perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
Erik Språng | 4529fbc | 2018-10-12 10:30:31 +0200 | [diff] [blame] | 11 | #include "video/video_stream_encoder.h" |
| 12 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 13 | #include <algorithm> |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 14 | #include <limits> |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 15 | #include <memory> |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 16 | #include <tuple> |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 17 | #include <utility> |
| 18 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 19 | #include "absl/memory/memory.h" |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 20 | #include "api/task_queue/default_task_queue_factory.h" |
Elad Alon | 45befc5 | 2019-07-02 11:20:09 +0200 | [diff] [blame] | 21 | #include "api/test/mock_fec_controller_override.h" |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 22 | #include "api/test/mock_video_encoder.h" |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 23 | #include "api/test/mock_video_encoder_factory.h" |
Jiawei Ou | c2ebe21 | 2018-11-08 10:02:56 -0800 | [diff] [blame] | 24 | #include "api/video/builtin_video_bitrate_allocator_factory.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 25 | #include "api/video/i420_buffer.h" |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 26 | #include "api/video/nv12_buffer.h" |
Evan Shrubsole | ce0a11d | 2020-04-16 11:36:55 +0200 | [diff] [blame] | 27 | #include "api/video/video_adaptation_reason.h" |
Erik Språng | f93eda1 | 2019-01-16 17:10:57 +0100 | [diff] [blame] | 28 | #include "api/video/video_bitrate_allocation.h" |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 29 | #include "api/video_codecs/sdp_video_format.h" |
Elad Alon | 370f93a | 2019-06-11 14:57:57 +0200 | [diff] [blame] | 30 | #include "api/video_codecs/video_encoder.h" |
Erik Språng | 4529fbc | 2018-10-12 10:30:31 +0200 | [diff] [blame] | 31 | #include "api/video_codecs/vp8_temporal_layers.h" |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 32 | #include "api/video_codecs/vp8_temporal_layers_factory.h" |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 33 | #include "call/adaptation/test/fake_adaptation_constraint.h" |
Evan Shrubsole | aa6fbc1 | 2020-02-25 16:26:01 +0100 | [diff] [blame] | 34 | #include "call/adaptation/test/fake_resource.h" |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 35 | #include "common_video/h264/h264_common.h" |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 36 | #include "common_video/include/video_frame_buffer.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame] | 37 | #include "media/base/video_adapter.h" |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 38 | #include "media/engine/webrtc_video_engine.h" |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 39 | #include "modules/video_coding/codecs/av1/libaom_av1_encoder.h" |
| 40 | #include "modules/video_coding/codecs/h264/include/h264.h" |
| 41 | #include "modules/video_coding/codecs/multiplex/include/multiplex_encoder_adapter.h" |
| 42 | #include "modules/video_coding/codecs/vp8/include/vp8.h" |
| 43 | #include "modules/video_coding/codecs/vp9/include/vp9.h" |
Sergey Silkin | 8668496 | 2018-03-28 19:32:37 +0200 | [diff] [blame] | 44 | #include "modules/video_coding/codecs/vp9/include/vp9_globals.h" |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 45 | #include "modules/video_coding/utility/quality_scaler.h" |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 46 | #include "modules/video_coding/utility/simulcast_rate_allocator.h" |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 47 | #include "rtc_base/event.h" |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 48 | #include "rtc_base/experiments/encoder_info_settings.h" |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 49 | #include "rtc_base/gunit.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 50 | #include "rtc_base/logging.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame] | 51 | #include "rtc_base/ref_counted_object.h" |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 52 | #include "rtc_base/synchronization/mutex.h" |
Erik Språng | 7ca375c | 2019-02-06 16:20:17 +0100 | [diff] [blame] | 53 | #include "system_wrappers/include/field_trial.h" |
Mirko Bonadei | 17f4878 | 2018-09-28 08:51:10 +0200 | [diff] [blame] | 54 | #include "system_wrappers/include/metrics.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 55 | #include "test/encoder_settings.h" |
| 56 | #include "test/fake_encoder.h" |
Kári Tristan Helgason | 639602a | 2018-08-02 10:51:40 +0200 | [diff] [blame] | 57 | #include "test/field_trial.h" |
Artem Titov | 33f9d2b | 2019-12-05 15:59:00 +0100 | [diff] [blame] | 58 | #include "test/frame_forwarder.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 59 | #include "test/gmock.h" |
| 60 | #include "test/gtest.h" |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 61 | #include "test/mappable_native_buffer.h" |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 62 | #include "test/time_controller/simulated_time_controller.h" |
Niels Möller | cbcbc22 | 2018-09-28 09:07:24 +0200 | [diff] [blame] | 63 | #include "test/video_encoder_proxy_factory.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 64 | #include "video/send_statistics_proxy.h" |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 65 | |
| 66 | namespace webrtc { |
| 67 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 68 | using ::testing::_; |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 69 | using ::testing::AllOf; |
Per Kjellander | d0a8f51 | 2020-10-07 11:28:41 +0200 | [diff] [blame] | 70 | using ::testing::AtLeast; |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 71 | using ::testing::Eq; |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 72 | using ::testing::Field; |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 73 | using ::testing::Ge; |
| 74 | using ::testing::Gt; |
| 75 | using ::testing::Le; |
| 76 | using ::testing::Lt; |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 77 | using ::testing::Matcher; |
| 78 | using ::testing::NiceMock; |
| 79 | using ::testing::Return; |
Per Kjellander | 4190ce9 | 2020-12-15 17:24:55 +0100 | [diff] [blame] | 80 | using ::testing::SizeIs; |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 81 | using ::testing::StrictMock; |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 82 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 83 | namespace { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 84 | const int kMinPixelsPerFrame = 320 * 180; |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 85 | const int kQpLow = 1; |
| 86 | const int kQpHigh = 2; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 87 | const int kMinFramerateFps = 2; |
| 88 | const int kMinBalancedFramerateFps = 7; |
| 89 | const int64_t kFrameTimeoutMs = 100; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 90 | const size_t kMaxPayloadLength = 1440; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 91 | const uint32_t kTargetBitrateBps = 1000000; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 92 | const uint32_t kStartBitrateBps = 600000; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 93 | const uint32_t kSimulcastTargetBitrateBps = 3150000; |
| 94 | const uint32_t kLowTargetBitrateBps = kTargetBitrateBps / 10; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 95 | const int kMaxInitialFramedrop = 4; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 96 | const int kDefaultFramerate = 30; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 97 | const int64_t kFrameIntervalMs = rtc::kNumMillisecsPerSec / kDefaultFramerate; |
Niels Möller | fe407b7 | 2019-09-10 10:48:48 +0200 | [diff] [blame] | 98 | const int64_t kProcessIntervalMs = 1000; |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 99 | const VideoEncoder::ResolutionBitrateLimits |
| 100 | kEncoderBitrateLimits540p(960 * 540, 100 * 1000, 100 * 1000, 2000 * 1000); |
| 101 | const VideoEncoder::ResolutionBitrateLimits |
| 102 | kEncoderBitrateLimits720p(1280 * 720, 200 * 1000, 200 * 1000, 4000 * 1000); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 103 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 104 | uint8_t optimal_sps[] = {0, 0, 0, 1, H264::NaluType::kSps, |
| 105 | 0x00, 0x00, 0x03, 0x03, 0xF4, |
| 106 | 0x05, 0x03, 0xC7, 0xE0, 0x1B, |
| 107 | 0x41, 0x10, 0x8D, 0x00}; |
| 108 | |
Sergey Silkin | 0e42cf7 | 2021-03-15 10:12:57 +0100 | [diff] [blame] | 109 | const uint8_t kCodedFrameVp8Qp25[] = { |
| 110 | 0x10, 0x02, 0x00, 0x9d, 0x01, 0x2a, 0x10, 0x00, 0x10, 0x00, |
| 111 | 0x02, 0x47, 0x08, 0x85, 0x85, 0x88, 0x85, 0x84, 0x88, 0x0c, |
| 112 | 0x82, 0x00, 0x0c, 0x0d, 0x60, 0x00, 0xfe, 0xfc, 0x5c, 0xd0}; |
| 113 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 114 | class TestBuffer : public webrtc::I420Buffer { |
| 115 | public: |
| 116 | TestBuffer(rtc::Event* event, int width, int height) |
| 117 | : I420Buffer(width, height), event_(event) {} |
| 118 | |
| 119 | private: |
| 120 | friend class rtc::RefCountedObject<TestBuffer>; |
| 121 | ~TestBuffer() override { |
| 122 | if (event_) |
| 123 | event_->Set(); |
| 124 | } |
| 125 | rtc::Event* const event_; |
| 126 | }; |
| 127 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 128 | // A fake native buffer that can't be converted to I420. Upon scaling, it |
| 129 | // produces another FakeNativeBuffer. |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 130 | class FakeNativeBuffer : public webrtc::VideoFrameBuffer { |
| 131 | public: |
| 132 | FakeNativeBuffer(rtc::Event* event, int width, int height) |
| 133 | : event_(event), width_(width), height_(height) {} |
| 134 | webrtc::VideoFrameBuffer::Type type() const override { return Type::kNative; } |
| 135 | int width() const override { return width_; } |
| 136 | int height() const override { return height_; } |
| 137 | rtc::scoped_refptr<webrtc::I420BufferInterface> ToI420() override { |
| 138 | return nullptr; |
| 139 | } |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 140 | rtc::scoped_refptr<VideoFrameBuffer> CropAndScale( |
| 141 | int offset_x, |
| 142 | int offset_y, |
| 143 | int crop_width, |
| 144 | int crop_height, |
| 145 | int scaled_width, |
| 146 | int scaled_height) override { |
| 147 | return new rtc::RefCountedObject<FakeNativeBuffer>(nullptr, scaled_width, |
| 148 | scaled_height); |
| 149 | } |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 150 | |
| 151 | private: |
| 152 | friend class rtc::RefCountedObject<FakeNativeBuffer>; |
| 153 | ~FakeNativeBuffer() override { |
| 154 | if (event_) |
| 155 | event_->Set(); |
| 156 | } |
| 157 | rtc::Event* const event_; |
| 158 | const int width_; |
| 159 | const int height_; |
| 160 | }; |
| 161 | |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 162 | // A fake native buffer that is backed by an NV12 buffer. |
| 163 | class FakeNV12NativeBuffer : public webrtc::VideoFrameBuffer { |
| 164 | public: |
| 165 | FakeNV12NativeBuffer(rtc::Event* event, int width, int height) |
| 166 | : nv12_buffer_(NV12Buffer::Create(width, height)), event_(event) {} |
| 167 | |
| 168 | webrtc::VideoFrameBuffer::Type type() const override { return Type::kNative; } |
| 169 | int width() const override { return nv12_buffer_->width(); } |
| 170 | int height() const override { return nv12_buffer_->height(); } |
| 171 | rtc::scoped_refptr<webrtc::I420BufferInterface> ToI420() override { |
| 172 | return nv12_buffer_->ToI420(); |
| 173 | } |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 174 | rtc::scoped_refptr<VideoFrameBuffer> GetMappedFrameBuffer( |
| 175 | rtc::ArrayView<VideoFrameBuffer::Type> types) override { |
| 176 | if (absl::c_find(types, Type::kNV12) != types.end()) { |
| 177 | return nv12_buffer_; |
| 178 | } |
| 179 | return nullptr; |
| 180 | } |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 181 | const NV12BufferInterface* GetNV12() const { return nv12_buffer_; } |
| 182 | |
| 183 | private: |
| 184 | friend class rtc::RefCountedObject<FakeNV12NativeBuffer>; |
| 185 | ~FakeNV12NativeBuffer() override { |
| 186 | if (event_) |
| 187 | event_->Set(); |
| 188 | } |
| 189 | rtc::scoped_refptr<NV12Buffer> nv12_buffer_; |
| 190 | rtc::Event* const event_; |
| 191 | }; |
| 192 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 193 | class CpuOveruseDetectorProxy : public OveruseFrameDetector { |
| 194 | public: |
Niels Möller | d1f7eb6 | 2018-03-28 16:40:58 +0200 | [diff] [blame] | 195 | explicit CpuOveruseDetectorProxy(CpuOveruseMetricsObserver* metrics_observer) |
| 196 | : OveruseFrameDetector(metrics_observer), |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 197 | last_target_framerate_fps_(-1), |
| 198 | framerate_updated_event_(true /* manual_reset */, |
| 199 | false /* initially_signaled */) {} |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 200 | virtual ~CpuOveruseDetectorProxy() {} |
| 201 | |
| 202 | void OnTargetFramerateUpdated(int framerate_fps) override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 203 | MutexLock lock(&lock_); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 204 | last_target_framerate_fps_ = framerate_fps; |
| 205 | OveruseFrameDetector::OnTargetFramerateUpdated(framerate_fps); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 206 | framerate_updated_event_.Set(); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 207 | } |
| 208 | |
| 209 | int GetLastTargetFramerate() { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 210 | MutexLock lock(&lock_); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 211 | return last_target_framerate_fps_; |
| 212 | } |
| 213 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 214 | CpuOveruseOptions GetOptions() { return options_; } |
| 215 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 216 | rtc::Event* framerate_updated_event() { return &framerate_updated_event_; } |
| 217 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 218 | private: |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 219 | Mutex lock_; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 220 | int last_target_framerate_fps_ RTC_GUARDED_BY(lock_); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 221 | rtc::Event framerate_updated_event_; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 222 | }; |
| 223 | |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 224 | class FakeVideoSourceRestrictionsListener |
| 225 | : public VideoSourceRestrictionsListener { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 226 | public: |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 227 | FakeVideoSourceRestrictionsListener() |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 228 | : was_restrictions_updated_(false), restrictions_updated_event_() {} |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 229 | ~FakeVideoSourceRestrictionsListener() override { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 230 | RTC_DCHECK(was_restrictions_updated_); |
| 231 | } |
| 232 | |
| 233 | rtc::Event* restrictions_updated_event() { |
| 234 | return &restrictions_updated_event_; |
| 235 | } |
| 236 | |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 237 | // VideoSourceRestrictionsListener implementation. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 238 | void OnVideoSourceRestrictionsUpdated( |
| 239 | VideoSourceRestrictions restrictions, |
| 240 | const VideoAdaptationCounters& adaptation_counters, |
Evan Shrubsole | ec0af26 | 2020-07-01 11:47:46 +0200 | [diff] [blame] | 241 | rtc::scoped_refptr<Resource> reason, |
| 242 | const VideoSourceRestrictions& unfiltered_restrictions) override { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 243 | was_restrictions_updated_ = true; |
| 244 | restrictions_updated_event_.Set(); |
| 245 | } |
| 246 | |
| 247 | private: |
| 248 | bool was_restrictions_updated_; |
| 249 | rtc::Event restrictions_updated_event_; |
| 250 | }; |
| 251 | |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 252 | auto WantsFps(Matcher<int> fps_matcher) { |
| 253 | return Field("max_framerate_fps", &rtc::VideoSinkWants::max_framerate_fps, |
| 254 | fps_matcher); |
| 255 | } |
| 256 | |
| 257 | auto WantsMaxPixels(Matcher<int> max_pixel_matcher) { |
| 258 | return Field("max_pixel_count", &rtc::VideoSinkWants::max_pixel_count, |
| 259 | AllOf(max_pixel_matcher, Gt(0))); |
| 260 | } |
| 261 | |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 262 | auto ResolutionMax() { |
| 263 | return AllOf( |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 264 | WantsMaxPixels(Eq(std::numeric_limits<int>::max())), |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 265 | Field("target_pixel_count", &rtc::VideoSinkWants::target_pixel_count, |
| 266 | Eq(absl::nullopt))); |
| 267 | } |
| 268 | |
| 269 | auto FpsMax() { |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 270 | return WantsFps(Eq(kDefaultFramerate)); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 271 | } |
| 272 | |
| 273 | auto FpsUnlimited() { |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 274 | return WantsFps(Eq(std::numeric_limits<int>::max())); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 275 | } |
| 276 | |
| 277 | auto FpsMatchesResolutionMax(Matcher<int> fps_matcher) { |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 278 | return AllOf(WantsFps(fps_matcher), ResolutionMax()); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 279 | } |
| 280 | |
| 281 | auto FpsMaxResolutionMatches(Matcher<int> pixel_matcher) { |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 282 | return AllOf(FpsMax(), WantsMaxPixels(pixel_matcher)); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 283 | } |
| 284 | |
| 285 | auto FpsMaxResolutionMax() { |
| 286 | return AllOf(FpsMax(), ResolutionMax()); |
| 287 | } |
| 288 | |
| 289 | auto UnlimitedSinkWants() { |
| 290 | return AllOf(FpsUnlimited(), ResolutionMax()); |
| 291 | } |
| 292 | |
| 293 | auto FpsInRangeForPixelsInBalanced(int last_frame_pixels) { |
| 294 | Matcher<int> fps_range_matcher; |
| 295 | |
| 296 | if (last_frame_pixels <= 320 * 240) { |
| 297 | fps_range_matcher = AllOf(Ge(7), Le(10)); |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 298 | } else if (last_frame_pixels <= 480 * 360) { |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 299 | fps_range_matcher = AllOf(Ge(10), Le(15)); |
| 300 | } else if (last_frame_pixels <= 640 * 480) { |
| 301 | fps_range_matcher = Ge(15); |
| 302 | } else { |
| 303 | fps_range_matcher = Eq(kDefaultFramerate); |
| 304 | } |
| 305 | return Field("max_framerate_fps", &rtc::VideoSinkWants::max_framerate_fps, |
| 306 | fps_range_matcher); |
| 307 | } |
| 308 | |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 309 | auto FpsEqResolutionEqTo(const rtc::VideoSinkWants& other_wants) { |
| 310 | return AllOf(WantsFps(Eq(other_wants.max_framerate_fps)), |
| 311 | WantsMaxPixels(Eq(other_wants.max_pixel_count))); |
| 312 | } |
| 313 | |
| 314 | auto FpsMaxResolutionLt(const rtc::VideoSinkWants& other_wants) { |
| 315 | return AllOf(FpsMax(), WantsMaxPixels(Lt(other_wants.max_pixel_count))); |
| 316 | } |
| 317 | |
| 318 | auto FpsMaxResolutionGt(const rtc::VideoSinkWants& other_wants) { |
| 319 | return AllOf(FpsMax(), WantsMaxPixels(Gt(other_wants.max_pixel_count))); |
| 320 | } |
| 321 | |
| 322 | auto FpsLtResolutionEq(const rtc::VideoSinkWants& other_wants) { |
| 323 | return AllOf(WantsFps(Lt(other_wants.max_framerate_fps)), |
| 324 | WantsMaxPixels(Eq(other_wants.max_pixel_count))); |
| 325 | } |
| 326 | |
| 327 | auto FpsGtResolutionEq(const rtc::VideoSinkWants& other_wants) { |
| 328 | return AllOf(WantsFps(Gt(other_wants.max_framerate_fps)), |
| 329 | WantsMaxPixels(Eq(other_wants.max_pixel_count))); |
| 330 | } |
| 331 | |
| 332 | auto FpsEqResolutionLt(const rtc::VideoSinkWants& other_wants) { |
| 333 | return AllOf(WantsFps(Eq(other_wants.max_framerate_fps)), |
| 334 | WantsMaxPixels(Lt(other_wants.max_pixel_count))); |
| 335 | } |
| 336 | |
| 337 | auto FpsEqResolutionGt(const rtc::VideoSinkWants& other_wants) { |
| 338 | return AllOf(WantsFps(Eq(other_wants.max_framerate_fps)), |
| 339 | WantsMaxPixels(Gt(other_wants.max_pixel_count))); |
| 340 | } |
| 341 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 342 | class VideoStreamEncoderUnderTest : public VideoStreamEncoder { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 343 | public: |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 344 | VideoStreamEncoderUnderTest(TimeController* time_controller, |
| 345 | TaskQueueFactory* task_queue_factory, |
| 346 | SendStatisticsProxy* stats_proxy, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 347 | const VideoStreamEncoderSettings& settings, |
| 348 | VideoStreamEncoder::BitrateAllocationCallbackType |
| 349 | allocation_callback_type) |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 350 | : VideoStreamEncoder(time_controller->GetClock(), |
Sebastian Jansson | 572c60f | 2019-03-04 18:30:41 +0100 | [diff] [blame] | 351 | 1 /* number_of_cores */, |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 352 | stats_proxy, |
| 353 | settings, |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 354 | std::unique_ptr<OveruseFrameDetector>( |
| 355 | overuse_detector_proxy_ = |
Sebastian Jansson | 74682c1 | 2019-03-01 11:50:20 +0100 | [diff] [blame] | 356 | new CpuOveruseDetectorProxy(stats_proxy)), |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 357 | task_queue_factory, |
| 358 | allocation_callback_type), |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 359 | time_controller_(time_controller), |
Henrik Boström | 5cc28b0 | 2020-06-01 17:59:05 +0200 | [diff] [blame] | 360 | fake_cpu_resource_(FakeResource::Create("FakeResource[CPU]")), |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 361 | fake_quality_resource_(FakeResource::Create("FakeResource[QP]")), |
Evan Shrubsole | dc4d422 | 2020-07-09 11:47:10 +0200 | [diff] [blame] | 362 | fake_adaptation_constraint_("FakeAdaptationConstraint") { |
Henrik Boström | c55516d | 2020-05-11 16:29:22 +0200 | [diff] [blame] | 363 | InjectAdaptationResource(fake_quality_resource_, |
Evan Shrubsole | ce0a11d | 2020-04-16 11:36:55 +0200 | [diff] [blame] | 364 | VideoAdaptationReason::kQuality); |
Henrik Boström | c55516d | 2020-05-11 16:29:22 +0200 | [diff] [blame] | 365 | InjectAdaptationResource(fake_cpu_resource_, VideoAdaptationReason::kCpu); |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 366 | InjectAdaptationConstraint(&fake_adaptation_constraint_); |
Evan Shrubsole | aa6fbc1 | 2020-02-25 16:26:01 +0100 | [diff] [blame] | 367 | } |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 368 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 369 | void SetSourceAndWaitForRestrictionsUpdated( |
| 370 | rtc::VideoSourceInterface<VideoFrame>* source, |
| 371 | const DegradationPreference& degradation_preference) { |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 372 | FakeVideoSourceRestrictionsListener listener; |
| 373 | AddRestrictionsListenerForTesting(&listener); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 374 | SetSource(source, degradation_preference); |
| 375 | listener.restrictions_updated_event()->Wait(5000); |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 376 | RemoveRestrictionsListenerForTesting(&listener); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 377 | } |
| 378 | |
| 379 | void SetSourceAndWaitForFramerateUpdated( |
| 380 | rtc::VideoSourceInterface<VideoFrame>* source, |
| 381 | const DegradationPreference& degradation_preference) { |
| 382 | overuse_detector_proxy_->framerate_updated_event()->Reset(); |
| 383 | SetSource(source, degradation_preference); |
| 384 | overuse_detector_proxy_->framerate_updated_event()->Wait(5000); |
| 385 | } |
| 386 | |
| 387 | void OnBitrateUpdatedAndWaitForManagedResources( |
| 388 | DataRate target_bitrate, |
| 389 | DataRate stable_target_bitrate, |
| 390 | DataRate link_allocation, |
| 391 | uint8_t fraction_lost, |
| 392 | int64_t round_trip_time_ms, |
| 393 | double cwnd_reduce_ratio) { |
| 394 | OnBitrateUpdated(target_bitrate, stable_target_bitrate, link_allocation, |
| 395 | fraction_lost, round_trip_time_ms, cwnd_reduce_ratio); |
| 396 | // Bitrate is updated on the encoder queue. |
| 397 | WaitUntilTaskQueueIsIdle(); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 398 | } |
| 399 | |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 400 | // This is used as a synchronisation mechanism, to make sure that the |
| 401 | // encoder queue is not blocked before we start sending it frames. |
| 402 | void WaitUntilTaskQueueIsIdle() { |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 403 | rtc::Event event; |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 404 | encoder_queue()->PostTask([&event] { event.Set(); }); |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 405 | ASSERT_TRUE(event.Wait(5000)); |
| 406 | } |
| 407 | |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 408 | // Triggers resource usage measurements on the fake CPU resource. |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 409 | void TriggerCpuOveruse() { |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 410 | rtc::Event event; |
Evan Shrubsole | 8572841 | 2020-08-25 13:12:12 +0200 | [diff] [blame] | 411 | encoder_queue()->PostTask([this, &event] { |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 412 | fake_cpu_resource_->SetUsageState(ResourceUsageState::kOveruse); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 413 | event.Set(); |
| 414 | }); |
| 415 | ASSERT_TRUE(event.Wait(5000)); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 416 | time_controller_->AdvanceTime(TimeDelta::Millis(0)); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 417 | } |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 418 | |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 419 | void TriggerCpuUnderuse() { |
| 420 | rtc::Event event; |
Evan Shrubsole | 8572841 | 2020-08-25 13:12:12 +0200 | [diff] [blame] | 421 | encoder_queue()->PostTask([this, &event] { |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 422 | fake_cpu_resource_->SetUsageState(ResourceUsageState::kUnderuse); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 423 | event.Set(); |
| 424 | }); |
| 425 | ASSERT_TRUE(event.Wait(5000)); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 426 | time_controller_->AdvanceTime(TimeDelta::Millis(0)); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 427 | } |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 428 | |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 429 | // Triggers resource usage measurements on the fake quality resource. |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 430 | void TriggerQualityLow() { |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 431 | rtc::Event event; |
Evan Shrubsole | 8572841 | 2020-08-25 13:12:12 +0200 | [diff] [blame] | 432 | encoder_queue()->PostTask([this, &event] { |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 433 | fake_quality_resource_->SetUsageState(ResourceUsageState::kOveruse); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 434 | event.Set(); |
| 435 | }); |
| 436 | ASSERT_TRUE(event.Wait(5000)); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 437 | time_controller_->AdvanceTime(TimeDelta::Millis(0)); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 438 | } |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 439 | void TriggerQualityHigh() { |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 440 | rtc::Event event; |
Evan Shrubsole | 8572841 | 2020-08-25 13:12:12 +0200 | [diff] [blame] | 441 | encoder_queue()->PostTask([this, &event] { |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 442 | fake_quality_resource_->SetUsageState(ResourceUsageState::kUnderuse); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 443 | event.Set(); |
| 444 | }); |
| 445 | ASSERT_TRUE(event.Wait(5000)); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 446 | time_controller_->AdvanceTime(TimeDelta::Millis(0)); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 447 | } |
| 448 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 449 | TimeController* const time_controller_; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 450 | CpuOveruseDetectorProxy* overuse_detector_proxy_; |
Henrik Boström | c55516d | 2020-05-11 16:29:22 +0200 | [diff] [blame] | 451 | rtc::scoped_refptr<FakeResource> fake_cpu_resource_; |
| 452 | rtc::scoped_refptr<FakeResource> fake_quality_resource_; |
Henrik Boström | 0f0aa9c | 2020-06-02 13:02:36 +0200 | [diff] [blame] | 453 | FakeAdaptationConstraint fake_adaptation_constraint_; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 454 | }; |
| 455 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 456 | // Simulates simulcast behavior and makes highest stream resolutions divisible |
| 457 | // by 4. |
| 458 | class CroppingVideoStreamFactory |
| 459 | : public VideoEncoderConfig::VideoStreamFactoryInterface { |
| 460 | public: |
Åsa Persson | 17b29b9 | 2020-10-17 12:57:58 +0200 | [diff] [blame] | 461 | CroppingVideoStreamFactory() {} |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 462 | |
| 463 | private: |
| 464 | std::vector<VideoStream> CreateEncoderStreams( |
| 465 | int width, |
| 466 | int height, |
| 467 | const VideoEncoderConfig& encoder_config) override { |
| 468 | std::vector<VideoStream> streams = test::CreateVideoStreams( |
| 469 | width - width % 4, height - height % 4, encoder_config); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 470 | return streams; |
| 471 | } |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 472 | }; |
| 473 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 474 | class AdaptingFrameForwarder : public test::FrameForwarder { |
| 475 | public: |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 476 | explicit AdaptingFrameForwarder(TimeController* time_controller) |
| 477 | : time_controller_(time_controller), adaptation_enabled_(false) {} |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 478 | ~AdaptingFrameForwarder() override {} |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 479 | |
| 480 | void set_adaptation_enabled(bool enabled) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 481 | MutexLock lock(&mutex_); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 482 | adaptation_enabled_ = enabled; |
| 483 | } |
| 484 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 485 | bool adaption_enabled() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 486 | MutexLock lock(&mutex_); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 487 | return adaptation_enabled_; |
| 488 | } |
| 489 | |
Henrik Boström | 1124ed1 | 2021-02-25 10:30:39 +0100 | [diff] [blame] | 490 | // The "last wants" is a snapshot of the previous rtc::VideoSinkWants where |
| 491 | // the resolution or frame rate was different than it is currently. If |
| 492 | // something else is modified, such as encoder resolutions, but the resolution |
| 493 | // and frame rate stays the same, last wants is not updated. |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 494 | rtc::VideoSinkWants last_wants() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 495 | MutexLock lock(&mutex_); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 496 | return last_wants_; |
| 497 | } |
| 498 | |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 499 | absl::optional<int> last_sent_width() const { return last_width_; } |
| 500 | absl::optional<int> last_sent_height() const { return last_height_; } |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 501 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 502 | void IncomingCapturedFrame(const VideoFrame& video_frame) override { |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 503 | RTC_DCHECK(time_controller_->GetMainThread()->IsCurrent()); |
| 504 | time_controller_->AdvanceTime(TimeDelta::Millis(0)); |
| 505 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 506 | int cropped_width = 0; |
| 507 | int cropped_height = 0; |
| 508 | int out_width = 0; |
| 509 | int out_height = 0; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 510 | if (adaption_enabled()) { |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 511 | RTC_DLOG(INFO) << "IncomingCapturedFrame: AdaptFrameResolution()" |
| 512 | << "w=" << video_frame.width() |
| 513 | << "h=" << video_frame.height(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 514 | if (adapter_.AdaptFrameResolution( |
| 515 | video_frame.width(), video_frame.height(), |
| 516 | video_frame.timestamp_us() * 1000, &cropped_width, |
| 517 | &cropped_height, &out_width, &out_height)) { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 518 | VideoFrame adapted_frame = |
| 519 | VideoFrame::Builder() |
| 520 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 521 | nullptr, out_width, out_height)) |
| 522 | .set_timestamp_rtp(99) |
| 523 | .set_timestamp_ms(99) |
| 524 | .set_rotation(kVideoRotation_0) |
| 525 | .build(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 526 | adapted_frame.set_ntp_time_ms(video_frame.ntp_time_ms()); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 527 | if (video_frame.has_update_rect()) { |
| 528 | adapted_frame.set_update_rect( |
| 529 | video_frame.update_rect().ScaleWithFrame( |
| 530 | video_frame.width(), video_frame.height(), 0, 0, |
| 531 | video_frame.width(), video_frame.height(), out_width, |
| 532 | out_height)); |
| 533 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 534 | test::FrameForwarder::IncomingCapturedFrame(adapted_frame); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 535 | last_width_.emplace(adapted_frame.width()); |
| 536 | last_height_.emplace(adapted_frame.height()); |
| 537 | } else { |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 538 | last_width_ = absl::nullopt; |
| 539 | last_height_ = absl::nullopt; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 540 | } |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 541 | } else { |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 542 | RTC_DLOG(INFO) << "IncomingCapturedFrame: adaptation not enabled"; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 543 | test::FrameForwarder::IncomingCapturedFrame(video_frame); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 544 | last_width_.emplace(video_frame.width()); |
| 545 | last_height_.emplace(video_frame.height()); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 546 | } |
| 547 | } |
| 548 | |
| 549 | void AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink, |
| 550 | const rtc::VideoSinkWants& wants) override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 551 | MutexLock lock(&mutex_); |
Henrik Boström | 1124ed1 | 2021-02-25 10:30:39 +0100 | [diff] [blame] | 552 | rtc::VideoSinkWants prev_wants = sink_wants_locked(); |
| 553 | bool did_adapt = |
| 554 | prev_wants.max_pixel_count != wants.max_pixel_count || |
| 555 | prev_wants.target_pixel_count != wants.target_pixel_count || |
| 556 | prev_wants.max_framerate_fps != wants.max_framerate_fps; |
| 557 | if (did_adapt) { |
| 558 | last_wants_ = prev_wants; |
| 559 | } |
Rasmus Brandt | 287e464 | 2019-11-15 16:56:01 +0100 | [diff] [blame] | 560 | adapter_.OnSinkWants(wants); |
Markus Handell | 16038ab | 2020-05-28 08:37:30 +0200 | [diff] [blame] | 561 | test::FrameForwarder::AddOrUpdateSinkLocked(sink, wants); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 562 | } |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 563 | |
| 564 | TimeController* const time_controller_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 565 | cricket::VideoAdapter adapter_; |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 566 | bool adaptation_enabled_ RTC_GUARDED_BY(mutex_); |
| 567 | rtc::VideoSinkWants last_wants_ RTC_GUARDED_BY(mutex_); |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 568 | absl::optional<int> last_width_; |
| 569 | absl::optional<int> last_height_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 570 | }; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 571 | |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 572 | // TODO(nisse): Mock only VideoStreamEncoderObserver. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 573 | class MockableSendStatisticsProxy : public SendStatisticsProxy { |
| 574 | public: |
| 575 | MockableSendStatisticsProxy(Clock* clock, |
| 576 | const VideoSendStream::Config& config, |
| 577 | VideoEncoderConfig::ContentType content_type) |
| 578 | : SendStatisticsProxy(clock, config, content_type) {} |
| 579 | |
| 580 | VideoSendStream::Stats GetStats() override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 581 | MutexLock lock(&lock_); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 582 | if (mock_stats_) |
| 583 | return *mock_stats_; |
| 584 | return SendStatisticsProxy::GetStats(); |
| 585 | } |
| 586 | |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 587 | int GetInputFrameRate() const override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 588 | MutexLock lock(&lock_); |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 589 | if (mock_stats_) |
| 590 | return mock_stats_->input_frame_rate; |
| 591 | return SendStatisticsProxy::GetInputFrameRate(); |
| 592 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 593 | void SetMockStats(const VideoSendStream::Stats& stats) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 594 | MutexLock lock(&lock_); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 595 | mock_stats_.emplace(stats); |
| 596 | } |
| 597 | |
| 598 | void ResetMockStats() { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 599 | MutexLock lock(&lock_); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 600 | mock_stats_.reset(); |
| 601 | } |
| 602 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 603 | void SetDroppedFrameCallback(std::function<void(DropReason)> callback) { |
| 604 | on_frame_dropped_ = std::move(callback); |
| 605 | } |
| 606 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 607 | private: |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 608 | void OnFrameDropped(DropReason reason) override { |
| 609 | SendStatisticsProxy::OnFrameDropped(reason); |
| 610 | if (on_frame_dropped_) |
| 611 | on_frame_dropped_(reason); |
| 612 | } |
| 613 | |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 614 | mutable Mutex lock_; |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 615 | absl::optional<VideoSendStream::Stats> mock_stats_ RTC_GUARDED_BY(lock_); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 616 | std::function<void(DropReason)> on_frame_dropped_; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 617 | }; |
| 618 | |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 619 | class MockEncoderSelector |
| 620 | : public VideoEncoderFactory::EncoderSelectorInterface { |
| 621 | public: |
Danil Chapovalov | 91fdc60 | 2020-05-14 19:17:51 +0200 | [diff] [blame] | 622 | MOCK_METHOD(void, |
| 623 | OnCurrentEncoder, |
| 624 | (const SdpVideoFormat& format), |
| 625 | (override)); |
| 626 | MOCK_METHOD(absl::optional<SdpVideoFormat>, |
| 627 | OnAvailableBitrate, |
| 628 | (const DataRate& rate), |
| 629 | (override)); |
| 630 | MOCK_METHOD(absl::optional<SdpVideoFormat>, OnEncoderBroken, (), (override)); |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 631 | }; |
| 632 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 633 | } // namespace |
| 634 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 635 | class VideoStreamEncoderTest : public ::testing::Test { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 636 | public: |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 637 | static const int kDefaultTimeoutMs = 1000; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 638 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 639 | VideoStreamEncoderTest() |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 640 | : video_send_config_(VideoSendStream::Config(nullptr)), |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 641 | codec_width_(320), |
| 642 | codec_height_(240), |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 643 | max_framerate_(kDefaultFramerate), |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 644 | fake_encoder_(&time_controller_), |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 645 | encoder_factory_(&fake_encoder_), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 646 | stats_proxy_(new MockableSendStatisticsProxy( |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 647 | time_controller_.GetClock(), |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 648 | video_send_config_, |
| 649 | webrtc::VideoEncoderConfig::ContentType::kRealtimeVideo)), |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 650 | sink_(&time_controller_, &fake_encoder_) {} |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 651 | |
| 652 | void SetUp() override { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 653 | metrics::Reset(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 654 | video_send_config_ = VideoSendStream::Config(nullptr); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 655 | video_send_config_.encoder_settings.encoder_factory = &encoder_factory_; |
Jiawei Ou | c2ebe21 | 2018-11-08 10:02:56 -0800 | [diff] [blame] | 656 | video_send_config_.encoder_settings.bitrate_allocator_factory = |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 657 | &bitrate_allocator_factory_; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 658 | video_send_config_.rtp.payload_name = "FAKE"; |
| 659 | video_send_config_.rtp.payload_type = 125; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 660 | |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 661 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 662 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
Åsa Persson | 1710706 | 2020-10-08 08:57:51 +0200 | [diff] [blame] | 663 | EXPECT_EQ(1u, video_encoder_config.simulcast_layers.size()); |
| 664 | video_encoder_config.simulcast_layers[0].num_temporal_layers = 1; |
| 665 | video_encoder_config.simulcast_layers[0].max_framerate = max_framerate_; |
Erik Språng | 08127a9 | 2016-11-16 16:41:30 +0100 | [diff] [blame] | 666 | video_encoder_config_ = video_encoder_config.Copy(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 667 | |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 668 | ConfigureEncoder(std::move(video_encoder_config)); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 669 | } |
| 670 | |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 671 | void ConfigureEncoder( |
| 672 | VideoEncoderConfig video_encoder_config, |
| 673 | VideoStreamEncoder::BitrateAllocationCallbackType |
| 674 | allocation_callback_type = |
| 675 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 676 | kVideoBitrateAllocationWhenScreenSharing) { |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 677 | if (video_stream_encoder_) |
| 678 | video_stream_encoder_->Stop(); |
| 679 | video_stream_encoder_.reset(new VideoStreamEncoderUnderTest( |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 680 | &time_controller_, GetTaskQueueFactory(), stats_proxy_.get(), |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 681 | video_send_config_.encoder_settings, allocation_callback_type)); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 682 | video_stream_encoder_->SetSink(&sink_, false /* rotation_applied */); |
| 683 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 684 | &video_source_, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 685 | video_stream_encoder_->SetStartBitrate(kTargetBitrateBps); |
| 686 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 687 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 688 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 689 | } |
| 690 | |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 691 | void ResetEncoder(const std::string& payload_name, |
| 692 | size_t num_streams, |
| 693 | size_t num_temporal_layers, |
| 694 | unsigned char num_spatial_layers, |
| 695 | bool screenshare, |
| 696 | VideoStreamEncoder::BitrateAllocationCallbackType |
| 697 | allocation_callback_type = |
| 698 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 699 | kVideoBitrateAllocationWhenScreenSharing) { |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 700 | video_send_config_.rtp.payload_name = payload_name; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 701 | |
| 702 | VideoEncoderConfig video_encoder_config; |
Åsa Persson | 1710706 | 2020-10-08 08:57:51 +0200 | [diff] [blame] | 703 | test::FillEncoderConfiguration(PayloadStringToCodecType(payload_name), |
| 704 | num_streams, &video_encoder_config); |
| 705 | for (auto& layer : video_encoder_config.simulcast_layers) { |
| 706 | layer.num_temporal_layers = num_temporal_layers; |
| 707 | layer.max_framerate = kDefaultFramerate; |
| 708 | } |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 709 | video_encoder_config.max_bitrate_bps = |
| 710 | num_streams == 1 ? kTargetBitrateBps : kSimulcastTargetBitrateBps; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 711 | video_encoder_config.content_type = |
| 712 | screenshare ? VideoEncoderConfig::ContentType::kScreen |
| 713 | : VideoEncoderConfig::ContentType::kRealtimeVideo; |
emircan | bbcc356 | 2017-08-18 00:28:40 -0700 | [diff] [blame] | 714 | if (payload_name == "VP9") { |
| 715 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 716 | vp9_settings.numberOfSpatialLayers = num_spatial_layers; |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 717 | vp9_settings.automaticResizeOn = num_spatial_layers <= 1; |
emircan | bbcc356 | 2017-08-18 00:28:40 -0700 | [diff] [blame] | 718 | video_encoder_config.encoder_specific_settings = |
| 719 | new rtc::RefCountedObject< |
| 720 | VideoEncoderConfig::Vp9EncoderSpecificSettings>(vp9_settings); |
| 721 | } |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 722 | ConfigureEncoder(std::move(video_encoder_config), allocation_callback_type); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 723 | } |
| 724 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 725 | VideoFrame CreateFrame(int64_t ntp_time_ms, |
| 726 | rtc::Event* destruction_event) const { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 727 | VideoFrame frame = |
| 728 | VideoFrame::Builder() |
| 729 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 730 | destruction_event, codec_width_, codec_height_)) |
| 731 | .set_timestamp_rtp(99) |
| 732 | .set_timestamp_ms(99) |
| 733 | .set_rotation(kVideoRotation_0) |
| 734 | .build(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 735 | frame.set_ntp_time_ms(ntp_time_ms); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 736 | return frame; |
| 737 | } |
| 738 | |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 739 | VideoFrame CreateFrameWithUpdatedPixel(int64_t ntp_time_ms, |
| 740 | rtc::Event* destruction_event, |
| 741 | int offset_x) const { |
| 742 | VideoFrame frame = |
| 743 | VideoFrame::Builder() |
| 744 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 745 | destruction_event, codec_width_, codec_height_)) |
| 746 | .set_timestamp_rtp(99) |
| 747 | .set_timestamp_ms(99) |
| 748 | .set_rotation(kVideoRotation_0) |
Artem Titov | 5256d8b | 2019-12-02 10:34:12 +0100 | [diff] [blame] | 749 | .set_update_rect(VideoFrame::UpdateRect{offset_x, 0, 1, 1}) |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 750 | .build(); |
| 751 | frame.set_ntp_time_ms(ntp_time_ms); |
| 752 | return frame; |
| 753 | } |
| 754 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 755 | VideoFrame CreateFrame(int64_t ntp_time_ms, int width, int height) const { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 756 | VideoFrame frame = |
| 757 | VideoFrame::Builder() |
| 758 | .set_video_frame_buffer( |
| 759 | new rtc::RefCountedObject<TestBuffer>(nullptr, width, height)) |
| 760 | .set_timestamp_rtp(99) |
| 761 | .set_timestamp_ms(99) |
| 762 | .set_rotation(kVideoRotation_0) |
| 763 | .build(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 764 | frame.set_ntp_time_ms(ntp_time_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 765 | frame.set_timestamp_us(ntp_time_ms * 1000); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 766 | return frame; |
| 767 | } |
| 768 | |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 769 | VideoFrame CreateNV12Frame(int64_t ntp_time_ms, int width, int height) const { |
| 770 | VideoFrame frame = |
| 771 | VideoFrame::Builder() |
| 772 | .set_video_frame_buffer(NV12Buffer::Create(width, height)) |
| 773 | .set_timestamp_rtp(99) |
| 774 | .set_timestamp_ms(99) |
| 775 | .set_rotation(kVideoRotation_0) |
| 776 | .build(); |
| 777 | frame.set_ntp_time_ms(ntp_time_ms); |
| 778 | frame.set_timestamp_us(ntp_time_ms * 1000); |
| 779 | return frame; |
| 780 | } |
| 781 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 782 | VideoFrame CreateFakeNativeFrame(int64_t ntp_time_ms, |
| 783 | rtc::Event* destruction_event, |
| 784 | int width, |
| 785 | int height) const { |
| 786 | VideoFrame frame = |
| 787 | VideoFrame::Builder() |
| 788 | .set_video_frame_buffer(new rtc::RefCountedObject<FakeNativeBuffer>( |
| 789 | destruction_event, width, height)) |
| 790 | .set_timestamp_rtp(99) |
| 791 | .set_timestamp_ms(99) |
| 792 | .set_rotation(kVideoRotation_0) |
| 793 | .build(); |
| 794 | frame.set_ntp_time_ms(ntp_time_ms); |
| 795 | return frame; |
| 796 | } |
| 797 | |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 798 | VideoFrame CreateFakeNV12NativeFrame(int64_t ntp_time_ms, |
| 799 | rtc::Event* destruction_event, |
| 800 | int width, |
| 801 | int height) const { |
| 802 | VideoFrame frame = VideoFrame::Builder() |
| 803 | .set_video_frame_buffer( |
| 804 | new rtc::RefCountedObject<FakeNV12NativeBuffer>( |
| 805 | destruction_event, width, height)) |
| 806 | .set_timestamp_rtp(99) |
| 807 | .set_timestamp_ms(99) |
| 808 | .set_rotation(kVideoRotation_0) |
| 809 | .build(); |
| 810 | frame.set_ntp_time_ms(ntp_time_ms); |
| 811 | return frame; |
| 812 | } |
| 813 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 814 | VideoFrame CreateFakeNativeFrame(int64_t ntp_time_ms, |
| 815 | rtc::Event* destruction_event) const { |
| 816 | return CreateFakeNativeFrame(ntp_time_ms, destruction_event, codec_width_, |
| 817 | codec_height_); |
| 818 | } |
| 819 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 820 | void VerifyAllocatedBitrate(const VideoBitrateAllocation& expected_bitrate) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 821 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 822 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 823 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 824 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 825 | |
| 826 | video_source_.IncomingCapturedFrame( |
| 827 | CreateFrame(1, codec_width_, codec_height_)); |
| 828 | WaitForEncodedFrame(1); |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 829 | EXPECT_EQ(expected_bitrate, sink_.GetLastVideoBitrateAllocation()); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 830 | } |
| 831 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 832 | void WaitForEncodedFrame(int64_t expected_ntp_time) { |
| 833 | sink_.WaitForEncodedFrame(expected_ntp_time); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 834 | AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 835 | } |
| 836 | |
| 837 | bool TimedWaitForEncodedFrame(int64_t expected_ntp_time, int64_t timeout_ms) { |
| 838 | bool ok = sink_.TimedWaitForEncodedFrame(expected_ntp_time, timeout_ms); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 839 | AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 840 | return ok; |
| 841 | } |
| 842 | |
| 843 | void WaitForEncodedFrame(uint32_t expected_width, uint32_t expected_height) { |
| 844 | sink_.WaitForEncodedFrame(expected_width, expected_height); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 845 | AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 846 | } |
| 847 | |
| 848 | void ExpectDroppedFrame() { |
| 849 | sink_.ExpectDroppedFrame(); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 850 | AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 851 | } |
| 852 | |
| 853 | bool WaitForFrame(int64_t timeout_ms) { |
| 854 | bool ok = sink_.WaitForFrame(timeout_ms); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 855 | AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 856 | return ok; |
| 857 | } |
| 858 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 859 | class TestEncoder : public test::FakeEncoder { |
| 860 | public: |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 861 | explicit TestEncoder(TimeController* time_controller) |
| 862 | : FakeEncoder(time_controller->GetClock()), |
| 863 | time_controller_(time_controller) { |
| 864 | RTC_DCHECK(time_controller_); |
| 865 | } |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 866 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 867 | VideoCodec codec_config() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 868 | MutexLock lock(&mutex_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 869 | return config_; |
| 870 | } |
| 871 | |
| 872 | void BlockNextEncode() { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 873 | MutexLock lock(&local_mutex_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 874 | block_next_encode_ = true; |
| 875 | } |
| 876 | |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 877 | VideoEncoder::EncoderInfo GetEncoderInfo() const override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 878 | MutexLock lock(&local_mutex_); |
Erik Språng | 9d69cbe | 2020-10-22 17:44:42 +0200 | [diff] [blame] | 879 | EncoderInfo info = FakeEncoder::GetEncoderInfo(); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 880 | if (initialized_ == EncoderState::kInitialized) { |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 881 | if (quality_scaling_) { |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 882 | info.scaling_settings = VideoEncoder::ScalingSettings( |
| 883 | kQpLow, kQpHigh, kMinPixelsPerFrame); |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 884 | } |
| 885 | info.is_hardware_accelerated = is_hardware_accelerated_; |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 886 | for (int i = 0; i < kMaxSpatialLayers; ++i) { |
| 887 | if (temporal_layers_supported_[i]) { |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 888 | info.fps_allocation[i].clear(); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 889 | int num_layers = temporal_layers_supported_[i].value() ? 2 : 1; |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 890 | for (int tid = 0; tid < num_layers; ++tid) |
| 891 | info.fps_allocation[i].push_back(255 / (num_layers - tid)); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 892 | } |
| 893 | } |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 894 | } |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 895 | |
| 896 | info.resolution_bitrate_limits = resolution_bitrate_limits_; |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 897 | info.requested_resolution_alignment = requested_resolution_alignment_; |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 898 | info.apply_alignment_to_all_simulcast_layers = |
| 899 | apply_alignment_to_all_simulcast_layers_; |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 900 | info.preferred_pixel_formats = preferred_pixel_formats_; |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 901 | return info; |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 902 | } |
| 903 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 904 | int32_t RegisterEncodeCompleteCallback( |
| 905 | EncodedImageCallback* callback) override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 906 | MutexLock lock(&local_mutex_); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 907 | encoded_image_callback_ = callback; |
| 908 | return FakeEncoder::RegisterEncodeCompleteCallback(callback); |
| 909 | } |
| 910 | |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 911 | void ContinueEncode() { continue_encode_event_.Set(); } |
| 912 | |
| 913 | void CheckLastTimeStampsMatch(int64_t ntp_time_ms, |
| 914 | uint32_t timestamp) const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 915 | MutexLock lock(&local_mutex_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 916 | EXPECT_EQ(timestamp_, timestamp); |
| 917 | EXPECT_EQ(ntp_time_ms_, ntp_time_ms); |
| 918 | } |
| 919 | |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 920 | void SetQualityScaling(bool b) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 921 | MutexLock lock(&local_mutex_); |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 922 | quality_scaling_ = b; |
| 923 | } |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 924 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 925 | void SetRequestedResolutionAlignment(int requested_resolution_alignment) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 926 | MutexLock lock(&local_mutex_); |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 927 | requested_resolution_alignment_ = requested_resolution_alignment; |
| 928 | } |
| 929 | |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 930 | void SetApplyAlignmentToAllSimulcastLayers(bool b) { |
| 931 | MutexLock lock(&local_mutex_); |
| 932 | apply_alignment_to_all_simulcast_layers_ = b; |
| 933 | } |
| 934 | |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 935 | void SetIsHardwareAccelerated(bool is_hardware_accelerated) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 936 | MutexLock lock(&local_mutex_); |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 937 | is_hardware_accelerated_ = is_hardware_accelerated; |
| 938 | } |
| 939 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 940 | void SetTemporalLayersSupported(size_t spatial_idx, bool supported) { |
| 941 | RTC_DCHECK_LT(spatial_idx, kMaxSpatialLayers); |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 942 | MutexLock lock(&local_mutex_); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 943 | temporal_layers_supported_[spatial_idx] = supported; |
| 944 | } |
| 945 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 946 | void SetResolutionBitrateLimits( |
| 947 | std::vector<ResolutionBitrateLimits> thresholds) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 948 | MutexLock lock(&local_mutex_); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 949 | resolution_bitrate_limits_ = thresholds; |
| 950 | } |
| 951 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 952 | void ForceInitEncodeFailure(bool force_failure) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 953 | MutexLock lock(&local_mutex_); |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 954 | force_init_encode_failed_ = force_failure; |
| 955 | } |
| 956 | |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 957 | void SimulateOvershoot(double rate_factor) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 958 | MutexLock lock(&local_mutex_); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 959 | rate_factor_ = rate_factor; |
| 960 | } |
| 961 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 962 | uint32_t GetLastFramerate() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 963 | MutexLock lock(&local_mutex_); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 964 | return last_framerate_; |
| 965 | } |
| 966 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 967 | VideoFrame::UpdateRect GetLastUpdateRect() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 968 | MutexLock lock(&local_mutex_); |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 969 | return last_update_rect_; |
| 970 | } |
| 971 | |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 972 | const std::vector<VideoFrameType>& LastFrameTypes() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 973 | MutexLock lock(&local_mutex_); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 974 | return last_frame_types_; |
