| /* |
| * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "video/send_statistics_proxy.h" |
| |
| #include <map> |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "system_wrappers/include/metrics.h" |
| #include "system_wrappers/include/metrics_default.h" |
| #include "test/field_trial.h" |
| #include "test/gtest.h" |
| |
| namespace webrtc { |
| namespace { |
| const uint32_t kFirstSsrc = 17; |
| const uint32_t kSecondSsrc = 42; |
| const uint32_t kFirstRtxSsrc = 18; |
| const uint32_t kSecondRtxSsrc = 43; |
| const uint32_t kFlexFecSsrc = 55; |
| const int kFpsPeriodicIntervalMs = 2000; |
| const int kPreferredBps = 50000; |
| const int kWidth = 640; |
| const int kHeight = 480; |
| const int kQpIdx0 = 21; |
| const int kQpIdx1 = 39; |
| const int kRtpClockRateHz = 90000; |
| const CodecSpecificInfo kDefaultCodecInfo = []() { |
| CodecSpecificInfo codec_info; |
| codec_info.codecType = kVideoCodecVP8; |
| codec_info.codecSpecific.VP8.simulcastIdx = 0; |
| return codec_info; |
| }(); |
| } // namespace |
| |
| class SendStatisticsProxyTest : public ::testing::Test { |
| public: |
| SendStatisticsProxyTest() : SendStatisticsProxyTest("") {} |
| explicit SendStatisticsProxyTest(const std::string& field_trials) |
| : override_field_trials_(field_trials), |
| fake_clock_(1234), |
| config_(GetTestConfig()), |
| avg_delay_ms_(0), |
| max_delay_ms_(0) {} |
| virtual ~SendStatisticsProxyTest() {} |
| |
| protected: |
| virtual void SetUp() { |
| metrics::Reset(); |
| statistics_proxy_.reset(new SendStatisticsProxy( |
| &fake_clock_, GetTestConfig(), |
| VideoEncoderConfig::ContentType::kRealtimeVideo)); |
| expected_ = VideoSendStream::Stats(); |
| for (const auto& ssrc : config_.rtp.ssrcs) |
| expected_.substreams[ssrc].is_rtx = false; |
| for (const auto& ssrc : config_.rtp.rtx.ssrcs) |
| expected_.substreams[ssrc].is_rtx = true; |
| } |
| |
| VideoSendStream::Config GetTestConfig() { |
| VideoSendStream::Config config(nullptr); |
| config.rtp.ssrcs.push_back(kFirstSsrc); |
| config.rtp.ssrcs.push_back(kSecondSsrc); |
| config.rtp.rtx.ssrcs.push_back(kFirstRtxSsrc); |
| config.rtp.rtx.ssrcs.push_back(kSecondRtxSsrc); |
| config.rtp.ulpfec.red_payload_type = 17; |
| return config; |
| } |
| |
| VideoSendStream::Config GetTestConfigWithFlexFec() { |
| VideoSendStream::Config config(nullptr); |
| config.rtp.ssrcs.push_back(kFirstSsrc); |
| config.rtp.ssrcs.push_back(kSecondSsrc); |
| config.rtp.rtx.ssrcs.push_back(kFirstRtxSsrc); |
| config.rtp.rtx.ssrcs.push_back(kSecondRtxSsrc); |
| config.rtp.flexfec.payload_type = 50; |
| config.rtp.flexfec.ssrc = kFlexFecSsrc; |
| return config; |
| } |
| |
| VideoSendStream::StreamStats GetStreamStats(uint32_t ssrc) { |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| std::map<uint32_t, VideoSendStream::StreamStats>::iterator it = |
| stats.substreams.find(ssrc); |
| EXPECT_NE(it, stats.substreams.end()); |
| return it->second; |
| } |
| |
| void UpdateDataCounters(uint32_t ssrc) { |
| StreamDataCountersCallback* proxy = |
| static_cast<StreamDataCountersCallback*>(statistics_proxy_.get()); |
| StreamDataCounters counters; |
| proxy->DataCountersUpdated(counters, ssrc); |
| } |
| |
| void ExpectEqual(VideoSendStream::Stats one, VideoSendStream::Stats other) { |
| EXPECT_EQ(one.input_frame_rate, other.input_frame_rate); |
| EXPECT_EQ(one.encode_frame_rate, other.encode_frame_rate); |
| EXPECT_EQ(one.media_bitrate_bps, other.media_bitrate_bps); |
| EXPECT_EQ(one.preferred_media_bitrate_bps, |
| other.preferred_media_bitrate_bps); |
| EXPECT_EQ(one.suspended, other.suspended); |
| |
| EXPECT_EQ(one.substreams.size(), other.substreams.size()); |
| for (std::map<uint32_t, VideoSendStream::StreamStats>::const_iterator it = |
| one.substreams.begin(); |
| it != one.substreams.end(); ++it) { |
| std::map<uint32_t, VideoSendStream::StreamStats>::const_iterator |
| corresponding_it = other.substreams.find(it->first); |
| ASSERT_TRUE(corresponding_it != other.substreams.end()); |
| const VideoSendStream::StreamStats& a = it->second; |
| const VideoSendStream::StreamStats& b = corresponding_it->second; |
| |
| EXPECT_EQ(a.is_rtx, b.is_rtx); |
| EXPECT_EQ(a.frame_counts.key_frames, b.frame_counts.key_frames); |
| EXPECT_EQ(a.frame_counts.delta_frames, b.frame_counts.delta_frames); |
| EXPECT_EQ(a.total_bitrate_bps, b.total_bitrate_bps); |
| EXPECT_EQ(a.avg_delay_ms, b.avg_delay_ms); |
| EXPECT_EQ(a.max_delay_ms, b.max_delay_ms); |
| |
| EXPECT_EQ(a.rtp_stats.transmitted.payload_bytes, |
| b.rtp_stats.transmitted.payload_bytes); |
| EXPECT_EQ(a.rtp_stats.transmitted.header_bytes, |
| b.rtp_stats.transmitted.header_bytes); |
| EXPECT_EQ(a.rtp_stats.transmitted.padding_bytes, |
| b.rtp_stats.transmitted.padding_bytes); |
| EXPECT_EQ(a.rtp_stats.transmitted.packets, |
| b.rtp_stats.transmitted.packets); |
| EXPECT_EQ(a.rtp_stats.retransmitted.packets, |
| b.rtp_stats.retransmitted.packets); |
| EXPECT_EQ(a.rtp_stats.fec.packets, b.rtp_stats.fec.packets); |
| |
| EXPECT_EQ(a.rtcp_stats.fraction_lost, b.rtcp_stats.fraction_lost); |
| EXPECT_EQ(a.rtcp_stats.packets_lost, b.rtcp_stats.packets_lost); |
| EXPECT_EQ(a.rtcp_stats.extended_highest_sequence_number, |
| b.rtcp_stats.extended_highest_sequence_number); |
| EXPECT_EQ(a.rtcp_stats.jitter, b.rtcp_stats.jitter); |
| } |
| } |
| |
| test::ScopedFieldTrials override_field_trials_; |
| SimulatedClock fake_clock_; |
| std::unique_ptr<SendStatisticsProxy> statistics_proxy_; |
| VideoSendStream::Config config_; |
| int avg_delay_ms_; |
| int max_delay_ms_; |
| VideoSendStream::Stats expected_; |
| typedef std::map<uint32_t, VideoSendStream::StreamStats>::const_iterator |
| StreamIterator; |
| }; |
| |
| TEST_F(SendStatisticsProxyTest, RtcpStatistics) { |
| RtcpStatisticsCallback* callback = statistics_proxy_.get(); |
| for (const auto& ssrc : config_.rtp.ssrcs) { |
| VideoSendStream::StreamStats& ssrc_stats = expected_.substreams[ssrc]; |
| |
| // Add statistics with some arbitrary, but unique, numbers. |
| uint32_t offset = ssrc * sizeof(RtcpStatistics); |
| ssrc_stats.rtcp_stats.packets_lost = offset; |
| ssrc_stats.rtcp_stats.extended_highest_sequence_number = offset + 1; |
| ssrc_stats.rtcp_stats.fraction_lost = offset + 2; |
| ssrc_stats.rtcp_stats.jitter = offset + 3; |
| callback->StatisticsUpdated(ssrc_stats.rtcp_stats, ssrc); |
| } |
| for (const auto& ssrc : config_.rtp.rtx.ssrcs) { |
| VideoSendStream::StreamStats& ssrc_stats = expected_.substreams[ssrc]; |
| |
| // Add statistics with some arbitrary, but unique, numbers. |
| uint32_t offset = ssrc * sizeof(RtcpStatistics); |
| ssrc_stats.rtcp_stats.packets_lost = offset; |
| ssrc_stats.rtcp_stats.extended_highest_sequence_number = offset + 1; |
| ssrc_stats.rtcp_stats.fraction_lost = offset + 2; |
| ssrc_stats.rtcp_stats.jitter = offset + 3; |
| callback->StatisticsUpdated(ssrc_stats.rtcp_stats, ssrc); |
| } |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| ExpectEqual(expected_, stats); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, Suspended) { |
| // Verify that the value is false by default. |
| EXPECT_FALSE(statistics_proxy_->GetStats().suspended); |
| |
| // Verify that we can set it to true. |
| statistics_proxy_->OnSuspendChange(true); |
| EXPECT_TRUE(statistics_proxy_->GetStats().suspended); |
| |
| // Verify that we can set it back to false again. |
| statistics_proxy_->OnSuspendChange(false); |
| EXPECT_FALSE(statistics_proxy_->GetStats().suspended); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, FrameCounts) { |
| FrameCountObserver* observer = statistics_proxy_.get(); |
| for (const auto& ssrc : config_.rtp.ssrcs) { |
| // Add statistics with some arbitrary, but unique, numbers. |
| VideoSendStream::StreamStats& stats = expected_.substreams[ssrc]; |
| uint32_t offset = ssrc * sizeof(VideoSendStream::StreamStats); |
| FrameCounts frame_counts; |
| frame_counts.key_frames = offset; |
| frame_counts.delta_frames = offset + 1; |
| stats.frame_counts = frame_counts; |
| observer->FrameCountUpdated(frame_counts, ssrc); |
| } |
| for (const auto& ssrc : config_.rtp.rtx.ssrcs) { |
| // Add statistics with some arbitrary, but unique, numbers. |
| VideoSendStream::StreamStats& stats = expected_.substreams[ssrc]; |
| uint32_t offset = ssrc * sizeof(VideoSendStream::StreamStats); |
| FrameCounts frame_counts; |
| frame_counts.key_frames = offset; |
| frame_counts.delta_frames = offset + 1; |
| stats.frame_counts = frame_counts; |
| observer->FrameCountUpdated(frame_counts, ssrc); |
| } |
| |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| ExpectEqual(expected_, stats); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, DataCounters) { |
| StreamDataCountersCallback* callback = statistics_proxy_.get(); |
| for (const auto& ssrc : config_.rtp.ssrcs) { |
| StreamDataCounters& counters = expected_.substreams[ssrc].rtp_stats; |
| // Add statistics with some arbitrary, but unique, numbers. |
| size_t offset = ssrc * sizeof(StreamDataCounters); |
| uint32_t offset_uint32 = static_cast<uint32_t>(offset); |
| counters.transmitted.payload_bytes = offset; |
| counters.transmitted.header_bytes = offset + 1; |
| counters.fec.packets = offset_uint32 + 2; |
| counters.transmitted.padding_bytes = offset + 3; |
| counters.retransmitted.packets = offset_uint32 + 4; |
| counters.transmitted.packets = offset_uint32 + 5; |
| callback->DataCountersUpdated(counters, ssrc); |
| } |
| for (const auto& ssrc : config_.rtp.rtx.ssrcs) { |
| StreamDataCounters& counters = expected_.substreams[ssrc].rtp_stats; |
| // Add statistics with some arbitrary, but unique, numbers. |
| size_t offset = ssrc * sizeof(StreamDataCounters); |
| uint32_t offset_uint32 = static_cast<uint32_t>(offset); |
| counters.transmitted.payload_bytes = offset; |
| counters.transmitted.header_bytes = offset + 1; |
| counters.fec.packets = offset_uint32 + 2; |
| counters.transmitted.padding_bytes = offset + 3; |
| counters.retransmitted.packets = offset_uint32 + 4; |
| counters.transmitted.packets = offset_uint32 + 5; |
| callback->DataCountersUpdated(counters, ssrc); |
| } |
| |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| ExpectEqual(expected_, stats); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, Bitrate) { |
| BitrateStatisticsObserver* observer = statistics_proxy_.get(); |
