sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 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 | |
| 11 | #include "webrtc/video/receive_statistics_proxy.h" |
| 12 | |
| 13 | #include <memory> |
| 14 | |
hbos | 50cfe1f | 2017-01-23 07:21:55 -0800 | [diff] [blame] | 15 | #include "webrtc/api/video/video_frame.h" |
| 16 | #include "webrtc/api/video/video_rotation.h" |
asapersson | 6966bd5 | 2017-01-03 00:44:06 -0800 | [diff] [blame] | 17 | #include "webrtc/modules/video_coding/include/video_codec_interface.h" |
asapersson | 0c43f77 | 2016-11-30 01:42:26 -0800 | [diff] [blame] | 18 | #include "webrtc/system_wrappers/include/metrics.h" |
asapersson | de9e5ff | 2016-11-02 07:14:03 -0700 | [diff] [blame] | 19 | #include "webrtc/system_wrappers/include/metrics_default.h" |
sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 20 | #include "webrtc/test/gtest.h" |
| 21 | |
| 22 | namespace webrtc { |
asapersson | de9e5ff | 2016-11-02 07:14:03 -0700 | [diff] [blame] | 23 | namespace { |
| 24 | const int64_t kFreqOffsetProcessIntervalInMs = 40000; |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 25 | const uint32_t kLocalSsrc = 123; |
| 26 | const uint32_t kRemoteSsrc = 456; |
| 27 | const int kMinRequiredSamples = 200; |
asapersson | de9e5ff | 2016-11-02 07:14:03 -0700 | [diff] [blame] | 28 | } // namespace |
sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 29 | |
| 30 | // TODO(sakal): ReceiveStatisticsProxy is lacking unittesting. |
| 31 | class ReceiveStatisticsProxyTest : public ::testing::Test { |
| 32 | public: |
| 33 | ReceiveStatisticsProxyTest() : fake_clock_(1234), config_(GetTestConfig()) {} |
| 34 | virtual ~ReceiveStatisticsProxyTest() {} |
| 35 | |
| 36 | protected: |
| 37 | virtual void SetUp() { |
asapersson | de9e5ff | 2016-11-02 07:14:03 -0700 | [diff] [blame] | 38 | metrics::Reset(); |
sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 39 | statistics_proxy_.reset(new ReceiveStatisticsProxy(&config_, &fake_clock_)); |
| 40 | } |
| 41 | |
| 42 | VideoReceiveStream::Config GetTestConfig() { |
| 43 | VideoReceiveStream::Config config(nullptr); |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 44 | config.rtp.local_ssrc = kLocalSsrc; |
| 45 | config.rtp.remote_ssrc = kRemoteSsrc; |
sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 46 | return config; |
| 47 | } |
| 48 | |
| 49 | SimulatedClock fake_clock_; |
asapersson | de9e5ff | 2016-11-02 07:14:03 -0700 | [diff] [blame] | 50 | const VideoReceiveStream::Config config_; |
sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 51 | std::unique_ptr<ReceiveStatisticsProxy> statistics_proxy_; |
sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 52 | }; |
| 53 | |
| 54 | TEST_F(ReceiveStatisticsProxyTest, OnDecodedFrameIncreasesFramesDecoded) { |
| 55 | EXPECT_EQ(0u, statistics_proxy_->GetStats().frames_decoded); |
| 56 | for (uint32_t i = 1; i <= 3; ++i) { |
sakal | cc452e1 | 2017-02-09 04:53:45 -0800 | [diff] [blame^] | 57 | statistics_proxy_->OnDecodedFrame(rtc::Optional<uint8_t>()); |
sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 58 | EXPECT_EQ(i, statistics_proxy_->GetStats().frames_decoded); |
| 59 | } |
| 60 | } |
| 61 | |
sakal | cc452e1 | 2017-02-09 04:53:45 -0800 | [diff] [blame^] | 62 | TEST_F(ReceiveStatisticsProxyTest, OnDecodedFrameWithQpResetsFramesDecoded) { |
| 63 | EXPECT_EQ(0u, statistics_proxy_->GetStats().frames_decoded); |
| 64 | for (uint32_t i = 1; i <= 3; ++i) { |
| 65 | statistics_proxy_->OnDecodedFrame(rtc::Optional<uint8_t>()); |
| 66 | EXPECT_EQ(i, statistics_proxy_->GetStats().frames_decoded); |
| 67 | } |
| 68 | statistics_proxy_->OnDecodedFrame(rtc::Optional<uint8_t>(1u)); |
| 69 | EXPECT_EQ(1u, statistics_proxy_->GetStats().frames_decoded); |
| 70 | } |
| 71 | |
| 72 | TEST_F(ReceiveStatisticsProxyTest, OnDecodedFrameIncreasesQpSum) { |
| 73 | EXPECT_EQ(rtc::Optional<uint64_t>(), statistics_proxy_->GetStats().qp_sum); |
| 74 | statistics_proxy_->OnDecodedFrame(rtc::Optional<uint8_t>(3u)); |
| 75 | EXPECT_EQ(rtc::Optional<uint64_t>(3u), statistics_proxy_->GetStats().qp_sum); |
| 76 | statistics_proxy_->OnDecodedFrame(rtc::Optional<uint8_t>(127u)); |
| 77 | EXPECT_EQ(rtc::Optional<uint64_t>(130u), |
| 78 | statistics_proxy_->GetStats().qp_sum); |
| 79 | } |
| 80 | |
| 81 | TEST_F(ReceiveStatisticsProxyTest, OnDecodedFrameWithoutQpQpSumWontExist) { |
| 82 | EXPECT_EQ(rtc::Optional<uint64_t>(), statistics_proxy_->GetStats().qp_sum); |
| 83 | statistics_proxy_->OnDecodedFrame(rtc::Optional<uint8_t>()); |
| 84 | EXPECT_EQ(rtc::Optional<uint64_t>(), statistics_proxy_->GetStats().qp_sum); |
| 85 | } |
| 86 | |
| 87 | TEST_F(ReceiveStatisticsProxyTest, OnDecodedFrameWithoutQpResetsQpSum) { |
| 88 | EXPECT_EQ(rtc::Optional<uint64_t>(), statistics_proxy_->GetStats().qp_sum); |
| 89 | statistics_proxy_->OnDecodedFrame(rtc::Optional<uint8_t>(3u)); |
| 90 | EXPECT_EQ(rtc::Optional<uint64_t>(3u), statistics_proxy_->GetStats().qp_sum); |
| 91 | statistics_proxy_->OnDecodedFrame(rtc::Optional<uint8_t>()); |
| 92 | EXPECT_EQ(rtc::Optional<uint64_t>(), statistics_proxy_->GetStats().qp_sum); |
| 93 | } |
| 94 | |
hbos | 50cfe1f | 2017-01-23 07:21:55 -0800 | [diff] [blame] | 95 | TEST_F(ReceiveStatisticsProxyTest, OnRenderedFrameIncreasesFramesRendered) { |
| 96 | EXPECT_EQ(0u, statistics_proxy_->GetStats().frames_rendered); |
| 97 | webrtc::VideoFrame frame( |
| 98 | webrtc::I420Buffer::Create(1, 1), 0, 0, webrtc::kVideoRotation_0); |
| 99 | for (uint32_t i = 1; i <= 3; ++i) { |
| 100 | statistics_proxy_->OnRenderedFrame(frame); |
| 101 | EXPECT_EQ(i, statistics_proxy_->GetStats().frames_rendered); |
| 102 | } |
| 103 | } |
| 104 | |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 105 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsSsrc) { |
| 106 | EXPECT_EQ(kRemoteSsrc, statistics_proxy_->GetStats().ssrc); |
| 107 | } |
| 108 | |
| 109 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsIncomingPayloadType) { |
| 110 | const int kPayloadType = 111; |
