/* * Copyright 2019 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 "rtc_base/experiments/balanced_degradation_settings.h" #include #include "rtc_base/gunit.h" #include "test/gmock.h" #include "test/scoped_key_value_config.h" namespace webrtc { namespace { void VerifyIsDefault( const std::vector& config) { EXPECT_THAT(config, ::testing::ElementsAre( BalancedDegradationSettings::Config{ 320 * 240, 7, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}}, BalancedDegradationSettings::Config{ 480 * 360, 10, 0, 0, 1, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}}, BalancedDegradationSettings::Config{ 640 * 480, 15, 0, 0, 1, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}})); } } // namespace TEST(BalancedDegradationSettings, GetsDefaultConfigIfNoList) { webrtc::test::ScopedKeyValueConfig field_trials(""); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); EXPECT_TRUE(settings.CanAdaptUp(kVideoCodecVP8, 1, /*bitrate_bps*/ 1)); EXPECT_TRUE( settings.CanAdaptUpResolution(kVideoCodecVP8, 1, /*bitrate_bps*/ 1)); EXPECT_FALSE(settings.MinFpsDiff(1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecVP8, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecVP9, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecH264, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecAV1, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecGeneric, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecMultiplex, 1)); } TEST(BalancedDegradationSettings, GetsConfig) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:11|22|33,fps:5|15|25,other:4|5|6/"); BalancedDegradationSettings settings(field_trials); EXPECT_THAT(settings.GetConfigs(), ::testing::ElementsAre( BalancedDegradationSettings::Config{ 11, 5, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}}, BalancedDegradationSettings::Config{ 22, 15, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}}, BalancedDegradationSettings::Config{ 33, 25, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}})); } TEST(BalancedDegradationSettings, GetsDefaultConfigForZeroFpsValue) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:0|15|25/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfPixelsDecreases) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|999|3000,fps:5|15|25/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfFramerateDecreases) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|4|25/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsConfigWithSpecificFps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,vp8_fps:7|8|9,vp9_fps:9|10|11," "h264_fps:11|12|13,av1_fps:1|2|3,generic_fps:13|14|15/"); BalancedDegradationSettings settings(field_trials); EXPECT_THAT(settings.GetConfigs(), ::testing::ElementsAre( BalancedDegradationSettings::Config{ 1000, 5, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 7, 0, 0}, {0, 0, 9, 0, 0}, {0, 0, 11, 0, 0}, {0, 0, 1, 0, 0}, {0, 0, 13, 0, 0}}, BalancedDegradationSettings::Config{ 2000, 15, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 8, 0, 0}, {0, 0, 10, 0, 0}, {0, 0, 12, 0, 0}, {0, 0, 2, 0, 0}, {0, 0, 14, 0, 0}}, BalancedDegradationSettings::Config{ 3000, 25, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 9, 0, 0}, {0, 0, 11, 0, 0}, {0, 0, 13, 0, 0}, {0, 0, 3, 0, 0}, {0, 0, 15, 0, 