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> |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 16 | #include <utility> |
| 17 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 18 | #include "absl/memory/memory.h" |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 19 | #include "api/task_queue/default_task_queue_factory.h" |
Elad Alon | 45befc5 | 2019-07-02 11:20:09 +0200 | [diff] [blame] | 20 | #include "api/test/mock_fec_controller_override.h" |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 21 | #include "api/test/mock_video_encoder.h" |
Jiawei Ou | c2ebe21 | 2018-11-08 10:02:56 -0800 | [diff] [blame] | 22 | #include "api/video/builtin_video_bitrate_allocator_factory.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 23 | #include "api/video/i420_buffer.h" |
Erik Språng | f93eda1 | 2019-01-16 17:10:57 +0100 | [diff] [blame] | 24 | #include "api/video/video_bitrate_allocation.h" |
Elad Alon | 370f93a | 2019-06-11 14:57:57 +0200 | [diff] [blame] | 25 | #include "api/video_codecs/video_encoder.h" |
Erik Språng | 4529fbc | 2018-10-12 10:30:31 +0200 | [diff] [blame] | 26 | #include "api/video_codecs/vp8_temporal_layers.h" |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 27 | #include "api/video_codecs/vp8_temporal_layers_factory.h" |
Evan Shrubsole | aa6fbc1 | 2020-02-25 16:26:01 +0100 | [diff] [blame] | 28 | #include "call/adaptation/test/fake_resource.h" |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 29 | #include "common_video/h264/h264_common.h" |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 30 | #include "common_video/include/video_frame_buffer.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame] | 31 | #include "media/base/video_adapter.h" |
Sergey Silkin | 8668496 | 2018-03-28 19:32:37 +0200 | [diff] [blame] | 32 | #include "modules/video_coding/codecs/vp9/include/vp9_globals.h" |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 33 | #include "modules/video_coding/utility/simulcast_rate_allocator.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame] | 34 | #include "rtc_base/fake_clock.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 35 | #include "rtc_base/logging.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame] | 36 | #include "rtc_base/ref_counted_object.h" |
Erik Språng | 7ca375c | 2019-02-06 16:20:17 +0100 | [diff] [blame] | 37 | #include "system_wrappers/include/field_trial.h" |
Mirko Bonadei | 17f4878 | 2018-09-28 08:51:10 +0200 | [diff] [blame] | 38 | #include "system_wrappers/include/metrics.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 39 | #include "system_wrappers/include/sleep.h" |
| 40 | #include "test/encoder_settings.h" |
| 41 | #include "test/fake_encoder.h" |
Kári Tristan Helgason | 639602a | 2018-08-02 10:51:40 +0200 | [diff] [blame] | 42 | #include "test/field_trial.h" |
Artem Titov | 33f9d2b | 2019-12-05 15:59:00 +0100 | [diff] [blame] | 43 | #include "test/frame_forwarder.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 44 | #include "test/gmock.h" |
| 45 | #include "test/gtest.h" |
Niels Möller | cbcbc22 | 2018-09-28 09:07:24 +0200 | [diff] [blame] | 46 | #include "test/video_encoder_proxy_factory.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 47 | #include "video/send_statistics_proxy.h" |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 48 | |
| 49 | namespace webrtc { |
| 50 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 51 | using ScaleReason = AdaptationObserverInterface::AdaptReason; |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 52 | using ::testing::_; |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 53 | using ::testing::AllOf; |
| 54 | using ::testing::Field; |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 55 | using ::testing::Matcher; |
| 56 | using ::testing::NiceMock; |
| 57 | using ::testing::Return; |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 58 | using ::testing::StrictMock; |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 59 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 60 | namespace { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 61 | const int kMinPixelsPerFrame = 320 * 180; |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 62 | const int kQpLow = 1; |
| 63 | const int kQpHigh = 2; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 64 | const int kMinFramerateFps = 2; |
| 65 | const int kMinBalancedFramerateFps = 7; |
| 66 | const int64_t kFrameTimeoutMs = 100; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 67 | const size_t kMaxPayloadLength = 1440; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 68 | const uint32_t kTargetBitrateBps = 1000000; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 69 | const uint32_t kStartBitrateBps = 600000; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 70 | const uint32_t kSimulcastTargetBitrateBps = 3150000; |
| 71 | const uint32_t kLowTargetBitrateBps = kTargetBitrateBps / 10; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 72 | const int kMaxInitialFramedrop = 4; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 73 | const int kDefaultFramerate = 30; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 74 | const int64_t kFrameIntervalMs = rtc::kNumMillisecsPerSec / kDefaultFramerate; |
Niels Möller | fe407b7 | 2019-09-10 10:48:48 +0200 | [diff] [blame] | 75 | const int64_t kProcessIntervalMs = 1000; |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 76 | const VideoEncoder::ResolutionBitrateLimits |
| 77 | kEncoderBitrateLimits540p(960 * 540, 100 * 1000, 100 * 1000, 2000 * 1000); |
| 78 | const VideoEncoder::ResolutionBitrateLimits |
| 79 | kEncoderBitrateLimits720p(1280 * 720, 200 * 1000, 200 * 1000, 4000 * 1000); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 80 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 81 | uint8_t optimal_sps[] = {0, 0, 0, 1, H264::NaluType::kSps, |
| 82 | 0x00, 0x00, 0x03, 0x03, 0xF4, |
| 83 | 0x05, 0x03, 0xC7, 0xE0, 0x1B, |
| 84 | 0x41, 0x10, 0x8D, 0x00}; |
| 85 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 86 | class TestBuffer : public webrtc::I420Buffer { |
| 87 | public: |
| 88 | TestBuffer(rtc::Event* event, int width, int height) |
| 89 | : I420Buffer(width, height), event_(event) {} |
| 90 | |
| 91 | private: |
| 92 | friend class rtc::RefCountedObject<TestBuffer>; |
| 93 | ~TestBuffer() override { |
| 94 | if (event_) |
| 95 | event_->Set(); |
| 96 | } |
| 97 | rtc::Event* const event_; |
| 98 | }; |
| 99 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 100 | // A fake native buffer that can't be converted to I420. |
| 101 | class FakeNativeBuffer : public webrtc::VideoFrameBuffer { |
| 102 | public: |
| 103 | FakeNativeBuffer(rtc::Event* event, int width, int height) |
| 104 | : event_(event), width_(width), height_(height) {} |
| 105 | webrtc::VideoFrameBuffer::Type type() const override { return Type::kNative; } |
| 106 | int width() const override { return width_; } |
| 107 | int height() const override { return height_; } |
| 108 | rtc::scoped_refptr<webrtc::I420BufferInterface> ToI420() override { |
| 109 | return nullptr; |
| 110 | } |
| 111 | |
| 112 | private: |
| 113 | friend class rtc::RefCountedObject<FakeNativeBuffer>; |
| 114 | ~FakeNativeBuffer() override { |
| 115 | if (event_) |
| 116 | event_->Set(); |
| 117 | } |
| 118 | rtc::Event* const event_; |
| 119 | const int width_; |
| 120 | const int height_; |
| 121 | }; |
| 122 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 123 | class CpuOveruseDetectorProxy : public OveruseFrameDetector { |
| 124 | public: |
Niels Möller | d1f7eb6 | 2018-03-28 16:40:58 +0200 | [diff] [blame] | 125 | explicit CpuOveruseDetectorProxy(CpuOveruseMetricsObserver* metrics_observer) |
| 126 | : OveruseFrameDetector(metrics_observer), |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 127 | last_target_framerate_fps_(-1) {} |
| 128 | virtual ~CpuOveruseDetectorProxy() {} |
| 129 | |
| 130 | void OnTargetFramerateUpdated(int framerate_fps) override { |
| 131 | rtc::CritScope cs(&lock_); |
| 132 | last_target_framerate_fps_ = framerate_fps; |
| 133 | OveruseFrameDetector::OnTargetFramerateUpdated(framerate_fps); |
| 134 | } |
| 135 | |
| 136 | int GetLastTargetFramerate() { |
| 137 | rtc::CritScope cs(&lock_); |
| 138 | return last_target_framerate_fps_; |
| 139 | } |
| 140 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 141 | CpuOveruseOptions GetOptions() { return options_; } |
| 142 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 143 | private: |
| 144 | rtc::CriticalSection lock_; |
| 145 | int last_target_framerate_fps_ RTC_GUARDED_BY(lock_); |
| 146 | }; |
| 147 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 148 | class VideoStreamEncoderUnderTest : public VideoStreamEncoder { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 149 | public: |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 150 | VideoStreamEncoderUnderTest(SendStatisticsProxy* stats_proxy, |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 151 | const VideoStreamEncoderSettings& settings, |
| 152 | TaskQueueFactory* task_queue_factory) |
Sebastian Jansson | 572c60f | 2019-03-04 18:30:41 +0100 | [diff] [blame] | 153 | : VideoStreamEncoder(Clock::GetRealTimeClock(), |
| 154 | 1 /* number_of_cores */, |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 155 | stats_proxy, |
| 156 | settings, |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 157 | std::unique_ptr<OveruseFrameDetector>( |
| 158 | overuse_detector_proxy_ = |
Sebastian Jansson | 74682c1 | 2019-03-01 11:50:20 +0100 | [diff] [blame] | 159 | new CpuOveruseDetectorProxy(stats_proxy)), |
Evan Shrubsole | aa6fbc1 | 2020-02-25 16:26:01 +0100 | [diff] [blame] | 160 | task_queue_factory), |
| 161 | fake_cpu_resource_( |
| 162 | std::make_unique<FakeResource>(ResourceUsageState::kStable, |
| 163 | "FakeResource[CPU]")), |
| 164 | fake_quality_resource_( |
| 165 | std::make_unique<FakeResource>(ResourceUsageState::kStable, |
| 166 | "FakeResource[QP]")) { |
| 167 | InjectAdaptationResource( |
| 168 | fake_quality_resource_.get(), |
| 169 | AdaptationObserverInterface::AdaptReason::kQuality); |
| 170 | InjectAdaptationResource(fake_cpu_resource_.get(), |
| 171 | AdaptationObserverInterface::AdaptReason::kCpu); |
| 172 | } |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 173 | |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 174 | void PostTaskAndWait(bool down, |
| 175 | AdaptationObserverInterface::AdaptReason reason) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 176 | PostTaskAndWait(down, reason, /*expected_results=*/true); |
| 177 | } |
| 178 | |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 179 | void PostTaskAndWait(bool down, |
| 180 | AdaptationObserverInterface::AdaptReason reason, |
| 181 | bool expected_results) { |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 182 | rtc::Event event; |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 183 | encoder_queue()->PostTask([this, &event, reason, down, expected_results] { |
Evan Shrubsole | aa6fbc1 | 2020-02-25 16:26:01 +0100 | [diff] [blame] | 184 | ResourceUsageState usage_state = |
| 185 | down ? ResourceUsageState::kOveruse : ResourceUsageState::kUnderuse; |
| 186 | |
| 187 | FakeResource* resource = nullptr; |
| 188 | switch (reason) { |
| 189 | case AdaptationObserverInterface::kQuality: |
| 190 | resource = fake_quality_resource_.get(); |
| 191 | break; |
| 192 | case AdaptationObserverInterface::kCpu: |
| 193 | resource = fake_cpu_resource_.get(); |
| 194 | break; |
| 195 | default: |
| 196 | RTC_NOTREACHED(); |
| 197 | } |
| 198 | |
| 199 | resource->set_usage_state(usage_state); |
| 200 | if (!expected_results) { |
| 201 | ASSERT_EQ(AdaptationObserverInterface::kQuality, reason) |
| 202 | << "We can only assert adaptation result for quality resources"; |
| 203 | EXPECT_EQ( |
| 204 | ResourceListenerResponse::kQualityScalerShouldIncreaseFrequency, |
| 205 | resource->last_response()); |
| 206 | } else { |
| 207 | EXPECT_EQ(ResourceListenerResponse::kNothing, |
| 208 | resource->last_response()); |
| 209 | } |
| 210 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 211 | event.Set(); |
| 212 | }); |
perkj | 070ba85 | 2017-02-16 15:46:27 -0800 | [diff] [blame] | 213 | ASSERT_TRUE(event.Wait(5000)); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 214 | } |
| 215 | |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 216 | // This is used as a synchronisation mechanism, to make sure that the |
| 217 | // encoder queue is not blocked before we start sending it frames. |
| 218 | void WaitUntilTaskQueueIsIdle() { |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 219 | rtc::Event event; |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 220 | encoder_queue()->PostTask([&event] { event.Set(); }); |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 221 | ASSERT_TRUE(event.Wait(5000)); |
| 222 | } |
| 223 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 224 | void TriggerCpuOveruse() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 225 | PostTaskAndWait(/*down=*/true, |
| 226 | AdaptationObserverInterface::AdaptReason::kCpu); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 227 | } |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 228 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 229 | void TriggerCpuNormalUsage() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 230 | PostTaskAndWait(/*down=*/false, |
| 231 | AdaptationObserverInterface::AdaptReason::kCpu); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 232 | } |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 233 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 234 | void TriggerQualityLow() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 235 | PostTaskAndWait(/*down=*/true, |
| 236 | AdaptationObserverInterface::AdaptReason::kQuality); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 237 | } |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 238 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 239 | void TriggerQualityLowExpectFalse() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 240 | PostTaskAndWait(/*down=*/true, |
| 241 | AdaptationObserverInterface::AdaptReason::kQuality, |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 242 | /*expected_results=*/false); |
| 243 | } |
| 244 | |
| 245 | void TriggerQualityHigh() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 246 | PostTaskAndWait(/*down=*/false, |
| 247 | AdaptationObserverInterface::AdaptReason::kQuality); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 248 | } |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 249 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 250 | CpuOveruseDetectorProxy* overuse_detector_proxy_; |
Evan Shrubsole | aa6fbc1 | 2020-02-25 16:26:01 +0100 | [diff] [blame] | 251 | std::unique_ptr<FakeResource> fake_cpu_resource_; |
| 252 | std::unique_ptr<FakeResource> fake_quality_resource_; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 253 | }; |
| 254 | |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 255 | class VideoStreamFactory |
| 256 | : public VideoEncoderConfig::VideoStreamFactoryInterface { |
| 257 | public: |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 258 | explicit VideoStreamFactory(size_t num_temporal_layers, int framerate) |
| 259 | : num_temporal_layers_(num_temporal_layers), framerate_(framerate) { |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 260 | EXPECT_GT(num_temporal_layers, 0u); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 261 | EXPECT_GT(framerate, 0); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 262 | } |
| 263 | |
| 264 | private: |
| 265 | std::vector<VideoStream> CreateEncoderStreams( |
| 266 | int width, |
| 267 | int height, |
| 268 | const VideoEncoderConfig& encoder_config) override { |
| 269 | std::vector<VideoStream> streams = |
| 270 | test::CreateVideoStreams(width, height, encoder_config); |
| 271 | for (VideoStream& stream : streams) { |
Sergey Silkin | a796a7e | 2018-03-01 15:11:29 +0100 | [diff] [blame] | 272 | stream.num_temporal_layers = num_temporal_layers_; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 273 | stream.max_framerate = framerate_; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 274 | } |
| 275 | return streams; |
| 276 | } |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 277 | |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 278 | const size_t num_temporal_layers_; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 279 | const int framerate_; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 280 | }; |
| 281 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 282 | // Simulates simulcast behavior and makes highest stream resolutions divisible |
| 283 | // by 4. |
| 284 | class CroppingVideoStreamFactory |
| 285 | : public VideoEncoderConfig::VideoStreamFactoryInterface { |
| 286 | public: |
| 287 | explicit CroppingVideoStreamFactory(size_t num_temporal_layers, int framerate) |
| 288 | : num_temporal_layers_(num_temporal_layers), framerate_(framerate) { |
| 289 | EXPECT_GT(num_temporal_layers, 0u); |
| 290 | EXPECT_GT(framerate, 0); |
| 291 | } |
| 292 | |
| 293 | private: |
| 294 | std::vector<VideoStream> CreateEncoderStreams( |
| 295 | int width, |
| 296 | int height, |
| 297 | const VideoEncoderConfig& encoder_config) override { |
| 298 | std::vector<VideoStream> streams = test::CreateVideoStreams( |
| 299 | width - width % 4, height - height % 4, encoder_config); |
| 300 | for (VideoStream& stream : streams) { |
| 301 | stream.num_temporal_layers = num_temporal_layers_; |
| 302 | stream.max_framerate = framerate_; |
| 303 | } |
| 304 | return streams; |
| 305 | } |
| 306 | |
| 307 | const size_t num_temporal_layers_; |
| 308 | const int framerate_; |
| 309 | }; |
| 310 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 311 | class AdaptingFrameForwarder : public test::FrameForwarder { |
| 312 | public: |
| 313 | AdaptingFrameForwarder() : adaptation_enabled_(false) {} |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 314 | ~AdaptingFrameForwarder() override {} |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 315 | |
| 316 | void set_adaptation_enabled(bool enabled) { |
| 317 | rtc::CritScope cs(&crit_); |
| 318 | adaptation_enabled_ = enabled; |
| 319 | } |
| 320 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 321 | bool adaption_enabled() const { |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 322 | rtc::CritScope cs(&crit_); |
| 323 | return adaptation_enabled_; |
| 324 | } |
| 325 | |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 326 | rtc::VideoSinkWants last_wants() const { |
| 327 | rtc::CritScope cs(&crit_); |
| 328 | return last_wants_; |
| 329 | } |
| 330 | |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 331 | absl::optional<int> last_sent_width() const { return last_width_; } |
| 332 | absl::optional<int> last_sent_height() const { return last_height_; } |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 333 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 334 | void IncomingCapturedFrame(const VideoFrame& video_frame) override { |
| 335 | int cropped_width = 0; |
| 336 | int cropped_height = 0; |
| 337 | int out_width = 0; |
| 338 | int out_height = 0; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 339 | if (adaption_enabled()) { |
| 340 | if (adapter_.AdaptFrameResolution( |
| 341 | video_frame.width(), video_frame.height(), |
| 342 | video_frame.timestamp_us() * 1000, &cropped_width, |
| 343 | &cropped_height, &out_width, &out_height)) { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 344 | VideoFrame adapted_frame = |
| 345 | VideoFrame::Builder() |
| 346 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 347 | nullptr, out_width, out_height)) |
| 348 | .set_timestamp_rtp(99) |
| 349 | .set_timestamp_ms(99) |
| 350 | .set_rotation(kVideoRotation_0) |
| 351 | .build(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 352 | adapted_frame.set_ntp_time_ms(video_frame.ntp_time_ms()); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 353 | if (video_frame.has_update_rect()) { |
| 354 | adapted_frame.set_update_rect( |
| 355 | video_frame.update_rect().ScaleWithFrame( |
| 356 | video_frame.width(), video_frame.height(), 0, 0, |
| 357 | video_frame.width(), video_frame.height(), out_width, |
| 358 | out_height)); |
| 359 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 360 | test::FrameForwarder::IncomingCapturedFrame(adapted_frame); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 361 | last_width_.emplace(adapted_frame.width()); |
| 362 | last_height_.emplace(adapted_frame.height()); |
| 363 | } else { |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 364 | last_width_ = absl::nullopt; |
| 365 | last_height_ = absl::nullopt; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 366 | } |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 367 | } else { |
| 368 | test::FrameForwarder::IncomingCapturedFrame(video_frame); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 369 | last_width_.emplace(video_frame.width()); |
| 370 | last_height_.emplace(video_frame.height()); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 371 | } |
| 372 | } |
| 373 | |
| 374 | void AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink, |
| 375 | const rtc::VideoSinkWants& wants) override { |
| 376 | rtc::CritScope cs(&crit_); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 377 | last_wants_ = sink_wants(); |
Rasmus Brandt | 287e464 | 2019-11-15 16:56:01 +0100 | [diff] [blame] | 378 | adapter_.OnSinkWants(wants); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 379 | test::FrameForwarder::AddOrUpdateSink(sink, wants); |
| 380 | } |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 381 | cricket::VideoAdapter adapter_; |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 382 | bool adaptation_enabled_ RTC_GUARDED_BY(crit_); |
| 383 | rtc::VideoSinkWants last_wants_ RTC_GUARDED_BY(crit_); |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 384 | absl::optional<int> last_width_; |
| 385 | absl::optional<int> last_height_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 386 | }; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 387 | |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 388 | // TODO(nisse): Mock only VideoStreamEncoderObserver. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 389 | class MockableSendStatisticsProxy : public SendStatisticsProxy { |
| 390 | public: |
| 391 | MockableSendStatisticsProxy(Clock* clock, |
| 392 | const VideoSendStream::Config& config, |
| 393 | VideoEncoderConfig::ContentType content_type) |
| 394 | : SendStatisticsProxy(clock, config, content_type) {} |
| 395 | |
| 396 | VideoSendStream::Stats GetStats() override { |
| 397 | rtc::CritScope cs(&lock_); |
| 398 | if (mock_stats_) |
| 399 | return *mock_stats_; |
| 400 | return SendStatisticsProxy::GetStats(); |
| 401 | } |
| 402 | |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 403 | int GetInputFrameRate() const override { |
| 404 | rtc::CritScope cs(&lock_); |
| 405 | if (mock_stats_) |
| 406 | return mock_stats_->input_frame_rate; |
| 407 | return SendStatisticsProxy::GetInputFrameRate(); |
| 408 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 409 | void SetMockStats(const VideoSendStream::Stats& stats) { |
| 410 | rtc::CritScope cs(&lock_); |
| 411 | mock_stats_.emplace(stats); |
| 412 | } |
| 413 | |
| 414 | void ResetMockStats() { |
| 415 | rtc::CritScope cs(&lock_); |
| 416 | mock_stats_.reset(); |
| 417 | } |
| 418 | |
| 419 | private: |
| 420 | rtc::CriticalSection lock_; |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 421 | absl::optional<VideoSendStream::Stats> mock_stats_ RTC_GUARDED_BY(lock_); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 422 | }; |
| 423 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 424 | class MockBitrateObserver : public VideoBitrateAllocationObserver { |
| 425 | public: |
Erik Språng | 566124a | 2018-04-23 12:32:22 +0200 | [diff] [blame] | 426 | MOCK_METHOD1(OnBitrateAllocationUpdated, void(const VideoBitrateAllocation&)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 427 | }; |
| 428 | |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 429 | class MockEncoderSelector |
| 430 | : public VideoEncoderFactory::EncoderSelectorInterface { |
| 431 | public: |
| 432 | MOCK_METHOD1(OnCurrentEncoder, void(const SdpVideoFormat& format)); |
| 433 | MOCK_METHOD1(OnEncodingBitrate, |
| 434 | absl::optional<SdpVideoFormat>(const DataRate& rate)); |
| 435 | MOCK_METHOD0(OnEncoderBroken, absl::optional<SdpVideoFormat>()); |
| 436 | }; |
| 437 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 438 | } // namespace |
| 439 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 440 | class VideoStreamEncoderTest : public ::testing::Test { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 441 | public: |
| 442 | static const int kDefaultTimeoutMs = 30 * 1000; |
| 443 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 444 | VideoStreamEncoderTest() |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 445 | : video_send_config_(VideoSendStream::Config(nullptr)), |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 446 | codec_width_(320), |
| 447 | codec_height_(240), |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 448 | max_framerate_(kDefaultFramerate), |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 449 | task_queue_factory_(CreateDefaultTaskQueueFactory()), |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 450 | fake_encoder_(), |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 451 | encoder_factory_(&fake_encoder_), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 452 | stats_proxy_(new MockableSendStatisticsProxy( |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 453 | Clock::GetRealTimeClock(), |
| 454 | video_send_config_, |
| 455 | webrtc::VideoEncoderConfig::ContentType::kRealtimeVideo)), |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 456 | sink_(&fake_encoder_) {} |
| 457 | |
| 458 | void SetUp() override { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 459 | metrics::Reset(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 460 | video_send_config_ = VideoSendStream::Config(nullptr); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 461 | video_send_config_.encoder_settings.encoder_factory = &encoder_factory_; |
Jiawei Ou | c2ebe21 | 2018-11-08 10:02:56 -0800 | [diff] [blame] | 462 | video_send_config_.encoder_settings.bitrate_allocator_factory = |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 463 | &bitrate_allocator_factory_; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 464 | video_send_config_.rtp.payload_name = "FAKE"; |
| 465 | video_send_config_.rtp.payload_type = 125; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 466 | |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 467 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 468 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 469 | video_encoder_config.video_stream_factory = |
| 470 | new rtc::RefCountedObject<VideoStreamFactory>(1, max_framerate_); |
Erik Språng | 08127a9 | 2016-11-16 16:41:30 +0100 | [diff] [blame] | 471 | video_encoder_config_ = video_encoder_config.Copy(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 472 | |
| 473 | // Framerate limit is specified by the VideoStreamFactory. |
| 474 | std::vector<VideoStream> streams = |
| 475 | video_encoder_config.video_stream_factory->CreateEncoderStreams( |
| 476 | codec_width_, codec_height_, video_encoder_config); |
| 477 | max_framerate_ = streams[0].max_framerate; |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 478 | fake_clock_.SetTime(Timestamp::Micros(1234)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 479 | |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 480 | ConfigureEncoder(std::move(video_encoder_config)); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 481 | } |
| 482 | |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 483 | void ConfigureEncoder(VideoEncoderConfig video_encoder_config) { |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 484 | if (video_stream_encoder_) |
| 485 | video_stream_encoder_->Stop(); |
| 486 | video_stream_encoder_.reset(new VideoStreamEncoderUnderTest( |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 487 | stats_proxy_.get(), video_send_config_.encoder_settings, |
| 488 | task_queue_factory_.get())); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 489 | video_stream_encoder_->SetSink(&sink_, false /* rotation_applied */); |
| 490 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 491 | &video_source_, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 492 | video_stream_encoder_->SetStartBitrate(kTargetBitrateBps); |
| 493 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 494 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 495 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 496 | } |
| 497 | |
| 498 | void ResetEncoder(const std::string& payload_name, |
| 499 | size_t num_streams, |
| 500 | size_t num_temporal_layers, |
emircan | bbcc356 | 2017-08-18 00:28:40 -0700 | [diff] [blame] | 501 | unsigned char num_spatial_layers, |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 502 | bool screenshare) { |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 503 | video_send_config_.rtp.payload_name = payload_name; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 504 | |
| 505 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 506 | video_encoder_config.codec_type = PayloadStringToCodecType(payload_name); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 507 | video_encoder_config.number_of_streams = num_streams; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 508 | video_encoder_config.max_bitrate_bps = |
| 509 | num_streams == 1 ? kTargetBitrateBps : kSimulcastTargetBitrateBps; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 510 | video_encoder_config.video_stream_factory = |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 511 | new rtc::RefCountedObject<VideoStreamFactory>(num_temporal_layers, |
| 512 | kDefaultFramerate); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 513 | video_encoder_config.content_type = |
| 514 | screenshare ? VideoEncoderConfig::ContentType::kScreen |
| 515 | : VideoEncoderConfig::ContentType::kRealtimeVideo; |
emircan | bbcc356 | 2017-08-18 00:28:40 -0700 | [diff] [blame] | 516 | if (payload_name == "VP9") { |
| 517 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 518 | vp9_settings.numberOfSpatialLayers = num_spatial_layers; |
| 519 | video_encoder_config.encoder_specific_settings = |
| 520 | new rtc::RefCountedObject< |
| 521 | VideoEncoderConfig::Vp9EncoderSpecificSettings>(vp9_settings); |
| 522 | } |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 523 | ConfigureEncoder(std::move(video_encoder_config)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 524 | } |
| 525 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 526 | VideoFrame CreateFrame(int64_t ntp_time_ms, |
| 527 | rtc::Event* destruction_event) const { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 528 | VideoFrame frame = |
| 529 | VideoFrame::Builder() |
| 530 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 531 | destruction_event, codec_width_, codec_height_)) |
| 532 | .set_timestamp_rtp(99) |
| 533 | .set_timestamp_ms(99) |
| 534 | .set_rotation(kVideoRotation_0) |
| 535 | .build(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 536 | frame.set_ntp_time_ms(ntp_time_ms); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 537 | return frame; |
| 538 | } |
| 539 | |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 540 | VideoFrame CreateFrameWithUpdatedPixel(int64_t ntp_time_ms, |
| 541 | rtc::Event* destruction_event, |
| 542 | int offset_x) const { |
| 543 | VideoFrame frame = |
| 544 | VideoFrame::Builder() |
| 545 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 546 | destruction_event, codec_width_, codec_height_)) |
| 547 | .set_timestamp_rtp(99) |
| 548 | .set_timestamp_ms(99) |
| 549 | .set_rotation(kVideoRotation_0) |
Artem Titov | 5256d8b | 2019-12-02 10:34:12 +0100 | [diff] [blame] | 550 | .set_update_rect(VideoFrame::UpdateRect{offset_x, 0, 1, 1}) |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 551 | .build(); |
| 552 | frame.set_ntp_time_ms(ntp_time_ms); |
| 553 | return frame; |
| 554 | } |
| 555 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 556 | VideoFrame CreateFrame(int64_t ntp_time_ms, int width, int height) const { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 557 | VideoFrame frame = |
| 558 | VideoFrame::Builder() |
| 559 | .set_video_frame_buffer( |
| 560 | new rtc::RefCountedObject<TestBuffer>(nullptr, width, height)) |
| 561 | .set_timestamp_rtp(99) |
| 562 | .set_timestamp_ms(99) |
| 563 | .set_rotation(kVideoRotation_0) |
| 564 | .build(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 565 | frame.set_ntp_time_ms(ntp_time_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 566 | frame.set_timestamp_us(ntp_time_ms * 1000); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 567 | return frame; |
| 568 | } |
| 569 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 570 | VideoFrame CreateFakeNativeFrame(int64_t ntp_time_ms, |
| 571 | rtc::Event* destruction_event, |
| 572 | int width, |
| 573 | int height) const { |
| 574 | VideoFrame frame = |
| 575 | VideoFrame::Builder() |
| 576 | .set_video_frame_buffer(new rtc::RefCountedObject<FakeNativeBuffer>( |
| 577 | destruction_event, width, height)) |
| 578 | .set_timestamp_rtp(99) |
| 579 | .set_timestamp_ms(99) |
| 580 | .set_rotation(kVideoRotation_0) |
| 581 | .build(); |
| 582 | frame.set_ntp_time_ms(ntp_time_ms); |
| 583 | return frame; |
| 584 | } |
| 585 | |
| 586 | VideoFrame CreateFakeNativeFrame(int64_t ntp_time_ms, |
| 587 | rtc::Event* destruction_event) const { |
| 588 | return CreateFakeNativeFrame(ntp_time_ms, destruction_event, codec_width_, |
| 589 | codec_height_); |
| 590 | } |
| 591 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 592 | void VerifyAllocatedBitrate(const VideoBitrateAllocation& expected_bitrate) { |
| 593 | MockBitrateObserver bitrate_observer; |
| 594 | video_stream_encoder_->SetBitrateAllocationObserver(&bitrate_observer); |
| 595 | |
| 596 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(expected_bitrate)) |
| 597 | .Times(1); |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 598 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 599 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 600 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 601 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 602 | |
| 603 | video_source_.IncomingCapturedFrame( |
| 604 | CreateFrame(1, codec_width_, codec_height_)); |
| 605 | WaitForEncodedFrame(1); |
| 606 | } |
| 607 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 608 | void VerifyNoLimitation(const rtc::VideoSinkWants& wants) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 609 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_framerate_fps); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 610 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_pixel_count); |
| 611 | EXPECT_FALSE(wants.target_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 612 | } |
| 613 | |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 614 | void VerifyFpsEqResolutionEq(const rtc::VideoSinkWants& wants1, |
| 615 | const rtc::VideoSinkWants& wants2) { |
| 616 | EXPECT_EQ(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 617 | EXPECT_EQ(wants1.max_pixel_count, wants2.max_pixel_count); |
| 618 | } |
| 619 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 620 | void VerifyFpsMaxResolutionMax(const rtc::VideoSinkWants& wants) { |
| 621 | EXPECT_EQ(kDefaultFramerate, wants.max_framerate_fps); |
| 622 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_pixel_count); |
| 623 | EXPECT_FALSE(wants.target_pixel_count); |
| 624 | } |
| 625 | |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 626 | void VerifyFpsMaxResolutionLt(const rtc::VideoSinkWants& wants1, |
| 627 | const rtc::VideoSinkWants& wants2) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 628 | EXPECT_EQ(kDefaultFramerate, wants1.max_framerate_fps); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 629 | EXPECT_LT(wants1.max_pixel_count, wants2.max_pixel_count); |
| 630 | EXPECT_GT(wants1.max_pixel_count, 0); |
| 631 | } |
| 632 | |
| 633 | void VerifyFpsMaxResolutionGt(const rtc::VideoSinkWants& wants1, |
| 634 | const rtc::VideoSinkWants& wants2) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 635 | EXPECT_EQ(kDefaultFramerate, wants1.max_framerate_fps); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 636 | EXPECT_GT(wants1.max_pixel_count, wants2.max_pixel_count); |
| 637 | } |
| 638 | |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 639 | void VerifyFpsMaxResolutionEq(const rtc::VideoSinkWants& wants1, |
| 640 | const rtc::VideoSinkWants& wants2) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 641 | EXPECT_EQ(kDefaultFramerate, wants1.max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 642 | EXPECT_EQ(wants1.max_pixel_count, wants2.max_pixel_count); |
| 643 | } |
| 644 | |
| 645 | void VerifyFpsLtResolutionEq(const rtc::VideoSinkWants& wants1, |
| 646 | const rtc::VideoSinkWants& wants2) { |
| 647 | EXPECT_LT(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 648 | EXPECT_EQ(wants1.max_pixel_count, wants2.max_pixel_count); |
| 649 | } |
| 650 | |
| 651 | void VerifyFpsGtResolutionEq(const rtc::VideoSinkWants& wants1, |
| 652 | const rtc::VideoSinkWants& wants2) { |
| 653 | EXPECT_GT(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 654 | EXPECT_EQ(wants1.max_pixel_count, wants2.max_pixel_count); |
| 655 | } |
| 656 | |
| 657 | void VerifyFpsEqResolutionLt(const rtc::VideoSinkWants& wants1, |
| 658 | const rtc::VideoSinkWants& wants2) { |
| 659 | EXPECT_EQ(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 660 | EXPECT_LT(wants1.max_pixel_count, wants2.max_pixel_count); |
| 661 | EXPECT_GT(wants1.max_pixel_count, 0); |
| 662 | } |
| 663 | |
| 664 | void VerifyFpsEqResolutionGt(const rtc::VideoSinkWants& wants1, |
| 665 | const rtc::VideoSinkWants& wants2) { |
| 666 | EXPECT_EQ(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 667 | EXPECT_GT(wants1.max_pixel_count, wants2.max_pixel_count); |
| 668 | } |
| 669 | |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 670 | void VerifyFpsMaxResolutionLt(const rtc::VideoSinkWants& wants, |
| 671 | int pixel_count) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 672 | EXPECT_EQ(kDefaultFramerate, wants.max_framerate_fps); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 673 | EXPECT_LT(wants.max_pixel_count, pixel_count); |
| 674 | EXPECT_GT(wants.max_pixel_count, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 675 | } |
| 676 | |
| 677 | void VerifyFpsLtResolutionMax(const rtc::VideoSinkWants& wants, int fps) { |
| 678 | EXPECT_LT(wants.max_framerate_fps, fps); |
| 679 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_pixel_count); |
| 680 | EXPECT_FALSE(wants.target_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 681 | } |
| 682 | |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 683 | void VerifyFpsEqResolutionMax(const rtc::VideoSinkWants& wants, |
| 684 | int expected_fps) { |
| 685 | EXPECT_EQ(expected_fps, wants.max_framerate_fps); |
| 686 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_pixel_count); |
| 687 | EXPECT_FALSE(wants.target_pixel_count); |
| 688 | } |
| 689 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 690 | void VerifyBalancedModeFpsRange(const rtc::VideoSinkWants& wants, |
| 691 | int last_frame_pixels) { |
| 692 | // Balanced mode should always scale FPS to the desired range before |
| 693 | // attempting to scale resolution. |
| 694 | int fps_limit = wants.max_framerate_fps; |
| 695 | if (last_frame_pixels <= 320 * 240) { |
| 696 | EXPECT_TRUE(7 <= fps_limit && fps_limit <= 10); |
| 697 | } else if (last_frame_pixels <= 480 * 270) { |
| 698 | EXPECT_TRUE(10 <= fps_limit && fps_limit <= 15); |
| 699 | } else if (last_frame_pixels <= 640 * 480) { |
| 700 | EXPECT_LE(15, fps_limit); |
| 701 | } else { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 702 | EXPECT_EQ(kDefaultFramerate, fps_limit); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 703 | } |