| 975 | } |
| 976 | |
| 977 | void InjectFrame(const VideoFrame& input_image, bool keyframe) { |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 978 | const std::vector<VideoFrameType> frame_type = { |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 979 | keyframe ? VideoFrameType::kVideoFrameKey |
| 980 | : VideoFrameType::kVideoFrameDelta}; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 981 | { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 982 | MutexLock lock(&local_mutex_); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 983 | last_frame_types_ = frame_type; |
| 984 | } |
Niels Möller | b859b32 | 2019-03-07 12:40:01 +0100 | [diff] [blame] | 985 | FakeEncoder::Encode(input_image, &frame_type); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 986 | } |
| 987 | |
Sergey Silkin | 0e42cf7 | 2021-03-15 10:12:57 +0100 | [diff] [blame] | 988 | void InjectEncodedImage(const EncodedImage& image, |
| 989 | const CodecSpecificInfo* codec_specific_info) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 990 | MutexLock lock(&local_mutex_); |
Sergey Silkin | 0e42cf7 | 2021-03-15 10:12:57 +0100 | [diff] [blame] | 991 | encoded_image_callback_->OnEncodedImage(image, codec_specific_info); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 992 | } |
| 993 | |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 994 | void SetEncodedImageData( |
| 995 | rtc::scoped_refptr<EncodedImageBufferInterface> encoded_image_data) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 996 | MutexLock lock(&local_mutex_); |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 997 | encoded_image_data_ = encoded_image_data; |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 998 | } |
| 999 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1000 | void ExpectNullFrame() { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1001 | MutexLock lock(&local_mutex_); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1002 | expect_null_frame_ = true; |
| 1003 | } |
| 1004 | |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 1005 | absl::optional<VideoEncoder::RateControlParameters> |
| 1006 | GetAndResetLastRateControlSettings() { |
| 1007 | auto settings = last_rate_control_settings_; |
| 1008 | last_rate_control_settings_.reset(); |
| 1009 | return settings; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1010 | } |
| 1011 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1012 | int GetLastInputWidth() const { |
| 1013 | MutexLock lock(&local_mutex_); |
| 1014 | return last_input_width_; |
| 1015 | } |
| 1016 | |
| 1017 | int GetLastInputHeight() const { |
| 1018 | MutexLock lock(&local_mutex_); |
| 1019 | return last_input_height_; |
| 1020 | } |
| 1021 | |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 1022 | absl::optional<VideoFrameBuffer::Type> GetLastInputPixelFormat() { |
| 1023 | MutexLock lock(&local_mutex_); |
| 1024 | return last_input_pixel_format_; |
| 1025 | } |
| 1026 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1027 | int GetNumEncoderInitializations() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1028 | MutexLock lock(&local_mutex_); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1029 | return num_encoder_initializations_; |
| 1030 | } |
| 1031 | |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 1032 | int GetNumSetRates() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1033 | MutexLock lock(&local_mutex_); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 1034 | return num_set_rates_; |
| 1035 | } |
| 1036 | |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 1037 | VideoCodec video_codec() const { |
| 1038 | MutexLock lock(&local_mutex_); |
| 1039 | return video_codec_; |
| 1040 | } |
| 1041 | |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 1042 | void SetPreferredPixelFormats( |
| 1043 | absl::InlinedVector<VideoFrameBuffer::Type, kMaxPreferredPixelFormats> |
| 1044 | pixel_formats) { |
| 1045 | MutexLock lock(&local_mutex_); |
| 1046 | preferred_pixel_formats_ = std::move(pixel_formats); |
| 1047 | } |
| 1048 | |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1049 | private: |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1050 | int32_t Encode(const VideoFrame& input_image, |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 1051 | const std::vector<VideoFrameType>* frame_types) override { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1052 | bool block_encode; |
| 1053 | { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1054 | MutexLock lock(&local_mutex_); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1055 | if (expect_null_frame_) { |
| 1056 | EXPECT_EQ(input_image.timestamp(), 0u); |
| 1057 | EXPECT_EQ(input_image.width(), 1); |
| 1058 | last_frame_types_ = *frame_types; |
| 1059 | expect_null_frame_ = false; |
| 1060 | } else { |
| 1061 | EXPECT_GT(input_image.timestamp(), timestamp_); |
| 1062 | EXPECT_GT(input_image.ntp_time_ms(), ntp_time_ms_); |
| 1063 | EXPECT_EQ(input_image.timestamp(), input_image.ntp_time_ms() * 90); |
| 1064 | } |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1065 | |
| 1066 | timestamp_ = input_image.timestamp(); |
| 1067 | ntp_time_ms_ = input_image.ntp_time_ms(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1068 | last_input_width_ = input_image.width(); |
| 1069 | last_input_height_ = input_image.height(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1070 | block_encode = block_next_encode_; |
| 1071 | block_next_encode_ = false; |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 1072 | last_update_rect_ = input_image.update_rect(); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1073 | last_frame_types_ = *frame_types; |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 1074 | last_input_pixel_format_ = input_image.video_frame_buffer()->type(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1075 | } |
Niels Möller | b859b32 | 2019-03-07 12:40:01 +0100 | [diff] [blame] | 1076 | int32_t result = FakeEncoder::Encode(input_image, frame_types); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1077 | if (block_encode) |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1078 | EXPECT_TRUE(continue_encode_event_.Wait(kDefaultTimeoutMs)); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1079 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1080 | return result; |
| 1081 | } |
| 1082 | |
Niels Möller | 08ae7ce | 2020-09-23 15:58:12 +0200 | [diff] [blame] | 1083 | CodecSpecificInfo EncodeHook( |
| 1084 | EncodedImage& encoded_image, |
| 1085 | rtc::scoped_refptr<EncodedImageBuffer> buffer) override { |
Danil Chapovalov | 2549f17 | 2020-08-12 17:30:36 +0200 | [diff] [blame] | 1086 | CodecSpecificInfo codec_specific; |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 1087 | { |
| 1088 | MutexLock lock(&mutex_); |
Danil Chapovalov | 2549f17 | 2020-08-12 17:30:36 +0200 | [diff] [blame] | 1089 | codec_specific.codecType = config_.codecType; |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 1090 | } |
| 1091 | MutexLock lock(&local_mutex_); |
| 1092 | if (encoded_image_data_) { |
Danil Chapovalov | 2549f17 | 2020-08-12 17:30:36 +0200 | [diff] [blame] | 1093 | encoded_image.SetEncodedData(encoded_image_data_); |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 1094 | } |
Danil Chapovalov | 2549f17 | 2020-08-12 17:30:36 +0200 | [diff] [blame] | 1095 | return codec_specific; |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 1096 | } |
| 1097 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 1098 | int32_t InitEncode(const VideoCodec* config, |
Elad Alon | 370f93a | 2019-06-11 14:57:57 +0200 | [diff] [blame] | 1099 | const Settings& settings) override { |
| 1100 | int res = FakeEncoder::InitEncode(config, settings); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1101 | |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1102 | MutexLock lock(&local_mutex_); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1103 | EXPECT_EQ(initialized_, EncoderState::kUninitialized); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1104 | |
| 1105 | ++num_encoder_initializations_; |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 1106 | video_codec_ = *config; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1107 | |
Erik Språng | 82fad3d | 2018-03-21 09:57:23 +0100 | [diff] [blame] | 1108 | if (config->codecType == kVideoCodecVP8) { |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 1109 | // Simulate setting up temporal layers, in order to validate the life |
| 1110 | // cycle of these objects. |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 1111 | Vp8TemporalLayersFactory factory; |
Elad Alon | 45befc5 | 2019-07-02 11:20:09 +0200 | [diff] [blame] | 1112 | frame_buffer_controller_ = |
| 1113 | factory.Create(*config, settings, &fec_controller_override_); |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 1114 | } |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1115 | if (force_init_encode_failed_) { |
| 1116 | initialized_ = EncoderState::kInitializationFailed; |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 1117 | return -1; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1118 | } |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 1119 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1120 | initialized_ = EncoderState::kInitialized; |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 1121 | return res; |
| 1122 | } |
| 1123 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1124 | int32_t Release() override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1125 | MutexLock lock(&local_mutex_); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1126 | EXPECT_NE(initialized_, EncoderState::kUninitialized); |
| 1127 | initialized_ = EncoderState::kUninitialized; |
| 1128 | return FakeEncoder::Release(); |
| 1129 | } |
| 1130 | |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 1131 | void SetRates(const RateControlParameters& parameters) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1132 | MutexLock lock(&local_mutex_); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 1133 | num_set_rates_++; |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 1134 | VideoBitrateAllocation adjusted_rate_allocation; |
| 1135 | for (size_t si = 0; si < kMaxSpatialLayers; ++si) { |
| 1136 | for (size_t ti = 0; ti < kMaxTemporalStreams; ++ti) { |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 1137 | if (parameters.bitrate.HasBitrate(si, ti)) { |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 1138 | adjusted_rate_allocation.SetBitrate( |
| 1139 | si, ti, |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 1140 | static_cast<uint32_t>(parameters.bitrate.GetBitrate(si, ti) * |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 1141 | rate_factor_)); |
| 1142 | } |
| 1143 | } |
| 1144 | } |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 1145 | last_framerate_ = static_cast<uint32_t>(parameters.framerate_fps + 0.5); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 1146 | last_rate_control_settings_ = parameters; |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 1147 | RateControlParameters adjusted_paramters = parameters; |
| 1148 | adjusted_paramters.bitrate = adjusted_rate_allocation; |
| 1149 | FakeEncoder::SetRates(adjusted_paramters); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 1150 | } |
| 1151 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1152 | TimeController* const time_controller_; |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1153 | mutable Mutex local_mutex_; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1154 | enum class EncoderState { |
| 1155 | kUninitialized, |
| 1156 | kInitializationFailed, |
| 1157 | kInitialized |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1158 | } initialized_ RTC_GUARDED_BY(local_mutex_) = EncoderState::kUninitialized; |
| 1159 | bool block_next_encode_ RTC_GUARDED_BY(local_mutex_) = false; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1160 | rtc::Event continue_encode_event_; |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1161 | uint32_t timestamp_ RTC_GUARDED_BY(local_mutex_) = 0; |
| 1162 | int64_t ntp_time_ms_ RTC_GUARDED_BY(local_mutex_) = 0; |
| 1163 | int last_input_width_ RTC_GUARDED_BY(local_mutex_) = 0; |
| 1164 | int last_input_height_ RTC_GUARDED_BY(local_mutex_) = 0; |
| 1165 | bool quality_scaling_ RTC_GUARDED_BY(local_mutex_) = true; |
| 1166 | int requested_resolution_alignment_ RTC_GUARDED_BY(local_mutex_) = 1; |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 1167 | bool apply_alignment_to_all_simulcast_layers_ RTC_GUARDED_BY(local_mutex_) = |
| 1168 | false; |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1169 | bool is_hardware_accelerated_ RTC_GUARDED_BY(local_mutex_) = false; |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 1170 | rtc::scoped_refptr<EncodedImageBufferInterface> encoded_image_data_ |
| 1171 | RTC_GUARDED_BY(local_mutex_); |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 1172 | std::unique_ptr<Vp8FrameBufferController> frame_buffer_controller_ |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1173 | RTC_GUARDED_BY(local_mutex_); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 1174 | absl::optional<bool> |
| 1175 | temporal_layers_supported_[kMaxSpatialLayers] RTC_GUARDED_BY( |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1176 | local_mutex_); |
| 1177 | bool force_init_encode_failed_ RTC_GUARDED_BY(local_mutex_) = false; |
| 1178 | double rate_factor_ RTC_GUARDED_BY(local_mutex_) = 1.0; |
| 1179 | uint32_t last_framerate_ RTC_GUARDED_BY(local_mutex_) = 0; |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 1180 | absl::optional<VideoEncoder::RateControlParameters> |
| 1181 | last_rate_control_settings_; |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1182 | VideoFrame::UpdateRect last_update_rect_ RTC_GUARDED_BY(local_mutex_) = { |
| 1183 | 0, 0, 0, 0}; |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 1184 | std::vector<VideoFrameType> last_frame_types_; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1185 | bool expect_null_frame_ = false; |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1186 | EncodedImageCallback* encoded_image_callback_ RTC_GUARDED_BY(local_mutex_) = |
| 1187 | nullptr; |
Evan Shrubsole | fb86274 | 2020-03-16 16:18:36 +0100 | [diff] [blame] | 1188 | NiceMock<MockFecControllerOverride> fec_controller_override_; |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1189 | int num_encoder_initializations_ RTC_GUARDED_BY(local_mutex_) = 0; |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1190 | std::vector<ResolutionBitrateLimits> resolution_bitrate_limits_ |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1191 | RTC_GUARDED_BY(local_mutex_); |
| 1192 | int num_set_rates_ RTC_GUARDED_BY(local_mutex_) = 0; |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 1193 | VideoCodec video_codec_ RTC_GUARDED_BY(local_mutex_); |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 1194 | absl::optional<VideoFrameBuffer::Type> last_input_pixel_format_ |
| 1195 | RTC_GUARDED_BY(local_mutex_); |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 1196 | absl::InlinedVector<VideoFrameBuffer::Type, kMaxPreferredPixelFormats> |
| 1197 | preferred_pixel_formats_ RTC_GUARDED_BY(local_mutex_); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1198 | }; |
| 1199 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1200 | class TestSink : public VideoStreamEncoder::EncoderSink { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1201 | public: |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1202 | TestSink(TimeController* time_controller, TestEncoder* test_encoder) |
| 1203 | : time_controller_(time_controller), test_encoder_(test_encoder) { |
| 1204 | RTC_DCHECK(time_controller_); |
| 1205 | } |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1206 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1207 | void WaitForEncodedFrame(int64_t expected_ntp_time) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1208 | EXPECT_TRUE( |
| 1209 | TimedWaitForEncodedFrame(expected_ntp_time, kDefaultTimeoutMs)); |
| 1210 | } |
| 1211 | |
| 1212 | bool TimedWaitForEncodedFrame(int64_t expected_ntp_time, |
| 1213 | int64_t timeout_ms) { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1214 | uint32_t timestamp = 0; |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1215 | if (!WaitForFrame(timeout_ms)) |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1216 | return false; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1217 | { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1218 | MutexLock lock(&mutex_); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1219 | timestamp = last_timestamp_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1220 | } |
| 1221 | test_encoder_->CheckLastTimeStampsMatch(expected_ntp_time, timestamp); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1222 | return true; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1223 | } |
| 1224 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1225 | void WaitForEncodedFrame(uint32_t expected_width, |
| 1226 | uint32_t expected_height) { |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1227 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 1228 | CheckLastFrameSizeMatches(expected_width, expected_height); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1229 | } |
| 1230 | |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 1231 | void CheckLastFrameSizeMatches(uint32_t expected_width, |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1232 | uint32_t expected_height) { |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1233 | uint32_t width = 0; |
| 1234 | uint32_t height = 0; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1235 | { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1236 | MutexLock lock(&mutex_); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1237 | width = last_width_; |
| 1238 | height = last_height_; |
| 1239 | } |
| 1240 | EXPECT_EQ(expected_height, height); |
| 1241 | EXPECT_EQ(expected_width, width); |
| 1242 | } |
| 1243 | |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1244 | void CheckLastFrameRotationMatches(VideoRotation expected_rotation) { |
| 1245 | VideoRotation rotation; |
| 1246 | { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1247 | MutexLock lock(&mutex_); |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1248 | rotation = last_rotation_; |
| 1249 | } |
| 1250 | EXPECT_EQ(expected_rotation, rotation); |
| 1251 | } |
| 1252 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1253 | void ExpectDroppedFrame() { EXPECT_FALSE(WaitForFrame(100)); } |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 1254 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1255 | bool WaitForFrame(int64_t timeout_ms) { |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1256 | RTC_DCHECK(time_controller_->GetMainThread()->IsCurrent()); |
| 1257 | bool ret = encoded_frame_event_.Wait(timeout_ms); |
| 1258 | time_controller_->AdvanceTime(TimeDelta::Millis(0)); |
| 1259 | return ret; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1260 | } |
| 1261 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1262 | void SetExpectNoFrames() { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1263 | MutexLock lock(&mutex_); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1264 | expect_frames_ = false; |
| 1265 | } |
| 1266 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1267 | int number_of_reconfigurations() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1268 | MutexLock lock(&mutex_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1269 | return number_of_reconfigurations_; |
| 1270 | } |
| 1271 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1272 | int last_min_transmit_bitrate() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1273 | MutexLock lock(&mutex_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1274 | return min_transmit_bitrate_bps_; |
| 1275 | } |
| 1276 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1277 | void SetNumExpectedLayers(size_t num_layers) { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1278 | MutexLock lock(&mutex_); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1279 | num_expected_layers_ = num_layers; |
| 1280 | } |
| 1281 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1282 | int64_t GetLastCaptureTimeMs() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1283 | MutexLock lock(&mutex_); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1284 | return last_capture_time_ms_; |
| 1285 | } |
| 1286 | |
Sergey Silkin | 0e42cf7 | 2021-03-15 10:12:57 +0100 | [diff] [blame] | 1287 | const EncodedImage& GetLastEncodedImage() { |
| 1288 | MutexLock lock(&mutex_); |
| 1289 | return last_encoded_image_; |
| 1290 | } |
| 1291 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1292 | std::vector<uint8_t> GetLastEncodedImageData() { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1293 | MutexLock lock(&mutex_); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1294 | return std::move(last_encoded_image_data_); |
| 1295 | } |
| 1296 | |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 1297 | VideoBitrateAllocation GetLastVideoBitrateAllocation() { |
| 1298 | MutexLock lock(&mutex_); |
| 1299 | return last_bitrate_allocation_; |
| 1300 | } |
| 1301 | |
| 1302 | int number_of_bitrate_allocations() const { |
| 1303 | MutexLock lock(&mutex_); |
| 1304 | return number_of_bitrate_allocations_; |
| 1305 | } |
| 1306 | |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 1307 | VideoLayersAllocation GetLastVideoLayersAllocation() { |
| 1308 | MutexLock lock(&mutex_); |
| 1309 | return last_layers_allocation_; |
| 1310 | } |
| 1311 | |
| 1312 | int number_of_layers_allocations() const { |
| 1313 | MutexLock lock(&mutex_); |
| 1314 | return number_of_layers_allocations_; |
| 1315 | } |
| 1316 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1317 | private: |
sergeyu | 2cb155a | 2016-11-04 11:39:29 -0700 | [diff] [blame] | 1318 | Result OnEncodedImage( |
| 1319 | const EncodedImage& encoded_image, |
Danil Chapovalov | 2549f17 | 2020-08-12 17:30:36 +0200 | [diff] [blame] | 1320 | const CodecSpecificInfo* codec_specific_info) override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1321 | MutexLock lock(&mutex_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1322 | EXPECT_TRUE(expect_frames_); |
Sergey Silkin | 0e42cf7 | 2021-03-15 10:12:57 +0100 | [diff] [blame] | 1323 | last_encoded_image_ = EncodedImage(encoded_image); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1324 | last_encoded_image_data_ = std::vector<uint8_t>( |
| 1325 | encoded_image.data(), encoded_image.data() + encoded_image.size()); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1326 | uint32_t timestamp = encoded_image.Timestamp(); |
| 1327 | if (last_timestamp_ != timestamp) { |
| 1328 | num_received_layers_ = 1; |
| 1329 | } else { |
| 1330 | ++num_received_layers_; |
| 1331 | } |
| 1332 | last_timestamp_ = timestamp; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1333 | last_capture_time_ms_ = encoded_image.capture_time_ms_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1334 | last_width_ = encoded_image._encodedWidth; |
| 1335 | last_height_ = encoded_image._encodedHeight; |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1336 | last_rotation_ = encoded_image.rotation_; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1337 | if (num_received_layers_ == num_expected_layers_) { |
| 1338 | encoded_frame_event_.Set(); |
| 1339 | } |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1340 | return Result(Result::OK, last_timestamp_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1341 | } |
| 1342 | |
Rasmus Brandt | c402dbe | 2019-02-04 11:09:46 +0100 | [diff] [blame] | 1343 | void OnEncoderConfigurationChanged( |
| 1344 | std::vector<VideoStream> streams, |
Ilya Nikolaevskiy | 93be66c | 2020-04-02 14:10:27 +0200 | [diff] [blame] | 1345 | bool is_svc, |
Rasmus Brandt | c402dbe | 2019-02-04 11:09:46 +0100 | [diff] [blame] | 1346 | VideoEncoderConfig::ContentType content_type, |
| 1347 | int min_transmit_bitrate_bps) override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1348 | MutexLock lock(&mutex_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1349 | ++number_of_reconfigurations_; |
| 1350 | min_transmit_bitrate_bps_ = min_transmit_bitrate_bps; |
| 1351 | } |
| 1352 | |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 1353 | void OnBitrateAllocationUpdated( |
| 1354 | const VideoBitrateAllocation& allocation) override { |
| 1355 | MutexLock lock(&mutex_); |
| 1356 | ++number_of_bitrate_allocations_; |
| 1357 | last_bitrate_allocation_ = allocation; |
| 1358 | } |
| 1359 | |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 1360 | void OnVideoLayersAllocationUpdated( |
| 1361 | VideoLayersAllocation allocation) override { |
| 1362 | MutexLock lock(&mutex_); |
| 1363 | ++number_of_layers_allocations_; |
| 1364 | last_layers_allocation_ = allocation; |
| 1365 | rtc::StringBuilder log; |
| 1366 | for (const auto& layer : allocation.active_spatial_layers) { |
| 1367 | log << layer.width << "x" << layer.height << "@" << layer.frame_rate_fps |
| 1368 | << "["; |
| 1369 | for (const auto target_bitrate : |
| 1370 | layer.target_bitrate_per_temporal_layer) { |
| 1371 | log << target_bitrate.kbps() << ","; |
| 1372 | } |
| 1373 | log << "]"; |
| 1374 | } |
| 1375 | RTC_DLOG(INFO) << "OnVideoLayersAllocationUpdated " << log.str(); |
| 1376 | } |
| 1377 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1378 | TimeController* const time_controller_; |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1379 | mutable Mutex mutex_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1380 | TestEncoder* test_encoder_; |
| 1381 | rtc::Event encoded_frame_event_; |
Sergey Silkin | 0e42cf7 | 2021-03-15 10:12:57 +0100 | [diff] [blame] | 1382 | EncodedImage last_encoded_image_; |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1383 | std::vector<uint8_t> last_encoded_image_data_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1384 | uint32_t last_timestamp_ = 0; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1385 | int64_t last_capture_time_ms_ = 0; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1386 | uint32_t last_height_ = 0; |
| 1387 | uint32_t last_width_ = 0; |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1388 | VideoRotation last_rotation_ = kVideoRotation_0; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1389 | size_t num_expected_layers_ = 1; |
| 1390 | size_t num_received_layers_ = 0; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1391 | bool expect_frames_ = true; |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1392 | int number_of_reconfigurations_ = 0; |
| 1393 | int min_transmit_bitrate_bps_ = 0; |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 1394 | VideoBitrateAllocation last_bitrate_allocation_ RTC_GUARDED_BY(&mutex_); |
| 1395 | int number_of_bitrate_allocations_ RTC_GUARDED_BY(&mutex_) = 0; |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 1396 | VideoLayersAllocation last_layers_allocation_ RTC_GUARDED_BY(&mutex_); |
| 1397 | int number_of_layers_allocations_ RTC_GUARDED_BY(&mutex_) = 0; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1398 | }; |
| 1399 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1400 | class VideoBitrateAllocatorProxyFactory |
| 1401 | : public VideoBitrateAllocatorFactory { |
| 1402 | public: |
| 1403 | VideoBitrateAllocatorProxyFactory() |
| 1404 | : bitrate_allocator_factory_( |
| 1405 | CreateBuiltinVideoBitrateAllocatorFactory()) {} |
| 1406 | |
| 1407 | std::unique_ptr<VideoBitrateAllocator> CreateVideoBitrateAllocator( |
| 1408 | const VideoCodec& codec) override { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1409 | MutexLock lock(&mutex_); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1410 | codec_config_ = codec; |
| 1411 | return bitrate_allocator_factory_->CreateVideoBitrateAllocator(codec); |
| 1412 | } |
| 1413 | |
| 1414 | VideoCodec codec_config() const { |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1415 | MutexLock lock(&mutex_); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1416 | return codec_config_; |
| 1417 | } |
| 1418 | |
| 1419 | private: |
| 1420 | std::unique_ptr<VideoBitrateAllocatorFactory> bitrate_allocator_factory_; |
| 1421 | |
Markus Handell | a376518 | 2020-07-08 13:13:32 +0200 | [diff] [blame] | 1422 | mutable Mutex mutex_; |
| 1423 | VideoCodec codec_config_ RTC_GUARDED_BY(mutex_); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1424 | }; |
| 1425 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1426 | Clock* clock() { return time_controller_.GetClock(); } |
| 1427 | void AdvanceTime(TimeDelta duration) { |
| 1428 | time_controller_.AdvanceTime(duration); |
| 1429 | } |
| 1430 | |
| 1431 | int64_t CurrentTimeMs() { return clock()->CurrentTime().ms(); } |
| 1432 | |
| 1433 | protected: |
| 1434 | virtual TaskQueueFactory* GetTaskQueueFactory() { |
| 1435 | return time_controller_.GetTaskQueueFactory(); |
| 1436 | } |
| 1437 | |
| 1438 | GlobalSimulatedTimeController time_controller_{Timestamp::Micros(1234)}; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1439 | VideoSendStream::Config video_send_config_; |
Erik Språng | 08127a9 | 2016-11-16 16:41:30 +0100 | [diff] [blame] | 1440 | VideoEncoderConfig video_encoder_config_; |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1441 | int codec_width_; |
| 1442 | int codec_height_; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1443 | int max_framerate_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1444 | TestEncoder fake_encoder_; |
Niels Möller | cbcbc22 | 2018-09-28 09:07:24 +0200 | [diff] [blame] | 1445 | test::VideoEncoderProxyFactory encoder_factory_; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1446 | VideoBitrateAllocatorProxyFactory bitrate_allocator_factory_; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1447 | std::unique_ptr<MockableSendStatisticsProxy> stats_proxy_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1448 | TestSink sink_; |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1449 | AdaptingFrameForwarder video_source_{&time_controller_}; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1450 | std::unique_ptr<VideoStreamEncoderUnderTest> video_stream_encoder_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1451 | }; |
| 1452 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1453 | TEST_F(VideoStreamEncoderTest, EncodeOneFrame) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1454 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1455 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1456 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1457 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1458 | rtc::Event frame_destroyed_event; |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1459 | video_source_.IncomingCapturedFrame(CreateFrame(1, &frame_destroyed_event)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1460 | WaitForEncodedFrame(1); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1461 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1462 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1463 | } |
| 1464 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1465 | TEST_F(VideoStreamEncoderTest, DropsFramesBeforeFirstOnBitrateUpdated) { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1466 | // Dropped since no target bitrate has been set. |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1467 | rtc::Event frame_destroyed_event; |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1468 | // The encoder will cache up to one frame for a short duration. Adding two |
| 1469 | // frames means that the first frame will be dropped and the second frame will |
| 1470 | // be sent when the encoder is enabled. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1471 | video_source_.IncomingCapturedFrame(CreateFrame(1, &frame_destroyed_event)); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1472 | AdvanceTime(TimeDelta::Millis(10)); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1473 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1474 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1475 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1476 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1477 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1478 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1479 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1480 | |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1481 | // The pending frame should be received. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1482 | WaitForEncodedFrame(2); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1483 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 1484 | |
| 1485 | WaitForEncodedFrame(3); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1486 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1487 | } |
| 1488 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1489 | TEST_F(VideoStreamEncoderTest, DropsFramesWhenRateSetToZero) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1490 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1491 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1492 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1493 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1494 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1495 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1496 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1497 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 1498 | DataRate::BitsPerSec(0), DataRate::BitsPerSec(0), DataRate::BitsPerSec(0), |
| 1499 | 0, 0, 0); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1500 | // The encoder will cache up to one frame for a short duration. Adding two |
| 1501 | // frames means that the first frame will be dropped and the second frame will |
| 1502 | // be sent when the encoder is resumed. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1503 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1504 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1505 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1506 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1507 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1508 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1509 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1510 | WaitForEncodedFrame(3); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1511 | video_source_.IncomingCapturedFrame(CreateFrame(4, nullptr)); |
| 1512 | WaitForEncodedFrame(4); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1513 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1514 | } |
| 1515 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1516 | TEST_F(VideoStreamEncoderTest, DropsFramesWithSameOrOldNtpTimestamp) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1517 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1518 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1519 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1520 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1521 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1522 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1523 | |
| 1524 | // This frame will be dropped since it has the same ntp timestamp. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1525 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1526 | |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1527 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1528 | WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1529 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1530 | } |
| 1531 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1532 | TEST_F(VideoStreamEncoderTest, DropsFrameAfterStop) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1533 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1534 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1535 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1536 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1537 | |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1538 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1539 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1540 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1541 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1542 | sink_.SetExpectNoFrames(); |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1543 | rtc::Event frame_destroyed_event; |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1544 | video_source_.IncomingCapturedFrame(CreateFrame(2, &frame_destroyed_event)); |
| 1545 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1546 | } |
| 1547 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1548 | class VideoStreamEncoderBlockedTest : public VideoStreamEncoderTest { |
| 1549 | public: |
| 1550 | VideoStreamEncoderBlockedTest() {} |
| 1551 | |
| 1552 | TaskQueueFactory* GetTaskQueueFactory() override { |
| 1553 | return task_queue_factory_.get(); |
| 1554 | } |
| 1555 | |
| 1556 | private: |
| 1557 | std::unique_ptr<TaskQueueFactory> task_queue_factory_ = |
| 1558 | CreateDefaultTaskQueueFactory(); |
| 1559 | }; |
| 1560 | |
| 1561 | TEST_F(VideoStreamEncoderBlockedTest, DropsPendingFramesOnSlowEncode) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1562 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1563 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1564 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1565 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1566 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1567 | int dropped_count = 0; |
| 1568 | stats_proxy_->SetDroppedFrameCallback( |
| 1569 | [&dropped_count](VideoStreamEncoderObserver::DropReason) { |
| 1570 | ++dropped_count; |
| 1571 | }); |
| 1572 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1573 | fake_encoder_.BlockNextEncode(); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1574 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1575 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1576 | // Here, the encoder thread will be blocked in the TestEncoder waiting for a |
| 1577 | // call to ContinueEncode. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1578 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1579 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1580 | fake_encoder_.ContinueEncode(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1581 | WaitForEncodedFrame(3); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1582 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1583 | video_stream_encoder_->Stop(); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 1584 | |
| 1585 | EXPECT_EQ(1, dropped_count); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1586 | } |
| 1587 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1588 | TEST_F(VideoStreamEncoderTest, NativeFrameWithoutI420SupportGetsDelivered) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1589 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1590 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1591 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1592 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1593 | |
| 1594 | rtc::Event frame_destroyed_event; |
| 1595 | video_source_.IncomingCapturedFrame( |
| 1596 | CreateFakeNativeFrame(1, &frame_destroyed_event)); |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1597 | WaitForEncodedFrame(1); |
| 1598 | EXPECT_EQ(VideoFrameBuffer::Type::kNative, |
| 1599 | fake_encoder_.GetLastInputPixelFormat()); |
| 1600 | EXPECT_EQ(fake_encoder_.codec_config().width, |
| 1601 | fake_encoder_.GetLastInputWidth()); |
| 1602 | EXPECT_EQ(fake_encoder_.codec_config().height, |
| 1603 | fake_encoder_.GetLastInputHeight()); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1604 | video_stream_encoder_->Stop(); |
| 1605 | } |
| 1606 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1607 | TEST_F(VideoStreamEncoderTest, |
| 1608 | NativeFrameWithoutI420SupportGetsCroppedIfNecessary) { |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1609 | // Use the cropping factory. |
| 1610 | video_encoder_config_.video_stream_factory = |
Åsa Persson | 17b29b9 | 2020-10-17 12:57:58 +0200 | [diff] [blame] | 1611 | new rtc::RefCountedObject<CroppingVideoStreamFactory>(); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1612 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config_), |
| 1613 | kMaxPayloadLength); |
| 1614 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 1615 | |
| 1616 | // Capture a frame at codec_width_/codec_height_. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1617 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1618 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1619 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1620 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1621 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1622 | WaitForEncodedFrame(1); |
| 1623 | // The encoder will have been configured once. |
| 1624 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
| 1625 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1626 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
| 1627 | |
| 1628 | // Now send in a fake frame that needs to be cropped as the width/height |
| 1629 | // aren't divisible by 4 (see CreateEncoderStreams above). |
| 1630 | rtc::Event frame_destroyed_event; |
| 1631 | video_source_.IncomingCapturedFrame(CreateFakeNativeFrame( |
| 1632 | 2, &frame_destroyed_event, codec_width_ + 1, codec_height_ + 1)); |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1633 | WaitForEncodedFrame(2); |
| 1634 | EXPECT_EQ(VideoFrameBuffer::Type::kNative, |
| 1635 | fake_encoder_.GetLastInputPixelFormat()); |
| 1636 | EXPECT_EQ(fake_encoder_.codec_config().width, |
| 1637 | fake_encoder_.GetLastInputWidth()); |
| 1638 | EXPECT_EQ(fake_encoder_.codec_config().height, |
| 1639 | fake_encoder_.GetLastInputHeight()); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1640 | video_stream_encoder_->Stop(); |
| 1641 | } |
| 1642 | |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 1643 | TEST_F(VideoStreamEncoderTest, NonI420FramesShouldNotBeConvertedToI420) { |
| 1644 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 1645 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1646 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1647 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 1648 | |
| 1649 | video_source_.IncomingCapturedFrame( |
| 1650 | CreateNV12Frame(1, codec_width_, codec_height_)); |
| 1651 | WaitForEncodedFrame(1); |
| 1652 | EXPECT_EQ(VideoFrameBuffer::Type::kNV12, |
| 1653 | fake_encoder_.GetLastInputPixelFormat()); |
| 1654 | video_stream_encoder_->Stop(); |
| 1655 | } |
| 1656 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1657 | TEST_F(VideoStreamEncoderTest, NativeFrameGetsDelivered_NoFrameTypePreference) { |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 1658 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 1659 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1660 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1661 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 1662 | |
| 1663 | fake_encoder_.SetPreferredPixelFormats({}); |
| 1664 | |
| 1665 | rtc::Event frame_destroyed_event; |
| 1666 | video_source_.IncomingCapturedFrame(CreateFakeNV12NativeFrame( |
| 1667 | 1, &frame_destroyed_event, codec_width_, codec_height_)); |
| 1668 | WaitForEncodedFrame(1); |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1669 | EXPECT_EQ(VideoFrameBuffer::Type::kNative, |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 1670 | fake_encoder_.GetLastInputPixelFormat()); |
| 1671 | video_stream_encoder_->Stop(); |
| 1672 | } |
| 1673 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1674 | TEST_F(VideoStreamEncoderTest, |
| 1675 | NativeFrameGetsDelivered_PixelFormatPreferenceMatches) { |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 1676 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 1677 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1678 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1679 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 1680 | |
| 1681 | fake_encoder_.SetPreferredPixelFormats({VideoFrameBuffer::Type::kNV12}); |
| 1682 | |
| 1683 | rtc::Event frame_destroyed_event; |
| 1684 | video_source_.IncomingCapturedFrame(CreateFakeNV12NativeFrame( |
| 1685 | 1, &frame_destroyed_event, codec_width_, codec_height_)); |
| 1686 | WaitForEncodedFrame(1); |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1687 | EXPECT_EQ(VideoFrameBuffer::Type::kNative, |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 1688 | fake_encoder_.GetLastInputPixelFormat()); |
| 1689 | video_stream_encoder_->Stop(); |
| 1690 | } |
| 1691 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1692 | TEST_F(VideoStreamEncoderTest, NativeFrameGetsDelivered_MappingIsNotFeasible) { |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 1693 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 1694 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1695 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1696 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 1697 | |
| 1698 | // Fake NV12 native frame does not allow mapping to I444. |
| 1699 | fake_encoder_.SetPreferredPixelFormats({VideoFrameBuffer::Type::kI444}); |
| 1700 | |
| 1701 | rtc::Event frame_destroyed_event; |
| 1702 | video_source_.IncomingCapturedFrame(CreateFakeNV12NativeFrame( |
| 1703 | 1, &frame_destroyed_event, codec_width_, codec_height_)); |
| 1704 | WaitForEncodedFrame(1); |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1705 | EXPECT_EQ(VideoFrameBuffer::Type::kNative, |
Evan Shrubsole | b556b08 | 2020-10-08 14:56:45 +0200 | [diff] [blame] | 1706 | fake_encoder_.GetLastInputPixelFormat()); |
| 1707 | video_stream_encoder_->Stop(); |
| 1708 | } |
| 1709 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1710 | TEST_F(VideoStreamEncoderTest, NativeFrameGetsDelivered_BackedByNV12) { |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 1711 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 1712 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1713 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1714 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 1715 | |
| 1716 | rtc::Event frame_destroyed_event; |
| 1717 | video_source_.IncomingCapturedFrame(CreateFakeNV12NativeFrame( |
| 1718 | 1, &frame_destroyed_event, codec_width_, codec_height_)); |
| 1719 | WaitForEncodedFrame(1); |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 1720 | EXPECT_EQ(VideoFrameBuffer::Type::kNative, |
Evan Shrubsole | 895556e | 2020-10-05 09:15:13 +0200 | [diff] [blame] | 1721 | fake_encoder_.GetLastInputPixelFormat()); |
| 1722 | video_stream_encoder_->Stop(); |
| 1723 | } |
| 1724 | |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 1725 | TEST_F(VideoStreamEncoderTest, DropsFramesWhenCongestionWindowPushbackSet) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1726 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1727 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1728 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1729 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 1730 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1731 | WaitForEncodedFrame(1); |
| 1732 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1733 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1734 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1735 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1736 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0.5); |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 1737 | // The congestion window pushback is set to 0.5, which will drop 1/2 of |
| 1738 | // frames. Adding two frames means that the first frame will be dropped and |
| 1739 | // the second frame will be sent to the encoder. |
| 1740 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1741 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 1742 | WaitForEncodedFrame(3); |
| 1743 | video_source_.IncomingCapturedFrame(CreateFrame(4, nullptr)); |
| 1744 | video_source_.IncomingCapturedFrame(CreateFrame(5, nullptr)); |
| 1745 | WaitForEncodedFrame(5); |
| 1746 | EXPECT_EQ(2u, stats_proxy_->GetStats().frames_dropped_by_congestion_window); |
| 1747 | video_stream_encoder_->Stop(); |
| 1748 | } |
| 1749 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1750 | TEST_F(VideoStreamEncoderTest, |
| 1751 | ConfigureEncoderTriggersOnEncoderConfigurationChanged) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1752 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1753 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1754 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1755 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1756 | EXPECT_EQ(0, sink_.number_of_reconfigurations()); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1757 | |
| 1758 | // Capture a frame and wait for it to synchronize with the encoder thread. |
Per | f8c5f2b | 2016-09-23 16:24:55 +0200 | [diff] [blame] | 1759 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1760 | WaitForEncodedFrame(1); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1761 | // The encoder will have been configured once when the first frame is |
| 1762 | // received. |
| 1763 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1764 | |
| 1765 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 1766 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1767 | video_encoder_config.min_transmit_bitrate_bps = 9999; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1768 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 1769 | kMaxPayloadLength); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1770 | |
| 1771 | // Capture a frame and wait for it to synchronize with the encoder thread. |
Per | f8c5f2b | 2016-09-23 16:24:55 +0200 | [diff] [blame] | 1772 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1773 | WaitForEncodedFrame(2); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1774 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
perkj | 3b703ed | 2016-09-29 23:25:40 -0700 | [diff] [blame] | 1775 | EXPECT_EQ(9999, sink_.last_min_transmit_bitrate()); |
perkj | 26105b4 | 2016-09-29 22:39:10 -0700 | [diff] [blame] | 1776 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1777 | video_stream_encoder_->Stop(); |
perkj | 26105b4 | 2016-09-29 22:39:10 -0700 | [diff] [blame] | 1778 | } |
| 1779 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1780 | TEST_F(VideoStreamEncoderTest, FrameResolutionChangeReconfigureEncoder) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1781 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1782 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1783 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1784 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1785 | |
| 1786 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1787 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1788 | WaitForEncodedFrame(1); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1789 | // The encoder will have been configured once. |
| 1790 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1791 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1792 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
| 1793 | |
| 1794 | codec_width_ *= 2; |
| 1795 | codec_height_ *= 2; |
| 1796 | // Capture a frame with a higher resolution and wait for it to synchronize |
| 1797 | // with the encoder thread. |
| 1798 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1799 | WaitForEncodedFrame(2); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1800 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1801 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1802 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1803 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1804 | video_stream_encoder_->Stop(); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1805 | } |
| 1806 | |
Sergey Silkin | 443b7ee | 2019-06-28 12:53:07 +0200 | [diff] [blame] | 1807 | TEST_F(VideoStreamEncoderTest, |
| 1808 | EncoderInstanceDestroyedBeforeAnotherInstanceCreated) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1809 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1810 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1811 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1812 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 443b7ee | 2019-06-28 12:53:07 +0200 | [diff] [blame] | 1813 | |
| 1814 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1815 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1816 | WaitForEncodedFrame(1); |
| 1817 | |
| 1818 | VideoEncoderConfig video_encoder_config; |
| 1819 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1820 | // Changing the max payload data length recreates encoder. |
| 1821 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
| 1822 | kMaxPayloadLength / 2); |
| 1823 | |
| 1824 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1825 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1826 | WaitForEncodedFrame(2); |
| 1827 | EXPECT_EQ(1, encoder_factory_.GetMaxNumberOfSimultaneousEncoderInstances()); |
| 1828 | |
| 1829 | video_stream_encoder_->Stop(); |
| 1830 | } |
| 1831 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1832 | TEST_F(VideoStreamEncoderTest, BitrateLimitsChangeReconfigureRateAllocator) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1833 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1834 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1835 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1836 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1837 | |
| 1838 | VideoEncoderConfig video_encoder_config; |
| 1839 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1840 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 1841 | video_stream_encoder_->SetStartBitrate(kStartBitrateBps); |
| 1842 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1843 | kMaxPayloadLength); |
| 1844 | |
| 1845 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1846 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1847 | WaitForEncodedFrame(1); |
| 1848 | // The encoder will have been configured once when the first frame is |
| 1849 | // received. |
| 1850 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
| 1851 | EXPECT_EQ(kTargetBitrateBps, |
| 1852 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1853 | EXPECT_EQ(kStartBitrateBps, |
| 1854 | bitrate_allocator_factory_.codec_config().startBitrate * 1000); |
| 1855 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1856 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, |
| 1857 | &video_encoder_config); //??? |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1858 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps * 2; |
| 1859 | video_stream_encoder_->SetStartBitrate(kStartBitrateBps * 2); |
| 1860 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
| 1861 | kMaxPayloadLength); |
| 1862 | |
| 1863 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1864 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1865 | WaitForEncodedFrame(2); |
| 1866 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
| 1867 | // Bitrate limits have changed - rate allocator should be reconfigured, |
| 1868 | // encoder should not be reconfigured. |
| 1869 | EXPECT_EQ(kTargetBitrateBps * 2, |
| 1870 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1871 | EXPECT_EQ(kStartBitrateBps * 2, |
| 1872 | bitrate_allocator_factory_.codec_config().startBitrate * 1000); |
| 1873 | EXPECT_EQ(1, fake_encoder_.GetNumEncoderInitializations()); |
| 1874 | |
| 1875 | video_stream_encoder_->Stop(); |
| 1876 | } |
| 1877 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1878 | TEST_F(VideoStreamEncoderTest, |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1879 | IntersectionOfEncoderAndAppBitrateLimitsUsedWhenBothProvided) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1880 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1881 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1882 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1883 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1884 | |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1885 | const uint32_t kMinEncBitrateKbps = 100; |
| 1886 | const uint32_t kMaxEncBitrateKbps = 1000; |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1887 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits( |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1888 | /*frame_size_pixels=*/codec_width_ * codec_height_, |
| 1889 | /*min_start_bitrate_bps=*/0, |
| 1890 | /*min_bitrate_bps=*/kMinEncBitrateKbps * 1000, |
| 1891 | /*max_bitrate_bps=*/kMaxEncBitrateKbps * 1000); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1892 | fake_encoder_.SetResolutionBitrateLimits({encoder_bitrate_limits}); |
| 1893 | |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1894 | VideoEncoderConfig video_encoder_config; |
| 1895 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1896 | video_encoder_config.max_bitrate_bps = (kMaxEncBitrateKbps + 1) * 1000; |
| 1897 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = |
| 1898 | (kMinEncBitrateKbps + 1) * 1000; |
| 1899 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1900 | kMaxPayloadLength); |
| 1901 | |
| 1902 | // When both encoder and app provide bitrate limits, the intersection of |
| 1903 | // provided sets should be used. |
| 1904 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1905 | WaitForEncodedFrame(1); |
| 1906 | EXPECT_EQ(kMaxEncBitrateKbps, |
| 1907 | bitrate_allocator_factory_.codec_config().maxBitrate); |
| 1908 | EXPECT_EQ(kMinEncBitrateKbps + 1, |
| 1909 | bitrate_allocator_factory_.codec_config().minBitrate); |
| 1910 | |
| 1911 | video_encoder_config.max_bitrate_bps = (kMaxEncBitrateKbps - 1) * 1000; |
| 1912 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = |
| 1913 | (kMinEncBitrateKbps - 1) * 1000; |
| 1914 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1915 | kMaxPayloadLength); |
| 1916 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1917 | WaitForEncodedFrame(2); |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1918 | EXPECT_EQ(kMaxEncBitrateKbps - 1, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1919 | bitrate_allocator_factory_.codec_config().maxBitrate); |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1920 | EXPECT_EQ(kMinEncBitrateKbps, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1921 | bitrate_allocator_factory_.codec_config().minBitrate); |
| 1922 | |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1923 | video_stream_encoder_->Stop(); |
| 1924 | } |
| 1925 | |
| 1926 | TEST_F(VideoStreamEncoderTest, |
| 1927 | EncoderAndAppLimitsDontIntersectEncoderLimitsIgnored) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1928 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1929 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1930 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1931 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1932 | |
| 1933 | const uint32_t kMinAppBitrateKbps = 100; |
| 1934 | const uint32_t kMaxAppBitrateKbps = 200; |
| 1935 | const uint32_t kMinEncBitrateKbps = kMaxAppBitrateKbps + 1; |
| 1936 | const uint32_t kMaxEncBitrateKbps = kMaxAppBitrateKbps * 2; |
| 1937 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits( |
| 1938 | /*frame_size_pixels=*/codec_width_ * codec_height_, |
| 1939 | /*min_start_bitrate_bps=*/0, |
| 1940 | /*min_bitrate_bps=*/kMinEncBitrateKbps * 1000, |
| 1941 | /*max_bitrate_bps=*/kMaxEncBitrateKbps * 1000); |
| 1942 | fake_encoder_.SetResolutionBitrateLimits({encoder_bitrate_limits}); |
| 1943 | |
| 1944 | VideoEncoderConfig video_encoder_config; |
