perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
Erik Språng | 4529fbc | 2018-10-12 10:30:31 +0200 | [diff] [blame] | 11 | #include "video/video_stream_encoder.h" |
| 12 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 13 | #include <algorithm> |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 14 | #include <limits> |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 15 | #include <memory> |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 16 | #include <utility> |
| 17 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 18 | #include "absl/memory/memory.h" |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 19 | #include "api/task_queue/default_task_queue_factory.h" |
Elad Alon | 45befc5 | 2019-07-02 11:20:09 +0200 | [diff] [blame] | 20 | #include "api/test/mock_fec_controller_override.h" |
Jiawei Ou | c2ebe21 | 2018-11-08 10:02:56 -0800 | [diff] [blame] | 21 | #include "api/video/builtin_video_bitrate_allocator_factory.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 22 | #include "api/video/i420_buffer.h" |
Erik Språng | f93eda1 | 2019-01-16 17:10:57 +0100 | [diff] [blame] | 23 | #include "api/video/video_bitrate_allocation.h" |
Elad Alon | 370f93a | 2019-06-11 14:57:57 +0200 | [diff] [blame] | 24 | #include "api/video_codecs/video_encoder.h" |
Erik Språng | 4529fbc | 2018-10-12 10:30:31 +0200 | [diff] [blame] | 25 | #include "api/video_codecs/vp8_temporal_layers.h" |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 26 | #include "api/video_codecs/vp8_temporal_layers_factory.h" |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 27 | #include "common_video/h264/h264_common.h" |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 28 | #include "common_video/include/video_frame_buffer.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame] | 29 | #include "media/base/video_adapter.h" |
Sergey Silkin | 8668496 | 2018-03-28 19:32:37 +0200 | [diff] [blame] | 30 | #include "modules/video_coding/codecs/vp9/include/vp9_globals.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 31 | #include "modules/video_coding/utility/default_video_bitrate_allocator.h" |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 32 | #include "modules/video_coding/utility/simulcast_rate_allocator.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame] | 33 | #include "rtc_base/fake_clock.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 34 | #include "rtc_base/logging.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame] | 35 | #include "rtc_base/ref_counted_object.h" |
Erik Språng | 7ca375c | 2019-02-06 16:20:17 +0100 | [diff] [blame] | 36 | #include "system_wrappers/include/field_trial.h" |
Mirko Bonadei | 17f4878 | 2018-09-28 08:51:10 +0200 | [diff] [blame] | 37 | #include "system_wrappers/include/metrics.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 38 | #include "system_wrappers/include/sleep.h" |
| 39 | #include "test/encoder_settings.h" |
| 40 | #include "test/fake_encoder.h" |
Kári Tristan Helgason | 639602a | 2018-08-02 10:51:40 +0200 | [diff] [blame] | 41 | #include "test/field_trial.h" |
Artem Titov | 33f9d2b | 2019-12-05 15:59:00 +0100 | [diff] [blame] | 42 | #include "test/frame_forwarder.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 43 | #include "test/gmock.h" |
| 44 | #include "test/gtest.h" |
Niels Möller | cbcbc22 | 2018-09-28 09:07:24 +0200 | [diff] [blame] | 45 | #include "test/video_encoder_proxy_factory.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 46 | #include "video/send_statistics_proxy.h" |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 47 | |
| 48 | namespace webrtc { |
| 49 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 50 | using ScaleReason = AdaptationObserverInterface::AdaptReason; |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 51 | using ::testing::_; |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 52 | using ::testing::AllOf; |
| 53 | using ::testing::Field; |
| 54 | using ::testing::StrictMock; |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 55 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 56 | namespace { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 57 | const int kMinPixelsPerFrame = 320 * 180; |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 58 | const int kQpLow = 1; |
| 59 | const int kQpHigh = 2; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 60 | const int kMinFramerateFps = 2; |
| 61 | const int kMinBalancedFramerateFps = 7; |
| 62 | const int64_t kFrameTimeoutMs = 100; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 63 | const size_t kMaxPayloadLength = 1440; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 64 | const uint32_t kTargetBitrateBps = 1000000; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 65 | const uint32_t kStartBitrateBps = 600000; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 66 | const uint32_t kSimulcastTargetBitrateBps = 3150000; |
| 67 | const uint32_t kLowTargetBitrateBps = kTargetBitrateBps / 10; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 68 | const int kMaxInitialFramedrop = 4; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 69 | const int kDefaultFramerate = 30; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 70 | const int64_t kFrameIntervalMs = rtc::kNumMillisecsPerSec / kDefaultFramerate; |
Niels Möller | fe407b7 | 2019-09-10 10:48:48 +0200 | [diff] [blame] | 71 | const int64_t kProcessIntervalMs = 1000; |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 72 | const VideoEncoder::ResolutionBitrateLimits |
| 73 | kEncoderBitrateLimits540p(960 * 540, 100 * 1000, 100 * 1000, 2000 * 1000); |
| 74 | const VideoEncoder::ResolutionBitrateLimits |
| 75 | kEncoderBitrateLimits720p(1280 * 720, 200 * 1000, 200 * 1000, 4000 * 1000); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 76 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 77 | uint8_t optimal_sps[] = {0, 0, 0, 1, H264::NaluType::kSps, |
| 78 | 0x00, 0x00, 0x03, 0x03, 0xF4, |
| 79 | 0x05, 0x03, 0xC7, 0xE0, 0x1B, |
| 80 | 0x41, 0x10, 0x8D, 0x00}; |
| 81 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 82 | class TestBuffer : public webrtc::I420Buffer { |
| 83 | public: |
| 84 | TestBuffer(rtc::Event* event, int width, int height) |
| 85 | : I420Buffer(width, height), event_(event) {} |
| 86 | |
| 87 | private: |
| 88 | friend class rtc::RefCountedObject<TestBuffer>; |
| 89 | ~TestBuffer() override { |
| 90 | if (event_) |
| 91 | event_->Set(); |
| 92 | } |
| 93 | rtc::Event* const event_; |
| 94 | }; |
| 95 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 96 | // A fake native buffer that can't be converted to I420. |
| 97 | class FakeNativeBuffer : public webrtc::VideoFrameBuffer { |
| 98 | public: |
| 99 | FakeNativeBuffer(rtc::Event* event, int width, int height) |
| 100 | : event_(event), width_(width), height_(height) {} |
| 101 | webrtc::VideoFrameBuffer::Type type() const override { return Type::kNative; } |
| 102 | int width() const override { return width_; } |
| 103 | int height() const override { return height_; } |
| 104 | rtc::scoped_refptr<webrtc::I420BufferInterface> ToI420() override { |
| 105 | return nullptr; |
| 106 | } |
| 107 | |
| 108 | private: |
| 109 | friend class rtc::RefCountedObject<FakeNativeBuffer>; |
| 110 | ~FakeNativeBuffer() override { |
| 111 | if (event_) |
| 112 | event_->Set(); |
| 113 | } |
| 114 | rtc::Event* const event_; |
| 115 | const int width_; |
| 116 | const int height_; |
| 117 | }; |
| 118 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 119 | class CpuOveruseDetectorProxy : public OveruseFrameDetector { |
| 120 | public: |
Niels Möller | d1f7eb6 | 2018-03-28 16:40:58 +0200 | [diff] [blame] | 121 | explicit CpuOveruseDetectorProxy(CpuOveruseMetricsObserver* metrics_observer) |
| 122 | : OveruseFrameDetector(metrics_observer), |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 123 | last_target_framerate_fps_(-1) {} |
| 124 | virtual ~CpuOveruseDetectorProxy() {} |
| 125 | |
| 126 | void OnTargetFramerateUpdated(int framerate_fps) override { |
| 127 | rtc::CritScope cs(&lock_); |
| 128 | last_target_framerate_fps_ = framerate_fps; |
| 129 | OveruseFrameDetector::OnTargetFramerateUpdated(framerate_fps); |
| 130 | } |
| 131 | |
| 132 | int GetLastTargetFramerate() { |
| 133 | rtc::CritScope cs(&lock_); |
| 134 | return last_target_framerate_fps_; |
| 135 | } |
| 136 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 137 | CpuOveruseOptions GetOptions() { return options_; } |
| 138 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 139 | private: |
| 140 | rtc::CriticalSection lock_; |
| 141 | int last_target_framerate_fps_ RTC_GUARDED_BY(lock_); |
| 142 | }; |
| 143 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 144 | class VideoStreamEncoderUnderTest : public VideoStreamEncoder { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 145 | public: |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 146 | VideoStreamEncoderUnderTest(SendStatisticsProxy* stats_proxy, |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 147 | const VideoStreamEncoderSettings& settings, |
| 148 | TaskQueueFactory* task_queue_factory) |
Sebastian Jansson | 572c60f | 2019-03-04 18:30:41 +0100 | [diff] [blame] | 149 | : VideoStreamEncoder(Clock::GetRealTimeClock(), |
| 150 | 1 /* number_of_cores */, |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 151 | stats_proxy, |