| 704 | } |
| 705 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 706 | void WaitForEncodedFrame(int64_t expected_ntp_time) { |
| 707 | sink_.WaitForEncodedFrame(expected_ntp_time); |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 708 | fake_clock_.AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 709 | } |
| 710 | |
| 711 | bool TimedWaitForEncodedFrame(int64_t expected_ntp_time, int64_t timeout_ms) { |
| 712 | bool ok = sink_.TimedWaitForEncodedFrame(expected_ntp_time, timeout_ms); |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 713 | fake_clock_.AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 714 | return ok; |
| 715 | } |
| 716 | |
| 717 | void WaitForEncodedFrame(uint32_t expected_width, uint32_t expected_height) { |
| 718 | sink_.WaitForEncodedFrame(expected_width, expected_height); |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 719 | fake_clock_.AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 720 | } |
| 721 | |
| 722 | void ExpectDroppedFrame() { |
| 723 | sink_.ExpectDroppedFrame(); |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 724 | fake_clock_.AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 725 | } |
| 726 | |
| 727 | bool WaitForFrame(int64_t timeout_ms) { |
| 728 | bool ok = sink_.WaitForFrame(timeout_ms); |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 729 | fake_clock_.AdvanceTime(TimeDelta::Seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 730 | return ok; |
| 731 | } |
| 732 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 733 | class TestEncoder : public test::FakeEncoder { |
| 734 | public: |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 735 | TestEncoder() : FakeEncoder(Clock::GetRealTimeClock()) {} |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 736 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 737 | VideoCodec codec_config() const { |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 738 | rtc::CritScope lock(&crit_sect_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 739 | return config_; |
| 740 | } |
| 741 | |
| 742 | void BlockNextEncode() { |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 743 | rtc::CritScope lock(&local_crit_sect_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 744 | block_next_encode_ = true; |
| 745 | } |
| 746 | |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 747 | VideoEncoder::EncoderInfo GetEncoderInfo() const override { |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 748 | rtc::CritScope lock(&local_crit_sect_); |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 749 | EncoderInfo info; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 750 | if (initialized_ == EncoderState::kInitialized) { |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 751 | if (quality_scaling_) { |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 752 | info.scaling_settings = VideoEncoder::ScalingSettings( |
| 753 | kQpLow, kQpHigh, kMinPixelsPerFrame); |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 754 | } |
| 755 | info.is_hardware_accelerated = is_hardware_accelerated_; |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 756 | for (int i = 0; i < kMaxSpatialLayers; ++i) { |
| 757 | if (temporal_layers_supported_[i]) { |
| 758 | int num_layers = temporal_layers_supported_[i].value() ? 2 : 1; |
| 759 | info.fps_allocation[i].resize(num_layers); |
| 760 | } |
| 761 | } |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 762 | } |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 763 | |
| 764 | info.resolution_bitrate_limits = resolution_bitrate_limits_; |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 765 | info.requested_resolution_alignment = requested_resolution_alignment_; |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 766 | return info; |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 767 | } |
| 768 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 769 | int32_t RegisterEncodeCompleteCallback( |
| 770 | EncodedImageCallback* callback) override { |
| 771 | rtc::CritScope lock(&local_crit_sect_); |
| 772 | encoded_image_callback_ = callback; |
| 773 | return FakeEncoder::RegisterEncodeCompleteCallback(callback); |
| 774 | } |
| 775 | |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 776 | void ContinueEncode() { continue_encode_event_.Set(); } |
| 777 | |
| 778 | void CheckLastTimeStampsMatch(int64_t ntp_time_ms, |
| 779 | uint32_t timestamp) const { |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 780 | rtc::CritScope lock(&local_crit_sect_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 781 | EXPECT_EQ(timestamp_, timestamp); |
| 782 | EXPECT_EQ(ntp_time_ms_, ntp_time_ms); |
| 783 | } |
| 784 | |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 785 | void SetQualityScaling(bool b) { |
| 786 | rtc::CritScope lock(&local_crit_sect_); |
| 787 | quality_scaling_ = b; |
| 788 | } |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 789 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 790 | void SetRequestedResolutionAlignment(int requested_resolution_alignment) { |
| 791 | rtc::CritScope lock(&local_crit_sect_); |
| 792 | requested_resolution_alignment_ = requested_resolution_alignment; |
| 793 | } |
| 794 | |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 795 | void SetIsHardwareAccelerated(bool is_hardware_accelerated) { |
| 796 | rtc::CritScope lock(&local_crit_sect_); |
| 797 | is_hardware_accelerated_ = is_hardware_accelerated; |
| 798 | } |
| 799 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 800 | void SetTemporalLayersSupported(size_t spatial_idx, bool supported) { |
| 801 | RTC_DCHECK_LT(spatial_idx, kMaxSpatialLayers); |
| 802 | rtc::CritScope lock(&local_crit_sect_); |
| 803 | temporal_layers_supported_[spatial_idx] = supported; |
| 804 | } |
| 805 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 806 | void SetResolutionBitrateLimits( |
| 807 | std::vector<ResolutionBitrateLimits> thresholds) { |
| 808 | rtc::CritScope cs(&local_crit_sect_); |
| 809 | resolution_bitrate_limits_ = thresholds; |
| 810 | } |
| 811 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 812 | void ForceInitEncodeFailure(bool force_failure) { |
| 813 | rtc::CritScope lock(&local_crit_sect_); |
| 814 | force_init_encode_failed_ = force_failure; |
| 815 | } |
| 816 | |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 817 | void SimulateOvershoot(double rate_factor) { |
| 818 | rtc::CritScope lock(&local_crit_sect_); |
| 819 | rate_factor_ = rate_factor; |
| 820 | } |
| 821 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 822 | uint32_t GetLastFramerate() const { |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 823 | rtc::CritScope lock(&local_crit_sect_); |
| 824 | return last_framerate_; |
| 825 | } |
| 826 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 827 | VideoFrame::UpdateRect GetLastUpdateRect() const { |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 828 | rtc::CritScope lock(&local_crit_sect_); |
| 829 | return last_update_rect_; |
| 830 | } |
| 831 | |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 832 | const std::vector<VideoFrameType>& LastFrameTypes() const { |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 833 | rtc::CritScope lock(&local_crit_sect_); |
| 834 | return last_frame_types_; |
| 835 | } |
| 836 | |
| 837 | void InjectFrame(const VideoFrame& input_image, bool keyframe) { |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 838 | const std::vector<VideoFrameType> frame_type = { |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 839 | keyframe ? VideoFrameType::kVideoFrameKey |
| 840 | : VideoFrameType::kVideoFrameDelta}; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 841 | { |
| 842 | rtc::CritScope lock(&local_crit_sect_); |
| 843 | last_frame_types_ = frame_type; |
| 844 | } |
Niels Möller | b859b32 | 2019-03-07 12:40:01 +0100 | [diff] [blame] | 845 | FakeEncoder::Encode(input_image, &frame_type); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 846 | } |
| 847 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 848 | void InjectEncodedImage(const EncodedImage& image) { |
| 849 | rtc::CritScope lock(&local_crit_sect_); |
| 850 | encoded_image_callback_->OnEncodedImage(image, nullptr, nullptr); |
| 851 | } |
| 852 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 853 | void InjectEncodedImage(const EncodedImage& image, |
| 854 | const CodecSpecificInfo* codec_specific_info, |
| 855 | const RTPFragmentationHeader* fragmentation) { |
| 856 | rtc::CritScope lock(&local_crit_sect_); |
| 857 | encoded_image_callback_->OnEncodedImage(image, codec_specific_info, |
| 858 | fragmentation); |
| 859 | } |
| 860 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 861 | void ExpectNullFrame() { |
| 862 | rtc::CritScope lock(&local_crit_sect_); |
| 863 | expect_null_frame_ = true; |
| 864 | } |
| 865 | |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 866 | absl::optional<VideoEncoder::RateControlParameters> |
| 867 | GetAndResetLastRateControlSettings() { |
| 868 | auto settings = last_rate_control_settings_; |
| 869 | last_rate_control_settings_.reset(); |
| 870 | return settings; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 871 | } |
| 872 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 873 | int GetNumEncoderInitializations() const { |
| 874 | rtc::CritScope lock(&local_crit_sect_); |
| 875 | return num_encoder_initializations_; |
| 876 | } |
| 877 | |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 878 | int GetNumSetRates() const { |
| 879 | rtc::CritScope lock(&local_crit_sect_); |
| 880 | return num_set_rates_; |
| 881 | } |
| 882 | |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 883 | private: |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 884 | int32_t Encode(const VideoFrame& input_image, |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 885 | const std::vector<VideoFrameType>* frame_types) override { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 886 | bool block_encode; |
| 887 | { |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 888 | rtc::CritScope lock(&local_crit_sect_); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 889 | if (expect_null_frame_) { |
| 890 | EXPECT_EQ(input_image.timestamp(), 0u); |
| 891 | EXPECT_EQ(input_image.width(), 1); |
| 892 | last_frame_types_ = *frame_types; |
| 893 | expect_null_frame_ = false; |
| 894 | } else { |
| 895 | EXPECT_GT(input_image.timestamp(), timestamp_); |
| 896 | EXPECT_GT(input_image.ntp_time_ms(), ntp_time_ms_); |
| 897 | EXPECT_EQ(input_image.timestamp(), input_image.ntp_time_ms() * 90); |
| 898 | } |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 899 | |
| 900 | timestamp_ = input_image.timestamp(); |
| 901 | ntp_time_ms_ = input_image.ntp_time_ms(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 902 | last_input_width_ = input_image.width(); |
| 903 | last_input_height_ = input_image.height(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 904 | block_encode = block_next_encode_; |
| 905 | block_next_encode_ = false; |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 906 | last_update_rect_ = input_image.update_rect(); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 907 | last_frame_types_ = *frame_types; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 908 | } |
Niels Möller | b859b32 | 2019-03-07 12:40:01 +0100 | [diff] [blame] | 909 | int32_t result = FakeEncoder::Encode(input_image, frame_types); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 910 | if (block_encode) |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 911 | EXPECT_TRUE(continue_encode_event_.Wait(kDefaultTimeoutMs)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 912 | return result; |
| 913 | } |
| 914 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 915 | int32_t InitEncode(const VideoCodec* config, |
Elad Alon | 370f93a | 2019-06-11 14:57:57 +0200 | [diff] [blame] | 916 | const Settings& settings) override { |
| 917 | int res = FakeEncoder::InitEncode(config, settings); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 918 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 919 | rtc::CritScope lock(&local_crit_sect_); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 920 | EXPECT_EQ(initialized_, EncoderState::kUninitialized); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 921 | |
| 922 | ++num_encoder_initializations_; |
| 923 | |
Erik Språng | 82fad3d | 2018-03-21 09:57:23 +0100 | [diff] [blame] | 924 | if (config->codecType == kVideoCodecVP8) { |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 925 | // Simulate setting up temporal layers, in order to validate the life |
| 926 | // cycle of these objects. |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 927 | Vp8TemporalLayersFactory factory; |
Elad Alon | 45befc5 | 2019-07-02 11:20:09 +0200 | [diff] [blame] | 928 | frame_buffer_controller_ = |
| 929 | factory.Create(*config, settings, &fec_controller_override_); |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 930 | } |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 931 | if (force_init_encode_failed_) { |
| 932 | initialized_ = EncoderState::kInitializationFailed; |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 933 | return -1; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 934 | } |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 935 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 936 | initialized_ = EncoderState::kInitialized; |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 937 | return res; |
| 938 | } |
| 939 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 940 | int32_t Release() override { |
| 941 | rtc::CritScope lock(&local_crit_sect_); |
| 942 | EXPECT_NE(initialized_, EncoderState::kUninitialized); |
| 943 | initialized_ = EncoderState::kUninitialized; |
| 944 | return FakeEncoder::Release(); |
| 945 | } |
| 946 | |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 947 | void SetRates(const RateControlParameters& parameters) { |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 948 | rtc::CritScope lock(&local_crit_sect_); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 949 | num_set_rates_++; |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 950 | VideoBitrateAllocation adjusted_rate_allocation; |
| 951 | for (size_t si = 0; si < kMaxSpatialLayers; ++si) { |
| 952 | for (size_t ti = 0; ti < kMaxTemporalStreams; ++ti) { |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 953 | if (parameters.bitrate.HasBitrate(si, ti)) { |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 954 | adjusted_rate_allocation.SetBitrate( |
| 955 | si, ti, |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 956 | static_cast<uint32_t>(parameters.bitrate.GetBitrate(si, ti) * |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 957 | rate_factor_)); |
| 958 | } |
| 959 | } |
| 960 | } |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 961 | last_framerate_ = static_cast<uint32_t>(parameters.framerate_fps + 0.5); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 962 | last_rate_control_settings_ = parameters; |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 963 | RateControlParameters adjusted_paramters = parameters; |
| 964 | adjusted_paramters.bitrate = adjusted_rate_allocation; |
| 965 | FakeEncoder::SetRates(adjusted_paramters); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 966 | } |
| 967 | |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 968 | rtc::CriticalSection local_crit_sect_; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 969 | enum class EncoderState { |
| 970 | kUninitialized, |
| 971 | kInitializationFailed, |
| 972 | kInitialized |
| 973 | } initialized_ RTC_GUARDED_BY(local_crit_sect_) = |
| 974 | EncoderState::kUninitialized; |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 975 | bool block_next_encode_ RTC_GUARDED_BY(local_crit_sect_) = false; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 976 | rtc::Event continue_encode_event_; |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 977 | uint32_t timestamp_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
| 978 | int64_t ntp_time_ms_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
| 979 | int last_input_width_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
| 980 | int last_input_height_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
| 981 | bool quality_scaling_ RTC_GUARDED_BY(local_crit_sect_) = true; |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 982 | int requested_resolution_alignment_ RTC_GUARDED_BY(local_crit_sect_) = 1; |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 983 | bool is_hardware_accelerated_ RTC_GUARDED_BY(local_crit_sect_) = false; |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 984 | std::unique_ptr<Vp8FrameBufferController> frame_buffer_controller_ |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 985 | RTC_GUARDED_BY(local_crit_sect_); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 986 | absl::optional<bool> |
| 987 | temporal_layers_supported_[kMaxSpatialLayers] RTC_GUARDED_BY( |
| 988 | local_crit_sect_); |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 989 | bool force_init_encode_failed_ RTC_GUARDED_BY(local_crit_sect_) = false; |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 990 | double rate_factor_ RTC_GUARDED_BY(local_crit_sect_) = 1.0; |
| 991 | uint32_t last_framerate_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 992 | absl::optional<VideoEncoder::RateControlParameters> |
| 993 | last_rate_control_settings_; |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 994 | VideoFrame::UpdateRect last_update_rect_ |
| 995 | RTC_GUARDED_BY(local_crit_sect_) = {0, 0, 0, 0}; |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 996 | std::vector<VideoFrameType> last_frame_types_; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 997 | bool expect_null_frame_ = false; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 998 | EncodedImageCallback* encoded_image_callback_ |
| 999 | RTC_GUARDED_BY(local_crit_sect_) = nullptr; |
Elad Alon | 45befc5 | 2019-07-02 11:20:09 +0200 | [diff] [blame] | 1000 | MockFecControllerOverride fec_controller_override_; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1001 | int num_encoder_initializations_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1002 | std::vector<ResolutionBitrateLimits> resolution_bitrate_limits_ |
| 1003 | RTC_GUARDED_BY(local_crit_sect_); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 1004 | int num_set_rates_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1005 | }; |
| 1006 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1007 | class TestSink : public VideoStreamEncoder::EncoderSink { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1008 | public: |
| 1009 | explicit TestSink(TestEncoder* test_encoder) |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1010 | : test_encoder_(test_encoder) {} |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1011 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1012 | void WaitForEncodedFrame(int64_t expected_ntp_time) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1013 | EXPECT_TRUE( |
| 1014 | TimedWaitForEncodedFrame(expected_ntp_time, kDefaultTimeoutMs)); |
| 1015 | } |
| 1016 | |
| 1017 | bool TimedWaitForEncodedFrame(int64_t expected_ntp_time, |
| 1018 | int64_t timeout_ms) { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1019 | uint32_t timestamp = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1020 | if (!encoded_frame_event_.Wait(timeout_ms)) |
| 1021 | return false; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1022 | { |
| 1023 | rtc::CritScope lock(&crit_); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1024 | timestamp = last_timestamp_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1025 | } |
| 1026 | test_encoder_->CheckLastTimeStampsMatch(expected_ntp_time, timestamp); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1027 | return true; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1028 | } |
| 1029 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1030 | void WaitForEncodedFrame(uint32_t expected_width, |
| 1031 | uint32_t expected_height) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1032 | EXPECT_TRUE(encoded_frame_event_.Wait(kDefaultTimeoutMs)); |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 1033 | CheckLastFrameSizeMatches(expected_width, expected_height); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1034 | } |
| 1035 | |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 1036 | void CheckLastFrameSizeMatches(uint32_t expected_width, |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1037 | uint32_t expected_height) { |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1038 | uint32_t width = 0; |
| 1039 | uint32_t height = 0; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1040 | { |
| 1041 | rtc::CritScope lock(&crit_); |
| 1042 | width = last_width_; |
| 1043 | height = last_height_; |
| 1044 | } |
| 1045 | EXPECT_EQ(expected_height, height); |
| 1046 | EXPECT_EQ(expected_width, width); |
| 1047 | } |
| 1048 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 1049 | void CheckLastFrameSizeIsMultipleOf(int resolution_alignment) { |
| 1050 | int width = 0; |
| 1051 | int height = 0; |
| 1052 | { |
| 1053 | rtc::CritScope lock(&crit_); |
| 1054 | width = last_width_; |
| 1055 | height = last_height_; |
| 1056 | } |
| 1057 | EXPECT_EQ(width % resolution_alignment, 0); |
| 1058 | EXPECT_EQ(height % resolution_alignment, 0); |
| 1059 | } |
| 1060 | |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1061 | void CheckLastFrameRotationMatches(VideoRotation expected_rotation) { |
| 1062 | VideoRotation rotation; |
| 1063 | { |
| 1064 | rtc::CritScope lock(&crit_); |
| 1065 | rotation = last_rotation_; |
| 1066 | } |
| 1067 | EXPECT_EQ(expected_rotation, rotation); |
| 1068 | } |
| 1069 | |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 1070 | void ExpectDroppedFrame() { EXPECT_FALSE(encoded_frame_event_.Wait(100)); } |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 1071 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1072 | bool WaitForFrame(int64_t timeout_ms) { |
| 1073 | return encoded_frame_event_.Wait(timeout_ms); |
| 1074 | } |
| 1075 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1076 | void SetExpectNoFrames() { |
| 1077 | rtc::CritScope lock(&crit_); |
| 1078 | expect_frames_ = false; |
| 1079 | } |
| 1080 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1081 | int number_of_reconfigurations() const { |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1082 | rtc::CritScope lock(&crit_); |
| 1083 | return number_of_reconfigurations_; |
| 1084 | } |
| 1085 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1086 | int last_min_transmit_bitrate() const { |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1087 | rtc::CritScope lock(&crit_); |
| 1088 | return min_transmit_bitrate_bps_; |
| 1089 | } |
| 1090 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1091 | void SetNumExpectedLayers(size_t num_layers) { |
| 1092 | rtc::CritScope lock(&crit_); |
| 1093 | num_expected_layers_ = num_layers; |
| 1094 | } |
| 1095 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1096 | int64_t GetLastCaptureTimeMs() const { |
| 1097 | rtc::CritScope lock(&crit_); |
| 1098 | return last_capture_time_ms_; |
| 1099 | } |
| 1100 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1101 | std::vector<uint8_t> GetLastEncodedImageData() { |
| 1102 | rtc::CritScope lock(&crit_); |
| 1103 | return std::move(last_encoded_image_data_); |
| 1104 | } |
| 1105 | |
| 1106 | RTPFragmentationHeader GetLastFragmentation() { |
| 1107 | rtc::CritScope lock(&crit_); |
| 1108 | return std::move(last_fragmentation_); |
| 1109 | } |
| 1110 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1111 | private: |
sergeyu | 2cb155a | 2016-11-04 11:39:29 -0700 | [diff] [blame] | 1112 | Result OnEncodedImage( |
| 1113 | const EncodedImage& encoded_image, |
| 1114 | const CodecSpecificInfo* codec_specific_info, |
| 1115 | const RTPFragmentationHeader* fragmentation) override { |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1116 | rtc::CritScope lock(&crit_); |
| 1117 | EXPECT_TRUE(expect_frames_); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1118 | last_encoded_image_data_ = std::vector<uint8_t>( |
| 1119 | encoded_image.data(), encoded_image.data() + encoded_image.size()); |
| 1120 | if (fragmentation) { |
| 1121 | last_fragmentation_.CopyFrom(*fragmentation); |
| 1122 | } |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1123 | uint32_t timestamp = encoded_image.Timestamp(); |
| 1124 | if (last_timestamp_ != timestamp) { |
| 1125 | num_received_layers_ = 1; |
| 1126 | } else { |
| 1127 | ++num_received_layers_; |
| 1128 | } |
| 1129 | last_timestamp_ = timestamp; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1130 | last_capture_time_ms_ = encoded_image.capture_time_ms_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1131 | last_width_ = encoded_image._encodedWidth; |
| 1132 | last_height_ = encoded_image._encodedHeight; |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1133 | last_rotation_ = encoded_image.rotation_; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1134 | if (num_received_layers_ == num_expected_layers_) { |
| 1135 | encoded_frame_event_.Set(); |
| 1136 | } |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1137 | return Result(Result::OK, last_timestamp_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1138 | } |
| 1139 | |
Rasmus Brandt | c402dbe | 2019-02-04 11:09:46 +0100 | [diff] [blame] | 1140 | void OnEncoderConfigurationChanged( |
| 1141 | std::vector<VideoStream> streams, |
| 1142 | VideoEncoderConfig::ContentType content_type, |
| 1143 | int min_transmit_bitrate_bps) override { |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1144 | rtc::CritScope lock(&crit_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1145 | ++number_of_reconfigurations_; |
| 1146 | min_transmit_bitrate_bps_ = min_transmit_bitrate_bps; |
| 1147 | } |
| 1148 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1149 | rtc::CriticalSection crit_; |
| 1150 | TestEncoder* test_encoder_; |
| 1151 | rtc::Event encoded_frame_event_; |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1152 | std::vector<uint8_t> last_encoded_image_data_; |
| 1153 | RTPFragmentationHeader last_fragmentation_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1154 | uint32_t last_timestamp_ = 0; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1155 | int64_t last_capture_time_ms_ = 0; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1156 | uint32_t last_height_ = 0; |
| 1157 | uint32_t last_width_ = 0; |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1158 | VideoRotation last_rotation_ = kVideoRotation_0; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1159 | size_t num_expected_layers_ = 1; |
| 1160 | size_t num_received_layers_ = 0; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1161 | bool expect_frames_ = true; |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1162 | int number_of_reconfigurations_ = 0; |
| 1163 | int min_transmit_bitrate_bps_ = 0; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1164 | }; |
| 1165 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1166 | class VideoBitrateAllocatorProxyFactory |
| 1167 | : public VideoBitrateAllocatorFactory { |
| 1168 | public: |
| 1169 | VideoBitrateAllocatorProxyFactory() |
| 1170 | : bitrate_allocator_factory_( |
| 1171 | CreateBuiltinVideoBitrateAllocatorFactory()) {} |
| 1172 | |
| 1173 | std::unique_ptr<VideoBitrateAllocator> CreateVideoBitrateAllocator( |
| 1174 | const VideoCodec& codec) override { |
| 1175 | rtc::CritScope lock(&crit_); |
| 1176 | codec_config_ = codec; |
| 1177 | return bitrate_allocator_factory_->CreateVideoBitrateAllocator(codec); |
| 1178 | } |
| 1179 | |
| 1180 | VideoCodec codec_config() const { |
| 1181 | rtc::CritScope lock(&crit_); |
| 1182 | return codec_config_; |
| 1183 | } |
| 1184 | |
| 1185 | private: |
| 1186 | std::unique_ptr<VideoBitrateAllocatorFactory> bitrate_allocator_factory_; |
| 1187 | |
| 1188 | rtc::CriticalSection crit_; |
| 1189 | VideoCodec codec_config_ RTC_GUARDED_BY(crit_); |
| 1190 | }; |
| 1191 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1192 | VideoSendStream::Config video_send_config_; |
Erik Språng | 08127a9 | 2016-11-16 16:41:30 +0100 | [diff] [blame] | 1193 | VideoEncoderConfig video_encoder_config_; |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1194 | int codec_width_; |
| 1195 | int codec_height_; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1196 | int max_framerate_; |
Erik Språng | 8226875 | 2019-08-29 15:07:47 +0200 | [diff] [blame] | 1197 | rtc::ScopedFakeClock fake_clock_; |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 1198 | const std::unique_ptr<TaskQueueFactory> task_queue_factory_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1199 | TestEncoder fake_encoder_; |
Niels Möller | cbcbc22 | 2018-09-28 09:07:24 +0200 | [diff] [blame] | 1200 | test::VideoEncoderProxyFactory encoder_factory_; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1201 | VideoBitrateAllocatorProxyFactory bitrate_allocator_factory_; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1202 | std::unique_ptr<MockableSendStatisticsProxy> stats_proxy_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1203 | TestSink sink_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1204 | AdaptingFrameForwarder video_source_; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1205 | std::unique_ptr<VideoStreamEncoderUnderTest> video_stream_encoder_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1206 | }; |
| 1207 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1208 | TEST_F(VideoStreamEncoderTest, EncodeOneFrame) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1209 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1210 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1211 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1212 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1213 | rtc::Event frame_destroyed_event; |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1214 | video_source_.IncomingCapturedFrame(CreateFrame(1, &frame_destroyed_event)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1215 | WaitForEncodedFrame(1); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1216 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1217 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1218 | } |
| 1219 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1220 | TEST_F(VideoStreamEncoderTest, DropsFramesBeforeFirstOnBitrateUpdated) { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1221 | // Dropped since no target bitrate has been set. |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1222 | rtc::Event frame_destroyed_event; |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1223 | // The encoder will cache up to one frame for a short duration. Adding two |
| 1224 | // frames means that the first frame will be dropped and the second frame will |
| 1225 | // be sent when the encoder is enabled. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1226 | video_source_.IncomingCapturedFrame(CreateFrame(1, &frame_destroyed_event)); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1227 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1228 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1229 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1230 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1231 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1232 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1233 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1234 | |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1235 | // The pending frame should be received. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1236 | WaitForEncodedFrame(2); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1237 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 1238 | |
| 1239 | WaitForEncodedFrame(3); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1240 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1241 | } |
| 1242 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1243 | TEST_F(VideoStreamEncoderTest, DropsFramesWhenRateSetToZero) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1244 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1245 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1246 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1247 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1248 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1249 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1250 | |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1251 | video_stream_encoder_->OnBitrateUpdated(DataRate::BitsPerSec(0), |
| 1252 | DataRate::BitsPerSec(0), |
| 1253 | DataRate::BitsPerSec(0), 0, 0, 0); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1254 | // The encoder will cache up to one frame for a short duration. Adding two |
| 1255 | // frames means that the first frame will be dropped and the second frame will |
| 1256 | // be sent when the encoder is resumed. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1257 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1258 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1259 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1260 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1261 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1262 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1263 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1264 | WaitForEncodedFrame(3); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1265 | video_source_.IncomingCapturedFrame(CreateFrame(4, nullptr)); |
| 1266 | WaitForEncodedFrame(4); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1267 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1268 | } |
| 1269 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1270 | TEST_F(VideoStreamEncoderTest, DropsFramesWithSameOrOldNtpTimestamp) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1271 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1272 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1273 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1274 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1275 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1276 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1277 | |
| 1278 | // This frame will be dropped since it has the same ntp timestamp. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1279 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1280 | |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1281 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1282 | WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1283 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1284 | } |
| 1285 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1286 | TEST_F(VideoStreamEncoderTest, DropsFrameAfterStop) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1287 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1288 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1289 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1290 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1291 | |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1292 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1293 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1294 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1295 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1296 | sink_.SetExpectNoFrames(); |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1297 | rtc::Event frame_destroyed_event; |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1298 | video_source_.IncomingCapturedFrame(CreateFrame(2, &frame_destroyed_event)); |
| 1299 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1300 | } |
| 1301 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1302 | TEST_F(VideoStreamEncoderTest, DropsPendingFramesOnSlowEncode) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1303 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1304 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1305 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1306 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1307 | |
| 1308 | fake_encoder_.BlockNextEncode(); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1309 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1310 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1311 | // Here, the encoder thread will be blocked in the TestEncoder waiting for a |
| 1312 | // call to ContinueEncode. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1313 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1314 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1315 | fake_encoder_.ContinueEncode(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1316 | WaitForEncodedFrame(3); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1317 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1318 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1319 | } |
| 1320 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1321 | TEST_F(VideoStreamEncoderTest, DropFrameWithFailedI420Conversion) { |
| 1322 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1323 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1324 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1325 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1326 | |
| 1327 | rtc::Event frame_destroyed_event; |
| 1328 | video_source_.IncomingCapturedFrame( |
| 1329 | CreateFakeNativeFrame(1, &frame_destroyed_event)); |
| 1330 | ExpectDroppedFrame(); |
| 1331 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
| 1332 | video_stream_encoder_->Stop(); |
| 1333 | } |
| 1334 | |
| 1335 | TEST_F(VideoStreamEncoderTest, DropFrameWithFailedI420ConversionWithCrop) { |
| 1336 | // Use the cropping factory. |
| 1337 | video_encoder_config_.video_stream_factory = |
| 1338 | new rtc::RefCountedObject<CroppingVideoStreamFactory>(1, 30); |
| 1339 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config_), |
| 1340 | kMaxPayloadLength); |
| 1341 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 1342 | |
| 1343 | // Capture a frame at codec_width_/codec_height_. |
| 1344 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1345 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1346 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1347 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1348 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1349 | WaitForEncodedFrame(1); |
| 1350 | // The encoder will have been configured once. |
| 1351 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
| 1352 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1353 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
| 1354 | |
| 1355 | // Now send in a fake frame that needs to be cropped as the width/height |
| 1356 | // aren't divisible by 4 (see CreateEncoderStreams above). |
| 1357 | rtc::Event frame_destroyed_event; |
| 1358 | video_source_.IncomingCapturedFrame(CreateFakeNativeFrame( |
| 1359 | 2, &frame_destroyed_event, codec_width_ + 1, codec_height_ + 1)); |
| 1360 | ExpectDroppedFrame(); |
| 1361 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
| 1362 | video_stream_encoder_->Stop(); |
| 1363 | } |
| 1364 | |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 1365 | TEST_F(VideoStreamEncoderTest, DropsFramesWhenCongestionWindowPushbackSet) { |
| 1366 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1367 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1368 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1369 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 1370 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1371 | WaitForEncodedFrame(1); |
| 1372 | |
| 1373 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1374 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1375 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1376 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0.5); |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 1377 | // The congestion window pushback is set to 0.5, which will drop 1/2 of |