| for (const auto& ssrc : config_.rtp.ssrcs) { |
| uint32_t total; |
| uint32_t retransmit; |
| // Use ssrc as bitrate_bps to get a unique value for each stream. |
| total = ssrc; |
| retransmit = ssrc + 1; |
| observer->Notify(total, retransmit, ssrc); |
| expected_.substreams[ssrc].total_bitrate_bps = total; |
| expected_.substreams[ssrc].retransmit_bitrate_bps = retransmit; |
| } |
| for (const auto& ssrc : config_.rtp.rtx.ssrcs) { |
| uint32_t total; |
| uint32_t retransmit; |
| // Use ssrc as bitrate_bps to get a unique value for each stream. |
| total = ssrc; |
| retransmit = ssrc + 1; |
| observer->Notify(total, retransmit, ssrc); |
| expected_.substreams[ssrc].total_bitrate_bps = total; |
| expected_.substreams[ssrc].retransmit_bitrate_bps = retransmit; |
| } |
| |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| ExpectEqual(expected_, stats); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, SendSideDelay) { |
| SendSideDelayObserver* observer = statistics_proxy_.get(); |
| for (const auto& ssrc : config_.rtp.ssrcs) { |
| // Use ssrc as avg_delay_ms and max_delay_ms to get a unique value for each |
| // stream. |
| int avg_delay_ms = ssrc; |
| int max_delay_ms = ssrc + 1; |
| observer->SendSideDelayUpdated(avg_delay_ms, max_delay_ms, ssrc); |
| expected_.substreams[ssrc].avg_delay_ms = avg_delay_ms; |
| expected_.substreams[ssrc].max_delay_ms = max_delay_ms; |
| } |
| for (const auto& ssrc : config_.rtp.rtx.ssrcs) { |
| // Use ssrc as avg_delay_ms and max_delay_ms to get a unique value for each |
| // stream. |
| int avg_delay_ms = ssrc; |
| int max_delay_ms = ssrc + 1; |
| observer->SendSideDelayUpdated(avg_delay_ms, max_delay_ms, ssrc); |
| expected_.substreams[ssrc].avg_delay_ms = avg_delay_ms; |
| expected_.substreams[ssrc].max_delay_ms = max_delay_ms; |
| } |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| ExpectEqual(expected_, stats); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, OnEncodedFrameTimeMeasured) { |
| const int kEncodeTimeMs = 11; |
| CpuOveruseMetrics metrics; |
| metrics.encode_usage_percent = 80; |
| statistics_proxy_->OnEncodedFrameTimeMeasured(kEncodeTimeMs, metrics); |
| |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| EXPECT_EQ(kEncodeTimeMs, stats.avg_encode_time_ms); |
| EXPECT_EQ(metrics.encode_usage_percent, stats.encode_usage_percent); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, OnEncoderReconfiguredChangePreferredBitrate) { |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| EXPECT_EQ(0, stats.preferred_media_bitrate_bps); |
| |
| VideoEncoderConfig config; |
| statistics_proxy_->OnEncoderReconfigured(config, {}, kPreferredBps); |
| stats = statistics_proxy_->GetStats(); |
| EXPECT_EQ(kPreferredBps, stats.preferred_media_bitrate_bps); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, OnSendEncodedImageIncreasesFramesEncoded) { |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| EXPECT_EQ(0u, statistics_proxy_->GetStats().frames_encoded); |
| for (uint32_t i = 1; i <= 3; ++i) { |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| EXPECT_EQ(i, statistics_proxy_->GetStats().frames_encoded); |
| } |
| } |
| |
| TEST_F(SendStatisticsProxyTest, OnSendEncodedImageIncreasesQpSum) { |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| EXPECT_EQ(rtc::Optional<uint64_t>(), statistics_proxy_->GetStats().qp_sum); |
| encoded_image.qp_ = 3; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| EXPECT_EQ(rtc::Optional<uint64_t>(3u), statistics_proxy_->GetStats().qp_sum); |
| encoded_image.qp_ = 127; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| EXPECT_EQ(rtc::Optional<uint64_t>(130u), |
| statistics_proxy_->GetStats().qp_sum); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, OnSendEncodedImageWithoutQpQpSumWontExist) { |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| encoded_image.qp_ = -1; |
| EXPECT_EQ(rtc::Optional<uint64_t>(), statistics_proxy_->GetStats().qp_sum); |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| EXPECT_EQ(rtc::Optional<uint64_t>(), statistics_proxy_->GetStats().qp_sum); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, GetCpuAdaptationStats) { |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_resolution); |
| cpu_counts.fps = 1; |
| cpu_counts.resolution = 0; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EXPECT_TRUE(statistics_proxy_->GetStats().cpu_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_resolution); |
| cpu_counts.fps = 0; |
| cpu_counts.resolution = 1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_framerate); |
| EXPECT_TRUE(statistics_proxy_->GetStats().cpu_limited_resolution); |
| cpu_counts.fps = 1; |
| cpu_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EXPECT_TRUE(statistics_proxy_->GetStats().cpu_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_resolution); |
| cpu_counts.fps = -1; |
| cpu_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_resolution); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, GetQualityAdaptationStats) { |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| quality_counts.fps = 1; |
| quality_counts.resolution = 0; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EXPECT_TRUE(statistics_proxy_->GetStats().bw_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| quality_counts.fps = 0; |
| quality_counts.resolution = 1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_framerate); |
| EXPECT_TRUE(statistics_proxy_->GetStats().bw_limited_resolution); |
| quality_counts.fps = 1; |
| quality_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EXPECT_TRUE(statistics_proxy_->GetStats().bw_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| quality_counts.fps = -1; |
| quality_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, GetStatsReportsCpuAdaptChanges) { |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| EXPECT_EQ(0, statistics_proxy_->GetStats().number_of_cpu_adapt_changes); |
| |
| cpu_counts.resolution = 1; |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_framerate); |
| EXPECT_TRUE(statistics_proxy_->GetStats().cpu_limited_resolution); |
| EXPECT_EQ(1, statistics_proxy_->GetStats().number_of_cpu_adapt_changes); |
| |
| cpu_counts.resolution = 2; |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| EXPECT_FALSE(statistics_proxy_->GetStats().cpu_limited_framerate); |
| EXPECT_TRUE(statistics_proxy_->GetStats().cpu_limited_resolution); |
| EXPECT_EQ(2, statistics_proxy_->GetStats().number_of_cpu_adapt_changes); |
| EXPECT_EQ(0, statistics_proxy_->GetStats().number_of_quality_adapt_changes); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, GetStatsReportsQualityAdaptChanges) { |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| EXPECT_EQ(0, statistics_proxy_->GetStats().number_of_quality_adapt_changes); |
| |
| quality_counts.fps = 1; |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| EXPECT_TRUE(statistics_proxy_->GetStats().bw_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| EXPECT_EQ(1, statistics_proxy_->GetStats().number_of_quality_adapt_changes); |
| |
| quality_counts.fps = 0; |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_framerate); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| EXPECT_EQ(2, statistics_proxy_->GetStats().number_of_quality_adapt_changes); |
| EXPECT_EQ(0, statistics_proxy_->GetStats().number_of_cpu_adapt_changes); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, AdaptChangesNotReported_AdaptationNotEnabled) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| // Min runtime has passed. |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(0, |
| metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Quality")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, AdaptChangesNotReported_MinRuntimeNotPassed) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| // Enable adaptation. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| // Min runtime has not passed. |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000 - 1); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(0, |
| metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Quality")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, ZeroAdaptChangesReported) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| // Enable adaptation. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| // Min runtime has passed. |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Cpu", 0)); |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Quality")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Quality", 0)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, CpuAdaptChangesReported) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| // Enable adaptation. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| // Adapt changes: 1, elapsed time: 10 sec => 6 per minute. |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Cpu", 6)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, AdaptChangesStatsExcludesDisabledTime) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Disable quality adaptation. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| quality_counts.fps = -1; |
| quality_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| |
| // Enable quality adaptation. |
| // Adapt changes: 2, elapsed time: 20 sec. |
| quality_counts.fps = 0; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(5000); |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(9000); |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(6000); |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| |
| // Disable quality adaptation. |
| quality_counts.fps = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(30000); |
| |
| // Enable quality adaptation. |
| // Adapt changes: 1, elapsed time: 10 sec. |
| quality_counts.resolution = 0; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| |
| // Disable quality adaptation. |
| quality_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(5000); |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(20000); |
| |
| // Adapt changes: 3, elapsed time: 30 sec => 6 per minute. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Quality")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Quality", 6)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| AdaptChangesNotReported_ScalingNotEnabledVideoResumed) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Suspend and resume video. |