| 152 | settings, |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 153 | std::unique_ptr<OveruseFrameDetector>( |
| 154 | overuse_detector_proxy_ = |
Sebastian Jansson | 74682c1 | 2019-03-01 11:50:20 +0100 | [diff] [blame] | 155 | new CpuOveruseDetectorProxy(stats_proxy)), |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 156 | task_queue_factory) {} |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 157 | |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 158 | void PostTaskAndWait(bool down, |
| 159 | AdaptationObserverInterface::AdaptReason reason) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 160 | PostTaskAndWait(down, reason, /*expected_results=*/true); |
| 161 | } |
| 162 | |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 163 | void PostTaskAndWait(bool down, |
| 164 | AdaptationObserverInterface::AdaptReason reason, |
| 165 | bool expected_results) { |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 166 | rtc::Event event; |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 167 | encoder_queue()->PostTask([this, &event, reason, down, expected_results] { |
Åsa Persson | f5e5d25 | 2019-08-16 17:24:59 +0200 | [diff] [blame] | 168 | if (down) |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 169 | EXPECT_EQ(expected_results, TriggerAdaptDown(reason)); |
Åsa Persson | f5e5d25 | 2019-08-16 17:24:59 +0200 | [diff] [blame] | 170 | else |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 171 | TriggerAdaptUp(reason); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 172 | event.Set(); |
| 173 | }); |
perkj | 070ba85 | 2017-02-16 15:46:27 -0800 | [diff] [blame] | 174 | ASSERT_TRUE(event.Wait(5000)); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 175 | } |
| 176 | |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 177 | // This is used as a synchronisation mechanism, to make sure that the |
| 178 | // encoder queue is not blocked before we start sending it frames. |
| 179 | void WaitUntilTaskQueueIsIdle() { |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 180 | rtc::Event event; |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 181 | encoder_queue()->PostTask([&event] { event.Set(); }); |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 182 | ASSERT_TRUE(event.Wait(5000)); |
| 183 | } |
| 184 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 185 | void TriggerCpuOveruse() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 186 | PostTaskAndWait(/*down=*/true, |
| 187 | AdaptationObserverInterface::AdaptReason::kCpu); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 188 | } |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 189 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 190 | void TriggerCpuNormalUsage() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 191 | PostTaskAndWait(/*down=*/false, |
| 192 | AdaptationObserverInterface::AdaptReason::kCpu); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 193 | } |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 194 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 195 | void TriggerQualityLow() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 196 | PostTaskAndWait(/*down=*/true, |
| 197 | AdaptationObserverInterface::AdaptReason::kQuality); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 198 | } |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 199 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 200 | void TriggerQualityLowExpectFalse() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 201 | PostTaskAndWait(/*down=*/true, |
| 202 | AdaptationObserverInterface::AdaptReason::kQuality, |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 203 | /*expected_results=*/false); |
| 204 | } |
| 205 | |
| 206 | void TriggerQualityHigh() { |
Henrik Boström | b08882b | 2020-01-07 10:11:17 +0100 | [diff] [blame] | 207 | PostTaskAndWait(/*down=*/false, |
| 208 | AdaptationObserverInterface::AdaptReason::kQuality); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 209 | } |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 210 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 211 | CpuOveruseDetectorProxy* overuse_detector_proxy_; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 212 | }; |
| 213 | |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 214 | class VideoStreamFactory |
| 215 | : public VideoEncoderConfig::VideoStreamFactoryInterface { |
| 216 | public: |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 217 | explicit VideoStreamFactory(size_t num_temporal_layers, int framerate) |
| 218 | : num_temporal_layers_(num_temporal_layers), framerate_(framerate) { |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 219 | EXPECT_GT(num_temporal_layers, 0u); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 220 | EXPECT_GT(framerate, 0); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 221 | } |
| 222 | |
| 223 | private: |
| 224 | std::vector<VideoStream> CreateEncoderStreams( |
| 225 | int width, |
| 226 | int height, |
| 227 | const VideoEncoderConfig& encoder_config) override { |
| 228 | std::vector<VideoStream> streams = |
| 229 | test::CreateVideoStreams(width, height, encoder_config); |
| 230 | for (VideoStream& stream : streams) { |
Sergey Silkin | a796a7e | 2018-03-01 15:11:29 +0100 | [diff] [blame] | 231 | stream.num_temporal_layers = num_temporal_layers_; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 232 | stream.max_framerate = framerate_; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 233 | } |
| 234 | return streams; |
| 235 | } |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 236 | |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 237 | const size_t num_temporal_layers_; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 238 | const int framerate_; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 239 | }; |
| 240 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 241 | // Simulates simulcast behavior and makes highest stream resolutions divisible |
| 242 | // by 4. |
| 243 | class CroppingVideoStreamFactory |
| 244 | : public VideoEncoderConfig::VideoStreamFactoryInterface { |
| 245 | public: |
| 246 | explicit CroppingVideoStreamFactory(size_t num_temporal_layers, int framerate) |
| 247 | : num_temporal_layers_(num_temporal_layers), framerate_(framerate) { |
| 248 | EXPECT_GT(num_temporal_layers, 0u); |
| 249 | EXPECT_GT(framerate, 0); |
| 250 | } |
| 251 | |
| 252 | private: |
| 253 | std::vector<VideoStream> CreateEncoderStreams( |
| 254 | int width, |
| 255 | int height, |
| 256 | const VideoEncoderConfig& encoder_config) override { |
| 257 | std::vector<VideoStream> streams = test::CreateVideoStreams( |
| 258 | width - width % 4, height - height % 4, encoder_config); |
| 259 | for (VideoStream& stream : streams) { |
| 260 | stream.num_temporal_layers = num_temporal_layers_; |
| 261 | stream.max_framerate = framerate_; |
| 262 | } |
| 263 | return streams; |
| 264 | } |
| 265 | |
| 266 | const size_t num_temporal_layers_; |
| 267 | const int framerate_; |
| 268 | }; |
| 269 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 270 | class AdaptingFrameForwarder : public test::FrameForwarder { |
| 271 | public: |
| 272 | AdaptingFrameForwarder() : adaptation_enabled_(false) {} |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 273 | ~AdaptingFrameForwarder() override {} |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 274 | |
| 275 | void set_adaptation_enabled(bool enabled) { |
| 276 | rtc::CritScope cs(&crit_); |
| 277 | adaptation_enabled_ = enabled; |
| 278 | } |
| 279 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 280 | bool adaption_enabled() const { |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 281 | rtc::CritScope cs(&crit_); |
| 282 | return adaptation_enabled_; |
| 283 | } |
| 284 | |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 285 | rtc::VideoSinkWants last_wants() const { |
| 286 | rtc::CritScope cs(&crit_); |
| 287 | return last_wants_; |
| 288 | } |
| 289 | |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 290 | absl::optional<int> last_sent_width() const { return last_width_; } |
| 291 | absl::optional<int> last_sent_height() const { return last_height_; } |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 292 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 293 | void IncomingCapturedFrame(const VideoFrame& video_frame) override { |
| 294 | int cropped_width = 0; |
| 295 | int cropped_height = 0; |
| 296 | int out_width = 0; |
| 297 | int out_height = 0; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 298 | if (adaption_enabled()) { |
| 299 | if (adapter_.AdaptFrameResolution( |
| 300 | video_frame.width(), video_frame.height(), |
| 301 | video_frame.timestamp_us() * 1000, &cropped_width, |
| 302 | &cropped_height, &out_width, &out_height)) { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 303 | VideoFrame adapted_frame = |
| 304 | VideoFrame::Builder() |
| 305 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 306 | nullptr, out_width, out_height)) |
| 307 | .set_timestamp_rtp(99) |
| 308 | .set_timestamp_ms(99) |
| 309 | .set_rotation(kVideoRotation_0) |
| 310 | .build(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 311 | adapted_frame.set_ntp_time_ms(video_frame.ntp_time_ms()); |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 312 | if (video_frame.has_update_rect()) { |
| 313 | adapted_frame.set_update_rect( |
| 314 | video_frame.update_rect().ScaleWithFrame( |