| 1378 | // frames. Adding two frames means that the first frame will be dropped and |
| 1379 | // the second frame will be sent to the encoder. |
| 1380 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1381 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 1382 | WaitForEncodedFrame(3); |
| 1383 | video_source_.IncomingCapturedFrame(CreateFrame(4, nullptr)); |
| 1384 | video_source_.IncomingCapturedFrame(CreateFrame(5, nullptr)); |
| 1385 | WaitForEncodedFrame(5); |
| 1386 | EXPECT_EQ(2u, stats_proxy_->GetStats().frames_dropped_by_congestion_window); |
| 1387 | video_stream_encoder_->Stop(); |
| 1388 | } |
| 1389 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1390 | TEST_F(VideoStreamEncoderTest, |
| 1391 | ConfigureEncoderTriggersOnEncoderConfigurationChanged) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1392 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1393 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1394 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1395 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1396 | EXPECT_EQ(0, sink_.number_of_reconfigurations()); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1397 | |
| 1398 | // Capture a frame and wait for it to synchronize with the encoder thread. |
Per | f8c5f2b | 2016-09-23 16:24:55 +0200 | [diff] [blame] | 1399 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1400 | WaitForEncodedFrame(1); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1401 | // The encoder will have been configured once when the first frame is |
| 1402 | // received. |
| 1403 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1404 | |
| 1405 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 1406 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1407 | video_encoder_config.min_transmit_bitrate_bps = 9999; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1408 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 1409 | kMaxPayloadLength); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1410 | |
| 1411 | // Capture a frame and wait for it to synchronize with the encoder thread. |
Per | f8c5f2b | 2016-09-23 16:24:55 +0200 | [diff] [blame] | 1412 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1413 | WaitForEncodedFrame(2); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1414 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
perkj | 3b703ed | 2016-09-29 23:25:40 -0700 | [diff] [blame] | 1415 | EXPECT_EQ(9999, sink_.last_min_transmit_bitrate()); |
perkj | 26105b4 | 2016-09-29 22:39:10 -0700 | [diff] [blame] | 1416 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1417 | video_stream_encoder_->Stop(); |
perkj | 26105b4 | 2016-09-29 22:39:10 -0700 | [diff] [blame] | 1418 | } |
| 1419 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1420 | TEST_F(VideoStreamEncoderTest, FrameResolutionChangeReconfigureEncoder) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1421 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1422 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1423 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1424 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1425 | |
| 1426 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1427 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1428 | WaitForEncodedFrame(1); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1429 | // The encoder will have been configured once. |
| 1430 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1431 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1432 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
| 1433 | |
| 1434 | codec_width_ *= 2; |
| 1435 | codec_height_ *= 2; |
| 1436 | // Capture a frame with a higher resolution and wait for it to synchronize |
| 1437 | // with the encoder thread. |
| 1438 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1439 | WaitForEncodedFrame(2); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1440 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1441 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1442 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1443 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1444 | video_stream_encoder_->Stop(); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1445 | } |
| 1446 | |
Sergey Silkin | 443b7ee | 2019-06-28 12:53:07 +0200 | [diff] [blame] | 1447 | TEST_F(VideoStreamEncoderTest, |
| 1448 | EncoderInstanceDestroyedBeforeAnotherInstanceCreated) { |
| 1449 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1450 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1451 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1452 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 443b7ee | 2019-06-28 12:53:07 +0200 | [diff] [blame] | 1453 | |
| 1454 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1455 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1456 | WaitForEncodedFrame(1); |
| 1457 | |
| 1458 | VideoEncoderConfig video_encoder_config; |
| 1459 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1460 | // Changing the max payload data length recreates encoder. |
| 1461 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
| 1462 | kMaxPayloadLength / 2); |
| 1463 | |
| 1464 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1465 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1466 | WaitForEncodedFrame(2); |
| 1467 | EXPECT_EQ(1, encoder_factory_.GetMaxNumberOfSimultaneousEncoderInstances()); |
| 1468 | |
| 1469 | video_stream_encoder_->Stop(); |
| 1470 | } |
| 1471 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1472 | TEST_F(VideoStreamEncoderTest, BitrateLimitsChangeReconfigureRateAllocator) { |
| 1473 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1474 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1475 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1476 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1477 | |
| 1478 | VideoEncoderConfig video_encoder_config; |
| 1479 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1480 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 1481 | video_stream_encoder_->SetStartBitrate(kStartBitrateBps); |
| 1482 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1483 | kMaxPayloadLength); |
| 1484 | |
| 1485 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1486 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1487 | WaitForEncodedFrame(1); |
| 1488 | // The encoder will have been configured once when the first frame is |
| 1489 | // received. |
| 1490 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
| 1491 | EXPECT_EQ(kTargetBitrateBps, |
| 1492 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1493 | EXPECT_EQ(kStartBitrateBps, |
| 1494 | bitrate_allocator_factory_.codec_config().startBitrate * 1000); |
| 1495 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1496 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, |
| 1497 | &video_encoder_config); //??? |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1498 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps * 2; |
| 1499 | video_stream_encoder_->SetStartBitrate(kStartBitrateBps * 2); |
| 1500 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
| 1501 | kMaxPayloadLength); |
| 1502 | |
| 1503 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1504 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1505 | WaitForEncodedFrame(2); |
| 1506 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
| 1507 | // Bitrate limits have changed - rate allocator should be reconfigured, |
| 1508 | // encoder should not be reconfigured. |
| 1509 | EXPECT_EQ(kTargetBitrateBps * 2, |
| 1510 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1511 | EXPECT_EQ(kStartBitrateBps * 2, |
| 1512 | bitrate_allocator_factory_.codec_config().startBitrate * 1000); |
| 1513 | EXPECT_EQ(1, fake_encoder_.GetNumEncoderInitializations()); |
| 1514 | |
| 1515 | video_stream_encoder_->Stop(); |
| 1516 | } |
| 1517 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1518 | TEST_F(VideoStreamEncoderTest, |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1519 | IntersectionOfEncoderAndAppBitrateLimitsUsedWhenBothProvided) { |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1520 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1521 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1522 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1523 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1524 | |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1525 | const uint32_t kMinEncBitrateKbps = 100; |
| 1526 | const uint32_t kMaxEncBitrateKbps = 1000; |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1527 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits( |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1528 | /*frame_size_pixels=*/codec_width_ * codec_height_, |
| 1529 | /*min_start_bitrate_bps=*/0, |
| 1530 | /*min_bitrate_bps=*/kMinEncBitrateKbps * 1000, |
| 1531 | /*max_bitrate_bps=*/kMaxEncBitrateKbps * 1000); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1532 | fake_encoder_.SetResolutionBitrateLimits({encoder_bitrate_limits}); |
| 1533 | |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1534 | VideoEncoderConfig video_encoder_config; |
| 1535 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1536 | video_encoder_config.max_bitrate_bps = (kMaxEncBitrateKbps + 1) * 1000; |
| 1537 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = |
| 1538 | (kMinEncBitrateKbps + 1) * 1000; |
| 1539 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1540 | kMaxPayloadLength); |
| 1541 | |
| 1542 | // When both encoder and app provide bitrate limits, the intersection of |
| 1543 | // provided sets should be used. |
| 1544 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1545 | WaitForEncodedFrame(1); |
| 1546 | EXPECT_EQ(kMaxEncBitrateKbps, |
| 1547 | bitrate_allocator_factory_.codec_config().maxBitrate); |
| 1548 | EXPECT_EQ(kMinEncBitrateKbps + 1, |
| 1549 | bitrate_allocator_factory_.codec_config().minBitrate); |
| 1550 | |
| 1551 | video_encoder_config.max_bitrate_bps = (kMaxEncBitrateKbps - 1) * 1000; |
| 1552 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = |
| 1553 | (kMinEncBitrateKbps - 1) * 1000; |
| 1554 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1555 | kMaxPayloadLength); |
| 1556 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1557 | WaitForEncodedFrame(2); |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1558 | EXPECT_EQ(kMaxEncBitrateKbps - 1, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1559 | bitrate_allocator_factory_.codec_config().maxBitrate); |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1560 | EXPECT_EQ(kMinEncBitrateKbps, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1561 | bitrate_allocator_factory_.codec_config().minBitrate); |
| 1562 | |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1563 | video_stream_encoder_->Stop(); |
| 1564 | } |
| 1565 | |
| 1566 | TEST_F(VideoStreamEncoderTest, |
| 1567 | EncoderAndAppLimitsDontIntersectEncoderLimitsIgnored) { |
| 1568 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1569 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1570 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1571 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1572 | |
| 1573 | const uint32_t kMinAppBitrateKbps = 100; |
| 1574 | const uint32_t kMaxAppBitrateKbps = 200; |
| 1575 | const uint32_t kMinEncBitrateKbps = kMaxAppBitrateKbps + 1; |
| 1576 | const uint32_t kMaxEncBitrateKbps = kMaxAppBitrateKbps * 2; |
| 1577 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits( |
| 1578 | /*frame_size_pixels=*/codec_width_ * codec_height_, |
| 1579 | /*min_start_bitrate_bps=*/0, |
| 1580 | /*min_bitrate_bps=*/kMinEncBitrateKbps * 1000, |
| 1581 | /*max_bitrate_bps=*/kMaxEncBitrateKbps * 1000); |
| 1582 | fake_encoder_.SetResolutionBitrateLimits({encoder_bitrate_limits}); |
| 1583 | |
| 1584 | VideoEncoderConfig video_encoder_config; |
| 1585 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1586 | video_encoder_config.max_bitrate_bps = kMaxAppBitrateKbps * 1000; |
| 1587 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = |
| 1588 | kMinAppBitrateKbps * 1000; |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1589 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1590 | kMaxPayloadLength); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1591 | |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1592 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1593 | WaitForEncodedFrame(1); |
| 1594 | EXPECT_EQ(kMaxAppBitrateKbps, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1595 | bitrate_allocator_factory_.codec_config().maxBitrate); |
Sergey Silkin | cd02eba | 2020-01-20 14:48:40 +0100 | [diff] [blame] | 1596 | EXPECT_EQ(kMinAppBitrateKbps, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1597 | bitrate_allocator_factory_.codec_config().minBitrate); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1598 | |
| 1599 | video_stream_encoder_->Stop(); |
| 1600 | } |
| 1601 | |
| 1602 | TEST_F(VideoStreamEncoderTest, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1603 | EncoderRecommendedMaxAndMinBitratesUsedForGivenResolution) { |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1604 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1605 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1606 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1607 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1608 | |
| 1609 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits_270p( |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1610 | 480 * 270, 34 * 1000, 12 * 1000, 1234 * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1611 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits_360p( |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1612 | 640 * 360, 43 * 1000, 21 * 1000, 2345 * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1613 | fake_encoder_.SetResolutionBitrateLimits( |
| 1614 | {encoder_bitrate_limits_270p, encoder_bitrate_limits_360p}); |
| 1615 | |
| 1616 | VideoEncoderConfig video_encoder_config; |
| 1617 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1618 | video_encoder_config.max_bitrate_bps = 0; |
| 1619 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1620 | kMaxPayloadLength); |
| 1621 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1622 | // 270p. The bitrate limits recommended by encoder for 270p should be used. |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1623 | video_source_.IncomingCapturedFrame(CreateFrame(1, 480, 270)); |
| 1624 | WaitForEncodedFrame(1); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1625 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 1626 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1627 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 1628 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1629 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1630 | // 360p. The bitrate limits recommended by encoder for 360p should be used. |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1631 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 1632 | WaitForEncodedFrame(2); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1633 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 1634 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1635 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 1636 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1637 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1638 | // Resolution between 270p and 360p. The bitrate limits recommended by |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1639 | // encoder for 360p should be used. |
| 1640 | video_source_.IncomingCapturedFrame( |
| 1641 | CreateFrame(3, (640 + 480) / 2, (360 + 270) / 2)); |
| 1642 | WaitForEncodedFrame(3); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1643 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 1644 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1645 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 1646 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1647 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1648 | // Resolution higher than 360p. The caps recommended by encoder should be |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1649 | // ignored. |
| 1650 | video_source_.IncomingCapturedFrame(CreateFrame(4, 960, 540)); |
| 1651 | WaitForEncodedFrame(4); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1652 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 1653 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1654 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 1655 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1656 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 1657 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1658 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 1659 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1660 | |
| 1661 | // Resolution lower than 270p. The max bitrate limit recommended by encoder |
| 1662 | // for 270p should be used. |
| 1663 | video_source_.IncomingCapturedFrame(CreateFrame(5, 320, 180)); |
| 1664 | WaitForEncodedFrame(5); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1665 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 1666 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1667 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 1668 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1669 | |
| 1670 | video_stream_encoder_->Stop(); |
| 1671 | } |
| 1672 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1673 | TEST_F(VideoStreamEncoderTest, EncoderRecommendedMaxBitrateCapsTargetBitrate) { |
| 1674 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1675 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1676 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1677 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1678 | |
| 1679 | VideoEncoderConfig video_encoder_config; |
| 1680 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1681 | video_encoder_config.max_bitrate_bps = 0; |
| 1682 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1683 | kMaxPayloadLength); |
| 1684 | |
| 1685 | // Encode 720p frame to get the default encoder target bitrate. |
| 1686 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 1687 | WaitForEncodedFrame(1); |
| 1688 | const uint32_t kDefaultTargetBitrateFor720pKbps = |
| 1689 | bitrate_allocator_factory_.codec_config() |
| 1690 | .simulcastStream[0] |
| 1691 | .targetBitrate; |
| 1692 | |
| 1693 | // Set the max recommended encoder bitrate to something lower than the default |
| 1694 | // target bitrate. |
| 1695 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits( |
| 1696 | 1280 * 720, 10 * 1000, 10 * 1000, |
| 1697 | kDefaultTargetBitrateFor720pKbps / 2 * 1000); |
| 1698 | fake_encoder_.SetResolutionBitrateLimits({encoder_bitrate_limits}); |
| 1699 | |
| 1700 | // Change resolution to trigger encoder reinitialization. |
| 1701 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 1702 | WaitForEncodedFrame(2); |
| 1703 | video_source_.IncomingCapturedFrame(CreateFrame(3, 1280, 720)); |
| 1704 | WaitForEncodedFrame(3); |
| 1705 | |
| 1706 | // Ensure the target bitrate is capped by the max bitrate. |
| 1707 | EXPECT_EQ(bitrate_allocator_factory_.codec_config().maxBitrate * 1000, |
| 1708 | static_cast<uint32_t>(encoder_bitrate_limits.max_bitrate_bps)); |
| 1709 | EXPECT_EQ(bitrate_allocator_factory_.codec_config() |
| 1710 | .simulcastStream[0] |
| 1711 | .targetBitrate * |
| 1712 | 1000, |
| 1713 | static_cast<uint32_t>(encoder_bitrate_limits.max_bitrate_bps)); |
| 1714 | |
| 1715 | video_stream_encoder_->Stop(); |
| 1716 | } |
| 1717 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1718 | TEST_F(VideoStreamEncoderTest, SwitchSourceDeregisterEncoderAsSink) { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1719 | EXPECT_TRUE(video_source_.has_sinks()); |
| 1720 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1721 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1722 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1723 | EXPECT_FALSE(video_source_.has_sinks()); |
| 1724 | EXPECT_TRUE(new_video_source.has_sinks()); |
| 1725 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1726 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1727 | } |
| 1728 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1729 | TEST_F(VideoStreamEncoderTest, SinkWantsRotationApplied) { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1730 | EXPECT_FALSE(video_source_.sink_wants().rotation_applied); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1731 | video_stream_encoder_->SetSink(&sink_, true /*rotation_applied*/); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1732 | EXPECT_TRUE(video_source_.sink_wants().rotation_applied); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1733 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1734 | } |
| 1735 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 1736 | TEST_F(VideoStreamEncoderTest, SinkWantsResolutionAlignment) { |
| 1737 | constexpr int kRequestedResolutionAlignment = 7; |
| 1738 | video_source_.set_adaptation_enabled(true); |
| 1739 | fake_encoder_.SetRequestedResolutionAlignment(kRequestedResolutionAlignment); |
| 1740 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1741 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1742 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1743 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 1744 | |
| 1745 | // On the 1st frame, we should have initialized the encoder and |
| 1746 | // asked for its resolution requirements. |
| 1747 | video_source_.IncomingCapturedFrame( |
| 1748 | CreateFrame(1, codec_width_, codec_height_)); |
| 1749 | WaitForEncodedFrame(1); |
| 1750 | EXPECT_EQ(video_source_.sink_wants().resolution_alignment, |
| 1751 | kRequestedResolutionAlignment); |
| 1752 | |
| 1753 | // On the 2nd frame, we should be receiving a correctly aligned resolution. |
| 1754 | // (It's up the to the encoder to potentially drop the previous frame, |
| 1755 | // to avoid coding back-to-back keyframes.) |
| 1756 | video_source_.IncomingCapturedFrame( |
| 1757 | CreateFrame(2, codec_width_, codec_height_)); |
| 1758 | WaitForEncodedFrame(2); |
| 1759 | sink_.CheckLastFrameSizeIsMultipleOf(kRequestedResolutionAlignment); |
| 1760 | |
| 1761 | video_stream_encoder_->Stop(); |
| 1762 | } |
| 1763 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1764 | TEST_F(VideoStreamEncoderTest, TestCpuDowngrades_BalancedMode) { |
| 1765 | const int kFramerateFps = 30; |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1766 | const int kWidth = 1280; |
| 1767 | const int kHeight = 720; |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1768 | |
| 1769 | // We rely on the automatic resolution adaptation, but we handle framerate |
| 1770 | // adaptation manually by mocking the stats proxy. |
| 1771 | video_source_.set_adaptation_enabled(true); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1772 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1773 | // Enable BALANCED preference, no initial limitation. |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1774 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1775 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1776 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1777 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1778 | video_stream_encoder_->SetSource(&video_source_, |
| 1779 | webrtc::DegradationPreference::BALANCED); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1780 | VerifyNoLimitation(video_source_.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1781 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1782 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1783 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 1784 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1785 | // Adapt down as far as possible. |
| 1786 | rtc::VideoSinkWants last_wants; |
| 1787 | int64_t t = 1; |
| 1788 | int loop_count = 0; |
| 1789 | do { |
| 1790 | ++loop_count; |
| 1791 | last_wants = video_source_.sink_wants(); |
| 1792 | |
| 1793 | // Simulate the framerate we've been asked to adapt to. |
| 1794 | const int fps = std::min(kFramerateFps, last_wants.max_framerate_fps); |
| 1795 | const int frame_interval_ms = rtc::kNumMillisecsPerSec / fps; |
| 1796 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 1797 | mock_stats.input_frame_rate = fps; |
| 1798 | stats_proxy_->SetMockStats(mock_stats); |
| 1799 | |
| 1800 | video_source_.IncomingCapturedFrame(CreateFrame(t, kWidth, kHeight)); |
| 1801 | sink_.WaitForEncodedFrame(t); |
| 1802 | t += frame_interval_ms; |
| 1803 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1804 | video_stream_encoder_->TriggerCpuOveruse(); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1805 | VerifyBalancedModeFpsRange( |
| 1806 | video_source_.sink_wants(), |
| 1807 | *video_source_.last_sent_width() * *video_source_.last_sent_height()); |
| 1808 | } while (video_source_.sink_wants().max_pixel_count < |
| 1809 | last_wants.max_pixel_count || |
| 1810 | video_source_.sink_wants().max_framerate_fps < |
| 1811 | last_wants.max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1812 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1813 | // Verify that we've adapted all the way down. |
| 1814 | stats_proxy_->ResetMockStats(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1815 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1816 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 1817 | EXPECT_EQ(loop_count - 1, |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1818 | stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1819 | EXPECT_EQ(kMinPixelsPerFrame, *video_source_.last_sent_width() * |
| 1820 | *video_source_.last_sent_height()); |
| 1821 | EXPECT_EQ(kMinBalancedFramerateFps, |
| 1822 | video_source_.sink_wants().max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1823 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1824 | // Adapt back up the same number of times we adapted down. |
| 1825 | for (int i = 0; i < loop_count - 1; ++i) { |
| 1826 | last_wants = video_source_.sink_wants(); |
| 1827 | |
| 1828 | // Simulate the framerate we've been asked to adapt to. |
| 1829 | const int fps = std::min(kFramerateFps, last_wants.max_framerate_fps); |
| 1830 | const int frame_interval_ms = rtc::kNumMillisecsPerSec / fps; |
| 1831 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 1832 | mock_stats.input_frame_rate = fps; |
| 1833 | stats_proxy_->SetMockStats(mock_stats); |
| 1834 | |
| 1835 | video_source_.IncomingCapturedFrame(CreateFrame(t, kWidth, kHeight)); |
| 1836 | sink_.WaitForEncodedFrame(t); |
| 1837 | t += frame_interval_ms; |
| 1838 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1839 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1840 | VerifyBalancedModeFpsRange( |
| 1841 | video_source_.sink_wants(), |
| 1842 | *video_source_.last_sent_width() * *video_source_.last_sent_height()); |
| 1843 | EXPECT_TRUE(video_source_.sink_wants().max_pixel_count > |
| 1844 | last_wants.max_pixel_count || |
| 1845 | video_source_.sink_wants().max_framerate_fps > |
| 1846 | last_wants.max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1847 | } |
| 1848 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1849 | VerifyFpsMaxResolutionMax(video_source_.sink_wants()); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1850 | stats_proxy_->ResetMockStats(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1851 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1852 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 1853 | EXPECT_EQ((loop_count - 1) * 2, |
| 1854 | stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1855 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1856 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1857 | } |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 1858 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1859 | TEST_F(VideoStreamEncoderTest, SinkWantsStoredByDegradationPreference) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1860 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1861 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1862 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1863 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1864 | VerifyNoLimitation(video_source_.sink_wants()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1865 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1866 | const int kFrameWidth = 1280; |
| 1867 | const int kFrameHeight = 720; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1868 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1869 | int64_t frame_timestamp = 1; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1870 | |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 1871 | video_source_.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1872 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1873 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1874 | frame_timestamp += kFrameIntervalMs; |
| 1875 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1876 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1877 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1878 | video_source_.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1879 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1880 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1881 | frame_timestamp += kFrameIntervalMs; |
sprang | 3ea3c77 | 2017-03-30 07:23:48 -0700 | [diff] [blame] | 1882 | |
asapersson | 0944a80 | 2017-04-07 00:57:58 -0700 | [diff] [blame] | 1883 | // Default degradation preference is maintain-framerate, so will lower max |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1884 | // wanted resolution. |
| 1885 | EXPECT_FALSE(video_source_.sink_wants().target_pixel_count); |
| 1886 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, |
| 1887 | kFrameWidth * kFrameHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1888 | EXPECT_EQ(kDefaultFramerate, video_source_.sink_wants().max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1889 | |
| 1890 | // Set new source, switch to maintain-resolution. |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1891 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1892 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1893 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 1894 | // Give the encoder queue time to process the change in degradation preference |
| 1895 | // by waiting for an encoded frame. |
| 1896 | new_video_source.IncomingCapturedFrame( |
| 1897 | CreateFrame(frame_timestamp, kFrameWidth, kFrameWidth)); |
| 1898 | sink_.WaitForEncodedFrame(frame_timestamp); |
| 1899 | frame_timestamp += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1900 | // Initially no degradation registered. |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1901 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1902 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1903 | // Force an input frame rate to be available, or the adaptation call won't |
| 1904 | // know what framerate to adapt form. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1905 | const int kInputFps = 30; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1906 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1907 | stats.input_frame_rate = kInputFps; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1908 | stats_proxy_->SetMockStats(stats); |
| 1909 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1910 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1911 | new_video_source.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1912 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1913 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1914 | frame_timestamp += kFrameIntervalMs; |
| 1915 | |
| 1916 | // Some framerate constraint should be set. |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 1917 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1918 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 1919 | new_video_source.sink_wants().max_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1920 | EXPECT_LT(new_video_source.sink_wants().max_framerate_fps, kInputFps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1921 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1922 | // Turn off degradation completely. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1923 | video_stream_encoder_->SetSource(&new_video_source, |
| 1924 | webrtc::DegradationPreference::DISABLED); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 1925 | // Give the encoder queue time to process the change in degradation preference |
| 1926 | // by waiting for an encoded frame. |
| 1927 | new_video_source.IncomingCapturedFrame( |
| 1928 | CreateFrame(frame_timestamp, kFrameWidth, kFrameWidth)); |
| 1929 | sink_.WaitForEncodedFrame(frame_timestamp); |
| 1930 | frame_timestamp += kFrameIntervalMs; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1931 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1932 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1933 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1934 | new_video_source.IncomingCapturedFrame( |
| 1935 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1936 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1937 | frame_timestamp += kFrameIntervalMs; |
| 1938 | |
| 1939 | // Still no degradation. |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1940 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1941 | |
| 1942 | // Calling SetSource with resolution scaling enabled apply the old SinkWants. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1943 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1944 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 1945 | // Give the encoder queue time to process the change in degradation preference |
| 1946 | // by waiting for an encoded frame. |
| 1947 | new_video_source.IncomingCapturedFrame( |
| 1948 | CreateFrame(frame_timestamp, kFrameWidth, kFrameWidth)); |
| 1949 | sink_.WaitForEncodedFrame(frame_timestamp); |
| 1950 | frame_timestamp += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1951 | EXPECT_LT(new_video_source.sink_wants().max_pixel_count, |
| 1952 | kFrameWidth * kFrameHeight); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 1953 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1954 | EXPECT_EQ(kDefaultFramerate, new_video_source.sink_wants().max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1955 | |
| 1956 | // Calling SetSource with framerate scaling enabled apply the old SinkWants. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1957 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1958 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 1959 | // Give the encoder queue time to process the change in degradation preference |
| 1960 | // by waiting for an encoded frame. |
| 1961 | new_video_source.IncomingCapturedFrame( |
| 1962 | CreateFrame(frame_timestamp, kFrameWidth, kFrameWidth)); |
| 1963 | sink_.WaitForEncodedFrame(frame_timestamp); |
| 1964 | frame_timestamp += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1965 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
| 1966 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 1967 | new_video_source.sink_wants().max_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1968 | EXPECT_LT(new_video_source.sink_wants().max_framerate_fps, kInputFps); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1969 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1970 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1971 | } |
| 1972 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1973 | TEST_F(VideoStreamEncoderTest, StatsTracksQualityAdaptationStats) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1974 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 1975 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1976 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 1977 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1978 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1979 | const int kWidth = 1280; |
| 1980 | const int kHeight = 720; |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1981 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1982 | WaitForEncodedFrame(1); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1983 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 1984 | EXPECT_FALSE(stats.bw_limited_resolution); |
| 1985 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
| 1986 | |
| 1987 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1988 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1989 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1990 | WaitForEncodedFrame(2); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1991 | |
| 1992 | stats = stats_proxy_->GetStats(); |
| 1993 | EXPECT_TRUE(stats.bw_limited_resolution); |
| 1994 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
| 1995 | |
| 1996 | // Trigger adapt up. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1997 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1998 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1999 | WaitForEncodedFrame(3); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2000 | |
| 2001 | stats = stats_proxy_->GetStats(); |
| 2002 | EXPECT_FALSE(stats.bw_limited_resolution); |
| 2003 | EXPECT_EQ(2, stats.number_of_quality_adapt_changes); |
| 2004 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 2005 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2006 | video_stream_encoder_->Stop(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2007 | } |
| 2008 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2009 | TEST_F(VideoStreamEncoderTest, StatsTracksCpuAdaptationStats) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2010 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2011 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2012 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2013 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2014 | |
| 2015 | const int kWidth = 1280; |
| 2016 | const int kHeight = 720; |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2017 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2018 | WaitForEncodedFrame(1); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2019 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2020 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2021 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 2022 | |
| 2023 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2024 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2025 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2026 | WaitForEncodedFrame(2); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2027 | |
| 2028 | stats = stats_proxy_->GetStats(); |
| 2029 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 2030 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2031 | |
| 2032 | // Trigger CPU normal use. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2033 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2034 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2035 | WaitForEncodedFrame(3); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2036 | |
| 2037 | stats = stats_proxy_->GetStats(); |
| 2038 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2039 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2040 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2041 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2042 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2043 | } |
| 2044 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2045 | TEST_F(VideoStreamEncoderTest, SwitchingSourceKeepsCpuAdaptation) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2046 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2047 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2048 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2049 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2050 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2051 | const int kWidth = 1280; |