| 111 | statistics_proxy_->OnIncomingPayloadType(kPayloadType); |
| 112 | EXPECT_EQ(kPayloadType, statistics_proxy_->GetStats().current_payload_type); |
| 113 | } |
| 114 | |
asapersson | 6966bd5 | 2017-01-03 00:44:06 -0800 | [diff] [blame] | 115 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsDecoderImplementationName) { |
| 116 | const char* kName = "decoderName"; |
| 117 | statistics_proxy_->OnDecoderImplementationName(kName); |
| 118 | EXPECT_STREQ( |
| 119 | kName, statistics_proxy_->GetStats().decoder_implementation_name.c_str()); |
| 120 | } |
| 121 | |
stefan | e525d6a | 2017-02-08 05:25:42 -0800 | [diff] [blame] | 122 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsIncomingRate) { |
| 123 | const int kFramerate = 28; |
| 124 | const int kBitrateBps = 311000; |
| 125 | statistics_proxy_->OnIncomingRate(kFramerate, kBitrateBps); |
| 126 | EXPECT_EQ(kFramerate, statistics_proxy_->GetStats().network_frame_rate); |
| 127 | EXPECT_EQ(kBitrateBps, statistics_proxy_->GetStats().total_bitrate_bps); |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 128 | } |
| 129 | |
| 130 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsDecodeTimingStats) { |
| 131 | const int kDecodeMs = 1; |
| 132 | const int kMaxDecodeMs = 2; |
| 133 | const int kCurrentDelayMs = 3; |
| 134 | const int kTargetDelayMs = 4; |
| 135 | const int kJitterBufferMs = 5; |
| 136 | const int kMinPlayoutDelayMs = 6; |
| 137 | const int kRenderDelayMs = 7; |
| 138 | const int64_t kRttMs = 8; |
stefan | e525d6a | 2017-02-08 05:25:42 -0800 | [diff] [blame] | 139 | statistics_proxy_->OnDecoderTiming( |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 140 | kDecodeMs, kMaxDecodeMs, kCurrentDelayMs, kTargetDelayMs, kJitterBufferMs, |
stefan | e525d6a | 2017-02-08 05:25:42 -0800 | [diff] [blame] | 141 | kMinPlayoutDelayMs, kRenderDelayMs, kRttMs); |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 142 | VideoReceiveStream::Stats stats = statistics_proxy_->GetStats(); |
| 143 | EXPECT_EQ(kDecodeMs, stats.decode_ms); |
| 144 | EXPECT_EQ(kMaxDecodeMs, stats.max_decode_ms); |
| 145 | EXPECT_EQ(kCurrentDelayMs, stats.current_delay_ms); |
| 146 | EXPECT_EQ(kTargetDelayMs, stats.target_delay_ms); |
| 147 | EXPECT_EQ(kJitterBufferMs, stats.jitter_buffer_ms); |
| 148 | EXPECT_EQ(kMinPlayoutDelayMs, stats.min_playout_delay_ms); |
| 149 | EXPECT_EQ(kRenderDelayMs, stats.render_delay_ms); |
| 150 | } |
| 151 | |
asapersson | 6966bd5 | 2017-01-03 00:44:06 -0800 | [diff] [blame] | 152 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsRtcpPacketTypeCounts) { |
| 153 | const uint32_t kFirPackets = 33; |
| 154 | const uint32_t kPliPackets = 44; |
| 155 | const uint32_t kNackPackets = 55; |
| 156 | RtcpPacketTypeCounter counter; |
| 157 | counter.fir_packets = kFirPackets; |
| 158 | counter.pli_packets = kPliPackets; |
| 159 | counter.nack_packets = kNackPackets; |
| 160 | statistics_proxy_->RtcpPacketTypesCounterUpdated(kRemoteSsrc, counter); |