| statistics_proxy_->OnSuspendChange(true); |
| fake_clock_.AdvanceTimeMilliseconds(5000); |
| statistics_proxy_->OnSuspendChange(false); |
| |
| // Min runtime has passed but scaling not enabled. |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(0, |
| metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Quality")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, QualityAdaptChangesStatsExcludesSuspendedTime) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Enable adaptation. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| // Adapt changes: 2, elapsed time: 20 sec. |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(20000); |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| |
| // Suspend and resume video. |
| statistics_proxy_->OnSuspendChange(true); |
| fake_clock_.AdvanceTimeMilliseconds(30000); |
| statistics_proxy_->OnSuspendChange(false); |
| |
| // Adapt changes: 1, elapsed time: 10 sec. |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| |
| // Adapt changes: 3, elapsed time: 30 sec => 6 per minute. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Quality")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Quality", 6)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, CpuAdaptChangesStatsExcludesSuspendedTime) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Video not suspended. |
| statistics_proxy_->OnSuspendChange(false); |
| fake_clock_.AdvanceTimeMilliseconds(30000); |
| |
| // Enable adaptation. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| // Adapt changes: 1, elapsed time: 20 sec. |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| |
| // Video not suspended, stats time already started. |
| statistics_proxy_->OnSuspendChange(false); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| |
| // Disable adaptation. |
| cpu_counts.fps = -1; |
| cpu_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(30000); |
| |
| // Suspend and resume video, stats time not started when scaling not enabled. |
| statistics_proxy_->OnSuspendChange(true); |
| fake_clock_.AdvanceTimeMilliseconds(30000); |
| statistics_proxy_->OnSuspendChange(false); |
| fake_clock_.AdvanceTimeMilliseconds(30000); |
| |
| // Enable adaptation. |
| // Adapt changes: 1, elapsed time: 10 sec. |
| cpu_counts.fps = 0; |
| cpu_counts.resolution = 0; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| |
| // Adapt changes: 2, elapsed time: 30 sec => 4 per minute. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Cpu", 4)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, AdaptChangesStatsNotStartedIfVideoSuspended) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Video suspended. |
| statistics_proxy_->OnSuspendChange(true); |
| |
| // Enable adaptation, stats time not started when suspended. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| |
| // Resume video, stats time started. |
| // Adapt changes: 1, elapsed time: 10 sec. |
| statistics_proxy_->OnSuspendChange(false); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| |
| // Adapt changes: 1, elapsed time: 10 sec => 6 per minute. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Cpu", 6)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, AdaptChangesStatsRestartsOnFirstSentPacket) { |
| // Send first packet, adaptation enabled. |
| // Elapsed time before first packet is sent should be excluded. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Adapt changes: 1, elapsed time: 10 sec. |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Adapt changes: 1, elapsed time: 10 sec => 6 per minute. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Quality")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Quality", 6)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, AdaptChangesStatsStartedAfterFirstSentPacket) { |
| // Enable and disable adaptation. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(60000); |
| cpu_counts.fps = -1; |
| cpu_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| |
| // Send first packet, scaling disabled. |
| // Elapsed time before first packet is sent should be excluded. |
| UpdateDataCounters(kFirstSsrc); |
| fake_clock_.AdvanceTimeMilliseconds(60000); |
| |
| // Enable adaptation. |
| cpu_counts.resolution = 0; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Adapt changes: 1, elapsed time: 20 sec. |
| fake_clock_.AdvanceTimeMilliseconds(10000); |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| |
| // Adapt changes: 1, elapsed time: 20 sec => 3 per minute. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Cpu", 3)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, AdaptChangesReportedAfterContentSwitch) { |
| // First RTP packet sent, cpu adaptation enabled. |
| UpdateDataCounters(kFirstSsrc); |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| quality_counts.fps = -1; |
| quality_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| |
| // Adapt changes: 2, elapsed time: 15 sec => 8 per minute. |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(6000); |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(9000); |
| |
| // Switch content type, real-time stats should be updated. |
| VideoEncoderConfig config; |
| config.content_type = VideoEncoderConfig::ContentType::kScreen; |
| statistics_proxy_->OnEncoderReconfigured(config, {}, kPreferredBps); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.AdaptChangesPerMinute.Cpu", 8)); |
| EXPECT_EQ(0, |
| metrics::NumSamples("WebRTC.Video.AdaptChangesPerMinute.Quality")); |
| |
| // First RTP packet sent, scaling enabled. |
| UpdateDataCounters(kFirstSsrc); |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| |
| // Adapt changes: 4, elapsed time: 120 sec => 2 per minute. |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| fake_clock_.AdvanceTimeMilliseconds(120000); |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.AdaptChangesPerMinute.Cpu")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.Screenshare.AdaptChangesPerMinute.Cpu", 2)); |
| EXPECT_EQ(0, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.AdaptChangesPerMinute.Quality")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, SwitchContentTypeUpdatesHistograms) { |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) |
| statistics_proxy_->OnIncomingFrame(kWidth, kHeight); |
| |
| // No switch, stats should not be updated. |
| VideoEncoderConfig config; |
| config.content_type = VideoEncoderConfig::ContentType::kRealtimeVideo; |
| statistics_proxy_->OnEncoderReconfigured(config, {}, kPreferredBps); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.InputWidthInPixels")); |
| |
| // Switch to screenshare, real-time stats should be updated. |
| config.content_type = VideoEncoderConfig::ContentType::kScreen; |
| statistics_proxy_->OnEncoderReconfigured(config, {}, kPreferredBps); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.InputWidthInPixels")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, InputResolutionHistogramsAreUpdated) { |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) |
| statistics_proxy_->OnIncomingFrame(kWidth, kHeight); |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.InputWidthInPixels")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.InputWidthInPixels", kWidth)); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.InputHeightInPixels")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.InputHeightInPixels", kHeight)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, SentResolutionHistogramsAreUpdated) { |
| const int64_t kMaxEncodedFrameWindowMs = 800; |
| const int kFps = 20; |
| const int kNumFramesPerWindow = kFps * kMaxEncodedFrameWindowMs / 1000; |
| const int kMinSamples = // Sample added when removed from EncodedFrameMap. |
| SendStatisticsProxy::kMinRequiredMetricsSamples + kNumFramesPerWindow; |
| EncodedImage encoded_image; |
| |
| // Not enough samples, stats should not be updated. |
| for (int i = 0; i < kMinSamples - 1; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| ++encoded_image._timeStamp; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| } |
| SetUp(); // Reset stats proxy also causes histograms to be reported. |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.SentWidthInPixels")); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.SentHeightInPixels")); |
| |
| // Enough samples, max resolution per frame should be reported. |
| encoded_image._timeStamp = 0xfffffff0; // Will wrap. |
| for (int i = 0; i < kMinSamples; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| ++encoded_image._timeStamp; |
| encoded_image._encodedWidth = kWidth; |
| encoded_image._encodedHeight = kHeight; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| encoded_image._encodedWidth = kWidth / 2; |
| encoded_image._encodedHeight = kHeight / 2; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| } |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.SentWidthInPixels")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.SentWidthInPixels", kWidth)); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.SentHeightInPixels")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.SentHeightInPixels", kHeight)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, InputFpsHistogramIsUpdated) { |
| const int kFps = 20; |
| const int kMinPeriodicSamples = 6; |
| int frames = kMinPeriodicSamples * kFpsPeriodicIntervalMs * kFps / 1000; |
| for (int i = 0; i <= frames; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| statistics_proxy_->OnIncomingFrame(kWidth, kHeight); |
| } |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.InputFramesPerSecond")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.InputFramesPerSecond", kFps)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, SentFpsHistogramIsUpdated) { |
| EncodedImage encoded_image; |
| const int kFps = 20; |
| const int kMinPeriodicSamples = 6; |
| int frames = kMinPeriodicSamples * kFpsPeriodicIntervalMs * kFps / 1000 + 1; |