| 2052 | const int kHeight = 720; |
| 2053 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2054 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2055 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2056 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2057 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2058 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 2059 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2060 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2061 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2062 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2063 | WaitForEncodedFrame(2); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2064 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2065 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2066 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 2067 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2068 | |
| 2069 | // Set new source with adaptation still enabled. |
| 2070 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2071 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2072 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2073 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2074 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2075 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2076 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2077 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2078 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 2079 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2080 | |
| 2081 | // Set adaptation disabled. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2082 | video_stream_encoder_->SetSource(&new_video_source, |
| 2083 | webrtc::DegradationPreference::DISABLED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2084 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2085 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2086 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2087 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2088 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2089 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2090 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2091 | |
| 2092 | // Set adaptation back to enabled. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2093 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2094 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2095 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2096 | new_video_source.IncomingCapturedFrame(CreateFrame(5, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2097 | WaitForEncodedFrame(5); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2098 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2099 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2100 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 2101 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2102 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2103 | // Trigger CPU normal use. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2104 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2105 | new_video_source.IncomingCapturedFrame(CreateFrame(6, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2106 | WaitForEncodedFrame(6); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2107 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2108 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2109 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2110 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2111 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2112 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2113 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2114 | } |
| 2115 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2116 | TEST_F(VideoStreamEncoderTest, SwitchingSourceKeepsQualityAdaptation) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2117 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2118 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2119 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2120 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2121 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2122 | const int kWidth = 1280; |
| 2123 | const int kHeight = 720; |
| 2124 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2125 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2126 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2127 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2128 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2129 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2130 | |
| 2131 | // Set new source with adaptation still enabled. |
| 2132 | test::FrameForwarder new_video_source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2133 | video_stream_encoder_->SetSource(&new_video_source, |
| 2134 | webrtc::DegradationPreference::BALANCED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2135 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2136 | new_video_source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2137 | WaitForEncodedFrame(2); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2138 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2139 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2140 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2141 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2142 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2143 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2144 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2145 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2146 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2147 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2148 | EXPECT_TRUE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2149 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2150 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2151 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2152 | // Set new source with adaptation still enabled. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2153 | video_stream_encoder_->SetSource(&new_video_source, |
| 2154 | webrtc::DegradationPreference::BALANCED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2155 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2156 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2157 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2158 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2159 | EXPECT_TRUE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2160 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2161 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2162 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2163 | // Disable resolution scaling. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2164 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2165 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2166 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2167 | new_video_source.IncomingCapturedFrame(CreateFrame(5, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2168 | WaitForEncodedFrame(5); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2169 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2170 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2171 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2172 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
| 2173 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2174 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2175 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2176 | } |
| 2177 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2178 | TEST_F(VideoStreamEncoderTest, |
| 2179 | QualityAdaptationStatsAreResetWhenScalerIsDisabled) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2180 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2181 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2182 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2183 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2184 | |
| 2185 | const int kWidth = 1280; |
| 2186 | const int kHeight = 720; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2187 | int64_t timestamp_ms = kFrameIntervalMs; |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2188 | video_source_.set_adaptation_enabled(true); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2189 | video_source_.IncomingCapturedFrame( |
| 2190 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2191 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2192 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2193 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2194 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2195 | |
| 2196 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2197 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2198 | timestamp_ms += kFrameIntervalMs; |
| 2199 | video_source_.IncomingCapturedFrame( |
| 2200 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2201 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2202 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2203 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2204 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2205 | |
| 2206 | // Trigger overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2207 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2208 | timestamp_ms += kFrameIntervalMs; |
| 2209 | video_source_.IncomingCapturedFrame( |
| 2210 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2211 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2212 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2213 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2214 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2215 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 2216 | // Leave source unchanged, but disable quality scaler. |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2217 | fake_encoder_.SetQualityScaling(false); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 2218 | |
| 2219 | VideoEncoderConfig video_encoder_config; |
| 2220 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 2221 | // Make format different, to force recreation of encoder. |
| 2222 | video_encoder_config.video_format.parameters["foo"] = "foo"; |
| 2223 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 2224 | kMaxPayloadLength); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2225 | timestamp_ms += kFrameIntervalMs; |
| 2226 | video_source_.IncomingCapturedFrame( |
| 2227 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2228 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2229 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2230 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2231 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2232 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2233 | video_stream_encoder_->Stop(); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2234 | } |
| 2235 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2236 | TEST_F(VideoStreamEncoderTest, |
| 2237 | StatsTracksCpuAdaptationStatsWhenSwitchingSource) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2238 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2239 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2240 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2241 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2242 | |
asapersson | 0944a80 | 2017-04-07 00:57:58 -0700 | [diff] [blame] | 2243 | const int kWidth = 1280; |
| 2244 | const int kHeight = 720; |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2245 | int sequence = 1; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2246 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2247 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2248 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2249 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2250 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2251 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2252 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 2253 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2254 | // Trigger CPU overuse, should now adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2255 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2256 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2257 | WaitForEncodedFrame(sequence++); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2258 | stats = stats_proxy_->GetStats(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2259 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2260 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2261 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2262 | |
| 2263 | // Set new source with adaptation still enabled. |
| 2264 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2265 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2266 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2267 | |
| 2268 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2269 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2270 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2271 | stats = stats_proxy_->GetStats(); |
| 2272 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2273 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2274 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2275 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2276 | // Set cpu adaptation by frame dropping. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2277 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2278 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2279 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2280 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2281 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2282 | stats = stats_proxy_->GetStats(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2283 | // Not adapted at first. |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2284 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2285 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2286 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2287 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2288 | // 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] | 2289 | // know what framerate to adapt from. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2290 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 2291 | mock_stats.input_frame_rate = 30; |
| 2292 | stats_proxy_->SetMockStats(mock_stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2293 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2294 | stats_proxy_->ResetMockStats(); |
| 2295 | |
| 2296 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2297 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2298 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2299 | |
| 2300 | // Framerate now adapted. |
| 2301 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2302 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2303 | EXPECT_TRUE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2304 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 2305 | |
| 2306 | // Disable CPU adaptation. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2307 | video_stream_encoder_->SetSource(&new_video_source, |
| 2308 | webrtc::DegradationPreference::DISABLED); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2309 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2310 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2311 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2312 | |
| 2313 | stats = stats_proxy_->GetStats(); |
| 2314 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2315 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2316 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 2317 | |
| 2318 | // Try to trigger overuse. Should not succeed. |
| 2319 | stats_proxy_->SetMockStats(mock_stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2320 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2321 | stats_proxy_->ResetMockStats(); |
| 2322 | |
| 2323 | stats = stats_proxy_->GetStats(); |
| 2324 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2325 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2326 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 2327 | |
| 2328 | // Switch back the source with resolution adaptation enabled. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2329 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2330 | &video_source_, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2331 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2332 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2333 | stats = stats_proxy_->GetStats(); |
| 2334 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2335 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2336 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2337 | |
| 2338 | // Trigger CPU normal usage. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2339 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2340 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2341 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2342 | stats = stats_proxy_->GetStats(); |
| 2343 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2344 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2345 | EXPECT_EQ(3, stats.number_of_cpu_adapt_changes); |
| 2346 | |
| 2347 | // Back to the source with adaptation off, set it back to maintain-resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2348 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2349 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2350 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2351 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2352 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2353 | stats = stats_proxy_->GetStats(); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2354 | // Disabled, since we previously switched the source to disabled. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2355 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2356 | EXPECT_TRUE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2357 | EXPECT_EQ(3, stats.number_of_cpu_adapt_changes); |
| 2358 | |
| 2359 | // Trigger CPU normal usage. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2360 | video_stream_encoder_->TriggerCpuNormalUsage(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2361 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2362 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2363 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2364 | stats = stats_proxy_->GetStats(); |
| 2365 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2366 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2367 | EXPECT_EQ(4, stats.number_of_cpu_adapt_changes); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2368 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2369 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2370 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2371 | } |
| 2372 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2373 | TEST_F(VideoStreamEncoderTest, |
| 2374 | ScalingUpAndDownDoesNothingWithMaintainResolution) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2375 | const int kWidth = 1280; |
| 2376 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2377 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2378 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2379 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2380 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2381 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2382 | // Expect no scaling to begin with. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2383 | VerifyNoLimitation(video_source_.sink_wants()); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2384 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2385 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2386 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2387 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2388 | // Trigger scale down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2389 | video_stream_encoder_->TriggerQualityLow(); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2390 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2391 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2392 | WaitForEncodedFrame(2); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2393 | |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2394 | // Expect a scale down. |
| 2395 | EXPECT_TRUE(video_source_.sink_wants().max_pixel_count); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2396 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2397 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2398 | // Set resolution scaling disabled. |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2399 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2400 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2401 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2402 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2403 | // Trigger scale down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2404 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2405 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2406 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2407 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2408 | // Expect no scaling. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2409 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 2410 | new_video_source.sink_wants().max_pixel_count); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2411 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2412 | // Trigger scale up. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2413 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2414 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2415 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2416 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2417 | // Expect nothing to change, still no scaling. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2418 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 2419 | new_video_source.sink_wants().max_pixel_count); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2420 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2421 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2422 | } |
| 2423 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2424 | TEST_F(VideoStreamEncoderTest, |
| 2425 | SkipsSameAdaptDownRequest_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2426 | const int kWidth = 1280; |
| 2427 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2428 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2429 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2430 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2431 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2432 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2433 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2434 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2435 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2436 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2437 | |
| 2438 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2439 | WaitForEncodedFrame(1); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2440 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2441 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2442 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2443 | |
| 2444 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2445 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2446 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2447 | const int kLastMaxPixelCount = source.sink_wants().max_pixel_count; |
| 2448 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2449 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2450 | |
| 2451 | // Trigger adapt down for same input resolution, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2452 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2453 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 2454 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2455 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2456 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2457 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2458 | } |
| 2459 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2460 | TEST_F(VideoStreamEncoderTest, SkipsSameOrLargerAdaptDownRequest_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2461 | const int kWidth = 1280; |
| 2462 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2463 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2464 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2465 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2466 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2467 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2468 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2469 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2470 | video_stream_encoder_->SetSource(&source, |
| 2471 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2472 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 2473 | sink_.WaitForEncodedFrame(1); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2474 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2475 | |
| 2476 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2477 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2478 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 2479 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2480 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2481 | const int kLastMaxPixelCount = source.sink_wants().max_pixel_count; |
| 2482 | |
| 2483 | // Trigger adapt down for same input resolution, expect no change. |
| 2484 | source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 2485 | sink_.WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2486 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2487 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 2488 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2489 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2490 | |
| 2491 | // Trigger adapt down for larger input resolution, expect no change. |
| 2492 | source.IncomingCapturedFrame(CreateFrame(3, kWidth + 1, kHeight + 1)); |
| 2493 | sink_.WaitForEncodedFrame(3); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2494 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2495 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 2496 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2497 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2498 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2499 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2500 | } |
| 2501 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2502 | TEST_F(VideoStreamEncoderTest, |
| 2503 | NoChangeForInitialNormalUsage_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2504 | const int kWidth = 1280; |
| 2505 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2506 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2507 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2508 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2509 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2510 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2511 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2512 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2513 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2514 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2515 | |
| 2516 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2517 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2518 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2519 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2520 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2521 | |
| 2522 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2523 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2524 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2525 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2526 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2527 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2528 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2529 | } |
| 2530 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2531 | TEST_F(VideoStreamEncoderTest, |
| 2532 | NoChangeForInitialNormalUsage_MaintainResolutionMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2533 | const int kWidth = 1280; |
| 2534 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2535 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2536 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2537 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2538 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2539 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2540 | // Enable MAINTAIN_RESOLUTION preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2541 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2542 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2543 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2544 | |
| 2545 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2546 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2547 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2548 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2549 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2550 | |
| 2551 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2552 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2553 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2554 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2555 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2556 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2557 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2558 | } |
| 2559 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2560 | TEST_F(VideoStreamEncoderTest, NoChangeForInitialNormalUsage_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2561 | const int kWidth = 1280; |
| 2562 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2563 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2564 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2565 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2566 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2567 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2568 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2569 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2570 | video_stream_encoder_->SetSource(&source, |
| 2571 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2572 | |
| 2573 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 2574 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2575 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2576 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2577 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2578 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2579 | |
| 2580 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2581 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2582 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2583 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2584 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2585 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2586 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2587 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2588 | } |
| 2589 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2590 | TEST_F(VideoStreamEncoderTest, NoChangeForInitialNormalUsage_DisabledMode) { |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2591 | const int kWidth = 1280; |
| 2592 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2593 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2594 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2595 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2596 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2597 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2598 | // Enable DISABLED preference, no initial limitation. |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2599 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2600 | video_stream_encoder_->SetSource(&source, |
| 2601 | webrtc::DegradationPreference::DISABLED); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2602 | |
| 2603 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 2604 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2605 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2606 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2607 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2608 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2609 | |
| 2610 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2611 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2612 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2613 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2614 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2615 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2616 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2617 | video_stream_encoder_->Stop(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2618 | } |
| 2619 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2620 | TEST_F(VideoStreamEncoderTest, |
| 2621 | AdaptsResolutionForLowQuality_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2622 | const int kWidth = 1280; |
| 2623 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2624 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2625 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2626 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2627 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2628 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2629 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2630 | AdaptingFrameForwarder source; |
| 2631 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2632 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2633 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2634 | |
| 2635 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2636 | WaitForEncodedFrame(1); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2637 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2638 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2639 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2640 | |
| 2641 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2642 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2643 | source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2644 | WaitForEncodedFrame(2); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2645 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2646 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2647 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2648 | |
| 2649 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2650 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2651 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2652 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2653 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2654 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2655 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2656 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2657 | } |
| 2658 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2659 | TEST_F(VideoStreamEncoderTest, |
| 2660 | AdaptsFramerateForLowQuality_MaintainResolutionMode) { |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2661 | const int kWidth = 1280; |
| 2662 | const int kHeight = 720; |
| 2663 | const int kInputFps = 30; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2664 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2665 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2666 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2667 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2668 | |
| 2669 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2670 | stats.input_frame_rate = kInputFps; |
| 2671 | stats_proxy_->SetMockStats(stats); |
| 2672 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2673 | // Expect no scaling to begin with (preference: MAINTAIN_FRAMERATE). |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2674 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 2675 | sink_.WaitForEncodedFrame(1); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2676 | VerifyFpsMaxResolutionMax(video_source_.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2677 | |
| 2678 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2679 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2680 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 2681 | sink_.WaitForEncodedFrame(2); |
| 2682 | VerifyFpsMaxResolutionLt(video_source_.sink_wants(), kWidth * kHeight); |
| 2683 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2684 | // Enable MAINTAIN_RESOLUTION preference. |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2685 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2686 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2687 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 2688 | // Give the encoder queue time to process the change in degradation preference |
| 2689 | // by waiting for an encoded frame. |
| 2690 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 2691 | sink_.WaitForEncodedFrame(3); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2692 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2693 | |
| 2694 | // Trigger adapt down, expect reduced framerate. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2695 | video_stream_encoder_->TriggerQualityLow(); |
Henrik Boström | 07b17df | 2020-01-15 11:42:12 +0100 | [diff] [blame] | 2696 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
| 2697 | sink_.WaitForEncodedFrame(4); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2698 | VerifyFpsLtResolutionMax(new_video_source.sink_wants(), kInputFps); |
| 2699 | |
| 2700 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2701 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2702 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2703 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2704 | video_stream_encoder_->Stop(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2705 | } |
| 2706 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2707 | TEST_F(VideoStreamEncoderTest, DoesNotScaleBelowSetResolutionLimit) { |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2708 | const int kWidth = 1280; |
| 2709 | const int kHeight = 720; |
| 2710 | const size_t kNumFrames = 10; |
| 2711 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2712 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2713 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2714 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2715 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2716 | |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2717 | // Enable adapter, expected input resolutions when downscaling: |
asapersson | 142fcc9 | 2017-08-17 08:58:54 -0700 | [diff] [blame] | 2718 | // 1280x720 -> 960x540 -> 640x360 -> 480x270 -> 320x180 (kMinPixelsPerFrame) |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2719 | video_source_.set_adaptation_enabled(true); |
| 2720 | |
| 2721 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2722 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2723 | |
| 2724 | int downscales = 0; |
| 2725 | for (size_t i = 1; i <= kNumFrames; i++) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2726 | video_source_.IncomingCapturedFrame( |
| 2727 | CreateFrame(i * kFrameIntervalMs, kWidth, kHeight)); |
| 2728 | WaitForEncodedFrame(i * kFrameIntervalMs); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2729 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2730 | // Trigger scale down. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2731 | rtc::VideoSinkWants last_wants = video_source_.sink_wants(); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2732 | video_stream_encoder_->TriggerQualityLow(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2733 | EXPECT_GE(video_source_.sink_wants().max_pixel_count, kMinPixelsPerFrame); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2734 | |