| 1945 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1946 | video_encoder_config.max_bitrate_bps = kMaxAppBitrateKbps * 1000; |
| 1947 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = |
| 1948 | kMinAppBitrateKbps * 1000; |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1949 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1950 | kMaxPayloadLength); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1951 | |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1952 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1953 | WaitForEncodedFrame(1); |
| 1954 | EXPECT_EQ(kMaxAppBitrateKbps, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1955 | bitrate_allocator_factory_.codec_config().maxBitrate); |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1956 | EXPECT_EQ(kMinAppBitrateKbps, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1957 | bitrate_allocator_factory_.codec_config().minBitrate); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1958 | |
| 1959 | video_stream_encoder_->Stop(); |
| 1960 | } |
| 1961 | |
| 1962 | TEST_F(VideoStreamEncoderTest, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1963 | EncoderRecommendedMaxAndMinBitratesUsedForGivenResolution) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 1964 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1965 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1966 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1967 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1968 | |
| 1969 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits_270p( |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1970 | 480 * 270, 34 * 1000, 12 * 1000, 1234 * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1971 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits_360p( |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1972 | 640 * 360, 43 * 1000, 21 * 1000, 2345 * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1973 | fake_encoder_.SetResolutionBitrateLimits( |
| 1974 | {encoder_bitrate_limits_270p, encoder_bitrate_limits_360p}); |
| 1975 | |
| 1976 | VideoEncoderConfig video_encoder_config; |
| 1977 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1978 | video_encoder_config.max_bitrate_bps = 0; |
| 1979 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1980 | kMaxPayloadLength); |
| 1981 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1982 | // 270p. The bitrate limits recommended by encoder for 270p should be used. |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1983 | video_source_.IncomingCapturedFrame(CreateFrame(1, 480, 270)); |
| 1984 | WaitForEncodedFrame(1); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1985 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 1986 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1987 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 1988 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1989 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1990 | // 360p. The bitrate limits recommended by encoder for 360p should be used. |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1991 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 1992 | WaitForEncodedFrame(2); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1993 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 1994 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1995 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 1996 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1997 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1998 | // Resolution between 270p and 360p. The bitrate limits recommended by |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1999 | // encoder for 360p should be used. |
| 2000 | video_source_.IncomingCapturedFrame( |
| 2001 | CreateFrame(3, (640 + 480) / 2, (360 + 270) / 2)); |
| 2002 | WaitForEncodedFrame(3); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 2003 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 2004 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 2005 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 2006 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 2007 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 2008 | // Resolution higher than 360p. The caps recommended by encoder should be |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 2009 | // ignored. |
| 2010 | video_source_.IncomingCapturedFrame(CreateFrame(4, 960, 540)); |
| 2011 | WaitForEncodedFrame(4); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 2012 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 2013 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 2014 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 2015 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 2016 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 2017 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 2018 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 2019 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 2020 | |
| 2021 | // Resolution lower than 270p. The max bitrate limit recommended by encoder |
| 2022 | // for 270p should be used. |
| 2023 | video_source_.IncomingCapturedFrame(CreateFrame(5, 320, 180)); |
| 2024 | WaitForEncodedFrame(5); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 2025 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 2026 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 2027 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 2028 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 2029 | |
| 2030 | video_stream_encoder_->Stop(); |
| 2031 | } |
| 2032 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 2033 | TEST_F(VideoStreamEncoderTest, EncoderRecommendedMaxBitrateCapsTargetBitrate) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2034 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2035 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2036 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2037 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 2038 | |
| 2039 | VideoEncoderConfig video_encoder_config; |
| 2040 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 2041 | video_encoder_config.max_bitrate_bps = 0; |
| 2042 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 2043 | kMaxPayloadLength); |
| 2044 | |
| 2045 | // Encode 720p frame to get the default encoder target bitrate. |
| 2046 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 2047 | WaitForEncodedFrame(1); |
| 2048 | const uint32_t kDefaultTargetBitrateFor720pKbps = |
| 2049 | bitrate_allocator_factory_.codec_config() |
| 2050 | .simulcastStream[0] |
| 2051 | .targetBitrate; |
| 2052 | |
| 2053 | // Set the max recommended encoder bitrate to something lower than the default |
| 2054 | // target bitrate. |
| 2055 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits( |
| 2056 | 1280 * 720, 10 * 1000, 10 * 1000, |
| 2057 | kDefaultTargetBitrateFor720pKbps / 2 * 1000); |
| 2058 | fake_encoder_.SetResolutionBitrateLimits({encoder_bitrate_limits}); |
| 2059 | |
| 2060 | // Change resolution to trigger encoder reinitialization. |
| 2061 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 2062 | WaitForEncodedFrame(2); |
| 2063 | video_source_.IncomingCapturedFrame(CreateFrame(3, 1280, 720)); |
| 2064 | WaitForEncodedFrame(3); |
| 2065 | |
| 2066 | // Ensure the target bitrate is capped by the max bitrate. |
| 2067 | EXPECT_EQ(bitrate_allocator_factory_.codec_config().maxBitrate * 1000, |
| 2068 | static_cast<uint32_t>(encoder_bitrate_limits.max_bitrate_bps)); |
| 2069 | EXPECT_EQ(bitrate_allocator_factory_.codec_config() |
| 2070 | .simulcastStream[0] |
| 2071 | .targetBitrate * |
| 2072 | 1000, |
| 2073 | static_cast<uint32_t>(encoder_bitrate_limits.max_bitrate_bps)); |
| 2074 | |
| 2075 | video_stream_encoder_->Stop(); |
| 2076 | } |
| 2077 | |
Åsa Persson | a7e34d3 | 2021-01-20 15:36:13 +0100 | [diff] [blame] | 2078 | TEST_F(VideoStreamEncoderTest, |
| 2079 | EncoderMaxAndMinBitratesUsedForTwoStreamsHighestActive) { |
| 2080 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits270p( |
| 2081 | 480 * 270, 34 * 1000, 12 * 1000, 1234 * 1000); |
| 2082 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits360p( |
| 2083 | 640 * 360, 43 * 1000, 21 * 1000, 2345 * 1000); |
| 2084 | fake_encoder_.SetResolutionBitrateLimits( |
| 2085 | {kEncoderLimits270p, kEncoderLimits360p}); |
| 2086 | |
| 2087 | // Two streams, highest stream active. |
| 2088 | VideoEncoderConfig config; |
| 2089 | const int kNumStreams = 2; |
| 2090 | test::FillEncoderConfiguration(kVideoCodecVP8, kNumStreams, &config); |
| 2091 | config.max_bitrate_bps = 0; |
| 2092 | config.simulcast_layers[0].active = false; |
| 2093 | config.simulcast_layers[1].active = true; |
| 2094 | config.video_stream_factory = |
| 2095 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 2096 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 2097 | /*screenshare enabled*/ false); |
| 2098 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 2099 | |
| 2100 | // The encoder bitrate limits for 270p should be used. |
| 2101 | video_source_.IncomingCapturedFrame(CreateFrame(1, 480, 270)); |
| 2102 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2103 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, kNumStreams); |
| 2104 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.min_bitrate_bps), |
| 2105 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2106 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.max_bitrate_bps), |
| 2107 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2108 | |
| 2109 | // The encoder bitrate limits for 360p should be used. |
| 2110 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 2111 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2112 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.min_bitrate_bps), |
| 2113 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2114 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.max_bitrate_bps), |
| 2115 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2116 | |
| 2117 | // Resolution b/w 270p and 360p. The encoder limits for 360p should be used. |
| 2118 | video_source_.IncomingCapturedFrame( |
| 2119 | CreateFrame(3, (640 + 480) / 2, (360 + 270) / 2)); |
| 2120 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2121 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.min_bitrate_bps), |
| 2122 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2123 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.max_bitrate_bps), |
| 2124 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2125 | |
| 2126 | // Resolution higher than 360p. Encoder limits should be ignored. |
| 2127 | video_source_.IncomingCapturedFrame(CreateFrame(4, 960, 540)); |
| 2128 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2129 | EXPECT_NE(static_cast<uint32_t>(kEncoderLimits270p.min_bitrate_bps), |
| 2130 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2131 | EXPECT_NE(static_cast<uint32_t>(kEncoderLimits270p.max_bitrate_bps), |
| 2132 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2133 | EXPECT_NE(static_cast<uint32_t>(kEncoderLimits360p.min_bitrate_bps), |
| 2134 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2135 | EXPECT_NE(static_cast<uint32_t>(kEncoderLimits360p.max_bitrate_bps), |
| 2136 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2137 | |
| 2138 | // Resolution lower than 270p. The encoder limits for 270p should be used. |
| 2139 | video_source_.IncomingCapturedFrame(CreateFrame(5, 320, 180)); |
| 2140 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2141 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.min_bitrate_bps), |
| 2142 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2143 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.max_bitrate_bps), |
| 2144 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2145 | |
| 2146 | video_stream_encoder_->Stop(); |
| 2147 | } |
| 2148 | |
| 2149 | TEST_F(VideoStreamEncoderTest, |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 2150 | DefaultEncoderMaxAndMinBitratesUsedForTwoStreamsHighestActive) { |
| 2151 | // Two streams, highest stream active. |
| 2152 | VideoEncoderConfig config; |
| 2153 | const int kNumStreams = 2; |
| 2154 | test::FillEncoderConfiguration(kVideoCodecVP8, kNumStreams, &config); |
| 2155 | config.max_bitrate_bps = 0; |
| 2156 | config.simulcast_layers[0].active = false; |
| 2157 | config.simulcast_layers[1].active = true; |
| 2158 | config.video_stream_factory = |
| 2159 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 2160 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 2161 | /*screenshare enabled*/ false); |
| 2162 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 2163 | |
| 2164 | // Default bitrate limits for 270p should be used. |
| 2165 | const absl::optional<VideoEncoder::ResolutionBitrateLimits> |
| 2166 | kDefaultLimits270p = |
| 2167 | EncoderInfoSettings::GetDefaultSinglecastBitrateLimitsForResolution( |
Sergey Silkin | a86b29b | 2021-03-05 13:29:19 +0100 | [diff] [blame] | 2168 | kVideoCodecVP8, 480 * 270); |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 2169 | video_source_.IncomingCapturedFrame(CreateFrame(1, 480, 270)); |
| 2170 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2171 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, kNumStreams); |
| 2172 | EXPECT_EQ(static_cast<uint32_t>(kDefaultLimits270p->min_bitrate_bps), |
| 2173 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2174 | EXPECT_EQ(static_cast<uint32_t>(kDefaultLimits270p->max_bitrate_bps), |
| 2175 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2176 | |
| 2177 | // Default bitrate limits for 360p should be used. |
| 2178 | const absl::optional<VideoEncoder::ResolutionBitrateLimits> |
| 2179 | kDefaultLimits360p = |
| 2180 | EncoderInfoSettings::GetDefaultSinglecastBitrateLimitsForResolution( |
Sergey Silkin | a86b29b | 2021-03-05 13:29:19 +0100 | [diff] [blame] | 2181 | kVideoCodecVP8, 640 * 360); |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 2182 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 2183 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2184 | EXPECT_EQ(static_cast<uint32_t>(kDefaultLimits360p->min_bitrate_bps), |
| 2185 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2186 | EXPECT_EQ(static_cast<uint32_t>(kDefaultLimits360p->max_bitrate_bps), |
| 2187 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2188 | |
| 2189 | // Resolution b/w 270p and 360p. The default limits for 360p should be used. |
| 2190 | video_source_.IncomingCapturedFrame( |
| 2191 | CreateFrame(3, (640 + 480) / 2, (360 + 270) / 2)); |
| 2192 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2193 | EXPECT_EQ(static_cast<uint32_t>(kDefaultLimits360p->min_bitrate_bps), |
| 2194 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2195 | EXPECT_EQ(static_cast<uint32_t>(kDefaultLimits360p->max_bitrate_bps), |
| 2196 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2197 | |
| 2198 | // Default bitrate limits for 540p should be used. |
| 2199 | const absl::optional<VideoEncoder::ResolutionBitrateLimits> |
| 2200 | kDefaultLimits540p = |
| 2201 | EncoderInfoSettings::GetDefaultSinglecastBitrateLimitsForResolution( |
Sergey Silkin | a86b29b | 2021-03-05 13:29:19 +0100 | [diff] [blame] | 2202 | kVideoCodecVP8, 960 * 540); |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 2203 | video_source_.IncomingCapturedFrame(CreateFrame(4, 960, 540)); |
| 2204 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2205 | EXPECT_EQ(static_cast<uint32_t>(kDefaultLimits540p->min_bitrate_bps), |
| 2206 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2207 | EXPECT_EQ(static_cast<uint32_t>(kDefaultLimits540p->max_bitrate_bps), |
| 2208 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2209 | |
| 2210 | video_stream_encoder_->Stop(); |
| 2211 | } |
| 2212 | |
| 2213 | TEST_F(VideoStreamEncoderTest, |
Åsa Persson | a7e34d3 | 2021-01-20 15:36:13 +0100 | [diff] [blame] | 2214 | EncoderMaxAndMinBitratesUsedForThreeStreamsMiddleActive) { |
| 2215 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits270p( |
| 2216 | 480 * 270, 34 * 1000, 12 * 1000, 1234 * 1000); |
| 2217 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits360p( |
| 2218 | 640 * 360, 43 * 1000, 21 * 1000, 2345 * 1000); |
| 2219 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits720p( |
| 2220 | 1280 * 720, 54 * 1000, 31 * 1000, 3456 * 1000); |
| 2221 | fake_encoder_.SetResolutionBitrateLimits( |
| 2222 | {kEncoderLimits270p, kEncoderLimits360p, kEncoderLimits720p}); |
| 2223 | |
| 2224 | // Three streams, middle stream active. |
| 2225 | VideoEncoderConfig config; |
| 2226 | const int kNumStreams = 3; |
| 2227 | test::FillEncoderConfiguration(kVideoCodecVP8, kNumStreams, &config); |
| 2228 | config.simulcast_layers[0].active = false; |
| 2229 | config.simulcast_layers[1].active = true; |
| 2230 | config.simulcast_layers[2].active = false; |
| 2231 | config.video_stream_factory = |
| 2232 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 2233 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 2234 | /*screenshare enabled*/ false); |
| 2235 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 2236 | |
| 2237 | // The encoder bitrate limits for 360p should be used. |
| 2238 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 2239 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2240 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, kNumStreams); |
| 2241 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.min_bitrate_bps), |
| 2242 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2243 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.max_bitrate_bps), |
| 2244 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2245 | |
| 2246 | // The encoder bitrate limits for 270p should be used. |
| 2247 | video_source_.IncomingCapturedFrame(CreateFrame(2, 960, 540)); |
| 2248 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2249 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.min_bitrate_bps), |
| 2250 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2251 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.max_bitrate_bps), |
| 2252 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2253 | |
| 2254 | video_stream_encoder_->Stop(); |
| 2255 | } |
| 2256 | |
| 2257 | TEST_F(VideoStreamEncoderTest, |
| 2258 | EncoderMaxAndMinBitratesNotUsedForThreeStreamsLowestActive) { |
| 2259 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits270p( |
| 2260 | 480 * 270, 34 * 1000, 12 * 1000, 1234 * 1000); |
| 2261 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits360p( |
| 2262 | 640 * 360, 43 * 1000, 21 * 1000, 2345 * 1000); |
| 2263 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits720p( |
| 2264 | 1280 * 720, 54 * 1000, 31 * 1000, 3456 * 1000); |
| 2265 | fake_encoder_.SetResolutionBitrateLimits( |
| 2266 | {kEncoderLimits270p, kEncoderLimits360p, kEncoderLimits720p}); |
| 2267 | |
| 2268 | // Three streams, lowest stream active. |
| 2269 | VideoEncoderConfig config; |
| 2270 | const int kNumStreams = 3; |
| 2271 | test::FillEncoderConfiguration(kVideoCodecVP8, kNumStreams, &config); |
| 2272 | config.simulcast_layers[0].active = true; |
| 2273 | config.simulcast_layers[1].active = false; |
| 2274 | config.simulcast_layers[2].active = false; |
| 2275 | config.video_stream_factory = |
| 2276 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 2277 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 2278 | /*screenshare enabled*/ false); |
| 2279 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 2280 | |
| 2281 | // Resolution on lowest stream lower than 270p. The encoder limits not applied |
| 2282 | // on lowest stream, limits for 270p should not be used |
| 2283 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 2284 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2285 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, kNumStreams); |
| 2286 | EXPECT_NE(static_cast<uint32_t>(kEncoderLimits270p.min_bitrate_bps), |
| 2287 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2288 | EXPECT_NE(static_cast<uint32_t>(kEncoderLimits270p.max_bitrate_bps), |
| 2289 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2290 | |
| 2291 | video_stream_encoder_->Stop(); |
| 2292 | } |
| 2293 | |
| 2294 | TEST_F(VideoStreamEncoderTest, |
| 2295 | EncoderMaxBitrateCappedByConfigForTwoStreamsHighestActive) { |
| 2296 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits270p( |
| 2297 | 480 * 270, 34 * 1000, 12 * 1000, 1234 * 1000); |
| 2298 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits360p( |
| 2299 | 640 * 360, 43 * 1000, 21 * 1000, 2345 * 1000); |
| 2300 | fake_encoder_.SetResolutionBitrateLimits( |
| 2301 | {kEncoderLimits270p, kEncoderLimits360p}); |
| 2302 | const int kMaxBitrateBps = kEncoderLimits360p.max_bitrate_bps - 100 * 1000; |
| 2303 | |
| 2304 | // Two streams, highest stream active. |
| 2305 | VideoEncoderConfig config; |
| 2306 | const int kNumStreams = 2; |
| 2307 | test::FillEncoderConfiguration(kVideoCodecVP8, kNumStreams, &config); |
| 2308 | config.simulcast_layers[0].active = false; |
| 2309 | config.simulcast_layers[1].active = true; |
| 2310 | config.simulcast_layers[1].max_bitrate_bps = kMaxBitrateBps; |
| 2311 | config.video_stream_factory = |
| 2312 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 2313 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 2314 | /*screenshare enabled*/ false); |
| 2315 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 2316 | |
| 2317 | // The encoder bitrate limits for 270p should be used. |
| 2318 | video_source_.IncomingCapturedFrame(CreateFrame(1, 480, 270)); |
| 2319 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2320 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, kNumStreams); |
| 2321 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.min_bitrate_bps), |
| 2322 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2323 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.max_bitrate_bps), |
| 2324 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2325 | |
| 2326 | // The max configured bitrate is less than the encoder limit for 360p. |
| 2327 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 2328 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2329 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.min_bitrate_bps), |
| 2330 | fake_encoder_.video_codec().simulcastStream[1].minBitrate * 1000); |
| 2331 | EXPECT_EQ(static_cast<uint32_t>(kMaxBitrateBps), |
| 2332 | fake_encoder_.video_codec().simulcastStream[1].maxBitrate * 1000); |
| 2333 | |
| 2334 | video_stream_encoder_->Stop(); |
| 2335 | } |
| 2336 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2337 | TEST_F(VideoStreamEncoderTest, SwitchSourceDeregisterEncoderAsSink) { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2338 | EXPECT_TRUE(video_source_.has_sinks()); |
| 2339 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2340 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2341 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2342 | EXPECT_FALSE(video_source_.has_sinks()); |
| 2343 | EXPECT_TRUE(new_video_source.has_sinks()); |
| 2344 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2345 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2346 | } |
| 2347 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2348 | TEST_F(VideoStreamEncoderTest, SinkWantsRotationApplied) { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2349 | EXPECT_FALSE(video_source_.sink_wants().rotation_applied); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2350 | video_stream_encoder_->SetSink(&sink_, true /*rotation_applied*/); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2351 | EXPECT_TRUE(video_source_.sink_wants().rotation_applied); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2352 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2353 | } |
| 2354 | |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 2355 | class ResolutionAlignmentTest |
| 2356 | : public VideoStreamEncoderTest, |
| 2357 | public ::testing::WithParamInterface< |
| 2358 | ::testing::tuple<int, std::vector<double>>> { |
| 2359 | public: |
| 2360 | ResolutionAlignmentTest() |
| 2361 | : requested_alignment_(::testing::get<0>(GetParam())), |
| 2362 | scale_factors_(::testing::get<1>(GetParam())) {} |
| 2363 | |
| 2364 | protected: |
| 2365 | const int requested_alignment_; |
| 2366 | const std::vector<double> scale_factors_; |
| 2367 | }; |
| 2368 | |
| 2369 | INSTANTIATE_TEST_SUITE_P( |
| 2370 | AlignmentAndScaleFactors, |
| 2371 | ResolutionAlignmentTest, |
| 2372 | ::testing::Combine( |
| 2373 | ::testing::Values(1, 2, 3, 4, 5, 6, 16, 22), // requested_alignment_ |
| 2374 | ::testing::Values(std::vector<double>{-1.0}, // scale_factors_ |
| 2375 | std::vector<double>{-1.0, -1.0}, |
| 2376 | std::vector<double>{-1.0, -1.0, -1.0}, |
| 2377 | std::vector<double>{4.0, 2.0, 1.0}, |
| 2378 | std::vector<double>{9999.0, -1.0, 1.0}, |
| 2379 | std::vector<double>{3.99, 2.01, 1.0}, |
| 2380 | std::vector<double>{4.9, 1.7, 1.25}, |
| 2381 | std::vector<double>{10.0, 4.0, 3.0}, |
| 2382 | std::vector<double>{1.75, 3.5}, |
| 2383 | std::vector<double>{1.5, 2.5}, |
| 2384 | std::vector<double>{1.3, 1.0}))); |
| 2385 | |
| 2386 | TEST_P(ResolutionAlignmentTest, SinkWantsAlignmentApplied) { |
| 2387 | // Set requested resolution alignment. |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 2388 | video_source_.set_adaptation_enabled(true); |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 2389 | fake_encoder_.SetRequestedResolutionAlignment(requested_alignment_); |
| 2390 | fake_encoder_.SetApplyAlignmentToAllSimulcastLayers(true); |
| 2391 | |
| 2392 | // Fill config with the scaling factor by which to reduce encoding size. |
| 2393 | const int num_streams = scale_factors_.size(); |
| 2394 | VideoEncoderConfig config; |
| 2395 | test::FillEncoderConfiguration(kVideoCodecVP8, num_streams, &config); |
| 2396 | for (int i = 0; i < num_streams; ++i) { |
| 2397 | config.simulcast_layers[i].scale_resolution_down_by = scale_factors_[i]; |
| 2398 | } |
| 2399 | config.video_stream_factory = |
| 2400 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 2401 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 2402 | /*screenshare enabled*/ false); |
| 2403 | video_stream_encoder_->ConfigureEncoder(std::move(config), kMaxPayloadLength); |
| 2404 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2405 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 2406 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 2407 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 2408 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), 0, 0, 0); |
| 2409 | // Wait for all layers before triggering event. |
| 2410 | sink_.SetNumExpectedLayers(num_streams); |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 2411 | |
| 2412 | // On the 1st frame, we should have initialized the encoder and |
| 2413 | // asked for its resolution requirements. |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 2414 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2415 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2416 | WaitForEncodedFrame(timestamp_ms); |
| 2417 | EXPECT_EQ(1, fake_encoder_.GetNumEncoderInitializations()); |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 2418 | |
| 2419 | // On the 2nd frame, we should be receiving a correctly aligned resolution. |
| 2420 | // (It's up the to the encoder to potentially drop the previous frame, |
| 2421 | // to avoid coding back-to-back keyframes.) |
Åsa Persson | c5a74ff | 2020-09-20 17:50:00 +0200 | [diff] [blame] | 2422 | timestamp_ms += kFrameIntervalMs; |
| 2423 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2424 | WaitForEncodedFrame(timestamp_ms); |
| 2425 | EXPECT_GE(fake_encoder_.GetNumEncoderInitializations(), 1); |
| 2426 | |
| 2427 | VideoCodec codec = fake_encoder_.video_codec(); |
| 2428 | EXPECT_EQ(codec.numberOfSimulcastStreams, num_streams); |
| 2429 | // Frame size should be a multiple of the requested alignment. |
| 2430 | for (int i = 0; i < codec.numberOfSimulcastStreams; ++i) { |
| 2431 | EXPECT_EQ(codec.simulcastStream[i].width % requested_alignment_, 0); |
| 2432 | EXPECT_EQ(codec.simulcastStream[i].height % requested_alignment_, 0); |
| 2433 | // Aspect ratio should match. |
| 2434 | EXPECT_EQ(codec.width * codec.simulcastStream[i].height, |
| 2435 | codec.height * codec.simulcastStream[i].width); |
| 2436 | } |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 2437 | |
| 2438 | video_stream_encoder_->Stop(); |
| 2439 | } |
| 2440 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2441 | TEST_F(VideoStreamEncoderTest, TestCpuDowngrades_BalancedMode) { |
| 2442 | const int kFramerateFps = 30; |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2443 | const int kWidth = 1280; |
| 2444 | const int kHeight = 720; |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2445 | |
| 2446 | // We rely on the automatic resolution adaptation, but we handle framerate |
| 2447 | // adaptation manually by mocking the stats proxy. |
| 2448 | video_source_.set_adaptation_enabled(true); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2449 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2450 | // Enable BALANCED preference, no initial limitation. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2451 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2452 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2453 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2454 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2455 | video_stream_encoder_->SetSource(&video_source_, |
| 2456 | webrtc::DegradationPreference::BALANCED); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2457 | EXPECT_THAT(video_source_.sink_wants(), UnlimitedSinkWants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2458 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2459 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2460 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2461 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2462 | // Adapt down as far as possible. |
| 2463 | rtc::VideoSinkWants last_wants; |
| 2464 | int64_t t = 1; |
| 2465 | int loop_count = 0; |
| 2466 | do { |
| 2467 | ++loop_count; |
| 2468 | last_wants = video_source_.sink_wants(); |
| 2469 | |
| 2470 | // Simulate the framerate we've been asked to adapt to. |
| 2471 | const int fps = std::min(kFramerateFps, last_wants.max_framerate_fps); |
| 2472 | const int frame_interval_ms = rtc::kNumMillisecsPerSec / fps; |
| 2473 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 2474 | mock_stats.input_frame_rate = fps; |
| 2475 | stats_proxy_->SetMockStats(mock_stats); |
| 2476 | |
| 2477 | video_source_.IncomingCapturedFrame(CreateFrame(t, kWidth, kHeight)); |
| 2478 | sink_.WaitForEncodedFrame(t); |
| 2479 | t += frame_interval_ms; |
| 2480 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2481 | video_stream_encoder_->TriggerCpuOveruse(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2482 | EXPECT_THAT( |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2483 | video_source_.sink_wants(), |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2484 | FpsInRangeForPixelsInBalanced(*video_source_.last_sent_width() * |
| 2485 | *video_source_.last_sent_height())); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2486 | } while (video_source_.sink_wants().max_pixel_count < |
| 2487 | last_wants.max_pixel_count || |
| 2488 | video_source_.sink_wants().max_framerate_fps < |
| 2489 | last_wants.max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2490 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2491 | // Verify that we've adapted all the way down. |
| 2492 | stats_proxy_->ResetMockStats(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2493 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2494 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2495 | EXPECT_EQ(loop_count - 1, |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2496 | stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2497 | EXPECT_EQ(kMinPixelsPerFrame, *video_source_.last_sent_width() * |
| 2498 | *video_source_.last_sent_height()); |
| 2499 | EXPECT_EQ(kMinBalancedFramerateFps, |
| 2500 | video_source_.sink_wants().max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2501 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2502 | // Adapt back up the same number of times we adapted down. |
| 2503 | for (int i = 0; i < loop_count - 1; ++i) { |
| 2504 | last_wants = video_source_.sink_wants(); |
| 2505 | |
| 2506 | // Simulate the framerate we've been asked to adapt to. |
| 2507 | const int fps = std::min(kFramerateFps, last_wants.max_framerate_fps); |
| 2508 | const int frame_interval_ms = rtc::kNumMillisecsPerSec / fps; |
| 2509 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 2510 | mock_stats.input_frame_rate = fps; |
| 2511 | stats_proxy_->SetMockStats(mock_stats); |
| 2512 | |
| 2513 | video_source_.IncomingCapturedFrame(CreateFrame(t, kWidth, kHeight)); |
| 2514 | sink_.WaitForEncodedFrame(t); |
| 2515 | t += frame_interval_ms; |
| 2516 | |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 2517 | video_stream_encoder_->TriggerCpuUnderuse(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2518 | EXPECT_THAT( |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2519 | video_source_.sink_wants(), |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2520 | FpsInRangeForPixelsInBalanced(*video_source_.last_sent_width() * |
| 2521 | *video_source_.last_sent_height())); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2522 | EXPECT_TRUE(video_source_.sink_wants().max_pixel_count > |
| 2523 | last_wants.max_pixel_count || |
| 2524 | video_source_.sink_wants().max_framerate_fps > |
| 2525 | last_wants.max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2526 | } |
| 2527 | |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2528 | EXPECT_THAT(video_source_.sink_wants(), FpsMaxResolutionMax()); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2529 | stats_proxy_->ResetMockStats(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2530 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 2531 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2532 | EXPECT_EQ((loop_count - 1) * 2, |
| 2533 | stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2534 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2535 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2536 | } |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 2537 | |
Evan Shrubsole | 2e2f674 | 2020-05-14 10:41:15 +0200 | [diff] [blame] | 2538 | TEST_F(VideoStreamEncoderTest, |
| 2539 | SinkWantsNotChangedByResourceLimitedBeforeDegradationPreferenceChange) { |
| 2540 | video_stream_encoder_->OnBitrateUpdated( |
| 2541 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2542 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2543 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2544 | EXPECT_THAT(video_source_.sink_wants(), UnlimitedSinkWants()); |
Evan Shrubsole | 2e2f674 | 2020-05-14 10:41:15 +0200 | [diff] [blame] | 2545 | |
| 2546 | const int kFrameWidth = 1280; |
| 2547 | const int kFrameHeight = 720; |
| 2548 | |
| 2549 | int64_t ntp_time = kFrameIntervalMs; |
| 2550 | |
| 2551 | // Force an input frame rate to be available, or the adaptation call won't |
| 2552 | // know what framerate to adapt form. |
| 2553 | const int kInputFps = 30; |
| 2554 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2555 | stats.input_frame_rate = kInputFps; |
| 2556 | stats_proxy_->SetMockStats(stats); |
| 2557 | |
| 2558 | video_source_.set_adaptation_enabled(true); |
| 2559 | video_stream_encoder_->SetSource( |
| 2560 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2561 | EXPECT_THAT(video_source_.sink_wants(), UnlimitedSinkWants()); |
Evan Shrubsole | 2e2f674 | 2020-05-14 10:41:15 +0200 | [diff] [blame] | 2562 | video_source_.IncomingCapturedFrame( |
| 2563 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2564 | sink_.WaitForEncodedFrame(ntp_time); |
| 2565 | ntp_time += kFrameIntervalMs; |
| 2566 | |
| 2567 | // Trigger CPU overuse. |
| 2568 | video_stream_encoder_->TriggerCpuOveruse(); |
| 2569 | video_source_.IncomingCapturedFrame( |
| 2570 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2571 | sink_.WaitForEncodedFrame(ntp_time); |
| 2572 | ntp_time += kFrameIntervalMs; |
| 2573 | |
| 2574 | EXPECT_FALSE(video_source_.sink_wants().target_pixel_count); |
| 2575 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 2576 | video_source_.sink_wants().max_pixel_count); |
| 2577 | // Some framerate constraint should be set. |
| 2578 | int restricted_fps = video_source_.sink_wants().max_framerate_fps; |
| 2579 | EXPECT_LT(restricted_fps, kInputFps); |
| 2580 | video_source_.IncomingCapturedFrame( |
| 2581 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2582 | sink_.WaitForEncodedFrame(ntp_time); |
| 2583 | ntp_time += 100; |
| 2584 | |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 2585 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
Evan Shrubsole | 2e2f674 | 2020-05-14 10:41:15 +0200 | [diff] [blame] | 2586 | &video_source_, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 2587 | // Give the encoder queue time to process the change in degradation preference |
| 2588 | // by waiting for an encoded frame. |
| 2589 | video_source_.IncomingCapturedFrame( |
| 2590 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2591 | sink_.WaitForEncodedFrame(ntp_time); |
| 2592 | ntp_time += kFrameIntervalMs; |
| 2593 | |
| 2594 | video_stream_encoder_->TriggerQualityLow(); |
| 2595 | video_source_.IncomingCapturedFrame( |
| 2596 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2597 | sink_.WaitForEncodedFrame(ntp_time); |
| 2598 | ntp_time += kFrameIntervalMs; |
| 2599 | |
| 2600 | // Some resolution constraint should be set. |
| 2601 | EXPECT_FALSE(video_source_.sink_wants().target_pixel_count); |
| 2602 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, |
| 2603 | kFrameWidth * kFrameHeight); |
| 2604 | EXPECT_EQ(video_source_.sink_wants().max_framerate_fps, kInputFps); |
| 2605 | |
| 2606 | int pixel_count = video_source_.sink_wants().max_pixel_count; |
| 2607 | // Triggering a CPU underuse should not change the sink wants since it has |
| 2608 | // not been overused for resolution since we changed degradation preference. |
| 2609 | video_stream_encoder_->TriggerCpuUnderuse(); |
| 2610 | video_source_.IncomingCapturedFrame( |
| 2611 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2612 | sink_.WaitForEncodedFrame(ntp_time); |
| 2613 | ntp_time += kFrameIntervalMs; |
| 2614 | EXPECT_EQ(video_source_.sink_wants().max_pixel_count, pixel_count); |
| 2615 | EXPECT_EQ(video_source_.sink_wants().max_framerate_fps, kInputFps); |
| 2616 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 2617 | // Change the degradation preference back. CPU underuse should not adapt since |
| 2618 | // QP is most limited. |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 2619 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
Evan Shrubsole | 2e2f674 | 2020-05-14 10:41:15 +0200 | [diff] [blame] | 2620 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
| 2621 | video_source_.IncomingCapturedFrame( |
| 2622 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2623 | sink_.WaitForEncodedFrame(ntp_time); |
| 2624 | ntp_time += 100; |
| 2625 | // Resolution adaptations is gone after changing degradation preference. |
| 2626 | EXPECT_FALSE(video_source_.sink_wants().target_pixel_count); |
| 2627 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 2628 | video_source_.sink_wants().max_pixel_count); |
| 2629 | // The fps adaptation from above is now back. |
| 2630 | EXPECT_EQ(video_source_.sink_wants().max_framerate_fps, restricted_fps); |
| 2631 | |
| 2632 | // Trigger CPU underuse. |
| 2633 | video_stream_encoder_->TriggerCpuUnderuse(); |
| 2634 | video_source_.IncomingCapturedFrame( |
| 2635 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2636 | sink_.WaitForEncodedFrame(ntp_time); |
| 2637 | ntp_time += kFrameIntervalMs; |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 2638 | EXPECT_EQ(video_source_.sink_wants().max_framerate_fps, restricted_fps); |
| 2639 | |
| 2640 | // Trigger QP underuse, fps should return to normal. |
| 2641 | video_stream_encoder_->TriggerQualityHigh(); |
| 2642 | video_source_.IncomingCapturedFrame( |
| 2643 | CreateFrame(ntp_time, kFrameWidth, kFrameHeight)); |
| 2644 | sink_.WaitForEncodedFrame(ntp_time); |
| 2645 | ntp_time += kFrameIntervalMs; |
| 2646 | EXPECT_THAT(video_source_.sink_wants(), FpsMax()); |
Evan Shrubsole | 2e2f674 | 2020-05-14 10:41:15 +0200 | [diff] [blame] | 2647 | |
| 2648 | video_stream_encoder_->Stop(); |
| 2649 | } |
| 2650 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2651 | TEST_F(VideoStreamEncoderTest, SinkWantsStoredByDegradationPreference) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2652 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2653 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2654 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2655 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2656 | EXPECT_THAT(video_source_.sink_wants(), UnlimitedSinkWants()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2657 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2658 | const int kFrameWidth = 1280; |
| 2659 | const int kFrameHeight = 720; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2660 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2661 | int64_t frame_timestamp = 1; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2662 | |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2663 | video_source_.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2664 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2665 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2666 | frame_timestamp += kFrameIntervalMs; |
| 2667 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2668 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2669 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2670 | video_source_.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2671 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2672 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2673 | frame_timestamp += kFrameIntervalMs; |
sprang | 3ea3c77 | 2017-03-30 07:23:48 -0700 | [diff] [blame] | 2674 | |
asapersson | 0944a80 | 2017-04-07 00:57:58 -0700 | [diff] [blame] | 2675 | // Default degradation preference is maintain-framerate, so will lower max |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2676 | // wanted resolution. |
| 2677 | EXPECT_FALSE(video_source_.sink_wants().target_pixel_count); |
| 2678 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, |
| 2679 | kFrameWidth * kFrameHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2680 | EXPECT_EQ(kDefaultFramerate, video_source_.sink_wants().max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2681 | |
| 2682 | // Set new source, switch to maintain-resolution. |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2683 | test::FrameForwarder new_video_source; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2684 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2685 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 2686 | // Give the encoder queue time to process the change in degradation preference |
| 2687 | // by waiting for an encoded frame. |
| 2688 | new_video_source.IncomingCapturedFrame( |
| 2689 | CreateFrame(frame_timestamp, kFrameWidth, kFrameWidth)); |
| 2690 | sink_.WaitForEncodedFrame(frame_timestamp); |
| 2691 | frame_timestamp += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2692 | // Initially no degradation registered. |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2693 | EXPECT_THAT(new_video_source.sink_wants(), FpsMaxResolutionMax()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2694 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2695 | // Force an input frame rate to be available, or the adaptation call won't |
| 2696 | // know what framerate to adapt form. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2697 | const int kInputFps = 30; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2698 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2699 | stats.input_frame_rate = kInputFps; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2700 | stats_proxy_->SetMockStats(stats); |
| 2701 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2702 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2703 | new_video_source.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2704 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2705 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2706 | frame_timestamp += kFrameIntervalMs; |
| 2707 | |
| 2708 | // Some framerate constraint should be set. |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2709 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2710 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 2711 | new_video_source.sink_wants().max_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2712 | EXPECT_LT(new_video_source.sink_wants().max_framerate_fps, kInputFps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2713 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2714 | // Turn off degradation completely. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2715 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
| 2716 | &new_video_source, webrtc::DegradationPreference::DISABLED); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 2717 | // Give the encoder queue time to process the change in degradation preference |
| 2718 | // by waiting for an encoded frame. |
| 2719 | new_video_source.IncomingCapturedFrame( |
| 2720 | CreateFrame(frame_timestamp, kFrameWidth, kFrameWidth)); |
| 2721 | sink_.WaitForEncodedFrame(frame_timestamp); |
| 2722 | frame_timestamp += kFrameIntervalMs; |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2723 | EXPECT_THAT(new_video_source.sink_wants(), FpsMaxResolutionMax()); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2724 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2725 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2726 | new_video_source.IncomingCapturedFrame( |
| 2727 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2728 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2729 | frame_timestamp += kFrameIntervalMs; |
| 2730 | |
| 2731 | // Still no degradation. |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 2732 | EXPECT_THAT(new_video_source.sink_wants(), FpsMaxResolutionMax()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2733 | |
| 2734 | // Calling SetSource with resolution scaling enabled apply the old SinkWants. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2735 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2736 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 2737 | // Give the encoder queue time to process the change in degradation preference |
| 2738 | // by waiting for an encoded frame. |
| 2739 | new_video_source.IncomingCapturedFrame( |
| 2740 | CreateFrame(frame_timestamp, kFrameWidth, kFrameWidth)); |
| 2741 | sink_.WaitForEncodedFrame(frame_timestamp); |
| 2742 | frame_timestamp += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2743 | EXPECT_LT(new_video_source.sink_wants().max_pixel_count, |
| 2744 | kFrameWidth * kFrameHeight); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2745 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2746 | EXPECT_EQ(kDefaultFramerate, new_video_source.sink_wants().max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2747 | |
| 2748 | // Calling SetSource with framerate scaling enabled apply the old SinkWants. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2749 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2750 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 2751 | // Give the encoder queue time to process the change in degradation preference |
| 2752 | // by waiting for an encoded frame. |
| 2753 | new_video_source.IncomingCapturedFrame( |
| 2754 | CreateFrame(frame_timestamp, kFrameWidth, kFrameWidth)); |
| 2755 | sink_.WaitForEncodedFrame(frame_timestamp); |
| 2756 | frame_timestamp += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2757 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
| 2758 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 2759 | new_video_source.sink_wants().max_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2760 | EXPECT_LT(new_video_source.sink_wants().max_framerate_fps, kInputFps); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2761 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2762 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2763 | } |
| 2764 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2765 | TEST_F(VideoStreamEncoderTest, StatsTracksQualityAdaptationStats) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2766 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2767 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2768 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2769 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2770 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2771 | const int kWidth = 1280; |
| 2772 | const int kHeight = 720; |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2773 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2774 | WaitForEncodedFrame(1); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2775 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2776 | EXPECT_FALSE(stats.bw_limited_resolution); |
| 2777 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
| 2778 | |
| 2779 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2780 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2781 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2782 | WaitForEncodedFrame(2); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2783 | |
| 2784 | stats = stats_proxy_->GetStats(); |
| 2785 | EXPECT_TRUE(stats.bw_limited_resolution); |
| 2786 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
| 2787 | |
| 2788 | // Trigger adapt up. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2789 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2790 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2791 | WaitForEncodedFrame(3); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2792 | |
| 2793 | stats = stats_proxy_->GetStats(); |
| 2794 | EXPECT_FALSE(stats.bw_limited_resolution); |
| 2795 | EXPECT_EQ(2, stats.number_of_quality_adapt_changes); |
| 2796 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 2797 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2798 | video_stream_encoder_->Stop(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2799 | } |
| 2800 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2801 | TEST_F(VideoStreamEncoderTest, StatsTracksCpuAdaptationStats) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2802 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2803 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2804 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2805 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2806 | |
| 2807 | const int kWidth = 1280; |
| 2808 | const int kHeight = 720; |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2809 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2810 | WaitForEncodedFrame(1); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2811 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2812 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2813 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 2814 | |
| 2815 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2816 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2817 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2818 | WaitForEncodedFrame(2); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2819 | |
| 2820 | stats = stats_proxy_->GetStats(); |
| 2821 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 2822 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2823 | |
| 2824 | // Trigger CPU normal use. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 2825 | video_stream_encoder_->TriggerCpuUnderuse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2826 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2827 | WaitForEncodedFrame(3); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2828 | |
| 2829 | stats = stats_proxy_->GetStats(); |
| 2830 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2831 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2832 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2833 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2834 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2835 | } |
| 2836 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2837 | TEST_F(VideoStreamEncoderTest, SwitchingSourceKeepsCpuAdaptation) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2838 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2839 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2840 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2841 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2842 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2843 | const int kWidth = 1280; |
| 2844 | const int kHeight = 720; |
| 2845 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2846 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2847 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2848 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2849 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2850 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 2851 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2852 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2853 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2854 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2855 | WaitForEncodedFrame(2); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2856 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2857 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2858 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 2859 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2860 | |
| 2861 | // Set new source with adaptation still enabled. |
| 2862 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2863 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2864 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2865 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2866 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2867 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2868 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2869 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2870 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 2871 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2872 | |
| 2873 | // Set adaptation disabled. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2874 | video_stream_encoder_->SetSource(&new_video_source, |
| 2875 | webrtc::DegradationPreference::DISABLED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2876 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2877 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2878 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2879 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2880 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2881 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2882 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2883 | |
| 2884 | // Set adaptation back to enabled. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2885 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2886 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2887 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2888 | new_video_source.IncomingCapturedFrame(CreateFrame(5, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2889 | WaitForEncodedFrame(5); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2890 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2891 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2892 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 2893 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2894 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2895 | // Trigger CPU normal use. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 2896 | video_stream_encoder_->TriggerCpuUnderuse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2897 | new_video_source.IncomingCapturedFrame(CreateFrame(6, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2898 | WaitForEncodedFrame(6); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2899 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2900 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2901 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2902 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2903 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2904 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2905 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2906 | } |
| 2907 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2908 | TEST_F(VideoStreamEncoderTest, SwitchingSourceKeepsQualityAdaptation) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2909 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2910 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2911 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2912 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2913 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2914 | const int kWidth = 1280; |
| 2915 | const int kHeight = 720; |
| 2916 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2917 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2918 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2919 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2920 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2921 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2922 | |
| 2923 | // Set new source with adaptation still enabled. |
| 2924 | test::FrameForwarder new_video_source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2925 | video_stream_encoder_->SetSource(&new_video_source, |
| 2926 | webrtc::DegradationPreference::BALANCED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2927 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2928 | new_video_source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2929 | WaitForEncodedFrame(2); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2930 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2931 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2932 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2933 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2934 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2935 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2936 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2937 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2938 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2939 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2940 | EXPECT_TRUE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2941 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2942 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2943 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2944 | // Set new source with adaptation still enabled. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2945 | video_stream_encoder_->SetSource(&new_video_source, |