0}})); } TEST(BalancedDegradationSettings, GetsDefaultConfigForZeroVp8FpsValue) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:7|15|25,vp8_fps:0|15|25/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigForInvalidFpsValue) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:7|15|25,vp8_fps:10|15|2000/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfVp8FramerateDecreases) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:4|5|25,vp8_fps:5|4|25/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsMinFps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(5, settings.MinFps(kVideoCodecVP8, 1)); EXPECT_EQ(5, settings.MinFps(kVideoCodecVP8, 1000)); EXPECT_EQ(15, settings.MinFps(kVideoCodecVP8, 1001)); EXPECT_EQ(15, settings.MinFps(kVideoCodecVP8, 2000)); EXPECT_EQ(25, settings.MinFps(kVideoCodecVP8, 2001)); EXPECT_EQ(25, settings.MinFps(kVideoCodecVP8, 3000)); EXPECT_EQ(std::numeric_limits::max(), settings.MinFps(kVideoCodecVP8, 3001)); } TEST(BalancedDegradationSettings, GetsVp8MinFps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,vp8_fps:7|10|12/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(7, settings.MinFps(kVideoCodecVP8, 1)); EXPECT_EQ(7, settings.MinFps(kVideoCodecVP8, 1000)); EXPECT_EQ(10, settings.MinFps(kVideoCodecVP8, 1001)); EXPECT_EQ(10, settings.MinFps(kVideoCodecVP8, 2000)); EXPECT_EQ(12, settings.MinFps(kVideoCodecVP8, 2001)); EXPECT_EQ(12, settings.MinFps(kVideoCodecVP8, 3000)); EXPECT_EQ(std::numeric_limits::max(), settings.MinFps(kVideoCodecVP8, 3001)); } TEST(BalancedDegradationSettings, GetsMaxFps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(15, settings.MaxFps(kVideoCodecVP8, 1)); EXPECT_EQ(15, settings.MaxFps(kVideoCodecVP8, 1000)); EXPECT_EQ(25, settings.MaxFps(kVideoCodecVP8, 1001)); EXPECT_EQ(25, settings.MaxFps(kVideoCodecVP8, 2000)); EXPECT_EQ(std::numeric_limits::max(), settings.MaxFps(kVideoCodecVP8, 2001)); } TEST(BalancedDegradationSettings, GetsVp8MaxFps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,vp8_fps:7|10|12/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(10, settings.MaxFps(kVideoCodecVP8, 1)); EXPECT_EQ(10, settings.MaxFps(kVideoCodecVP8, 1000)); EXPECT_EQ(12, settings.MaxFps(kVideoCodecVP8, 1001)); EXPECT_EQ(12, settings.MaxFps(kVideoCodecVP8, 2000)); EXPECT_EQ(std::numeric_limits::max(), settings.MaxFps(kVideoCodecVP8, 2001)); } TEST(BalancedDegradationSettings, GetsVp9Fps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,vp9_fps:7|10|12/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(7, settings.MinFps(kVideoCodecVP9, 1000)); EXPECT_EQ(10, settings.MaxFps(kVideoCodecVP9, 1000)); } TEST(BalancedDegradationSettings, GetsH264Fps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,h264_fps:8|11|13/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(11, settings.MinFps(kVideoCodecH264, 2000)); EXPECT_EQ(13, settings.MaxFps(kVideoCodecH264, 2000)); } TEST(BalancedDegradationSettings, GetsGenericFps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,generic_fps:9|12|14/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(14, settings.MinFps(kVideoCodecGeneric, 3000)); EXPECT_EQ(std::numeric_limits::max(), settings.MaxFps(kVideoCodecGeneric, 3000)); } TEST(BalancedDegradationSettings, GetsUnlimitedForMaxValidFps) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|100,vp8_fps:30|100|100/"); const int kUnlimitedFps = std::numeric_limits::max(); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(15, settings.MinFps(kVideoCodecH264, 