| 315 | video_frame.width(), video_frame.height(), 0, 0, |
| 316 | video_frame.width(), video_frame.height(), out_width, |
| 317 | out_height)); |
| 318 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 319 | test::FrameForwarder::IncomingCapturedFrame(adapted_frame); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 320 | last_width_.emplace(adapted_frame.width()); |
| 321 | last_height_.emplace(adapted_frame.height()); |
| 322 | } else { |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 323 | last_width_ = absl::nullopt; |
| 324 | last_height_ = absl::nullopt; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 325 | } |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 326 | } else { |
| 327 | test::FrameForwarder::IncomingCapturedFrame(video_frame); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 328 | last_width_.emplace(video_frame.width()); |
| 329 | last_height_.emplace(video_frame.height()); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 330 | } |
| 331 | } |
| 332 | |
| 333 | void AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink, |
| 334 | const rtc::VideoSinkWants& wants) override { |
| 335 | rtc::CritScope cs(&crit_); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 336 | last_wants_ = sink_wants(); |
Rasmus Brandt | 287e464 | 2019-11-15 16:56:01 +0100 | [diff] [blame] | 337 | adapter_.OnSinkWants(wants); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 338 | test::FrameForwarder::AddOrUpdateSink(sink, wants); |
| 339 | } |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 340 | cricket::VideoAdapter adapter_; |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 341 | bool adaptation_enabled_ RTC_GUARDED_BY(crit_); |
| 342 | rtc::VideoSinkWants last_wants_ RTC_GUARDED_BY(crit_); |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 343 | absl::optional<int> last_width_; |
| 344 | absl::optional<int> last_height_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 345 | }; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 346 | |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 347 | // TODO(nisse): Mock only VideoStreamEncoderObserver. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 348 | class MockableSendStatisticsProxy : public SendStatisticsProxy { |
| 349 | public: |
| 350 | MockableSendStatisticsProxy(Clock* clock, |
| 351 | const VideoSendStream::Config& config, |
| 352 | VideoEncoderConfig::ContentType content_type) |
| 353 | : SendStatisticsProxy(clock, config, content_type) {} |
| 354 | |
| 355 | VideoSendStream::Stats GetStats() override { |
| 356 | rtc::CritScope cs(&lock_); |
| 357 | if (mock_stats_) |
| 358 | return *mock_stats_; |
| 359 | return SendStatisticsProxy::GetStats(); |
| 360 | } |
| 361 | |
Niels Möller | 213618e | 2018-07-24 09:29:58 +0200 | [diff] [blame] | 362 | int GetInputFrameRate() const override { |
| 363 | rtc::CritScope cs(&lock_); |
| 364 | if (mock_stats_) |
| 365 | return mock_stats_->input_frame_rate; |
| 366 | return SendStatisticsProxy::GetInputFrameRate(); |
| 367 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 368 | void SetMockStats(const VideoSendStream::Stats& stats) { |
| 369 | rtc::CritScope cs(&lock_); |
| 370 | mock_stats_.emplace(stats); |
| 371 | } |
| 372 | |
| 373 | void ResetMockStats() { |
| 374 | rtc::CritScope cs(&lock_); |
| 375 | mock_stats_.reset(); |
| 376 | } |
| 377 | |
| 378 | private: |
| 379 | rtc::CriticalSection lock_; |
Danil Chapovalov | b9b146c | 2018-06-15 12:28:07 +0200 | [diff] [blame] | 380 | absl::optional<VideoSendStream::Stats> mock_stats_ RTC_GUARDED_BY(lock_); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 381 | }; |
| 382 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 383 | class MockBitrateObserver : public VideoBitrateAllocationObserver { |
| 384 | public: |
Erik Språng | 566124a | 2018-04-23 12:32:22 +0200 | [diff] [blame] | 385 | MOCK_METHOD1(OnBitrateAllocationUpdated, void(const VideoBitrateAllocation&)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 386 | }; |
| 387 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 388 | } // namespace |
| 389 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 390 | class VideoStreamEncoderTest : public ::testing::Test { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 391 | public: |
| 392 | static const int kDefaultTimeoutMs = 30 * 1000; |
| 393 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 394 | VideoStreamEncoderTest() |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 395 | : video_send_config_(VideoSendStream::Config(nullptr)), |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 396 | codec_width_(320), |
| 397 | codec_height_(240), |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 398 | max_framerate_(kDefaultFramerate), |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 399 | task_queue_factory_(CreateDefaultTaskQueueFactory()), |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 400 | fake_encoder_(), |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 401 | encoder_factory_(&fake_encoder_), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 402 | stats_proxy_(new MockableSendStatisticsProxy( |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 403 | Clock::GetRealTimeClock(), |
| 404 | video_send_config_, |
| 405 | webrtc::VideoEncoderConfig::ContentType::kRealtimeVideo)), |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 406 | sink_(&fake_encoder_) {} |
| 407 | |
| 408 | void SetUp() override { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 409 | metrics::Reset(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 410 | video_send_config_ = VideoSendStream::Config(nullptr); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 411 | video_send_config_.encoder_settings.encoder_factory = &encoder_factory_; |
Jiawei Ou | c2ebe21 | 2018-11-08 10:02:56 -0800 | [diff] [blame] | 412 | video_send_config_.encoder_settings.bitrate_allocator_factory = |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 413 | &bitrate_allocator_factory_; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 414 | video_send_config_.rtp.payload_name = "FAKE"; |
| 415 | video_send_config_.rtp.payload_type = 125; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 416 | |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 417 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 418 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 419 | video_encoder_config.video_stream_factory = |
| 420 | new rtc::RefCountedObject<VideoStreamFactory>(1, max_framerate_); |
Erik Språng | 08127a9 | 2016-11-16 16:41:30 +0100 | [diff] [blame] | 421 | video_encoder_config_ = video_encoder_config.Copy(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 422 | |
| 423 | // Framerate limit is specified by the VideoStreamFactory. |
| 424 | std::vector<VideoStream> streams = |
| 425 | video_encoder_config.video_stream_factory->CreateEncoderStreams( |
| 426 | codec_width_, codec_height_, video_encoder_config); |
| 427 | max_framerate_ = streams[0].max_framerate; |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 428 | fake_clock_.SetTime(Timestamp::us(1234)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 429 | |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 430 | ConfigureEncoder(std::move(video_encoder_config)); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 431 | } |
| 432 | |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 433 | void ConfigureEncoder(VideoEncoderConfig video_encoder_config) { |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 434 | if (video_stream_encoder_) |
| 435 | video_stream_encoder_->Stop(); |
| 436 | video_stream_encoder_.reset(new VideoStreamEncoderUnderTest( |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 437 | stats_proxy_.get(), video_send_config_.encoder_settings, |
| 438 | task_queue_factory_.get())); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 439 | video_stream_encoder_->SetSink(&sink_, false /* rotation_applied */); |
| 440 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 441 | &video_source_, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 442 | video_stream_encoder_->SetStartBitrate(kTargetBitrateBps); |
| 443 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 444 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 445 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 446 | } |
| 447 | |
| 448 | void ResetEncoder(const std::string& payload_name, |
| 449 | size_t num_streams, |
| 450 | size_t num_temporal_layers, |
emircan | bbcc356 | 2017-08-18 00:28:40 -0700 | [diff] [blame] | 451 | unsigned char num_spatial_layers, |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 452 | bool screenshare) { |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 453 | video_send_config_.rtp.payload_name = payload_name; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 454 | |
| 455 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 456 | video_encoder_config.codec_type = PayloadStringToCodecType(payload_name); |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 457 | video_encoder_config.number_of_streams = num_streams; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 458 | video_encoder_config.max_bitrate_bps = |
| 459 | num_streams == 1 ? kTargetBitrateBps : kSimulcastTargetBitrateBps; |