| 2946 | webrtc::DegradationPreference::BALANCED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2947 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2948 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2949 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2950 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2951 | EXPECT_TRUE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2952 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2953 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2954 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2955 | // Disable resolution scaling. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2956 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2957 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2958 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2959 | new_video_source.IncomingCapturedFrame(CreateFrame(5, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2960 | WaitForEncodedFrame(5); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2961 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2962 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2963 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2964 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
| 2965 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2966 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2967 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2968 | } |
| 2969 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2970 | TEST_F(VideoStreamEncoderTest, |
| 2971 | QualityAdaptationStatsAreResetWhenScalerIsDisabled) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 2972 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2973 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2974 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2975 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2976 | |
| 2977 | const int kWidth = 1280; |
| 2978 | const int kHeight = 720; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2979 | int64_t timestamp_ms = kFrameIntervalMs; |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2980 | video_source_.set_adaptation_enabled(true); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2981 | video_source_.IncomingCapturedFrame( |
| 2982 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2983 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2984 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2985 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2986 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2987 | |
| 2988 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2989 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2990 | timestamp_ms += kFrameIntervalMs; |
| 2991 | video_source_.IncomingCapturedFrame( |
| 2992 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2993 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2994 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2995 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2996 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2997 | |
| 2998 | // Trigger overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2999 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3000 | timestamp_ms += kFrameIntervalMs; |
| 3001 | video_source_.IncomingCapturedFrame( |
| 3002 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3003 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 3004 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3005 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3006 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3007 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 3008 | // Leave source unchanged, but disable quality scaler. |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 3009 | fake_encoder_.SetQualityScaling(false); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 3010 | |
| 3011 | VideoEncoderConfig video_encoder_config; |
| 3012 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 3013 | // Make format different, to force recreation of encoder. |
| 3014 | video_encoder_config.video_format.parameters["foo"] = "foo"; |
| 3015 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3016 | kMaxPayloadLength); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3017 | timestamp_ms += kFrameIntervalMs; |
| 3018 | video_source_.IncomingCapturedFrame( |
| 3019 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3020 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 3021 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3022 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3023 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3024 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3025 | video_stream_encoder_->Stop(); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 3026 | } |
| 3027 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3028 | TEST_F(VideoStreamEncoderTest, |
Evan Shrubsole | 33be9df | 2020-03-05 18:39:32 +0100 | [diff] [blame] | 3029 | StatsTracksCpuAdaptationStatsWhenSwitchingSource_Balanced) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3030 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Evan Shrubsole | 33be9df | 2020-03-05 18:39:32 +0100 | [diff] [blame] | 3031 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3032 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3033 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 3034 | |
| 3035 | const int kWidth = 1280; |
| 3036 | const int kHeight = 720; |
| 3037 | int sequence = 1; |
| 3038 | |
| 3039 | // Enable BALANCED preference, no initial limitation. |
| 3040 | test::FrameForwarder source; |
| 3041 | video_stream_encoder_->SetSource(&source, |
| 3042 | webrtc::DegradationPreference::BALANCED); |
| 3043 | source.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
| 3044 | WaitForEncodedFrame(sequence++); |
| 3045 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3046 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 3047 | EXPECT_FALSE(stats.cpu_limited_framerate); |
| 3048 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 3049 | |
| 3050 | // Trigger CPU overuse, should now adapt down. |
| 3051 | video_stream_encoder_->TriggerCpuOveruse(); |
| 3052 | source.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
| 3053 | WaitForEncodedFrame(sequence++); |
| 3054 | stats = stats_proxy_->GetStats(); |
| 3055 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 3056 | |
| 3057 | // Set new degradation preference should clear restrictions since we changed |
| 3058 | // from BALANCED. |
Evan Shrubsole | de2049e | 2020-05-25 16:54:21 +0200 | [diff] [blame] | 3059 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
Evan Shrubsole | 33be9df | 2020-03-05 18:39:32 +0100 | [diff] [blame] | 3060 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 3061 | source.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
| 3062 | WaitForEncodedFrame(sequence++); |
| 3063 | stats = stats_proxy_->GetStats(); |
| 3064 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 3065 | EXPECT_FALSE(stats.cpu_limited_framerate); |
| 3066 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 3067 | |
| 3068 | // Force an input frame rate to be available, or the adaptation call won't |
| 3069 | // know what framerate to adapt from. |
| 3070 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 3071 | mock_stats.input_frame_rate = 30; |
| 3072 | stats_proxy_->SetMockStats(mock_stats); |
| 3073 | video_stream_encoder_->TriggerCpuOveruse(); |
| 3074 | stats_proxy_->ResetMockStats(); |
| 3075 | source.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
| 3076 | WaitForEncodedFrame(sequence++); |
| 3077 | |
| 3078 | // We have now adapted once. |
| 3079 | stats = stats_proxy_->GetStats(); |
| 3080 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 3081 | |
| 3082 | // Back to BALANCED, should clear the restrictions again. |
Evan Shrubsole | de2049e | 2020-05-25 16:54:21 +0200 | [diff] [blame] | 3083 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
| 3084 | &source, webrtc::DegradationPreference::BALANCED); |
Evan Shrubsole | 33be9df | 2020-03-05 18:39:32 +0100 | [diff] [blame] | 3085 | source.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
| 3086 | WaitForEncodedFrame(sequence++); |
| 3087 | stats = stats_proxy_->GetStats(); |
| 3088 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 3089 | EXPECT_FALSE(stats.cpu_limited_framerate); |
| 3090 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 3091 | |
| 3092 | video_stream_encoder_->Stop(); |
| 3093 | } |
| 3094 | |
| 3095 | TEST_F(VideoStreamEncoderTest, |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3096 | StatsTracksCpuAdaptationStatsWhenSwitchingSource) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3097 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3098 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3099 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3100 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3101 | |
asapersson | 0944a80 | 2017-04-07 00:57:58 -0700 | [diff] [blame] | 3102 | const int kWidth = 1280; |
| 3103 | const int kHeight = 720; |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 3104 | int sequence = 1; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3105 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3106 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3107 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3108 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 3109 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3110 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 3111 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 3112 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3113 | // Trigger CPU overuse, should now adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3114 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3115 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3116 | WaitForEncodedFrame(sequence++); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 3117 | stats = stats_proxy_->GetStats(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3118 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3119 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3120 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 3121 | |
| 3122 | // Set new source with adaptation still enabled. |
| 3123 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3124 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3125 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3126 | |
| 3127 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3128 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3129 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3130 | stats = stats_proxy_->GetStats(); |
| 3131 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3132 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3133 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 3134 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3135 | // Set cpu adaptation by frame dropping. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3136 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3137 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3138 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3139 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3140 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3141 | stats = stats_proxy_->GetStats(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3142 | // Not adapted at first. |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3143 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3144 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3145 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 3146 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3147 | // Force an input frame rate to be available, or the adaptation call won't |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3148 | // know what framerate to adapt from. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3149 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 3150 | mock_stats.input_frame_rate = 30; |
| 3151 | stats_proxy_->SetMockStats(mock_stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3152 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3153 | stats_proxy_->ResetMockStats(); |
| 3154 | |
| 3155 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3156 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3157 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3158 | |
| 3159 | // Framerate now adapted. |
| 3160 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3161 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 3162 | EXPECT_TRUE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3163 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 3164 | |
| 3165 | // Disable CPU adaptation. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3166 | video_stream_encoder_->SetSource(&new_video_source, |
| 3167 | webrtc::DegradationPreference::DISABLED); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3168 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3169 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3170 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3171 | |
| 3172 | stats = stats_proxy_->GetStats(); |
| 3173 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3174 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3175 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 3176 | |
| 3177 | // Try to trigger overuse. Should not succeed. |
| 3178 | stats_proxy_->SetMockStats(mock_stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3179 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3180 | stats_proxy_->ResetMockStats(); |
| 3181 | |
| 3182 | stats = stats_proxy_->GetStats(); |
| 3183 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3184 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3185 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 3186 | |
| 3187 | // Switch back the source with resolution adaptation enabled. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3188 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3189 | &video_source_, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3190 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3191 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3192 | stats = stats_proxy_->GetStats(); |
| 3193 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3194 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3195 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3196 | |
| 3197 | // Trigger CPU normal usage. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 3198 | video_stream_encoder_->TriggerCpuUnderuse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3199 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3200 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3201 | stats = stats_proxy_->GetStats(); |
| 3202 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3203 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3204 | EXPECT_EQ(3, stats.number_of_cpu_adapt_changes); |
| 3205 | |
| 3206 | // Back to the source with adaptation off, set it back to maintain-resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3207 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3208 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3209 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3210 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3211 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3212 | stats = stats_proxy_->GetStats(); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3213 | // Disabled, since we previously switched the source to disabled. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3214 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3215 | EXPECT_TRUE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3216 | EXPECT_EQ(3, stats.number_of_cpu_adapt_changes); |
| 3217 | |
| 3218 | // Trigger CPU normal usage. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 3219 | video_stream_encoder_->TriggerCpuUnderuse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3220 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3221 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3222 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3223 | stats = stats_proxy_->GetStats(); |
| 3224 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 3225 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3226 | EXPECT_EQ(4, stats.number_of_cpu_adapt_changes); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3227 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3228 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3229 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3230 | } |
| 3231 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3232 | TEST_F(VideoStreamEncoderTest, |
| 3233 | ScalingUpAndDownDoesNothingWithMaintainResolution) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3234 | const int kWidth = 1280; |
| 3235 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3236 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3237 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3238 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3239 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3240 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3241 | // Expect no scaling to begin with. |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3242 | EXPECT_THAT(video_source_.sink_wants(), UnlimitedSinkWants()); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3243 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3244 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3245 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3246 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3247 | // Trigger scale down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3248 | video_stream_encoder_->TriggerQualityLow(); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 3249 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3250 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3251 | WaitForEncodedFrame(2); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 3252 | |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3253 | // Expect a scale down. |
| 3254 | EXPECT_TRUE(video_source_.sink_wants().max_pixel_count); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3255 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3256 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3257 | // Set resolution scaling disabled. |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3258 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3259 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3260 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3261 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3262 | // Trigger scale down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3263 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3264 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3265 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3266 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3267 | // Expect no scaling. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3268 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 3269 | new_video_source.sink_wants().max_pixel_count); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3270 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3271 | // Trigger scale up. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3272 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3273 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3274 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3275 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3276 | // Expect nothing to change, still no scaling. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3277 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 3278 | new_video_source.sink_wants().max_pixel_count); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3279 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3280 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 3281 | } |
| 3282 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3283 | TEST_F(VideoStreamEncoderTest, |
| 3284 | SkipsSameAdaptDownRequest_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3285 | const int kWidth = 1280; |
| 3286 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3287 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3288 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3289 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3290 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3291 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3292 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3293 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3294 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3295 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3296 | |
| 3297 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3298 | WaitForEncodedFrame(1); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3299 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3300 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3301 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3302 | |
| 3303 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3304 | video_stream_encoder_->TriggerCpuOveruse(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3305 | EXPECT_THAT(source.sink_wants(), |
| 3306 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3307 | const int kLastMaxPixelCount = source.sink_wants().max_pixel_count; |
| 3308 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3309 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3310 | |
| 3311 | // Trigger adapt down for same input resolution, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3312 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3313 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 3314 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3315 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3316 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3317 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3318 | } |
| 3319 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3320 | TEST_F(VideoStreamEncoderTest, SkipsSameOrLargerAdaptDownRequest_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3321 | const int kWidth = 1280; |
| 3322 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3323 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3324 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3325 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3326 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3327 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3328 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3329 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3330 | video_stream_encoder_->SetSource(&source, |
| 3331 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3332 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 3333 | sink_.WaitForEncodedFrame(1); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3334 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3335 | |
| 3336 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3337 | video_stream_encoder_->TriggerQualityLow(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3338 | EXPECT_THAT(source.sink_wants(), |
| 3339 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3340 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3341 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3342 | const int kLastMaxPixelCount = source.sink_wants().max_pixel_count; |
| 3343 | |
| 3344 | // Trigger adapt down for same input resolution, expect no change. |
| 3345 | source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 3346 | sink_.WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3347 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3348 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 3349 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3350 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3351 | |
| 3352 | // Trigger adapt down for larger input resolution, expect no change. |
| 3353 | source.IncomingCapturedFrame(CreateFrame(3, kWidth + 1, kHeight + 1)); |
| 3354 | sink_.WaitForEncodedFrame(3); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3355 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3356 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 3357 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3358 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3359 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3360 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3361 | } |
| 3362 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3363 | TEST_F(VideoStreamEncoderTest, |
| 3364 | NoChangeForInitialNormalUsage_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3365 | const int kWidth = 1280; |
| 3366 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3367 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3368 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3369 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3370 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3371 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3372 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3373 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3374 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3375 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3376 | |
| 3377 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3378 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3379 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3380 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3381 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3382 | |
| 3383 | // Trigger adapt up, expect no change. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 3384 | video_stream_encoder_->TriggerCpuUnderuse(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3385 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3386 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3387 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3388 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3389 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3390 | } |
| 3391 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3392 | TEST_F(VideoStreamEncoderTest, |
| 3393 | NoChangeForInitialNormalUsage_MaintainResolutionMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3394 | const int kWidth = 1280; |
| 3395 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3396 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3397 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3398 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3399 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3400 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3401 | // Enable MAINTAIN_RESOLUTION preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3402 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3403 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3404 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3405 | |
| 3406 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3407 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3408 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3409 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3410 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3411 | |
| 3412 | // Trigger adapt up, expect no change. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 3413 | video_stream_encoder_->TriggerCpuUnderuse(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3414 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3415 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3416 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3417 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3418 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3419 | } |
| 3420 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3421 | TEST_F(VideoStreamEncoderTest, NoChangeForInitialNormalUsage_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3422 | const int kWidth = 1280; |
| 3423 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3424 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3425 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3426 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3427 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3428 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3429 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3430 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3431 | video_stream_encoder_->SetSource(&source, |
| 3432 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3433 | |
| 3434 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 3435 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3436 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3437 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3438 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 3439 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3440 | |
| 3441 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3442 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3443 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3444 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3445 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 3446 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3447 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3448 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3449 | } |
| 3450 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3451 | TEST_F(VideoStreamEncoderTest, NoChangeForInitialNormalUsage_DisabledMode) { |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3452 | const int kWidth = 1280; |
| 3453 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3454 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3455 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3456 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3457 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3458 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3459 | // Enable DISABLED preference, no initial limitation. |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3460 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3461 | video_stream_encoder_->SetSource(&source, |
| 3462 | webrtc::DegradationPreference::DISABLED); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3463 | |
| 3464 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 3465 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3466 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3467 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3468 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 3469 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3470 | |
| 3471 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3472 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3473 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3474 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3475 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 3476 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3477 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3478 | video_stream_encoder_->Stop(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3479 | } |
| 3480 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3481 | TEST_F(VideoStreamEncoderTest, |
| 3482 | AdaptsResolutionForLowQuality_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3483 | const int kWidth = 1280; |
| 3484 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3485 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3486 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3487 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3488 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3489 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3490 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 3491 | AdaptingFrameForwarder source(&time_controller_); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3492 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3493 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3494 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3495 | |
| 3496 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3497 | WaitForEncodedFrame(1); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3498 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3499 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3500 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3501 | |
| 3502 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3503 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3504 | source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3505 | WaitForEncodedFrame(2); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3506 | EXPECT_THAT(source.sink_wants(), |
| 3507 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3508 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3509 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3510 | |
| 3511 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3512 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3513 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3514 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3515 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3516 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3517 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3518 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3519 | } |
| 3520 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3521 | TEST_F(VideoStreamEncoderTest, |
| 3522 | AdaptsFramerateForLowQuality_MaintainResolutionMode) { |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3523 | const int kWidth = 1280; |
| 3524 | const int kHeight = 720; |
| 3525 | const int kInputFps = 30; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3526 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3527 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3528 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3529 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3530 | |
| 3531 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3532 | stats.input_frame_rate = kInputFps; |
| 3533 | stats_proxy_->SetMockStats(stats); |
| 3534 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3535 | // Expect no scaling to begin with (preference: MAINTAIN_FRAMERATE). |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3536 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 3537 | sink_.WaitForEncodedFrame(1); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3538 | EXPECT_THAT(video_source_.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3539 | |
| 3540 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3541 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3542 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 3543 | sink_.WaitForEncodedFrame(2); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3544 | EXPECT_THAT(video_source_.sink_wants(), |
| 3545 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3546 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3547 | // Enable MAINTAIN_RESOLUTION preference. |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3548 | test::FrameForwarder new_video_source; |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 3549 | video_stream_encoder_->SetSourceAndWaitForRestrictionsUpdated( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3550 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 3551 | // Give the encoder queue time to process the change in degradation preference |
| 3552 | // by waiting for an encoded frame. |
| 3553 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 3554 | sink_.WaitForEncodedFrame(3); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3555 | EXPECT_THAT(new_video_source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3556 | |
| 3557 | // Trigger adapt down, expect reduced framerate. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3558 | video_stream_encoder_->TriggerQualityLow(); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 3559 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
| 3560 | sink_.WaitForEncodedFrame(4); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3561 | EXPECT_THAT(new_video_source.sink_wants(), |
| 3562 | FpsMatchesResolutionMax(Lt(kInputFps))); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3563 | |
| 3564 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3565 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3566 | EXPECT_THAT(new_video_source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3567 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3568 | video_stream_encoder_->Stop(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3569 | } |
| 3570 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3571 | TEST_F(VideoStreamEncoderTest, DoesNotScaleBelowSetResolutionLimit) { |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3572 | const int kWidth = 1280; |
| 3573 | const int kHeight = 720; |
| 3574 | const size_t kNumFrames = 10; |
| 3575 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3576 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3577 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3578 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3579 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 3580 | |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3581 | // Enable adapter, expected input resolutions when downscaling: |
asapersson | 142fcc9 | 2017-08-17 08:58:54 -0700 | [diff] [blame] | 3582 | // 1280x720 -> 960x540 -> 640x360 -> 480x270 -> 320x180 (kMinPixelsPerFrame) |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3583 | video_source_.set_adaptation_enabled(true); |
| 3584 | |
| 3585 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3586 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3587 | |
| 3588 | int downscales = 0; |
| 3589 | for (size_t i = 1; i <= kNumFrames; i++) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3590 | video_source_.IncomingCapturedFrame( |
| 3591 | CreateFrame(i * kFrameIntervalMs, kWidth, kHeight)); |
| 3592 | WaitForEncodedFrame(i * kFrameIntervalMs); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3593 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3594 | // Trigger scale down. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3595 | rtc::VideoSinkWants last_wants = video_source_.sink_wants(); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3596 | video_stream_encoder_->TriggerQualityLow(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3597 | EXPECT_GE(video_source_.sink_wants().max_pixel_count, kMinPixelsPerFrame); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3598 | |
| 3599 | if (video_source_.sink_wants().max_pixel_count < last_wants.max_pixel_count) |
| 3600 | ++downscales; |
| 3601 | |
| 3602 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3603 | EXPECT_EQ(downscales, |
| 3604 | stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3605 | EXPECT_GT(downscales, 0); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 3606 | } |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3607 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3608 | } |
| 3609 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3610 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3611 | AdaptsResolutionUpAndDownTwiceOnOveruse_MaintainFramerateMode) { |
| 3612 | const int kWidth = 1280; |
| 3613 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3614 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3615 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3616 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3617 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3618 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3619 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 3620 | AdaptingFrameForwarder source(&time_controller_); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3621 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3622 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3623 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3624 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3625 | int64_t timestamp_ms = kFrameIntervalMs; |
| 3626 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3627 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3628 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3629 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3630 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3631 | |
| 3632 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3633 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3634 | timestamp_ms += kFrameIntervalMs; |
| 3635 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3636 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3637 | EXPECT_THAT(source.sink_wants(), |
| 3638 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3639 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3640 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3641 | |
| 3642 | // Trigger adapt up, expect no restriction. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 3643 | video_stream_encoder_->TriggerCpuUnderuse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3644 | timestamp_ms += kFrameIntervalMs; |
| 3645 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3646 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3647 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3648 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3649 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3650 | |
| 3651 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3652 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3653 | timestamp_ms += kFrameIntervalMs; |
| 3654 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3655 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3656 | EXPECT_THAT(source.sink_wants(), |
| 3657 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3658 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3659 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3660 | |
| 3661 | // Trigger adapt up, expect no restriction. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 3662 | video_stream_encoder_->TriggerCpuUnderuse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3663 | timestamp_ms += kFrameIntervalMs; |
| 3664 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3665 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3666 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3667 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3668 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3669 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3670 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3671 | } |
| 3672 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3673 | TEST_F(VideoStreamEncoderTest, |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3674 | AdaptsResolutionUpAndDownTwiceForLowQuality_BalancedMode_NoFpsLimit) { |
| 3675 | const int kWidth = 1280; |
| 3676 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3677 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3678 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3679 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3680 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3681 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3682 | // Enable BALANCED preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 3683 | AdaptingFrameForwarder source(&time_controller_); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3684 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3685 | video_stream_encoder_->SetSource(&source, |
| 3686 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3687 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3688 | int64_t timestamp_ms = kFrameIntervalMs; |
| 3689 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3690 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3691 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3692 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3693 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3694 | |
| 3695 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3696 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3697 | timestamp_ms += kFrameIntervalMs; |
| 3698 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3699 | sink_.WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3700 | EXPECT_THAT(source.sink_wants(), |
| 3701 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3702 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3703 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3704 | |
| 3705 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3706 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3707 | timestamp_ms += kFrameIntervalMs; |
| 3708 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3709 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3710 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3711 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3712 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3713 | |
| 3714 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3715 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3716 | timestamp_ms += kFrameIntervalMs; |
| 3717 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3718 | sink_.WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3719 | EXPECT_THAT(source.sink_wants(), |
| 3720 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3721 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3722 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3723 | |
| 3724 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3725 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3726 | timestamp_ms += kFrameIntervalMs; |
| 3727 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3728 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3729 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3730 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3731 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3732 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3733 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3734 | } |
| 3735 | |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3736 | TEST_F(VideoStreamEncoderTest, AdaptUpIfBwEstimateIsHigherThanMinBitrate) { |
| 3737 | fake_encoder_.SetResolutionBitrateLimits( |
| 3738 | {kEncoderBitrateLimits540p, kEncoderBitrateLimits720p}); |
| 3739 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3740 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3741 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 3742 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 3743 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), 0, |
| 3744 | 0, 0); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3745 | |
| 3746 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 3747 | AdaptingFrameForwarder source(&time_controller_); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3748 | source.set_adaptation_enabled(true); |
| 3749 | video_stream_encoder_->SetSource( |
| 3750 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 3751 | |
| 3752 | // Insert 720p frame. |
| 3753 | int64_t timestamp_ms = kFrameIntervalMs; |
| 3754 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 3755 | WaitForEncodedFrame(1280, 720); |
| 3756 | |
| 3757 | // Reduce bitrate and trigger adapt down. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3758 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3759 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 3760 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 3761 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), 0, |
| 3762 | 0, 0); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3763 | video_stream_encoder_->TriggerQualityLow(); |
| 3764 | |
| 3765 | // Insert 720p frame. It should be downscaled and encoded. |
| 3766 | timestamp_ms += kFrameIntervalMs; |
| 3767 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 3768 | WaitForEncodedFrame(960, 540); |
| 3769 | |
| 3770 | // Trigger adapt up. Higher resolution should not be requested duo to lack |
| 3771 | // of bitrate. |
| 3772 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3773 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMatches(Lt(1280 * 720))); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3774 | |
| 3775 | // Increase bitrate. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3776 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3777 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 3778 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 3779 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), 0, |
| 3780 | 0, 0); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3781 | |
| 3782 | // Trigger adapt up. Higher resolution should be requested. |
| 3783 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3784 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3785 | |
| 3786 | video_stream_encoder_->Stop(); |
| 3787 | } |
| 3788 | |
| 3789 | TEST_F(VideoStreamEncoderTest, DropFirstFramesIfBwEstimateIsTooLow) { |
| 3790 | fake_encoder_.SetResolutionBitrateLimits( |
| 3791 | {kEncoderBitrateLimits540p, kEncoderBitrateLimits720p}); |
| 3792 | |
| 3793 | // Set bitrate equal to min bitrate of 540p. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3794 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3795 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 3796 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 3797 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), 0, |
| 3798 | 0, 0); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3799 | |
| 3800 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 3801 | AdaptingFrameForwarder source(&time_controller_); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3802 | source.set_adaptation_enabled(true); |
| 3803 | video_stream_encoder_->SetSource( |
| 3804 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 3805 | |
| 3806 | // Insert 720p frame. It should be dropped and lower resolution should be |
| 3807 | // requested. |
| 3808 | int64_t timestamp_ms = kFrameIntervalMs; |
| 3809 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 3810 | ExpectDroppedFrame(); |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 3811 | EXPECT_TRUE_WAIT(source.sink_wants().max_pixel_count < 1280 * 720, 5000); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 3812 | |
| 3813 | // Insert 720p frame. It should be downscaled and encoded. |
| 3814 | timestamp_ms += kFrameIntervalMs; |
| 3815 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 3816 | WaitForEncodedFrame(960, 540); |
| 3817 | |
| 3818 | video_stream_encoder_->Stop(); |
| 3819 | } |
| 3820 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3821 | class BalancedDegradationTest : public VideoStreamEncoderTest { |
| 3822 | protected: |
| 3823 | void SetupTest() { |
| 3824 | // Reset encoder for field trials to take effect. |
| 3825 | ConfigureEncoder(video_encoder_config_.Copy()); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3826 | OnBitrateUpdated(kTargetBitrateBps); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3827 | |
| 3828 | // Enable BALANCED preference. |
| 3829 | source_.set_adaptation_enabled(true); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3830 | video_stream_encoder_->SetSource(&source_, DegradationPreference::BALANCED); |
| 3831 | } |
| 3832 | |
| 3833 | void OnBitrateUpdated(int bitrate_bps) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 3834 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3835 | DataRate::BitsPerSec(bitrate_bps), DataRate::BitsPerSec(bitrate_bps), |
| 3836 | DataRate::BitsPerSec(bitrate_bps), 0, 0, 0); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3837 | } |
| 3838 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3839 | void InsertFrame() { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3840 | timestamp_ms_ += kFrameIntervalMs; |
| 3841 | source_.IncomingCapturedFrame(CreateFrame(timestamp_ms_, kWidth, kHeight)); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3842 | } |
| 3843 | |
| 3844 | void InsertFrameAndWaitForEncoded() { |
| 3845 | InsertFrame(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3846 | sink_.WaitForEncodedFrame(timestamp_ms_); |
| 3847 | } |
| 3848 | |
| 3849 | const int kWidth = 640; // pixels:640x360=230400 |
| 3850 | const int kHeight = 360; |
| 3851 | const int64_t kFrameIntervalMs = 150; // Use low fps to not drop any frame. |
| 3852 | int64_t timestamp_ms_ = 0; |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 3853 | AdaptingFrameForwarder source_{&time_controller_}; |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3854 | }; |
| 3855 | |
Evan Shrubsole | a1c77f6 | 2020-08-10 11:01:06 +0200 | [diff] [blame] | 3856 | TEST_F(BalancedDegradationTest, AdaptDownTwiceIfMinFpsDiffLtThreshold) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3857 | test::ScopedFieldTrials field_trials( |
| 3858 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3859 | "pixels:57600|129600|230400,fps:7|10|24,fps_diff:1|1|1/"); |
| 3860 | SetupTest(); |
| 3861 | |
| 3862 | // Force input frame rate. |
| 3863 | const int kInputFps = 24; |
| 3864 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3865 | stats.input_frame_rate = kInputFps; |
| 3866 | stats_proxy_->SetMockStats(stats); |
| 3867 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3868 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3869 | EXPECT_THAT(source_.sink_wants(), FpsMaxResolutionMax()); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3870 | |
Evan Shrubsole | a1c77f6 | 2020-08-10 11:01:06 +0200 | [diff] [blame] | 3871 | // Trigger adapt down, expect scaled down framerate and resolution, |
| 3872 | // since Fps diff (input-requested:0) < threshold. |
| 3873 | video_stream_encoder_->TriggerQualityLow(); |
| 3874 | EXPECT_THAT(source_.sink_wants(), |
| 3875 | AllOf(WantsFps(Eq(24)), WantsMaxPixels(Le(230400)))); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3876 | |
| 3877 | video_stream_encoder_->Stop(); |
| 3878 | } |
| 3879 | |
Evan Shrubsole | a1c77f6 | 2020-08-10 11:01:06 +0200 | [diff] [blame] | 3880 | TEST_F(BalancedDegradationTest, AdaptDownOnceIfFpsDiffGeThreshold) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3881 | test::ScopedFieldTrials field_trials( |
| 3882 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3883 | "pixels:57600|129600|230400,fps:7|10|24,fps_diff:1|1|1/"); |
| 3884 | SetupTest(); |
| 3885 | |
| 3886 | // Force input frame rate. |
| 3887 | const int kInputFps = 25; |
| 3888 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3889 | stats.input_frame_rate = kInputFps; |
| 3890 | stats_proxy_->SetMockStats(stats); |
| 3891 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3892 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3893 | EXPECT_THAT(source_.sink_wants(), FpsMaxResolutionMax()); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3894 | |
Evan Shrubsole | a1c77f6 | 2020-08-10 11:01:06 +0200 | [diff] [blame] | 3895 | // Trigger adapt down, expect scaled down framerate only (640x360@24fps). |
| 3896 | // Fps diff (input-requested:1) == threshold. |
| 3897 | video_stream_encoder_->TriggerQualityLow(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3898 | EXPECT_THAT(source_.sink_wants(), FpsMatchesResolutionMax(Eq(24))); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3899 | |
| 3900 | video_stream_encoder_->Stop(); |
| 3901 | } |
| 3902 | |
| 3903 | TEST_F(BalancedDegradationTest, AdaptDownUsesCodecSpecificFps) { |
| 3904 | test::ScopedFieldTrials field_trials( |
| 3905 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3906 | "pixels:57600|129600|230400,fps:7|10|24,vp8_fps:8|11|22/"); |
| 3907 | SetupTest(); |
| 3908 | |
| 3909 | EXPECT_EQ(kVideoCodecVP8, video_encoder_config_.codec_type); |
| 3910 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3911 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3912 | EXPECT_THAT(source_.sink_wants(), FpsMaxResolutionMax()); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3913 | |
| 3914 | // Trigger adapt down, expect scaled down framerate (640x360@22fps). |
| 3915 | video_stream_encoder_->TriggerQualityLow(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3916 | EXPECT_THAT(source_.sink_wants(), FpsMatchesResolutionMax(Eq(22))); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3917 | |
| 3918 | video_stream_encoder_->Stop(); |
| 3919 | } |
| 3920 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3921 | TEST_F(BalancedDegradationTest, NoAdaptUpIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3922 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3923 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3924 | "pixels:57600|129600|230400,fps:7|10|14,kbps:0|0|425/"); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3925 | SetupTest(); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3926 | |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3927 | const int kMinBitrateBps = 425000; |
| 3928 | const int kTooLowMinBitrateBps = 424000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3929 | OnBitrateUpdated(kTooLowMinBitrateBps); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3930 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3931 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3932 | EXPECT_THAT(source_.sink_wants(), FpsMaxResolutionMax()); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3933 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3934 | |
| 3935 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 3936 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3937 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3938 | EXPECT_THAT(source_.sink_wants(), FpsMatchesResolutionMax(Eq(14))); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3939 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3940 | |
| 3941 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 3942 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3943 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 3944 | EXPECT_THAT(source_.sink_wants(), FpsEqResolutionLt(source_.last_wants())); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3945 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3946 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3947 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 3948 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3949 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 3950 | EXPECT_THAT(source_.sink_wants(), FpsLtResolutionEq(source_.last_wants())); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3951 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 10); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3952 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3953 | |
| 3954 | // Trigger adapt up, expect no upscale in fps (target bitrate < min bitrate). |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3955 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3956 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3957 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3958 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3959 | // Trigger adapt up, expect upscaled fps (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3960 | OnBitrateUpdated(kMinBitrateBps); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3961 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3962 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3963 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 14); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3964 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3965 | |
| 3966 | video_stream_encoder_->Stop(); |
| 3967 | } |
| 3968 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3969 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3970 | InitialFrameDropAdaptsFpsAndResolutionInOneStep) { |
| 3971 | test::ScopedFieldTrials field_trials( |
| 3972 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3973 | "pixels:57600|129600|230400,fps:7|24|24/"); |
| 3974 | SetupTest(); |
| 3975 | OnBitrateUpdated(kLowTargetBitrateBps); |
| 3976 | |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 3977 | EXPECT_THAT(source_.sink_wants(), UnlimitedSinkWants()); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3978 | |
| 3979 | // Insert frame, expect scaled down: |
| 3980 | // framerate (640x360@24fps) -> resolution (480x270@24fps). |