| for (int i = 0; i < frames; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| ++encoded_image._timeStamp; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| // Frame with same timestamp should not be counted. |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| } |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.SentFramesPerSecond")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.SentFramesPerSecond", kFps)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, InputFpsHistogramExcludesSuspendedTime) { |
| const int kFps = 20; |
| const int kSuspendTimeMs = 10000; |
| const int kMinPeriodicSamples = 6; |
| int frames = kMinPeriodicSamples * kFpsPeriodicIntervalMs * kFps / 1000; |
| for (int i = 0; i < frames; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| statistics_proxy_->OnIncomingFrame(kWidth, kHeight); |
| } |
| // Suspend. |
| statistics_proxy_->OnSuspendChange(true); |
| fake_clock_.AdvanceTimeMilliseconds(kSuspendTimeMs); |
| |
| for (int i = 0; i < frames; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| statistics_proxy_->OnIncomingFrame(kWidth, kHeight); |
| } |
| // Suspended time interval should not affect the framerate. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.InputFramesPerSecond")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.InputFramesPerSecond", kFps)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, SentFpsHistogramExcludesSuspendedTime) { |
| EncodedImage encoded_image; |
| const int kFps = 20; |
| const int kSuspendTimeMs = 10000; |
| const int kMinPeriodicSamples = 6; |
| int frames = kMinPeriodicSamples * kFpsPeriodicIntervalMs * kFps / 1000; |
| for (int i = 0; i < frames; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| encoded_image._timeStamp = i + 1; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| } |
| // Suspend. |
| statistics_proxy_->OnSuspendChange(true); |
| fake_clock_.AdvanceTimeMilliseconds(kSuspendTimeMs); |
| |
| for (int i = 0; i < frames; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| encoded_image._timeStamp = i + 1; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| } |
| // Suspended time interval should not affect the framerate. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.SentFramesPerSecond")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.SentFramesPerSecond", kFps)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, CpuLimitedHistogramNotUpdatedWhenDisabled) { |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| cpu_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) |
| statistics_proxy_->OnIncomingFrame(kWidth, kHeight); |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, |
| metrics::NumSamples("WebRTC.Video.CpuLimitedResolutionInPercent")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, CpuLimitedHistogramUpdated) { |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| cpu_counts.resolution = 0; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) |
| statistics_proxy_->OnIncomingFrame(kWidth, kHeight); |
| |
| cpu_counts.resolution = 1; |
| statistics_proxy_->OnCpuAdaptationChanged(cpu_counts, quality_counts); |
| |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) |
| statistics_proxy_->OnIncomingFrame(kWidth, kHeight); |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.CpuLimitedResolutionInPercent")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.CpuLimitedResolutionInPercent", 50)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, LifetimeHistogramIsUpdated) { |
| const int64_t kTimeSec = 3; |
| fake_clock_.AdvanceTimeMilliseconds(kTimeSec * 1000); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.SendStreamLifetimeInSeconds")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.SendStreamLifetimeInSeconds", |
| kTimeSec)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, CodecTypeHistogramIsUpdated) { |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Encoder.CodecType")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, PauseEventHistogramIsUpdated) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Min runtime has passed. |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.NumberOfPauseEvents")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.NumberOfPauseEvents", 0)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| PauseEventHistogramIsNotUpdatedIfMinRuntimeHasNotPassed) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Min runtime has not passed. |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000 - 1); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.NumberOfPauseEvents")); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.PausedTimeInPercent")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| PauseEventHistogramIsNotUpdatedIfNoMediaIsSent) { |
| // First RTP packet not sent. |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.NumberOfPauseEvents")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, NoPauseEvent) { |
| // First RTP packet sent and min runtime passed. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // No change. Video: 10000 ms, paused: 0 ms (0%). |
| statistics_proxy_->OnSetEncoderTargetRate(50000); |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| statistics_proxy_->OnSetEncoderTargetRate(0); // VideoSendStream::Stop |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.NumberOfPauseEvents")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.NumberOfPauseEvents", 0)); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.PausedTimeInPercent")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.PausedTimeInPercent", 0)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, OnePauseEvent) { |
| // First RTP packet sent and min runtime passed. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // One change. Video: 7000 ms, paused: 3000 ms (30%). |
| statistics_proxy_->OnSetEncoderTargetRate(50000); |
| fake_clock_.AdvanceTimeMilliseconds(7000); |
| statistics_proxy_->OnSetEncoderTargetRate(0); |
| fake_clock_.AdvanceTimeMilliseconds(3000); |
| statistics_proxy_->OnSetEncoderTargetRate(0); // VideoSendStream::Stop |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.NumberOfPauseEvents")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.NumberOfPauseEvents", 1)); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.PausedTimeInPercent")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.PausedTimeInPercent", 30)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, TwoPauseEvents) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| |
| // Two changes. Video: 19000 ms, paused: 1000 ms (5%). |
| statistics_proxy_->OnSetEncoderTargetRate(0); |
| fake_clock_.AdvanceTimeMilliseconds(1000); |
| statistics_proxy_->OnSetEncoderTargetRate(50000); // Starts on bitrate > 0. |
| fake_clock_.AdvanceTimeMilliseconds(7000); |
| statistics_proxy_->OnSetEncoderTargetRate(60000); |
| fake_clock_.AdvanceTimeMilliseconds(3000); |
| statistics_proxy_->OnSetEncoderTargetRate(0); |
| fake_clock_.AdvanceTimeMilliseconds(250); |
| statistics_proxy_->OnSetEncoderTargetRate(0); |
| fake_clock_.AdvanceTimeMilliseconds(750); |
| statistics_proxy_->OnSetEncoderTargetRate(60000); |
| fake_clock_.AdvanceTimeMilliseconds(5000); |
| statistics_proxy_->OnSetEncoderTargetRate(50000); |
| fake_clock_.AdvanceTimeMilliseconds(4000); |
| statistics_proxy_->OnSetEncoderTargetRate(0); // VideoSendStream::Stop |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.NumberOfPauseEvents")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.NumberOfPauseEvents", 2)); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.PausedTimeInPercent")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.PausedTimeInPercent", 5)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| PausedTimeHistogramIsNotUpdatedIfMinRuntimeHasNotPassed) { |
| // First RTP packet sent. |
| UpdateDataCounters(kFirstSsrc); |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000); |
| |
| // Min runtime has not passed. |
| statistics_proxy_->OnSetEncoderTargetRate(50000); |
| fake_clock_.AdvanceTimeMilliseconds(metrics::kMinRunTimeInSeconds * 1000 - 1); |
| statistics_proxy_->OnSetEncoderTargetRate(0); // VideoSendStream::Stop |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.PausedTimeInPercent")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, VerifyQpHistogramStats_Vp8) { |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| codec_info.codecType = kVideoCodecVP8; |
| |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
| codec_info.codecSpecific.VP8.simulcastIdx = 0; |
| encoded_image.qp_ = kQpIdx0; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| codec_info.codecSpecific.VP8.simulcastIdx = 1; |
| encoded_image.qp_ = kQpIdx1; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| } |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Encoded.Qp.Vp8.S0")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.Encoded.Qp.Vp8.S0", kQpIdx0)); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Encoded.Qp.Vp8.S1")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.Encoded.Qp.Vp8.S1", kQpIdx1)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, VerifyQpHistogramStats_Vp8OneSsrc) { |
| VideoSendStream::Config config(nullptr); |
| config.rtp.ssrcs.push_back(kFirstSsrc); |
| statistics_proxy_.reset(new SendStatisticsProxy( |
| &fake_clock_, config, VideoEncoderConfig::ContentType::kRealtimeVideo)); |
| |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| codec_info.codecType = kVideoCodecVP8; |
| |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
| codec_info.codecSpecific.VP8.simulcastIdx = 0; |
| encoded_image.qp_ = kQpIdx0; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| } |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Encoded.Qp.Vp8")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.Encoded.Qp.Vp8", kQpIdx0)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, VerifyQpHistogramStats_Vp9) { |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| codec_info.codecType = kVideoCodecVP9; |
| codec_info.codecSpecific.VP9.num_spatial_layers = 2; |
| |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
| encoded_image.qp_ = kQpIdx0; |
| codec_info.codecSpecific.VP9.spatial_idx = 0; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| encoded_image.qp_ = kQpIdx1; |