2000)); EXPECT_EQ(kUnlimitedFps, settings.MinFps(kVideoCodecH264, 2001)); EXPECT_EQ(30, settings.MinFps(kVideoCodecVP8, 1000)); EXPECT_EQ(kUnlimitedFps, settings.MinFps(kVideoCodecVP8, 1001)); } TEST(BalancedDegradationSettings, GetsConfigWithBitrate) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:11|22|33,fps:5|15|25,kbps:44|88|99,kbps_res:55|111|222," "vp8_kbps:11|12|13,vp8_kbps_res:14|15|16," "vp9_kbps:21|22|23,vp9_kbps_res:24|25|26," "h264_kbps:31|32|33,h264_kbps_res:34|35|36," "av1_kbps:41|42|43,av1_kbps_res:44|45|46," "generic_kbps:51|52|53,generic_kbps_res:54|55|56/"); BalancedDegradationSettings settings(field_trials); EXPECT_THAT(settings.GetConfigs(), ::testing::ElementsAre( BalancedDegradationSettings::Config{ 11, 5, 44, 55, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 0, 11, 14}, {0, 0, 0, 21, 24}, {0, 0, 0, 31, 34}, {0, 0, 0, 41, 44}, {0, 0, 0, 51, 54}}, BalancedDegradationSettings::Config{ 22, 15, 88, 111, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 0, 12, 15}, {0, 0, 0, 22, 25}, {0, 0, 0, 32, 35}, {0, 0, 0, 42, 45}, {0, 0, 0, 52, 55}}, BalancedDegradationSettings::Config{ 33, 25, 99, 222, BalancedDegradationSettings::kNoFpsDiff, {0, 0, 0, 13, 16}, {0, 0, 0, 23, 26}, {0, 0, 0, 33, 36}, {0, 0, 0, 43, 46}, {0, 0, 0, 53, 56}})); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfBitrateDecreases) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:11|22|33,fps:5|15|25,kbps:44|43|99/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfBitrateDecreasesWithUnsetValue) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:11|22|33,fps:5|15|25,kbps:44|0|43/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, CanAdaptUp) { VideoCodecType vp8 = kVideoCodecVP8; webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000|4000,fps:5|15|25|30,kbps:0|80|0|90," "vp9_kbps:40|50|60|70/"); BalancedDegradationSettings s(field_trials); EXPECT_TRUE(s.CanAdaptUp(vp8, 1000, 0)); // No bitrate provided. EXPECT_FALSE(s.CanAdaptUp(vp8, 1000, 79000)); EXPECT_TRUE(s.CanAdaptUp(vp8, 1000, 80000)); EXPECT_TRUE(s.CanAdaptUp(vp8, 1001, 1)); // No limit configured. EXPECT_FALSE(s.CanAdaptUp(vp8, 3000, 89000)); EXPECT_TRUE(s.CanAdaptUp(vp8, 3000, 90000)); EXPECT_TRUE(s.CanAdaptUp(vp8, 3001, 1)); // No limit. } TEST(BalancedDegradationSettings, CanAdaptUpWithCodecType) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000|4000,fps:5|15|25|30,vp8_kbps:0|30|40|50," "vp9_kbps:0|60|70|80,h264_kbps:0|55|65|75,av1_kbps:0|77|88|99," "generic_kbps:0|25|35|45/"); BalancedDegradationSettings s(field_trials); EXPECT_FALSE(s.CanAdaptUp(kVideoCodecVP8, 1000, 29000)); EXPECT_TRUE(s.CanAdaptUp(kVideoCodecVP8, 1000, 30000)); EXPECT_FALSE(s.CanAdaptUp(kVideoCodecVP9, 1000, 59000)); EXPECT_TRUE(s.CanAdaptUp(kVideoCodecVP9, 1000, 60000)); EXPECT_FALSE(s.CanAdaptUp(kVideoCodecH264, 1000, 54000)); EXPECT_TRUE(s.CanAdaptUp(kVideoCodecH264, 1000, 55000)); EXPECT_FALSE(s.CanAdaptUp(kVideoCodecAV1, 1000, 76000)); EXPECT_TRUE(s.CanAdaptUp(kVideoCodecAV1, 1000, 77000)); EXPECT_FALSE(s.CanAdaptUp(kVideoCodecGeneric, 1000, 24000)); EXPECT_TRUE(s.CanAdaptUp(kVideoCodecGeneric, 1000, 25000)); EXPECT_TRUE(s.CanAdaptUp(kVideoCodecMultiplex, 1000, 1)); // Not configured. } TEST(BalancedDegradationSettings, CanAdaptUpResolution) { VideoCodecType vp8 = kVideoCodecVP8; webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000|4000,fps:5|15|25|30,kbps_res:0|80|0|90," "vp9_kbps_res:40|50|60|70/"); BalancedDegradationSettings