| 3981 | InsertFrame(); |
| 3982 | EXPECT_FALSE(WaitForFrame(1000)); |
| 3983 | EXPECT_LT(source_.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3984 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 24); |
| 3985 | |
| 3986 | // Insert frame, expect scaled down: |
| 3987 | // resolution (320x180@24fps). |
| 3988 | InsertFrame(); |
| 3989 | EXPECT_FALSE(WaitForFrame(1000)); |
| 3990 | EXPECT_LT(source_.sink_wants().max_pixel_count, |
| 3991 | source_.last_wants().max_pixel_count); |
| 3992 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 24); |
| 3993 | |
| 3994 | // Frame should not be dropped (min pixels per frame reached). |
| 3995 | InsertFrameAndWaitForEncoded(); |
| 3996 | |
| 3997 | video_stream_encoder_->Stop(); |
| 3998 | } |
| 3999 | |
| 4000 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4001 | NoAdaptUpInResolutionIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 4002 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4003 | "WebRTC-Video-BalancedDegradationSettings/" |
| 4004 | "pixels:57600|129600|230400,fps:7|10|14,kbps_res:0|0|435/"); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4005 | SetupTest(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4006 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4007 | const int kResolutionMinBitrateBps = 435000; |
| 4008 | const int kTooLowMinResolutionBitrateBps = 434000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4009 | OnBitrateUpdated(kTooLowMinResolutionBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4010 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4011 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 4012 | EXPECT_THAT(source_.sink_wants(), FpsMaxResolutionMax()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4013 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4014 | |
| 4015 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 4016 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4017 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 4018 | EXPECT_THAT(source_.sink_wants(), FpsMatchesResolutionMax(Eq(14))); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4019 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4020 | |
| 4021 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 4022 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4023 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4024 | EXPECT_THAT(source_.sink_wants(), FpsEqResolutionLt(source_.last_wants())); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4025 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4026 | |
| 4027 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 4028 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4029 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4030 | EXPECT_THAT(source_.sink_wants(), FpsLtResolutionEq(source_.last_wants())); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 4031 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4032 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4033 | // Trigger adapt up, expect upscaled fps (no bitrate limit) (480x270@14fps). |
| 4034 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4035 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4036 | EXPECT_THAT(source_.sink_wants(), FpsGtResolutionEq(source_.last_wants())); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4037 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4038 | |
| 4039 | // Trigger adapt up, expect no upscale in res (target bitrate < min bitrate). |
| 4040 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4041 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4042 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4043 | |
| 4044 | // Trigger adapt up, expect upscaled res (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4045 | OnBitrateUpdated(kResolutionMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4046 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4047 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4048 | EXPECT_THAT(source_.sink_wants(), FpsEqResolutionGt(source_.last_wants())); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4049 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4050 | |
| 4051 | video_stream_encoder_->Stop(); |
| 4052 | } |
| 4053 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4054 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4055 | NoAdaptUpInFpsAndResolutionIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 4056 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4057 | "WebRTC-Video-BalancedDegradationSettings/" |
| 4058 | "pixels:57600|129600|230400,fps:7|10|14,kbps:0|0|425,kbps_res:0|0|435/"); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4059 | SetupTest(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4060 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4061 | const int kMinBitrateBps = 425000; |
| 4062 | const int kTooLowMinBitrateBps = 424000; |
| 4063 | const int kResolutionMinBitrateBps = 435000; |
| 4064 | const int kTooLowMinResolutionBitrateBps = 434000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4065 | OnBitrateUpdated(kTooLowMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4066 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4067 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 4068 | EXPECT_THAT(source_.sink_wants(), FpsMaxResolutionMax()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4069 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4070 | |
| 4071 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 4072 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4073 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 4074 | EXPECT_THAT(source_.sink_wants(), FpsMatchesResolutionMax(Eq(14))); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4075 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4076 | |
| 4077 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 4078 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4079 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4080 | EXPECT_THAT(source_.sink_wants(), FpsEqResolutionLt(source_.last_wants())); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4081 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4082 | |
| 4083 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 4084 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4085 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4086 | EXPECT_THAT(source_.sink_wants(), FpsLtResolutionEq(source_.last_wants())); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4087 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4088 | |
| 4089 | // Trigger adapt up, expect no upscale (target bitrate < min bitrate). |
| 4090 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4091 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4092 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4093 | |
| 4094 | // Trigger adapt up, expect upscaled fps (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4095 | OnBitrateUpdated(kMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4096 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4097 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4098 | EXPECT_THAT(source_.sink_wants(), FpsGtResolutionEq(source_.last_wants())); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4099 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4100 | |
| 4101 | // Trigger adapt up, expect no upscale in res (target bitrate < min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4102 | OnBitrateUpdated(kTooLowMinResolutionBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4103 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4104 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4105 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4106 | |
| 4107 | // Trigger adapt up, expect upscaled res (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 4108 | OnBitrateUpdated(kResolutionMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4109 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 4110 | InsertFrameAndWaitForEncoded(); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4111 | EXPECT_THAT(source_.sink_wants(), FpsEqResolutionGt(source_.last_wants())); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4112 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4113 | |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 4114 | video_stream_encoder_->Stop(); |
| 4115 | } |
| 4116 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4117 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4118 | AdaptsResolutionOnOveruseAndLowQuality_MaintainFramerateMode) { |
| 4119 | const int kWidth = 1280; |
| 4120 | const int kHeight = 720; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 4121 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4122 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4123 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4124 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4125 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4126 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 4127 | AdaptingFrameForwarder source(&time_controller_); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4128 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4129 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4130 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4131 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4132 | int64_t timestamp_ms = kFrameIntervalMs; |
| 4133 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4134 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 4135 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4136 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4137 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4138 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4139 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4140 | |
| 4141 | // Trigger cpu adapt down, expect scaled down resolution (960x540). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4142 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4143 | timestamp_ms += kFrameIntervalMs; |
| 4144 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4145 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 4146 | EXPECT_THAT(source.sink_wants(), |
| 4147 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4148 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4149 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4150 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4151 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4152 | |
| 4153 | // Trigger cpu adapt down, expect scaled down resolution (640x360). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4154 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4155 | timestamp_ms += kFrameIntervalMs; |
| 4156 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4157 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4158 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionLt(source.last_wants())); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4159 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4160 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4161 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4162 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4163 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4164 | // Trigger cpu adapt down, expect scaled down resolution (480x270). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4165 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4166 | timestamp_ms += kFrameIntervalMs; |
| 4167 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4168 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4169 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionLt(source.last_wants())); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4170 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4171 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4172 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4173 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4174 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4175 | // Trigger quality adapt down, expect scaled down resolution (320x180). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4176 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4177 | timestamp_ms += kFrameIntervalMs; |
| 4178 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4179 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4180 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionLt(source.last_wants())); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4181 | rtc::VideoSinkWants last_wants = source.sink_wants(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4182 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4183 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4184 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4185 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4186 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4187 | // Trigger quality adapt down, expect no change (min resolution reached). |
| 4188 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4189 | timestamp_ms += kFrameIntervalMs; |
| 4190 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4191 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4192 | EXPECT_THAT(source.sink_wants(), FpsMax()); |
| 4193 | EXPECT_EQ(source.sink_wants().max_pixel_count, last_wants.max_pixel_count); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4194 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4195 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4196 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4197 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4198 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4199 | // Trigger quality adapt up, expect upscaled resolution (480x270). |
| 4200 | video_stream_encoder_->TriggerQualityHigh(); |
| 4201 | timestamp_ms += kFrameIntervalMs; |
| 4202 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4203 | WaitForEncodedFrame(timestamp_ms); |
| 4204 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionGt(source.last_wants())); |
| 4205 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4206 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4207 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4208 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4209 | |
| 4210 | // Trigger quality and cpu adapt up since both are most limited, expect |
| 4211 | // upscaled resolution (640x360). |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 4212 | video_stream_encoder_->TriggerCpuUnderuse(); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4213 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4214 | timestamp_ms += kFrameIntervalMs; |
| 4215 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4216 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4217 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionGt(source.last_wants())); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4218 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4219 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4220 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4221 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4222 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4223 | // Trigger quality and cpu adapt up since both are most limited, expect |
| 4224 | // upscaled resolution (960x540). |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 4225 | video_stream_encoder_->TriggerCpuUnderuse(); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4226 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4227 | timestamp_ms += kFrameIntervalMs; |
| 4228 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4229 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4230 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionGt(source.last_wants())); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4231 | last_wants = source.sink_wants(); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4232 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4233 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4234 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4235 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4236 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4237 | // Trigger cpu adapt up, expect no change since not most limited (960x540). |
| 4238 | // However the stats will change since the CPU resource is no longer limited. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 4239 | video_stream_encoder_->TriggerCpuUnderuse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4240 | timestamp_ms += kFrameIntervalMs; |
| 4241 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 4242 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4243 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionEqTo(last_wants)); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4244 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4245 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4246 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4247 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4248 | |
| 4249 | // Trigger quality adapt up, expect no restriction (1280x720). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4250 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4251 | timestamp_ms += kFrameIntervalMs; |
| 4252 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4253 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 4254 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionGt(source.last_wants())); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 4255 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 4256 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4257 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4258 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 4259 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 4260 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4261 | video_stream_encoder_->Stop(); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 4262 | } |
| 4263 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4264 | TEST_F(VideoStreamEncoderTest, CpuLimitedHistogramIsReported) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 4265 | const int kWidth = 640; |
| 4266 | const int kHeight = 360; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 4267 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 4268 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4269 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4270 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4271 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4272 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 4273 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 4274 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4275 | WaitForEncodedFrame(i); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 4276 | } |
| 4277 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4278 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 4279 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 4280 | video_source_.IncomingCapturedFrame(CreateFrame( |
| 4281 | SendStatisticsProxy::kMinRequiredMetricsSamples + i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4282 | WaitForEncodedFrame(SendStatisticsProxy::kMinRequiredMetricsSamples + i); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 4283 | } |
| 4284 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4285 | video_stream_encoder_->Stop(); |
| 4286 | video_stream_encoder_.reset(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 4287 | stats_proxy_.reset(); |
sprang | f8ee65e | 2017-02-28 08:49:33 -0800 | [diff] [blame] | 4288 | |
Ying Wang | ef3998f | 2019-12-09 13:06:53 +0100 | [diff] [blame] | 4289 | EXPECT_METRIC_EQ( |
| 4290 | 1, metrics::NumSamples("WebRTC.Video.CpuLimitedResolutionInPercent")); |
| 4291 | EXPECT_METRIC_EQ( |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 4292 | 1, metrics::NumEvents("WebRTC.Video.CpuLimitedResolutionInPercent", 50)); |
| 4293 | } |
| 4294 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4295 | TEST_F(VideoStreamEncoderTest, |
| 4296 | CpuLimitedHistogramIsNotReportedForDisabledDegradation) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 4297 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4298 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4299 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4300 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 4301 | const int kWidth = 640; |
| 4302 | const int kHeight = 360; |
| 4303 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4304 | video_stream_encoder_->SetSource(&video_source_, |
| 4305 | webrtc::DegradationPreference::DISABLED); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 4306 | |
| 4307 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
| 4308 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4309 | WaitForEncodedFrame(i); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 4310 | } |
| 4311 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4312 | video_stream_encoder_->Stop(); |
| 4313 | video_stream_encoder_.reset(); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 4314 | stats_proxy_.reset(); |
| 4315 | |
| 4316 | EXPECT_EQ(0, |
| 4317 | metrics::NumSamples("WebRTC.Video.CpuLimitedResolutionInPercent")); |
| 4318 | } |
| 4319 | |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4320 | TEST_F(VideoStreamEncoderTest, ReportsVideoBitrateAllocation) { |
| 4321 | ResetEncoder("FAKE", 1, 1, 1, /*screenshare*/ false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4322 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4323 | kVideoBitrateAllocation); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 4324 | |
| 4325 | const int kDefaultFps = 30; |
Erik Språng | 566124a | 2018-04-23 12:32:22 +0200 | [diff] [blame] | 4326 | const VideoBitrateAllocation expected_bitrate = |
Mirta Dvornicic | 6799d73 | 2020-02-12 15:36:49 +0100 | [diff] [blame] | 4327 | SimulcastRateAllocator(fake_encoder_.codec_config()) |
Florent Castelli | 8bbdb5b | 2019-08-02 15:16:28 +0200 | [diff] [blame] | 4328 | .Allocate(VideoBitrateAllocationParameters(kLowTargetBitrateBps, |
| 4329 | kDefaultFps)); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 4330 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 4331 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4332 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 4333 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 4334 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 4335 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 4336 | video_source_.IncomingCapturedFrame( |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 4337 | CreateFrame(CurrentTimeMs(), codec_width_, codec_height_)); |
| 4338 | WaitForEncodedFrame(CurrentTimeMs()); |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4339 | EXPECT_EQ(sink_.GetLastVideoBitrateAllocation(), expected_bitrate); |
| 4340 | EXPECT_EQ(sink_.number_of_bitrate_allocations(), 1); |
| 4341 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4342 | // Check that encoder has been updated too, not just allocation observer. |
Erik Språng | 9d69cbe | 2020-10-22 17:44:42 +0200 | [diff] [blame] | 4343 | EXPECT_TRUE(fake_encoder_.GetAndResetLastRateControlSettings().has_value()); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 4344 | AdvanceTime(TimeDelta::Seconds(1) / kDefaultFps); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 4345 | |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4346 | // VideoBitrateAllocation not updated on second frame. |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 4347 | video_source_.IncomingCapturedFrame( |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 4348 | CreateFrame(CurrentTimeMs(), codec_width_, codec_height_)); |
| 4349 | WaitForEncodedFrame(CurrentTimeMs()); |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4350 | EXPECT_EQ(sink_.number_of_bitrate_allocations(), 1); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 4351 | AdvanceTime(TimeDelta::Millis(1) / kDefaultFps); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 4352 | |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4353 | // VideoBitrateAllocation updated after a process interval. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 4354 | const int64_t start_time_ms = CurrentTimeMs(); |
Per Kjellander | d0a8f51 | 2020-10-07 11:28:41 +0200 | [diff] [blame] | 4355 | while (CurrentTimeMs() - start_time_ms < 5 * kProcessIntervalMs) { |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4356 | video_source_.IncomingCapturedFrame( |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 4357 | CreateFrame(CurrentTimeMs(), codec_width_, codec_height_)); |
| 4358 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4359 | AdvanceTime(TimeDelta::Millis(1) / kDefaultFps); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4360 | } |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4361 | EXPECT_GT(sink_.number_of_bitrate_allocations(), 3); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4362 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4363 | video_stream_encoder_->Stop(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 4364 | } |
| 4365 | |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4366 | TEST_F(VideoStreamEncoderTest, ReportsVideoLayersAllocationForVP8Simulcast) { |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 4367 | ResetEncoder("VP8", /*num_streams*/ 2, 1, 1, /*screenshare*/ false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4368 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 4369 | kVideoLayersAllocation); |
| 4370 | |
| 4371 | const int kDefaultFps = 30; |
| 4372 | |
| 4373 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4374 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 4375 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 4376 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
| 4377 | |
| 4378 | video_source_.IncomingCapturedFrame( |
| 4379 | CreateFrame(CurrentTimeMs(), codec_width_, codec_height_)); |
| 4380 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4381 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4382 | VideoLayersAllocation last_layer_allocation = |
| 4383 | sink_.GetLastVideoLayersAllocation(); |
| 4384 | // kLowTargetBitrateBps is only enough for one spatial layer. |
| 4385 | ASSERT_EQ(last_layer_allocation.active_spatial_layers.size(), 1u); |
| 4386 | |
| 4387 | VideoBitrateAllocation bitrate_allocation = |
Erik Språng | 9d69cbe | 2020-10-22 17:44:42 +0200 | [diff] [blame] | 4388 | fake_encoder_.GetAndResetLastRateControlSettings()->target_bitrate; |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 4389 | // Check that encoder has been updated too, not just allocation observer. |
| 4390 | EXPECT_EQ(bitrate_allocation.get_sum_bps(), kLowTargetBitrateBps); |
| 4391 | AdvanceTime(TimeDelta::Seconds(1) / kDefaultFps); |
| 4392 | |
Erik Språng | 9d69cbe | 2020-10-22 17:44:42 +0200 | [diff] [blame] | 4393 | // VideoLayersAllocation might be updated if frame rate changes. |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 4394 | int number_of_layers_allocation = 1; |
| 4395 | const int64_t start_time_ms = CurrentTimeMs(); |
| 4396 | while (CurrentTimeMs() - start_time_ms < 10 * kProcessIntervalMs) { |
| 4397 | video_source_.IncomingCapturedFrame( |
| 4398 | CreateFrame(CurrentTimeMs(), codec_width_, codec_height_)); |
| 4399 | WaitForEncodedFrame(CurrentTimeMs()); |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 4400 | if (number_of_layers_allocation != sink_.number_of_layers_allocations()) { |
| 4401 | number_of_layers_allocation = sink_.number_of_layers_allocations(); |
| 4402 | VideoLayersAllocation new_allocation = |
| 4403 | sink_.GetLastVideoLayersAllocation(); |
| 4404 | ASSERT_EQ(new_allocation.active_spatial_layers.size(), 1u); |
| 4405 | EXPECT_NE(new_allocation.active_spatial_layers[0].frame_rate_fps, |
| 4406 | last_layer_allocation.active_spatial_layers[0].frame_rate_fps); |
| 4407 | EXPECT_EQ(new_allocation.active_spatial_layers[0] |
| 4408 | .target_bitrate_per_temporal_layer, |
| 4409 | last_layer_allocation.active_spatial_layers[0] |
| 4410 | .target_bitrate_per_temporal_layer); |
| 4411 | last_layer_allocation = new_allocation; |
| 4412 | } |
| 4413 | } |
| 4414 | EXPECT_LE(sink_.number_of_layers_allocations(), 3); |
| 4415 | video_stream_encoder_->Stop(); |
| 4416 | } |
| 4417 | |
| 4418 | TEST_F(VideoStreamEncoderTest, |
Åsa Persson | a7e34d3 | 2021-01-20 15:36:13 +0100 | [diff] [blame] | 4419 | ReportsVideoLayersAllocationForVP8WithMiddleLayerDisabled) { |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4420 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx=*/0, true); |
| 4421 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 1, true); |
| 4422 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 2, true); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4423 | VideoEncoderConfig video_encoder_config; |
| 4424 | test::FillEncoderConfiguration(VideoCodecType::kVideoCodecVP8, |
| 4425 | /* num_streams*/ 3, &video_encoder_config); |
| 4426 | video_encoder_config.max_bitrate_bps = 2 * kTargetBitrateBps; |
| 4427 | video_encoder_config.content_type = |
| 4428 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 4429 | video_encoder_config.encoder_specific_settings = |
| 4430 | new rtc::RefCountedObject<VideoEncoderConfig::Vp8EncoderSpecificSettings>( |
| 4431 | VideoEncoder::GetDefaultVp8Settings()); |
| 4432 | for (auto& layer : video_encoder_config.simulcast_layers) { |
| 4433 | layer.num_temporal_layers = 2; |
| 4434 | } |
| 4435 | // Simulcast layers are used for enabling/disabling streams. |
| 4436 | video_encoder_config.simulcast_layers[0].active = true; |
| 4437 | video_encoder_config.simulcast_layers[1].active = false; |
| 4438 | video_encoder_config.simulcast_layers[2].active = true; |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4439 | ConfigureEncoder(std::move(video_encoder_config), |
| 4440 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 4441 | kVideoLayersAllocation); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4442 | |
| 4443 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4444 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4445 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4446 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4447 | |
| 4448 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4449 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4450 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4451 | VideoLayersAllocation last_layer_allocation = |
| 4452 | sink_.GetLastVideoLayersAllocation(); |
| 4453 | |
| 4454 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(2)); |
| 4455 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4456 | .target_bitrate_per_temporal_layer, |
| 4457 | SizeIs(2)); |
| 4458 | EXPECT_LT(last_layer_allocation.active_spatial_layers[0].width, 1280); |
| 4459 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1].width, 1280); |
| 4460 | video_stream_encoder_->Stop(); |
| 4461 | } |
| 4462 | |
| 4463 | TEST_F(VideoStreamEncoderTest, |
Åsa Persson | a7e34d3 | 2021-01-20 15:36:13 +0100 | [diff] [blame] | 4464 | ReportsVideoLayersAllocationForVP8WithMiddleAndHighestLayerDisabled) { |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4465 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx=*/0, true); |
| 4466 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 1, true); |
| 4467 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 2, true); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4468 | VideoEncoderConfig video_encoder_config; |
| 4469 | test::FillEncoderConfiguration(VideoCodecType::kVideoCodecVP8, |
| 4470 | /* num_streams*/ 3, &video_encoder_config); |
| 4471 | video_encoder_config.max_bitrate_bps = 2 * kTargetBitrateBps; |
| 4472 | video_encoder_config.content_type = |
| 4473 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 4474 | video_encoder_config.encoder_specific_settings = |
| 4475 | new rtc::RefCountedObject<VideoEncoderConfig::Vp8EncoderSpecificSettings>( |
| 4476 | VideoEncoder::GetDefaultVp8Settings()); |
| 4477 | for (auto& layer : video_encoder_config.simulcast_layers) { |
| 4478 | layer.num_temporal_layers = 2; |
| 4479 | } |
| 4480 | // Simulcast layers are used for enabling/disabling streams. |
| 4481 | video_encoder_config.simulcast_layers[0].active = true; |
| 4482 | video_encoder_config.simulcast_layers[1].active = false; |
| 4483 | video_encoder_config.simulcast_layers[2].active = false; |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4484 | ConfigureEncoder(std::move(video_encoder_config), |
| 4485 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 4486 | kVideoLayersAllocation); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4487 | |
| 4488 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4489 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4490 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4491 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4492 | |
| 4493 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4494 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4495 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4496 | VideoLayersAllocation last_layer_allocation = |
| 4497 | sink_.GetLastVideoLayersAllocation(); |
| 4498 | |
| 4499 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(1)); |
| 4500 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4501 | .target_bitrate_per_temporal_layer, |
| 4502 | SizeIs(2)); |
| 4503 | EXPECT_LT(last_layer_allocation.active_spatial_layers[0].width, 1280); |
| 4504 | |
| 4505 | video_stream_encoder_->Stop(); |
| 4506 | } |
| 4507 | |
| 4508 | TEST_F(VideoStreamEncoderTest, |
| 4509 | ReportsVideoLayersAllocationForV9SvcWithTemporalLayerSupport) { |
| 4510 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx=*/0, true); |
| 4511 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 1, true); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4512 | VideoEncoderConfig video_encoder_config; |
| 4513 | test::FillEncoderConfiguration(VideoCodecType::kVideoCodecVP9, |
| 4514 | /* num_streams*/ 1, &video_encoder_config); |
| 4515 | video_encoder_config.max_bitrate_bps = 2 * kTargetBitrateBps; |
| 4516 | video_encoder_config.content_type = |
| 4517 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 4518 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 4519 | vp9_settings.numberOfSpatialLayers = 2; |
| 4520 | vp9_settings.numberOfTemporalLayers = 2; |
| 4521 | vp9_settings.interLayerPred = InterLayerPredMode::kOn; |
| 4522 | vp9_settings.automaticResizeOn = false; |
| 4523 | video_encoder_config.encoder_specific_settings = |
| 4524 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 4525 | vp9_settings); |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4526 | ConfigureEncoder(std::move(video_encoder_config), |
| 4527 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 4528 | kVideoLayersAllocation); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4529 | |
| 4530 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4531 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4532 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4533 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4534 | |
| 4535 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4536 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4537 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4538 | VideoLayersAllocation last_layer_allocation = |
| 4539 | sink_.GetLastVideoLayersAllocation(); |
| 4540 | |
| 4541 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(2)); |
| 4542 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4543 | .target_bitrate_per_temporal_layer, |
| 4544 | SizeIs(2)); |
| 4545 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].width, 640); |
| 4546 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].height, 360); |
| 4547 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].frame_rate_fps, 30); |
| 4548 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[1] |
| 4549 | .target_bitrate_per_temporal_layer, |
| 4550 | SizeIs(2)); |
| 4551 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1].width, 1280); |
| 4552 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1].height, 720); |
| 4553 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1].frame_rate_fps, 30); |
| 4554 | |
| 4555 | // Since full SVC is used, expect the top layer to utilize the full target |
| 4556 | // rate. |
| 4557 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1] |
| 4558 | .target_bitrate_per_temporal_layer[1], |
| 4559 | DataRate::BitsPerSec(kTargetBitrateBps)); |
| 4560 | video_stream_encoder_->Stop(); |
| 4561 | } |
| 4562 | |
| 4563 | TEST_F(VideoStreamEncoderTest, |
| 4564 | ReportsVideoLayersAllocationForV9SvcWithoutTemporalLayerSupport) { |
| 4565 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx=*/0, false); |
| 4566 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 1, false); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4567 | VideoEncoderConfig video_encoder_config; |
| 4568 | test::FillEncoderConfiguration(VideoCodecType::kVideoCodecVP9, |
| 4569 | /* num_streams*/ 1, &video_encoder_config); |
| 4570 | video_encoder_config.max_bitrate_bps = 2 * kTargetBitrateBps; |
| 4571 | video_encoder_config.content_type = |
| 4572 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 4573 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 4574 | vp9_settings.numberOfSpatialLayers = 2; |
| 4575 | vp9_settings.numberOfTemporalLayers = 2; |
| 4576 | vp9_settings.interLayerPred = InterLayerPredMode::kOn; |
| 4577 | vp9_settings.automaticResizeOn = false; |
| 4578 | video_encoder_config.encoder_specific_settings = |
| 4579 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 4580 | vp9_settings); |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4581 | ConfigureEncoder(std::move(video_encoder_config), |
| 4582 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 4583 | kVideoLayersAllocation); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4584 | |
| 4585 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4586 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4587 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4588 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4589 | |
| 4590 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4591 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4592 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4593 | VideoLayersAllocation last_layer_allocation = |
| 4594 | sink_.GetLastVideoLayersAllocation(); |
| 4595 | |
| 4596 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(2)); |
| 4597 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4598 | .target_bitrate_per_temporal_layer, |
| 4599 | SizeIs(1)); |
| 4600 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[1] |
| 4601 | .target_bitrate_per_temporal_layer, |
| 4602 | SizeIs(1)); |
| 4603 | // Since full SVC is used, expect the top layer to utilize the full target |
| 4604 | // rate. |
| 4605 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1] |
| 4606 | .target_bitrate_per_temporal_layer[0], |
| 4607 | DataRate::BitsPerSec(kTargetBitrateBps)); |
| 4608 | video_stream_encoder_->Stop(); |
| 4609 | } |
| 4610 | |
| 4611 | TEST_F(VideoStreamEncoderTest, |
| 4612 | ReportsVideoLayersAllocationForVP9KSvcWithTemporalLayerSupport) { |
| 4613 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx=*/0, true); |
| 4614 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 1, true); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4615 | VideoEncoderConfig video_encoder_config; |
| 4616 | test::FillEncoderConfiguration(VideoCodecType::kVideoCodecVP9, |
| 4617 | /* num_streams*/ 1, &video_encoder_config); |
| 4618 | video_encoder_config.max_bitrate_bps = 2 * kTargetBitrateBps; |
| 4619 | video_encoder_config.content_type = |
| 4620 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 4621 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 4622 | vp9_settings.numberOfSpatialLayers = 2; |
| 4623 | vp9_settings.numberOfTemporalLayers = 2; |
| 4624 | vp9_settings.interLayerPred = InterLayerPredMode::kOnKeyPic; |
| 4625 | vp9_settings.automaticResizeOn = false; |
| 4626 | video_encoder_config.encoder_specific_settings = |
| 4627 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 4628 | vp9_settings); |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4629 | ConfigureEncoder(std::move(video_encoder_config), |
| 4630 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 4631 | kVideoLayersAllocation); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4632 | |
| 4633 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4634 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4635 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4636 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4637 | |
| 4638 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4639 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4640 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4641 | VideoLayersAllocation last_layer_allocation = |
| 4642 | sink_.GetLastVideoLayersAllocation(); |
| 4643 | |
| 4644 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(2)); |
| 4645 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4646 | .target_bitrate_per_temporal_layer, |
| 4647 | SizeIs(2)); |
| 4648 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[1] |
| 4649 | .target_bitrate_per_temporal_layer, |
| 4650 | SizeIs(2)); |
| 4651 | // Since KSVC is, spatial layers are independend except on key frames. |
| 4652 | EXPECT_LT(last_layer_allocation.active_spatial_layers[1] |
| 4653 | .target_bitrate_per_temporal_layer[1], |
| 4654 | DataRate::BitsPerSec(kTargetBitrateBps)); |
| 4655 | video_stream_encoder_->Stop(); |
| 4656 | } |
| 4657 | |
| 4658 | TEST_F(VideoStreamEncoderTest, |
| 4659 | ReportsVideoLayersAllocationForV9SvcWithLowestLayerDisabled) { |
| 4660 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx=*/0, true); |
| 4661 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 1, true); |
| 4662 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 2, true); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4663 | VideoEncoderConfig video_encoder_config; |
| 4664 | test::FillEncoderConfiguration(VideoCodecType::kVideoCodecVP9, |
| 4665 | /* num_streams*/ 1, &video_encoder_config); |
| 4666 | video_encoder_config.max_bitrate_bps = 2 * kTargetBitrateBps; |
| 4667 | video_encoder_config.content_type = |
| 4668 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 4669 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 4670 | vp9_settings.numberOfSpatialLayers = 3; |
| 4671 | vp9_settings.numberOfTemporalLayers = 2; |
| 4672 | vp9_settings.interLayerPred = InterLayerPredMode::kOn; |
| 4673 | vp9_settings.automaticResizeOn = false; |
| 4674 | video_encoder_config.encoder_specific_settings = |
| 4675 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 4676 | vp9_settings); |
| 4677 | // Simulcast layers are used for enabling/disabling streams. |
| 4678 | video_encoder_config.simulcast_layers.resize(3); |
| 4679 | video_encoder_config.simulcast_layers[0].active = false; |
| 4680 | video_encoder_config.simulcast_layers[1].active = true; |
| 4681 | video_encoder_config.simulcast_layers[2].active = true; |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4682 | ConfigureEncoder(std::move(video_encoder_config), |
| 4683 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 4684 | kVideoLayersAllocation); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4685 | |
| 4686 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4687 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4688 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4689 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4690 | |
| 4691 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4692 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4693 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4694 | VideoLayersAllocation last_layer_allocation = |
| 4695 | sink_.GetLastVideoLayersAllocation(); |
| 4696 | |
| 4697 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(2)); |
| 4698 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4699 | .target_bitrate_per_temporal_layer, |
| 4700 | SizeIs(2)); |
| 4701 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].width, 640); |
| 4702 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].spatial_id, 0); |
| 4703 | |
| 4704 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1].width, 1280); |
| 4705 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1].spatial_id, 1); |
| 4706 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[1] |
| 4707 | .target_bitrate_per_temporal_layer, |
| 4708 | SizeIs(2)); |
| 4709 | // Since full SVC is used, expect the top layer to utilize the full target |
| 4710 | // rate. |
| 4711 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1] |
| 4712 | .target_bitrate_per_temporal_layer[1], |
| 4713 | DataRate::BitsPerSec(kTargetBitrateBps)); |
| 4714 | video_stream_encoder_->Stop(); |
| 4715 | } |
| 4716 | |
| 4717 | TEST_F(VideoStreamEncoderTest, |
| 4718 | ReportsVideoLayersAllocationForV9SvcWithHighestLayerDisabled) { |
| 4719 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx=*/0, true); |
| 4720 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 1, true); |
| 4721 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 2, true); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4722 | VideoEncoderConfig video_encoder_config; |
| 4723 | test::FillEncoderConfiguration(VideoCodecType::kVideoCodecVP9, |
| 4724 | /* num_streams*/ 1, &video_encoder_config); |
| 4725 | video_encoder_config.max_bitrate_bps = 2 * kTargetBitrateBps; |
| 4726 | video_encoder_config.content_type = |
| 4727 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 4728 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 4729 | vp9_settings.numberOfSpatialLayers = 3; |
| 4730 | vp9_settings.numberOfTemporalLayers = 2; |
| 4731 | vp9_settings.interLayerPred = InterLayerPredMode::kOn; |
| 4732 | vp9_settings.automaticResizeOn = false; |
| 4733 | video_encoder_config.encoder_specific_settings = |
| 4734 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 4735 | vp9_settings); |
| 4736 | // Simulcast layers are used for enabling/disabling streams. |
| 4737 | video_encoder_config.simulcast_layers.resize(3); |
| 4738 | video_encoder_config.simulcast_layers[2].active = false; |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4739 | ConfigureEncoder(std::move(video_encoder_config), |
| 4740 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 4741 | kVideoLayersAllocation); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4742 | |
| 4743 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4744 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4745 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4746 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4747 | |
| 4748 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4749 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4750 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4751 | VideoLayersAllocation last_layer_allocation = |
| 4752 | sink_.GetLastVideoLayersAllocation(); |
| 4753 | |
| 4754 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(2)); |
| 4755 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4756 | .target_bitrate_per_temporal_layer, |
| 4757 | SizeIs(2)); |
| 4758 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].width, 320); |
| 4759 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].spatial_id, 0); |
| 4760 | |
| 4761 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1].width, 640); |
| 4762 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[1].spatial_id, 1); |
| 4763 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[1] |
| 4764 | .target_bitrate_per_temporal_layer, |
| 4765 | SizeIs(2)); |
| 4766 | video_stream_encoder_->Stop(); |
| 4767 | } |
| 4768 | |
| 4769 | TEST_F(VideoStreamEncoderTest, |
| 4770 | ReportsVideoLayersAllocationForV9SvcWithAllButHighestLayerDisabled) { |
| 4771 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx=*/0, true); |
| 4772 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 1, true); |
| 4773 | fake_encoder_.SetTemporalLayersSupported(/*spatial_idx*/ 2, true); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4774 | VideoEncoderConfig video_encoder_config; |
| 4775 | test::FillEncoderConfiguration(VideoCodecType::kVideoCodecVP9, |
| 4776 | /* num_streams*/ 1, &video_encoder_config); |
| 4777 | video_encoder_config.max_bitrate_bps = 2 * kTargetBitrateBps; |
| 4778 | video_encoder_config.content_type = |
| 4779 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 4780 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 4781 | vp9_settings.numberOfSpatialLayers = 3; |
| 4782 | vp9_settings.numberOfTemporalLayers = 2; |
| 4783 | vp9_settings.interLayerPred = InterLayerPredMode::kOn; |
| 4784 | vp9_settings.automaticResizeOn = false; |
| 4785 | video_encoder_config.encoder_specific_settings = |
| 4786 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 4787 | vp9_settings); |
| 4788 | // Simulcast layers are used for enabling/disabling streams. |
| 4789 | video_encoder_config.simulcast_layers.resize(3); |
| 4790 | video_encoder_config.simulcast_layers[0].active = false; |
| 4791 | video_encoder_config.simulcast_layers[1].active = false; |
| 4792 | video_encoder_config.simulcast_layers[2].active = true; |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4793 | ConfigureEncoder(std::move(video_encoder_config), |
| 4794 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
| 4795 | kVideoLayersAllocation); |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4796 | |
| 4797 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4798 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4799 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4800 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4801 | |
| 4802 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4803 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4804 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4805 | VideoLayersAllocation last_layer_allocation = |
| 4806 | sink_.GetLastVideoLayersAllocation(); |
| 4807 | |
| 4808 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(1)); |
| 4809 | EXPECT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4810 | .target_bitrate_per_temporal_layer, |
| 4811 | SizeIs(2)); |
| 4812 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].width, 1280); |
| 4813 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].spatial_id, 0); |
| 4814 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0] |
| 4815 | .target_bitrate_per_temporal_layer[1], |
| 4816 | DataRate::BitsPerSec(kTargetBitrateBps)); |
| 4817 | video_stream_encoder_->Stop(); |
| 4818 | } |
| 4819 | |
| 4820 | TEST_F(VideoStreamEncoderTest, ReportsVideoLayersAllocationForH264) { |
| 4821 | ResetEncoder("H264", 1, 1, 1, false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4822 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | f86cf4c | 2020-12-30 15:27:35 +0100 | [diff] [blame] | 4823 | kVideoLayersAllocation); |
| 4824 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4825 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4826 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4827 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 4828 | |
| 4829 | video_source_.IncomingCapturedFrame(CreateFrame(CurrentTimeMs(), 1280, 720)); |
| 4830 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4831 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4832 | VideoLayersAllocation last_layer_allocation = |
| 4833 | sink_.GetLastVideoLayersAllocation(); |
| 4834 | |
| 4835 | ASSERT_THAT(last_layer_allocation.active_spatial_layers, SizeIs(1)); |
| 4836 | ASSERT_THAT(last_layer_allocation.active_spatial_layers[0] |
| 4837 | .target_bitrate_per_temporal_layer, |
| 4838 | SizeIs(1)); |
| 4839 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0] |
| 4840 | .target_bitrate_per_temporal_layer[0], |
| 4841 | DataRate::BitsPerSec(kTargetBitrateBps)); |
| 4842 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].width, 1280); |
| 4843 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].height, 720); |
| 4844 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0].frame_rate_fps, 30); |
| 4845 | video_stream_encoder_->Stop(); |
| 4846 | } |
| 4847 | |
| 4848 | TEST_F(VideoStreamEncoderTest, |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 4849 | ReportsUpdatedVideoLayersAllocationWhenBweChanges) { |
| 4850 | ResetEncoder("VP8", /*num_streams*/ 2, 1, 1, /*screenshare*/ false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4851 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | a943484 | 2020-10-15 17:53:22 +0200 | [diff] [blame] | 4852 | kVideoLayersAllocation); |
| 4853 | |
| 4854 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4855 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 4856 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 4857 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
| 4858 | |
| 4859 | video_source_.IncomingCapturedFrame( |
| 4860 | CreateFrame(CurrentTimeMs(), codec_width_, codec_height_)); |
| 4861 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4862 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4863 | VideoLayersAllocation last_layer_allocation = |
| 4864 | sink_.GetLastVideoLayersAllocation(); |
| 4865 | // kLowTargetBitrateBps is only enough for one spatial layer. |
| 4866 | ASSERT_EQ(last_layer_allocation.active_spatial_layers.size(), 1u); |
| 4867 | EXPECT_EQ(last_layer_allocation.active_spatial_layers[0] |
| 4868 | .target_bitrate_per_temporal_layer[0], |
| 4869 | DataRate::BitsPerSec(kLowTargetBitrateBps)); |
| 4870 | |
| 4871 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4872 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 4873 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 4874 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), 0, 0, 0); |
| 4875 | video_source_.IncomingCapturedFrame( |
| 4876 | CreateFrame(CurrentTimeMs(), codec_width_, codec_height_)); |
| 4877 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4878 | |
| 4879 | EXPECT_EQ(sink_.number_of_layers_allocations(), 2); |
| 4880 | last_layer_allocation = sink_.GetLastVideoLayersAllocation(); |
| 4881 | ASSERT_EQ(last_layer_allocation.active_spatial_layers.size(), 2u); |
| 4882 | EXPECT_GT(last_layer_allocation.active_spatial_layers[1] |
| 4883 | .target_bitrate_per_temporal_layer[0], |
| 4884 | DataRate::Zero()); |
| 4885 | |
| 4886 | video_stream_encoder_->Stop(); |
| 4887 | } |
| 4888 | |
Per Kjellander | 4190ce9 | 2020-12-15 17:24:55 +0100 | [diff] [blame] | 4889 | TEST_F(VideoStreamEncoderTest, |
| 4890 | ReportsUpdatedVideoLayersAllocationWhenResolutionChanges) { |
| 4891 | ResetEncoder("VP8", /*num_streams*/ 2, 1, 1, /*screenshare*/ false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4892 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | 4190ce9 | 2020-12-15 17:24:55 +0100 | [diff] [blame] | 4893 | kVideoLayersAllocation); |
| 4894 | |
| 4895 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 4896 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 4897 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 4898 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), 0, 0, 0); |
| 4899 | |
| 4900 | video_source_.IncomingCapturedFrame( |
| 4901 | CreateFrame(CurrentTimeMs(), codec_width_, codec_height_)); |
| 4902 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4903 | EXPECT_EQ(sink_.number_of_layers_allocations(), 1); |
| 4904 | ASSERT_THAT(sink_.GetLastVideoLayersAllocation().active_spatial_layers, |
| 4905 | SizeIs(2)); |
| 4906 | EXPECT_EQ(sink_.GetLastVideoLayersAllocation().active_spatial_layers[1].width, |
| 4907 | codec_width_); |
| 4908 | EXPECT_EQ( |
| 4909 | sink_.GetLastVideoLayersAllocation().active_spatial_layers[1].height, |
| 4910 | codec_height_); |
| 4911 | |
| 4912 | video_source_.IncomingCapturedFrame( |
| 4913 | CreateFrame(CurrentTimeMs(), codec_width_ / 2, codec_height_ / 2)); |
| 4914 | WaitForEncodedFrame(CurrentTimeMs()); |
| 4915 | EXPECT_EQ(sink_.number_of_layers_allocations(), 2); |
| 4916 | ASSERT_THAT(sink_.GetLastVideoLayersAllocation().active_spatial_layers, |
| 4917 | SizeIs(2)); |
| 4918 | EXPECT_EQ(sink_.GetLastVideoLayersAllocation().active_spatial_layers[1].width, |
| 4919 | codec_width_ / 2); |
| 4920 | EXPECT_EQ( |
| 4921 | sink_.GetLastVideoLayersAllocation().active_spatial_layers[1].height, |
| 4922 | codec_height_ / 2); |
| 4923 | |
| 4924 | video_stream_encoder_->Stop(); |
| 4925 | } |
| 4926 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4927 | TEST_F(VideoStreamEncoderTest, TemporalLayersNotDisabledIfSupported) { |
| 4928 | // 2 TLs configured, temporal layers supported by encoder. |
| 4929 | const int kNumTemporalLayers = 2; |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4930 | ResetEncoder("VP8", 1, kNumTemporalLayers, 1, /*screenshare*/ false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4931 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4932 | kVideoBitrateAllocation); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4933 | fake_encoder_.SetTemporalLayersSupported(0, true); |
| 4934 | |
| 4935 | // Bitrate allocated across temporal layers. |
| 4936 | const int kTl0Bps = kTargetBitrateBps * |
| 4937 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 4938 | kNumTemporalLayers, /*temporal_id*/ 0, |
| 4939 | /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4940 | const int kTl1Bps = kTargetBitrateBps * |
| 4941 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 4942 | kNumTemporalLayers, /*temporal_id*/ 1, |
| 4943 | /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4944 | VideoBitrateAllocation expected_bitrate; |
| 4945 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kTl0Bps); |
| 4946 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 1, kTl1Bps - kTl0Bps); |
| 4947 | |
| 4948 | VerifyAllocatedBitrate(expected_bitrate); |
| 4949 | video_stream_encoder_->Stop(); |
| 4950 | } |
| 4951 | |
| 4952 | TEST_F(VideoStreamEncoderTest, TemporalLayersDisabledIfNotSupported) { |
| 4953 | // 2 TLs configured, temporal layers not supported by encoder. |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4954 | ResetEncoder("VP8", 1, /*num_temporal_layers*/ 2, 1, /*screenshare*/ false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4955 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4956 | kVideoBitrateAllocation); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4957 | fake_encoder_.SetTemporalLayersSupported(0, false); |
| 4958 | |
| 4959 | // Temporal layers not supported by the encoder. |
| 4960 | // Total bitrate should be at ti:0. |
| 4961 | VideoBitrateAllocation expected_bitrate; |
| 4962 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kTargetBitrateBps); |
| 4963 | |
| 4964 | VerifyAllocatedBitrate(expected_bitrate); |
| 4965 | video_stream_encoder_->Stop(); |
| 4966 | } |
| 4967 | |
| 4968 | TEST_F(VideoStreamEncoderTest, VerifyBitrateAllocationForTwoStreams) { |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4969 | webrtc::test::ScopedFieldTrials field_trials( |
| 4970 | "WebRTC-Video-QualityScalerSettings/" |
| 4971 | "initial_bitrate_interval_ms:1000,initial_bitrate_factor:0.2/"); |
| 4972 | // Reset encoder for field trials to take effect. |
| 4973 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 4974 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4975 | // 2 TLs configured, temporal layers only supported for first stream. |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4976 | ResetEncoder("VP8", 2, /*num_temporal_layers*/ 2, 1, /*screenshare*/ false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 4977 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 4978 | kVideoBitrateAllocation); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4979 | fake_encoder_.SetTemporalLayersSupported(0, true); |