| 161 | VideoReceiveStream::Stats stats = statistics_proxy_->GetStats(); |
| 162 | EXPECT_EQ(kFirPackets, stats.rtcp_packet_type_counts.fir_packets); |
| 163 | EXPECT_EQ(kPliPackets, stats.rtcp_packet_type_counts.pli_packets); |
| 164 | EXPECT_EQ(kNackPackets, stats.rtcp_packet_type_counts.nack_packets); |
| 165 | } |
| 166 | |
| 167 | TEST_F(ReceiveStatisticsProxyTest, |
| 168 | GetStatsReportsNoRtcpPacketTypeCountsForUnknownSsrc) { |
| 169 | RtcpPacketTypeCounter counter; |
| 170 | counter.fir_packets = 33; |
| 171 | statistics_proxy_->RtcpPacketTypesCounterUpdated(kRemoteSsrc + 1, counter); |
| 172 | EXPECT_EQ(0u, |
| 173 | statistics_proxy_->GetStats().rtcp_packet_type_counts.fir_packets); |
| 174 | } |
| 175 | |
| 176 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsFrameCounts) { |
| 177 | const int kKeyFrames = 3; |
| 178 | const int kDeltaFrames = 22; |
| 179 | FrameCounts frame_counts; |
| 180 | frame_counts.key_frames = kKeyFrames; |
| 181 | frame_counts.delta_frames = kDeltaFrames; |
| 182 | statistics_proxy_->OnFrameCountsUpdated(frame_counts); |
| 183 | VideoReceiveStream::Stats stats = statistics_proxy_->GetStats(); |
| 184 | EXPECT_EQ(kKeyFrames, stats.frame_counts.key_frames); |
| 185 | EXPECT_EQ(kDeltaFrames, stats.frame_counts.delta_frames); |
| 186 | } |
| 187 | |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 188 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsDiscardedPackets) { |
| 189 | const int kDiscardedPackets = 12; |
| 190 | statistics_proxy_->OnDiscardedPacketsUpdated(kDiscardedPackets); |
| 191 | EXPECT_EQ(kDiscardedPackets, statistics_proxy_->GetStats().discarded_packets); |
| 192 | } |
| 193 | |
asapersson | 6966bd5 | 2017-01-03 00:44:06 -0800 | [diff] [blame] | 194 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsRtcpStats) { |
| 195 | const uint8_t kFracLost = 0; |
| 196 | const uint32_t kCumLost = 1; |
| 197 | const uint32_t kExtSeqNum = 10; |
| 198 | const uint32_t kJitter = 4; |
| 199 | |
| 200 | RtcpStatistics rtcp_stats; |
| 201 | rtcp_stats.fraction_lost = kFracLost; |
| 202 | rtcp_stats.cumulative_lost = kCumLost; |
| 203 | rtcp_stats.extended_max_sequence_number = kExtSeqNum; |
| 204 | rtcp_stats.jitter = kJitter; |
| 205 | statistics_proxy_->StatisticsUpdated(rtcp_stats, kRemoteSsrc); |
| 206 | |
| 207 | VideoReceiveStream::Stats stats = statistics_proxy_->GetStats(); |
| 208 | EXPECT_EQ(kFracLost, stats.rtcp_stats.fraction_lost); |
| 209 | EXPECT_EQ(kCumLost, stats.rtcp_stats.cumulative_lost); |
| 210 | EXPECT_EQ(kExtSeqNum, stats.rtcp_stats.extended_max_sequence_number); |
| 211 | EXPECT_EQ(kJitter, stats.rtcp_stats.jitter); |
| 212 | } |
| 213 | |
| 214 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsCName) { |
| 215 | const char* kName = "cName"; |
| 216 | statistics_proxy_->CNameChanged(kName, kRemoteSsrc); |
| 217 | EXPECT_STREQ(kName, statistics_proxy_->GetStats().c_name.c_str()); |
| 218 | } |
| 219 | |
| 220 | TEST_F(ReceiveStatisticsProxyTest, GetStatsReportsNoCNameForUnknownSsrc) { |