s(field_trials); EXPECT_TRUE(s.CanAdaptUpResolution(vp8, 1000, 0)); // No bitrate provided. EXPECT_FALSE(s.CanAdaptUpResolution(vp8, 1000, 79000)); EXPECT_TRUE(s.CanAdaptUpResolution(vp8, 1000, 80000)); EXPECT_TRUE(s.CanAdaptUpResolution(vp8, 1001, 1)); // No limit configured. EXPECT_FALSE(s.CanAdaptUpResolution(vp8, 3000, 89000)); EXPECT_TRUE(s.CanAdaptUpResolution(vp8, 3000, 90000)); EXPECT_TRUE(s.CanAdaptUpResolution(vp8, 3001, 1)); // No limit. } TEST(BalancedDegradationSettings, CanAdaptUpResolutionWithCodecType) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000|4000,fps:5|15|25|30,vp8_kbps_res:0|30|40|50," "vp9_kbps_res:0|60|70|80,h264_kbps_res:0|55|65|75," "av1_kbps_res:0|77|88|99,generic_kbps_res:0|25|35|45/"); BalancedDegradationSettings s(field_trials); EXPECT_FALSE(s.CanAdaptUpResolution(kVideoCodecVP8, 1000, 29000)); EXPECT_TRUE(s.CanAdaptUpResolution(kVideoCodecVP8, 1000, 30000)); EXPECT_FALSE(s.CanAdaptUpResolution(kVideoCodecVP9, 1000, 59000)); EXPECT_TRUE(s.CanAdaptUpResolution(kVideoCodecVP9, 1000, 60000)); EXPECT_FALSE(s.CanAdaptUpResolution(kVideoCodecH264, 1000, 54000)); EXPECT_TRUE(s.CanAdaptUpResolution(kVideoCodecH264, 1000, 55000)); EXPECT_FALSE(s.CanAdaptUpResolution(kVideoCodecAV1, 1000, 76000)); EXPECT_TRUE(s.CanAdaptUpResolution(kVideoCodecAV1, 1000, 77000)); EXPECT_FALSE(s.CanAdaptUpResolution(kVideoCodecGeneric, 1000, 24000)); EXPECT_TRUE(s.CanAdaptUpResolution(kVideoCodecGeneric, 1000, 25000)); EXPECT_TRUE(s.CanAdaptUpResolution(kVideoCodecMultiplex, 1000, 1)); // Not configured. } TEST(BalancedDegradationSettings, GetsFpsDiff) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,fps_diff:0|-2|3/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(0, settings.MinFpsDiff(1)); EXPECT_EQ(0, settings.MinFpsDiff(1000)); EXPECT_EQ(-2, settings.MinFpsDiff(1001)); EXPECT_EQ(-2, settings.MinFpsDiff(2000)); EXPECT_EQ(3, settings.MinFpsDiff(2001)); EXPECT_EQ(3, settings.MinFpsDiff(3000)); EXPECT_FALSE(settings.MinFpsDiff(3001)); } TEST(BalancedDegradationSettings, GetsNoFpsDiffIfValueBelowMinSetting) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,fps_diff:-100|-99|-101/"); // Min valid fps_diff setting: -99. BalancedDegradationSettings settings(field_trials); EXPECT_FALSE(settings.MinFpsDiff(1000)); EXPECT_EQ(-99, settings.MinFpsDiff(2000)); EXPECT_FALSE(settings.MinFpsDiff(3000)); } TEST(BalancedDegradationSettings, QpThresholdsNotSetByDefault) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25/"); BalancedDegradationSettings settings(field_trials); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecVP8, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecVP9, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecH264, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecAV1, 1)); EXPECT_FALSE(settings.GetQpThresholds(kVideoCodecGeneric, 1)); } TEST(BalancedDegradationSettings, GetsConfigWithQpThresholds) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,vp8_qp_low:89|90|88," "vp8_qp_high:90|91|92,vp9_qp_low:27|28|29,vp9_qp_high:120|130|140," "h264_qp_low:12|13|14,h264_qp_high:20|30|40,av1_qp_low:2|3|4," "av1_qp_high:11|33|44,generic_qp_low:7|6|5,generic_qp_high:22|23|24/"); BalancedDegradationSettings settings(field_trials); EXPECT_THAT(settings.GetConfigs(), ::testing::ElementsAre( BalancedDegradationSettings::Config{ 1000, 5, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {89, 