| 4980 | fake_encoder_.SetTemporalLayersSupported(1, false); |
| 4981 | |
| 4982 | const int kS0Bps = 150000; |
| 4983 | const int kS0Tl0Bps = |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 4984 | kS0Bps * |
| 4985 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
| 4986 | /*num_layers*/ 2, /*temporal_id*/ 0, /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4987 | const int kS0Tl1Bps = |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 4988 | kS0Bps * |
| 4989 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
| 4990 | /*num_layers*/ 2, /*temporal_id*/ 1, /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 4991 | const int kS1Bps = kTargetBitrateBps - kS0Tl1Bps; |
| 4992 | // Temporal layers not supported by si:1. |
| 4993 | VideoBitrateAllocation expected_bitrate; |
| 4994 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kS0Tl0Bps); |
| 4995 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 1, kS0Tl1Bps - kS0Tl0Bps); |
| 4996 | expected_bitrate.SetBitrate(/*si*/ 1, /*ti*/ 0, kS1Bps); |
| 4997 | |
| 4998 | VerifyAllocatedBitrate(expected_bitrate); |
| 4999 | video_stream_encoder_->Stop(); |
| 5000 | } |
| 5001 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5002 | TEST_F(VideoStreamEncoderTest, OveruseDetectorUpdatedOnReconfigureAndAdaption) { |
| 5003 | const int kFrameWidth = 1280; |
| 5004 | const int kFrameHeight = 720; |
| 5005 | const int kFramerate = 24; |
| 5006 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5007 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5008 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5009 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5010 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5011 | test::FrameForwarder source; |
| 5012 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 5013 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5014 | |
| 5015 | // Insert a single frame, triggering initial configuration. |
| 5016 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 5017 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5018 | |
| 5019 | EXPECT_EQ( |
| 5020 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 5021 | kDefaultFramerate); |
| 5022 | |
| 5023 | // Trigger reconfigure encoder (without resetting the entire instance). |
| 5024 | VideoEncoderConfig video_encoder_config; |
Åsa Persson | 1710706 | 2020-10-08 08:57:51 +0200 | [diff] [blame] | 5025 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 5026 | video_encoder_config.simulcast_layers[0].max_framerate = kFramerate; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5027 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5028 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 5029 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5030 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5031 | |
| 5032 | // Detector should be updated with fps limit from codec config. |
| 5033 | EXPECT_EQ( |
| 5034 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 5035 | kFramerate); |
| 5036 | |
| 5037 | // Trigger overuse, max framerate should be reduced. |
| 5038 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 5039 | stats.input_frame_rate = kFramerate; |
| 5040 | stats_proxy_->SetMockStats(stats); |
| 5041 | video_stream_encoder_->TriggerCpuOveruse(); |
| 5042 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5043 | int adapted_framerate = |
| 5044 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
| 5045 | EXPECT_LT(adapted_framerate, kFramerate); |
| 5046 | |
| 5047 | // Trigger underuse, max framerate should go back to codec configured fps. |
| 5048 | // Set extra low fps, to make sure it's actually reset, not just incremented. |
| 5049 | stats = stats_proxy_->GetStats(); |
| 5050 | stats.input_frame_rate = adapted_framerate / 2; |
| 5051 | stats_proxy_->SetMockStats(stats); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 5052 | video_stream_encoder_->TriggerCpuUnderuse(); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5053 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5054 | EXPECT_EQ( |
| 5055 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 5056 | kFramerate); |
| 5057 | |
| 5058 | video_stream_encoder_->Stop(); |
| 5059 | } |
| 5060 | |
| 5061 | TEST_F(VideoStreamEncoderTest, |
| 5062 | OveruseDetectorUpdatedRespectsFramerateAfterUnderuse) { |
| 5063 | const int kFrameWidth = 1280; |
| 5064 | const int kFrameHeight = 720; |
| 5065 | const int kLowFramerate = 15; |
| 5066 | const int kHighFramerate = 25; |
| 5067 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5068 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5069 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5070 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5071 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5072 | test::FrameForwarder source; |
| 5073 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 5074 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5075 | |
| 5076 | // Trigger initial configuration. |
| 5077 | VideoEncoderConfig video_encoder_config; |
Åsa Persson | 1710706 | 2020-10-08 08:57:51 +0200 | [diff] [blame] | 5078 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 5079 | video_encoder_config.simulcast_layers[0].max_framerate = kLowFramerate; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5080 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5081 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
Åsa Persson | 1710706 | 2020-10-08 08:57:51 +0200 | [diff] [blame] | 5082 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 5083 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5084 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5085 | |
| 5086 | EXPECT_EQ( |
| 5087 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 5088 | kLowFramerate); |
| 5089 | |
| 5090 | // Trigger overuse, max framerate should be reduced. |
| 5091 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 5092 | stats.input_frame_rate = kLowFramerate; |
| 5093 | stats_proxy_->SetMockStats(stats); |
| 5094 | video_stream_encoder_->TriggerCpuOveruse(); |
| 5095 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5096 | int adapted_framerate = |
| 5097 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
| 5098 | EXPECT_LT(adapted_framerate, kLowFramerate); |
| 5099 | |
| 5100 | // Reconfigure the encoder with a new (higher max framerate), max fps should |
| 5101 | // still respect the adaptation. |
Åsa Persson | 1710706 | 2020-10-08 08:57:51 +0200 | [diff] [blame] | 5102 | video_encoder_config.simulcast_layers[0].max_framerate = kHighFramerate; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5103 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 5104 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 5105 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5106 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5107 | |
| 5108 | EXPECT_EQ( |
| 5109 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 5110 | adapted_framerate); |
| 5111 | |
| 5112 | // Trigger underuse, max framerate should go back to codec configured fps. |
| 5113 | stats = stats_proxy_->GetStats(); |
| 5114 | stats.input_frame_rate = adapted_framerate; |
| 5115 | stats_proxy_->SetMockStats(stats); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 5116 | video_stream_encoder_->TriggerCpuUnderuse(); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5117 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5118 | EXPECT_EQ( |
| 5119 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 5120 | kHighFramerate); |
| 5121 | |
| 5122 | video_stream_encoder_->Stop(); |
| 5123 | } |
| 5124 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5125 | TEST_F(VideoStreamEncoderTest, |
| 5126 | OveruseDetectorUpdatedOnDegradationPreferenceChange) { |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5127 | const int kFrameWidth = 1280; |
| 5128 | const int kFrameHeight = 720; |
| 5129 | const int kFramerate = 24; |
| 5130 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5131 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5132 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5133 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5134 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5135 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5136 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 5137 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5138 | |
| 5139 | // Trigger initial configuration. |
| 5140 | VideoEncoderConfig video_encoder_config; |
Åsa Persson | 1710706 | 2020-10-08 08:57:51 +0200 | [diff] [blame] | 5141 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 5142 | video_encoder_config.simulcast_layers[0].max_framerate = kFramerate; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5143 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5144 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5145 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 5146 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5147 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5148 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5149 | EXPECT_EQ( |
| 5150 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 5151 | kFramerate); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5152 | |
| 5153 | // Trigger overuse, max framerate should be reduced. |
| 5154 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 5155 | stats.input_frame_rate = kFramerate; |
| 5156 | stats_proxy_->SetMockStats(stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5157 | video_stream_encoder_->TriggerCpuOveruse(); |
| 5158 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5159 | int adapted_framerate = |
| 5160 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5161 | EXPECT_LT(adapted_framerate, kFramerate); |
| 5162 | |
| 5163 | // Change degradation preference to not enable framerate scaling. Target |
| 5164 | // framerate should be changed to codec defined limit. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5165 | video_stream_encoder_->SetSourceAndWaitForFramerateUpdated( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 5166 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 5167 | EXPECT_EQ( |
| 5168 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 5169 | kFramerate); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5170 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5171 | video_stream_encoder_->Stop(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 5172 | } |
| 5173 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5174 | TEST_F(VideoStreamEncoderTest, DropsFramesAndScalesWhenBitrateIsTooLow) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5175 | const int kTooLowBitrateForFrameSizeBps = 10000; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5176 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5177 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 5178 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 5179 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), 0, 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5180 | const int kWidth = 640; |
| 5181 | const int kHeight = 360; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5182 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5183 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5184 | |
| 5185 | // Expect to drop this frame, the wait should time out. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 5186 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5187 | |
| 5188 | // Expect the sink_wants to specify a scaled frame. |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 5189 | EXPECT_TRUE_WAIT( |
| 5190 | video_source_.sink_wants().max_pixel_count < kWidth * kHeight, 5000); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5191 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 5192 | int last_pixel_count = video_source_.sink_wants().max_pixel_count; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5193 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5194 | // Next frame is scaled. |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5195 | video_source_.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5196 | CreateFrame(2, kWidth * 3 / 4, kHeight * 3 / 4)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5197 | |
| 5198 | // Expect to drop this frame, the wait should time out. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 5199 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5200 | |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 5201 | EXPECT_TRUE_WAIT( |
| 5202 | video_source_.sink_wants().max_pixel_count < last_pixel_count, 5000); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5203 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5204 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5205 | } |
| 5206 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5207 | TEST_F(VideoStreamEncoderTest, |
| 5208 | NumberOfDroppedFramesLimitedWhenBitrateIsTooLow) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5209 | const int kTooLowBitrateForFrameSizeBps = 10000; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5210 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5211 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 5212 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 5213 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), 0, 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5214 | const int kWidth = 640; |
| 5215 | const int kHeight = 360; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5216 | |
| 5217 | // We expect the n initial frames to get dropped. |
| 5218 | int i; |
| 5219 | for (i = 1; i <= kMaxInitialFramedrop; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5220 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 5221 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5222 | } |
| 5223 | // The n+1th frame should not be dropped, even though it's size is too large. |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5224 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 5225 | WaitForEncodedFrame(i); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5226 | |
| 5227 | // Expect the sink_wants to specify a scaled frame. |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5228 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5229 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5230 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5231 | } |
| 5232 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5233 | TEST_F(VideoStreamEncoderTest, |
| 5234 | InitialFrameDropOffWithMaintainResolutionPreference) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5235 | const int kWidth = 640; |
| 5236 | const int kHeight = 360; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5237 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5238 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5239 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5240 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5241 | |
| 5242 | // Set degradation preference. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5243 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 5244 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5245 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5246 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5247 | // Frame should not be dropped, even if it's too large. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 5248 | WaitForEncodedFrame(1); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5249 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5250 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 5251 | } |
| 5252 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5253 | TEST_F(VideoStreamEncoderTest, InitialFrameDropOffWhenEncoderDisabledScaling) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5254 | const int kWidth = 640; |
| 5255 | const int kHeight = 360; |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 5256 | fake_encoder_.SetQualityScaling(false); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 5257 | |
| 5258 | VideoEncoderConfig video_encoder_config; |
| 5259 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 5260 | // Make format different, to force recreation of encoder. |
| 5261 | video_encoder_config.video_format.parameters["foo"] = "foo"; |
| 5262 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 5263 | kMaxPayloadLength); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5264 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5265 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5266 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5267 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 5268 | |
kthelgason | b83797b | 2017-02-14 11:57:25 -0800 | [diff] [blame] | 5269 | // Force quality scaler reconfiguration by resetting the source. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 5270 | video_stream_encoder_->SetSource(&video_source_, |
| 5271 | webrtc::DegradationPreference::BALANCED); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 5272 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 5273 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 5274 | // Frame should not be dropped, even if it's too large. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 5275 | WaitForEncodedFrame(1); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 5276 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5277 | video_stream_encoder_->Stop(); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 5278 | fake_encoder_.SetQualityScaling(true); |
| 5279 | } |
| 5280 | |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 5281 | TEST_F(VideoStreamEncoderTest, InitialFrameDropActivatesWhenBweDrops) { |
| 5282 | webrtc::test::ScopedFieldTrials field_trials( |
| 5283 | "WebRTC-Video-QualityScalerSettings/" |
| 5284 | "initial_bitrate_interval_ms:1000,initial_bitrate_factor:0.2/"); |
| 5285 | // Reset encoder for field trials to take effect. |
| 5286 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 5287 | const int kNotTooLowBitrateForFrameSizeBps = kTargetBitrateBps * 0.2; |
| 5288 | const int kTooLowBitrateForFrameSizeBps = kTargetBitrateBps * 0.19; |
| 5289 | const int kWidth = 640; |
| 5290 | const int kHeight = 360; |
| 5291 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5292 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5293 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5294 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5295 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 5296 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 5297 | // Frame should not be dropped. |
| 5298 | WaitForEncodedFrame(1); |
| 5299 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5300 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5301 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), |
| 5302 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), |
| 5303 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), 0, 0, 0); |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 5304 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 5305 | // Frame should not be dropped. |
| 5306 | WaitForEncodedFrame(2); |
| 5307 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5308 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5309 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 5310 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 5311 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), 0, 0, 0); |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 5312 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 5313 | // Expect to drop this frame, the wait should time out. |
| 5314 | ExpectDroppedFrame(); |
| 5315 | |
| 5316 | // Expect the sink_wants to specify a scaled frame. |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 5317 | EXPECT_TRUE_WAIT( |
| 5318 | video_source_.sink_wants().max_pixel_count < kWidth * kHeight, 5000); |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 5319 | video_stream_encoder_->Stop(); |
| 5320 | } |
| 5321 | |
Evan Shrubsole | e3da1d3 | 2020-08-14 15:58:33 +0200 | [diff] [blame] | 5322 | TEST_F(VideoStreamEncoderTest, |
| 5323 | InitialFrameDropNotReactivatedWhenBweDropsWhenScalingDisabled) { |
| 5324 | webrtc::test::ScopedFieldTrials field_trials( |
| 5325 | "WebRTC-Video-QualityScalerSettings/" |
| 5326 | "initial_bitrate_interval_ms:1000,initial_bitrate_factor:0.2/"); |
| 5327 | fake_encoder_.SetQualityScaling(false); |
| 5328 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 5329 | const int kNotTooLowBitrateForFrameSizeBps = kTargetBitrateBps * 0.2; |
| 5330 | const int kTooLowBitrateForFrameSizeBps = kTargetBitrateBps * 0.19; |
| 5331 | const int kWidth = 640; |
| 5332 | const int kHeight = 360; |
| 5333 | |
| 5334 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5335 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5336 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5337 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 5338 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 5339 | // Frame should not be dropped. |
| 5340 | WaitForEncodedFrame(1); |
| 5341 | |
| 5342 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5343 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), |
| 5344 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), |
| 5345 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), 0, 0, 0); |
| 5346 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 5347 | // Frame should not be dropped. |
| 5348 | WaitForEncodedFrame(2); |
| 5349 | |
| 5350 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5351 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 5352 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 5353 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), 0, 0, 0); |
| 5354 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 5355 | // Not dropped since quality scaling is disabled. |
| 5356 | WaitForEncodedFrame(3); |
| 5357 | |
| 5358 | // Expect the sink_wants to specify a scaled frame. |
Evan Shrubsole | 8572841 | 2020-08-25 13:12:12 +0200 | [diff] [blame] | 5359 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Evan Shrubsole | e3da1d3 | 2020-08-14 15:58:33 +0200 | [diff] [blame] | 5360 | EXPECT_THAT(video_source_.sink_wants(), ResolutionMax()); |
| 5361 | |
| 5362 | video_stream_encoder_->Stop(); |
| 5363 | } |
| 5364 | |
Ilya Nikolaevskiy | 84bc348 | 2020-11-26 16:58:47 +0100 | [diff] [blame] | 5365 | TEST_F(VideoStreamEncoderTest, InitialFrameDropActivatesWhenLayersChange) { |
| 5366 | const int kLowTargetBitrateBps = 400000; |
| 5367 | // Set simulcast. |
| 5368 | ResetEncoder("VP8", 3, 1, 1, false); |
| 5369 | fake_encoder_.SetQualityScaling(true); |
| 5370 | const int kWidth = 1280; |
| 5371 | const int kHeight = 720; |
| 5372 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5373 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5374 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5375 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
| 5376 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 5377 | // Frame should not be dropped. |
| 5378 | WaitForEncodedFrame(1); |
| 5379 | |
| 5380 | // Trigger QVGA "singlecast" |
| 5381 | // Update the config. |
| 5382 | VideoEncoderConfig video_encoder_config; |
| 5383 | test::FillEncoderConfiguration(PayloadStringToCodecType("VP8"), 3, |
| 5384 | &video_encoder_config); |
Åsa Persson | 7f354f8 | 2021-02-04 15:52:15 +0100 | [diff] [blame] | 5385 | video_encoder_config.video_stream_factory = |
| 5386 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 5387 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 5388 | /*screenshare enabled*/ false); |
Ilya Nikolaevskiy | 84bc348 | 2020-11-26 16:58:47 +0100 | [diff] [blame] | 5389 | for (auto& layer : video_encoder_config.simulcast_layers) { |
| 5390 | layer.num_temporal_layers = 1; |
| 5391 | layer.max_framerate = kDefaultFramerate; |
| 5392 | } |
| 5393 | video_encoder_config.max_bitrate_bps = kSimulcastTargetBitrateBps; |
| 5394 | video_encoder_config.content_type = |
| 5395 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 5396 | |
| 5397 | video_encoder_config.simulcast_layers[0].active = true; |
| 5398 | video_encoder_config.simulcast_layers[1].active = false; |
| 5399 | video_encoder_config.simulcast_layers[2].active = false; |
| 5400 | |
| 5401 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 5402 | kMaxPayloadLength); |
| 5403 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5404 | |
| 5405 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 5406 | // Frame should not be dropped. |
| 5407 | WaitForEncodedFrame(2); |
| 5408 | |
| 5409 | // Trigger HD "singlecast" |
| 5410 | video_encoder_config.simulcast_layers[0].active = false; |
| 5411 | video_encoder_config.simulcast_layers[1].active = false; |
| 5412 | video_encoder_config.simulcast_layers[2].active = true; |
| 5413 | |
| 5414 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 5415 | kMaxPayloadLength); |
| 5416 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5417 | |
| 5418 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 5419 | // Frame should be dropped because of initial frame drop. |
| 5420 | ExpectDroppedFrame(); |
| 5421 | |
| 5422 | // Expect the sink_wants to specify a scaled frame. |
| 5423 | EXPECT_TRUE_WAIT( |
| 5424 | video_source_.sink_wants().max_pixel_count < kWidth * kHeight, 5000); |
| 5425 | video_stream_encoder_->Stop(); |
| 5426 | } |
| 5427 | |
Ilya Nikolaevskiy | cde4a9f | 2020-11-27 14:06:08 +0100 | [diff] [blame] | 5428 | TEST_F(VideoStreamEncoderTest, InitialFrameDropActivatesWhenSVCLayersChange) { |
| 5429 | const int kLowTargetBitrateBps = 400000; |
| 5430 | // Set simulcast. |
| 5431 | ResetEncoder("VP9", 1, 1, 3, false); |
| 5432 | fake_encoder_.SetQualityScaling(true); |
| 5433 | const int kWidth = 1280; |
| 5434 | const int kHeight = 720; |
| 5435 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5436 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5437 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5438 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
| 5439 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 5440 | // Frame should not be dropped. |
| 5441 | WaitForEncodedFrame(1); |
| 5442 | |
| 5443 | // Trigger QVGA "singlecast" |
| 5444 | // Update the config. |
| 5445 | VideoEncoderConfig video_encoder_config; |
| 5446 | test::FillEncoderConfiguration(PayloadStringToCodecType("VP9"), 1, |
| 5447 | &video_encoder_config); |
| 5448 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 5449 | vp9_settings.numberOfSpatialLayers = 3; |
| 5450 | // Since only one layer is active - automatic resize should be enabled. |
| 5451 | vp9_settings.automaticResizeOn = true; |
| 5452 | video_encoder_config.encoder_specific_settings = |
| 5453 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 5454 | vp9_settings); |
| 5455 | video_encoder_config.max_bitrate_bps = kSimulcastTargetBitrateBps; |
| 5456 | video_encoder_config.content_type = |
| 5457 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 5458 | // Currently simulcast layers |active| flags are used to inidicate |
| 5459 | // which SVC layers are active. |
| 5460 | video_encoder_config.simulcast_layers.resize(3); |
| 5461 | |
| 5462 | video_encoder_config.simulcast_layers[0].active = true; |
| 5463 | video_encoder_config.simulcast_layers[1].active = false; |
| 5464 | video_encoder_config.simulcast_layers[2].active = false; |
| 5465 | |
| 5466 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 5467 | kMaxPayloadLength); |
| 5468 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5469 | |
| 5470 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 5471 | // Frame should not be dropped. |
| 5472 | WaitForEncodedFrame(2); |
| 5473 | |
| 5474 | // Trigger HD "singlecast" |
| 5475 | video_encoder_config.simulcast_layers[0].active = false; |
| 5476 | video_encoder_config.simulcast_layers[1].active = false; |
| 5477 | video_encoder_config.simulcast_layers[2].active = true; |
| 5478 | |
| 5479 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 5480 | kMaxPayloadLength); |
| 5481 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5482 | |
| 5483 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 5484 | // Frame should be dropped because of initial frame drop. |
| 5485 | ExpectDroppedFrame(); |
| 5486 | |
| 5487 | // Expect the sink_wants to specify a scaled frame. |
| 5488 | EXPECT_TRUE_WAIT( |
| 5489 | video_source_.sink_wants().max_pixel_count < kWidth * kHeight, 5000); |
| 5490 | video_stream_encoder_->Stop(); |
| 5491 | } |
| 5492 | |
Ilya Nikolaevskiy | 84bc348 | 2020-11-26 16:58:47 +0100 | [diff] [blame] | 5493 | TEST_F(VideoStreamEncoderTest, |
Åsa Persson | c91c423 | 2021-02-01 09:20:05 +0100 | [diff] [blame] | 5494 | EncoderMaxAndMinBitratesUsedIfMiddleStreamActive) { |
| 5495 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits270p( |
| 5496 | 480 * 270, 34 * 1000, 12 * 1000, 1234 * 1000); |
| 5497 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits360p( |
| 5498 | 640 * 360, 43 * 1000, 21 * 1000, 2345 * 1000); |
| 5499 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits720p( |
| 5500 | 1280 * 720, 54 * 1000, 31 * 1000, 2500 * 1000); |
| 5501 | fake_encoder_.SetResolutionBitrateLimits( |
| 5502 | {kEncoderLimits270p, kEncoderLimits360p, kEncoderLimits720p}); |
| 5503 | |
| 5504 | VideoEncoderConfig video_encoder_config; |
| 5505 | test::FillEncoderConfiguration(PayloadStringToCodecType("VP9"), 1, |
| 5506 | &video_encoder_config); |
| 5507 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 5508 | vp9_settings.numberOfSpatialLayers = 3; |
| 5509 | // Since only one layer is active - automatic resize should be enabled. |
| 5510 | vp9_settings.automaticResizeOn = true; |
| 5511 | video_encoder_config.encoder_specific_settings = |
| 5512 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 5513 | vp9_settings); |
| 5514 | video_encoder_config.max_bitrate_bps = kSimulcastTargetBitrateBps; |
| 5515 | video_encoder_config.content_type = |
| 5516 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 5517 | // Simulcast layers are used to indicate which spatial layers are active. |
| 5518 | video_encoder_config.simulcast_layers.resize(3); |
| 5519 | video_encoder_config.simulcast_layers[0].active = false; |
| 5520 | video_encoder_config.simulcast_layers[1].active = true; |
| 5521 | video_encoder_config.simulcast_layers[2].active = false; |
| 5522 | |
| 5523 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 5524 | kMaxPayloadLength); |
| 5525 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5526 | |
| 5527 | // The encoder bitrate limits for 360p should be used. |
| 5528 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 5529 | EXPECT_FALSE(WaitForFrame(1000)); |
| 5530 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, 1); |
| 5531 | EXPECT_EQ(fake_encoder_.video_codec().codecType, |
| 5532 | VideoCodecType::kVideoCodecVP9); |
| 5533 | EXPECT_EQ(fake_encoder_.video_codec().VP9()->numberOfSpatialLayers, 2); |
| 5534 | EXPECT_TRUE(fake_encoder_.video_codec().spatialLayers[0].active); |
| 5535 | EXPECT_EQ(640, fake_encoder_.video_codec().spatialLayers[0].width); |
| 5536 | EXPECT_EQ(360, fake_encoder_.video_codec().spatialLayers[0].height); |
| 5537 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.min_bitrate_bps), |
| 5538 | fake_encoder_.video_codec().spatialLayers[0].minBitrate * 1000); |
| 5539 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits360p.max_bitrate_bps), |
| 5540 | fake_encoder_.video_codec().spatialLayers[0].maxBitrate * 1000); |
| 5541 | |
| 5542 | // The encoder bitrate limits for 270p should be used. |
| 5543 | video_source_.IncomingCapturedFrame(CreateFrame(2, 960, 540)); |
| 5544 | EXPECT_FALSE(WaitForFrame(1000)); |
| 5545 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, 1); |
| 5546 | EXPECT_EQ(fake_encoder_.video_codec().codecType, |
| 5547 | VideoCodecType::kVideoCodecVP9); |
| 5548 | EXPECT_EQ(fake_encoder_.video_codec().VP9()->numberOfSpatialLayers, 2); |
| 5549 | EXPECT_TRUE(fake_encoder_.video_codec().spatialLayers[0].active); |
| 5550 | EXPECT_EQ(480, fake_encoder_.video_codec().spatialLayers[0].width); |
| 5551 | EXPECT_EQ(270, fake_encoder_.video_codec().spatialLayers[0].height); |
| 5552 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.min_bitrate_bps), |
| 5553 | fake_encoder_.video_codec().spatialLayers[0].minBitrate * 1000); |
| 5554 | EXPECT_EQ(static_cast<uint32_t>(kEncoderLimits270p.max_bitrate_bps), |
| 5555 | fake_encoder_.video_codec().spatialLayers[0].maxBitrate * 1000); |
| 5556 | |
| 5557 | video_stream_encoder_->Stop(); |
| 5558 | } |
| 5559 | |
| 5560 | TEST_F(VideoStreamEncoderTest, |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 5561 | DefaultMaxAndMinBitratesUsedIfMiddleStreamActive) { |
| 5562 | VideoEncoderConfig video_encoder_config; |
| 5563 | test::FillEncoderConfiguration(PayloadStringToCodecType("VP9"), 1, |
| 5564 | &video_encoder_config); |
| 5565 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 5566 | vp9_settings.numberOfSpatialLayers = 3; |
| 5567 | // Since only one layer is active - automatic resize should be enabled. |
| 5568 | vp9_settings.automaticResizeOn = true; |
| 5569 | video_encoder_config.encoder_specific_settings = |
| 5570 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 5571 | vp9_settings); |
| 5572 | video_encoder_config.max_bitrate_bps = kSimulcastTargetBitrateBps; |
| 5573 | video_encoder_config.content_type = |
| 5574 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 5575 | // Simulcast layers are used to indicate which spatial layers are active. |
| 5576 | video_encoder_config.simulcast_layers.resize(3); |
| 5577 | video_encoder_config.simulcast_layers[0].active = false; |
| 5578 | video_encoder_config.simulcast_layers[1].active = true; |
| 5579 | video_encoder_config.simulcast_layers[2].active = false; |
| 5580 | |
| 5581 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 5582 | kMaxPayloadLength); |
| 5583 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5584 | |
| 5585 | // The default bitrate limits for 360p should be used. |
| 5586 | const absl::optional<VideoEncoder::ResolutionBitrateLimits> kLimits360p = |
Sergey Silkin | a86b29b | 2021-03-05 13:29:19 +0100 | [diff] [blame] | 5587 | EncoderInfoSettings::GetDefaultSinglecastBitrateLimitsForResolution( |
| 5588 | kVideoCodecVP9, 640 * 360); |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 5589 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 5590 | EXPECT_FALSE(WaitForFrame(1000)); |
| 5591 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, 1); |
| 5592 | EXPECT_EQ(fake_encoder_.video_codec().codecType, |
| 5593 | VideoCodecType::kVideoCodecVP9); |
| 5594 | EXPECT_EQ(fake_encoder_.video_codec().VP9()->numberOfSpatialLayers, 2); |
| 5595 | EXPECT_TRUE(fake_encoder_.video_codec().spatialLayers[0].active); |
| 5596 | EXPECT_EQ(640, fake_encoder_.video_codec().spatialLayers[0].width); |
| 5597 | EXPECT_EQ(360, fake_encoder_.video_codec().spatialLayers[0].height); |
| 5598 | EXPECT_EQ(static_cast<uint32_t>(kLimits360p->min_bitrate_bps), |
| 5599 | fake_encoder_.video_codec().spatialLayers[0].minBitrate * 1000); |
| 5600 | EXPECT_EQ(static_cast<uint32_t>(kLimits360p->max_bitrate_bps), |
| 5601 | fake_encoder_.video_codec().spatialLayers[0].maxBitrate * 1000); |
| 5602 | |
| 5603 | // The default bitrate limits for 270p should be used. |
| 5604 | const absl::optional<VideoEncoder::ResolutionBitrateLimits> kLimits270p = |
Sergey Silkin | a86b29b | 2021-03-05 13:29:19 +0100 | [diff] [blame] | 5605 | EncoderInfoSettings::GetDefaultSinglecastBitrateLimitsForResolution( |
| 5606 | kVideoCodecVP9, 480 * 270); |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 5607 | video_source_.IncomingCapturedFrame(CreateFrame(2, 960, 540)); |
| 5608 | EXPECT_FALSE(WaitForFrame(1000)); |
| 5609 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, 1); |
| 5610 | EXPECT_EQ(fake_encoder_.video_codec().codecType, |
| 5611 | VideoCodecType::kVideoCodecVP9); |
| 5612 | EXPECT_EQ(fake_encoder_.video_codec().VP9()->numberOfSpatialLayers, 2); |
| 5613 | EXPECT_TRUE(fake_encoder_.video_codec().spatialLayers[0].active); |
| 5614 | EXPECT_EQ(480, fake_encoder_.video_codec().spatialLayers[0].width); |
| 5615 | EXPECT_EQ(270, fake_encoder_.video_codec().spatialLayers[0].height); |
| 5616 | EXPECT_EQ(static_cast<uint32_t>(kLimits270p->min_bitrate_bps), |
| 5617 | fake_encoder_.video_codec().spatialLayers[0].minBitrate * 1000); |
| 5618 | EXPECT_EQ(static_cast<uint32_t>(kLimits270p->max_bitrate_bps), |
| 5619 | fake_encoder_.video_codec().spatialLayers[0].maxBitrate * 1000); |
| 5620 | |
| 5621 | video_stream_encoder_->Stop(); |
| 5622 | } |
| 5623 | |
| 5624 | TEST_F(VideoStreamEncoderTest, DefaultMaxAndMinBitratesNotUsedIfDisabled) { |
| 5625 | webrtc::test::ScopedFieldTrials field_trials( |
| 5626 | "WebRTC-DefaultBitrateLimitsKillSwitch/Enabled/"); |
| 5627 | VideoEncoderConfig video_encoder_config; |
| 5628 | test::FillEncoderConfiguration(PayloadStringToCodecType("VP9"), 1, |
| 5629 | &video_encoder_config); |
| 5630 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 5631 | vp9_settings.numberOfSpatialLayers = 3; |
| 5632 | // Since only one layer is active - automatic resize should be enabled. |
| 5633 | vp9_settings.automaticResizeOn = true; |
| 5634 | video_encoder_config.encoder_specific_settings = |
| 5635 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 5636 | vp9_settings); |
| 5637 | video_encoder_config.max_bitrate_bps = kSimulcastTargetBitrateBps; |
| 5638 | video_encoder_config.content_type = |
| 5639 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 5640 | // Simulcast layers are used to indicate which spatial layers are active. |
| 5641 | video_encoder_config.simulcast_layers.resize(3); |
| 5642 | video_encoder_config.simulcast_layers[0].active = false; |
| 5643 | video_encoder_config.simulcast_layers[1].active = true; |
| 5644 | video_encoder_config.simulcast_layers[2].active = false; |
| 5645 | |
| 5646 | // Reset encoder for field trials to take effect. |
| 5647 | ConfigureEncoder(video_encoder_config.Copy()); |
| 5648 | |
| 5649 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 5650 | kMaxPayloadLength); |
| 5651 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5652 | |
| 5653 | // The default bitrate limits for 360p should not be used. |
| 5654 | const absl::optional<VideoEncoder::ResolutionBitrateLimits> kLimits360p = |
Sergey Silkin | a86b29b | 2021-03-05 13:29:19 +0100 | [diff] [blame] | 5655 | EncoderInfoSettings::GetDefaultSinglecastBitrateLimitsForResolution( |
| 5656 | kVideoCodecVP9, 640 * 360); |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 5657 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 5658 | EXPECT_FALSE(WaitForFrame(1000)); |
| 5659 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, 1); |
Sergey Silkin | a86b29b | 2021-03-05 13:29:19 +0100 | [diff] [blame] | 5660 | EXPECT_EQ(fake_encoder_.video_codec().codecType, kVideoCodecVP9); |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 5661 | EXPECT_EQ(fake_encoder_.video_codec().VP9()->numberOfSpatialLayers, 2); |
| 5662 | EXPECT_TRUE(fake_encoder_.video_codec().spatialLayers[0].active); |
| 5663 | EXPECT_EQ(640, fake_encoder_.video_codec().spatialLayers[0].width); |
| 5664 | EXPECT_EQ(360, fake_encoder_.video_codec().spatialLayers[0].height); |
| 5665 | EXPECT_NE(static_cast<uint32_t>(kLimits360p->max_bitrate_bps), |
| 5666 | fake_encoder_.video_codec().spatialLayers[0].maxBitrate * 1000); |
| 5667 | |
| 5668 | video_stream_encoder_->Stop(); |
| 5669 | } |
| 5670 | |
| 5671 | TEST_F(VideoStreamEncoderTest, SinglecastBitrateLimitsNotUsedForOneStream) { |
| 5672 | ResetEncoder("VP9", /*num_streams=*/1, /*num_temporal_layers=*/1, |
| 5673 | /*num_spatial_layers=*/1, /*screenshare=*/false); |
| 5674 | |
| 5675 | // The default singlecast bitrate limits for 720p should not be used. |
| 5676 | const absl::optional<VideoEncoder::ResolutionBitrateLimits> kLimits720p = |
Sergey Silkin | a86b29b | 2021-03-05 13:29:19 +0100 | [diff] [blame] | 5677 | EncoderInfoSettings::GetDefaultSinglecastBitrateLimitsForResolution( |
| 5678 | kVideoCodecVP9, 1280 * 720); |
Åsa Persson | 258e989 | 2021-02-25 10:39:51 +0100 | [diff] [blame] | 5679 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 5680 | EXPECT_FALSE(WaitForFrame(1000)); |
| 5681 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, 1); |
| 5682 | EXPECT_EQ(fake_encoder_.video_codec().codecType, |
| 5683 | VideoCodecType::kVideoCodecVP9); |
| 5684 | EXPECT_EQ(fake_encoder_.video_codec().VP9()->numberOfSpatialLayers, 1); |
| 5685 | EXPECT_TRUE(fake_encoder_.video_codec().spatialLayers[0].active); |
| 5686 | EXPECT_EQ(1280, fake_encoder_.video_codec().spatialLayers[0].width); |
| 5687 | EXPECT_EQ(720, fake_encoder_.video_codec().spatialLayers[0].height); |
| 5688 | EXPECT_NE(static_cast<uint32_t>(kLimits720p->max_bitrate_bps), |
| 5689 | fake_encoder_.video_codec().spatialLayers[0].maxBitrate * 1000); |
| 5690 | |
| 5691 | video_stream_encoder_->Stop(); |
| 5692 | } |
| 5693 | |
| 5694 | TEST_F(VideoStreamEncoderTest, |
Åsa Persson | c91c423 | 2021-02-01 09:20:05 +0100 | [diff] [blame] | 5695 | EncoderMaxAndMinBitratesNotUsedIfLowestStreamActive) { |
| 5696 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits180p( |
| 5697 | 320 * 180, 34 * 1000, 12 * 1000, 1234 * 1000); |
| 5698 | const VideoEncoder::ResolutionBitrateLimits kEncoderLimits720p( |
| 5699 | 1280 * 720, 54 * 1000, 31 * 1000, 2500 * 1000); |
| 5700 | fake_encoder_.SetResolutionBitrateLimits( |
| 5701 | {kEncoderLimits180p, kEncoderLimits720p}); |
| 5702 | |
| 5703 | VideoEncoderConfig video_encoder_config; |
| 5704 | test::FillEncoderConfiguration(PayloadStringToCodecType("VP9"), 1, |
| 5705 | &video_encoder_config); |
| 5706 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 5707 | vp9_settings.numberOfSpatialLayers = 3; |
| 5708 | // Since only one layer is active - automatic resize should be enabled. |
| 5709 | vp9_settings.automaticResizeOn = true; |
| 5710 | video_encoder_config.encoder_specific_settings = |
| 5711 | new rtc::RefCountedObject<VideoEncoderConfig::Vp9EncoderSpecificSettings>( |
| 5712 | vp9_settings); |
| 5713 | video_encoder_config.max_bitrate_bps = kSimulcastTargetBitrateBps; |
| 5714 | video_encoder_config.content_type = |
| 5715 | VideoEncoderConfig::ContentType::kRealtimeVideo; |
| 5716 | // Simulcast layers are used to indicate which spatial layers are active. |
| 5717 | video_encoder_config.simulcast_layers.resize(3); |
| 5718 | video_encoder_config.simulcast_layers[0].active = true; |
| 5719 | video_encoder_config.simulcast_layers[1].active = false; |
| 5720 | video_encoder_config.simulcast_layers[2].active = false; |
| 5721 | |
| 5722 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 5723 | kMaxPayloadLength); |
| 5724 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5725 | |
| 5726 | // Limits not applied on lowest stream, limits for 180p should not be used. |
| 5727 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 5728 | EXPECT_FALSE(WaitForFrame(1000)); |
| 5729 | EXPECT_EQ(fake_encoder_.video_codec().numberOfSimulcastStreams, 1); |
| 5730 | EXPECT_EQ(fake_encoder_.video_codec().codecType, |
| 5731 | VideoCodecType::kVideoCodecVP9); |
| 5732 | EXPECT_EQ(fake_encoder_.video_codec().VP9()->numberOfSpatialLayers, 3); |
| 5733 | EXPECT_TRUE(fake_encoder_.video_codec().spatialLayers[0].active); |
| 5734 | EXPECT_EQ(320, fake_encoder_.video_codec().spatialLayers[0].width); |
| 5735 | EXPECT_EQ(180, fake_encoder_.video_codec().spatialLayers[0].height); |
| 5736 | EXPECT_NE(static_cast<uint32_t>(kEncoderLimits180p.min_bitrate_bps), |
| 5737 | fake_encoder_.video_codec().spatialLayers[0].minBitrate * 1000); |
| 5738 | EXPECT_NE(static_cast<uint32_t>(kEncoderLimits180p.max_bitrate_bps), |
| 5739 | fake_encoder_.video_codec().spatialLayers[0].maxBitrate * 1000); |
| 5740 | |
| 5741 | video_stream_encoder_->Stop(); |
| 5742 | } |
| 5743 | |
| 5744 | TEST_F(VideoStreamEncoderTest, |
Ilya Nikolaevskiy | 84bc348 | 2020-11-26 16:58:47 +0100 | [diff] [blame] | 5745 | InitialFrameDropActivatesWhenResolutionIncreases) { |
| 5746 | const int kWidth = 640; |
| 5747 | const int kHeight = 360; |
| 5748 | |
| 5749 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5750 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5751 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5752 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 5753 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth / 2, kHeight / 2)); |
| 5754 | // Frame should not be dropped. |
| 5755 | WaitForEncodedFrame(1); |
| 5756 | |
| 5757 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5758 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5759 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5760 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
| 5761 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth / 2, kHeight / 2)); |
| 5762 | // Frame should not be dropped, bitrate not too low for frame. |
| 5763 | WaitForEncodedFrame(2); |
| 5764 | |
| 5765 | // Incoming resolution increases. |
| 5766 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 5767 | // Expect to drop this frame, bitrate too low for frame. |
| 5768 | ExpectDroppedFrame(); |
| 5769 | |
| 5770 | // Expect the sink_wants to specify a scaled frame. |
| 5771 | EXPECT_TRUE_WAIT( |
| 5772 | video_source_.sink_wants().max_pixel_count < kWidth * kHeight, 5000); |
| 5773 | video_stream_encoder_->Stop(); |
| 5774 | } |
| 5775 | |
| 5776 | TEST_F(VideoStreamEncoderTest, InitialFrameDropIsNotReactivatedWhenAdaptingUp) { |
| 5777 | const int kWidth = 640; |
| 5778 | const int kHeight = 360; |
| 5779 | // So that quality scaling doesn't happen by itself. |
| 5780 | fake_encoder_.SetQp(kQpHigh); |
| 5781 | |
| 5782 | AdaptingFrameForwarder source(&time_controller_); |
| 5783 | source.set_adaptation_enabled(true); |
| 5784 | video_stream_encoder_->SetSource( |
| 5785 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 5786 | |
| 5787 | int timestamp = 1; |
| 5788 | |
| 5789 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5790 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5791 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5792 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 5793 | source.IncomingCapturedFrame(CreateFrame(timestamp, kWidth, kHeight)); |
| 5794 | WaitForEncodedFrame(timestamp); |
| 5795 | timestamp += 9000; |
| 5796 | // Long pause to disable all first BWE drop logic. |
| 5797 | AdvanceTime(TimeDelta::Millis(1000)); |
| 5798 | |
| 5799 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5800 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5801 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 5802 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
| 5803 | source.IncomingCapturedFrame(CreateFrame(timestamp, kWidth, kHeight)); |
| 5804 | // Not dropped frame, as initial frame drop is disabled by now. |
| 5805 | WaitForEncodedFrame(timestamp); |
| 5806 | timestamp += 9000; |
| 5807 | AdvanceTime(TimeDelta::Millis(100)); |
| 5808 | |
| 5809 | // Quality adaptation down. |
| 5810 | video_stream_encoder_->TriggerQualityLow(); |
| 5811 | |
| 5812 | // Adaptation has an effect. |
| 5813 | EXPECT_TRUE_WAIT(source.sink_wants().max_pixel_count < kWidth * kHeight, |
| 5814 | 5000); |
| 5815 | |
| 5816 | // Frame isn't dropped as initial frame dropper is disabled. |
| 5817 | source.IncomingCapturedFrame(CreateFrame(timestamp, kWidth, kHeight)); |
| 5818 | WaitForEncodedFrame(timestamp); |
| 5819 | timestamp += 9000; |
| 5820 | AdvanceTime(TimeDelta::Millis(100)); |
| 5821 | |
| 5822 | // Quality adaptation up. |
| 5823 | video_stream_encoder_->TriggerQualityHigh(); |
| 5824 | |
| 5825 | // Adaptation has an effect. |
| 5826 | EXPECT_TRUE_WAIT(source.sink_wants().max_pixel_count > kWidth * kHeight, |
| 5827 | 5000); |
| 5828 | |
| 5829 | source.IncomingCapturedFrame(CreateFrame(timestamp, kWidth, kHeight)); |
| 5830 | // Frame should not be dropped, as initial framedropper is off. |
| 5831 | WaitForEncodedFrame(timestamp); |
| 5832 | |
| 5833 | video_stream_encoder_->Stop(); |
| 5834 | } |
| 5835 | |
Åsa Persson | 7f354f8 | 2021-02-04 15:52:15 +0100 | [diff] [blame] | 5836 | TEST_F(VideoStreamEncoderTest, |
| 5837 | FrameDroppedWhenResolutionIncreasesAndLinkAllocationIsLow) { |
| 5838 | const int kMinStartBps360p = 222000; |
| 5839 | fake_encoder_.SetResolutionBitrateLimits( |
| 5840 | {VideoEncoder::ResolutionBitrateLimits(320 * 180, 0, 30000, 400000), |
| 5841 | VideoEncoder::ResolutionBitrateLimits(640 * 360, kMinStartBps360p, 30000, |
| 5842 | 800000)}); |
| 5843 | |
| 5844 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5845 | DataRate::BitsPerSec(kMinStartBps360p - 1), // target_bitrate |
| 5846 | DataRate::BitsPerSec(kMinStartBps360p - 1), // stable_target_bitrate |
| 5847 | DataRate::BitsPerSec(kMinStartBps360p - 1), // link_allocation |
| 5848 | 0, 0, 0); |
| 5849 | // Frame should not be dropped, bitrate not too low for frame. |
| 5850 | video_source_.IncomingCapturedFrame(CreateFrame(1, 320, 180)); |
| 5851 | WaitForEncodedFrame(1); |
| 5852 | |
| 5853 | // Incoming resolution increases, initial frame drop activates. |
| 5854 | // Frame should be dropped, link allocation too low for frame. |
| 5855 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 5856 | ExpectDroppedFrame(); |
| 5857 | |
| 5858 | // Expect sink_wants to specify a scaled frame. |
| 5859 | EXPECT_TRUE_WAIT(video_source_.sink_wants().max_pixel_count < 640 * 360, |
| 5860 | 5000); |
| 5861 | video_stream_encoder_->Stop(); |
| 5862 | } |
| 5863 | |
| 5864 | TEST_F(VideoStreamEncoderTest, |
| 5865 | FrameNotDroppedWhenResolutionIncreasesAndLinkAllocationIsHigh) { |
| 5866 | const int kMinStartBps360p = 222000; |
| 5867 | fake_encoder_.SetResolutionBitrateLimits( |
| 5868 | {VideoEncoder::ResolutionBitrateLimits(320 * 180, 0, 30000, 400000), |
| 5869 | VideoEncoder::ResolutionBitrateLimits(640 * 360, kMinStartBps360p, 30000, |
| 5870 | 800000)}); |
| 5871 | |
| 5872 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5873 | DataRate::BitsPerSec(kMinStartBps360p - 1), // target_bitrate |
| 5874 | DataRate::BitsPerSec(kMinStartBps360p - 1), // stable_target_bitrate |
| 5875 | DataRate::BitsPerSec(kMinStartBps360p), // link_allocation |
| 5876 | 0, 0, 0); |
| 5877 | // Frame should not be dropped, bitrate not too low for frame. |
| 5878 | video_source_.IncomingCapturedFrame(CreateFrame(1, 320, 180)); |
| 5879 | WaitForEncodedFrame(1); |
| 5880 | |
| 5881 | // Incoming resolution increases, initial frame drop activates. |
| 5882 | // Frame should be dropped, link allocation not too low for frame. |
| 5883 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 5884 | WaitForEncodedFrame(2); |
| 5885 | |
| 5886 | video_stream_encoder_->Stop(); |
| 5887 | } |
| 5888 | |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 5889 | TEST_F(VideoStreamEncoderTest, RampsUpInQualityWhenBwIsHigh) { |
| 5890 | webrtc::test::ScopedFieldTrials field_trials( |
| 5891 | "WebRTC-Video-QualityRampupSettings/min_pixels:1,min_duration_ms:2000/"); |
| 5892 | |
| 5893 | // Reset encoder for field trials to take effect. |
| 5894 | VideoEncoderConfig config = video_encoder_config_.Copy(); |
| 5895 | config.max_bitrate_bps = kTargetBitrateBps; |
Evan Shrubsole | dff7925 | 2020-04-16 11:34:32 +0200 | [diff] [blame] | 5896 | DataRate max_bitrate = DataRate::BitsPerSec(config.max_bitrate_bps); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 5897 | ConfigureEncoder(std::move(config)); |
| 5898 | fake_encoder_.SetQp(kQpLow); |
| 5899 | |
| 5900 | // Enable MAINTAIN_FRAMERATE preference. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 5901 | AdaptingFrameForwarder source(&time_controller_); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 5902 | source.set_adaptation_enabled(true); |
| 5903 | video_stream_encoder_->SetSource(&source, |
| 5904 | DegradationPreference::MAINTAIN_FRAMERATE); |
| 5905 | |
| 5906 | // Start at low bitrate. |
| 5907 | const int kLowBitrateBps = 200000; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5908 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5909 | DataRate::BitsPerSec(kLowBitrateBps), |
| 5910 | DataRate::BitsPerSec(kLowBitrateBps), |
| 5911 | DataRate::BitsPerSec(kLowBitrateBps), 0, 0, 0); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 5912 | |
| 5913 | // Expect first frame to be dropped and resolution to be limited. |
| 5914 | const int kWidth = 1280; |
| 5915 | const int kHeight = 720; |
| 5916 | const int64_t kFrameIntervalMs = 100; |
| 5917 | int64_t timestamp_ms = kFrameIntervalMs; |
| 5918 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 5919 | ExpectDroppedFrame(); |
Henrik Boström | 2671dac | 2020-05-19 16:29:09 +0200 | [diff] [blame] | 5920 | EXPECT_TRUE_WAIT(source.sink_wants().max_pixel_count < kWidth * kHeight, |
| 5921 | 5000); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 5922 | |
| 5923 | // Increase bitrate to encoder max. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5924 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5925 | max_bitrate, max_bitrate, max_bitrate, 0, 0, 0); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 5926 | |
| 5927 | // Insert frames and advance |min_duration_ms|. |
| 5928 | for (size_t i = 1; i <= 10; i++) { |
| 5929 | timestamp_ms += kFrameIntervalMs; |
| 5930 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 5931 | WaitForEncodedFrame(timestamp_ms); |
| 5932 | } |
| 5933 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 5934 | EXPECT_LT(source.sink_wants().max_pixel_count, kWidth * kHeight); |
| 5935 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 5936 | AdvanceTime(TimeDelta::Millis(2000)); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 5937 | |
| 5938 | // Insert frame should trigger high BW and release quality limitation. |
| 5939 | timestamp_ms += kFrameIntervalMs; |
| 5940 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 5941 | WaitForEncodedFrame(timestamp_ms); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 5942 | // The ramp-up code involves the adaptation queue, give it time to execute. |
| 5943 | // TODO(hbos): Can we await an appropriate event instead? |
Evan Shrubsole | 8572841 | 2020-08-25 13:12:12 +0200 | [diff] [blame] | 5944 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 5945 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 5946 | |
| 5947 | // Frame should not be adapted. |
| 5948 | timestamp_ms += kFrameIntervalMs; |
| 5949 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 5950 | WaitForEncodedFrame(kWidth, kHeight); |
| 5951 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 5952 | |
| 5953 | video_stream_encoder_->Stop(); |
| 5954 | } |
| 5955 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 5956 | TEST_F(VideoStreamEncoderTest, |
Evan Shrubsole | 99b0f8d | 2020-08-25 13:12:28 +0200 | [diff] [blame] | 5957 | QualityScalerAdaptationsRemovedWhenQualityScalingDisabled) { |
Ilya Nikolaevskiy | 483b31c | 2021-02-03 17:19:31 +0100 | [diff] [blame] | 5958 | webrtc::test::ScopedFieldTrials field_trials( |
| 5959 | "WebRTC-Video-QualityScaling/Disabled/"); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 5960 | AdaptingFrameForwarder source(&time_controller_); |
Evan Shrubsole | 99b0f8d | 2020-08-25 13:12:28 +0200 | [diff] [blame] | 5961 | source.set_adaptation_enabled(true); |
| 5962 | video_stream_encoder_->SetSource(&source, |
| 5963 | DegradationPreference::MAINTAIN_FRAMERATE); |
| 5964 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 5965 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5966 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5967 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 5968 | fake_encoder_.SetQp(kQpHigh + 1); |
| 5969 | const int kWidth = 1280; |
| 5970 | const int kHeight = 720; |
| 5971 | const int64_t kFrameIntervalMs = 100; |
| 5972 | int64_t timestamp_ms = kFrameIntervalMs; |
| 5973 | for (size_t i = 1; i <= 100; i++) { |
| 5974 | timestamp_ms += kFrameIntervalMs; |
| 5975 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 5976 | WaitForEncodedFrame(timestamp_ms); |
| 5977 | } |
| 5978 | // Wait for QualityScaler, which will wait for 2000*2.5 ms until checking QP |
| 5979 | // for the first time. |
| 5980 | // TODO(eshr): We should avoid these waits by using threads with simulated |
| 5981 | // time. |
| 5982 | EXPECT_TRUE_WAIT(stats_proxy_->GetStats().bw_limited_resolution, |
| 5983 | 2000 * 2.5 * 2); |
| 5984 | timestamp_ms += kFrameIntervalMs; |
| 5985 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 5986 | WaitForEncodedFrame(timestamp_ms); |
| 5987 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5988 | EXPECT_THAT(source.sink_wants(), WantsMaxPixels(Lt(kWidth * kHeight))); |
| 5989 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 5990 | |
| 5991 | // Disable Quality scaling by turning off scaler on the encoder and |
| 5992 | // reconfiguring. |
| 5993 | fake_encoder_.SetQualityScaling(false); |
| 5994 | video_stream_encoder_->ConfigureEncoder(video_encoder_config_.Copy(), |
| 5995 | kMaxPayloadLength); |
| 5996 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 5997 | AdvanceTime(TimeDelta::Millis(0)); |
Evan Shrubsole | 99b0f8d | 2020-08-25 13:12:28 +0200 | [diff] [blame] | 5998 | // Since we turned off the quality scaler, the adaptations made by it are |
| 5999 | // removed. |
| 6000 | EXPECT_THAT(source.sink_wants(), ResolutionMax()); |
| 6001 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6002 | |
| 6003 | video_stream_encoder_->Stop(); |
| 6004 | } |
| 6005 | |
| 6006 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 6007 | ResolutionNotAdaptedForTooSmallFrame_MaintainFramerateMode) { |
| 6008 | const int kTooSmallWidth = 10; |
| 6009 | const int kTooSmallHeight = 10; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6010 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6011 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6012 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6013 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 6014 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6015 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 6016 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6017 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6018 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6019 | EXPECT_THAT(source.sink_wants(), UnlimitedSinkWants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 6020 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6021 | |
| 6022 | // Trigger adapt down, too small frame, expect no change. |
| 6023 | source.IncomingCapturedFrame(CreateFrame(1, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6024 | WaitForEncodedFrame(1); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6025 | video_stream_encoder_->TriggerCpuOveruse(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6026 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 6027 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6028 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6029 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6030 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 6031 | } |
| 6032 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6033 | TEST_F(VideoStreamEncoderTest, |
| 6034 | ResolutionNotAdaptedForTooSmallFrame_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6035 | const int kTooSmallWidth = 10; |
| 6036 | const int kTooSmallHeight = 10; |
| 6037 | const int kFpsLimit = 7; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6038 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6039 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6040 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6041 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6042 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6043 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6044 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6045 | video_stream_encoder_->SetSource(&source, |