| 2735 | if (video_source_.sink_wants().max_pixel_count < last_wants.max_pixel_count) |
| 2736 | ++downscales; |
| 2737 | |
| 2738 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2739 | EXPECT_EQ(downscales, |
| 2740 | stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2741 | EXPECT_GT(downscales, 0); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2742 | } |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2743 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2744 | } |
| 2745 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2746 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2747 | AdaptsResolutionUpAndDownTwiceOnOveruse_MaintainFramerateMode) { |
| 2748 | const int kWidth = 1280; |
| 2749 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2750 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2751 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2752 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2753 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2754 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2755 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2756 | AdaptingFrameForwarder source; |
| 2757 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2758 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2759 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2760 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2761 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2762 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2763 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2764 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2765 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2766 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2767 | |
| 2768 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2769 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2770 | timestamp_ms += kFrameIntervalMs; |
| 2771 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2772 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2773 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2774 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2775 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2776 | |
| 2777 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2778 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2779 | timestamp_ms += kFrameIntervalMs; |
| 2780 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2781 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2782 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2783 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2784 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2785 | |
| 2786 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2787 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2788 | timestamp_ms += kFrameIntervalMs; |
| 2789 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2790 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2791 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2792 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2793 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2794 | |
| 2795 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2796 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2797 | timestamp_ms += kFrameIntervalMs; |
| 2798 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2799 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2800 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2801 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2802 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2803 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2804 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2805 | } |
| 2806 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2807 | TEST_F(VideoStreamEncoderTest, |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2808 | AdaptsResolutionUpAndDownTwiceForLowQuality_BalancedMode_NoFpsLimit) { |
| 2809 | const int kWidth = 1280; |
| 2810 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2811 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2812 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2813 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 2814 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2815 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2816 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2817 | AdaptingFrameForwarder source; |
| 2818 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2819 | video_stream_encoder_->SetSource(&source, |
| 2820 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2821 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2822 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2823 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2824 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2825 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2826 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2827 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2828 | |
| 2829 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2830 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2831 | timestamp_ms += kFrameIntervalMs; |
| 2832 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2833 | sink_.WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2834 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 2835 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2836 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2837 | |
| 2838 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2839 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2840 | timestamp_ms += kFrameIntervalMs; |
| 2841 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2842 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2843 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2844 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2845 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2846 | |
| 2847 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2848 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2849 | timestamp_ms += kFrameIntervalMs; |
| 2850 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2851 | sink_.WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2852 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 2853 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2854 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2855 | |
| 2856 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2857 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2858 | timestamp_ms += kFrameIntervalMs; |
| 2859 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2860 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2861 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2862 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2863 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2864 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2865 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2866 | } |
| 2867 | |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 2868 | TEST_F(VideoStreamEncoderTest, AdaptUpIfBwEstimateIsHigherThanMinBitrate) { |
| 2869 | fake_encoder_.SetResolutionBitrateLimits( |
| 2870 | {kEncoderBitrateLimits540p, kEncoderBitrateLimits720p}); |
| 2871 | |
| 2872 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2873 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 2874 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 2875 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), 0, |
| 2876 | 0, 0); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 2877 | |
| 2878 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
| 2879 | AdaptingFrameForwarder source; |
| 2880 | source.set_adaptation_enabled(true); |
| 2881 | video_stream_encoder_->SetSource( |
| 2882 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 2883 | |
| 2884 | // Insert 720p frame. |
| 2885 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2886 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2887 | WaitForEncodedFrame(1280, 720); |
| 2888 | |
| 2889 | // Reduce bitrate and trigger adapt down. |
| 2890 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2891 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 2892 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 2893 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), 0, |
| 2894 | 0, 0); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 2895 | video_stream_encoder_->TriggerQualityLow(); |
| 2896 | |
| 2897 | // Insert 720p frame. It should be downscaled and encoded. |
| 2898 | timestamp_ms += kFrameIntervalMs; |
| 2899 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2900 | WaitForEncodedFrame(960, 540); |
| 2901 | |
| 2902 | // Trigger adapt up. Higher resolution should not be requested duo to lack |
| 2903 | // of bitrate. |
| 2904 | video_stream_encoder_->TriggerQualityHigh(); |
| 2905 | VerifyFpsMaxResolutionLt(source.sink_wants(), 1280 * 720); |
| 2906 | |
| 2907 | // Increase bitrate. |
| 2908 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2909 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 2910 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 2911 | DataRate::BitsPerSec(kEncoderBitrateLimits720p.min_start_bitrate_bps), 0, |
| 2912 | 0, 0); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 2913 | |
| 2914 | // Trigger adapt up. Higher resolution should be requested. |
| 2915 | video_stream_encoder_->TriggerQualityHigh(); |
| 2916 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
| 2917 | |
| 2918 | video_stream_encoder_->Stop(); |
| 2919 | } |
| 2920 | |
| 2921 | TEST_F(VideoStreamEncoderTest, DropFirstFramesIfBwEstimateIsTooLow) { |
| 2922 | fake_encoder_.SetResolutionBitrateLimits( |
| 2923 | {kEncoderBitrateLimits540p, kEncoderBitrateLimits720p}); |
| 2924 | |
| 2925 | // Set bitrate equal to min bitrate of 540p. |
| 2926 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2927 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 2928 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 2929 | DataRate::BitsPerSec(kEncoderBitrateLimits540p.min_start_bitrate_bps), 0, |
| 2930 | 0, 0); |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 2931 | |
| 2932 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
| 2933 | AdaptingFrameForwarder source; |
| 2934 | source.set_adaptation_enabled(true); |
| 2935 | video_stream_encoder_->SetSource( |
| 2936 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 2937 | |
| 2938 | // Insert 720p frame. It should be dropped and lower resolution should be |
| 2939 | // requested. |
| 2940 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2941 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2942 | ExpectDroppedFrame(); |
| 2943 | VerifyFpsMaxResolutionLt(source.sink_wants(), 1280 * 720); |
| 2944 | |
| 2945 | // Insert 720p frame. It should be downscaled and encoded. |
| 2946 | timestamp_ms += kFrameIntervalMs; |
| 2947 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2948 | WaitForEncodedFrame(960, 540); |
| 2949 | |
| 2950 | video_stream_encoder_->Stop(); |
| 2951 | } |
| 2952 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2953 | class BalancedDegradationTest : public VideoStreamEncoderTest { |
| 2954 | protected: |
| 2955 | void SetupTest() { |
| 2956 | // Reset encoder for field trials to take effect. |
| 2957 | ConfigureEncoder(video_encoder_config_.Copy()); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2958 | OnBitrateUpdated(kTargetBitrateBps); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2959 | |
| 2960 | // Enable BALANCED preference. |
| 2961 | source_.set_adaptation_enabled(true); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2962 | video_stream_encoder_->SetSource(&source_, DegradationPreference::BALANCED); |
| 2963 | } |
| 2964 | |
| 2965 | void OnBitrateUpdated(int bitrate_bps) { |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 2966 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 2967 | DataRate::BitsPerSec(bitrate_bps), DataRate::BitsPerSec(bitrate_bps), |
| 2968 | DataRate::BitsPerSec(bitrate_bps), 0, 0, 0); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2969 | } |
| 2970 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2971 | void InsertFrame() { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2972 | timestamp_ms_ += kFrameIntervalMs; |
| 2973 | source_.IncomingCapturedFrame(CreateFrame(timestamp_ms_, kWidth, kHeight)); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2974 | } |
| 2975 | |
| 2976 | void InsertFrameAndWaitForEncoded() { |
| 2977 | InsertFrame(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2978 | sink_.WaitForEncodedFrame(timestamp_ms_); |
| 2979 | } |
| 2980 | |
| 2981 | const int kWidth = 640; // pixels:640x360=230400 |
| 2982 | const int kHeight = 360; |
| 2983 | const int64_t kFrameIntervalMs = 150; // Use low fps to not drop any frame. |
| 2984 | int64_t timestamp_ms_ = 0; |
| 2985 | AdaptingFrameForwarder source_; |
| 2986 | }; |
| 2987 | |
| 2988 | TEST_F(BalancedDegradationTest, AdaptDownReturnsFalseIfFpsDiffLtThreshold) { |
| 2989 | test::ScopedFieldTrials field_trials( |
| 2990 | "WebRTC-Video-BalancedDegradationSettings/" |
| 2991 | "pixels:57600|129600|230400,fps:7|10|24,fps_diff:1|1|1/"); |
| 2992 | SetupTest(); |
| 2993 | |
| 2994 | // Force input frame rate. |
| 2995 | const int kInputFps = 24; |
| 2996 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2997 | stats.input_frame_rate = kInputFps; |
| 2998 | stats_proxy_->SetMockStats(stats); |
| 2999 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3000 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3001 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
| 3002 | |
| 3003 | // Trigger adapt down, expect scaled down framerate (640x360@24fps). |
| 3004 | // Fps diff (input-requested:0) < threshold, expect AdaptDown to return false. |
| 3005 | video_stream_encoder_->TriggerQualityLowExpectFalse(); |
| 3006 | VerifyFpsEqResolutionMax(source_.sink_wants(), 24); |
| 3007 | |
| 3008 | video_stream_encoder_->Stop(); |
| 3009 | } |
| 3010 | |
| 3011 | TEST_F(BalancedDegradationTest, AdaptDownReturnsTrueIfFpsDiffGeThreshold) { |
| 3012 | test::ScopedFieldTrials field_trials( |
| 3013 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3014 | "pixels:57600|129600|230400,fps:7|10|24,fps_diff:1|1|1/"); |
| 3015 | SetupTest(); |
| 3016 | |
| 3017 | // Force input frame rate. |
| 3018 | const int kInputFps = 25; |
| 3019 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3020 | stats.input_frame_rate = kInputFps; |
| 3021 | stats_proxy_->SetMockStats(stats); |
| 3022 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3023 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3024 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
| 3025 | |
| 3026 | // Trigger adapt down, expect scaled down framerate (640x360@24fps). |
| 3027 | // Fps diff (input-requested:1) == threshold, expect AdaptDown to return true. |
| 3028 | video_stream_encoder_->TriggerQualityLow(); |
| 3029 | VerifyFpsEqResolutionMax(source_.sink_wants(), 24); |
| 3030 | |
| 3031 | video_stream_encoder_->Stop(); |
| 3032 | } |
| 3033 | |
| 3034 | TEST_F(BalancedDegradationTest, AdaptDownUsesCodecSpecificFps) { |
| 3035 | test::ScopedFieldTrials field_trials( |
| 3036 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3037 | "pixels:57600|129600|230400,fps:7|10|24,vp8_fps:8|11|22/"); |
| 3038 | SetupTest(); |
| 3039 | |
| 3040 | EXPECT_EQ(kVideoCodecVP8, video_encoder_config_.codec_type); |
| 3041 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3042 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3043 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
| 3044 | |
| 3045 | // Trigger adapt down, expect scaled down framerate (640x360@22fps). |
| 3046 | video_stream_encoder_->TriggerQualityLow(); |
| 3047 | VerifyFpsEqResolutionMax(source_.sink_wants(), 22); |
| 3048 | |
| 3049 | video_stream_encoder_->Stop(); |
| 3050 | } |
| 3051 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3052 | TEST_F(BalancedDegradationTest, NoAdaptUpIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3053 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3054 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3055 | "pixels:57600|129600|230400,fps:7|10|14,kbps:0|0|425/"); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3056 | SetupTest(); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3057 | |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3058 | const int kMinBitrateBps = 425000; |
| 3059 | const int kTooLowMinBitrateBps = 424000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3060 | OnBitrateUpdated(kTooLowMinBitrateBps); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3061 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3062 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3063 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3064 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3065 | |
| 3066 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 3067 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3068 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3069 | VerifyFpsEqResolutionMax(source_.sink_wants(), 14); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3070 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3071 | |
| 3072 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 3073 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3074 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3075 | VerifyFpsEqResolutionLt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3076 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3077 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3078 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 3079 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3080 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3081 | VerifyFpsLtResolutionEq(source_.sink_wants(), source_.last_wants()); |
| 3082 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 10); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3083 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3084 | |
| 3085 | // Trigger adapt up, expect no upscale in fps (target bitrate < min bitrate). |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3086 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3087 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3088 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3089 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3090 | // Trigger adapt up, expect upscaled fps (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3091 | OnBitrateUpdated(kMinBitrateBps); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3092 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3093 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3094 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 14); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3095 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3096 | |
| 3097 | video_stream_encoder_->Stop(); |
| 3098 | } |
| 3099 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3100 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3101 | InitialFrameDropAdaptsFpsAndResolutionInOneStep) { |
| 3102 | test::ScopedFieldTrials field_trials( |
| 3103 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3104 | "pixels:57600|129600|230400,fps:7|24|24/"); |
| 3105 | SetupTest(); |
| 3106 | OnBitrateUpdated(kLowTargetBitrateBps); |
| 3107 | |
| 3108 | VerifyNoLimitation(source_.sink_wants()); |
| 3109 | |
| 3110 | // Insert frame, expect scaled down: |
| 3111 | // framerate (640x360@24fps) -> resolution (480x270@24fps). |
| 3112 | InsertFrame(); |
| 3113 | EXPECT_FALSE(WaitForFrame(1000)); |
| 3114 | EXPECT_LT(source_.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3115 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 24); |
| 3116 | |
| 3117 | // Insert frame, expect scaled down: |
| 3118 | // resolution (320x180@24fps). |
| 3119 | InsertFrame(); |
| 3120 | EXPECT_FALSE(WaitForFrame(1000)); |
| 3121 | EXPECT_LT(source_.sink_wants().max_pixel_count, |
| 3122 | source_.last_wants().max_pixel_count); |
| 3123 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 24); |
| 3124 | |
| 3125 | // Frame should not be dropped (min pixels per frame reached). |
| 3126 | InsertFrameAndWaitForEncoded(); |
| 3127 | |
| 3128 | video_stream_encoder_->Stop(); |
| 3129 | } |
| 3130 | |
| 3131 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3132 | NoAdaptUpInResolutionIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3133 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3134 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3135 | "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] | 3136 | SetupTest(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3137 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3138 | const int kResolutionMinBitrateBps = 435000; |
| 3139 | const int kTooLowMinResolutionBitrateBps = 434000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3140 | OnBitrateUpdated(kTooLowMinResolutionBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3141 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3142 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3143 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3144 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3145 | |
| 3146 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 3147 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3148 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3149 | VerifyFpsEqResolutionMax(source_.sink_wants(), 14); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3150 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3151 | |
| 3152 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 3153 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3154 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3155 | VerifyFpsEqResolutionLt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3156 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3157 | |
| 3158 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 3159 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3160 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3161 | VerifyFpsLtResolutionEq(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3162 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3163 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3164 | // Trigger adapt up, expect upscaled fps (no bitrate limit) (480x270@14fps). |
| 3165 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3166 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3167 | VerifyFpsGtResolutionEq(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3168 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3169 | |
| 3170 | // Trigger adapt up, expect no upscale in res (target bitrate < min bitrate). |
| 3171 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3172 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3173 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3174 | |
| 3175 | // Trigger adapt up, expect upscaled res (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3176 | OnBitrateUpdated(kResolutionMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3177 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3178 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3179 | VerifyFpsEqResolutionGt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3180 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3181 | |
| 3182 | video_stream_encoder_->Stop(); |
| 3183 | } |
| 3184 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3185 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3186 | NoAdaptUpInFpsAndResolutionIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3187 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3188 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3189 | "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] | 3190 | SetupTest(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3191 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3192 | const int kMinBitrateBps = 425000; |
| 3193 | const int kTooLowMinBitrateBps = 424000; |
| 3194 | const int kResolutionMinBitrateBps = 435000; |
| 3195 | const int kTooLowMinResolutionBitrateBps = 434000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3196 | OnBitrateUpdated(kTooLowMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3197 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3198 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3199 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3200 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3201 | |
| 3202 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 3203 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3204 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3205 | VerifyFpsEqResolutionMax(source_.sink_wants(), 14); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3206 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3207 | |
| 3208 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 3209 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3210 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3211 | VerifyFpsEqResolutionLt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3212 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3213 | |
| 3214 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 3215 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3216 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3217 | VerifyFpsLtResolutionEq(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3218 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3219 | |
| 3220 | // Trigger adapt up, expect no upscale (target bitrate < min bitrate). |
| 3221 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3222 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3223 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3224 | |
| 3225 | // Trigger adapt up, expect upscaled fps (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3226 | OnBitrateUpdated(kMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3227 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3228 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3229 | VerifyFpsGtResolutionEq(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3230 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3231 | |
| 3232 | // Trigger adapt up, expect no upscale in res (target bitrate < min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3233 | OnBitrateUpdated(kTooLowMinResolutionBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3234 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3235 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3236 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3237 | |
| 3238 | // Trigger adapt up, expect upscaled res (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3239 | OnBitrateUpdated(kResolutionMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3240 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3241 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3242 | VerifyFpsEqResolutionGt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3243 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3244 | |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3245 | video_stream_encoder_->Stop(); |
| 3246 | } |
| 3247 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3248 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3249 | AdaptsResolutionOnOveruseAndLowQuality_MaintainFramerateMode) { |
| 3250 | const int kWidth = 1280; |
| 3251 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3252 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3253 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3254 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3255 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3256 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3257 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3258 | AdaptingFrameForwarder source; |
| 3259 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3260 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3261 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3262 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3263 | int64_t timestamp_ms = kFrameIntervalMs; |
| 3264 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3265 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3266 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3267 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3268 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3269 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3270 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3271 | |
| 3272 | // Trigger cpu adapt down, expect scaled down resolution (960x540). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3273 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3274 | timestamp_ms += kFrameIntervalMs; |
| 3275 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3276 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3277 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3278 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3279 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3280 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3281 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3282 | |
| 3283 | // Trigger cpu adapt down, expect scaled down resolution (640x360). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3284 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3285 | timestamp_ms += kFrameIntervalMs; |
| 3286 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3287 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3288 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3289 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3290 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3291 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3292 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3293 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3294 | // Trigger cpu adapt down, expect scaled down resolution (480x270). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3295 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3296 | timestamp_ms += kFrameIntervalMs; |
| 3297 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3298 | WaitForEncodedFrame(timestamp_ms); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3299 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3300 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3301 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3302 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3303 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3304 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3305 | // Trigger quality adapt down, expect scaled down resolution (320x180). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3306 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3307 | timestamp_ms += kFrameIntervalMs; |
| 3308 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3309 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3310 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3311 | rtc::VideoSinkWants last_wants = source.sink_wants(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3312 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3313 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3314 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3315 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3316 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3317 | // Trigger quality adapt down, expect no change (min resolution reached). |
| 3318 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3319 | timestamp_ms += kFrameIntervalMs; |
| 3320 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3321 | WaitForEncodedFrame(timestamp_ms); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3322 | VerifyFpsMaxResolutionEq(source.sink_wants(), last_wants); |
| 3323 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3324 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3325 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3326 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3327 | |
| 3328 | // Trigger cpu adapt up, expect upscaled resolution (480x270). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3329 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3330 | timestamp_ms += kFrameIntervalMs; |
| 3331 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3332 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3333 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3334 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3335 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3336 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3337 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3338 | |
| 3339 | // Trigger cpu adapt up, expect upscaled resolution (640x360). |
| 3340 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3341 | timestamp_ms += kFrameIntervalMs; |
| 3342 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3343 | WaitForEncodedFrame(timestamp_ms); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3344 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
| 3345 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3346 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3347 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3348 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3349 | |
| 3350 | // Trigger cpu adapt up, expect upscaled resolution (960x540). |
| 3351 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3352 | timestamp_ms += kFrameIntervalMs; |
| 3353 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3354 | WaitForEncodedFrame(timestamp_ms); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3355 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3356 | last_wants = source.sink_wants(); |
| 3357 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3358 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3359 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3360 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3361 | |
| 3362 | // Trigger cpu adapt up, no cpu downgrades, expect no change (960x540). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3363 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3364 | timestamp_ms += kFrameIntervalMs; |
| 3365 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3366 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3367 | VerifyFpsEqResolutionEq(source.sink_wants(), last_wants); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3368 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3369 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3370 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3371 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3372 | |
| 3373 | // Trigger quality adapt up, expect no restriction (1280x720). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3374 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3375 | timestamp_ms += kFrameIntervalMs; |
| 3376 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3377 | WaitForEncodedFrame(kWidth, kHeight); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3378 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3379 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3380 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3381 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3382 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3383 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 3384 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3385 | video_stream_encoder_->Stop(); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 3386 | } |
| 3387 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3388 | TEST_F(VideoStreamEncoderTest, CpuLimitedHistogramIsReported) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3389 | const int kWidth = 640; |
| 3390 | const int kHeight = 360; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3391 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3392 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3393 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3394 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3395 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3396 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3397 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3398 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3399 | WaitForEncodedFrame(i); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3400 | } |
| 3401 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3402 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3403 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3404 | video_source_.IncomingCapturedFrame(CreateFrame( |
| 3405 | SendStatisticsProxy::kMinRequiredMetricsSamples + i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3406 | WaitForEncodedFrame(SendStatisticsProxy::kMinRequiredMetricsSamples + i); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3407 | } |
| 3408 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3409 | video_stream_encoder_->Stop(); |
| 3410 | video_stream_encoder_.reset(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3411 | stats_proxy_.reset(); |
sprang | f8ee65e | 2017-02-28 08:49:33 -0800 | [diff] [blame] | 3412 | |
Ying Wang | ef3998f | 2019-12-09 13:06:53 +0100 | [diff] [blame] | 3413 | EXPECT_METRIC_EQ( |
| 3414 | 1, metrics::NumSamples("WebRTC.Video.CpuLimitedResolutionInPercent")); |
| 3415 | EXPECT_METRIC_EQ( |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3416 | 1, metrics::NumEvents("WebRTC.Video.CpuLimitedResolutionInPercent", 50)); |
| 3417 | } |
| 3418 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3419 | TEST_F(VideoStreamEncoderTest, |
| 3420 | CpuLimitedHistogramIsNotReportedForDisabledDegradation) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3421 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3422 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3423 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3424 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 3425 | const int kWidth = 640; |
| 3426 | const int kHeight = 360; |
| 3427 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3428 | video_stream_encoder_->SetSource(&video_source_, |
| 3429 | webrtc::DegradationPreference::DISABLED); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 3430 | |
| 3431 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
| 3432 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3433 | WaitForEncodedFrame(i); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 3434 | } |
| 3435 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3436 | video_stream_encoder_->Stop(); |
| 3437 | video_stream_encoder_.reset(); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 3438 | stats_proxy_.reset(); |
| 3439 | |
| 3440 | EXPECT_EQ(0, |
| 3441 | metrics::NumSamples("WebRTC.Video.CpuLimitedResolutionInPercent")); |
| 3442 | } |
| 3443 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3444 | TEST_F(VideoStreamEncoderTest, CallsBitrateObserver) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3445 | MockBitrateObserver bitrate_observer; |
Niels Möller | 0327c2d | 2018-05-21 14:09:31 +0200 | [diff] [blame] | 3446 | video_stream_encoder_->SetBitrateAllocationObserver(&bitrate_observer); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3447 | |
| 3448 | const int kDefaultFps = 30; |
Erik Språng | 566124a | 2018-04-23 12:32:22 +0200 | [diff] [blame] | 3449 | const VideoBitrateAllocation expected_bitrate = |
Mirta Dvornicic | 6799d73 | 2020-02-12 15:36:49 +0100 | [diff] [blame] | 3450 | SimulcastRateAllocator(fake_encoder_.codec_config()) |
Florent Castelli | 8bbdb5b | 2019-08-02 15:16:28 +0200 | [diff] [blame] | 3451 | .Allocate(VideoBitrateAllocationParameters(kLowTargetBitrateBps, |