90, 0, 0, 0}, {27, 120, 0, 0, 0}, {12, 20, 0, 0, 0}, {2, 11, 0, 0, 0}, {7, 22, 0, 0, 0}}, BalancedDegradationSettings::Config{ 2000, 15, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {90, 91, 0, 0, 0}, {28, 130, 0, 0, 0}, {13, 30, 0, 0, 0}, {3, 33, 0, 0, 0}, {6, 23, 0, 0, 0}}, BalancedDegradationSettings::Config{ 3000, 25, 0, 0, BalancedDegradationSettings::kNoFpsDiff, {88, 92, 0, 0, 0}, {29, 140, 0, 0, 0}, {14, 40, 0, 0, 0}, {4, 44, 0, 0, 0}, {5, 24, 0, 0, 0}})); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfOnlyHasLowThreshold) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,vp8_qp_low:89|90|88/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfOnlyHasHighThreshold) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25,vp8_qp_high:90|91|92/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfLowEqualsHigh) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25," "vp8_qp_low:89|90|88,vp8_qp_high:90|91|88/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigIfLowGreaterThanHigh) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25," "vp8_qp_low:89|90|88,vp8_qp_high:90|91|87/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsDefaultConfigForZeroQpValue) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25," "vp8_qp_low:89|0|88,vp8_qp_high:90|91|92/"); BalancedDegradationSettings settings(field_trials); VerifyIsDefault(settings.GetConfigs()); } TEST(BalancedDegradationSettings, GetsVp8QpThresholds) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25," "vp8_qp_low:89|90|88,vp8_qp_high:90|91|92/"); BalancedDegradationSettings settings(field_trials); EXPECT_EQ(89, settings.GetQpThresholds(kVideoCodecVP8, 1)->low); EXPECT_EQ(90, settings.GetQpThresholds(kVideoCodecVP8, 1)->high); EXPECT_EQ(90, settings.GetQpThresholds(kVideoCodecVP8, 1000)->high); EXPECT_EQ(91, settings.GetQpThresholds(kVideoCodecVP8, 1001)->high); EXPECT_EQ(91, settings.GetQpThresholds(kVideoCodecVP8, 2000)->high); EXPECT_EQ(92, settings.GetQpThresholds(kVideoCodecVP8, 2001)->high); EXPECT_EQ(92, settings.GetQpThresholds(kVideoCodecVP8, 3000)->high); EXPECT_EQ(92, settings.GetQpThresholds(kVideoCodecVP8, 3001)->high); } TEST(BalancedDegradationSettings, GetsVp9QpThresholds) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25," "vp9_qp_low:55|56|57,vp9_qp_high:155|156|157/"); BalancedDegradationSettings settings(field_trials); const auto thresholds = settings.GetQpThresholds(kVideoCodecVP9, 1000); EXPECT_TRUE(thresholds); EXPECT_EQ(55, thresholds->low); EXPECT_EQ(155, thresholds->high); } TEST(BalancedDegradationSettings, GetsH264QpThresholds) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25," "h264_qp_low:21|22|23,h264_qp_high:41|43|42/"); BalancedDegradationSettings settings(field_trials); const auto thresholds = settings.GetQpThresholds(kVideoCodecH264, 2000); EXPECT_TRUE(thresholds); EXPECT_EQ(22, thresholds->low); EXPECT_EQ(43, thresholds->high); } TEST(BalancedDegradationSettings, GetsGenericQpThresholds) { webrtc::test::ScopedKeyValueConfig field_trials( "WebRTC-Video-BalancedDegradationSettings/" "pixels:1000|2000|3000,fps:5|15|25," "generic_qp_low:2|3|4,generic_qp_high:22|23|24/"); BalancedDegradationSettings settings(field_trials); const auto thresholds = settings.GetQpThresholds(kVideoCodecGeneric, 3000); EXPECT_TRUE(thresholds); EXPECT_EQ(4, thresholds->low); EXPECT_EQ(24, thresholds->high); } } // namespace webrtc