| 6046 | webrtc::DegradationPreference::BALANCED); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6047 | EXPECT_THAT(source.sink_wants(), UnlimitedSinkWants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6048 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6049 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6050 | |
| 6051 | // Trigger adapt down, expect limited framerate. |
| 6052 | source.IncomingCapturedFrame(CreateFrame(1, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6053 | WaitForEncodedFrame(1); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6054 | video_stream_encoder_->TriggerQualityLow(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6055 | EXPECT_THAT(source.sink_wants(), FpsMatchesResolutionMax(Eq(kFpsLimit))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6056 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6057 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6058 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6059 | |
| 6060 | // Trigger adapt down, too small frame, expect no change. |
| 6061 | source.IncomingCapturedFrame(CreateFrame(2, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6062 | WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6063 | video_stream_encoder_->TriggerQualityLow(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6064 | EXPECT_THAT(source.sink_wants(), FpsMatchesResolutionMax(Eq(kFpsLimit))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6065 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6066 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6067 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6068 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6069 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6070 | } |
| 6071 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6072 | TEST_F(VideoStreamEncoderTest, FailingInitEncodeDoesntCauseCrash) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 6073 | fake_encoder_.ForceInitEncodeFailure(true); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6074 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6075 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6076 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6077 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 6078 | ResetEncoder("VP8", 2, 1, 1, false); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 6079 | const int kFrameWidth = 1280; |
| 6080 | const int kFrameHeight = 720; |
| 6081 | video_source_.IncomingCapturedFrame( |
| 6082 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6083 | ExpectDroppedFrame(); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6084 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 6085 | } |
| 6086 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6087 | // TODO(sprang): Extend this with fps throttling and any "balanced" extensions. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6088 | TEST_F(VideoStreamEncoderTest, |
| 6089 | AdaptsResolutionOnOveruse_MaintainFramerateMode) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6090 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6091 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6092 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6093 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6094 | |
| 6095 | const int kFrameWidth = 1280; |
| 6096 | const int kFrameHeight = 720; |
| 6097 | // Enabled default VideoAdapter downscaling. First step is 3/4, not 3/5 as |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6098 | // requested by |
| 6099 | // VideoStreamEncoder::VideoSourceProxy::RequestResolutionLowerThan(). |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6100 | video_source_.set_adaptation_enabled(true); |
| 6101 | |
| 6102 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 6103 | CreateFrame(1 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6104 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6105 | |
| 6106 | // Trigger CPU overuse, downscale by 3/4. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6107 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6108 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 6109 | CreateFrame(2 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6110 | WaitForEncodedFrame((kFrameWidth * 3) / 4, (kFrameHeight * 3) / 4); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6111 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 6112 | // Trigger CPU normal use, return to original resolution. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 6113 | video_stream_encoder_->TriggerCpuUnderuse(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6114 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 6115 | CreateFrame(3 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6116 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6117 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6118 | video_stream_encoder_->Stop(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 6119 | } |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 6120 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6121 | TEST_F(VideoStreamEncoderTest, |
| 6122 | AdaptsFramerateOnOveruse_MaintainResolutionMode) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6123 | const int kFrameWidth = 1280; |
| 6124 | const int kFrameHeight = 720; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6125 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6126 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6127 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6128 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6129 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6130 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6131 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6132 | video_source_.set_adaptation_enabled(true); |
| 6133 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6134 | int64_t timestamp_ms = CurrentTimeMs(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6135 | |
| 6136 | video_source_.IncomingCapturedFrame( |
| 6137 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6138 | WaitForEncodedFrame(timestamp_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6139 | |
| 6140 | // Try to trigger overuse. No fps estimate available => no effect. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6141 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6142 | |
| 6143 | // Insert frames for one second to get a stable estimate. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6144 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6145 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6146 | video_source_.IncomingCapturedFrame( |
| 6147 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6148 | WaitForEncodedFrame(timestamp_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6149 | } |
| 6150 | |
| 6151 | // Trigger CPU overuse, reduce framerate by 2/3. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6152 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6153 | int num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6154 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6155 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6156 | video_source_.IncomingCapturedFrame( |
| 6157 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6158 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6159 | ++num_frames_dropped; |
| 6160 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 6161 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6162 | } |
| 6163 | } |
| 6164 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6165 | // Add some slack to account for frames dropped by the frame dropper. |
| 6166 | const int kErrorMargin = 1; |
| 6167 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 2 / 3), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6168 | kErrorMargin); |
| 6169 | |
| 6170 | // Trigger CPU overuse, reduce framerate by 2/3 again. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6171 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6172 | num_frames_dropped = 0; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 6173 | for (int i = 0; i <= max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6174 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6175 | video_source_.IncomingCapturedFrame( |
| 6176 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6177 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6178 | ++num_frames_dropped; |
| 6179 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 6180 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6181 | } |
| 6182 | } |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6183 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 4 / 9), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6184 | kErrorMargin); |
| 6185 | |
| 6186 | // Go back up one step. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 6187 | video_stream_encoder_->TriggerCpuUnderuse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6188 | num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6189 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6190 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6191 | video_source_.IncomingCapturedFrame( |
| 6192 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6193 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6194 | ++num_frames_dropped; |
| 6195 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 6196 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6197 | } |
| 6198 | } |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6199 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 2 / 3), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6200 | kErrorMargin); |
| 6201 | |
| 6202 | // Go back up to original mode. |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 6203 | video_stream_encoder_->TriggerCpuUnderuse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6204 | num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6205 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6206 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6207 | video_source_.IncomingCapturedFrame( |
| 6208 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6209 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6210 | ++num_frames_dropped; |
| 6211 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 6212 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6213 | } |
| 6214 | } |
| 6215 | EXPECT_NEAR(num_frames_dropped, 0, kErrorMargin); |
| 6216 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6217 | video_stream_encoder_->Stop(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6218 | } |
| 6219 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6220 | TEST_F(VideoStreamEncoderTest, DoesntAdaptDownPastMinFramerate) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6221 | const int kFramerateFps = 5; |
| 6222 | const int kFrameIntervalMs = rtc::kNumMillisecsPerSec / kFramerateFps; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6223 | const int kFrameWidth = 1280; |
| 6224 | const int kFrameHeight = 720; |
| 6225 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6226 | // Reconfigure encoder with two temporal layers and screensharing, which will |
| 6227 | // disable frame dropping and make testing easier. |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 6228 | ResetEncoder("VP8", 1, 2, 1, true); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6229 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6230 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6231 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6232 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6233 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6234 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6235 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6236 | video_source_.set_adaptation_enabled(true); |
| 6237 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6238 | int64_t timestamp_ms = CurrentTimeMs(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6239 | |
| 6240 | // Trigger overuse as much as we can. |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 6241 | rtc::VideoSinkWants last_wants; |
| 6242 | do { |
| 6243 | last_wants = video_source_.sink_wants(); |
| 6244 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6245 | // Insert frames to get a new fps estimate... |
| 6246 | for (int j = 0; j < kFramerateFps; ++j) { |
| 6247 | video_source_.IncomingCapturedFrame( |
| 6248 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 6249 | if (video_source_.last_sent_width()) { |
| 6250 | sink_.WaitForEncodedFrame(timestamp_ms); |
| 6251 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6252 | timestamp_ms += kFrameIntervalMs; |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6253 | AdvanceTime(TimeDelta::Millis(kFrameIntervalMs)); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6254 | } |
| 6255 | // ...and then try to adapt again. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6256 | video_stream_encoder_->TriggerCpuOveruse(); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 6257 | } while (video_source_.sink_wants().max_framerate_fps < |
| 6258 | last_wants.max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6259 | |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6260 | EXPECT_THAT(video_source_.sink_wants(), |
| 6261 | FpsMatchesResolutionMax(Eq(kMinFramerateFps))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6262 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6263 | video_stream_encoder_->Stop(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 6264 | } |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6265 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6266 | TEST_F(VideoStreamEncoderTest, |
| 6267 | AdaptsResolutionAndFramerateForLowQuality_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6268 | const int kWidth = 1280; |
| 6269 | const int kHeight = 720; |
| 6270 | const int64_t kFrameIntervalMs = 150; |
| 6271 | int64_t timestamp_ms = kFrameIntervalMs; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6272 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6273 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6274 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6275 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6276 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6277 | // Enable BALANCED preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6278 | AdaptingFrameForwarder source(&time_controller_); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6279 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6280 | video_stream_encoder_->SetSource(&source, |
| 6281 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6282 | timestamp_ms += kFrameIntervalMs; |
| 6283 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6284 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6285 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6286 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6287 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6288 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6289 | |
| 6290 | // Trigger adapt down, expect scaled down resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6291 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6292 | timestamp_ms += kFrameIntervalMs; |
| 6293 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6294 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6295 | EXPECT_THAT(source.sink_wants(), |
| 6296 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6297 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6298 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6299 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6300 | |
| 6301 | // Trigger adapt down, expect scaled down resolution (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6302 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6303 | timestamp_ms += kFrameIntervalMs; |
| 6304 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6305 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6306 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionLt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6307 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6308 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6309 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6310 | |
| 6311 | // Trigger adapt down, expect reduced fps (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6312 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6313 | timestamp_ms += kFrameIntervalMs; |
| 6314 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6315 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6316 | EXPECT_THAT(source.sink_wants(), FpsLtResolutionEq(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6317 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6318 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6319 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6320 | |
| 6321 | // Trigger adapt down, expect scaled down resolution (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6322 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6323 | timestamp_ms += kFrameIntervalMs; |
| 6324 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6325 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6326 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionLt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6327 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6328 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6329 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6330 | |
| 6331 | // Restrict bitrate, trigger adapt down, expect reduced fps (480x270@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6332 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6333 | timestamp_ms += kFrameIntervalMs; |
| 6334 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6335 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6336 | EXPECT_THAT(source.sink_wants(), FpsLtResolutionEq(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6337 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6338 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6339 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6340 | |
| 6341 | // Trigger adapt down, expect scaled down resolution (320x180@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6342 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6343 | timestamp_ms += kFrameIntervalMs; |
| 6344 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6345 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6346 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionLt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6347 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6348 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6349 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6350 | |
| 6351 | // Trigger adapt down, expect reduced fps (320x180@7fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6352 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6353 | timestamp_ms += kFrameIntervalMs; |
| 6354 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6355 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6356 | EXPECT_THAT(source.sink_wants(), FpsLtResolutionEq(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6357 | rtc::VideoSinkWants last_wants = source.sink_wants(); |
| 6358 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6359 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6360 | EXPECT_EQ(7, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6361 | |
| 6362 | // Trigger adapt down, min resolution reached, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6363 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6364 | timestamp_ms += kFrameIntervalMs; |
| 6365 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6366 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6367 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionEqTo(last_wants)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6368 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6369 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6370 | EXPECT_EQ(7, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6371 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6372 | // Trigger adapt up, expect expect increased fps (320x180@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6373 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6374 | timestamp_ms += kFrameIntervalMs; |
| 6375 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6376 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6377 | EXPECT_THAT(source.sink_wants(), FpsGtResolutionEq(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6378 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6379 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6380 | EXPECT_EQ(8, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6381 | |
| 6382 | // Trigger adapt up, expect upscaled resolution (480x270@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6383 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6384 | timestamp_ms += kFrameIntervalMs; |
| 6385 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6386 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6387 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionGt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6388 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6389 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6390 | EXPECT_EQ(9, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6391 | |
| 6392 | // Increase bitrate, trigger adapt up, expect increased fps (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6393 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6394 | timestamp_ms += kFrameIntervalMs; |
| 6395 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6396 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6397 | EXPECT_THAT(source.sink_wants(), FpsGtResolutionEq(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6398 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6399 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6400 | EXPECT_EQ(10, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6401 | |
| 6402 | // Trigger adapt up, expect upscaled resolution (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6403 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6404 | timestamp_ms += kFrameIntervalMs; |
| 6405 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6406 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6407 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionGt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6408 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6409 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6410 | EXPECT_EQ(11, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6411 | |
| 6412 | // Trigger adapt up, expect increased fps (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6413 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6414 | timestamp_ms += kFrameIntervalMs; |
| 6415 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6416 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6417 | EXPECT_THAT(source.sink_wants(), FpsMax()); |
| 6418 | EXPECT_EQ(source.sink_wants().max_pixel_count, |
| 6419 | source.last_wants().max_pixel_count); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6420 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6421 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6422 | EXPECT_EQ(12, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6423 | |
| 6424 | // Trigger adapt up, expect upscaled resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6425 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6426 | timestamp_ms += kFrameIntervalMs; |
| 6427 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6428 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6429 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionGt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6430 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6431 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6432 | EXPECT_EQ(13, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6433 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 6434 | // Trigger adapt up, expect no restriction (1280x720fps@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6435 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6436 | timestamp_ms += kFrameIntervalMs; |
| 6437 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6438 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6439 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionGt(source.last_wants())); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6440 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6441 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6442 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6443 | EXPECT_EQ(14, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6444 | |
| 6445 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6446 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6447 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6448 | EXPECT_EQ(14, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6449 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6450 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6451 | } |
| 6452 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6453 | TEST_F(VideoStreamEncoderTest, AdaptWithTwoReasonsAndDifferentOrder_Framerate) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6454 | const int kWidth = 1280; |
| 6455 | const int kHeight = 720; |
| 6456 | const int64_t kFrameIntervalMs = 150; |
| 6457 | int64_t timestamp_ms = kFrameIntervalMs; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6458 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6459 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6460 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6461 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6462 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6463 | // Enable BALANCED preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6464 | AdaptingFrameForwarder source(&time_controller_); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6465 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6466 | video_stream_encoder_->SetSource(&source, |
| 6467 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6468 | timestamp_ms += kFrameIntervalMs; |
| 6469 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6470 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6471 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6472 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6473 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6474 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6475 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6476 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6477 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6478 | |
| 6479 | // Trigger cpu adapt down, expect scaled down resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6480 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6481 | timestamp_ms += kFrameIntervalMs; |
| 6482 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6483 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6484 | EXPECT_THAT(source.sink_wants(), |
| 6485 | FpsMaxResolutionMatches(Lt(kWidth * kHeight))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6486 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6487 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6488 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6489 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6490 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6491 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6492 | |
| 6493 | // Trigger cpu adapt down, expect scaled down resolution (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6494 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6495 | timestamp_ms += kFrameIntervalMs; |
| 6496 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6497 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6498 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionLt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6499 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6500 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6501 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6502 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6503 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6504 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6505 | |
| 6506 | // Trigger quality adapt down, expect reduced fps (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6507 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6508 | timestamp_ms += kFrameIntervalMs; |
| 6509 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6510 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6511 | EXPECT_THAT(source.sink_wants(), FpsLtResolutionEq(source.last_wants())); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6512 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6513 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6514 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6515 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6516 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6517 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6518 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6519 | // Trigger cpu adapt up, expect no change since QP is most limited. |
| 6520 | { |
| 6521 | // Store current sink wants since we expect no change and if there is no |
| 6522 | // change then last_wants() is not updated. |
| 6523 | auto previous_sink_wants = source.sink_wants(); |
| 6524 | video_stream_encoder_->TriggerCpuUnderuse(); |
| 6525 | timestamp_ms += kFrameIntervalMs; |
| 6526 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 6527 | WaitForEncodedFrame(timestamp_ms); |
| 6528 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionEqTo(previous_sink_wants)); |
| 6529 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6530 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6531 | } |
| 6532 | |
| 6533 | // Trigger quality adapt up, expect increased fps (640x360@30fps). |
| 6534 | video_stream_encoder_->TriggerQualityHigh(); |
| 6535 | timestamp_ms += kFrameIntervalMs; |
| 6536 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 6537 | WaitForEncodedFrame(timestamp_ms); |
| 6538 | EXPECT_THAT(source.sink_wants(), FpsGtResolutionEq(source.last_wants())); |
| 6539 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6540 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6541 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6542 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6543 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6544 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6545 | |
| 6546 | // Trigger quality adapt up and Cpu adapt up since both are most limited, |
| 6547 | // expect increased resolution (960x540@30fps). |
| 6548 | video_stream_encoder_->TriggerQualityHigh(); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 6549 | video_stream_encoder_->TriggerCpuUnderuse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6550 | timestamp_ms += kFrameIntervalMs; |
| 6551 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6552 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6553 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionGt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6554 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6555 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6556 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6557 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6558 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6559 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6560 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6561 | // Trigger quality adapt up and Cpu adapt up since both are most limited, |
| 6562 | // expect no restriction (1280x720fps@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6563 | video_stream_encoder_->TriggerQualityHigh(); |
Henrik Boström | 91aa732 | 2020-04-28 12:24:33 +0200 | [diff] [blame] | 6564 | video_stream_encoder_->TriggerCpuUnderuse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6565 | timestamp_ms += kFrameIntervalMs; |
| 6566 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6567 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6568 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionGt(source.last_wants())); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6569 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6570 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6571 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6572 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6573 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6574 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6575 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6576 | |
| 6577 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6578 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6579 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6580 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6581 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6582 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6583 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6584 | } |
| 6585 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6586 | TEST_F(VideoStreamEncoderTest, |
| 6587 | AdaptWithTwoReasonsAndDifferentOrder_Resolution) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6588 | const int kWidth = 640; |
| 6589 | const int kHeight = 360; |
| 6590 | const int kFpsLimit = 15; |
| 6591 | const int64_t kFrameIntervalMs = 150; |
| 6592 | int64_t timestamp_ms = kFrameIntervalMs; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6593 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6594 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6595 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6596 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6597 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6598 | // Enable BALANCED preference, no initial limitation. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6599 | AdaptingFrameForwarder source(&time_controller_); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6600 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 6601 | video_stream_encoder_->SetSource(&source, |
| 6602 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6603 | timestamp_ms += kFrameIntervalMs; |
| 6604 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6605 | WaitForEncodedFrame(kWidth, kHeight); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6606 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6607 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6608 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6609 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6610 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6611 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6612 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6613 | |
| 6614 | // Trigger cpu adapt down, expect scaled down framerate (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6615 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6616 | timestamp_ms += kFrameIntervalMs; |
| 6617 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6618 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6619 | EXPECT_THAT(source.sink_wants(), FpsMatchesResolutionMax(Eq(kFpsLimit))); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6620 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6621 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6622 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6623 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6624 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6625 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6626 | |
| 6627 | // Trigger quality adapt down, expect scaled down resolution (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6628 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6629 | timestamp_ms += kFrameIntervalMs; |
| 6630 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6631 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6632 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionLt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6633 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6634 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6635 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6636 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6637 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6638 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6639 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6640 | // Trigger cpu adapt up, expect no change because quality is most limited. |
| 6641 | { |
| 6642 | auto previous_sink_wants = source.sink_wants(); |
| 6643 | // Store current sink wants since we expect no change ind if there is no |
| 6644 | // change then last__wants() is not updated. |
| 6645 | video_stream_encoder_->TriggerCpuUnderuse(); |
| 6646 | timestamp_ms += kFrameIntervalMs; |
| 6647 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 6648 | WaitForEncodedFrame(timestamp_ms); |
| 6649 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionEqTo(previous_sink_wants)); |
| 6650 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6651 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 6652 | } |
| 6653 | |
| 6654 | // Trigger quality adapt up, expect upscaled resolution (640x360@15fps). |
| 6655 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6656 | timestamp_ms += kFrameIntervalMs; |
| 6657 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6658 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 6659 | EXPECT_THAT(source.sink_wants(), FpsEqResolutionGt(source.last_wants())); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6660 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6661 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6662 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6663 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6664 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 6665 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6666 | |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6667 | // Trigger quality and cpu adapt up, expect increased fps (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6668 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6669 | video_stream_encoder_->TriggerCpuUnderuse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6670 | timestamp_ms += kFrameIntervalMs; |
| 6671 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6672 | WaitForEncodedFrame(timestamp_ms); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6673 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6674 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 6675 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 6676 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 6677 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 6678 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6679 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6680 | |
| 6681 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6682 | video_stream_encoder_->TriggerQualityHigh(); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 6683 | EXPECT_THAT(source.sink_wants(), FpsMaxResolutionMax()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6684 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Evan Shrubsole | 6446903 | 2020-06-11 10:45:29 +0200 | [diff] [blame] | 6685 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6686 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6687 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 6688 | } |
| 6689 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6690 | TEST_F(VideoStreamEncoderTest, AcceptsFullHdAdaptedDownSimulcastFrames) { |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6691 | const int kFrameWidth = 1920; |
| 6692 | const int kFrameHeight = 1080; |
| 6693 | // 3/4 of 1920. |
| 6694 | const int kAdaptedFrameWidth = 1440; |
| 6695 | // 3/4 of 1080 rounded down to multiple of 4. |
| 6696 | const int kAdaptedFrameHeight = 808; |
| 6697 | const int kFramerate = 24; |
| 6698 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6699 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6700 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6701 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6702 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6703 | // Trigger reconfigure encoder (without resetting the entire instance). |
| 6704 | VideoEncoderConfig video_encoder_config; |
Åsa Persson | 17b29b9 | 2020-10-17 12:57:58 +0200 | [diff] [blame] | 6705 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 6706 | video_encoder_config.simulcast_layers[0].max_framerate = kFramerate; |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6707 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6708 | video_encoder_config.video_stream_factory = |
Åsa Persson | 17b29b9 | 2020-10-17 12:57:58 +0200 | [diff] [blame] | 6709 | new rtc::RefCountedObject<CroppingVideoStreamFactory>(); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6710 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 6711 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6712 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6713 | |
| 6714 | video_source_.set_adaptation_enabled(true); |
| 6715 | |
| 6716 | video_source_.IncomingCapturedFrame( |
| 6717 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6718 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6719 | |
| 6720 | // Trigger CPU overuse, downscale by 3/4. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6721 | video_stream_encoder_->TriggerCpuOveruse(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6722 | video_source_.IncomingCapturedFrame( |
| 6723 | CreateFrame(2, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6724 | WaitForEncodedFrame(kAdaptedFrameWidth, kAdaptedFrameHeight); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6725 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6726 | video_stream_encoder_->Stop(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6727 | } |
| 6728 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6729 | TEST_F(VideoStreamEncoderTest, PeriodicallyUpdatesChannelParameters) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6730 | const int kFrameWidth = 1280; |
| 6731 | const int kFrameHeight = 720; |
| 6732 | const int kLowFps = 2; |
| 6733 | const int kHighFps = 30; |
| 6734 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6735 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6736 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6737 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6738 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6739 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6740 | int64_t timestamp_ms = CurrentTimeMs(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6741 | max_framerate_ = kLowFps; |
| 6742 | |
| 6743 | // Insert 2 seconds of 2fps video. |
| 6744 | for (int i = 0; i < kLowFps * 2; ++i) { |
| 6745 | video_source_.IncomingCapturedFrame( |
| 6746 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 6747 | WaitForEncodedFrame(timestamp_ms); |
| 6748 | timestamp_ms += 1000 / kLowFps; |
| 6749 | } |
| 6750 | |
| 6751 | // Make sure encoder is updated with new target. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6752 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6753 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6754 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6755 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6756 | video_source_.IncomingCapturedFrame( |
| 6757 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 6758 | WaitForEncodedFrame(timestamp_ms); |
| 6759 | timestamp_ms += 1000 / kLowFps; |
| 6760 | |
| 6761 | EXPECT_EQ(kLowFps, fake_encoder_.GetConfiguredInputFramerate()); |
| 6762 | |
| 6763 | // Insert 30fps frames for just a little more than the forced update period. |
Niels Möller | fe407b7 | 2019-09-10 10:48:48 +0200 | [diff] [blame] | 6764 | const int kVcmTimerIntervalFrames = (kProcessIntervalMs * kHighFps) / 1000; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6765 | const int kFrameIntervalMs = 1000 / kHighFps; |
| 6766 | max_framerate_ = kHighFps; |
| 6767 | for (int i = 0; i < kVcmTimerIntervalFrames + 2; ++i) { |
| 6768 | video_source_.IncomingCapturedFrame( |
| 6769 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 6770 | // Wait for encoded frame, but skip ahead if it doesn't arrive as it might |
| 6771 | // be dropped if the encoder hans't been updated with the new higher target |
| 6772 | // framerate yet, causing it to overshoot the target bitrate and then |
| 6773 | // suffering the wrath of the media optimizer. |
| 6774 | TimedWaitForEncodedFrame(timestamp_ms, 2 * kFrameIntervalMs); |
| 6775 | timestamp_ms += kFrameIntervalMs; |
| 6776 | } |
| 6777 | |
| 6778 | // Don expect correct measurement just yet, but it should be higher than |
| 6779 | // before. |
| 6780 | EXPECT_GT(fake_encoder_.GetConfiguredInputFramerate(), kLowFps); |
| 6781 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6782 | video_stream_encoder_->Stop(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6783 | } |
| 6784 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6785 | TEST_F(VideoStreamEncoderTest, DoesNotUpdateBitrateAllocationWhenSuspended) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6786 | const int kFrameWidth = 1280; |
| 6787 | const int kFrameHeight = 720; |
| 6788 | const int kTargetBitrateBps = 1000000; |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 6789 | ResetEncoder("FAKE", 1, 1, 1, false, |
Per Kjellander | b03b6c8 | 2021-01-03 10:26:03 +0100 | [diff] [blame] | 6790 | VideoStreamEncoder::BitrateAllocationCallbackType:: |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 6791 | kVideoBitrateAllocation); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6792 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6793 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6794 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6795 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6796 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6797 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6798 | |
| 6799 | // Insert a first video frame, causes another bitrate update. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6800 | int64_t timestamp_ms = CurrentTimeMs(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6801 | video_source_.IncomingCapturedFrame( |
| 6802 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 6803 | WaitForEncodedFrame(timestamp_ms); |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 6804 | EXPECT_EQ(sink_.number_of_bitrate_allocations(), 1); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6805 | |
| 6806 | // Next, simulate video suspension due to pacer queue overrun. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6807 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 6808 | DataRate::BitsPerSec(0), DataRate::BitsPerSec(0), DataRate::BitsPerSec(0), |
| 6809 | 0, 1, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6810 | |
| 6811 | // Skip ahead until a new periodic parameter update should have occured. |
Niels Möller | fe407b7 | 2019-09-10 10:48:48 +0200 | [diff] [blame] | 6812 | timestamp_ms += kProcessIntervalMs; |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6813 | AdvanceTime(TimeDelta::Millis(kProcessIntervalMs)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6814 | |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 6815 | // No more allocations has been made. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6816 | video_source_.IncomingCapturedFrame( |
| 6817 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 6818 | ExpectDroppedFrame(); |
Per Kjellander | dcef641 | 2020-10-07 15:09:05 +0200 | [diff] [blame] | 6819 | EXPECT_EQ(sink_.number_of_bitrate_allocations(), 1); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6820 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 6821 | video_stream_encoder_->Stop(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 6822 | } |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 6823 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 6824 | TEST_F(VideoStreamEncoderTest, |
| 6825 | DefaultCpuAdaptationThresholdsForSoftwareEncoder) { |
| 6826 | const int kFrameWidth = 1280; |
| 6827 | const int kFrameHeight = 720; |
| 6828 | const CpuOveruseOptions default_options; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6829 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6830 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6831 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6832 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 6833 | video_source_.IncomingCapturedFrame( |
| 6834 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 6835 | WaitForEncodedFrame(1); |
| 6836 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 6837 | .low_encode_usage_threshold_percent, |
| 6838 | default_options.low_encode_usage_threshold_percent); |
| 6839 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 6840 | .high_encode_usage_threshold_percent, |
| 6841 | default_options.high_encode_usage_threshold_percent); |
| 6842 | video_stream_encoder_->Stop(); |
| 6843 | } |
| 6844 | |
| 6845 | TEST_F(VideoStreamEncoderTest, |
| 6846 | HigherCpuAdaptationThresholdsForHardwareEncoder) { |
| 6847 | const int kFrameWidth = 1280; |
| 6848 | const int kFrameHeight = 720; |
| 6849 | CpuOveruseOptions hardware_options; |
| 6850 | hardware_options.low_encode_usage_threshold_percent = 150; |
| 6851 | hardware_options.high_encode_usage_threshold_percent = 200; |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 6852 | fake_encoder_.SetIsHardwareAccelerated(true); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 6853 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6854 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6855 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6856 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6857 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 6858 | video_source_.IncomingCapturedFrame( |
| 6859 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 6860 | WaitForEncodedFrame(1); |
| 6861 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 6862 | .low_encode_usage_threshold_percent, |
| 6863 | hardware_options.low_encode_usage_threshold_percent); |
| 6864 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 6865 | .high_encode_usage_threshold_percent, |
| 6866 | hardware_options.high_encode_usage_threshold_percent); |
| 6867 | video_stream_encoder_->Stop(); |
| 6868 | } |
| 6869 | |
Jakob Ivarsson | 461b1d9 | 2021-01-22 16:27:43 +0100 | [diff] [blame] | 6870 | TEST_F(VideoStreamEncoderTest, |
| 6871 | CpuAdaptationThresholdsUpdatesWhenHardwareAccelerationChange) { |
| 6872 | const int kFrameWidth = 1280; |
| 6873 | const int kFrameHeight = 720; |
| 6874 | |
| 6875 | const CpuOveruseOptions default_options; |
| 6876 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 6877 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6878 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6879 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 6880 | video_source_.IncomingCapturedFrame( |
| 6881 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 6882 | WaitForEncodedFrame(1); |
| 6883 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 6884 | .low_encode_usage_threshold_percent, |
| 6885 | default_options.low_encode_usage_threshold_percent); |
| 6886 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 6887 | .high_encode_usage_threshold_percent, |
| 6888 | default_options.high_encode_usage_threshold_percent); |
| 6889 | |
| 6890 | CpuOveruseOptions hardware_options; |
| 6891 | hardware_options.low_encode_usage_threshold_percent = 150; |
| 6892 | hardware_options.high_encode_usage_threshold_percent = 200; |
| 6893 | fake_encoder_.SetIsHardwareAccelerated(true); |
| 6894 | |
| 6895 | video_source_.IncomingCapturedFrame( |
| 6896 | CreateFrame(2, kFrameWidth, kFrameHeight)); |
| 6897 | WaitForEncodedFrame(2); |
| 6898 | |
| 6899 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 6900 | .low_encode_usage_threshold_percent, |
| 6901 | hardware_options.low_encode_usage_threshold_percent); |
| 6902 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 6903 | .high_encode_usage_threshold_percent, |
| 6904 | hardware_options.high_encode_usage_threshold_percent); |
| 6905 | |
| 6906 | video_stream_encoder_->Stop(); |
| 6907 | } |
| 6908 | |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 6909 | TEST_F(VideoStreamEncoderTest, DropsFramesWhenEncoderOvershoots) { |
| 6910 | const int kFrameWidth = 320; |
| 6911 | const int kFrameHeight = 240; |
| 6912 | const int kFps = 30; |
| 6913 | const int kTargetBitrateBps = 120000; |
| 6914 | const int kNumFramesInRun = kFps * 5; // Runs of five seconds. |
| 6915 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6916 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6917 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6918 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6919 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 6920 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 6921 | int64_t timestamp_ms = CurrentTimeMs(); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 6922 | max_framerate_ = kFps; |
| 6923 | |
| 6924 | // Insert 3 seconds of video, verify number of drops with normal bitrate. |
| 6925 | fake_encoder_.SimulateOvershoot(1.0); |
| 6926 | int num_dropped = 0; |
| 6927 | for (int i = 0; i < kNumFramesInRun; ++i) { |
| 6928 | video_source_.IncomingCapturedFrame( |
| 6929 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 6930 | // Wait up to two frame durations for a frame to arrive. |
| 6931 | if (!TimedWaitForEncodedFrame(timestamp_ms, 2 * 1000 / kFps)) { |
| 6932 | ++num_dropped; |
| 6933 | } |
| 6934 | timestamp_ms += 1000 / kFps; |
| 6935 | } |
| 6936 | |
Erik Språng | a8d48ab | 2019-02-08 14:17:40 +0100 | [diff] [blame] | 6937 | // Framerate should be measured to be near the expected target rate. |
| 6938 | EXPECT_NEAR(fake_encoder_.GetLastFramerate(), kFps, 1); |
| 6939 | |
| 6940 | // Frame drops should be within 5% of expected 0%. |
| 6941 | EXPECT_NEAR(num_dropped, 0, 5 * kNumFramesInRun / 100); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 6942 | |
| 6943 | // Make encoder produce frames at double the expected bitrate during 3 seconds |
| 6944 | // of video, verify number of drops. Rate needs to be slightly changed in |
| 6945 | // order to force the rate to be reconfigured. |
Erik Språng | 7ca375c | 2019-02-06 16:20:17 +0100 | [diff] [blame] | 6946 | double overshoot_factor = 2.0; |
Erik Språng | 9d69cbe | 2020-10-22 17:44:42 +0200 | [diff] [blame] | 6947 | const RateControlSettings trials = |
| 6948 | RateControlSettings::ParseFromFieldTrials(); |
| 6949 | if (trials.UseEncoderBitrateAdjuster()) { |
Erik Språng | 7ca375c | 2019-02-06 16:20:17 +0100 | [diff] [blame] | 6950 | // With bitrate adjuster, when need to overshoot even more to trigger |
Erik Språng | 9d69cbe | 2020-10-22 17:44:42 +0200 | [diff] [blame] | 6951 | // frame dropping since the adjuter will try to just lower the target |
| 6952 | // bitrate rather than drop frames. If network headroom can be used, it |
| 6953 | // doesn't push back as hard so we don't need quite as much overshoot. |
| 6954 | // These numbers are unfortunately a bit magical but there's not trivial |
| 6955 | // way to algebraically infer them. |
| 6956 | if (trials.BitrateAdjusterCanUseNetworkHeadroom()) { |
| 6957 | overshoot_factor = 2.4; |
| 6958 | } else { |
| 6959 | overshoot_factor = 4.0; |
| 6960 | } |
Erik Språng | 7ca375c | 2019-02-06 16:20:17 +0100 | [diff] [blame] | 6961 | } |
| 6962 | fake_encoder_.SimulateOvershoot(overshoot_factor); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6963 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6964 | DataRate::BitsPerSec(kTargetBitrateBps + 1000), |
| 6965 | DataRate::BitsPerSec(kTargetBitrateBps + 1000), |
| 6966 | DataRate::BitsPerSec(kTargetBitrateBps + 1000), 0, 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 6967 | num_dropped = 0; |
| 6968 | for (int i = 0; i < kNumFramesInRun; ++i) { |
| 6969 | video_source_.IncomingCapturedFrame( |
| 6970 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 6971 | // Wait up to two frame durations for a frame to arrive. |
| 6972 | if (!TimedWaitForEncodedFrame(timestamp_ms, 2 * 1000 / kFps)) { |
| 6973 | ++num_dropped; |
| 6974 | } |
| 6975 | timestamp_ms += 1000 / kFps; |
| 6976 | } |
| 6977 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 6978 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 6979 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6980 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 6981 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Erik Språng | a8d48ab | 2019-02-08 14:17:40 +0100 | [diff] [blame] | 6982 | |
| 6983 | // Target framerate should be still be near the expected target, despite |
| 6984 | // the frame drops. |
| 6985 | EXPECT_NEAR(fake_encoder_.GetLastFramerate(), kFps, 1); |
| 6986 | |
| 6987 | // Frame drops should be within 5% of expected 50%. |
| 6988 | EXPECT_NEAR(num_dropped, kNumFramesInRun / 2, 5 * kNumFramesInRun / 100); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 6989 | |
| 6990 | video_stream_encoder_->Stop(); |
| 6991 | } |
| 6992 | |
| 6993 | TEST_F(VideoStreamEncoderTest, ConfiguresCorrectFrameRate) { |
| 6994 | const int kFrameWidth = 320; |
| 6995 | const int kFrameHeight = 240; |
| 6996 | const int kActualInputFps = 24; |
| 6997 | const int kTargetBitrateBps = 120000; |
| 6998 | |
| 6999 | ASSERT_GT(max_framerate_, kActualInputFps); |
| 7000 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7001 | int64_t timestamp_ms = CurrentTimeMs(); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 7002 | max_framerate_ = kActualInputFps; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7003 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7004 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7005 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7006 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 7007 | |
| 7008 | // Insert 3 seconds of video, with an input fps lower than configured max. |
| 7009 | for (int i = 0; i < kActualInputFps * 3; ++i) { |
| 7010 | video_source_.IncomingCapturedFrame( |
| 7011 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 7012 | // Wait up to two frame durations for a frame to arrive. |
| 7013 | WaitForEncodedFrame(timestamp_ms); |
| 7014 | timestamp_ms += 1000 / kActualInputFps; |
| 7015 | } |
| 7016 | |
| 7017 | EXPECT_NEAR(kActualInputFps, fake_encoder_.GetLastFramerate(), 1); |
| 7018 | |
| 7019 | video_stream_encoder_->Stop(); |
| 7020 | } |
| 7021 | |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7022 | TEST_F(VideoStreamEncoderBlockedTest, AccumulatesUpdateRectOnDroppedFrames) { |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 7023 | VideoFrame::UpdateRect rect; |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7024 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7025 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7026 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7027 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 7028 | |