asapersson | 5f7226f | 2016-11-25 04:37:00 -0800 | [diff] [blame] | 460 | video_encoder_config.video_stream_factory = |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 461 | new rtc::RefCountedObject<VideoStreamFactory>(num_temporal_layers, |
| 462 | kDefaultFramerate); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 463 | video_encoder_config.content_type = |
| 464 | screenshare ? VideoEncoderConfig::ContentType::kScreen |
| 465 | : VideoEncoderConfig::ContentType::kRealtimeVideo; |
emircan | bbcc356 | 2017-08-18 00:28:40 -0700 | [diff] [blame] | 466 | if (payload_name == "VP9") { |
| 467 | VideoCodecVP9 vp9_settings = VideoEncoder::GetDefaultVp9Settings(); |
| 468 | vp9_settings.numberOfSpatialLayers = num_spatial_layers; |
| 469 | video_encoder_config.encoder_specific_settings = |
| 470 | new rtc::RefCountedObject< |
| 471 | VideoEncoderConfig::Vp9EncoderSpecificSettings>(vp9_settings); |
| 472 | } |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 473 | ConfigureEncoder(std::move(video_encoder_config)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 474 | } |
| 475 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 476 | VideoFrame CreateFrame(int64_t ntp_time_ms, |
| 477 | rtc::Event* destruction_event) const { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 478 | VideoFrame frame = |
| 479 | VideoFrame::Builder() |
| 480 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 481 | destruction_event, codec_width_, codec_height_)) |
| 482 | .set_timestamp_rtp(99) |
| 483 | .set_timestamp_ms(99) |
| 484 | .set_rotation(kVideoRotation_0) |
| 485 | .build(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 486 | frame.set_ntp_time_ms(ntp_time_ms); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 487 | return frame; |
| 488 | } |
| 489 | |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 490 | VideoFrame CreateFrameWithUpdatedPixel(int64_t ntp_time_ms, |
| 491 | rtc::Event* destruction_event, |
| 492 | int offset_x) const { |
| 493 | VideoFrame frame = |
| 494 | VideoFrame::Builder() |
| 495 | .set_video_frame_buffer(new rtc::RefCountedObject<TestBuffer>( |
| 496 | destruction_event, codec_width_, codec_height_)) |
| 497 | .set_timestamp_rtp(99) |
| 498 | .set_timestamp_ms(99) |
| 499 | .set_rotation(kVideoRotation_0) |
Artem Titov | 5256d8b | 2019-12-02 10:34:12 +0100 | [diff] [blame] | 500 | .set_update_rect(VideoFrame::UpdateRect{offset_x, 0, 1, 1}) |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 501 | .build(); |
| 502 | frame.set_ntp_time_ms(ntp_time_ms); |
| 503 | return frame; |
| 504 | } |
| 505 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 506 | VideoFrame CreateFrame(int64_t ntp_time_ms, int width, int height) const { |
Artem Titov | 1ebfb6a | 2019-01-03 23:49:37 +0100 | [diff] [blame] | 507 | VideoFrame frame = |
| 508 | VideoFrame::Builder() |
| 509 | .set_video_frame_buffer( |
| 510 | new rtc::RefCountedObject<TestBuffer>(nullptr, width, height)) |
| 511 | .set_timestamp_rtp(99) |
| 512 | .set_timestamp_ms(99) |
| 513 | .set_rotation(kVideoRotation_0) |
| 514 | .build(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 515 | frame.set_ntp_time_ms(ntp_time_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 516 | frame.set_timestamp_us(ntp_time_ms * 1000); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 517 | return frame; |
| 518 | } |
| 519 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 520 | VideoFrame CreateFakeNativeFrame(int64_t ntp_time_ms, |
| 521 | rtc::Event* destruction_event, |
| 522 | int width, |
| 523 | int height) const { |
| 524 | VideoFrame frame = |
| 525 | VideoFrame::Builder() |
| 526 | .set_video_frame_buffer(new rtc::RefCountedObject<FakeNativeBuffer>( |
| 527 | destruction_event, width, height)) |
| 528 | .set_timestamp_rtp(99) |
| 529 | .set_timestamp_ms(99) |
| 530 | .set_rotation(kVideoRotation_0) |
| 531 | .build(); |
| 532 | frame.set_ntp_time_ms(ntp_time_ms); |
| 533 | return frame; |
| 534 | } |
| 535 | |
| 536 | VideoFrame CreateFakeNativeFrame(int64_t ntp_time_ms, |
| 537 | rtc::Event* destruction_event) const { |
| 538 | return CreateFakeNativeFrame(ntp_time_ms, destruction_event, codec_width_, |
| 539 | codec_height_); |
| 540 | } |
| 541 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 542 | void VerifyAllocatedBitrate(const VideoBitrateAllocation& expected_bitrate) { |
| 543 | MockBitrateObserver bitrate_observer; |
| 544 | video_stream_encoder_->SetBitrateAllocationObserver(&bitrate_observer); |
| 545 | |
| 546 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(expected_bitrate)) |
| 547 | .Times(1); |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 548 | video_stream_encoder_->OnBitrateUpdated( |
| 549 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 550 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 551 | |
| 552 | video_source_.IncomingCapturedFrame( |
| 553 | CreateFrame(1, codec_width_, codec_height_)); |
| 554 | WaitForEncodedFrame(1); |
| 555 | } |
| 556 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 557 | void VerifyNoLimitation(const rtc::VideoSinkWants& wants) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 558 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_framerate_fps); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 559 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_pixel_count); |
| 560 | EXPECT_FALSE(wants.target_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 561 | } |
| 562 | |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 563 | void VerifyFpsEqResolutionEq(const rtc::VideoSinkWants& wants1, |
| 564 | const rtc::VideoSinkWants& wants2) { |
| 565 | EXPECT_EQ(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 566 | EXPECT_EQ(wants1.max_pixel_count, wants2.max_pixel_count); |
| 567 | } |
| 568 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 569 | void VerifyFpsMaxResolutionMax(const rtc::VideoSinkWants& wants) { |
| 570 | EXPECT_EQ(kDefaultFramerate, wants.max_framerate_fps); |
| 571 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_pixel_count); |
| 572 | EXPECT_FALSE(wants.target_pixel_count); |
| 573 | } |
| 574 | |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 575 | void VerifyFpsMaxResolutionLt(const rtc::VideoSinkWants& wants1, |
| 576 | const rtc::VideoSinkWants& wants2) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 577 | EXPECT_EQ(kDefaultFramerate, wants1.max_framerate_fps); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 578 | EXPECT_LT(wants1.max_pixel_count, wants2.max_pixel_count); |
| 579 | EXPECT_GT(wants1.max_pixel_count, 0); |
| 580 | } |
| 581 | |
| 582 | void VerifyFpsMaxResolutionGt(const rtc::VideoSinkWants& wants1, |
| 583 | const rtc::VideoSinkWants& wants2) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 584 | EXPECT_EQ(kDefaultFramerate, wants1.max_framerate_fps); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 585 | EXPECT_GT(wants1.max_pixel_count, wants2.max_pixel_count); |
| 586 | } |
| 587 | |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 588 | void VerifyFpsMaxResolutionEq(const rtc::VideoSinkWants& wants1, |
| 589 | const rtc::VideoSinkWants& wants2) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 590 | EXPECT_EQ(kDefaultFramerate, wants1.max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 591 | EXPECT_EQ(wants1.max_pixel_count, wants2.max_pixel_count); |
| 592 | } |
| 593 | |
| 594 | void VerifyFpsLtResolutionEq(const rtc::VideoSinkWants& wants1, |
| 595 | const rtc::VideoSinkWants& wants2) { |
| 596 | EXPECT_LT(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 597 | EXPECT_EQ(wants1.max_pixel_count, wants2.max_pixel_count); |
| 598 | } |
| 599 | |
| 600 | void VerifyFpsGtResolutionEq(const rtc::VideoSinkWants& wants1, |
| 601 | const rtc::VideoSinkWants& wants2) { |
| 602 | EXPECT_GT(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 603 | EXPECT_EQ(wants1.max_pixel_count, wants2.max_pixel_count); |
| 604 | } |
| 605 | |
| 606 | void VerifyFpsEqResolutionLt(const rtc::VideoSinkWants& wants1, |
| 607 | const rtc::VideoSinkWants& wants2) { |
| 608 | EXPECT_EQ(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 609 | EXPECT_LT(wants1.max_pixel_count, wants2.max_pixel_count); |
| 610 | EXPECT_GT(wants1.max_pixel_count, 0); |
| 611 | } |
| 612 | |
| 613 | void VerifyFpsEqResolutionGt(const rtc::VideoSinkWants& wants1, |
| 614 | const rtc::VideoSinkWants& wants2) { |
| 615 | EXPECT_EQ(wants1.max_framerate_fps, wants2.max_framerate_fps); |
| 616 | EXPECT_GT(wants1.max_pixel_count, wants2.max_pixel_count); |
| 617 | } |
| 618 | |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 619 | void VerifyFpsMaxResolutionLt(const rtc::VideoSinkWants& wants, |
| 620 | int pixel_count) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 621 | EXPECT_EQ(kDefaultFramerate, wants.max_framerate_fps); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 622 | EXPECT_LT(wants.max_pixel_count, pixel_count); |
| 623 | EXPECT_GT(wants.max_pixel_count, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 624 | } |
| 625 | |
| 626 | void VerifyFpsLtResolutionMax(const rtc::VideoSinkWants& wants, int fps) { |
| 627 | EXPECT_LT(wants.max_framerate_fps, fps); |
| 628 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_pixel_count); |
| 629 | EXPECT_FALSE(wants.target_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 630 | } |
| 631 | |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 632 | void VerifyFpsEqResolutionMax(const rtc::VideoSinkWants& wants, |
| 633 | int expected_fps) { |