| codec_info.codecSpecific.VP9.spatial_idx = 1; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| } |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Encoded.Qp.Vp9.S0")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.Encoded.Qp.Vp9.S0", kQpIdx0)); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Encoded.Qp.Vp9.S1")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.Encoded.Qp.Vp9.S1", kQpIdx1)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, VerifyQpHistogramStats_Vp9OneSpatialLayer) { |
| VideoSendStream::Config config(nullptr); |
| config.rtp.ssrcs.push_back(kFirstSsrc); |
| statistics_proxy_.reset(new SendStatisticsProxy( |
| &fake_clock_, config, VideoEncoderConfig::ContentType::kRealtimeVideo)); |
| |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| codec_info.codecType = kVideoCodecVP9; |
| codec_info.codecSpecific.VP9.num_spatial_layers = 1; |
| |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
| encoded_image.qp_ = kQpIdx0; |
| codec_info.codecSpecific.VP9.spatial_idx = 0; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| } |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Encoded.Qp.Vp9")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.Encoded.Qp.Vp9", kQpIdx0)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, VerifyQpHistogramStats_H264) { |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| codec_info.codecType = kVideoCodecH264; |
| |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
| encoded_image.qp_ = kQpIdx0; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| } |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.Encoded.Qp.H264")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.Encoded.Qp.H264", kQpIdx0)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| BandwidthLimitedHistogramsNotUpdatedForOneStream) { |
| // Configure one stream. |
| VideoEncoderConfig config; |
| config.content_type = VideoEncoderConfig::ContentType::kRealtimeVideo; |
| VideoStream stream1; |
| stream1.width = kWidth; |
| stream1.height = kHeight; |
| statistics_proxy_->OnEncoderReconfigured(config, {stream1}, kPreferredBps); |
| |
| const int64_t kMaxEncodedFrameWindowMs = 800; |
| const int kFps = 20; |
| const int kNumFramesPerWindow = kFps * kMaxEncodedFrameWindowMs / 1000; |
| const int kMinSamples = // Sample added when removed from EncodedFrameMap. |
| SendStatisticsProxy::kMinRequiredMetricsSamples + kNumFramesPerWindow; |
| |
| // Stream encoded. |
| EncodedImage encoded_image; |
| encoded_image._encodedWidth = kWidth; |
| encoded_image._encodedHeight = kHeight; |
| for (int i = 0; i < kMinSamples; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| encoded_image._timeStamp += (kRtpClockRateHz / kFps); |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| } |
| |
| // Histograms are updated when the statistics_proxy_ is deleted. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples( |
| "WebRTC.Video.BandwidthLimitedResolutionInPercent")); |
| EXPECT_EQ(0, metrics::NumSamples( |
| "WebRTC.Video.BandwidthLimitedResolutionsDisabled")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| BandwidthLimitedHistogramsUpdatedForTwoStreams_NoResolutionDisabled) { |
| // Configure two streams. |
| VideoEncoderConfig config; |
| config.content_type = VideoEncoderConfig::ContentType::kRealtimeVideo; |
| VideoStream stream1; |
| stream1.width = kWidth / 2; |
| stream1.height = kHeight / 2; |
| VideoStream stream2; |
| stream2.width = kWidth; |
| stream2.height = kHeight; |
| statistics_proxy_->OnEncoderReconfigured(config, {stream1, stream2}, |
| kPreferredBps); |
| |
| const int64_t kMaxEncodedFrameWindowMs = 800; |
| const int kFps = 20; |
| const int kNumFramesPerWindow = kFps * kMaxEncodedFrameWindowMs / 1000; |
| const int kMinSamples = // Sample added when removed from EncodedFrameMap. |
| SendStatisticsProxy::kMinRequiredMetricsSamples + kNumFramesPerWindow; |
| |
| // Two streams encoded. |
| EncodedImage encoded_image; |
| for (int i = 0; i < kMinSamples; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| encoded_image._timeStamp += (kRtpClockRateHz / kFps); |
| encoded_image._encodedWidth = kWidth; |
| encoded_image._encodedHeight = kHeight; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| encoded_image._encodedWidth = kWidth / 2; |
| encoded_image._encodedHeight = kHeight / 2; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| } |
| |
| // Histograms are updated when the statistics_proxy_ is deleted. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.BandwidthLimitedResolutionInPercent")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.BandwidthLimitedResolutionInPercent", 0)); |
| // No resolution disabled. |
| EXPECT_EQ(0, metrics::NumSamples( |
| "WebRTC.Video.BandwidthLimitedResolutionsDisabled")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| BandwidthLimitedHistogramsUpdatedForTwoStreams_OneResolutionDisabled) { |
| // Configure two streams. |
| VideoEncoderConfig config; |
| config.content_type = VideoEncoderConfig::ContentType::kRealtimeVideo; |
| VideoStream stream1; |
| stream1.width = kWidth / 2; |
| stream1.height = kHeight / 2; |
| VideoStream stream2; |
| stream2.width = kWidth; |
| stream2.height = kHeight; |
| statistics_proxy_->OnEncoderReconfigured(config, {stream1, stream2}, |
| kPreferredBps); |
| |
| const int64_t kMaxEncodedFrameWindowMs = 800; |
| const int kFps = 20; |
| const int kNumFramesPerWindow = kFps * kMaxEncodedFrameWindowMs / 1000; |
| const int kMinSamples = // Sample added when removed from EncodedFrameMap. |
| SendStatisticsProxy::kMinRequiredMetricsSamples + kNumFramesPerWindow; |
| |
| // One stream encoded. |
| EncodedImage encoded_image; |
| encoded_image._encodedWidth = kWidth / 2; |
| encoded_image._encodedHeight = kHeight / 2; |
| for (int i = 0; i < kMinSamples; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| encoded_image._timeStamp += (kRtpClockRateHz / kFps); |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| } |
| |
| // Histograms are updated when the statistics_proxy_ is deleted. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.BandwidthLimitedResolutionInPercent")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.BandwidthLimitedResolutionInPercent", 100)); |
| // One resolution disabled. |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.BandwidthLimitedResolutionsDisabled")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.BandwidthLimitedResolutionsDisabled", 1)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| QualityLimitedHistogramsNotUpdatedWhenDisabled) { |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| quality_counts.resolution = -1; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EncodedImage encoded_image; |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &kDefaultCodecInfo); |
| |
| // Histograms are updated when the statistics_proxy_ is deleted. |
| statistics_proxy_.reset(); |
| EXPECT_EQ( |
| 0, metrics::NumSamples("WebRTC.Video.QualityLimitedResolutionInPercent")); |
| EXPECT_EQ(0, metrics::NumSamples( |
| "WebRTC.Video.QualityLimitedResolutionDownscales")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| QualityLimitedHistogramsUpdatedWhenEnabled_NoResolutionDownscale) { |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| quality_counts.resolution = 0; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EncodedImage encoded_image; |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &kDefaultCodecInfo); |
| |
| // Histograms are updated when the statistics_proxy_ is deleted. |
| statistics_proxy_.reset(); |
| EXPECT_EQ( |
| 1, metrics::NumSamples("WebRTC.Video.QualityLimitedResolutionInPercent")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.QualityLimitedResolutionInPercent", 0)); |
| // No resolution downscale. |
| EXPECT_EQ(0, metrics::NumSamples( |
| "WebRTC.Video.QualityLimitedResolutionDownscales")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, |
| QualityLimitedHistogramsUpdatedWhenEnabled_TwoResolutionDownscales) { |
| const int kDownscales = 2; |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| quality_counts.resolution = kDownscales; |
| statistics_proxy_->SetAdaptationStats(cpu_counts, quality_counts); |
| EncodedImage encoded_image; |
| for (int i = 0; i < SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &kDefaultCodecInfo); |
| // Histograms are updated when the statistics_proxy_ is deleted. |
| statistics_proxy_.reset(); |
| EXPECT_EQ( |
| 1, metrics::NumSamples("WebRTC.Video.QualityLimitedResolutionInPercent")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.QualityLimitedResolutionInPercent", 100)); |
| // Resolution downscales. |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.QualityLimitedResolutionDownscales")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.QualityLimitedResolutionDownscales", |
| kDownscales)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, GetStatsReportsBandwidthLimitedResolution) { |
| // Initially false. |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| |
| // Configure two streams. |
| VideoEncoderConfig config; |
| config.content_type = VideoEncoderConfig::ContentType::kRealtimeVideo; |
| VideoStream stream1; |
| stream1.width = kWidth / 2; |
| stream1.height = kHeight / 2; |
| VideoStream stream2; |
| stream2.width = kWidth; |
| stream2.height = kHeight; |
| statistics_proxy_->OnEncoderReconfigured(config, {stream1, stream2}, |
| kPreferredBps); |
| |
| const int64_t kMaxEncodedFrameWindowMs = 800; |
| const int kFps = 20; |
| const int kMinSamples = // Sample added when removed from EncodedFrameMap. |
| kFps * kMaxEncodedFrameWindowMs / 1000; |
| |
| // One stream encoded. |
| EncodedImage encoded_image; |
| encoded_image._encodedWidth = kWidth / 2; |
| encoded_image._encodedHeight = kHeight / 2; |
| for (int i = 0; i < kMinSamples; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| encoded_image._timeStamp += (kRtpClockRateHz / kFps); |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| } |
| |
| // First frame removed from EncodedFrameMap, stats updated. |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| ++encoded_image._timeStamp; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| EXPECT_TRUE(statistics_proxy_->GetStats().bw_limited_resolution); |
| |
| // Two streams encoded. |
| for (int i = 0; i < kMinSamples; ++i) { |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| encoded_image._timeStamp += (kRtpClockRateHz / kFps); |
| encoded_image._encodedWidth = kWidth; |