| 221 | const char* kName = "cName"; |
| 222 | statistics_proxy_->CNameChanged(kName, kRemoteSsrc + 1); |
| 223 | EXPECT_STREQ("", statistics_proxy_->GetStats().c_name.c_str()); |
| 224 | } |
| 225 | |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 226 | TEST_F(ReceiveStatisticsProxyTest, LifetimeHistogramIsUpdated) { |
| 227 | const int64_t kTimeSec = 3; |
| 228 | fake_clock_.AdvanceTimeMilliseconds(kTimeSec * 1000); |
| 229 | // Histograms are updated when the statistics_proxy_ is deleted. |
| 230 | statistics_proxy_.reset(); |
| 231 | EXPECT_EQ(1, |
| 232 | metrics::NumSamples("WebRTC.Video.ReceiveStreamLifetimeInSeconds")); |
| 233 | EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.ReceiveStreamLifetimeInSeconds", |
| 234 | kTimeSec)); |
| 235 | } |
| 236 | |
palmkvist | a40672a | 2017-01-13 05:58:34 -0800 | [diff] [blame] | 237 | TEST_F(ReceiveStatisticsProxyTest, BadCallHistogramsAreUpdated) { |
| 238 | // Based on the tuning parameters this will produce 7 uncertain states, |
| 239 | // then 10 certainly bad states. There has to be 10 certain states before |
| 240 | // any histograms are recorded. |
| 241 | const int kNumBadSamples = 17; |
| 242 | |
| 243 | StreamDataCounters counters; |
| 244 | counters.first_packet_time_ms = fake_clock_.TimeInMilliseconds(); |
| 245 | statistics_proxy_->DataCountersUpdated(counters, config_.rtp.remote_ssrc); |
| 246 | |
| 247 | for (int i = 0; i < kNumBadSamples; ++i) { |
| 248 | // Since OnRenderedFrame is never called the fps in each sample will be 0, |
| 249 | // i.e. bad |
| 250 | fake_clock_.AdvanceTimeMilliseconds(1000); |
| 251 | statistics_proxy_->OnIncomingRate(0, 0); |
| 252 | } |
| 253 | // Histograms are updated when the statistics_proxy_ is deleted. |
| 254 | statistics_proxy_.reset(); |
| 255 | EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.BadCall.Any")); |
| 256 | EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.BadCall.Any", 100)); |
| 257 | |
| 258 | EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.BadCall.FrameRate")); |
| 259 | EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.BadCall.FrameRate", 100)); |
| 260 | |
| 261 | EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.BadCall.FrameRateVariance")); |
| 262 | |
| 263 | EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.BadCall.Qp")); |
| 264 | } |
| 265 | |
asapersson | 0c43f77 | 2016-11-30 01:42:26 -0800 | [diff] [blame] | 266 | TEST_F(ReceiveStatisticsProxyTest, PacketLossHistogramIsUpdated) { |
| 267 | const uint32_t kCumLost1 = 1; |
| 268 | const uint32_t kExtSeqNum1 = 10; |
| 269 | const uint32_t kCumLost2 = 2; |
| 270 | const uint32_t kExtSeqNum2 = 20; |
| 271 | |
| 272 | // One report block received. |
| 273 | RtcpStatistics rtcp_stats1; |
| 274 | rtcp_stats1.cumulative_lost = kCumLost1; |
| 275 | rtcp_stats1.extended_max_sequence_number = kExtSeqNum1; |
| 276 | statistics_proxy_->StatisticsUpdated(rtcp_stats1, kRemoteSsrc); |
| 277 | |