| 634 | EXPECT_EQ(expected_fps, wants.max_framerate_fps); |
| 635 | EXPECT_EQ(std::numeric_limits<int>::max(), wants.max_pixel_count); |
| 636 | EXPECT_FALSE(wants.target_pixel_count); |
| 637 | } |
| 638 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 639 | void VerifyBalancedModeFpsRange(const rtc::VideoSinkWants& wants, |
| 640 | int last_frame_pixels) { |
| 641 | // Balanced mode should always scale FPS to the desired range before |
| 642 | // attempting to scale resolution. |
| 643 | int fps_limit = wants.max_framerate_fps; |
| 644 | if (last_frame_pixels <= 320 * 240) { |
| 645 | EXPECT_TRUE(7 <= fps_limit && fps_limit <= 10); |
| 646 | } else if (last_frame_pixels <= 480 * 270) { |
| 647 | EXPECT_TRUE(10 <= fps_limit && fps_limit <= 15); |
| 648 | } else if (last_frame_pixels <= 640 * 480) { |
| 649 | EXPECT_LE(15, fps_limit); |
| 650 | } else { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 651 | EXPECT_EQ(kDefaultFramerate, fps_limit); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 652 | } |
| 653 | } |
| 654 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 655 | void WaitForEncodedFrame(int64_t expected_ntp_time) { |
| 656 | sink_.WaitForEncodedFrame(expected_ntp_time); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 657 | fake_clock_.AdvanceTime(TimeDelta::seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 658 | } |
| 659 | |
| 660 | bool TimedWaitForEncodedFrame(int64_t expected_ntp_time, int64_t timeout_ms) { |
| 661 | bool ok = sink_.TimedWaitForEncodedFrame(expected_ntp_time, timeout_ms); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 662 | fake_clock_.AdvanceTime(TimeDelta::seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 663 | return ok; |
| 664 | } |
| 665 | |
| 666 | void WaitForEncodedFrame(uint32_t expected_width, uint32_t expected_height) { |
| 667 | sink_.WaitForEncodedFrame(expected_width, expected_height); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 668 | fake_clock_.AdvanceTime(TimeDelta::seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 669 | } |
| 670 | |
| 671 | void ExpectDroppedFrame() { |
| 672 | sink_.ExpectDroppedFrame(); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 673 | fake_clock_.AdvanceTime(TimeDelta::seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 674 | } |
| 675 | |
| 676 | bool WaitForFrame(int64_t timeout_ms) { |
| 677 | bool ok = sink_.WaitForFrame(timeout_ms); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 678 | fake_clock_.AdvanceTime(TimeDelta::seconds(1) / max_framerate_); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 679 | return ok; |
| 680 | } |
| 681 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 682 | class TestEncoder : public test::FakeEncoder { |
| 683 | public: |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 684 | TestEncoder() : FakeEncoder(Clock::GetRealTimeClock()) {} |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 685 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 686 | VideoCodec codec_config() const { |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 687 | rtc::CritScope lock(&crit_sect_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 688 | return config_; |
| 689 | } |
| 690 | |
| 691 | void BlockNextEncode() { |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 692 | rtc::CritScope lock(&local_crit_sect_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 693 | block_next_encode_ = true; |
| 694 | } |
| 695 | |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 696 | VideoEncoder::EncoderInfo GetEncoderInfo() const override { |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 697 | rtc::CritScope lock(&local_crit_sect_); |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 698 | EncoderInfo info; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 699 | if (initialized_ == EncoderState::kInitialized) { |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 700 | if (quality_scaling_) { |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 701 | info.scaling_settings = VideoEncoder::ScalingSettings( |
| 702 | kQpLow, kQpHigh, kMinPixelsPerFrame); |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 703 | } |
| 704 | info.is_hardware_accelerated = is_hardware_accelerated_; |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 705 | for (int i = 0; i < kMaxSpatialLayers; ++i) { |
| 706 | if (temporal_layers_supported_[i]) { |
| 707 | int num_layers = temporal_layers_supported_[i].value() ? 2 : 1; |
| 708 | info.fps_allocation[i].resize(num_layers); |
| 709 | } |
| 710 | } |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 711 | } |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 712 | |
| 713 | info.resolution_bitrate_limits = resolution_bitrate_limits_; |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 714 | info.requested_resolution_alignment = requested_resolution_alignment_; |
Erik Språng | aed3070 | 2018-11-05 12:57:17 +0100 | [diff] [blame] | 715 | return info; |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 716 | } |
| 717 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 718 | int32_t RegisterEncodeCompleteCallback( |
| 719 | EncodedImageCallback* callback) override { |
| 720 | rtc::CritScope lock(&local_crit_sect_); |
| 721 | encoded_image_callback_ = callback; |
| 722 | return FakeEncoder::RegisterEncodeCompleteCallback(callback); |
| 723 | } |
| 724 | |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 725 | void ContinueEncode() { continue_encode_event_.Set(); } |
| 726 | |
| 727 | void CheckLastTimeStampsMatch(int64_t ntp_time_ms, |
| 728 | uint32_t timestamp) const { |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 729 | rtc::CritScope lock(&local_crit_sect_); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 730 | EXPECT_EQ(timestamp_, timestamp); |
| 731 | EXPECT_EQ(ntp_time_ms_, ntp_time_ms); |
| 732 | } |
| 733 | |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 734 | void SetQualityScaling(bool b) { |
| 735 | rtc::CritScope lock(&local_crit_sect_); |
| 736 | quality_scaling_ = b; |
| 737 | } |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 738 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 739 | void SetRequestedResolutionAlignment(int requested_resolution_alignment) { |
| 740 | rtc::CritScope lock(&local_crit_sect_); |
| 741 | requested_resolution_alignment_ = requested_resolution_alignment; |
| 742 | } |
| 743 | |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 744 | void SetIsHardwareAccelerated(bool is_hardware_accelerated) { |
| 745 | rtc::CritScope lock(&local_crit_sect_); |
| 746 | is_hardware_accelerated_ = is_hardware_accelerated; |
| 747 | } |
| 748 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 749 | void SetTemporalLayersSupported(size_t spatial_idx, bool supported) { |
| 750 | RTC_DCHECK_LT(spatial_idx, kMaxSpatialLayers); |
| 751 | rtc::CritScope lock(&local_crit_sect_); |
| 752 | temporal_layers_supported_[spatial_idx] = supported; |
| 753 | } |
| 754 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 755 | void SetResolutionBitrateLimits( |
| 756 | std::vector<ResolutionBitrateLimits> thresholds) { |
| 757 | rtc::CritScope cs(&local_crit_sect_); |
| 758 | resolution_bitrate_limits_ = thresholds; |
| 759 | } |
| 760 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 761 | void ForceInitEncodeFailure(bool force_failure) { |
| 762 | rtc::CritScope lock(&local_crit_sect_); |
| 763 | force_init_encode_failed_ = force_failure; |
| 764 | } |
| 765 | |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 766 | void SimulateOvershoot(double rate_factor) { |
| 767 | rtc::CritScope lock(&local_crit_sect_); |
| 768 | rate_factor_ = rate_factor; |
| 769 | } |
| 770 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 771 | uint32_t GetLastFramerate() const { |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 772 | rtc::CritScope lock(&local_crit_sect_); |
| 773 | return last_framerate_; |
| 774 | } |
| 775 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 776 | VideoFrame::UpdateRect GetLastUpdateRect() const { |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 777 | rtc::CritScope lock(&local_crit_sect_); |
| 778 | return last_update_rect_; |
| 779 | } |
| 780 | |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 781 | const std::vector<VideoFrameType>& LastFrameTypes() const { |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 782 | rtc::CritScope lock(&local_crit_sect_); |
| 783 | return last_frame_types_; |
| 784 | } |
| 785 | |
| 786 | void InjectFrame(const VideoFrame& input_image, bool keyframe) { |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 787 | const std::vector<VideoFrameType> frame_type = { |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 788 | keyframe ? VideoFrameType::kVideoFrameKey |
| 789 | : VideoFrameType::kVideoFrameDelta}; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 790 | { |
| 791 | rtc::CritScope lock(&local_crit_sect_); |
| 792 | last_frame_types_ = frame_type; |
| 793 | } |
Niels Möller | b859b32 | 2019-03-07 12:40:01 +0100 | [diff] [blame] | 794 | FakeEncoder::Encode(input_image, &frame_type); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 795 | } |
| 796 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 797 | void InjectEncodedImage(const EncodedImage& image) { |
| 798 | rtc::CritScope lock(&local_crit_sect_); |
| 799 | encoded_image_callback_->OnEncodedImage(image, nullptr, nullptr); |