| encoded_image._encodedHeight = kHeight; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| EXPECT_TRUE(statistics_proxy_->GetStats().bw_limited_resolution); |
| encoded_image._encodedWidth = kWidth / 2; |
| encoded_image._encodedHeight = kHeight / 2; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| EXPECT_TRUE(statistics_proxy_->GetStats().bw_limited_resolution); |
| } |
| |
| // First frame with two streams removed, expect no resolution limit. |
| fake_clock_.AdvanceTimeMilliseconds(1000 / kFps); |
| encoded_image._timeStamp += (kRtpClockRateHz / kFps); |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| EXPECT_FALSE(statistics_proxy_->GetStats().bw_limited_resolution); |
| |
| // Resolution scaled due to quality. |
| VideoStreamEncoder::AdaptCounts cpu_counts; |
| VideoStreamEncoder::AdaptCounts quality_counts; |
| quality_counts.resolution = 1; |
| statistics_proxy_->OnQualityAdaptationChanged(cpu_counts, quality_counts); |
| statistics_proxy_->OnSendEncodedImage(encoded_image, nullptr); |
| EXPECT_TRUE(statistics_proxy_->GetStats().bw_limited_resolution); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, GetStatsReportsTargetMediaBitrate) { |
| // Initially zero. |
| EXPECT_EQ(0, statistics_proxy_->GetStats().target_media_bitrate_bps); |
| |
| const int kBitrate = 100000; |
| statistics_proxy_->OnSetEncoderTargetRate(kBitrate); |
| EXPECT_EQ(kBitrate, statistics_proxy_->GetStats().target_media_bitrate_bps); |
| |
| statistics_proxy_->OnSetEncoderTargetRate(0); |
| EXPECT_EQ(0, statistics_proxy_->GetStats().target_media_bitrate_bps); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, NoSubstreams) { |
| uint32_t excluded_ssrc = |
| std::max( |
| *std::max_element(config_.rtp.ssrcs.begin(), config_.rtp.ssrcs.end()), |
| *std::max_element(config_.rtp.rtx.ssrcs.begin(), |
| config_.rtp.rtx.ssrcs.end())) + |
| 1; |
| // From RtcpStatisticsCallback. |
| RtcpStatistics rtcp_stats; |
| RtcpStatisticsCallback* rtcp_callback = statistics_proxy_.get(); |
| rtcp_callback->StatisticsUpdated(rtcp_stats, excluded_ssrc); |
| |
| // From BitrateStatisticsObserver. |
| uint32_t total = 0; |
| uint32_t retransmit = 0; |
| BitrateStatisticsObserver* bitrate_observer = statistics_proxy_.get(); |
| bitrate_observer->Notify(total, retransmit, excluded_ssrc); |
| |
| // From FrameCountObserver. |
| FrameCountObserver* fps_observer = statistics_proxy_.get(); |
| FrameCounts frame_counts; |
| frame_counts.key_frames = 1; |
| fps_observer->FrameCountUpdated(frame_counts, excluded_ssrc); |
| |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| EXPECT_TRUE(stats.substreams.empty()); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, EncodedResolutionTimesOut) { |
| static const int kEncodedWidth = 123; |
| static const int kEncodedHeight = 81; |
| EncodedImage encoded_image; |
| encoded_image._encodedWidth = kEncodedWidth; |
| encoded_image._encodedHeight = kEncodedHeight; |
| |
| CodecSpecificInfo codec_info; |
| codec_info.codecType = kVideoCodecVP8; |
| codec_info.codecSpecific.VP8.simulcastIdx = 0; |
| |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| codec_info.codecSpecific.VP8.simulcastIdx = 1; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| EXPECT_EQ(kEncodedWidth, stats.substreams[config_.rtp.ssrcs[0]].width); |
| EXPECT_EQ(kEncodedHeight, stats.substreams[config_.rtp.ssrcs[0]].height); |
| EXPECT_EQ(kEncodedWidth, stats.substreams[config_.rtp.ssrcs[1]].width); |
| EXPECT_EQ(kEncodedHeight, stats.substreams[config_.rtp.ssrcs[1]].height); |
| |
| // Forward almost to timeout, this should not have removed stats. |
| fake_clock_.AdvanceTimeMilliseconds(SendStatisticsProxy::kStatsTimeoutMs - 1); |
| stats = statistics_proxy_->GetStats(); |
| EXPECT_EQ(kEncodedWidth, stats.substreams[config_.rtp.ssrcs[0]].width); |
| EXPECT_EQ(kEncodedHeight, stats.substreams[config_.rtp.ssrcs[0]].height); |
| |
| // Update the first SSRC with bogus RTCP stats to make sure that encoded |
| // resolution still times out (no global timeout for all stats). |
| RtcpStatistics rtcp_statistics; |
| RtcpStatisticsCallback* rtcp_stats = statistics_proxy_.get(); |
| rtcp_stats->StatisticsUpdated(rtcp_statistics, config_.rtp.ssrcs[0]); |
| |
| // Report stats for second SSRC to make sure it's not outdated along with the |
| // first SSRC. |
| codec_info.codecSpecific.VP8.simulcastIdx = 1; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| |
| // Forward 1 ms, reach timeout, substream 0 should have no resolution |
| // reported, but substream 1 should. |
| fake_clock_.AdvanceTimeMilliseconds(1); |
| stats = statistics_proxy_->GetStats(); |
| EXPECT_EQ(0, stats.substreams[config_.rtp.ssrcs[0]].width); |
| EXPECT_EQ(0, stats.substreams[config_.rtp.ssrcs[0]].height); |
| EXPECT_EQ(kEncodedWidth, stats.substreams[config_.rtp.ssrcs[1]].width); |
| EXPECT_EQ(kEncodedHeight, stats.substreams[config_.rtp.ssrcs[1]].height); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, ClearsResolutionFromInactiveSsrcs) { |
| static const int kEncodedWidth = 123; |
| static const int kEncodedHeight = 81; |
| EncodedImage encoded_image; |
| encoded_image._encodedWidth = kEncodedWidth; |
| encoded_image._encodedHeight = kEncodedHeight; |
| |
| CodecSpecificInfo codec_info; |
| codec_info.codecType = kVideoCodecVP8; |
| codec_info.codecSpecific.VP8.simulcastIdx = 0; |
| |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| codec_info.codecSpecific.VP8.simulcastIdx = 1; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| |
| statistics_proxy_->OnInactiveSsrc(config_.rtp.ssrcs[1]); |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| EXPECT_EQ(kEncodedWidth, stats.substreams[config_.rtp.ssrcs[0]].width); |
| EXPECT_EQ(kEncodedHeight, stats.substreams[config_.rtp.ssrcs[0]].height); |
| EXPECT_EQ(0, stats.substreams[config_.rtp.ssrcs[1]].width); |
| EXPECT_EQ(0, stats.substreams[config_.rtp.ssrcs[1]].height); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, ClearsBitratesFromInactiveSsrcs) { |
| uint32_t bitrate = 42; |
| BitrateStatisticsObserver* observer = statistics_proxy_.get(); |
| observer->Notify(bitrate, bitrate, config_.rtp.ssrcs[0]); |
| observer->Notify(bitrate, bitrate, config_.rtp.ssrcs[1]); |
| |
| statistics_proxy_->OnInactiveSsrc(config_.rtp.ssrcs[1]); |
| |
| VideoSendStream::Stats stats = statistics_proxy_->GetStats(); |
| EXPECT_EQ(static_cast<int>(bitrate), |
| stats.substreams[config_.rtp.ssrcs[0]].total_bitrate_bps); |
| EXPECT_EQ(static_cast<int>(bitrate), |
| stats.substreams[config_.rtp.ssrcs[0]].retransmit_bitrate_bps); |
| EXPECT_EQ(0, stats.substreams[config_.rtp.ssrcs[1]].total_bitrate_bps); |
| EXPECT_EQ(0, stats.substreams[config_.rtp.ssrcs[1]].retransmit_bitrate_bps); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, ResetsRtcpCountersOnContentChange) { |
| RtcpPacketTypeCounterObserver* proxy = |
| static_cast<RtcpPacketTypeCounterObserver*>(statistics_proxy_.get()); |
| RtcpPacketTypeCounter counters; |
| counters.first_packet_time_ms = fake_clock_.TimeInMilliseconds(); |
| proxy->RtcpPacketTypesCounterUpdated(kFirstSsrc, counters); |
| proxy->RtcpPacketTypesCounterUpdated(kSecondSsrc, counters); |
| |
| fake_clock_.AdvanceTimeMilliseconds(1000 * metrics::kMinRunTimeInSeconds); |
| |
| counters.nack_packets += 1 * metrics::kMinRunTimeInSeconds; |
| counters.fir_packets += 2 * metrics::kMinRunTimeInSeconds; |
| counters.pli_packets += 3 * metrics::kMinRunTimeInSeconds; |
| counters.unique_nack_requests += 4 * metrics::kMinRunTimeInSeconds; |
| counters.nack_requests += 5 * metrics::kMinRunTimeInSeconds; |
| |
| proxy->RtcpPacketTypesCounterUpdated(kFirstSsrc, counters); |
| proxy->RtcpPacketTypesCounterUpdated(kSecondSsrc, counters); |
| |
| // Changing content type causes histograms to be reported. |
| VideoEncoderConfig config; |
| config.content_type = VideoEncoderConfig::ContentType::kScreen; |
| statistics_proxy_->OnEncoderReconfigured(config, {}, kPreferredBps); |
| |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.NackPacketsReceivedPerMinute")); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.FirPacketsReceivedPerMinute")); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.PliPacketsReceivedPerMinute")); |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.UniqueNackRequestsReceivedInPercent")); |
| |
| const int kRate = 60 * 2; // Packets per minute with two streams. |
| |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.NackPacketsReceivedPerMinute", |
| 1 * kRate)); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.FirPacketsReceivedPerMinute", |
| 2 * kRate)); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.PliPacketsReceivedPerMinute", |
| 3 * kRate)); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.UniqueNackRequestsReceivedInPercent", |
| 4 * 100 / 5)); |
| |
| // New start time but same counter values. |
| proxy->RtcpPacketTypesCounterUpdated(kFirstSsrc, counters); |
| proxy->RtcpPacketTypesCounterUpdated(kSecondSsrc, counters); |
| |
| fake_clock_.AdvanceTimeMilliseconds(1000 * metrics::kMinRunTimeInSeconds); |
| |
| counters.nack_packets += 1 * metrics::kMinRunTimeInSeconds; |
| counters.fir_packets += 2 * metrics::kMinRunTimeInSeconds; |
| counters.pli_packets += 3 * metrics::kMinRunTimeInSeconds; |
| counters.unique_nack_requests += 4 * metrics::kMinRunTimeInSeconds; |
| counters.nack_requests += 5 * metrics::kMinRunTimeInSeconds; |
| |
| proxy->RtcpPacketTypesCounterUpdated(kFirstSsrc, counters); |
| proxy->RtcpPacketTypesCounterUpdated(kSecondSsrc, counters); |
| |
| SetUp(); // Reset stats proxy also causes histograms to be reported. |
| |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.NackPacketsReceivedPerMinute")); |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.FirPacketsReceivedPerMinute")); |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.PliPacketsReceivedPerMinute")); |
| EXPECT_EQ( |
| 1, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.UniqueNackRequestsReceivedInPercent")); |
| |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.Screenshare.NackPacketsReceivedPerMinute", |
| 1 * kRate)); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.Screenshare.FirPacketsReceivedPerMinute", |
| 2 * kRate)); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.Screenshare.PliPacketsReceivedPerMinute", |
| 3 * kRate)); |
| EXPECT_EQ(1, |