| 3452 | kDefaultFps)); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3453 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3454 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(expected_bitrate)) |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 3455 | .Times(1); |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3456 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3457 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 3458 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 3459 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3460 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3461 | video_source_.IncomingCapturedFrame( |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3462 | CreateFrame(rtc::TimeMillis(), codec_width_, codec_height_)); |
| 3463 | WaitForEncodedFrame(rtc::TimeMillis()); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 3464 | VideoBitrateAllocation bitrate_allocation = |
| 3465 | fake_encoder_.GetAndResetLastRateControlSettings()->bitrate; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3466 | // Check that encoder has been updated too, not just allocation observer. |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 3467 | EXPECT_EQ(bitrate_allocation.get_sum_bps(), kLowTargetBitrateBps); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 3468 | // TODO(srte): The use of millisecs here looks like an error, but the tests |
| 3469 | // fails using seconds, this should be investigated. |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 3470 | fake_clock_.AdvanceTime(TimeDelta::Millis(1) / kDefaultFps); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3471 | |
| 3472 | // Not called on second frame. |
| 3473 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(expected_bitrate)) |
| 3474 | .Times(0); |
| 3475 | video_source_.IncomingCapturedFrame( |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3476 | CreateFrame(rtc::TimeMillis(), codec_width_, codec_height_)); |
| 3477 | WaitForEncodedFrame(rtc::TimeMillis()); |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 3478 | fake_clock_.AdvanceTime(TimeDelta::Millis(1) / kDefaultFps); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3479 | |
| 3480 | // Called after a process interval. |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3481 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(expected_bitrate)) |
| 3482 | .Times(1); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3483 | const int64_t start_time_ms = rtc::TimeMillis(); |
| 3484 | while (rtc::TimeMillis() - start_time_ms < kProcessIntervalMs) { |
| 3485 | video_source_.IncomingCapturedFrame( |
| 3486 | CreateFrame(rtc::TimeMillis(), codec_width_, codec_height_)); |
| 3487 | WaitForEncodedFrame(rtc::TimeMillis()); |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 3488 | fake_clock_.AdvanceTime(TimeDelta::Millis(1) / kDefaultFps); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3489 | } |
| 3490 | |
| 3491 | // Since rates are unchanged, encoder should not be reconfigured. |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 3492 | EXPECT_FALSE(fake_encoder_.GetAndResetLastRateControlSettings().has_value()); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3493 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3494 | video_stream_encoder_->Stop(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3495 | } |
| 3496 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3497 | TEST_F(VideoStreamEncoderTest, TemporalLayersNotDisabledIfSupported) { |
| 3498 | // 2 TLs configured, temporal layers supported by encoder. |
| 3499 | const int kNumTemporalLayers = 2; |
| 3500 | ResetEncoder("VP8", 1, kNumTemporalLayers, 1, /*screenshare*/ false); |
| 3501 | fake_encoder_.SetTemporalLayersSupported(0, true); |
| 3502 | |
| 3503 | // Bitrate allocated across temporal layers. |
| 3504 | const int kTl0Bps = kTargetBitrateBps * |
| 3505 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 3506 | kNumTemporalLayers, /*temporal_id*/ 0, |
| 3507 | /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3508 | const int kTl1Bps = kTargetBitrateBps * |
| 3509 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 3510 | kNumTemporalLayers, /*temporal_id*/ 1, |
| 3511 | /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3512 | VideoBitrateAllocation expected_bitrate; |
| 3513 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kTl0Bps); |
| 3514 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 1, kTl1Bps - kTl0Bps); |
| 3515 | |
| 3516 | VerifyAllocatedBitrate(expected_bitrate); |
| 3517 | video_stream_encoder_->Stop(); |
| 3518 | } |
| 3519 | |
| 3520 | TEST_F(VideoStreamEncoderTest, TemporalLayersDisabledIfNotSupported) { |
| 3521 | // 2 TLs configured, temporal layers not supported by encoder. |
| 3522 | ResetEncoder("VP8", 1, /*num_temporal_layers*/ 2, 1, /*screenshare*/ false); |
| 3523 | fake_encoder_.SetTemporalLayersSupported(0, false); |
| 3524 | |
| 3525 | // Temporal layers not supported by the encoder. |
| 3526 | // Total bitrate should be at ti:0. |
| 3527 | VideoBitrateAllocation expected_bitrate; |
| 3528 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kTargetBitrateBps); |
| 3529 | |
| 3530 | VerifyAllocatedBitrate(expected_bitrate); |
| 3531 | video_stream_encoder_->Stop(); |
| 3532 | } |
| 3533 | |
| 3534 | TEST_F(VideoStreamEncoderTest, VerifyBitrateAllocationForTwoStreams) { |
| 3535 | // 2 TLs configured, temporal layers only supported for first stream. |
| 3536 | ResetEncoder("VP8", 2, /*num_temporal_layers*/ 2, 1, /*screenshare*/ false); |
| 3537 | fake_encoder_.SetTemporalLayersSupported(0, true); |
| 3538 | fake_encoder_.SetTemporalLayersSupported(1, false); |
| 3539 | |
| 3540 | const int kS0Bps = 150000; |
| 3541 | const int kS0Tl0Bps = |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 3542 | kS0Bps * |
| 3543 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
| 3544 | /*num_layers*/ 2, /*temporal_id*/ 0, /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3545 | const int kS0Tl1Bps = |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 3546 | kS0Bps * |
| 3547 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
| 3548 | /*num_layers*/ 2, /*temporal_id*/ 1, /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3549 | const int kS1Bps = kTargetBitrateBps - kS0Tl1Bps; |
| 3550 | // Temporal layers not supported by si:1. |
| 3551 | VideoBitrateAllocation expected_bitrate; |
| 3552 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kS0Tl0Bps); |
| 3553 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 1, kS0Tl1Bps - kS0Tl0Bps); |
| 3554 | expected_bitrate.SetBitrate(/*si*/ 1, /*ti*/ 0, kS1Bps); |
| 3555 | |
| 3556 | VerifyAllocatedBitrate(expected_bitrate); |
| 3557 | video_stream_encoder_->Stop(); |
| 3558 | } |
| 3559 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3560 | TEST_F(VideoStreamEncoderTest, OveruseDetectorUpdatedOnReconfigureAndAdaption) { |
| 3561 | const int kFrameWidth = 1280; |
| 3562 | const int kFrameHeight = 720; |
| 3563 | const int kFramerate = 24; |
| 3564 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3565 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3566 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3567 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3568 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3569 | test::FrameForwarder source; |
| 3570 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3571 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3572 | |
| 3573 | // Insert a single frame, triggering initial configuration. |
| 3574 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 3575 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3576 | |
| 3577 | EXPECT_EQ( |
| 3578 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3579 | kDefaultFramerate); |
| 3580 | |
| 3581 | // Trigger reconfigure encoder (without resetting the entire instance). |
| 3582 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 3583 | video_encoder_config.codec_type = kVideoCodecVP8; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3584 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 3585 | video_encoder_config.number_of_streams = 1; |
| 3586 | video_encoder_config.video_stream_factory = |
| 3587 | new rtc::RefCountedObject<VideoStreamFactory>(1, kFramerate); |
| 3588 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3589 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3590 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3591 | |
| 3592 | // Detector should be updated with fps limit from codec config. |
| 3593 | EXPECT_EQ( |
| 3594 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3595 | kFramerate); |
| 3596 | |
| 3597 | // Trigger overuse, max framerate should be reduced. |
| 3598 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3599 | stats.input_frame_rate = kFramerate; |
| 3600 | stats_proxy_->SetMockStats(stats); |
| 3601 | video_stream_encoder_->TriggerCpuOveruse(); |
| 3602 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3603 | int adapted_framerate = |
| 3604 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
| 3605 | EXPECT_LT(adapted_framerate, kFramerate); |
| 3606 | |
| 3607 | // Trigger underuse, max framerate should go back to codec configured fps. |
| 3608 | // Set extra low fps, to make sure it's actually reset, not just incremented. |
| 3609 | stats = stats_proxy_->GetStats(); |
| 3610 | stats.input_frame_rate = adapted_framerate / 2; |
| 3611 | stats_proxy_->SetMockStats(stats); |
| 3612 | video_stream_encoder_->TriggerCpuNormalUsage(); |
| 3613 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3614 | EXPECT_EQ( |
| 3615 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3616 | kFramerate); |
| 3617 | |
| 3618 | video_stream_encoder_->Stop(); |
| 3619 | } |
| 3620 | |
| 3621 | TEST_F(VideoStreamEncoderTest, |
| 3622 | OveruseDetectorUpdatedRespectsFramerateAfterUnderuse) { |
| 3623 | const int kFrameWidth = 1280; |
| 3624 | const int kFrameHeight = 720; |
| 3625 | const int kLowFramerate = 15; |
| 3626 | const int kHighFramerate = 25; |
| 3627 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3628 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3629 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3630 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3631 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3632 | test::FrameForwarder source; |
| 3633 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3634 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3635 | |
| 3636 | // Trigger initial configuration. |
| 3637 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 3638 | video_encoder_config.codec_type = kVideoCodecVP8; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3639 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 3640 | video_encoder_config.number_of_streams = 1; |
| 3641 | video_encoder_config.video_stream_factory = |
| 3642 | new rtc::RefCountedObject<VideoStreamFactory>(1, kLowFramerate); |
| 3643 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 3644 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3645 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3646 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3647 | |
| 3648 | EXPECT_EQ( |
| 3649 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3650 | kLowFramerate); |
| 3651 | |
| 3652 | // Trigger overuse, max framerate should be reduced. |
| 3653 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3654 | stats.input_frame_rate = kLowFramerate; |
| 3655 | stats_proxy_->SetMockStats(stats); |
| 3656 | video_stream_encoder_->TriggerCpuOveruse(); |
| 3657 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3658 | int adapted_framerate = |
| 3659 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
| 3660 | EXPECT_LT(adapted_framerate, kLowFramerate); |
| 3661 | |
| 3662 | // Reconfigure the encoder with a new (higher max framerate), max fps should |
| 3663 | // still respect the adaptation. |
| 3664 | video_encoder_config.video_stream_factory = |
| 3665 | new rtc::RefCountedObject<VideoStreamFactory>(1, kHighFramerate); |
| 3666 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 3667 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3668 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3669 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3670 | |
| 3671 | EXPECT_EQ( |
| 3672 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3673 | adapted_framerate); |
| 3674 | |
| 3675 | // Trigger underuse, max framerate should go back to codec configured fps. |
| 3676 | stats = stats_proxy_->GetStats(); |
| 3677 | stats.input_frame_rate = adapted_framerate; |
| 3678 | stats_proxy_->SetMockStats(stats); |
| 3679 | video_stream_encoder_->TriggerCpuNormalUsage(); |
| 3680 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3681 | EXPECT_EQ( |
| 3682 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3683 | kHighFramerate); |
| 3684 | |
| 3685 | video_stream_encoder_->Stop(); |
| 3686 | } |
| 3687 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3688 | TEST_F(VideoStreamEncoderTest, |
| 3689 | OveruseDetectorUpdatedOnDegradationPreferenceChange) { |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3690 | const int kFrameWidth = 1280; |
| 3691 | const int kFrameHeight = 720; |
| 3692 | const int kFramerate = 24; |
| 3693 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3694 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3695 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3696 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3697 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3698 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3699 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3700 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3701 | |
| 3702 | // Trigger initial configuration. |
| 3703 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 3704 | video_encoder_config.codec_type = kVideoCodecVP8; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3705 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 3706 | video_encoder_config.number_of_streams = 1; |
| 3707 | video_encoder_config.video_stream_factory = |
| 3708 | new rtc::RefCountedObject<VideoStreamFactory>(1, kFramerate); |
| 3709 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3710 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3711 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3712 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3713 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3714 | EXPECT_EQ( |
| 3715 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3716 | kFramerate); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3717 | |
| 3718 | // Trigger overuse, max framerate should be reduced. |
| 3719 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3720 | stats.input_frame_rate = kFramerate; |
| 3721 | stats_proxy_->SetMockStats(stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3722 | video_stream_encoder_->TriggerCpuOveruse(); |
| 3723 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3724 | int adapted_framerate = |
| 3725 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3726 | EXPECT_LT(adapted_framerate, kFramerate); |
| 3727 | |
| 3728 | // Change degradation preference to not enable framerate scaling. Target |
| 3729 | // framerate should be changed to codec defined limit. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3730 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3731 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3732 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3733 | EXPECT_EQ( |
| 3734 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3735 | kFramerate); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3736 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3737 | video_stream_encoder_->Stop(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3738 | } |
| 3739 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3740 | TEST_F(VideoStreamEncoderTest, DropsFramesAndScalesWhenBitrateIsTooLow) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3741 | const int kTooLowBitrateForFrameSizeBps = 10000; |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 3742 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3743 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 3744 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 3745 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), 0, 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3746 | const int kWidth = 640; |
| 3747 | const int kHeight = 360; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3748 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3749 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3750 | |
| 3751 | // Expect to drop this frame, the wait should time out. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3752 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3753 | |
| 3754 | // Expect the sink_wants to specify a scaled frame. |
asapersson | 0944a80 | 2017-04-07 00:57:58 -0700 | [diff] [blame] | 3755 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3756 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3757 | int last_pixel_count = video_source_.sink_wants().max_pixel_count; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3758 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3759 | // Next frame is scaled. |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3760 | video_source_.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3761 | CreateFrame(2, kWidth * 3 / 4, kHeight * 3 / 4)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3762 | |
| 3763 | // Expect to drop this frame, the wait should time out. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3764 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3765 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3766 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, last_pixel_count); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3767 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3768 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3769 | } |
| 3770 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3771 | TEST_F(VideoStreamEncoderTest, |
| 3772 | NumberOfDroppedFramesLimitedWhenBitrateIsTooLow) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3773 | const int kTooLowBitrateForFrameSizeBps = 10000; |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 3774 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3775 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 3776 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 3777 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), 0, 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3778 | const int kWidth = 640; |
| 3779 | const int kHeight = 360; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3780 | |
| 3781 | // We expect the n initial frames to get dropped. |
| 3782 | int i; |
| 3783 | for (i = 1; i <= kMaxInitialFramedrop; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3784 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3785 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3786 | } |
| 3787 | // 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] | 3788 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3789 | WaitForEncodedFrame(i); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3790 | |
| 3791 | // Expect the sink_wants to specify a scaled frame. |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3792 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3793 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3794 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3795 | } |
| 3796 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3797 | TEST_F(VideoStreamEncoderTest, |
| 3798 | InitialFrameDropOffWithMaintainResolutionPreference) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3799 | const int kWidth = 640; |
| 3800 | const int kHeight = 360; |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3801 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3802 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 3803 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 3804 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3805 | |
| 3806 | // Set degradation preference. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3807 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3808 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3809 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3810 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3811 | // Frame should not be dropped, even if it's too large. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3812 | WaitForEncodedFrame(1); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3813 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3814 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3815 | } |
| 3816 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3817 | TEST_F(VideoStreamEncoderTest, InitialFrameDropOffWhenEncoderDisabledScaling) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3818 | const int kWidth = 640; |
| 3819 | const int kHeight = 360; |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3820 | fake_encoder_.SetQualityScaling(false); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 3821 | |
| 3822 | VideoEncoderConfig video_encoder_config; |
| 3823 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 3824 | // Make format different, to force recreation of encoder. |
| 3825 | video_encoder_config.video_format.parameters["foo"] = "foo"; |
| 3826 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3827 | kMaxPayloadLength); |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3828 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3829 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 3830 | DataRate::BitsPerSec(kLowTargetBitrateBps), |
| 3831 | DataRate::BitsPerSec(kLowTargetBitrateBps), 0, 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3832 | |
kthelgason | b83797b | 2017-02-14 11:57:25 -0800 | [diff] [blame] | 3833 | // Force quality scaler reconfiguration by resetting the source. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3834 | video_stream_encoder_->SetSource(&video_source_, |
| 3835 | webrtc::DegradationPreference::BALANCED); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3836 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3837 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3838 | // Frame should not be dropped, even if it's too large. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3839 | WaitForEncodedFrame(1); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3840 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3841 | video_stream_encoder_->Stop(); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3842 | fake_encoder_.SetQualityScaling(true); |
| 3843 | } |
| 3844 | |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 3845 | TEST_F(VideoStreamEncoderTest, InitialFrameDropActivatesWhenBweDrops) { |
| 3846 | webrtc::test::ScopedFieldTrials field_trials( |
| 3847 | "WebRTC-Video-QualityScalerSettings/" |
| 3848 | "initial_bitrate_interval_ms:1000,initial_bitrate_factor:0.2/"); |
| 3849 | // Reset encoder for field trials to take effect. |
| 3850 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 3851 | const int kNotTooLowBitrateForFrameSizeBps = kTargetBitrateBps * 0.2; |
| 3852 | const int kTooLowBitrateForFrameSizeBps = kTargetBitrateBps * 0.19; |
| 3853 | const int kWidth = 640; |
| 3854 | const int kHeight = 360; |
| 3855 | |
| 3856 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3857 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3858 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3859 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 3860 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 3861 | // Frame should not be dropped. |
| 3862 | WaitForEncodedFrame(1); |
| 3863 | |
| 3864 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3865 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), |
| 3866 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), |
| 3867 | DataRate::BitsPerSec(kNotTooLowBitrateForFrameSizeBps), 0, 0, 0); |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 3868 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 3869 | // Frame should not be dropped. |
| 3870 | WaitForEncodedFrame(2); |
| 3871 | |
| 3872 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3873 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 3874 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), |
| 3875 | DataRate::BitsPerSec(kTooLowBitrateForFrameSizeBps), 0, 0, 0); |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 3876 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 3877 | // Expect to drop this frame, the wait should time out. |
| 3878 | ExpectDroppedFrame(); |
| 3879 | |
| 3880 | // Expect the sink_wants to specify a scaled frame. |
| 3881 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3882 | video_stream_encoder_->Stop(); |
| 3883 | } |
| 3884 | |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 3885 | TEST_F(VideoStreamEncoderTest, RampsUpInQualityWhenBwIsHigh) { |
| 3886 | webrtc::test::ScopedFieldTrials field_trials( |
| 3887 | "WebRTC-Video-QualityRampupSettings/min_pixels:1,min_duration_ms:2000/"); |
| 3888 | |
| 3889 | // Reset encoder for field trials to take effect. |
| 3890 | VideoEncoderConfig config = video_encoder_config_.Copy(); |
| 3891 | config.max_bitrate_bps = kTargetBitrateBps; |
| 3892 | ConfigureEncoder(std::move(config)); |
| 3893 | fake_encoder_.SetQp(kQpLow); |
| 3894 | |
| 3895 | // Enable MAINTAIN_FRAMERATE preference. |
| 3896 | AdaptingFrameForwarder source; |
| 3897 | source.set_adaptation_enabled(true); |
| 3898 | video_stream_encoder_->SetSource(&source, |
| 3899 | DegradationPreference::MAINTAIN_FRAMERATE); |
| 3900 | |
| 3901 | // Start at low bitrate. |
| 3902 | const int kLowBitrateBps = 200000; |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3903 | video_stream_encoder_->OnBitrateUpdated(DataRate::BitsPerSec(kLowBitrateBps), |
| 3904 | DataRate::BitsPerSec(kLowBitrateBps), |
| 3905 | DataRate::BitsPerSec(kLowBitrateBps), |
| 3906 | 0, 0, 0); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 3907 | |
| 3908 | // Expect first frame to be dropped and resolution to be limited. |
| 3909 | const int kWidth = 1280; |
| 3910 | const int kHeight = 720; |
| 3911 | const int64_t kFrameIntervalMs = 100; |
| 3912 | int64_t timestamp_ms = kFrameIntervalMs; |
| 3913 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3914 | ExpectDroppedFrame(); |
| 3915 | EXPECT_LT(source.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3916 | |
| 3917 | // Increase bitrate to encoder max. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3918 | video_stream_encoder_->OnBitrateUpdated( |
| 3919 | DataRate::BitsPerSec(config.max_bitrate_bps), |
| 3920 | DataRate::BitsPerSec(config.max_bitrate_bps), |
| 3921 | DataRate::BitsPerSec(config.max_bitrate_bps), 0, 0, 0); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 3922 | |
| 3923 | // Insert frames and advance |min_duration_ms|. |
| 3924 | for (size_t i = 1; i <= 10; i++) { |
| 3925 | timestamp_ms += kFrameIntervalMs; |
| 3926 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3927 | WaitForEncodedFrame(timestamp_ms); |
| 3928 | } |
| 3929 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3930 | EXPECT_LT(source.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3931 | |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 3932 | fake_clock_.AdvanceTime(TimeDelta::Millis(2000)); |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 3933 | |
| 3934 | // Insert frame should trigger high BW and release quality limitation. |
| 3935 | timestamp_ms += kFrameIntervalMs; |
| 3936 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3937 | WaitForEncodedFrame(timestamp_ms); |
| 3938 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
| 3939 | |
| 3940 | // Frame should not be adapted. |
| 3941 | timestamp_ms += kFrameIntervalMs; |
| 3942 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3943 | WaitForEncodedFrame(kWidth, kHeight); |
| 3944 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3945 | |
| 3946 | video_stream_encoder_->Stop(); |
| 3947 | } |
| 3948 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3949 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3950 | ResolutionNotAdaptedForTooSmallFrame_MaintainFramerateMode) { |
| 3951 | const int kTooSmallWidth = 10; |
| 3952 | const int kTooSmallHeight = 10; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3953 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3954 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3955 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3956 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3957 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3958 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3959 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3960 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3961 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3962 | VerifyNoLimitation(source.sink_wants()); |
| 3963 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3964 | |
| 3965 | // Trigger adapt down, too small frame, expect no change. |
| 3966 | source.IncomingCapturedFrame(CreateFrame(1, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3967 | WaitForEncodedFrame(1); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3968 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3969 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3970 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3971 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3972 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3973 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3974 | } |
| 3975 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3976 | TEST_F(VideoStreamEncoderTest, |
| 3977 | ResolutionNotAdaptedForTooSmallFrame_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3978 | const int kTooSmallWidth = 10; |
| 3979 | const int kTooSmallHeight = 10; |
| 3980 | const int kFpsLimit = 7; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3981 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 3982 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3983 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 3984 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3985 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3986 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3987 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3988 | video_stream_encoder_->SetSource(&source, |
| 3989 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3990 | VerifyNoLimitation(source.sink_wants()); |
| 3991 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3992 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 3993 | |
| 3994 | // Trigger adapt down, expect limited framerate. |
| 3995 | source.IncomingCapturedFrame(CreateFrame(1, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3996 | WaitForEncodedFrame(1); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3997 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3998 | VerifyFpsEqResolutionMax(source.sink_wants(), kFpsLimit); |
| 3999 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4000 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4001 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4002 | |
| 4003 | // Trigger adapt down, too small frame, expect no change. |
| 4004 | source.IncomingCapturedFrame(CreateFrame(2, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4005 | WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4006 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4007 | VerifyFpsEqResolutionMax(source.sink_wants(), kFpsLimit); |
| 4008 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4009 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4010 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4011 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4012 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4013 | } |
| 4014 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4015 | TEST_F(VideoStreamEncoderTest, FailingInitEncodeDoesntCauseCrash) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 4016 | fake_encoder_.ForceInitEncodeFailure(true); |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4017 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4018 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4019 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4020 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 4021 | ResetEncoder("VP8", 2, 1, 1, false); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 4022 | const int kFrameWidth = 1280; |
| 4023 | const int kFrameHeight = 720; |
| 4024 | video_source_.IncomingCapturedFrame( |
| 4025 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4026 | ExpectDroppedFrame(); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4027 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 4028 | } |
| 4029 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4030 | // TODO(sprang): Extend this with fps throttling and any "balanced" extensions. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4031 | TEST_F(VideoStreamEncoderTest, |
| 4032 | AdaptsResolutionOnOveruse_MaintainFramerateMode) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4033 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4034 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4035 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4036 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4037 | |
| 4038 | const int kFrameWidth = 1280; |
| 4039 | const int kFrameHeight = 720; |
| 4040 | // Enabled default VideoAdapter downscaling. First step is 3/4, not 3/5 as |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4041 | // requested by |
| 4042 | // VideoStreamEncoder::VideoSourceProxy::RequestResolutionLowerThan(). |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4043 | video_source_.set_adaptation_enabled(true); |
| 4044 | |
| 4045 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4046 | CreateFrame(1 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4047 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4048 | |
| 4049 | // Trigger CPU overuse, downscale by 3/4. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4050 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4051 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4052 | CreateFrame(2 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4053 | WaitForEncodedFrame((kFrameWidth * 3) / 4, (kFrameHeight * 3) / 4); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4054 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 4055 | // Trigger CPU normal use, return to original resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4056 | video_stream_encoder_->TriggerCpuNormalUsage(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4057 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4058 | CreateFrame(3 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4059 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4060 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4061 | video_stream_encoder_->Stop(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 4062 | } |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 4063 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4064 | TEST_F(VideoStreamEncoderTest, |
| 4065 | AdaptsFramerateOnOveruse_MaintainResolutionMode) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4066 | const int kFrameWidth = 1280; |
| 4067 | const int kFrameHeight = 720; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4068 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4069 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4070 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4071 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4072 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4073 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4074 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4075 | video_source_.set_adaptation_enabled(true); |
| 4076 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4077 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4078 | |
| 4079 | video_source_.IncomingCapturedFrame( |
| 4080 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4081 | WaitForEncodedFrame(timestamp_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4082 | |
| 4083 | // Try to trigger overuse. No fps estimate available => no effect. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4084 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4085 | |
| 4086 | // Insert frames for one second to get a stable estimate. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4087 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4088 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4089 | video_source_.IncomingCapturedFrame( |
| 4090 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4091 | WaitForEncodedFrame(timestamp_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4092 | } |
| 4093 | |
| 4094 | // Trigger CPU overuse, reduce framerate by 2/3. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4095 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4096 | int num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4097 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4098 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4099 | video_source_.IncomingCapturedFrame( |
| 4100 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4101 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4102 | ++num_frames_dropped; |
| 4103 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 4104 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4105 | } |
| 4106 | } |
| 4107 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4108 | // Add some slack to account for frames dropped by the frame dropper. |
| 4109 | const int kErrorMargin = 1; |
| 4110 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 2 / 3), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4111 | kErrorMargin); |
| 4112 | |
| 4113 | // Trigger CPU overuse, reduce framerate by 2/3 again. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4114 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4115 | num_frames_dropped = 0; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4116 | for (int i = 0; i <= max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4117 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4118 | video_source_.IncomingCapturedFrame( |
| 4119 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4120 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4121 | ++num_frames_dropped; |
| 4122 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 4123 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4124 | } |
| 4125 | } |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4126 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 4 / 9), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4127 | kErrorMargin); |
| 4128 | |
| 4129 | // Go back up one step. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4130 | video_stream_encoder_->TriggerCpuNormalUsage(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4131 | num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4132 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4133 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4134 | video_source_.IncomingCapturedFrame( |
| 4135 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4136 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4137 | ++num_frames_dropped; |
| 4138 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 4139 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4140 | } |
| 4141 | } |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4142 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 2 / 3), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4143 | kErrorMargin); |
| 4144 | |
| 4145 | // Go back up to original mode. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4146 | video_stream_encoder_->TriggerCpuNormalUsage(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4147 | num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4148 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4149 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4150 | video_source_.IncomingCapturedFrame( |