| 800 | } |
| 801 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 802 | void InjectEncodedImage(const EncodedImage& image, |
| 803 | const CodecSpecificInfo* codec_specific_info, |
| 804 | const RTPFragmentationHeader* fragmentation) { |
| 805 | rtc::CritScope lock(&local_crit_sect_); |
| 806 | encoded_image_callback_->OnEncodedImage(image, codec_specific_info, |
| 807 | fragmentation); |
| 808 | } |
| 809 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 810 | void ExpectNullFrame() { |
| 811 | rtc::CritScope lock(&local_crit_sect_); |
| 812 | expect_null_frame_ = true; |
| 813 | } |
| 814 | |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 815 | absl::optional<VideoEncoder::RateControlParameters> |
| 816 | GetAndResetLastRateControlSettings() { |
| 817 | auto settings = last_rate_control_settings_; |
| 818 | last_rate_control_settings_.reset(); |
| 819 | return settings; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 820 | } |
| 821 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 822 | int GetNumEncoderInitializations() const { |
| 823 | rtc::CritScope lock(&local_crit_sect_); |
| 824 | return num_encoder_initializations_; |
| 825 | } |
| 826 | |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 827 | int GetNumSetRates() const { |
| 828 | rtc::CritScope lock(&local_crit_sect_); |
| 829 | return num_set_rates_; |
| 830 | } |
| 831 | |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 832 | private: |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 833 | int32_t Encode(const VideoFrame& input_image, |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 834 | const std::vector<VideoFrameType>* frame_types) override { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 835 | bool block_encode; |
| 836 | { |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 837 | rtc::CritScope lock(&local_crit_sect_); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 838 | if (expect_null_frame_) { |
| 839 | EXPECT_EQ(input_image.timestamp(), 0u); |
| 840 | EXPECT_EQ(input_image.width(), 1); |
| 841 | last_frame_types_ = *frame_types; |
| 842 | expect_null_frame_ = false; |
| 843 | } else { |
| 844 | EXPECT_GT(input_image.timestamp(), timestamp_); |
| 845 | EXPECT_GT(input_image.ntp_time_ms(), ntp_time_ms_); |
| 846 | EXPECT_EQ(input_image.timestamp(), input_image.ntp_time_ms() * 90); |
| 847 | } |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 848 | |
| 849 | timestamp_ = input_image.timestamp(); |
| 850 | ntp_time_ms_ = input_image.ntp_time_ms(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 851 | last_input_width_ = input_image.width(); |
| 852 | last_input_height_ = input_image.height(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 853 | block_encode = block_next_encode_; |
| 854 | block_next_encode_ = false; |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 855 | last_update_rect_ = input_image.update_rect(); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 856 | last_frame_types_ = *frame_types; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 857 | } |
Niels Möller | b859b32 | 2019-03-07 12:40:01 +0100 | [diff] [blame] | 858 | int32_t result = FakeEncoder::Encode(input_image, frame_types); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 859 | if (block_encode) |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 860 | EXPECT_TRUE(continue_encode_event_.Wait(kDefaultTimeoutMs)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 861 | return result; |
| 862 | } |
| 863 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 864 | int32_t InitEncode(const VideoCodec* config, |
Elad Alon | 370f93a | 2019-06-11 14:57:57 +0200 | [diff] [blame] | 865 | const Settings& settings) override { |
| 866 | int res = FakeEncoder::InitEncode(config, settings); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 867 | |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 868 | rtc::CritScope lock(&local_crit_sect_); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 869 | EXPECT_EQ(initialized_, EncoderState::kUninitialized); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 870 | |
| 871 | ++num_encoder_initializations_; |
| 872 | |
Erik Språng | 82fad3d | 2018-03-21 09:57:23 +0100 | [diff] [blame] | 873 | if (config->codecType == kVideoCodecVP8) { |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 874 | // Simulate setting up temporal layers, in order to validate the life |
| 875 | // cycle of these objects. |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 876 | Vp8TemporalLayersFactory factory; |
Elad Alon | 45befc5 | 2019-07-02 11:20:09 +0200 | [diff] [blame] | 877 | frame_buffer_controller_ = |
| 878 | factory.Create(*config, settings, &fec_controller_override_); |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 879 | } |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 880 | if (force_init_encode_failed_) { |
| 881 | initialized_ = EncoderState::kInitializationFailed; |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 882 | return -1; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 883 | } |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 884 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 885 | initialized_ = EncoderState::kInitialized; |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 886 | return res; |
| 887 | } |
| 888 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 889 | int32_t Release() override { |
| 890 | rtc::CritScope lock(&local_crit_sect_); |
| 891 | EXPECT_NE(initialized_, EncoderState::kUninitialized); |
| 892 | initialized_ = EncoderState::kUninitialized; |
| 893 | return FakeEncoder::Release(); |
| 894 | } |
| 895 | |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 896 | void SetRates(const RateControlParameters& parameters) { |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 897 | rtc::CritScope lock(&local_crit_sect_); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 898 | num_set_rates_++; |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 899 | VideoBitrateAllocation adjusted_rate_allocation; |
| 900 | for (size_t si = 0; si < kMaxSpatialLayers; ++si) { |
| 901 | for (size_t ti = 0; ti < kMaxTemporalStreams; ++ti) { |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 902 | if (parameters.bitrate.HasBitrate(si, ti)) { |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 903 | adjusted_rate_allocation.SetBitrate( |
| 904 | si, ti, |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 905 | static_cast<uint32_t>(parameters.bitrate.GetBitrate(si, ti) * |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 906 | rate_factor_)); |
| 907 | } |
| 908 | } |
| 909 | } |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 910 | last_framerate_ = static_cast<uint32_t>(parameters.framerate_fps + 0.5); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 911 | last_rate_control_settings_ = parameters; |
Erik Språng | 16cb8f5 | 2019-04-12 13:59:09 +0200 | [diff] [blame] | 912 | RateControlParameters adjusted_paramters = parameters; |
| 913 | adjusted_paramters.bitrate = adjusted_rate_allocation; |
| 914 | FakeEncoder::SetRates(adjusted_paramters); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 915 | } |
| 916 | |
brandtr | e78d266 | 2017-01-16 05:57:16 -0800 | [diff] [blame] | 917 | rtc::CriticalSection local_crit_sect_; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 918 | enum class EncoderState { |
| 919 | kUninitialized, |
| 920 | kInitializationFailed, |
| 921 | kInitialized |
| 922 | } initialized_ RTC_GUARDED_BY(local_crit_sect_) = |
| 923 | EncoderState::kUninitialized; |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 924 | bool block_next_encode_ RTC_GUARDED_BY(local_crit_sect_) = false; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 925 | rtc::Event continue_encode_event_; |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 926 | uint32_t timestamp_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
| 927 | int64_t ntp_time_ms_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
| 928 | int last_input_width_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
| 929 | int last_input_height_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
| 930 | bool quality_scaling_ RTC_GUARDED_BY(local_crit_sect_) = true; |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 931 | int requested_resolution_alignment_ RTC_GUARDED_BY(local_crit_sect_) = 1; |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 932 | bool is_hardware_accelerated_ RTC_GUARDED_BY(local_crit_sect_) = false; |
Elad Alon | cde8ab2 | 2019-03-20 11:56:20 +0100 | [diff] [blame] | 933 | std::unique_ptr<Vp8FrameBufferController> frame_buffer_controller_ |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 934 | RTC_GUARDED_BY(local_crit_sect_); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 935 | absl::optional<bool> |
| 936 | temporal_layers_supported_[kMaxSpatialLayers] RTC_GUARDED_BY( |
| 937 | local_crit_sect_); |
danilchap | a37de39 | 2017-09-09 04:17:22 -0700 | [diff] [blame] | 938 | bool force_init_encode_failed_ RTC_GUARDED_BY(local_crit_sect_) = false; |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 939 | double rate_factor_ RTC_GUARDED_BY(local_crit_sect_) = 1.0; |
| 940 | uint32_t last_framerate_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 941 | absl::optional<VideoEncoder::RateControlParameters> |
| 942 | last_rate_control_settings_; |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 943 | VideoFrame::UpdateRect last_update_rect_ |