| 7029 | fake_encoder_.BlockNextEncode(); |
| 7030 | video_source_.IncomingCapturedFrame( |
| 7031 | CreateFrameWithUpdatedPixel(1, nullptr, 0)); |
| 7032 | WaitForEncodedFrame(1); |
| 7033 | // On the very first frame full update should be forced. |
| 7034 | rect = fake_encoder_.GetLastUpdateRect(); |
| 7035 | EXPECT_EQ(rect.offset_x, 0); |
| 7036 | EXPECT_EQ(rect.offset_y, 0); |
| 7037 | EXPECT_EQ(rect.height, codec_height_); |
| 7038 | EXPECT_EQ(rect.width, codec_width_); |
| 7039 | // Here, the encoder thread will be blocked in the TestEncoder waiting for a |
| 7040 | // call to ContinueEncode. |
| 7041 | video_source_.IncomingCapturedFrame( |
| 7042 | CreateFrameWithUpdatedPixel(2, nullptr, 1)); |
| 7043 | ExpectDroppedFrame(); |
| 7044 | video_source_.IncomingCapturedFrame( |
| 7045 | CreateFrameWithUpdatedPixel(3, nullptr, 10)); |
| 7046 | ExpectDroppedFrame(); |
| 7047 | fake_encoder_.ContinueEncode(); |
| 7048 | WaitForEncodedFrame(3); |
| 7049 | // Updates to pixels 1 and 10 should be accumulated to one 10x1 rect. |
| 7050 | rect = fake_encoder_.GetLastUpdateRect(); |
| 7051 | EXPECT_EQ(rect.offset_x, 1); |
| 7052 | EXPECT_EQ(rect.offset_y, 0); |
| 7053 | EXPECT_EQ(rect.width, 10); |
| 7054 | EXPECT_EQ(rect.height, 1); |
| 7055 | |
| 7056 | video_source_.IncomingCapturedFrame( |
| 7057 | CreateFrameWithUpdatedPixel(4, nullptr, 0)); |
| 7058 | WaitForEncodedFrame(4); |
| 7059 | // Previous frame was encoded, so no accumulation should happen. |
| 7060 | rect = fake_encoder_.GetLastUpdateRect(); |
| 7061 | EXPECT_EQ(rect.offset_x, 0); |
| 7062 | EXPECT_EQ(rect.offset_y, 0); |
| 7063 | EXPECT_EQ(rect.width, 1); |
| 7064 | EXPECT_EQ(rect.height, 1); |
| 7065 | |
| 7066 | video_stream_encoder_->Stop(); |
| 7067 | } |
| 7068 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7069 | TEST_F(VideoStreamEncoderTest, SetsFrameTypes) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7070 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7071 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7072 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7073 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7074 | |
| 7075 | // First frame is always keyframe. |
| 7076 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 7077 | WaitForEncodedFrame(1); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 7078 | EXPECT_THAT( |
| 7079 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7080 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7081 | |
| 7082 | // Insert delta frame. |
| 7083 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 7084 | WaitForEncodedFrame(2); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 7085 | EXPECT_THAT( |
| 7086 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7087 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7088 | |
| 7089 | // Request next frame be a key-frame. |
| 7090 | video_stream_encoder_->SendKeyFrame(); |
| 7091 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 7092 | WaitForEncodedFrame(3); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 7093 | EXPECT_THAT( |
| 7094 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7095 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7096 | |
| 7097 | video_stream_encoder_->Stop(); |
| 7098 | } |
| 7099 | |
| 7100 | TEST_F(VideoStreamEncoderTest, SetsFrameTypesSimulcast) { |
| 7101 | // Setup simulcast with three streams. |
| 7102 | ResetEncoder("VP8", 3, 1, 1, false); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7103 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7104 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 7105 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 7106 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), 0, 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7107 | // Wait for all three layers before triggering event. |
| 7108 | sink_.SetNumExpectedLayers(3); |
| 7109 | |
| 7110 | // First frame is always keyframe. |
| 7111 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 7112 | WaitForEncodedFrame(1); |
| 7113 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7114 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
| 7115 | VideoFrameType::kVideoFrameKey, |
| 7116 | VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7117 | |
| 7118 | // Insert delta frame. |
| 7119 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 7120 | WaitForEncodedFrame(2); |
| 7121 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7122 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameDelta, |
| 7123 | VideoFrameType::kVideoFrameDelta, |
| 7124 | VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7125 | |
| 7126 | // Request next frame be a key-frame. |
| 7127 | // Only first stream is configured to produce key-frame. |
| 7128 | video_stream_encoder_->SendKeyFrame(); |
| 7129 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 7130 | WaitForEncodedFrame(3); |
Sergey Silkin | e62a08a | 2019-05-13 13:45:39 +0200 | [diff] [blame] | 7131 | |
| 7132 | // TODO(webrtc:10615): Map keyframe request to spatial layer. Currently |
| 7133 | // keyframe request on any layer triggers keyframe on all layers. |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7134 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7135 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
Sergey Silkin | e62a08a | 2019-05-13 13:45:39 +0200 | [diff] [blame] | 7136 | VideoFrameType::kVideoFrameKey, |
| 7137 | VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7138 | |
| 7139 | video_stream_encoder_->Stop(); |
| 7140 | } |
| 7141 | |
| 7142 | TEST_F(VideoStreamEncoderTest, RequestKeyframeInternalSource) { |
| 7143 | // Configure internal source factory and setup test again. |
| 7144 | encoder_factory_.SetHasInternalSource(true); |
| 7145 | ResetEncoder("VP8", 1, 1, 1, false); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7146 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7147 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7148 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7149 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7150 | |
| 7151 | // Call encoder directly, simulating internal source where encoded frame |
| 7152 | // callback in VideoStreamEncoder is called despite no OnFrame(). |
| 7153 | fake_encoder_.InjectFrame(CreateFrame(1, nullptr), true); |
| 7154 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 7155 | EXPECT_THAT( |
| 7156 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7157 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7158 | |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 7159 | const std::vector<VideoFrameType> kDeltaFrame = { |
| 7160 | VideoFrameType::kVideoFrameDelta}; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7161 | // Need to set timestamp manually since manually for injected frame. |
| 7162 | VideoFrame frame = CreateFrame(101, nullptr); |
| 7163 | frame.set_timestamp(101); |
| 7164 | fake_encoder_.InjectFrame(frame, false); |
| 7165 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 7166 | EXPECT_THAT( |
| 7167 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7168 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7169 | |
| 7170 | // Request key-frame. The forces a dummy frame down into the encoder. |
| 7171 | fake_encoder_.ExpectNullFrame(); |
| 7172 | video_stream_encoder_->SendKeyFrame(); |
| 7173 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 7174 | EXPECT_THAT( |
| 7175 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 7176 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 7177 | |
| 7178 | video_stream_encoder_->Stop(); |
| 7179 | } |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 7180 | |
| 7181 | TEST_F(VideoStreamEncoderTest, AdjustsTimestampInternalSource) { |
| 7182 | // Configure internal source factory and setup test again. |
| 7183 | encoder_factory_.SetHasInternalSource(true); |
| 7184 | ResetEncoder("VP8", 1, 1, 1, false); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7185 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7186 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7187 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7188 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 7189 | |
| 7190 | int64_t timestamp = 1; |
| 7191 | EncodedImage image; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 7192 | image.capture_time_ms_ = ++timestamp; |
| 7193 | image.SetTimestamp(static_cast<uint32_t>(timestamp * 90)); |
| 7194 | const int64_t kEncodeFinishDelayMs = 10; |
| 7195 | image.timing_.encode_start_ms = timestamp; |
| 7196 | image.timing_.encode_finish_ms = timestamp + kEncodeFinishDelayMs; |
Sergey Silkin | 0e42cf7 | 2021-03-15 10:12:57 +0100 | [diff] [blame] | 7197 | fake_encoder_.InjectEncodedImage(image, /*codec_specific_info=*/nullptr); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 7198 | // Wait for frame without incrementing clock. |
| 7199 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 7200 | // Frame is captured kEncodeFinishDelayMs before it's encoded, so restored |
| 7201 | // capture timestamp should be kEncodeFinishDelayMs in the past. |
| 7202 | EXPECT_EQ(sink_.GetLastCaptureTimeMs(), |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7203 | CurrentTimeMs() - kEncodeFinishDelayMs); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 7204 | |
| 7205 | video_stream_encoder_->Stop(); |
| 7206 | } |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7207 | |
| 7208 | TEST_F(VideoStreamEncoderTest, DoesNotRewriteH264BitstreamWithOptimalSps) { |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 7209 | // SPS contains VUI with restrictions on the maximum number of reordered |
| 7210 | // pictures, there is no need to rewrite the bitstream to enable faster |
| 7211 | // decoding. |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7212 | ResetEncoder("H264", 1, 1, 1, false); |
| 7213 | |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 7214 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 7215 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7216 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7217 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 7218 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7219 | |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 7220 | fake_encoder_.SetEncodedImageData( |
| 7221 | EncodedImageBuffer::Create(optimal_sps, sizeof(optimal_sps))); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7222 | |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 7223 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 7224 | WaitForEncodedFrame(1); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7225 | |
| 7226 | EXPECT_THAT(sink_.GetLastEncodedImageData(), |
| 7227 | testing::ElementsAreArray(optimal_sps)); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7228 | |
| 7229 | video_stream_encoder_->Stop(); |
| 7230 | } |
| 7231 | |
| 7232 | TEST_F(VideoStreamEncoderTest, RewritesH264BitstreamWithNonOptimalSps) { |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 7233 | // SPS does not contain VUI, the bitstream is will be rewritten with added |
| 7234 | // VUI with restrictions on the maximum number of reordered pictures to |
| 7235 | // enable faster decoding. |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7236 | uint8_t original_sps[] = {0, 0, 0, 1, H264::NaluType::kSps, |
| 7237 | 0x00, 0x00, 0x03, 0x03, 0xF4, |
| 7238 | 0x05, 0x03, 0xC7, 0xC0}; |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7239 | ResetEncoder("H264", 1, 1, 1, false); |
| 7240 | |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 7241 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 7242 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7243 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7244 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 7245 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7246 | |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 7247 | fake_encoder_.SetEncodedImageData( |
| 7248 | EncodedImageBuffer::Create(original_sps, sizeof(original_sps))); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7249 | |
Mirta Dvornicic | 97910da | 2020-07-14 15:29:23 +0200 | [diff] [blame] | 7250 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 7251 | WaitForEncodedFrame(1); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7252 | |
| 7253 | EXPECT_THAT(sink_.GetLastEncodedImageData(), |
| 7254 | testing::ElementsAreArray(optimal_sps)); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 7255 | |
| 7256 | video_stream_encoder_->Stop(); |
| 7257 | } |
| 7258 | |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 7259 | TEST_F(VideoStreamEncoderTest, CopiesVideoFrameMetadataAfterDownscale) { |
| 7260 | const int kFrameWidth = 1280; |
| 7261 | const int kFrameHeight = 720; |
| 7262 | const int kTargetBitrateBps = 300000; // To low for HD resolution. |
| 7263 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7264 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7265 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7266 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7267 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 7268 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 7269 | |
| 7270 | // Insert a first video frame. It should be dropped because of downscale in |
| 7271 | // resolution. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7272 | int64_t timestamp_ms = CurrentTimeMs(); |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 7273 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 7274 | frame.set_rotation(kVideoRotation_270); |
| 7275 | video_source_.IncomingCapturedFrame(frame); |
| 7276 | |
| 7277 | ExpectDroppedFrame(); |
| 7278 | |
| 7279 | // Second frame is downscaled. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7280 | timestamp_ms = CurrentTimeMs(); |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 7281 | frame = CreateFrame(timestamp_ms, kFrameWidth / 2, kFrameHeight / 2); |
| 7282 | frame.set_rotation(kVideoRotation_90); |
| 7283 | video_source_.IncomingCapturedFrame(frame); |
| 7284 | |
| 7285 | WaitForEncodedFrame(timestamp_ms); |
| 7286 | sink_.CheckLastFrameRotationMatches(kVideoRotation_90); |
| 7287 | |
| 7288 | // Insert another frame, also downscaled. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7289 | timestamp_ms = CurrentTimeMs(); |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 7290 | frame = CreateFrame(timestamp_ms, kFrameWidth / 2, kFrameHeight / 2); |
| 7291 | frame.set_rotation(kVideoRotation_180); |
| 7292 | video_source_.IncomingCapturedFrame(frame); |
| 7293 | |
| 7294 | WaitForEncodedFrame(timestamp_ms); |
| 7295 | sink_.CheckLastFrameRotationMatches(kVideoRotation_180); |
| 7296 | |
| 7297 | video_stream_encoder_->Stop(); |
| 7298 | } |
| 7299 | |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 7300 | TEST_F(VideoStreamEncoderTest, BandwidthAllocationLowerBound) { |
| 7301 | const int kFrameWidth = 320; |
| 7302 | const int kFrameHeight = 180; |
| 7303 | |
| 7304 | // Initial rate. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7305 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7306 | /*target_bitrate=*/DataRate::KilobitsPerSec(300), |
| 7307 | /*stable_target_bitrate=*/DataRate::KilobitsPerSec(300), |
| 7308 | /*link_allocation=*/DataRate::KilobitsPerSec(300), |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 7309 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 7310 | /*rtt_ms=*/0, |
| 7311 | /*cwnd_reduce_ratio=*/0); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 7312 | |
| 7313 | // Insert a first video frame so that encoder gets configured. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7314 | int64_t timestamp_ms = CurrentTimeMs(); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 7315 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 7316 | frame.set_rotation(kVideoRotation_270); |
| 7317 | video_source_.IncomingCapturedFrame(frame); |
| 7318 | WaitForEncodedFrame(timestamp_ms); |
| 7319 | |
| 7320 | // Set a target rate below the minimum allowed by the codec settings. |
| 7321 | VideoCodec codec_config = fake_encoder_.codec_config(); |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7322 | DataRate min_rate = DataRate::KilobitsPerSec(codec_config.minBitrate); |
| 7323 | DataRate target_rate = min_rate - DataRate::KilobitsPerSec(1); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7324 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 7325 | /*target_bitrate=*/target_rate, |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 7326 | /*stable_target_bitrate=*/target_rate, |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 7327 | /*link_allocation=*/target_rate, |
| 7328 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 7329 | /*rtt_ms=*/0, |
| 7330 | /*cwnd_reduce_ratio=*/0); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 7331 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 7332 | |
| 7333 | // Target bitrate and bandwidth allocation should both be capped at min_rate. |
| 7334 | auto rate_settings = fake_encoder_.GetAndResetLastRateControlSettings(); |
| 7335 | ASSERT_TRUE(rate_settings.has_value()); |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7336 | DataRate allocation_sum = |
| 7337 | DataRate::BitsPerSec(rate_settings->bitrate.get_sum_bps()); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 7338 | EXPECT_EQ(min_rate, allocation_sum); |
| 7339 | EXPECT_EQ(rate_settings->bandwidth_allocation, min_rate); |
| 7340 | |
| 7341 | video_stream_encoder_->Stop(); |
| 7342 | } |
| 7343 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 7344 | TEST_F(VideoStreamEncoderTest, EncoderRatesPropagatedOnReconfigure) { |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7345 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7346 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7347 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7348 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Evan Shrubsole | e32ae4f | 2019-09-25 12:50:23 +0200 | [diff] [blame] | 7349 | // Capture a frame and wait for it to synchronize with the encoder thread. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7350 | int64_t timestamp_ms = CurrentTimeMs(); |
Evan Shrubsole | e32ae4f | 2019-09-25 12:50:23 +0200 | [diff] [blame] | 7351 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 7352 | WaitForEncodedFrame(1); |
| 7353 | |
| 7354 | auto prev_rate_settings = fake_encoder_.GetAndResetLastRateControlSettings(); |
| 7355 | ASSERT_TRUE(prev_rate_settings.has_value()); |
| 7356 | EXPECT_EQ(static_cast<int>(prev_rate_settings->framerate_fps), |
| 7357 | kDefaultFramerate); |
| 7358 | |
| 7359 | // Send 1s of video to ensure the framerate is stable at kDefaultFramerate. |
| 7360 | for (int i = 0; i < 2 * kDefaultFramerate; i++) { |
| 7361 | timestamp_ms += 1000 / kDefaultFramerate; |
| 7362 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 7363 | WaitForEncodedFrame(timestamp_ms); |
| 7364 | } |
| 7365 | EXPECT_EQ(static_cast<int>(fake_encoder_.GetLastFramerate()), |
| 7366 | kDefaultFramerate); |
| 7367 | // Capture larger frame to trigger a reconfigure. |
| 7368 | codec_height_ *= 2; |
| 7369 | codec_width_ *= 2; |
| 7370 | timestamp_ms += 1000 / kDefaultFramerate; |
| 7371 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 7372 | WaitForEncodedFrame(timestamp_ms); |
| 7373 | |
| 7374 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
| 7375 | auto current_rate_settings = |
| 7376 | fake_encoder_.GetAndResetLastRateControlSettings(); |
| 7377 | // Ensure we have actually reconfigured twice |
| 7378 | // The rate settings should have been set again even though |
| 7379 | // they haven't changed. |
| 7380 | ASSERT_TRUE(current_rate_settings.has_value()); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7381 | EXPECT_EQ(prev_rate_settings, current_rate_settings); |
Evan Shrubsole | e32ae4f | 2019-09-25 12:50:23 +0200 | [diff] [blame] | 7382 | |
| 7383 | video_stream_encoder_->Stop(); |
| 7384 | } |
| 7385 | |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 7386 | struct MockEncoderSwitchRequestCallback : public EncoderSwitchRequestCallback { |
Danil Chapovalov | 91fdc60 | 2020-05-14 19:17:51 +0200 | [diff] [blame] | 7387 | MOCK_METHOD(void, RequestEncoderFallback, (), (override)); |
| 7388 | MOCK_METHOD(void, RequestEncoderSwitch, (const Config& conf), (override)); |
| 7389 | MOCK_METHOD(void, |
| 7390 | RequestEncoderSwitch, |
| 7391 | (const webrtc::SdpVideoFormat& format), |
| 7392 | (override)); |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 7393 | }; |
| 7394 | |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 7395 | TEST_F(VideoStreamEncoderTest, EncoderSelectorCurrentEncoderIsSignaled) { |
| 7396 | constexpr int kDontCare = 100; |
| 7397 | StrictMock<MockEncoderSelector> encoder_selector; |
| 7398 | auto encoder_factory = std::make_unique<test::VideoEncoderProxyFactory>( |
| 7399 | &fake_encoder_, &encoder_selector); |
| 7400 | video_send_config_.encoder_settings.encoder_factory = encoder_factory.get(); |
| 7401 | |
| 7402 | // Reset encoder for new configuration to take effect. |
| 7403 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 7404 | |
| 7405 | EXPECT_CALL(encoder_selector, OnCurrentEncoder(_)); |
| 7406 | |
| 7407 | video_source_.IncomingCapturedFrame( |
| 7408 | CreateFrame(kDontCare, kDontCare, kDontCare)); |
| 7409 | video_stream_encoder_->Stop(); |
| 7410 | |
| 7411 | // The encoders produces by the VideoEncoderProxyFactory have a pointer back |
| 7412 | // to it's factory, so in order for the encoder instance in the |
| 7413 | // |video_stream_encoder_| to be destroyed before the |encoder_factory| we |
| 7414 | // reset the |video_stream_encoder_| here. |
| 7415 | video_stream_encoder_.reset(); |
| 7416 | } |
| 7417 | |
| 7418 | TEST_F(VideoStreamEncoderTest, EncoderSelectorBitrateSwitch) { |
| 7419 | constexpr int kDontCare = 100; |
| 7420 | |
| 7421 | NiceMock<MockEncoderSelector> encoder_selector; |
| 7422 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 7423 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 7424 | &switch_callback; |
| 7425 | auto encoder_factory = std::make_unique<test::VideoEncoderProxyFactory>( |
| 7426 | &fake_encoder_, &encoder_selector); |
| 7427 | video_send_config_.encoder_settings.encoder_factory = encoder_factory.get(); |
| 7428 | |
| 7429 | // Reset encoder for new configuration to take effect. |
| 7430 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 7431 | |
Mirta Dvornicic | 4f34d78 | 2020-02-26 13:01:19 +0100 | [diff] [blame] | 7432 | ON_CALL(encoder_selector, OnAvailableBitrate(_)) |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 7433 | .WillByDefault(Return(SdpVideoFormat("AV1"))); |
| 7434 | EXPECT_CALL(switch_callback, |
| 7435 | RequestEncoderSwitch(Matcher<const SdpVideoFormat&>( |
| 7436 | Field(&SdpVideoFormat::name, "AV1")))); |
| 7437 | |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7438 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7439 | /*target_bitrate=*/DataRate::KilobitsPerSec(50), |
| 7440 | /*stable_target_bitrate=*/DataRate::KilobitsPerSec(kDontCare), |
| 7441 | /*link_allocation=*/DataRate::KilobitsPerSec(kDontCare), |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 7442 | /*fraction_lost=*/0, |
| 7443 | /*rtt_ms=*/0, |
| 7444 | /*cwnd_reduce_ratio=*/0); |
Tomas Gunnarsson | d41c2a6 | 2020-09-21 15:56:42 +0200 | [diff] [blame] | 7445 | AdvanceTime(TimeDelta::Millis(0)); |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 7446 | |
| 7447 | video_stream_encoder_->Stop(); |
| 7448 | } |
| 7449 | |
| 7450 | TEST_F(VideoStreamEncoderTest, EncoderSelectorBrokenEncoderSwitch) { |
| 7451 | constexpr int kSufficientBitrateToNotDrop = 1000; |
| 7452 | constexpr int kDontCare = 100; |
| 7453 | |
| 7454 | NiceMock<MockVideoEncoder> video_encoder; |
| 7455 | NiceMock<MockEncoderSelector> encoder_selector; |
| 7456 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 7457 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 7458 | &switch_callback; |
| 7459 | auto encoder_factory = std::make_unique<test::VideoEncoderProxyFactory>( |
| 7460 | &video_encoder, &encoder_selector); |
| 7461 | video_send_config_.encoder_settings.encoder_factory = encoder_factory.get(); |
| 7462 | |
| 7463 | // Reset encoder for new configuration to take effect. |
| 7464 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 7465 | |
| 7466 | // The VideoStreamEncoder needs some bitrate before it can start encoding, |
| 7467 | // setting some bitrate so that subsequent calls to WaitForEncodedFrame does |
| 7468 | // not fail. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7469 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7470 | /*target_bitrate=*/DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
| 7471 | /*stable_target_bitrate=*/ |
| 7472 | DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
| 7473 | /*link_allocation=*/DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 7474 | /*fraction_lost=*/0, |
| 7475 | /*rtt_ms=*/0, |
| 7476 | /*cwnd_reduce_ratio=*/0); |
| 7477 | |
| 7478 | ON_CALL(video_encoder, Encode(_, _)) |
| 7479 | .WillByDefault(Return(WEBRTC_VIDEO_CODEC_ENCODER_FAILURE)); |
| 7480 | ON_CALL(encoder_selector, OnEncoderBroken()) |
| 7481 | .WillByDefault(Return(SdpVideoFormat("AV2"))); |
| 7482 | |
| 7483 | rtc::Event encode_attempted; |
| 7484 | EXPECT_CALL(switch_callback, |
| 7485 | RequestEncoderSwitch(Matcher<const SdpVideoFormat&>(_))) |
| 7486 | .WillOnce([&encode_attempted](const SdpVideoFormat& format) { |
| 7487 | EXPECT_EQ(format.name, "AV2"); |
| 7488 | encode_attempted.Set(); |
| 7489 | }); |
| 7490 | |
| 7491 | video_source_.IncomingCapturedFrame(CreateFrame(1, kDontCare, kDontCare)); |
| 7492 | encode_attempted.Wait(3000); |
| 7493 | |
Tomas Gunnarsson | d41c2a6 | 2020-09-21 15:56:42 +0200 | [diff] [blame] | 7494 | AdvanceTime(TimeDelta::Millis(0)); |
| 7495 | |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 7496 | video_stream_encoder_->Stop(); |
| 7497 | |
| 7498 | // The encoders produces by the VideoEncoderProxyFactory have a pointer back |
| 7499 | // to it's factory, so in order for the encoder instance in the |
| 7500 | // |video_stream_encoder_| to be destroyed before the |encoder_factory| we |
| 7501 | // reset the |video_stream_encoder_| here. |
| 7502 | video_stream_encoder_.reset(); |
| 7503 | } |
| 7504 | |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7505 | TEST_F(VideoStreamEncoderTest, |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 7506 | AllocationPropagatedToEncoderWhenTargetRateChanged) { |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7507 | const int kFrameWidth = 320; |
| 7508 | const int kFrameHeight = 180; |
| 7509 | |
| 7510 | // Set initial rate. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7511 | auto rate = DataRate::KilobitsPerSec(100); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7512 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7513 | /*target_bitrate=*/rate, |
| 7514 | /*stable_target_bitrate=*/rate, |
| 7515 | /*link_allocation=*/rate, |
| 7516 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 7517 | /*rtt_ms=*/0, |
| 7518 | /*cwnd_reduce_ratio=*/0); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7519 | |
| 7520 | // Insert a first video frame so that encoder gets configured. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7521 | int64_t timestamp_ms = CurrentTimeMs(); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7522 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 7523 | frame.set_rotation(kVideoRotation_270); |
| 7524 | video_source_.IncomingCapturedFrame(frame); |
| 7525 | WaitForEncodedFrame(timestamp_ms); |
| 7526 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 7527 | |
| 7528 | // Change of target bitrate propagates to the encoder. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7529 | auto new_stable_rate = rate - DataRate::KilobitsPerSec(5); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7530 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7531 | /*target_bitrate=*/new_stable_rate, |
| 7532 | /*stable_target_bitrate=*/new_stable_rate, |
| 7533 | /*link_allocation=*/rate, |
| 7534 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 7535 | /*rtt_ms=*/0, |
| 7536 | /*cwnd_reduce_ratio=*/0); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7537 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 7538 | EXPECT_EQ(2, fake_encoder_.GetNumSetRates()); |
| 7539 | video_stream_encoder_->Stop(); |
| 7540 | } |
| 7541 | |
| 7542 | TEST_F(VideoStreamEncoderTest, |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 7543 | AllocationNotPropagatedToEncoderWhenTargetRateUnchanged) { |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7544 | const int kFrameWidth = 320; |
| 7545 | const int kFrameHeight = 180; |
| 7546 | |
| 7547 | // Set initial rate. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7548 | auto rate = DataRate::KilobitsPerSec(100); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7549 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7550 | /*target_bitrate=*/rate, |
| 7551 | /*stable_target_bitrate=*/rate, |
| 7552 | /*link_allocation=*/rate, |
| 7553 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 7554 | /*rtt_ms=*/0, |
| 7555 | /*cwnd_reduce_ratio=*/0); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7556 | |
| 7557 | // Insert a first video frame so that encoder gets configured. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7558 | int64_t timestamp_ms = CurrentTimeMs(); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7559 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 7560 | frame.set_rotation(kVideoRotation_270); |
| 7561 | video_source_.IncomingCapturedFrame(frame); |
| 7562 | WaitForEncodedFrame(timestamp_ms); |
| 7563 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 7564 | |
| 7565 | // Set a higher target rate without changing the link_allocation. Should not |
| 7566 | // reset encoder's rate. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7567 | auto new_stable_rate = rate - DataRate::KilobitsPerSec(5); |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7568 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7569 | /*target_bitrate=*/rate, |
| 7570 | /*stable_target_bitrate=*/new_stable_rate, |
| 7571 | /*link_allocation=*/rate, |
| 7572 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 7573 | /*rtt_ms=*/0, |
| 7574 | /*cwnd_reduce_ratio=*/0); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 7575 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 7576 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 7577 | video_stream_encoder_->Stop(); |
| 7578 | } |
| 7579 | |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 7580 | TEST_F(VideoStreamEncoderTest, AutomaticAnimationDetection) { |
| 7581 | test::ScopedFieldTrials field_trials( |
| 7582 | "WebRTC-AutomaticAnimationDetectionScreenshare/" |
| 7583 | "enabled:true,min_fps:20,min_duration_ms:1000,min_area_ratio:0.8/"); |
| 7584 | const int kFramerateFps = 30; |
| 7585 | const int kWidth = 1920; |
| 7586 | const int kHeight = 1080; |
| 7587 | const int kNumFrames = 2 * kFramerateFps; // >1 seconds of frames. |
| 7588 | // Works on screenshare mode. |
| 7589 | ResetEncoder("VP8", 1, 1, 1, /*screenshare*/ true); |
| 7590 | // We rely on the automatic resolution adaptation, but we handle framerate |
| 7591 | // adaptation manually by mocking the stats proxy. |
| 7592 | video_source_.set_adaptation_enabled(true); |
| 7593 | |
| 7594 | // BALANCED degradation preference is required for this feature. |
Henrik Boström | 381d109 | 2020-05-12 18:49:07 +0200 | [diff] [blame] | 7595 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 7596 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7597 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7598 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 7599 | video_stream_encoder_->SetSource(&video_source_, |
| 7600 | webrtc::DegradationPreference::BALANCED); |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 7601 | EXPECT_THAT(video_source_.sink_wants(), UnlimitedSinkWants()); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 7602 | |
| 7603 | VideoFrame frame = CreateFrame(1, kWidth, kHeight); |
| 7604 | frame.set_update_rect(VideoFrame::UpdateRect{0, 0, kWidth, kHeight}); |
| 7605 | |
| 7606 | // Pass enough frames with the full update to trigger animation detection. |
| 7607 | for (int i = 0; i < kNumFrames; ++i) { |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7608 | int64_t timestamp_ms = CurrentTimeMs(); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 7609 | frame.set_ntp_time_ms(timestamp_ms); |
| 7610 | frame.set_timestamp_us(timestamp_ms * 1000); |
| 7611 | video_source_.IncomingCapturedFrame(frame); |
| 7612 | WaitForEncodedFrame(timestamp_ms); |
| 7613 | } |
| 7614 | |
| 7615 | // Resolution should be limited. |
| 7616 | rtc::VideoSinkWants expected; |
| 7617 | expected.max_framerate_fps = kFramerateFps; |
| 7618 | expected.max_pixel_count = 1280 * 720 + 1; |
Evan Shrubsole | 5fd4060 | 2020-05-25 16:19:54 +0200 | [diff] [blame] | 7619 | EXPECT_THAT(video_source_.sink_wants(), FpsEqResolutionLt(expected)); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 7620 | |
| 7621 | // Pass one frame with no known update. |
| 7622 | // Resolution cap should be removed immediately. |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7623 | int64_t timestamp_ms = CurrentTimeMs(); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 7624 | frame.set_ntp_time_ms(timestamp_ms); |
| 7625 | frame.set_timestamp_us(timestamp_ms * 1000); |
| 7626 | frame.clear_update_rect(); |
| 7627 | |
| 7628 | video_source_.IncomingCapturedFrame(frame); |
| 7629 | WaitForEncodedFrame(timestamp_ms); |
| 7630 | |
| 7631 | // Resolution should be unlimited now. |
Evan Shrubsole | 5cd7eb8 | 2020-05-25 14:08:39 +0200 | [diff] [blame] | 7632 | EXPECT_THAT(video_source_.sink_wants(), |
| 7633 | FpsMatchesResolutionMax(Eq(kFramerateFps))); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 7634 | |
| 7635 | video_stream_encoder_->Stop(); |
| 7636 | } |
| 7637 | |
Ilya Nikolaevskiy | 09eb6e2 | 2020-06-05 12:36:32 +0200 | [diff] [blame] | 7638 | TEST_F(VideoStreamEncoderTest, ConfiguresVp9SvcAtOddResolutions) { |
| 7639 | const int kWidth = 720; // 540p adapted down. |
| 7640 | const int kHeight = 405; |
| 7641 | const int kNumFrames = 3; |
| 7642 | // Works on screenshare mode. |
| 7643 | ResetEncoder("VP9", /*num_streams=*/1, /*num_temporal_layers=*/1, |
| 7644 | /*num_spatial_layers=*/2, /*screenshare=*/true); |
| 7645 | |
| 7646 | video_source_.set_adaptation_enabled(true); |
| 7647 | |
| 7648 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 7649 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7650 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7651 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 7652 | |
| 7653 | VideoFrame frame = CreateFrame(1, kWidth, kHeight); |
| 7654 | |
| 7655 | // Pass enough frames with the full update to trigger animation detection. |
| 7656 | for (int i = 0; i < kNumFrames; ++i) { |
Tomas Gunnarsson | 612445e | 2020-09-21 14:31:23 +0200 | [diff] [blame] | 7657 | int64_t timestamp_ms = CurrentTimeMs(); |
Ilya Nikolaevskiy | 09eb6e2 | 2020-06-05 12:36:32 +0200 | [diff] [blame] | 7658 | frame.set_ntp_time_ms(timestamp_ms); |
| 7659 | frame.set_timestamp_us(timestamp_ms * 1000); |
| 7660 | video_source_.IncomingCapturedFrame(frame); |
| 7661 | WaitForEncodedFrame(timestamp_ms); |
| 7662 | } |
| 7663 | |
| 7664 | video_stream_encoder_->Stop(); |
| 7665 | } |
| 7666 | |
Yun Zhang | 1e4d4fd | 2020-09-30 00:22:46 -0700 | [diff] [blame] | 7667 | TEST_F(VideoStreamEncoderTest, EncoderResetAccordingToParameterChange) { |
| 7668 | const float downscale_factors[] = {4.0, 2.0, 1.0}; |
| 7669 | const int number_layers = |
| 7670 | sizeof(downscale_factors) / sizeof(downscale_factors[0]); |
| 7671 | VideoEncoderConfig config; |
| 7672 | test::FillEncoderConfiguration(kVideoCodecVP8, number_layers, &config); |
| 7673 | for (int i = 0; i < number_layers; ++i) { |
| 7674 | config.simulcast_layers[i].scale_resolution_down_by = downscale_factors[i]; |
| 7675 | config.simulcast_layers[i].active = true; |
| 7676 | } |
| 7677 | config.video_stream_factory = |
| 7678 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 7679 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 7680 | /*screenshare enabled*/ false); |
| 7681 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 7682 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 7683 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 7684 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), 0, 0, 0); |
| 7685 | |
| 7686 | // First initialization. |
| 7687 | // Encoder should be initialized. Next frame should be key frame. |
| 7688 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 7689 | sink_.SetNumExpectedLayers(number_layers); |
| 7690 | int64_t timestamp_ms = kFrameIntervalMs; |
| 7691 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 7692 | WaitForEncodedFrame(timestamp_ms); |
| 7693 | EXPECT_EQ(1, fake_encoder_.GetNumEncoderInitializations()); |
| 7694 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
| 7695 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
| 7696 | VideoFrameType::kVideoFrameKey, |
| 7697 | VideoFrameType::kVideoFrameKey})); |
| 7698 | |
| 7699 | // Disable top layer. |
| 7700 | // Encoder shouldn't be re-initialized. Next frame should be delta frame. |
| 7701 | config.simulcast_layers[number_layers - 1].active = false; |
| 7702 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 7703 | sink_.SetNumExpectedLayers(number_layers - 1); |
| 7704 | timestamp_ms += kFrameIntervalMs; |
| 7705 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 7706 | WaitForEncodedFrame(timestamp_ms); |
| 7707 | EXPECT_EQ(1, fake_encoder_.GetNumEncoderInitializations()); |
| 7708 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
| 7709 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameDelta, |
| 7710 | VideoFrameType::kVideoFrameDelta, |
| 7711 | VideoFrameType::kVideoFrameDelta})); |
| 7712 | |
| 7713 | // Re-enable top layer. |
| 7714 | // Encoder should be re-initialized. Next frame should be key frame. |
| 7715 | config.simulcast_layers[number_layers - 1].active = true; |
| 7716 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 7717 | sink_.SetNumExpectedLayers(number_layers); |
| 7718 | timestamp_ms += kFrameIntervalMs; |
| 7719 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 7720 | WaitForEncodedFrame(timestamp_ms); |
| 7721 | EXPECT_EQ(2, fake_encoder_.GetNumEncoderInitializations()); |
| 7722 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
| 7723 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
| 7724 | VideoFrameType::kVideoFrameKey, |
| 7725 | VideoFrameType::kVideoFrameKey})); |
| 7726 | |
| 7727 | // Top layer max rate change. |
| 7728 | // Encoder shouldn't be re-initialized. Next frame should be delta frame. |
| 7729 | config.simulcast_layers[number_layers - 1].max_bitrate_bps -= 100; |
| 7730 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 7731 | sink_.SetNumExpectedLayers(number_layers); |
| 7732 | timestamp_ms += kFrameIntervalMs; |
| 7733 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 7734 | WaitForEncodedFrame(timestamp_ms); |
| 7735 | EXPECT_EQ(2, fake_encoder_.GetNumEncoderInitializations()); |
| 7736 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
| 7737 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameDelta, |
| 7738 | VideoFrameType::kVideoFrameDelta, |
| 7739 | VideoFrameType::kVideoFrameDelta})); |
| 7740 | |
| 7741 | // Top layer resolution change. |
| 7742 | // Encoder should be re-initialized. Next frame should be key frame. |
| 7743 | config.simulcast_layers[number_layers - 1].scale_resolution_down_by += 0.1; |
| 7744 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 7745 | sink_.SetNumExpectedLayers(number_layers); |
| 7746 | timestamp_ms += kFrameIntervalMs; |
| 7747 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 7748 | WaitForEncodedFrame(timestamp_ms); |
| 7749 | EXPECT_EQ(3, fake_encoder_.GetNumEncoderInitializations()); |
| 7750 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
| 7751 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
| 7752 | VideoFrameType::kVideoFrameKey, |
| 7753 | VideoFrameType::kVideoFrameKey})); |
| 7754 | video_stream_encoder_->Stop(); |
| 7755 | } |
| 7756 | |
Henrik Boström | 1124ed1 | 2021-02-25 10:30:39 +0100 | [diff] [blame] | 7757 | TEST_F(VideoStreamEncoderTest, EncoderResolutionsExposedInSinglecast) { |
| 7758 | const int kFrameWidth = 1280; |
| 7759 | const int kFrameHeight = 720; |
| 7760 | |
| 7761 | SetUp(); |
| 7762 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 7763 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7764 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7765 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 7766 | |
| 7767 | // Capturing a frame should reconfigure the encoder and expose the encoder |
| 7768 | // resolution, which is the same as the input frame. |
| 7769 | int64_t timestamp_ms = kFrameIntervalMs; |
| 7770 | video_source_.IncomingCapturedFrame( |
| 7771 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 7772 | WaitForEncodedFrame(timestamp_ms); |
| 7773 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 7774 | EXPECT_THAT(video_source_.sink_wants().resolutions, |
| 7775 | ::testing::ElementsAreArray( |
| 7776 | {rtc::VideoSinkWants::FrameSize(kFrameWidth, kFrameHeight)})); |
| 7777 | |
| 7778 | video_stream_encoder_->Stop(); |
| 7779 | } |
| 7780 | |
| 7781 | TEST_F(VideoStreamEncoderTest, EncoderResolutionsExposedInSimulcast) { |
| 7782 | // Pick downscale factors such that we never encode at full resolution - this |
| 7783 | // is an interesting use case. The frame resolution influences the encoder |
| 7784 | // resolutions, but if no layer has |scale_resolution_down_by| == 1 then the |
| 7785 | // encoder should not ask for the frame resolution. This allows video frames |
| 7786 | // to have the appearence of one resolution but optimize its internal buffers |
| 7787 | // for what is actually encoded. |
| 7788 | const size_t kNumSimulcastLayers = 3u; |
| 7789 | const float kDownscaleFactors[] = {8.0, 4.0, 2.0}; |
| 7790 | const int kFrameWidth = 1280; |
| 7791 | const int kFrameHeight = 720; |
| 7792 | const rtc::VideoSinkWants::FrameSize kLayer0Size( |
| 7793 | kFrameWidth / kDownscaleFactors[0], kFrameHeight / kDownscaleFactors[0]); |
| 7794 | const rtc::VideoSinkWants::FrameSize kLayer1Size( |
| 7795 | kFrameWidth / kDownscaleFactors[1], kFrameHeight / kDownscaleFactors[1]); |
| 7796 | const rtc::VideoSinkWants::FrameSize kLayer2Size( |
| 7797 | kFrameWidth / kDownscaleFactors[2], kFrameHeight / kDownscaleFactors[2]); |
| 7798 | |
| 7799 | VideoEncoderConfig config; |
| 7800 | test::FillEncoderConfiguration(kVideoCodecVP8, kNumSimulcastLayers, &config); |
| 7801 | for (size_t i = 0; i < kNumSimulcastLayers; ++i) { |
| 7802 | config.simulcast_layers[i].scale_resolution_down_by = kDownscaleFactors[i]; |
| 7803 | config.simulcast_layers[i].active = true; |
| 7804 | } |
| 7805 | config.video_stream_factory = |
| 7806 | new rtc::RefCountedObject<cricket::EncoderStreamFactory>( |
| 7807 | "VP8", /*max qp*/ 56, /*screencast*/ false, |
| 7808 | /*screenshare enabled*/ false); |
| 7809 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 7810 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 7811 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 7812 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), 0, 0, 0); |
| 7813 | |
| 7814 | // Capture a frame with all layers active. |
| 7815 | int64_t timestamp_ms = kFrameIntervalMs; |
| 7816 | sink_.SetNumExpectedLayers(kNumSimulcastLayers); |
| 7817 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 7818 | video_source_.IncomingCapturedFrame( |
| 7819 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 7820 | WaitForEncodedFrame(timestamp_ms); |
| 7821 | // Expect encoded resolutions to match the expected simulcast layers. |
| 7822 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 7823 | EXPECT_THAT( |
| 7824 | video_source_.sink_wants().resolutions, |
| 7825 | ::testing::ElementsAreArray({kLayer0Size, kLayer1Size, kLayer2Size})); |
| 7826 | |
| 7827 | // Capture a frame with one of the layers inactive. |
| 7828 | timestamp_ms += kFrameIntervalMs; |
| 7829 | config.simulcast_layers[2].active = false; |
| 7830 | sink_.SetNumExpectedLayers(kNumSimulcastLayers - 1); |
| 7831 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 7832 | video_source_.IncomingCapturedFrame( |
| 7833 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 7834 | WaitForEncodedFrame(timestamp_ms); |
| 7835 | |
| 7836 | // Expect encoded resolutions to match the expected simulcast layers. |
| 7837 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 7838 | EXPECT_THAT(video_source_.sink_wants().resolutions, |
| 7839 | ::testing::ElementsAreArray({kLayer0Size, kLayer1Size})); |
| 7840 | |
| 7841 | // Capture a frame with all but one layer turned off. |
| 7842 | timestamp_ms += kFrameIntervalMs; |
| 7843 | config.simulcast_layers[1].active = false; |
| 7844 | sink_.SetNumExpectedLayers(kNumSimulcastLayers - 2); |
| 7845 | video_stream_encoder_->ConfigureEncoder(config.Copy(), kMaxPayloadLength); |
| 7846 | video_source_.IncomingCapturedFrame( |
| 7847 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 7848 | WaitForEncodedFrame(timestamp_ms); |
| 7849 | |
| 7850 | // Expect encoded resolutions to match the expected simulcast layers. |
| 7851 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 7852 | EXPECT_THAT(video_source_.sink_wants().resolutions, |
| 7853 | ::testing::ElementsAreArray({kLayer0Size})); |
| 7854 | |
| 7855 | video_stream_encoder_->Stop(); |
| 7856 | } |
| 7857 | |
Sergey Silkin | 0e42cf7 | 2021-03-15 10:12:57 +0100 | [diff] [blame] | 7858 | TEST_F(VideoStreamEncoderTest, QpPresent_QpKept) { |
| 7859 | // Enable encoder source to force encoder reconfig. |
| 7860 | encoder_factory_.SetHasInternalSource(true); |
| 7861 | ResetEncoder("VP8", 1, 1, 1, false); |
| 7862 | |
| 7863 | // Set QP on encoded frame and pass the frame to encode complete callback. |
| 7864 | // Since QP is present QP parsing won't be triggered and the original value |
| 7865 | // should be kept. |
| 7866 | EncodedImage encoded_image; |
| 7867 | encoded_image.qp_ = 123; |
| 7868 | encoded_image.SetEncodedData(EncodedImageBuffer::Create( |
| 7869 | kCodedFrameVp8Qp25, sizeof(kCodedFrameVp8Qp25))); |
| 7870 | CodecSpecificInfo codec_info; |
| 7871 | codec_info.codecType = kVideoCodecVP8; |
| 7872 | fake_encoder_.InjectEncodedImage(encoded_image, &codec_info); |
| 7873 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 7874 | EXPECT_EQ(sink_.GetLastEncodedImage().qp_, 123); |
| 7875 | video_stream_encoder_->Stop(); |
| 7876 | } |
| 7877 | |
| 7878 | TEST_F(VideoStreamEncoderTest, QpAbsent_QpParsed) { |
| 7879 | // Enable encoder source to force encoder reconfig. |
| 7880 | encoder_factory_.SetHasInternalSource(true); |
| 7881 | ResetEncoder("VP8", 1, 1, 1, false); |
| 7882 | |
| 7883 | // Pass an encoded frame without QP to encode complete callback. QP should be |
| 7884 | // parsed and set. |
| 7885 | EncodedImage encoded_image; |
| 7886 | encoded_image.qp_ = -1; |
| 7887 | encoded_image.SetEncodedData(EncodedImageBuffer::Create( |
| 7888 | kCodedFrameVp8Qp25, sizeof(kCodedFrameVp8Qp25))); |
| 7889 | CodecSpecificInfo codec_info; |
| 7890 | codec_info.codecType = kVideoCodecVP8; |
| 7891 | fake_encoder_.InjectEncodedImage(encoded_image, &codec_info); |
| 7892 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 7893 | EXPECT_EQ(sink_.GetLastEncodedImage().qp_, 25); |
| 7894 | video_stream_encoder_->Stop(); |
| 7895 | } |
| 7896 | |
| 7897 | TEST_F(VideoStreamEncoderTest, QpAbsentParsingDisabled_QpAbsent) { |
| 7898 | webrtc::test::ScopedFieldTrials field_trials( |
| 7899 | "WebRTC-QpParsingKillSwitch/Enabled/"); |
| 7900 | |
| 7901 | // Enable encoder source to force encoder reconfig. |
| 7902 | encoder_factory_.SetHasInternalSource(true); |
| 7903 | ResetEncoder("VP8", 1, 1, 1, false); |
| 7904 | |
| 7905 | EncodedImage encoded_image; |
| 7906 | encoded_image.qp_ = -1; |
| 7907 | encoded_image.SetEncodedData(EncodedImageBuffer::Create( |
| 7908 | kCodedFrameVp8Qp25, sizeof(kCodedFrameVp8Qp25))); |
| 7909 | CodecSpecificInfo codec_info; |
| 7910 | codec_info.codecType = kVideoCodecVP8; |
| 7911 | fake_encoder_.InjectEncodedImage(encoded_image, &codec_info); |
| 7912 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 7913 | EXPECT_EQ(sink_.GetLastEncodedImage().qp_, -1); |
| 7914 | video_stream_encoder_->Stop(); |
| 7915 | } |
| 7916 | |
Sergey Silkin | d19e3b9 | 2021-03-16 10:05:30 +0000 | [diff] [blame] | 7917 | TEST_F(VideoStreamEncoderTest, |
| 7918 | QualityScalingNotAllowed_QualityScalingDisabled) { |
| 7919 | VideoEncoderConfig video_encoder_config = video_encoder_config_.Copy(); |
| 7920 | |
| 7921 | // Disable scaling settings in encoder info. |
| 7922 | fake_encoder_.SetQualityScaling(false); |
| 7923 | // Disable quality scaling in encoder config. |
| 7924 | video_encoder_config.is_quality_scaling_allowed = false; |
| 7925 | ConfigureEncoder(std::move(video_encoder_config)); |
| 7926 | |
| 7927 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 7928 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7929 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7930 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 7931 | |
| 7932 | test::FrameForwarder source; |
| 7933 | video_stream_encoder_->SetSource( |
| 7934 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 7935 | EXPECT_THAT(source.sink_wants(), UnlimitedSinkWants()); |
| 7936 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 7937 | |
| 7938 | source.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 7939 | WaitForEncodedFrame(1); |
| 7940 | video_stream_encoder_->TriggerQualityLow(); |
| 7941 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 7942 | |
| 7943 | video_stream_encoder_->Stop(); |
| 7944 | } |
| 7945 | |
| 7946 | #if !defined(WEBRTC_IOS) |
| 7947 | // TODO(bugs.webrtc.org/12401): Disabled because WebRTC-Video-QualityScaling is |
| 7948 | // disabled by default on iOS. |
| 7949 | TEST_F(VideoStreamEncoderTest, QualityScalingAllowed_QualityScalingEnabled) { |
| 7950 | VideoEncoderConfig video_encoder_config = video_encoder_config_.Copy(); |
| 7951 | |
| 7952 | // Disable scaling settings in encoder info. |
| 7953 | fake_encoder_.SetQualityScaling(false); |
| 7954 | // Enable quality scaling in encoder config. |
| 7955 | video_encoder_config.is_quality_scaling_allowed = true; |
| 7956 | ConfigureEncoder(std::move(video_encoder_config)); |
| 7957 | |
| 7958 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 7959 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7960 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 7961 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 7962 | |
| 7963 | test::FrameForwarder source; |
| 7964 | video_stream_encoder_->SetSource( |
| 7965 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 7966 | EXPECT_THAT(source.sink_wants(), UnlimitedSinkWants()); |
| 7967 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 7968 | |
| 7969 | source.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 7970 | WaitForEncodedFrame(1); |
| 7971 | video_stream_encoder_->TriggerQualityLow(); |
| 7972 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 7973 | |
| 7974 | video_stream_encoder_->Stop(); |
| 7975 | } |
| 7976 | #endif |
| 7977 | |
Henrik Boström | 56db9ff | 2021-03-24 09:06:45 +0100 | [diff] [blame^] | 7978 | // Test parameters: (VideoCodecType codec, bool allow_i420_conversion) |
| 7979 | class VideoStreamEncoderWithRealEncoderTest |
| 7980 | : public VideoStreamEncoderTest, |
| 7981 | public ::testing::WithParamInterface<std::pair<VideoCodecType, bool>> { |
| 7982 | public: |
| 7983 | VideoStreamEncoderWithRealEncoderTest() |
| 7984 | : VideoStreamEncoderTest(), |
| 7985 | codec_type_(std::get<0>(GetParam())), |
| 7986 | allow_i420_conversion_(std::get<1>(GetParam())) {} |
| 7987 | |
| 7988 | void SetUp() override { |
| 7989 | VideoStreamEncoderTest::SetUp(); |
| 7990 | std::unique_ptr<VideoEncoder> encoder; |
| 7991 | switch (codec_type_) { |
| 7992 | case kVideoCodecVP8: |
| 7993 | encoder = VP8Encoder::Create(); |
| 7994 | break; |
| 7995 | case kVideoCodecVP9: |
| 7996 | encoder = VP9Encoder::Create(); |
| 7997 | break; |
| 7998 | case kVideoCodecAV1: |
| 7999 | encoder = CreateLibaomAv1Encoder(); |
| 8000 | break; |
| 8001 | case kVideoCodecH264: |
| 8002 | encoder = |
| 8003 | H264Encoder::Create(cricket::VideoCodec(cricket::kH264CodecName)); |
| 8004 | break; |
| 8005 | case kVideoCodecMultiplex: |
| 8006 | mock_encoder_factory_for_multiplex_ = |
| 8007 | std::make_unique<MockVideoEncoderFactory>(); |
| 8008 | EXPECT_CALL(*mock_encoder_factory_for_multiplex_, Die); |
| 8009 | EXPECT_CALL(*mock_encoder_factory_for_multiplex_, CreateVideoEncoder) |
| 8010 | .WillRepeatedly([] { return VP8Encoder::Create(); }); |
| 8011 | encoder = std::make_unique<MultiplexEncoderAdapter>( |
| 8012 | mock_encoder_factory_for_multiplex_.get(), SdpVideoFormat("VP8"), |
| 8013 | false); |
| 8014 | break; |
| 8015 | default: |
| 8016 | RTC_NOTREACHED(); |
| 8017 | } |
| 8018 | ConfigureEncoderAndBitrate(codec_type_, std::move(encoder)); |
| 8019 | } |
| 8020 | |
| 8021 | void TearDown() override { |
| 8022 | video_stream_encoder_->Stop(); |
| 8023 | // Ensure |video_stream_encoder_| is destroyed before |
| 8024 | // |encoder_proxy_factory_|. |
| 8025 | video_stream_encoder_.reset(); |
| 8026 | VideoStreamEncoderTest::TearDown(); |
| 8027 | } |
| 8028 | |
| 8029 | protected: |
| 8030 | void ConfigureEncoderAndBitrate(VideoCodecType codec_type, |
| 8031 | std::unique_ptr<VideoEncoder> encoder) { |
| 8032 | // Configure VSE to use the encoder. |
| 8033 | encoder_ = std::move(encoder); |
| 8034 | encoder_proxy_factory_ = std::make_unique<test::VideoEncoderProxyFactory>( |
| 8035 | encoder_.get(), &encoder_selector_); |
| 8036 | video_send_config_.encoder_settings.encoder_factory = |
| 8037 | encoder_proxy_factory_.get(); |
| 8038 | VideoEncoderConfig video_encoder_config; |
| 8039 | test::FillEncoderConfiguration(codec_type, 1, &video_encoder_config); |
| 8040 | video_encoder_config_ = video_encoder_config.Copy(); |
| 8041 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 8042 | |
| 8043 | // Set bitrate to ensure frame is not dropped. |
| 8044 | video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources( |
| 8045 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 8046 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 8047 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
| 8048 | } |
| 8049 | |
| 8050 | const VideoCodecType codec_type_; |
| 8051 | const bool allow_i420_conversion_; |
| 8052 | NiceMock<MockEncoderSelector> encoder_selector_; |
| 8053 | std::unique_ptr<test::VideoEncoderProxyFactory> encoder_proxy_factory_; |
| 8054 | std::unique_ptr<VideoEncoder> encoder_; |
| 8055 | std::unique_ptr<MockVideoEncoderFactory> mock_encoder_factory_for_multiplex_; |
| 8056 | }; |
| 8057 | |
| 8058 | TEST_P(VideoStreamEncoderWithRealEncoderTest, EncoderMapsNativeI420) { |
| 8059 | auto native_i420_frame = test::CreateMappableNativeFrame( |
| 8060 | 1, VideoFrameBuffer::Type::kI420, codec_width_, codec_height_); |
| 8061 | video_source_.IncomingCapturedFrame(native_i420_frame); |
| 8062 | WaitForEncodedFrame(codec_width_, codec_height_); |
| 8063 | |
| 8064 | auto mappable_native_buffer = |
| 8065 | test::GetMappableNativeBufferFromVideoFrame(native_i420_frame); |
| 8066 | std::vector<rtc::scoped_refptr<VideoFrameBuffer>> mapped_frame_buffers = |
| 8067 | mappable_native_buffer->GetMappedFramedBuffers(); |
| 8068 | ASSERT_EQ(mapped_frame_buffers.size(), 1u); |
| 8069 | EXPECT_EQ(mapped_frame_buffers[0]->width(), codec_width_); |
| 8070 | EXPECT_EQ(mapped_frame_buffers[0]->height(), codec_height_); |
| 8071 | EXPECT_EQ(mapped_frame_buffers[0]->type(), VideoFrameBuffer::Type::kI420); |
| 8072 | } |
| 8073 | |
| 8074 | TEST_P(VideoStreamEncoderWithRealEncoderTest, EncoderMapsNativeNV12) { |
| 8075 | auto native_nv12_frame = test::CreateMappableNativeFrame( |
| 8076 | 1, VideoFrameBuffer::Type::kNV12, codec_width_, codec_height_); |
| 8077 | video_source_.IncomingCapturedFrame(native_nv12_frame); |
| 8078 | WaitForEncodedFrame(codec_width_, codec_height_); |
| 8079 | |
| 8080 | auto mappable_native_buffer = |
| 8081 | test::GetMappableNativeBufferFromVideoFrame(native_nv12_frame); |
| 8082 | std::vector<rtc::scoped_refptr<VideoFrameBuffer>> mapped_frame_buffers = |
| 8083 | mappable_native_buffer->GetMappedFramedBuffers(); |
| 8084 | ASSERT_EQ(mapped_frame_buffers.size(), 1u); |
| 8085 | EXPECT_EQ(mapped_frame_buffers[0]->width(), codec_width_); |
| 8086 | EXPECT_EQ(mapped_frame_buffers[0]->height(), codec_height_); |
| 8087 | EXPECT_EQ(mapped_frame_buffers[0]->type(), VideoFrameBuffer::Type::kNV12); |
| 8088 | |
| 8089 | if (!allow_i420_conversion_) { |
| 8090 | EXPECT_FALSE(mappable_native_buffer->DidConvertToI420()); |
| 8091 | } |
| 8092 | } |
| 8093 | |
| 8094 | std::string TestParametersVideoCodecAndAllowI420ConversionToString( |
| 8095 | testing::TestParamInfo<std::pair<VideoCodecType, bool>> info) { |
| 8096 | VideoCodecType codec_type = std::get<0>(info.param); |
| 8097 | bool allow_i420_conversion = std::get<1>(info.param); |
| 8098 | std::string str; |
| 8099 | switch (codec_type) { |
| 8100 | case kVideoCodecGeneric: |
| 8101 | str = "Generic"; |
| 8102 | break; |
| 8103 | case kVideoCodecVP8: |
| 8104 | str = "VP8"; |
| 8105 | break; |
| 8106 | case kVideoCodecVP9: |
| 8107 | str = "VP9"; |
| 8108 | break; |
| 8109 | case kVideoCodecAV1: |
| 8110 | str = "AV1"; |
| 8111 | break; |
| 8112 | case kVideoCodecH264: |
| 8113 | str = "H264"; |
| 8114 | break; |
| 8115 | case kVideoCodecMultiplex: |
| 8116 | str = "Multiplex"; |
| 8117 | break; |
| 8118 | default: |
| 8119 | RTC_NOTREACHED(); |
| 8120 | } |
| 8121 | str += allow_i420_conversion ? "_AllowToI420" : "_DisallowToI420"; |
| 8122 | return str; |
| 8123 | } |
| 8124 | |
| 8125 | constexpr std::pair<VideoCodecType, bool> kVP8DisallowConversion = |
| 8126 | std::make_pair(kVideoCodecVP8, /*allow_i420_conversion=*/false); |
| 8127 | constexpr std::pair<VideoCodecType, bool> kVP9DisallowConversion = |
| 8128 | std::make_pair(kVideoCodecVP9, /*allow_i420_conversion=*/false); |
| 8129 | constexpr std::pair<VideoCodecType, bool> kAV1AllowConversion = |
| 8130 | std::make_pair(kVideoCodecAV1, /*allow_i420_conversion=*/true); |
| 8131 | constexpr std::pair<VideoCodecType, bool> kMultiplexDisallowConversion = |
| 8132 | std::make_pair(kVideoCodecMultiplex, /*allow_i420_conversion=*/false); |
| 8133 | #if defined(WEBRTC_USE_H264) |
| 8134 | constexpr std::pair<VideoCodecType, bool> kH264AllowConversion = |
| 8135 | std::make_pair(kVideoCodecH264, /*allow_i420_conversion=*/true); |
| 8136 | |
| 8137 | // The windows compiler does not tolerate #if statements inside the |
| 8138 | // INSTANTIATE_TEST_SUITE_P() macro, so we have to have two definitions (with |
| 8139 | // and without H264). |
| 8140 | INSTANTIATE_TEST_SUITE_P( |
| 8141 | All, |
| 8142 | VideoStreamEncoderWithRealEncoderTest, |
| 8143 | ::testing::Values(kVP8DisallowConversion, |
| 8144 | kVP9DisallowConversion, |
| 8145 | kAV1AllowConversion, |
| 8146 | kMultiplexDisallowConversion, |
| 8147 | kH264AllowConversion), |
| 8148 | TestParametersVideoCodecAndAllowI420ConversionToString); |
| 8149 | #else |
| 8150 | INSTANTIATE_TEST_SUITE_P( |
| 8151 | All, |
| 8152 | VideoStreamEncoderWithRealEncoderTest, |
| 8153 | ::testing::Values(kVP8DisallowConversion, |
| 8154 | kVP9DisallowConversion, |
| 8155 | kAV1AllowConversion, |
| 8156 | kMultiplexDisallowConversion), |
| 8157 | TestParametersVideoCodecAndAllowI420ConversionToString); |
| 8158 | #endif |
| 8159 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 8160 | } // namespace webrtc |