| 278 | // Two report blocks received. |
| 279 | RtcpStatistics rtcp_stats2; |
| 280 | rtcp_stats2.cumulative_lost = kCumLost2; |
| 281 | rtcp_stats2.extended_max_sequence_number = kExtSeqNum2; |
| 282 | statistics_proxy_->StatisticsUpdated(rtcp_stats2, kRemoteSsrc); |
| 283 | |
| 284 | // Two received report blocks but min run time has not passed. |
| 285 | fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000 - 1); |
| 286 | SetUp(); // Reset stat proxy causes histograms to be updated. |
| 287 | EXPECT_EQ(0, |
| 288 | metrics::NumSamples("WebRTC.Video.ReceivedPacketsLostInPercent")); |
| 289 | |
| 290 | // Two report blocks received. |
| 291 | statistics_proxy_->StatisticsUpdated(rtcp_stats1, kRemoteSsrc); |
| 292 | statistics_proxy_->StatisticsUpdated(rtcp_stats2, kRemoteSsrc); |
| 293 | |
| 294 | // Two received report blocks and min run time has passed. |
| 295 | fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| 296 | SetUp(); |
| 297 | EXPECT_EQ(1, |
| 298 | metrics::NumSamples("WebRTC.Video.ReceivedPacketsLostInPercent")); |
| 299 | EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.ReceivedPacketsLostInPercent", |
| 300 | (kCumLost2 - kCumLost1) * 100 / |
| 301 | (kExtSeqNum2 - kExtSeqNum1))); |
| 302 | } |
| 303 | |
| 304 | TEST_F(ReceiveStatisticsProxyTest, |
| 305 | PacketLossHistogramIsNotUpdatedIfLessThanTwoReportBlocksAreReceived) { |
| 306 | RtcpStatistics rtcp_stats1; |
| 307 | rtcp_stats1.cumulative_lost = 1; |
| 308 | rtcp_stats1.extended_max_sequence_number = 10; |
| 309 | |
| 310 | // Min run time has passed but no received report block. |
| 311 | fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| 312 | SetUp(); // Reset stat proxy causes histograms to be updated. |
| 313 | EXPECT_EQ(0, |
| 314 | metrics::NumSamples("WebRTC.Video.ReceivedPacketsLostInPercent")); |
| 315 | |
| 316 | // Min run time has passed but only one received report block. |
| 317 | statistics_proxy_->StatisticsUpdated(rtcp_stats1, kRemoteSsrc); |
| 318 | fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| 319 | SetUp(); |
| 320 | EXPECT_EQ(0, |
| 321 | metrics::NumSamples("WebRTC.Video.ReceivedPacketsLostInPercent")); |
| 322 | } |
| 323 | |
asapersson | 46c4e3c | 2016-11-03 06:48:19 -0700 | [diff] [blame] | 324 | TEST_F(ReceiveStatisticsProxyTest, AvSyncOffsetHistogramIsUpdated) { |
| 325 | const int64_t kSyncOffsetMs = 22; |
| 326 | const double kFreqKhz = 90.0; |
| 327 | for (int i = 0; i < kMinRequiredSamples; ++i) |
| 328 | statistics_proxy_->OnSyncOffsetUpdated(kSyncOffsetMs, kFreqKhz); |
| 329 | // Histograms are updated when the statistics_proxy_ is deleted. |
| 330 | statistics_proxy_.reset(); |
| 331 | EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.AVSyncOffsetInMs")); |
| 332 | EXPECT_EQ(1, |
| 333 | metrics::NumEvents("WebRTC.Video.AVSyncOffsetInMs", kSyncOffsetMs)); |
| 334 | } |
| 335 | |
asapersson | de9e5ff | 2016-11-02 07:14:03 -0700 | [diff] [blame] | 336 | TEST_F(ReceiveStatisticsProxyTest, RtpToNtpFrequencyOffsetHistogramIsUpdated) { |