| 944 | RTC_GUARDED_BY(local_crit_sect_) = {0, 0, 0, 0}; |
Niels Möller | 87e2d78 | 2019-03-07 10:18:23 +0100 | [diff] [blame] | 945 | std::vector<VideoFrameType> last_frame_types_; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 946 | bool expect_null_frame_ = false; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 947 | EncodedImageCallback* encoded_image_callback_ |
| 948 | RTC_GUARDED_BY(local_crit_sect_) = nullptr; |
Elad Alon | 45befc5 | 2019-07-02 11:20:09 +0200 | [diff] [blame] | 949 | MockFecControllerOverride fec_controller_override_; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 950 | int num_encoder_initializations_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 951 | std::vector<ResolutionBitrateLimits> resolution_bitrate_limits_ |
| 952 | RTC_GUARDED_BY(local_crit_sect_); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 953 | int num_set_rates_ RTC_GUARDED_BY(local_crit_sect_) = 0; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 954 | }; |
| 955 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 956 | class TestSink : public VideoStreamEncoder::EncoderSink { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 957 | public: |
| 958 | explicit TestSink(TestEncoder* test_encoder) |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 959 | : test_encoder_(test_encoder) {} |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 960 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 961 | void WaitForEncodedFrame(int64_t expected_ntp_time) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 962 | EXPECT_TRUE( |
| 963 | TimedWaitForEncodedFrame(expected_ntp_time, kDefaultTimeoutMs)); |
| 964 | } |
| 965 | |
| 966 | bool TimedWaitForEncodedFrame(int64_t expected_ntp_time, |
| 967 | int64_t timeout_ms) { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 968 | uint32_t timestamp = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 969 | if (!encoded_frame_event_.Wait(timeout_ms)) |
| 970 | return false; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 971 | { |
| 972 | rtc::CritScope lock(&crit_); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 973 | timestamp = last_timestamp_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 974 | } |
| 975 | test_encoder_->CheckLastTimeStampsMatch(expected_ntp_time, timestamp); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 976 | return true; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 977 | } |
| 978 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 979 | void WaitForEncodedFrame(uint32_t expected_width, |
| 980 | uint32_t expected_height) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 981 | EXPECT_TRUE(encoded_frame_event_.Wait(kDefaultTimeoutMs)); |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 982 | CheckLastFrameSizeMatches(expected_width, expected_height); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 983 | } |
| 984 | |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 985 | void CheckLastFrameSizeMatches(uint32_t expected_width, |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 986 | uint32_t expected_height) { |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 987 | uint32_t width = 0; |
| 988 | uint32_t height = 0; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 989 | { |
| 990 | rtc::CritScope lock(&crit_); |
| 991 | width = last_width_; |
| 992 | height = last_height_; |
| 993 | } |
| 994 | EXPECT_EQ(expected_height, height); |
| 995 | EXPECT_EQ(expected_width, width); |
| 996 | } |
| 997 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 998 | void CheckLastFrameSizeIsMultipleOf(int resolution_alignment) { |
| 999 | int width = 0; |
| 1000 | int height = 0; |
| 1001 | { |
| 1002 | rtc::CritScope lock(&crit_); |
| 1003 | width = last_width_; |
| 1004 | height = last_height_; |
| 1005 | } |
| 1006 | EXPECT_EQ(width % resolution_alignment, 0); |
| 1007 | EXPECT_EQ(height % resolution_alignment, 0); |
| 1008 | } |
| 1009 | |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1010 | void CheckLastFrameRotationMatches(VideoRotation expected_rotation) { |
| 1011 | VideoRotation rotation; |
| 1012 | { |
| 1013 | rtc::CritScope lock(&crit_); |
| 1014 | rotation = last_rotation_; |
| 1015 | } |
| 1016 | EXPECT_EQ(expected_rotation, rotation); |
| 1017 | } |
| 1018 | |
kthelgason | 2fc5254 | 2017-03-03 00:24:41 -0800 | [diff] [blame] | 1019 | void ExpectDroppedFrame() { EXPECT_FALSE(encoded_frame_event_.Wait(100)); } |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 1020 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1021 | bool WaitForFrame(int64_t timeout_ms) { |
| 1022 | return encoded_frame_event_.Wait(timeout_ms); |
| 1023 | } |
| 1024 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1025 | void SetExpectNoFrames() { |
| 1026 | rtc::CritScope lock(&crit_); |
| 1027 | expect_frames_ = false; |
| 1028 | } |
| 1029 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1030 | int number_of_reconfigurations() const { |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1031 | rtc::CritScope lock(&crit_); |
| 1032 | return number_of_reconfigurations_; |
| 1033 | } |
| 1034 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1035 | int last_min_transmit_bitrate() const { |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1036 | rtc::CritScope lock(&crit_); |
| 1037 | return min_transmit_bitrate_bps_; |
| 1038 | } |
| 1039 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1040 | void SetNumExpectedLayers(size_t num_layers) { |
| 1041 | rtc::CritScope lock(&crit_); |
| 1042 | num_expected_layers_ = num_layers; |
| 1043 | } |
| 1044 | |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1045 | int64_t GetLastCaptureTimeMs() const { |
| 1046 | rtc::CritScope lock(&crit_); |
| 1047 | return last_capture_time_ms_; |
| 1048 | } |
| 1049 | |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1050 | std::vector<uint8_t> GetLastEncodedImageData() { |
| 1051 | rtc::CritScope lock(&crit_); |
| 1052 | return std::move(last_encoded_image_data_); |
| 1053 | } |
| 1054 | |
| 1055 | RTPFragmentationHeader GetLastFragmentation() { |
| 1056 | rtc::CritScope lock(&crit_); |
| 1057 | return std::move(last_fragmentation_); |
| 1058 | } |
| 1059 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1060 | private: |
sergeyu | 2cb155a | 2016-11-04 11:39:29 -0700 | [diff] [blame] | 1061 | Result OnEncodedImage( |
| 1062 | const EncodedImage& encoded_image, |
| 1063 | const CodecSpecificInfo* codec_specific_info, |
| 1064 | const RTPFragmentationHeader* fragmentation) override { |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1065 | rtc::CritScope lock(&crit_); |
| 1066 | EXPECT_TRUE(expect_frames_); |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1067 | last_encoded_image_data_ = std::vector<uint8_t>( |
| 1068 | encoded_image.data(), encoded_image.data() + encoded_image.size()); |
| 1069 | if (fragmentation) { |
| 1070 | last_fragmentation_.CopyFrom(*fragmentation); |
| 1071 | } |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1072 | uint32_t timestamp = encoded_image.Timestamp(); |
| 1073 | if (last_timestamp_ != timestamp) { |
| 1074 | num_received_layers_ = 1; |
| 1075 | } else { |
| 1076 | ++num_received_layers_; |
| 1077 | } |
| 1078 | last_timestamp_ = timestamp; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1079 | last_capture_time_ms_ = encoded_image.capture_time_ms_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1080 | last_width_ = encoded_image._encodedWidth; |
| 1081 | last_height_ = encoded_image._encodedHeight; |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1082 | last_rotation_ = encoded_image.rotation_; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1083 | if (num_received_layers_ == num_expected_layers_) { |
| 1084 | encoded_frame_event_.Set(); |
| 1085 | } |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1086 | return Result(Result::OK, last_timestamp_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1087 | } |
| 1088 | |
Rasmus Brandt | c402dbe | 2019-02-04 11:09:46 +0100 | [diff] [blame] | 1089 | void OnEncoderConfigurationChanged( |
| 1090 | std::vector<VideoStream> streams, |
| 1091 | VideoEncoderConfig::ContentType content_type, |
| 1092 | int min_transmit_bitrate_bps) override { |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1093 | rtc::CritScope lock(&crit_); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1094 | ++number_of_reconfigurations_; |
| 1095 | min_transmit_bitrate_bps_ = min_transmit_bitrate_bps; |
| 1096 | } |
| 1097 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1098 | rtc::CriticalSection crit_; |
| 1099 | TestEncoder* test_encoder_; |
| 1100 | rtc::Event encoded_frame_event_; |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 1101 | std::vector<uint8_t> last_encoded_image_data_; |
| 1102 | RTPFragmentationHeader last_fragmentation_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1103 | uint32_t last_timestamp_ = 0; |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 1104 | int64_t last_capture_time_ms_ = 0; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1105 | uint32_t last_height_ = 0; |
| 1106 | uint32_t last_width_ = 0; |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 1107 | VideoRotation last_rotation_ = kVideoRotation_0; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 1108 | size_t num_expected_layers_ = 1; |