| 4151 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4152 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4153 | ++num_frames_dropped; |
| 4154 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 4155 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4156 | } |
| 4157 | } |
| 4158 | EXPECT_NEAR(num_frames_dropped, 0, kErrorMargin); |
| 4159 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4160 | video_stream_encoder_->Stop(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4161 | } |
| 4162 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4163 | TEST_F(VideoStreamEncoderTest, DoesntAdaptDownPastMinFramerate) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4164 | const int kFramerateFps = 5; |
| 4165 | const int kFrameIntervalMs = rtc::kNumMillisecsPerSec / kFramerateFps; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4166 | const int kFrameWidth = 1280; |
| 4167 | const int kFrameHeight = 720; |
| 4168 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4169 | // Reconfigure encoder with two temporal layers and screensharing, which will |
| 4170 | // disable frame dropping and make testing easier. |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 4171 | ResetEncoder("VP8", 1, 2, 1, true); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4172 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4173 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4174 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4175 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4176 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4177 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4178 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4179 | video_source_.set_adaptation_enabled(true); |
| 4180 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4181 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4182 | |
| 4183 | // Trigger overuse as much as we can. |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4184 | rtc::VideoSinkWants last_wants; |
| 4185 | do { |
| 4186 | last_wants = video_source_.sink_wants(); |
| 4187 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4188 | // Insert frames to get a new fps estimate... |
| 4189 | for (int j = 0; j < kFramerateFps; ++j) { |
| 4190 | video_source_.IncomingCapturedFrame( |
| 4191 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4192 | if (video_source_.last_sent_width()) { |
| 4193 | sink_.WaitForEncodedFrame(timestamp_ms); |
| 4194 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4195 | timestamp_ms += kFrameIntervalMs; |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 4196 | fake_clock_.AdvanceTime(TimeDelta::Millis(kFrameIntervalMs)); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4197 | } |
| 4198 | // ...and then try to adapt again. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4199 | video_stream_encoder_->TriggerCpuOveruse(); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4200 | } while (video_source_.sink_wants().max_framerate_fps < |
| 4201 | last_wants.max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4202 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4203 | VerifyFpsEqResolutionMax(video_source_.sink_wants(), kMinFramerateFps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4204 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4205 | video_stream_encoder_->Stop(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4206 | } |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4207 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4208 | TEST_F(VideoStreamEncoderTest, |
| 4209 | AdaptsResolutionAndFramerateForLowQuality_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4210 | const int kWidth = 1280; |
| 4211 | const int kHeight = 720; |
| 4212 | const int64_t kFrameIntervalMs = 150; |
| 4213 | int64_t timestamp_ms = kFrameIntervalMs; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4214 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4215 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4216 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4217 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4218 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4219 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4220 | AdaptingFrameForwarder source; |
| 4221 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4222 | video_stream_encoder_->SetSource(&source, |
| 4223 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4224 | timestamp_ms += kFrameIntervalMs; |
| 4225 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4226 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4227 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4228 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4229 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4230 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4231 | |
| 4232 | // Trigger adapt down, expect scaled down resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4233 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4234 | timestamp_ms += kFrameIntervalMs; |
| 4235 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4236 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4237 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 4238 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4239 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4240 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4241 | |
| 4242 | // Trigger adapt down, expect scaled down resolution (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4243 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4244 | timestamp_ms += kFrameIntervalMs; |
| 4245 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4246 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4247 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
| 4248 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4249 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4250 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4251 | |
| 4252 | // Trigger adapt down, expect reduced fps (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4253 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4254 | timestamp_ms += kFrameIntervalMs; |
| 4255 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4256 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4257 | VerifyFpsLtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4258 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4259 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4260 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4261 | |
| 4262 | // Trigger adapt down, expect scaled down resolution (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4263 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4264 | timestamp_ms += kFrameIntervalMs; |
| 4265 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4266 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4267 | VerifyFpsEqResolutionLt(source.sink_wants(), source.last_wants()); |
| 4268 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4269 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4270 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4271 | |
| 4272 | // Restrict bitrate, trigger adapt down, expect reduced fps (480x270@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4273 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4274 | timestamp_ms += kFrameIntervalMs; |
| 4275 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4276 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4277 | VerifyFpsLtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4278 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4279 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4280 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4281 | |
| 4282 | // Trigger adapt down, expect scaled down resolution (320x180@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4283 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4284 | timestamp_ms += kFrameIntervalMs; |
| 4285 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4286 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4287 | VerifyFpsEqResolutionLt(source.sink_wants(), source.last_wants()); |
| 4288 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4289 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4290 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4291 | |
| 4292 | // Trigger adapt down, expect reduced fps (320x180@7fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4293 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4294 | timestamp_ms += kFrameIntervalMs; |
| 4295 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4296 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4297 | VerifyFpsLtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4298 | rtc::VideoSinkWants last_wants = source.sink_wants(); |
| 4299 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4300 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4301 | EXPECT_EQ(7, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4302 | |
| 4303 | // Trigger adapt down, min resolution reached, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4304 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4305 | timestamp_ms += kFrameIntervalMs; |
| 4306 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4307 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4308 | VerifyFpsEqResolutionEq(source.sink_wants(), last_wants); |
| 4309 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4310 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4311 | EXPECT_EQ(7, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4312 | |
| 4313 | // Trigger adapt down, expect expect increased fps (320x180@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4314 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4315 | timestamp_ms += kFrameIntervalMs; |
| 4316 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4317 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4318 | VerifyFpsGtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4319 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4320 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4321 | EXPECT_EQ(8, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4322 | |
| 4323 | // Trigger adapt up, expect upscaled resolution (480x270@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4324 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4325 | timestamp_ms += kFrameIntervalMs; |
| 4326 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4327 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4328 | VerifyFpsEqResolutionGt(source.sink_wants(), source.last_wants()); |
| 4329 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4330 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4331 | EXPECT_EQ(9, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4332 | |
| 4333 | // Increase bitrate, trigger adapt up, expect increased fps (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4334 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4335 | timestamp_ms += kFrameIntervalMs; |
| 4336 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4337 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4338 | VerifyFpsGtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4339 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4340 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4341 | EXPECT_EQ(10, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4342 | |
| 4343 | // Trigger adapt up, expect upscaled resolution (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4344 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4345 | timestamp_ms += kFrameIntervalMs; |
| 4346 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4347 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4348 | VerifyFpsEqResolutionGt(source.sink_wants(), source.last_wants()); |
| 4349 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4350 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4351 | EXPECT_EQ(11, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4352 | |
| 4353 | // Trigger adapt up, expect increased fps (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4354 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4355 | timestamp_ms += kFrameIntervalMs; |
| 4356 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4357 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4358 | VerifyFpsMaxResolutionEq(source.sink_wants(), source.last_wants()); |
| 4359 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4360 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4361 | EXPECT_EQ(12, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4362 | |
| 4363 | // Trigger adapt up, expect upscaled resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4364 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4365 | timestamp_ms += kFrameIntervalMs; |
| 4366 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4367 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4368 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
| 4369 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4370 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4371 | EXPECT_EQ(13, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4372 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4373 | // Trigger adapt up, expect no restriction (1280x720fps@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4374 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4375 | timestamp_ms += kFrameIntervalMs; |
| 4376 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4377 | WaitForEncodedFrame(kWidth, kHeight); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4378 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4379 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4380 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4381 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4382 | EXPECT_EQ(14, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4383 | |
| 4384 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4385 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4386 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4387 | EXPECT_EQ(14, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4388 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4389 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4390 | } |
| 4391 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4392 | TEST_F(VideoStreamEncoderTest, AdaptWithTwoReasonsAndDifferentOrder_Framerate) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4393 | const int kWidth = 1280; |
| 4394 | const int kHeight = 720; |
| 4395 | const int64_t kFrameIntervalMs = 150; |
| 4396 | int64_t timestamp_ms = kFrameIntervalMs; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4397 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4398 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4399 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4400 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4401 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4402 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4403 | AdaptingFrameForwarder source; |
| 4404 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4405 | video_stream_encoder_->SetSource(&source, |
| 4406 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4407 | timestamp_ms += kFrameIntervalMs; |
| 4408 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4409 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4410 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4411 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4412 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4413 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4414 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4415 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4416 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4417 | |
| 4418 | // Trigger cpu adapt down, expect scaled down resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4419 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4420 | timestamp_ms += kFrameIntervalMs; |
| 4421 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4422 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4423 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 4424 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4425 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4426 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4427 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4428 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4429 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4430 | |
| 4431 | // Trigger cpu adapt down, expect scaled down resolution (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4432 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4433 | timestamp_ms += kFrameIntervalMs; |
| 4434 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4435 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4436 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
| 4437 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4438 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4439 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4440 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4441 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4442 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4443 | |
| 4444 | // Trigger quality adapt down, expect reduced fps (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4445 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4446 | timestamp_ms += kFrameIntervalMs; |
| 4447 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4448 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4449 | VerifyFpsLtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4450 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4451 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4452 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4453 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4454 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4455 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4456 | |
| 4457 | // Trigger cpu adapt up, expect increased fps (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4458 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4459 | timestamp_ms += kFrameIntervalMs; |
| 4460 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4461 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4462 | VerifyFpsMaxResolutionEq(source.sink_wants(), source.last_wants()); |
| 4463 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4464 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4465 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4466 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4467 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4468 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4469 | |
| 4470 | // Trigger quality adapt up, expect upscaled resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4471 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4472 | timestamp_ms += kFrameIntervalMs; |
| 4473 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4474 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4475 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
| 4476 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4477 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4478 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4479 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4480 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4481 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4482 | |
| 4483 | // Trigger cpu adapt up, expect no restriction (1280x720fps@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4484 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4485 | timestamp_ms += kFrameIntervalMs; |
| 4486 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4487 | WaitForEncodedFrame(kWidth, kHeight); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4488 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4489 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4490 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4491 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4492 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4493 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4494 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4495 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4496 | |
| 4497 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4498 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4499 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4500 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4501 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4502 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4503 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4504 | } |
| 4505 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4506 | TEST_F(VideoStreamEncoderTest, |
| 4507 | AdaptWithTwoReasonsAndDifferentOrder_Resolution) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4508 | const int kWidth = 640; |
| 4509 | const int kHeight = 360; |
| 4510 | const int kFpsLimit = 15; |
| 4511 | const int64_t kFrameIntervalMs = 150; |
| 4512 | int64_t timestamp_ms = kFrameIntervalMs; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4513 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4514 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4515 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4516 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4517 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4518 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4519 | AdaptingFrameForwarder source; |
| 4520 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4521 | video_stream_encoder_->SetSource(&source, |
| 4522 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4523 | timestamp_ms += kFrameIntervalMs; |
| 4524 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4525 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4526 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4527 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4528 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4529 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4530 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4531 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4532 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4533 | |
| 4534 | // Trigger cpu adapt down, expect scaled down framerate (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4535 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4536 | timestamp_ms += kFrameIntervalMs; |
| 4537 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4538 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4539 | VerifyFpsEqResolutionMax(source.sink_wants(), kFpsLimit); |
| 4540 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4541 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4542 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4543 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4544 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4545 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4546 | |
| 4547 | // Trigger quality adapt down, expect scaled down resolution (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4548 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4549 | timestamp_ms += kFrameIntervalMs; |
| 4550 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4551 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4552 | VerifyFpsEqResolutionLt(source.sink_wants(), source.last_wants()); |
| 4553 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4554 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4555 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4556 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4557 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4558 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4559 | |
| 4560 | // Trigger cpu adapt up, expect upscaled resolution (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4561 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4562 | timestamp_ms += kFrameIntervalMs; |
| 4563 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4564 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4565 | VerifyFpsEqResolutionGt(source.sink_wants(), source.last_wants()); |
| 4566 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4567 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4568 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4569 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4570 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4571 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4572 | |
| 4573 | // Trigger quality adapt up, expect increased fps (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4574 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4575 | timestamp_ms += kFrameIntervalMs; |
| 4576 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4577 | WaitForEncodedFrame(timestamp_ms); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4578 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4579 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4580 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4581 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4582 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4583 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4584 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4585 | |
| 4586 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4587 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4588 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4589 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4590 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4591 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4592 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4593 | } |
| 4594 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4595 | TEST_F(VideoStreamEncoderTest, AcceptsFullHdAdaptedDownSimulcastFrames) { |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4596 | const int kFrameWidth = 1920; |
| 4597 | const int kFrameHeight = 1080; |
| 4598 | // 3/4 of 1920. |
| 4599 | const int kAdaptedFrameWidth = 1440; |
| 4600 | // 3/4 of 1080 rounded down to multiple of 4. |
| 4601 | const int kAdaptedFrameHeight = 808; |
| 4602 | const int kFramerate = 24; |
| 4603 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4604 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4605 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4606 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4607 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4608 | // Trigger reconfigure encoder (without resetting the entire instance). |
| 4609 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 4610 | video_encoder_config.codec_type = kVideoCodecVP8; |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4611 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 4612 | video_encoder_config.number_of_streams = 1; |
| 4613 | video_encoder_config.video_stream_factory = |
| 4614 | new rtc::RefCountedObject<CroppingVideoStreamFactory>(1, kFramerate); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4615 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 4616 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4617 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4618 | |
| 4619 | video_source_.set_adaptation_enabled(true); |
| 4620 | |
| 4621 | video_source_.IncomingCapturedFrame( |
| 4622 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4623 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4624 | |
| 4625 | // Trigger CPU overuse, downscale by 3/4. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4626 | video_stream_encoder_->TriggerCpuOveruse(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4627 | video_source_.IncomingCapturedFrame( |
| 4628 | CreateFrame(2, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4629 | WaitForEncodedFrame(kAdaptedFrameWidth, kAdaptedFrameHeight); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4630 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4631 | video_stream_encoder_->Stop(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4632 | } |
| 4633 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4634 | TEST_F(VideoStreamEncoderTest, PeriodicallyUpdatesChannelParameters) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4635 | const int kFrameWidth = 1280; |
| 4636 | const int kFrameHeight = 720; |
| 4637 | const int kLowFps = 2; |
| 4638 | const int kHighFps = 30; |
| 4639 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4640 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4641 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4642 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4643 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4644 | |
| 4645 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 4646 | max_framerate_ = kLowFps; |
| 4647 | |
| 4648 | // Insert 2 seconds of 2fps video. |
| 4649 | for (int i = 0; i < kLowFps * 2; ++i) { |
| 4650 | video_source_.IncomingCapturedFrame( |
| 4651 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4652 | WaitForEncodedFrame(timestamp_ms); |
| 4653 | timestamp_ms += 1000 / kLowFps; |
| 4654 | } |
| 4655 | |
| 4656 | // Make sure encoder is updated with new target. |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4657 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4658 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4659 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4660 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4661 | video_source_.IncomingCapturedFrame( |
| 4662 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4663 | WaitForEncodedFrame(timestamp_ms); |
| 4664 | timestamp_ms += 1000 / kLowFps; |
| 4665 | |
| 4666 | EXPECT_EQ(kLowFps, fake_encoder_.GetConfiguredInputFramerate()); |
| 4667 | |
| 4668 | // 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] | 4669 | const int kVcmTimerIntervalFrames = (kProcessIntervalMs * kHighFps) / 1000; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4670 | const int kFrameIntervalMs = 1000 / kHighFps; |
| 4671 | max_framerate_ = kHighFps; |
| 4672 | for (int i = 0; i < kVcmTimerIntervalFrames + 2; ++i) { |
| 4673 | video_source_.IncomingCapturedFrame( |
| 4674 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4675 | // Wait for encoded frame, but skip ahead if it doesn't arrive as it might |
| 4676 | // be dropped if the encoder hans't been updated with the new higher target |
| 4677 | // framerate yet, causing it to overshoot the target bitrate and then |
| 4678 | // suffering the wrath of the media optimizer. |
| 4679 | TimedWaitForEncodedFrame(timestamp_ms, 2 * kFrameIntervalMs); |
| 4680 | timestamp_ms += kFrameIntervalMs; |
| 4681 | } |
| 4682 | |
| 4683 | // Don expect correct measurement just yet, but it should be higher than |
| 4684 | // before. |
| 4685 | EXPECT_GT(fake_encoder_.GetConfiguredInputFramerate(), kLowFps); |
| 4686 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4687 | video_stream_encoder_->Stop(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4688 | } |
| 4689 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4690 | TEST_F(VideoStreamEncoderTest, DoesNotUpdateBitrateAllocationWhenSuspended) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4691 | const int kFrameWidth = 1280; |
| 4692 | const int kFrameHeight = 720; |
| 4693 | const int kTargetBitrateBps = 1000000; |
| 4694 | |
| 4695 | MockBitrateObserver bitrate_observer; |
Niels Möller | 0327c2d | 2018-05-21 14:09:31 +0200 | [diff] [blame] | 4696 | video_stream_encoder_->SetBitrateAllocationObserver(&bitrate_observer); |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4697 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4698 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4699 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4700 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4701 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4702 | |
| 4703 | // Insert a first video frame, causes another bitrate update. |
| 4704 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 4705 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(_)).Times(1); |
| 4706 | video_source_.IncomingCapturedFrame( |
| 4707 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4708 | WaitForEncodedFrame(timestamp_ms); |
| 4709 | |
| 4710 | // Next, simulate video suspension due to pacer queue overrun. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4711 | video_stream_encoder_->OnBitrateUpdated(DataRate::BitsPerSec(0), |
| 4712 | DataRate::BitsPerSec(0), |
| 4713 | DataRate::BitsPerSec(0), 0, 1, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4714 | |
| 4715 | // Skip ahead until a new periodic parameter update should have occured. |
Niels Möller | fe407b7 | 2019-09-10 10:48:48 +0200 | [diff] [blame] | 4716 | timestamp_ms += kProcessIntervalMs; |
Danil Chapovalov | 0c626af | 2020-02-10 11:16:00 +0100 | [diff] [blame] | 4717 | fake_clock_.AdvanceTime(TimeDelta::Millis(kProcessIntervalMs)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4718 | |
| 4719 | // Bitrate observer should not be called. |
| 4720 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(_)).Times(0); |
| 4721 | video_source_.IncomingCapturedFrame( |
| 4722 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4723 | ExpectDroppedFrame(); |
| 4724 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4725 | video_stream_encoder_->Stop(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4726 | } |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4727 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 4728 | TEST_F(VideoStreamEncoderTest, |
| 4729 | DefaultCpuAdaptationThresholdsForSoftwareEncoder) { |
| 4730 | const int kFrameWidth = 1280; |
| 4731 | const int kFrameHeight = 720; |
| 4732 | const CpuOveruseOptions default_options; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4733 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4734 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4735 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4736 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 4737 | video_source_.IncomingCapturedFrame( |
| 4738 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 4739 | WaitForEncodedFrame(1); |
| 4740 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 4741 | .low_encode_usage_threshold_percent, |
| 4742 | default_options.low_encode_usage_threshold_percent); |
| 4743 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 4744 | .high_encode_usage_threshold_percent, |
| 4745 | default_options.high_encode_usage_threshold_percent); |
| 4746 | video_stream_encoder_->Stop(); |
| 4747 | } |
| 4748 | |
| 4749 | TEST_F(VideoStreamEncoderTest, |
| 4750 | HigherCpuAdaptationThresholdsForHardwareEncoder) { |
| 4751 | const int kFrameWidth = 1280; |
| 4752 | const int kFrameHeight = 720; |
| 4753 | CpuOveruseOptions hardware_options; |
| 4754 | hardware_options.low_encode_usage_threshold_percent = 150; |
| 4755 | hardware_options.high_encode_usage_threshold_percent = 200; |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 4756 | fake_encoder_.SetIsHardwareAccelerated(true); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 4757 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4758 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4759 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4760 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4761 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 4762 | video_source_.IncomingCapturedFrame( |
| 4763 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 4764 | WaitForEncodedFrame(1); |
| 4765 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 4766 | .low_encode_usage_threshold_percent, |
| 4767 | hardware_options.low_encode_usage_threshold_percent); |
| 4768 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 4769 | .high_encode_usage_threshold_percent, |
| 4770 | hardware_options.high_encode_usage_threshold_percent); |
| 4771 | video_stream_encoder_->Stop(); |
| 4772 | } |
| 4773 | |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4774 | TEST_F(VideoStreamEncoderTest, DropsFramesWhenEncoderOvershoots) { |
| 4775 | const int kFrameWidth = 320; |
| 4776 | const int kFrameHeight = 240; |
| 4777 | const int kFps = 30; |
| 4778 | const int kTargetBitrateBps = 120000; |
| 4779 | const int kNumFramesInRun = kFps * 5; // Runs of five seconds. |
| 4780 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4781 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4782 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4783 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4784 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4785 | |
| 4786 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 4787 | max_framerate_ = kFps; |
| 4788 | |
| 4789 | // Insert 3 seconds of video, verify number of drops with normal bitrate. |
| 4790 | fake_encoder_.SimulateOvershoot(1.0); |
| 4791 | int num_dropped = 0; |
| 4792 | for (int i = 0; i < kNumFramesInRun; ++i) { |
| 4793 | video_source_.IncomingCapturedFrame( |
| 4794 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4795 | // Wait up to two frame durations for a frame to arrive. |
| 4796 | if (!TimedWaitForEncodedFrame(timestamp_ms, 2 * 1000 / kFps)) { |
| 4797 | ++num_dropped; |
| 4798 | } |
| 4799 | timestamp_ms += 1000 / kFps; |
| 4800 | } |
| 4801 | |
Erik Språng | a8d48ab | 2019-02-08 14:17:40 +0100 | [diff] [blame] | 4802 | // Framerate should be measured to be near the expected target rate. |
| 4803 | EXPECT_NEAR(fake_encoder_.GetLastFramerate(), kFps, 1); |
| 4804 | |
| 4805 | // Frame drops should be within 5% of expected 0%. |
| 4806 | EXPECT_NEAR(num_dropped, 0, 5 * kNumFramesInRun / 100); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4807 | |
| 4808 | // Make encoder produce frames at double the expected bitrate during 3 seconds |
| 4809 | // of video, verify number of drops. Rate needs to be slightly changed in |
| 4810 | // order to force the rate to be reconfigured. |
Erik Språng | 7ca375c | 2019-02-06 16:20:17 +0100 | [diff] [blame] | 4811 | double overshoot_factor = 2.0; |
| 4812 | if (RateControlSettings::ParseFromFieldTrials().UseEncoderBitrateAdjuster()) { |
| 4813 | // With bitrate adjuster, when need to overshoot even more to trigger |
| 4814 | // frame dropping. |
| 4815 | overshoot_factor *= 2; |
| 4816 | } |
| 4817 | fake_encoder_.SimulateOvershoot(overshoot_factor); |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 4818 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4819 | DataRate::BitsPerSec(kTargetBitrateBps + 1000), |
| 4820 | DataRate::BitsPerSec(kTargetBitrateBps + 1000), |
| 4821 | DataRate::BitsPerSec(kTargetBitrateBps + 1000), 0, 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4822 | num_dropped = 0; |
| 4823 | for (int i = 0; i < kNumFramesInRun; ++i) { |
| 4824 | video_source_.IncomingCapturedFrame( |
| 4825 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4826 | // Wait up to two frame durations for a frame to arrive. |
| 4827 | if (!TimedWaitForEncodedFrame(timestamp_ms, 2 * 1000 / kFps)) { |
| 4828 | ++num_dropped; |
| 4829 | } |
| 4830 | timestamp_ms += 1000 / kFps; |
| 4831 | } |
| 4832 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4833 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4834 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4835 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4836 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Erik Språng | a8d48ab | 2019-02-08 14:17:40 +0100 | [diff] [blame] | 4837 | |
| 4838 | // Target framerate should be still be near the expected target, despite |
| 4839 | // the frame drops. |
| 4840 | EXPECT_NEAR(fake_encoder_.GetLastFramerate(), kFps, 1); |
| 4841 | |
| 4842 | // Frame drops should be within 5% of expected 50%. |
| 4843 | EXPECT_NEAR(num_dropped, kNumFramesInRun / 2, 5 * kNumFramesInRun / 100); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4844 | |
| 4845 | video_stream_encoder_->Stop(); |
| 4846 | } |