| 337 | const int64_t kSyncOffsetMs = 22; |
| 338 | const double kFreqKhz = 90.0; |
| 339 | statistics_proxy_->OnSyncOffsetUpdated(kSyncOffsetMs, kFreqKhz); |
| 340 | statistics_proxy_->OnSyncOffsetUpdated(kSyncOffsetMs, kFreqKhz + 2.2); |
| 341 | fake_clock_.AdvanceTimeMilliseconds(kFreqOffsetProcessIntervalInMs); |
| 342 | // Process interval passed, max diff: 2. |
| 343 | statistics_proxy_->OnSyncOffsetUpdated(kSyncOffsetMs, kFreqKhz + 1.1); |
| 344 | statistics_proxy_->OnSyncOffsetUpdated(kSyncOffsetMs, kFreqKhz - 4.2); |
| 345 | statistics_proxy_->OnSyncOffsetUpdated(kSyncOffsetMs, kFreqKhz - 0.9); |
| 346 | fake_clock_.AdvanceTimeMilliseconds(kFreqOffsetProcessIntervalInMs); |
| 347 | // Process interval passed, max diff: 4. |
| 348 | statistics_proxy_->OnSyncOffsetUpdated(kSyncOffsetMs, kFreqKhz); |
| 349 | statistics_proxy_.reset(); |
| 350 | // Average reported: (2 + 4) / 2 = 3. |
| 351 | EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.RtpToNtpFreqOffsetInKhz")); |
| 352 | EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.RtpToNtpFreqOffsetInKhz", 3)); |
| 353 | } |
| 354 | |
asapersson | 6966bd5 | 2017-01-03 00:44:06 -0800 | [diff] [blame] | 355 | TEST_F(ReceiveStatisticsProxyTest, Vp8QpHistogramIsUpdated) { |
| 356 | const int kQp = 22; |
| 357 | EncodedImage encoded_image; |
| 358 | encoded_image.qp_ = kQp; |
| 359 | CodecSpecificInfo codec_info; |
| 360 | codec_info.codecType = kVideoCodecVP8; |
| 361 | |
| 362 | for (int i = 0; i < kMinRequiredSamples; ++i) |
| 363 | statistics_proxy_->OnPreDecode(encoded_image, &codec_info); |
| 364 | |
| 365 | statistics_proxy_.reset(); |
| 366 | EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Decoded.Vp8.Qp")); |
| 367 | EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.Decoded.Vp8.Qp", kQp)); |
| 368 | } |
| 369 | |
| 370 | TEST_F(ReceiveStatisticsProxyTest, Vp8QpHistogramIsNotUpdatedForTooFewSamples) { |
| 371 | EncodedImage encoded_image; |
| 372 | encoded_image.qp_ = 22; |
| 373 | CodecSpecificInfo codec_info; |
| 374 | codec_info.codecType = kVideoCodecVP8; |
| 375 | |
| 376 | for (int i = 0; i < kMinRequiredSamples - 1; ++i) |
| 377 | statistics_proxy_->OnPreDecode(encoded_image, &codec_info); |
| 378 | |
| 379 | statistics_proxy_.reset(); |
| 380 | EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.Decoded.Vp8.Qp")); |
| 381 | } |
| 382 | |
| 383 | TEST_F(ReceiveStatisticsProxyTest, Vp8QpHistogramIsNotUpdatedIfNoQpValue) { |
| 384 | EncodedImage encoded_image; |
| 385 | CodecSpecificInfo codec_info; |
| 386 | codec_info.codecType = kVideoCodecVP8; |
| 387 | |
| 388 | for (int i = 0; i < kMinRequiredSamples; ++i) |
| 389 | statistics_proxy_->OnPreDecode(encoded_image, &codec_info); |
| 390 | |
| 391 | statistics_proxy_.reset(); |
| 392 | EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.Decoded.Vp8.Qp")); |
| 393 | } |
| 394 | |
sakal | e5ba44e | 2016-10-26 07:09:24 -0700 | [diff] [blame] | 395 | } // namespace webrtc |