| metrics::NumEvents( |
| "WebRTC.Video.Screenshare.UniqueNackRequestsReceivedInPercent", |
| 4 * 100 / 5)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, GetStatsReportsIsFlexFec) { |
| statistics_proxy_.reset( |
| new SendStatisticsProxy(&fake_clock_, GetTestConfigWithFlexFec(), |
| VideoEncoderConfig::ContentType::kRealtimeVideo)); |
| |
| StreamDataCountersCallback* proxy = |
| static_cast<StreamDataCountersCallback*>(statistics_proxy_.get()); |
| StreamDataCounters counters; |
| proxy->DataCountersUpdated(counters, kFirstSsrc); |
| proxy->DataCountersUpdated(counters, kFlexFecSsrc); |
| |
| EXPECT_FALSE(GetStreamStats(kFirstSsrc).is_flexfec); |
| EXPECT_TRUE(GetStreamStats(kFlexFecSsrc).is_flexfec); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, SendBitratesAreReportedWithFlexFecEnabled) { |
| statistics_proxy_.reset( |
| new SendStatisticsProxy(&fake_clock_, GetTestConfigWithFlexFec(), |
| VideoEncoderConfig::ContentType::kRealtimeVideo)); |
| |
| StreamDataCountersCallback* proxy = |
| static_cast<StreamDataCountersCallback*>(statistics_proxy_.get()); |
| StreamDataCounters counters; |
| StreamDataCounters rtx_counters; |
| |
| const int kMinRequiredPeriodSamples = 8; |
| const int kPeriodIntervalMs = 2000; |
| for (int i = 0; i < kMinRequiredPeriodSamples; ++i) { |
| counters.transmitted.packets += 20; |
| counters.transmitted.header_bytes += 500; |
| counters.transmitted.padding_bytes += 1000; |
| counters.transmitted.payload_bytes += 2000; |
| counters.retransmitted.packets += 2; |
| counters.retransmitted.header_bytes += 25; |
| counters.retransmitted.padding_bytes += 100; |
| counters.retransmitted.payload_bytes += 250; |
| counters.fec = counters.retransmitted; |
| rtx_counters.transmitted = counters.transmitted; |
| // Advance one interval and update counters. |
| fake_clock_.AdvanceTimeMilliseconds(kPeriodIntervalMs); |
| proxy->DataCountersUpdated(counters, kFirstSsrc); |
| proxy->DataCountersUpdated(counters, kSecondSsrc); |
| proxy->DataCountersUpdated(rtx_counters, kFirstRtxSsrc); |
| proxy->DataCountersUpdated(rtx_counters, kSecondRtxSsrc); |
| proxy->DataCountersUpdated(counters, kFlexFecSsrc); |
| } |
| |
| statistics_proxy_.reset(); |
| // Interval: 3500 bytes * 4 / 2 sec = 7000 bytes / sec = 56 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.BitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.BitrateSentInKbps", 56)); |
| // Interval: 3500 bytes * 2 / 2 sec = 3500 bytes / sec = 28 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.RtxBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.RtxBitrateSentInKbps", 28)); |
| // Interval: (2000 - 2 * 250) bytes / 2 sec = 1500 bytes / sec = 12 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.MediaBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.MediaBitrateSentInKbps", 12)); |
| // Interval: 1000 bytes * 4 / 2 sec = 2000 bytes / sec = 16 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.PaddingBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.PaddingBitrateSentInKbps", 16)); |
| // Interval: 375 bytes * 2 / 2 sec = 375 bytes / sec = 3 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.FecBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.FecBitrateSentInKbps", 3)); |
| // Interval: 375 bytes * 2 / 2 sec = 375 bytes / sec = 3 kbps |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.RetransmittedBitrateSentInKbps")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.RetransmittedBitrateSentInKbps", 3)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, ResetsRtpCountersOnContentChange) { |
| StreamDataCountersCallback* proxy = |
| static_cast<StreamDataCountersCallback*>(statistics_proxy_.get()); |
| StreamDataCounters counters; |
| StreamDataCounters rtx_counters; |
| counters.first_packet_time_ms = fake_clock_.TimeInMilliseconds(); |
| |
| const int kMinRequiredPeriodSamples = 8; |
| const int kPeriodIntervalMs = 2000; |
| for (int i = 0; i < kMinRequiredPeriodSamples; ++i) { |
| counters.transmitted.packets += 20; |
| counters.transmitted.header_bytes += 500; |
| counters.transmitted.padding_bytes += 1000; |
| counters.transmitted.payload_bytes += 2000; |
| counters.retransmitted.packets += 2; |
| counters.retransmitted.header_bytes += 25; |
| counters.retransmitted.padding_bytes += 100; |
| counters.retransmitted.payload_bytes += 250; |
| counters.fec = counters.retransmitted; |
| rtx_counters.transmitted = counters.transmitted; |
| // Advance one interval and update counters. |
| fake_clock_.AdvanceTimeMilliseconds(kPeriodIntervalMs); |
| proxy->DataCountersUpdated(counters, kFirstSsrc); |
| proxy->DataCountersUpdated(counters, kSecondSsrc); |
| proxy->DataCountersUpdated(rtx_counters, kFirstRtxSsrc); |
| proxy->DataCountersUpdated(rtx_counters, kSecondRtxSsrc); |
| } |
| |
| // Changing content type causes histograms to be reported. |
| VideoEncoderConfig config; |
| config.content_type = VideoEncoderConfig::ContentType::kScreen; |
| statistics_proxy_->OnEncoderReconfigured(config, {}, kPreferredBps); |
| |
| // Interval: 3500 bytes * 4 / 2 sec = 7000 bytes / sec = 56 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.BitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.BitrateSentInKbps", 56)); |
| // Interval: 3500 bytes * 2 / 2 sec = 3500 bytes / sec = 28 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.RtxBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.RtxBitrateSentInKbps", 28)); |
| // Interval: (2000 - 2 * 250) bytes / 2 sec = 1500 bytes / sec = 12 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.MediaBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.MediaBitrateSentInKbps", 12)); |
| // Interval: 1000 bytes * 4 / 2 sec = 2000 bytes / sec = 16 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.PaddingBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.PaddingBitrateSentInKbps", 16)); |
| // Interval: 375 bytes * 2 / 2 sec = 375 bytes / sec = 3 kbps |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.FecBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.FecBitrateSentInKbps", 3)); |
| // Interval: 375 bytes * 2 / 2 sec = 375 bytes / sec = 3 kbps |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.RetransmittedBitrateSentInKbps")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.RetransmittedBitrateSentInKbps", 3)); |
| |
| // New metric counters but same data counters. |
| // Double counter values, this should result in the same counts as before but |
| // with new histogram names. |
| for (int i = 0; i < kMinRequiredPeriodSamples; ++i) { |
| counters.transmitted.packets += 20; |
| counters.transmitted.header_bytes += 500; |
| counters.transmitted.padding_bytes += 1000; |
| counters.transmitted.payload_bytes += 2000; |
| counters.retransmitted.packets += 2; |
| counters.retransmitted.header_bytes += 25; |
| counters.retransmitted.padding_bytes += 100; |
| counters.retransmitted.payload_bytes += 250; |
| counters.fec = counters.retransmitted; |
| rtx_counters.transmitted = counters.transmitted; |
| // Advance one interval and update counters. |
| fake_clock_.AdvanceTimeMilliseconds(kPeriodIntervalMs); |
| proxy->DataCountersUpdated(counters, kFirstSsrc); |
| proxy->DataCountersUpdated(counters, kSecondSsrc); |
| proxy->DataCountersUpdated(rtx_counters, kFirstRtxSsrc); |
| proxy->DataCountersUpdated(rtx_counters, kSecondRtxSsrc); |
| } |
| |
| // Reset stats proxy also causes histograms to be reported. |
| statistics_proxy_.reset(); |
| |
| // Interval: 3500 bytes * 4 / 2 sec = 7000 bytes / sec = 56 kbps |
| EXPECT_EQ(1, |
| metrics::NumSamples("WebRTC.Video.Screenshare.BitrateSentInKbps")); |
| EXPECT_EQ( |
| 1, metrics::NumEvents("WebRTC.Video.Screenshare.BitrateSentInKbps", 56)); |
| // Interval: 3500 bytes * 2 / 2 sec = 3500 bytes / sec = 28 kbps |
| EXPECT_EQ( |
| 1, metrics::NumSamples("WebRTC.Video.Screenshare.RtxBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.Screenshare.RtxBitrateSentInKbps", 28)); |
| // Interval: (2000 - 2 * 250) bytes / 2 sec = 1500 bytes / sec = 12 kbps |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.MediaBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.Screenshare.MediaBitrateSentInKbps", 12)); |
| // Interval: 1000 bytes * 4 / 2 sec = 2000 bytes / sec = 16 kbps |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.PaddingBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.Screenshare.PaddingBitrateSentInKbps", 16)); |
| // Interval: 375 bytes * 2 / 2 sec = 375 bytes / sec = 3 kbps |
| EXPECT_EQ( |
| 1, metrics::NumSamples("WebRTC.Video.Screenshare.FecBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents( |
| "WebRTC.Video.Screenshare.FecBitrateSentInKbps", 3)); |
| // Interval: 375 bytes * 2 / 2 sec = 375 bytes / sec = 3 kbps |
| EXPECT_EQ(1, metrics::NumSamples( |
| "WebRTC.Video.Screenshare.RetransmittedBitrateSentInKbps")); |
| EXPECT_EQ(1, |
| metrics::NumEvents( |
| "WebRTC.Video.Screenshare.RetransmittedBitrateSentInKbps", 3)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, RtxBitrateIsZeroWhenEnabledAndNoRtxDataIsSent) { |
| StreamDataCountersCallback* proxy = |
| static_cast<StreamDataCountersCallback*>(statistics_proxy_.get()); |
| StreamDataCounters counters; |
| StreamDataCounters rtx_counters; |
| |
| const int kMinRequiredPeriodSamples = 8; |
| const int kPeriodIntervalMs = 2000; |
| for (int i = 0; i < kMinRequiredPeriodSamples; ++i) { |
| counters.transmitted.packets += 20; |
| counters.transmitted.header_bytes += 500; |
| counters.transmitted.payload_bytes += 2000; |
| counters.fec = counters.retransmitted; |
| // Advance one interval and update counters. |
| fake_clock_.AdvanceTimeMilliseconds(kPeriodIntervalMs); |
| proxy->DataCountersUpdated(counters, kFirstSsrc); |
| } |
| |
| // RTX enabled. No data sent over RTX. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.RtxBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.RtxBitrateSentInKbps", 0)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, RtxBitrateNotReportedWhenNotEnabled) { |
| VideoSendStream::Config config(nullptr); |
| config.rtp.ssrcs.push_back(kFirstSsrc); // RTX not configured. |
| statistics_proxy_.reset(new SendStatisticsProxy( |
| &fake_clock_, config, VideoEncoderConfig::ContentType::kRealtimeVideo)); |
| |
| StreamDataCountersCallback* proxy = |