| 4847 | |
| 4848 | TEST_F(VideoStreamEncoderTest, ConfiguresCorrectFrameRate) { |
| 4849 | const int kFrameWidth = 320; |
| 4850 | const int kFrameHeight = 240; |
| 4851 | const int kActualInputFps = 24; |
| 4852 | const int kTargetBitrateBps = 120000; |
| 4853 | |
| 4854 | ASSERT_GT(max_framerate_, kActualInputFps); |
| 4855 | |
| 4856 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 4857 | max_framerate_ = kActualInputFps; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4858 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4859 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4860 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4861 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4862 | |
| 4863 | // Insert 3 seconds of video, with an input fps lower than configured max. |
| 4864 | for (int i = 0; i < kActualInputFps * 3; ++i) { |
| 4865 | video_source_.IncomingCapturedFrame( |
| 4866 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4867 | // Wait up to two frame durations for a frame to arrive. |
| 4868 | WaitForEncodedFrame(timestamp_ms); |
| 4869 | timestamp_ms += 1000 / kActualInputFps; |
| 4870 | } |
| 4871 | |
| 4872 | EXPECT_NEAR(kActualInputFps, fake_encoder_.GetLastFramerate(), 1); |
| 4873 | |
| 4874 | video_stream_encoder_->Stop(); |
| 4875 | } |
| 4876 | |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 4877 | TEST_F(VideoStreamEncoderTest, AccumulatesUpdateRectOnDroppedFrames) { |
| 4878 | VideoFrame::UpdateRect rect; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4879 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4880 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4881 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4882 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 4883 | |
| 4884 | fake_encoder_.BlockNextEncode(); |
| 4885 | video_source_.IncomingCapturedFrame( |
| 4886 | CreateFrameWithUpdatedPixel(1, nullptr, 0)); |
| 4887 | WaitForEncodedFrame(1); |
| 4888 | // On the very first frame full update should be forced. |
| 4889 | rect = fake_encoder_.GetLastUpdateRect(); |
| 4890 | EXPECT_EQ(rect.offset_x, 0); |
| 4891 | EXPECT_EQ(rect.offset_y, 0); |
| 4892 | EXPECT_EQ(rect.height, codec_height_); |
| 4893 | EXPECT_EQ(rect.width, codec_width_); |
| 4894 | // Here, the encoder thread will be blocked in the TestEncoder waiting for a |
| 4895 | // call to ContinueEncode. |
| 4896 | video_source_.IncomingCapturedFrame( |
| 4897 | CreateFrameWithUpdatedPixel(2, nullptr, 1)); |
| 4898 | ExpectDroppedFrame(); |
| 4899 | video_source_.IncomingCapturedFrame( |
| 4900 | CreateFrameWithUpdatedPixel(3, nullptr, 10)); |
| 4901 | ExpectDroppedFrame(); |
| 4902 | fake_encoder_.ContinueEncode(); |
| 4903 | WaitForEncodedFrame(3); |
| 4904 | // Updates to pixels 1 and 10 should be accumulated to one 10x1 rect. |
| 4905 | rect = fake_encoder_.GetLastUpdateRect(); |
| 4906 | EXPECT_EQ(rect.offset_x, 1); |
| 4907 | EXPECT_EQ(rect.offset_y, 0); |
| 4908 | EXPECT_EQ(rect.width, 10); |
| 4909 | EXPECT_EQ(rect.height, 1); |
| 4910 | |
| 4911 | video_source_.IncomingCapturedFrame( |
| 4912 | CreateFrameWithUpdatedPixel(4, nullptr, 0)); |
| 4913 | WaitForEncodedFrame(4); |
| 4914 | // Previous frame was encoded, so no accumulation should happen. |
| 4915 | rect = fake_encoder_.GetLastUpdateRect(); |
| 4916 | EXPECT_EQ(rect.offset_x, 0); |
| 4917 | EXPECT_EQ(rect.offset_y, 0); |
| 4918 | EXPECT_EQ(rect.width, 1); |
| 4919 | EXPECT_EQ(rect.height, 1); |
| 4920 | |
| 4921 | video_stream_encoder_->Stop(); |
| 4922 | } |
| 4923 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4924 | TEST_F(VideoStreamEncoderTest, SetsFrameTypes) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4925 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4926 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4927 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 4928 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4929 | |
| 4930 | // First frame is always keyframe. |
| 4931 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 4932 | WaitForEncodedFrame(1); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4933 | EXPECT_THAT( |
| 4934 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4935 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4936 | |
| 4937 | // Insert delta frame. |
| 4938 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 4939 | WaitForEncodedFrame(2); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4940 | EXPECT_THAT( |
| 4941 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4942 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4943 | |
| 4944 | // Request next frame be a key-frame. |
| 4945 | video_stream_encoder_->SendKeyFrame(); |
| 4946 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 4947 | WaitForEncodedFrame(3); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4948 | EXPECT_THAT( |
| 4949 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4950 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4951 | |
| 4952 | video_stream_encoder_->Stop(); |
| 4953 | } |
| 4954 | |
| 4955 | TEST_F(VideoStreamEncoderTest, SetsFrameTypesSimulcast) { |
| 4956 | // Setup simulcast with three streams. |
| 4957 | ResetEncoder("VP8", 3, 1, 1, false); |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 4958 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 4959 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 4960 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), |
| 4961 | DataRate::BitsPerSec(kSimulcastTargetBitrateBps), 0, 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4962 | // Wait for all three layers before triggering event. |
| 4963 | sink_.SetNumExpectedLayers(3); |
| 4964 | |
| 4965 | // First frame is always keyframe. |
| 4966 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 4967 | WaitForEncodedFrame(1); |
| 4968 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4969 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
| 4970 | VideoFrameType::kVideoFrameKey, |
| 4971 | VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4972 | |
| 4973 | // Insert delta frame. |
| 4974 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 4975 | WaitForEncodedFrame(2); |
| 4976 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4977 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameDelta, |
| 4978 | VideoFrameType::kVideoFrameDelta, |
| 4979 | VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4980 | |
| 4981 | // Request next frame be a key-frame. |
| 4982 | // Only first stream is configured to produce key-frame. |
| 4983 | video_stream_encoder_->SendKeyFrame(); |
| 4984 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 4985 | WaitForEncodedFrame(3); |
Sergey Silkin | e62a08a | 2019-05-13 13:45:39 +0200 | [diff] [blame] | 4986 | |
| 4987 | // TODO(webrtc:10615): Map keyframe request to spatial layer. Currently |
| 4988 | // keyframe request on any layer triggers keyframe on all layers. |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4989 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4990 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
Sergey Silkin | e62a08a | 2019-05-13 13:45:39 +0200 | [diff] [blame] | 4991 | VideoFrameType::kVideoFrameKey, |
| 4992 | VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4993 | |
| 4994 | video_stream_encoder_->Stop(); |
| 4995 | } |
| 4996 | |
| 4997 | TEST_F(VideoStreamEncoderTest, RequestKeyframeInternalSource) { |
| 4998 | // Configure internal source factory and setup test again. |
| 4999 | encoder_factory_.SetHasInternalSource(true); |
| 5000 | ResetEncoder("VP8", 1, 1, 1, false); |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 5001 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5002 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5003 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5004 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 5005 | |
| 5006 | // Call encoder directly, simulating internal source where encoded frame |
| 5007 | // callback in VideoStreamEncoder is called despite no OnFrame(). |
| 5008 | fake_encoder_.InjectFrame(CreateFrame(1, nullptr), true); |
| 5009 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 5010 | EXPECT_THAT( |
| 5011 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 5012 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 5013 | |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 5014 | const std::vector<VideoFrameType> kDeltaFrame = { |
| 5015 | VideoFrameType::kVideoFrameDelta}; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 5016 | // Need to set timestamp manually since manually for injected frame. |
| 5017 | VideoFrame frame = CreateFrame(101, nullptr); |
| 5018 | frame.set_timestamp(101); |
| 5019 | fake_encoder_.InjectFrame(frame, false); |
| 5020 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 5021 | EXPECT_THAT( |
| 5022 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 5023 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 5024 | |
| 5025 | // Request key-frame. The forces a dummy frame down into the encoder. |
| 5026 | fake_encoder_.ExpectNullFrame(); |
| 5027 | video_stream_encoder_->SendKeyFrame(); |
| 5028 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 5029 | EXPECT_THAT( |
| 5030 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 5031 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 5032 | |
| 5033 | video_stream_encoder_->Stop(); |
| 5034 | } |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 5035 | |
| 5036 | TEST_F(VideoStreamEncoderTest, AdjustsTimestampInternalSource) { |
| 5037 | // Configure internal source factory and setup test again. |
| 5038 | encoder_factory_.SetHasInternalSource(true); |
| 5039 | ResetEncoder("VP8", 1, 1, 1, false); |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 5040 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5041 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5042 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5043 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 5044 | |
| 5045 | int64_t timestamp = 1; |
| 5046 | EncodedImage image; |
Niels Möller | 4d504c7 | 2019-06-18 15:56:56 +0200 | [diff] [blame] | 5047 | image.SetEncodedData( |
| 5048 | EncodedImageBuffer::Create(kTargetBitrateBps / kDefaultFramerate / 8)); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 5049 | image.capture_time_ms_ = ++timestamp; |
| 5050 | image.SetTimestamp(static_cast<uint32_t>(timestamp * 90)); |
| 5051 | const int64_t kEncodeFinishDelayMs = 10; |
| 5052 | image.timing_.encode_start_ms = timestamp; |
| 5053 | image.timing_.encode_finish_ms = timestamp + kEncodeFinishDelayMs; |
| 5054 | fake_encoder_.InjectEncodedImage(image); |
| 5055 | // Wait for frame without incrementing clock. |
| 5056 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 5057 | // Frame is captured kEncodeFinishDelayMs before it's encoded, so restored |
| 5058 | // capture timestamp should be kEncodeFinishDelayMs in the past. |
| 5059 | EXPECT_EQ(sink_.GetLastCaptureTimeMs(), |
| 5060 | fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec - |
| 5061 | kEncodeFinishDelayMs); |
| 5062 | |
| 5063 | video_stream_encoder_->Stop(); |
| 5064 | } |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 5065 | |
| 5066 | TEST_F(VideoStreamEncoderTest, DoesNotRewriteH264BitstreamWithOptimalSps) { |
| 5067 | // Configure internal source factory and setup test again. |
| 5068 | encoder_factory_.SetHasInternalSource(true); |
| 5069 | ResetEncoder("H264", 1, 1, 1, false); |
| 5070 | |
| 5071 | EncodedImage image(optimal_sps, sizeof(optimal_sps), sizeof(optimal_sps)); |
| 5072 | image._frameType = VideoFrameType::kVideoFrameKey; |
| 5073 | |
| 5074 | CodecSpecificInfo codec_specific_info; |
| 5075 | codec_specific_info.codecType = kVideoCodecH264; |
| 5076 | |
| 5077 | RTPFragmentationHeader fragmentation; |
| 5078 | fragmentation.VerifyAndAllocateFragmentationHeader(1); |
| 5079 | fragmentation.fragmentationOffset[0] = 4; |
| 5080 | fragmentation.fragmentationLength[0] = sizeof(optimal_sps) - 4; |
| 5081 | |
| 5082 | fake_encoder_.InjectEncodedImage(image, &codec_specific_info, &fragmentation); |
| 5083 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 5084 | |
| 5085 | EXPECT_THAT(sink_.GetLastEncodedImageData(), |
| 5086 | testing::ElementsAreArray(optimal_sps)); |
| 5087 | RTPFragmentationHeader last_fragmentation = sink_.GetLastFragmentation(); |
| 5088 | ASSERT_THAT(last_fragmentation.fragmentationVectorSize, 1U); |
| 5089 | EXPECT_EQ(last_fragmentation.fragmentationOffset[0], 4U); |
| 5090 | EXPECT_EQ(last_fragmentation.fragmentationLength[0], sizeof(optimal_sps) - 4); |
| 5091 | |
| 5092 | video_stream_encoder_->Stop(); |
| 5093 | } |
| 5094 | |
| 5095 | TEST_F(VideoStreamEncoderTest, RewritesH264BitstreamWithNonOptimalSps) { |
| 5096 | uint8_t original_sps[] = {0, 0, 0, 1, H264::NaluType::kSps, |
| 5097 | 0x00, 0x00, 0x03, 0x03, 0xF4, |
| 5098 | 0x05, 0x03, 0xC7, 0xC0}; |
| 5099 | |
| 5100 | // Configure internal source factory and setup test again. |
| 5101 | encoder_factory_.SetHasInternalSource(true); |
| 5102 | ResetEncoder("H264", 1, 1, 1, false); |
| 5103 | |
| 5104 | EncodedImage image(original_sps, sizeof(original_sps), sizeof(original_sps)); |
| 5105 | image._frameType = VideoFrameType::kVideoFrameKey; |
| 5106 | |
| 5107 | CodecSpecificInfo codec_specific_info; |
| 5108 | codec_specific_info.codecType = kVideoCodecH264; |
| 5109 | |
| 5110 | RTPFragmentationHeader fragmentation; |
| 5111 | fragmentation.VerifyAndAllocateFragmentationHeader(1); |
| 5112 | fragmentation.fragmentationOffset[0] = 4; |
| 5113 | fragmentation.fragmentationLength[0] = sizeof(original_sps) - 4; |
| 5114 | |
| 5115 | fake_encoder_.InjectEncodedImage(image, &codec_specific_info, &fragmentation); |
| 5116 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 5117 | |
| 5118 | EXPECT_THAT(sink_.GetLastEncodedImageData(), |
| 5119 | testing::ElementsAreArray(optimal_sps)); |
| 5120 | RTPFragmentationHeader last_fragmentation = sink_.GetLastFragmentation(); |
| 5121 | ASSERT_THAT(last_fragmentation.fragmentationVectorSize, 1U); |
| 5122 | EXPECT_EQ(last_fragmentation.fragmentationOffset[0], 4U); |
| 5123 | EXPECT_EQ(last_fragmentation.fragmentationLength[0], sizeof(optimal_sps) - 4); |
| 5124 | |
| 5125 | video_stream_encoder_->Stop(); |
| 5126 | } |
| 5127 | |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 5128 | TEST_F(VideoStreamEncoderTest, CopiesVideoFrameMetadataAfterDownscale) { |
| 5129 | const int kFrameWidth = 1280; |
| 5130 | const int kFrameHeight = 720; |
| 5131 | const int kTargetBitrateBps = 300000; // To low for HD resolution. |
| 5132 | |
| 5133 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5134 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5135 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5136 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 5137 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5138 | |
| 5139 | // Insert a first video frame. It should be dropped because of downscale in |
| 5140 | // resolution. |
| 5141 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5142 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 5143 | frame.set_rotation(kVideoRotation_270); |
| 5144 | video_source_.IncomingCapturedFrame(frame); |
| 5145 | |
| 5146 | ExpectDroppedFrame(); |
| 5147 | |
| 5148 | // Second frame is downscaled. |
| 5149 | timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5150 | frame = CreateFrame(timestamp_ms, kFrameWidth / 2, kFrameHeight / 2); |
| 5151 | frame.set_rotation(kVideoRotation_90); |
| 5152 | video_source_.IncomingCapturedFrame(frame); |
| 5153 | |
| 5154 | WaitForEncodedFrame(timestamp_ms); |
| 5155 | sink_.CheckLastFrameRotationMatches(kVideoRotation_90); |
| 5156 | |
| 5157 | // Insert another frame, also downscaled. |
| 5158 | timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5159 | frame = CreateFrame(timestamp_ms, kFrameWidth / 2, kFrameHeight / 2); |
| 5160 | frame.set_rotation(kVideoRotation_180); |
| 5161 | video_source_.IncomingCapturedFrame(frame); |
| 5162 | |
| 5163 | WaitForEncodedFrame(timestamp_ms); |
| 5164 | sink_.CheckLastFrameRotationMatches(kVideoRotation_180); |
| 5165 | |
| 5166 | video_stream_encoder_->Stop(); |
| 5167 | } |
| 5168 | |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5169 | TEST_F(VideoStreamEncoderTest, BandwidthAllocationLowerBound) { |
| 5170 | const int kFrameWidth = 320; |
| 5171 | const int kFrameHeight = 180; |
| 5172 | |
| 5173 | // Initial rate. |
| 5174 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5175 | /*target_bitrate=*/DataRate::KilobitsPerSec(300), |
| 5176 | /*stable_target_bitrate=*/DataRate::KilobitsPerSec(300), |
| 5177 | /*link_allocation=*/DataRate::KilobitsPerSec(300), |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5178 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 5179 | /*rtt_ms=*/0, |
| 5180 | /*cwnd_reduce_ratio=*/0); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5181 | |
| 5182 | // Insert a first video frame so that encoder gets configured. |
| 5183 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5184 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 5185 | frame.set_rotation(kVideoRotation_270); |
| 5186 | video_source_.IncomingCapturedFrame(frame); |
| 5187 | WaitForEncodedFrame(timestamp_ms); |
| 5188 | |
| 5189 | // Set a target rate below the minimum allowed by the codec settings. |
| 5190 | VideoCodec codec_config = fake_encoder_.codec_config(); |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5191 | DataRate min_rate = DataRate::KilobitsPerSec(codec_config.minBitrate); |
| 5192 | DataRate target_rate = min_rate - DataRate::KilobitsPerSec(1); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5193 | video_stream_encoder_->OnBitrateUpdated( |
| 5194 | /*target_bitrate=*/target_rate, |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 5195 | /*stable_target_bitrate=*/target_rate, |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5196 | /*link_allocation=*/target_rate, |
| 5197 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 5198 | /*rtt_ms=*/0, |
| 5199 | /*cwnd_reduce_ratio=*/0); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5200 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5201 | |
| 5202 | // Target bitrate and bandwidth allocation should both be capped at min_rate. |
| 5203 | auto rate_settings = fake_encoder_.GetAndResetLastRateControlSettings(); |
| 5204 | ASSERT_TRUE(rate_settings.has_value()); |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5205 | DataRate allocation_sum = |
| 5206 | DataRate::BitsPerSec(rate_settings->bitrate.get_sum_bps()); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5207 | EXPECT_EQ(min_rate, allocation_sum); |
| 5208 | EXPECT_EQ(rate_settings->bandwidth_allocation, min_rate); |
| 5209 | |
| 5210 | video_stream_encoder_->Stop(); |
| 5211 | } |
| 5212 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 5213 | TEST_F(VideoStreamEncoderTest, EncoderRatesPropagatedOnReconfigure) { |
Evan Shrubsole | e32ae4f | 2019-09-25 12:50:23 +0200 | [diff] [blame] | 5214 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5215 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5216 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5217 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Evan Shrubsole | e32ae4f | 2019-09-25 12:50:23 +0200 | [diff] [blame] | 5218 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 5219 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5220 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 5221 | WaitForEncodedFrame(1); |
| 5222 | |
| 5223 | auto prev_rate_settings = fake_encoder_.GetAndResetLastRateControlSettings(); |
| 5224 | ASSERT_TRUE(prev_rate_settings.has_value()); |
| 5225 | EXPECT_EQ(static_cast<int>(prev_rate_settings->framerate_fps), |
| 5226 | kDefaultFramerate); |
| 5227 | |
| 5228 | // Send 1s of video to ensure the framerate is stable at kDefaultFramerate. |
| 5229 | for (int i = 0; i < 2 * kDefaultFramerate; i++) { |
| 5230 | timestamp_ms += 1000 / kDefaultFramerate; |
| 5231 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 5232 | WaitForEncodedFrame(timestamp_ms); |
| 5233 | } |
| 5234 | EXPECT_EQ(static_cast<int>(fake_encoder_.GetLastFramerate()), |
| 5235 | kDefaultFramerate); |
| 5236 | // Capture larger frame to trigger a reconfigure. |
| 5237 | codec_height_ *= 2; |
| 5238 | codec_width_ *= 2; |
| 5239 | timestamp_ms += 1000 / kDefaultFramerate; |
| 5240 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 5241 | WaitForEncodedFrame(timestamp_ms); |
| 5242 | |
| 5243 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
| 5244 | auto current_rate_settings = |
| 5245 | fake_encoder_.GetAndResetLastRateControlSettings(); |
| 5246 | // Ensure we have actually reconfigured twice |
| 5247 | // The rate settings should have been set again even though |
| 5248 | // they haven't changed. |
| 5249 | ASSERT_TRUE(current_rate_settings.has_value()); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5250 | EXPECT_EQ(prev_rate_settings, current_rate_settings); |
Evan Shrubsole | e32ae4f | 2019-09-25 12:50:23 +0200 | [diff] [blame] | 5251 | |
| 5252 | video_stream_encoder_->Stop(); |
| 5253 | } |
| 5254 | |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5255 | struct MockEncoderSwitchRequestCallback : public EncoderSwitchRequestCallback { |
| 5256 | MOCK_METHOD0(RequestEncoderFallback, void()); |
| 5257 | MOCK_METHOD1(RequestEncoderSwitch, void(const Config& conf)); |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 5258 | MOCK_METHOD1(RequestEncoderSwitch, |
| 5259 | void(const webrtc::SdpVideoFormat& format)); |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5260 | }; |
| 5261 | |
| 5262 | TEST_F(VideoStreamEncoderTest, BitrateEncoderSwitch) { |
| 5263 | constexpr int kDontCare = 100; |
| 5264 | |
| 5265 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 5266 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 5267 | &switch_callback; |
| 5268 | VideoEncoderConfig encoder_config = video_encoder_config_.Copy(); |
| 5269 | encoder_config.codec_type = kVideoCodecVP8; |
| 5270 | webrtc::test::ScopedFieldTrials field_trial( |
| 5271 | "WebRTC-NetworkCondition-EncoderSwitch/" |
| 5272 | "codec_thresholds:VP8;100;-1|H264;-1;30000," |
| 5273 | "to_codec:AV1,to_param:ping,to_value:pong,window:2.0/"); |
| 5274 | |
| 5275 | // Reset encoder for new configuration to take effect. |
| 5276 | ConfigureEncoder(std::move(encoder_config)); |
| 5277 | |
| 5278 | // Send one frame to trigger ReconfigureEncoder. |
| 5279 | video_source_.IncomingCapturedFrame( |
| 5280 | CreateFrame(kDontCare, kDontCare, kDontCare)); |
| 5281 | |
| 5282 | using Config = EncoderSwitchRequestCallback::Config; |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 5283 | EXPECT_CALL(switch_callback, RequestEncoderSwitch(Matcher<const Config&>( |
| 5284 | AllOf(Field(&Config::codec_name, "AV1"), |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5285 | Field(&Config::param, "ping"), |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 5286 | Field(&Config::value, "pong"))))); |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5287 | |
| 5288 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5289 | /*target_bitrate=*/DataRate::KilobitsPerSec(50), |
| 5290 | /*stable_target_bitrate=*/DataRate::KilobitsPerSec(kDontCare), |
| 5291 | /*link_allocation=*/DataRate::KilobitsPerSec(kDontCare), |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5292 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 5293 | /*rtt_ms=*/0, |
| 5294 | /*cwnd_reduce_ratio=*/0); |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5295 | |
| 5296 | video_stream_encoder_->Stop(); |
| 5297 | } |
| 5298 | |
Mirta Dvornicic | 5ed40cf | 2020-02-21 16:35:51 +0100 | [diff] [blame] | 5299 | TEST_F(VideoStreamEncoderTest, VideoSuspendedNoEncoderSwitch) { |
| 5300 | constexpr int kDontCare = 100; |
| 5301 | |
| 5302 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 5303 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 5304 | &switch_callback; |
| 5305 | VideoEncoderConfig encoder_config = video_encoder_config_.Copy(); |
| 5306 | encoder_config.codec_type = kVideoCodecVP8; |
| 5307 | webrtc::test::ScopedFieldTrials field_trial( |
| 5308 | "WebRTC-NetworkCondition-EncoderSwitch/" |
| 5309 | "codec_thresholds:VP8;100;-1|H264;-1;30000," |
| 5310 | "to_codec:AV1,to_param:ping,to_value:pong,window:2.0/"); |
| 5311 | |
| 5312 | // Reset encoder for new configuration to take effect. |
| 5313 | ConfigureEncoder(std::move(encoder_config)); |
| 5314 | |
| 5315 | // Send one frame to trigger ReconfigureEncoder. |
| 5316 | video_source_.IncomingCapturedFrame( |
| 5317 | CreateFrame(kDontCare, kDontCare, kDontCare)); |
| 5318 | |
| 5319 | using Config = EncoderSwitchRequestCallback::Config; |
| 5320 | EXPECT_CALL(switch_callback, RequestEncoderSwitch(Matcher<const Config&>(_))) |
| 5321 | .Times(0); |
| 5322 | |
| 5323 | video_stream_encoder_->OnBitrateUpdated( |
| 5324 | /*target_bitrate=*/DataRate::KilobitsPerSec(0), |
| 5325 | /*stable_target_bitrate=*/DataRate::KilobitsPerSec(0), |
| 5326 | /*link_allocation=*/DataRate::KilobitsPerSec(kDontCare), |
| 5327 | /*fraction_lost=*/0, |
| 5328 | /*rtt_ms=*/0, |
| 5329 | /*cwnd_reduce_ratio=*/0); |
| 5330 | |
| 5331 | video_stream_encoder_->Stop(); |
| 5332 | } |
| 5333 | |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5334 | TEST_F(VideoStreamEncoderTest, ResolutionEncoderSwitch) { |
| 5335 | constexpr int kSufficientBitrateToNotDrop = 1000; |
| 5336 | constexpr int kHighRes = 500; |
| 5337 | constexpr int kLowRes = 100; |
| 5338 | |
| 5339 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 5340 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 5341 | &switch_callback; |
| 5342 | webrtc::test::ScopedFieldTrials field_trial( |
| 5343 | "WebRTC-NetworkCondition-EncoderSwitch/" |
| 5344 | "codec_thresholds:VP8;120;-1|H264;-1;30000," |
| 5345 | "to_codec:AV1,to_param:ping,to_value:pong,window:2.0/"); |
| 5346 | VideoEncoderConfig encoder_config = video_encoder_config_.Copy(); |
| 5347 | encoder_config.codec_type = kVideoCodecH264; |
| 5348 | |
| 5349 | // Reset encoder for new configuration to take effect. |
| 5350 | ConfigureEncoder(std::move(encoder_config)); |
| 5351 | |
| 5352 | // The VideoStreamEncoder needs some bitrate before it can start encoding, |
| 5353 | // setting some bitrate so that subsequent calls to WaitForEncodedFrame does |
| 5354 | // not fail. |
| 5355 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5356 | /*target_bitrate=*/DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
| 5357 | /*stable_target_bitrate=*/ |
| 5358 | DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
| 5359 | /*link_allocation=*/DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5360 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 5361 | /*rtt_ms=*/0, |
| 5362 | /*cwnd_reduce_ratio=*/0); |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5363 | |
| 5364 | // Send one frame to trigger ReconfigureEncoder. |
| 5365 | video_source_.IncomingCapturedFrame(CreateFrame(1, kHighRes, kHighRes)); |
| 5366 | WaitForEncodedFrame(1); |
| 5367 | |
| 5368 | using Config = EncoderSwitchRequestCallback::Config; |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 5369 | EXPECT_CALL(switch_callback, RequestEncoderSwitch(Matcher<const Config&>( |
| 5370 | AllOf(Field(&Config::codec_name, "AV1"), |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5371 | Field(&Config::param, "ping"), |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 5372 | Field(&Config::value, "pong"))))); |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5373 | |
| 5374 | video_source_.IncomingCapturedFrame(CreateFrame(2, kLowRes, kLowRes)); |
| 5375 | WaitForEncodedFrame(2); |
| 5376 | |
| 5377 | video_stream_encoder_->Stop(); |
| 5378 | } |
| 5379 | |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 5380 | TEST_F(VideoStreamEncoderTest, EncoderSelectorCurrentEncoderIsSignaled) { |
| 5381 | constexpr int kDontCare = 100; |
| 5382 | StrictMock<MockEncoderSelector> encoder_selector; |
| 5383 | auto encoder_factory = std::make_unique<test::VideoEncoderProxyFactory>( |
| 5384 | &fake_encoder_, &encoder_selector); |
| 5385 | video_send_config_.encoder_settings.encoder_factory = encoder_factory.get(); |
| 5386 | |
| 5387 | // Reset encoder for new configuration to take effect. |
| 5388 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 5389 | |
| 5390 | EXPECT_CALL(encoder_selector, OnCurrentEncoder(_)); |
| 5391 | |
| 5392 | video_source_.IncomingCapturedFrame( |
| 5393 | CreateFrame(kDontCare, kDontCare, kDontCare)); |
| 5394 | video_stream_encoder_->Stop(); |
| 5395 | |
| 5396 | // The encoders produces by the VideoEncoderProxyFactory have a pointer back |
| 5397 | // to it's factory, so in order for the encoder instance in the |
| 5398 | // |video_stream_encoder_| to be destroyed before the |encoder_factory| we |
| 5399 | // reset the |video_stream_encoder_| here. |
| 5400 | video_stream_encoder_.reset(); |
| 5401 | } |
| 5402 | |
| 5403 | TEST_F(VideoStreamEncoderTest, EncoderSelectorBitrateSwitch) { |
| 5404 | constexpr int kDontCare = 100; |
| 5405 | |
| 5406 | NiceMock<MockEncoderSelector> encoder_selector; |
| 5407 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 5408 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 5409 | &switch_callback; |
| 5410 | auto encoder_factory = std::make_unique<test::VideoEncoderProxyFactory>( |
| 5411 | &fake_encoder_, &encoder_selector); |
| 5412 | video_send_config_.encoder_settings.encoder_factory = encoder_factory.get(); |
| 5413 | |
| 5414 | // Reset encoder for new configuration to take effect. |
| 5415 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 5416 | |
| 5417 | ON_CALL(encoder_selector, OnEncodingBitrate(_)) |
| 5418 | .WillByDefault(Return(SdpVideoFormat("AV1"))); |
| 5419 | EXPECT_CALL(switch_callback, |
| 5420 | RequestEncoderSwitch(Matcher<const SdpVideoFormat&>( |
| 5421 | Field(&SdpVideoFormat::name, "AV1")))); |
| 5422 | |
| 5423 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5424 | /*target_bitrate=*/DataRate::KilobitsPerSec(50), |
| 5425 | /*stable_target_bitrate=*/DataRate::KilobitsPerSec(kDontCare), |
| 5426 | /*link_allocation=*/DataRate::KilobitsPerSec(kDontCare), |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 5427 | /*fraction_lost=*/0, |
| 5428 | /*rtt_ms=*/0, |
| 5429 | /*cwnd_reduce_ratio=*/0); |
| 5430 | |
| 5431 | video_stream_encoder_->Stop(); |
| 5432 | } |
| 5433 | |
| 5434 | TEST_F(VideoStreamEncoderTest, EncoderSelectorBrokenEncoderSwitch) { |
| 5435 | constexpr int kSufficientBitrateToNotDrop = 1000; |
| 5436 | constexpr int kDontCare = 100; |
| 5437 | |
| 5438 | NiceMock<MockVideoEncoder> video_encoder; |
| 5439 | NiceMock<MockEncoderSelector> encoder_selector; |
| 5440 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 5441 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 5442 | &switch_callback; |
| 5443 | auto encoder_factory = std::make_unique<test::VideoEncoderProxyFactory>( |
| 5444 | &video_encoder, &encoder_selector); |
| 5445 | video_send_config_.encoder_settings.encoder_factory = encoder_factory.get(); |
| 5446 | |
| 5447 | // Reset encoder for new configuration to take effect. |
| 5448 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 5449 | |
| 5450 | // The VideoStreamEncoder needs some bitrate before it can start encoding, |
| 5451 | // setting some bitrate so that subsequent calls to WaitForEncodedFrame does |
| 5452 | // not fail. |
| 5453 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5454 | /*target_bitrate=*/DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
| 5455 | /*stable_target_bitrate=*/ |
| 5456 | DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
| 5457 | /*link_allocation=*/DataRate::KilobitsPerSec(kSufficientBitrateToNotDrop), |
philipel | 9b05803 | 2020-02-10 11:30:00 +0100 | [diff] [blame] | 5458 | /*fraction_lost=*/0, |
| 5459 | /*rtt_ms=*/0, |
| 5460 | /*cwnd_reduce_ratio=*/0); |
| 5461 | |
| 5462 | ON_CALL(video_encoder, Encode(_, _)) |
| 5463 | .WillByDefault(Return(WEBRTC_VIDEO_CODEC_ENCODER_FAILURE)); |
| 5464 | ON_CALL(encoder_selector, OnEncoderBroken()) |
| 5465 | .WillByDefault(Return(SdpVideoFormat("AV2"))); |
| 5466 | |
| 5467 | rtc::Event encode_attempted; |
| 5468 | EXPECT_CALL(switch_callback, |
| 5469 | RequestEncoderSwitch(Matcher<const SdpVideoFormat&>(_))) |
| 5470 | .WillOnce([&encode_attempted](const SdpVideoFormat& format) { |
| 5471 | EXPECT_EQ(format.name, "AV2"); |
| 5472 | encode_attempted.Set(); |
| 5473 | }); |
| 5474 | |
| 5475 | video_source_.IncomingCapturedFrame(CreateFrame(1, kDontCare, kDontCare)); |
| 5476 | encode_attempted.Wait(3000); |
| 5477 | |
| 5478 | video_stream_encoder_->Stop(); |
| 5479 | |
| 5480 | // The encoders produces by the VideoEncoderProxyFactory have a pointer back |
| 5481 | // to it's factory, so in order for the encoder instance in the |
| 5482 | // |video_stream_encoder_| to be destroyed before the |encoder_factory| we |
| 5483 | // reset the |video_stream_encoder_| here. |
| 5484 | video_stream_encoder_.reset(); |
| 5485 | } |
| 5486 | |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5487 | TEST_F(VideoStreamEncoderTest, |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 5488 | AllocationPropagatedToEncoderWhenTargetRateChanged) { |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5489 | const int kFrameWidth = 320; |
| 5490 | const int kFrameHeight = 180; |
| 5491 | |
| 5492 | // Set initial rate. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5493 | auto rate = DataRate::KilobitsPerSec(100); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5494 | video_stream_encoder_->OnBitrateUpdated( |
| 5495 | /*target_bitrate=*/rate, |
| 5496 | /*stable_target_bitrate=*/rate, |
| 5497 | /*link_allocation=*/rate, |
| 5498 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 5499 | /*rtt_ms=*/0, |
| 5500 | /*cwnd_reduce_ratio=*/0); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5501 | |
| 5502 | // Insert a first video frame so that encoder gets configured. |
| 5503 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5504 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 5505 | frame.set_rotation(kVideoRotation_270); |
| 5506 | video_source_.IncomingCapturedFrame(frame); |
| 5507 | WaitForEncodedFrame(timestamp_ms); |
| 5508 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 5509 | |
| 5510 | // Change of target bitrate propagates to the encoder. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5511 | auto new_stable_rate = rate - DataRate::KilobitsPerSec(5); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5512 | video_stream_encoder_->OnBitrateUpdated( |
| 5513 | /*target_bitrate=*/new_stable_rate, |
| 5514 | /*stable_target_bitrate=*/new_stable_rate, |
| 5515 | /*link_allocation=*/rate, |
| 5516 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 5517 | /*rtt_ms=*/0, |
| 5518 | /*cwnd_reduce_ratio=*/0); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5519 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5520 | EXPECT_EQ(2, fake_encoder_.GetNumSetRates()); |
| 5521 | video_stream_encoder_->Stop(); |
| 5522 | } |
| 5523 | |
| 5524 | TEST_F(VideoStreamEncoderTest, |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 5525 | AllocationNotPropagatedToEncoderWhenTargetRateUnchanged) { |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5526 | const int kFrameWidth = 320; |
| 5527 | const int kFrameHeight = 180; |
| 5528 | |
| 5529 | // Set initial rate. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5530 | auto rate = DataRate::KilobitsPerSec(100); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5531 | video_stream_encoder_->OnBitrateUpdated( |
| 5532 | /*target_bitrate=*/rate, |
| 5533 | /*stable_target_bitrate=*/rate, |
| 5534 | /*link_allocation=*/rate, |
| 5535 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 5536 | /*rtt_ms=*/0, |
| 5537 | /*cwnd_reduce_ratio=*/0); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5538 | |
| 5539 | // Insert a first video frame so that encoder gets configured. |
| 5540 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5541 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 5542 | frame.set_rotation(kVideoRotation_270); |
| 5543 | video_source_.IncomingCapturedFrame(frame); |
| 5544 | WaitForEncodedFrame(timestamp_ms); |
| 5545 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 5546 | |
| 5547 | // Set a higher target rate without changing the link_allocation. Should not |
| 5548 | // reset encoder's rate. |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5549 | auto new_stable_rate = rate - DataRate::KilobitsPerSec(5); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5550 | video_stream_encoder_->OnBitrateUpdated( |
| 5551 | /*target_bitrate=*/rate, |
| 5552 | /*stable_target_bitrate=*/new_stable_rate, |
| 5553 | /*link_allocation=*/rate, |
| 5554 | /*fraction_lost=*/0, |
Ying Wang | 9b881ab | 2020-02-07 14:29:32 +0100 | [diff] [blame] | 5555 | /*rtt_ms=*/0, |
| 5556 | /*cwnd_reduce_ratio=*/0); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5557 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5558 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 5559 | video_stream_encoder_->Stop(); |
| 5560 | } |
| 5561 | |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 5562 | TEST_F(VideoStreamEncoderTest, AutomaticAnimationDetection) { |
| 5563 | test::ScopedFieldTrials field_trials( |
| 5564 | "WebRTC-AutomaticAnimationDetectionScreenshare/" |
| 5565 | "enabled:true,min_fps:20,min_duration_ms:1000,min_area_ratio:0.8/"); |
| 5566 | const int kFramerateFps = 30; |
| 5567 | const int kWidth = 1920; |
| 5568 | const int kHeight = 1080; |
| 5569 | const int kNumFrames = 2 * kFramerateFps; // >1 seconds of frames. |
| 5570 | // Works on screenshare mode. |
| 5571 | ResetEncoder("VP8", 1, 1, 1, /*screenshare*/ true); |
| 5572 | // We rely on the automatic resolution adaptation, but we handle framerate |
| 5573 | // adaptation manually by mocking the stats proxy. |
| 5574 | video_source_.set_adaptation_enabled(true); |
| 5575 | |
| 5576 | // BALANCED degradation preference is required for this feature. |
| 5577 | video_stream_encoder_->OnBitrateUpdated( |
Danil Chapovalov | cad3e0e | 2020-02-17 18:46:07 +0100 | [diff] [blame] | 5578 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5579 | DataRate::BitsPerSec(kTargetBitrateBps), |
| 5580 | DataRate::BitsPerSec(kTargetBitrateBps), 0, 0, 0); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 5581 | video_stream_encoder_->SetSource(&video_source_, |
| 5582 | webrtc::DegradationPreference::BALANCED); |
| 5583 | VerifyNoLimitation(video_source_.sink_wants()); |
| 5584 | |
| 5585 | VideoFrame frame = CreateFrame(1, kWidth, kHeight); |
| 5586 | frame.set_update_rect(VideoFrame::UpdateRect{0, 0, kWidth, kHeight}); |
| 5587 | |
| 5588 | // Pass enough frames with the full update to trigger animation detection. |
| 5589 | for (int i = 0; i < kNumFrames; ++i) { |
| 5590 | int64_t timestamp_ms = |
| 5591 | fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5592 | frame.set_ntp_time_ms(timestamp_ms); |
| 5593 | frame.set_timestamp_us(timestamp_ms * 1000); |
| 5594 | video_source_.IncomingCapturedFrame(frame); |
| 5595 | WaitForEncodedFrame(timestamp_ms); |
| 5596 | } |
| 5597 | |
| 5598 | // Resolution should be limited. |
| 5599 | rtc::VideoSinkWants expected; |
| 5600 | expected.max_framerate_fps = kFramerateFps; |
| 5601 | expected.max_pixel_count = 1280 * 720 + 1; |
| 5602 | VerifyFpsEqResolutionLt(video_source_.sink_wants(), expected); |
| 5603 | |
| 5604 | // Pass one frame with no known update. |
| 5605 | // Resolution cap should be removed immediately. |
| 5606 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5607 | frame.set_ntp_time_ms(timestamp_ms); |
| 5608 | frame.set_timestamp_us(timestamp_ms * 1000); |
| 5609 | frame.clear_update_rect(); |
| 5610 | |
| 5611 | video_source_.IncomingCapturedFrame(frame); |
| 5612 | WaitForEncodedFrame(timestamp_ms); |
| 5613 | |
| 5614 | // Resolution should be unlimited now. |
| 5615 | VerifyFpsEqResolutionMax(video_source_.sink_wants(), kFramerateFps); |
| 5616 | |
| 5617 | video_stream_encoder_->Stop(); |
| 5618 | } |
| 5619 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 5620 | } // namespace webrtc |