| static_cast<StreamDataCountersCallback*>(statistics_proxy_.get()); |
| StreamDataCounters counters; |
| |
| const int kMinRequiredPeriodSamples = 8; |
| const int kPeriodIntervalMs = 2000; |
| for (int i = 0; i < kMinRequiredPeriodSamples; ++i) { |
| counters.transmitted.packets += 20; |
| counters.transmitted.header_bytes += 500; |
| counters.transmitted.payload_bytes += 2000; |
| counters.fec = counters.retransmitted; |
| // Advance one interval and update counters. |
| fake_clock_.AdvanceTimeMilliseconds(kPeriodIntervalMs); |
| proxy->DataCountersUpdated(counters, kFirstSsrc); |
| } |
| |
| // RTX not enabled. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.RtxBitrateSentInKbps")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, FecBitrateIsZeroWhenEnabledAndNoFecDataIsSent) { |
| StreamDataCountersCallback* proxy = |
| static_cast<StreamDataCountersCallback*>(statistics_proxy_.get()); |
| StreamDataCounters counters; |
| StreamDataCounters rtx_counters; |
| |
| const int kMinRequiredPeriodSamples = 8; |
| const int kPeriodIntervalMs = 2000; |
| for (int i = 0; i < kMinRequiredPeriodSamples; ++i) { |
| counters.transmitted.packets += 20; |
| counters.transmitted.header_bytes += 500; |
| counters.transmitted.payload_bytes += 2000; |
| // Advance one interval and update counters. |
| fake_clock_.AdvanceTimeMilliseconds(kPeriodIntervalMs); |
| proxy->DataCountersUpdated(counters, kFirstSsrc); |
| } |
| |
| // FEC enabled. No FEC data sent. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples("WebRTC.Video.FecBitrateSentInKbps")); |
| EXPECT_EQ(1, metrics::NumEvents("WebRTC.Video.FecBitrateSentInKbps", 0)); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, FecBitrateNotReportedWhenNotEnabled) { |
| VideoSendStream::Config config(nullptr); |
| config.rtp.ssrcs.push_back(kFirstSsrc); // FEC not configured. |
| statistics_proxy_.reset(new SendStatisticsProxy( |
| &fake_clock_, config, VideoEncoderConfig::ContentType::kRealtimeVideo)); |
| |
| StreamDataCountersCallback* proxy = |
| static_cast<StreamDataCountersCallback*>(statistics_proxy_.get()); |
| StreamDataCounters counters; |
| |
| const int kMinRequiredPeriodSamples = 8; |
| const int kPeriodIntervalMs = 2000; |
| for (int i = 0; i < kMinRequiredPeriodSamples; ++i) { |
| counters.transmitted.packets += 20; |
| counters.transmitted.header_bytes += 500; |
| counters.transmitted.payload_bytes += 2000; |
| counters.fec = counters.retransmitted; |
| // Advance one interval and update counters. |
| fake_clock_.AdvanceTimeMilliseconds(kPeriodIntervalMs); |
| proxy->DataCountersUpdated(counters, kFirstSsrc); |
| } |
| |
| // FEC not enabled. |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples("WebRTC.Video.FecBitrateSentInKbps")); |
| } |
| |
| TEST_F(SendStatisticsProxyTest, GetStatsReportsEncoderImplementationName) { |
| const char* kName = "encoderName"; |
| EncodedImage encoded_image; |
| CodecSpecificInfo codec_info; |
| codec_info.codec_name = kName; |
| statistics_proxy_->OnSendEncodedImage(encoded_image, &codec_info); |
| EXPECT_STREQ( |
| kName, statistics_proxy_->GetStats().encoder_implementation_name.c_str()); |
| } |
| |
| class ForcedFallbackTest : public SendStatisticsProxyTest { |
| public: |
| explicit ForcedFallbackTest(const std::string& field_trials) |
| : SendStatisticsProxyTest(field_trials) { |
| codec_info_.codecType = kVideoCodecVP8; |
| codec_info_.codecSpecific.VP8.simulcastIdx = 0; |
| codec_info_.codecSpecific.VP8.temporalIdx = 0; |
| codec_info_.codec_name = "fake_codec"; |
| encoded_image_._encodedWidth = kWidth; |
| encoded_image_._encodedHeight = kHeight; |
| } |
| |
| ~ForcedFallbackTest() override {} |
| |
| protected: |
| void InsertEncodedFrames(int num_frames, int interval_ms) { |
| // First frame is not updating stats, insert initial frame. |
| if (statistics_proxy_->GetStats().frames_encoded == 0) { |
| statistics_proxy_->OnSendEncodedImage(encoded_image_, &codec_info_); |
| } |
| for (int i = 0; i < num_frames; ++i) { |
| statistics_proxy_->OnSendEncodedImage(encoded_image_, &codec_info_); |
| fake_clock_.AdvanceTimeMilliseconds(interval_ms); |
| } |
| // Add frame to include last time interval. |
| statistics_proxy_->OnSendEncodedImage(encoded_image_, &codec_info_); |
| } |
| |
| EncodedImage encoded_image_; |
| CodecSpecificInfo codec_info_; |
| const std::string kPrefix = "WebRTC.Video.Encoder.ForcedSw"; |
| const int kFrameIntervalMs = 1000; |
| const int kMinFrames = 20; // Min run time 20 sec. |
| }; |
| |
| class ForcedFallbackDisabled : public ForcedFallbackTest { |
| public: |
| ForcedFallbackDisabled() |
| : ForcedFallbackTest("WebRTC-VP8-Forced-Fallback-Encoder-v2/Disabled-1," + |
| std::to_string(kWidth * kHeight) + ",3/") {} |
| }; |
| |
| class ForcedFallbackEnabled : public ForcedFallbackTest { |
| public: |
| ForcedFallbackEnabled() |
| : ForcedFallbackTest("WebRTC-VP8-Forced-Fallback-Encoder-v2/Enabled-1," + |
| std::to_string(kWidth * kHeight) + ",3/") {} |
| }; |
| |
| TEST_F(ForcedFallbackEnabled, StatsNotUpdatedIfMinRunTimeHasNotPassed) { |
| InsertEncodedFrames(kMinFrames, kFrameIntervalMs - 1); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, StatsUpdated) { |
| InsertEncodedFrames(kMinFrames, kFrameIntervalMs); |
| EXPECT_FALSE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(1, metrics::NumEvents(kPrefix + "FallbackTimeInPercent.Vp8", 0)); |
| EXPECT_EQ(1, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| EXPECT_EQ(1, metrics::NumEvents(kPrefix + "FallbackChangesPerMinute.Vp8", 0)); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, StatsNotUpdatedIfNotVp8) { |
| codec_info_.codecType = kVideoCodecVP9; |
| InsertEncodedFrames(kMinFrames, kFrameIntervalMs); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, StatsNotUpdatedForTemporalLayers) { |
| codec_info_.codecSpecific.VP8.temporalIdx = 1; |
| InsertEncodedFrames(kMinFrames, kFrameIntervalMs); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, StatsNotUpdatedForSimulcast) { |
| codec_info_.codecSpecific.VP8.simulcastIdx = 1; |
| InsertEncodedFrames(kMinFrames, kFrameIntervalMs); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| } |
| |
| TEST_F(ForcedFallbackDisabled, StatsNotUpdatedIfNoFieldTrial) { |
| InsertEncodedFrames(kMinFrames, kFrameIntervalMs); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| } |
| |
| TEST_F(ForcedFallbackDisabled, EnteredLowResolutionSetIfAtMaxPixels) { |
| InsertEncodedFrames(1, kFrameIntervalMs); |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, EnteredLowResolutionNotSetIfNotLibvpx) { |
| InsertEncodedFrames(1, kFrameIntervalMs); |
| EXPECT_FALSE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, EnteredLowResolutionSetIfLibvpx) { |
| codec_info_.codec_name = "libvpx"; |
| InsertEncodedFrames(1, kFrameIntervalMs); |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| } |
| |
| TEST_F(ForcedFallbackDisabled, EnteredLowResolutionNotSetIfAboveMaxPixels) { |
| encoded_image_._encodedWidth = kWidth + 1; |
| InsertEncodedFrames(1, kFrameIntervalMs); |
| EXPECT_FALSE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| } |
| |
| TEST_F(ForcedFallbackDisabled, EnteredLowResolutionNotSetIfLibvpx) { |
| codec_info_.codec_name = "libvpx"; |
| InsertEncodedFrames(1, kFrameIntervalMs); |
| EXPECT_FALSE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| } |
| |
| TEST_F(ForcedFallbackDisabled, |
| EnteredLowResolutionSetIfOnMinPixelLimitReached) { |
| encoded_image_._encodedWidth = kWidth + 1; |
| statistics_proxy_->OnMinPixelLimitReached(); |
| InsertEncodedFrames(1, kFrameIntervalMs); |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, OneFallbackEvent) { |
| // One change. Video: 20000 ms, fallback: 5000 ms (25%). |
| EXPECT_FALSE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| InsertEncodedFrames(15, 1000); |
| EXPECT_FALSE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| codec_info_.codec_name = "libvpx"; |
| InsertEncodedFrames(5, 1000); |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(1, metrics::NumEvents(kPrefix + "FallbackTimeInPercent.Vp8", 25)); |
| EXPECT_EQ(1, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| EXPECT_EQ(1, metrics::NumEvents(kPrefix + "FallbackChangesPerMinute.Vp8", 3)); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, ThreeFallbackEvents) { |
| codec_info_.codecSpecific.VP8.temporalIdx = kNoTemporalIdx; // Should work. |
| const int kMaxFrameDiffMs = 2000; |
| |
| // Three changes. Video: 60000 ms, fallback: 15000 ms (25%). |
| InsertEncodedFrames(10, 1000); |
| EXPECT_FALSE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| codec_info_.codec_name = "libvpx"; |
| InsertEncodedFrames(15, 500); |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| codec_info_.codec_name = "notlibvpx"; |
| InsertEncodedFrames(20, 1000); |
| InsertEncodedFrames(3, kMaxFrameDiffMs); // Should not be included. |
| InsertEncodedFrames(10, 1000); |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| codec_info_.codec_name = "notlibvpx2"; |
| InsertEncodedFrames(10, 500); |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| codec_info_.codec_name = "libvpx"; |
| InsertEncodedFrames(15, 500); |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(1, metrics::NumEvents(kPrefix + "FallbackTimeInPercent.Vp8", 25)); |
| EXPECT_EQ(1, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| EXPECT_EQ(1, metrics::NumEvents(kPrefix + "FallbackChangesPerMinute.Vp8", 3)); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, NoFallbackIfAboveMaxPixels) { |
| encoded_image_._encodedWidth = kWidth + 1; |
| codec_info_.codec_name = "libvpx"; |
| InsertEncodedFrames(kMinFrames, kFrameIntervalMs); |
| |
| EXPECT_FALSE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(0, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| } |
| |
| TEST_F(ForcedFallbackEnabled, FallbackIfAtMaxPixels) { |
| encoded_image_._encodedWidth = kWidth; |
| codec_info_.codec_name = "libvpx"; |
| InsertEncodedFrames(kMinFrames, kFrameIntervalMs); |
| |
| EXPECT_TRUE(statistics_proxy_->GetStats().has_entered_low_resolution); |
| statistics_proxy_.reset(); |
| EXPECT_EQ(1, metrics::NumSamples(kPrefix + "FallbackTimeInPercent.Vp8")); |
| EXPECT_EQ(1, metrics::NumSamples(kPrefix + "FallbackChangesPerMinute.Vp8")); |
| } |
| |
| } // namespace webrtc |