| 1109 | size_t num_received_layers_ = 0; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1110 | bool expect_frames_ = true; |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1111 | int number_of_reconfigurations_ = 0; |
| 1112 | int min_transmit_bitrate_bps_ = 0; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1113 | }; |
| 1114 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1115 | class VideoBitrateAllocatorProxyFactory |
| 1116 | : public VideoBitrateAllocatorFactory { |
| 1117 | public: |
| 1118 | VideoBitrateAllocatorProxyFactory() |
| 1119 | : bitrate_allocator_factory_( |
| 1120 | CreateBuiltinVideoBitrateAllocatorFactory()) {} |
| 1121 | |
| 1122 | std::unique_ptr<VideoBitrateAllocator> CreateVideoBitrateAllocator( |
| 1123 | const VideoCodec& codec) override { |
| 1124 | rtc::CritScope lock(&crit_); |
| 1125 | codec_config_ = codec; |
| 1126 | return bitrate_allocator_factory_->CreateVideoBitrateAllocator(codec); |
| 1127 | } |
| 1128 | |
| 1129 | VideoCodec codec_config() const { |
| 1130 | rtc::CritScope lock(&crit_); |
| 1131 | return codec_config_; |
| 1132 | } |
| 1133 | |
| 1134 | private: |
| 1135 | std::unique_ptr<VideoBitrateAllocatorFactory> bitrate_allocator_factory_; |
| 1136 | |
| 1137 | rtc::CriticalSection crit_; |
| 1138 | VideoCodec codec_config_ RTC_GUARDED_BY(crit_); |
| 1139 | }; |
| 1140 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1141 | VideoSendStream::Config video_send_config_; |
Erik Språng | 08127a9 | 2016-11-16 16:41:30 +0100 | [diff] [blame] | 1142 | VideoEncoderConfig video_encoder_config_; |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1143 | int codec_width_; |
| 1144 | int codec_height_; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1145 | int max_framerate_; |
Erik Språng | 8226875 | 2019-08-29 15:07:47 +0200 | [diff] [blame] | 1146 | rtc::ScopedFakeClock fake_clock_; |
Danil Chapovalov | d3ba236 | 2019-04-10 17:01:23 +0200 | [diff] [blame] | 1147 | const std::unique_ptr<TaskQueueFactory> task_queue_factory_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1148 | TestEncoder fake_encoder_; |
Niels Möller | cbcbc22 | 2018-09-28 09:07:24 +0200 | [diff] [blame] | 1149 | test::VideoEncoderProxyFactory encoder_factory_; |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1150 | VideoBitrateAllocatorProxyFactory bitrate_allocator_factory_; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1151 | std::unique_ptr<MockableSendStatisticsProxy> stats_proxy_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1152 | TestSink sink_; |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 1153 | AdaptingFrameForwarder video_source_; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1154 | std::unique_ptr<VideoStreamEncoderUnderTest> video_stream_encoder_; |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1155 | }; |
| 1156 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1157 | TEST_F(VideoStreamEncoderTest, EncodeOneFrame) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1158 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1159 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1160 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1161 | rtc::Event frame_destroyed_event; |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1162 | video_source_.IncomingCapturedFrame(CreateFrame(1, &frame_destroyed_event)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1163 | WaitForEncodedFrame(1); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1164 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1165 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1166 | } |
| 1167 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1168 | TEST_F(VideoStreamEncoderTest, DropsFramesBeforeFirstOnBitrateUpdated) { |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1169 | // Dropped since no target bitrate has been set. |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1170 | rtc::Event frame_destroyed_event; |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1171 | // The encoder will cache up to one frame for a short duration. Adding two |
| 1172 | // frames means that the first frame will be dropped and the second frame will |
| 1173 | // be sent when the encoder is enabled. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1174 | video_source_.IncomingCapturedFrame(CreateFrame(1, &frame_destroyed_event)); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1175 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1176 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1177 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1178 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1179 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1180 | DataRate::bps(kTargetBitrateBps), 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1181 | |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1182 | // The pending frame should be received. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1183 | WaitForEncodedFrame(2); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1184 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 1185 | |
| 1186 | WaitForEncodedFrame(3); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1187 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1188 | } |
| 1189 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1190 | TEST_F(VideoStreamEncoderTest, DropsFramesWhenRateSetToZero) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1191 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1192 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1193 | DataRate::bps(kTargetBitrateBps), 0, 0); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1194 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1195 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1196 | |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1197 | video_stream_encoder_->OnBitrateUpdated(DataRate::bps(0), DataRate::bps(0), |
| 1198 | DataRate::bps(0), 0, 0); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1199 | // The encoder will cache up to one frame for a short duration. Adding two |
| 1200 | // frames means that the first frame will be dropped and the second frame will |
| 1201 | // be sent when the encoder is resumed. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1202 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1203 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1204 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1205 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1206 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1207 | DataRate::bps(kTargetBitrateBps), 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1208 | WaitForEncodedFrame(3); |
Sebastian Jansson | a317705 | 2018-04-10 13:05:49 +0200 | [diff] [blame] | 1209 | video_source_.IncomingCapturedFrame(CreateFrame(4, nullptr)); |
| 1210 | WaitForEncodedFrame(4); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1211 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1212 | } |
| 1213 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1214 | TEST_F(VideoStreamEncoderTest, DropsFramesWithSameOrOldNtpTimestamp) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1215 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1216 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1217 | DataRate::bps(kTargetBitrateBps), 0, 0); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1218 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1219 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1220 | |
| 1221 | // This frame will be dropped since it has the same ntp timestamp. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1222 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1223 | |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1224 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1225 | WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1226 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1227 | } |
| 1228 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1229 | TEST_F(VideoStreamEncoderTest, DropsFrameAfterStop) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1230 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1231 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1232 | DataRate::bps(kTargetBitrateBps), 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1233 | |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1234 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1235 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1236 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1237 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1238 | sink_.SetExpectNoFrames(); |
Niels Möller | c572ff3 | 2018-11-07 08:43:50 +0100 | [diff] [blame] | 1239 | rtc::Event frame_destroyed_event; |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1240 | video_source_.IncomingCapturedFrame(CreateFrame(2, &frame_destroyed_event)); |
| 1241 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1242 | } |
| 1243 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1244 | TEST_F(VideoStreamEncoderTest, DropsPendingFramesOnSlowEncode) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1245 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1246 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1247 | DataRate::bps(kTargetBitrateBps), 0, 0); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1248 | |
| 1249 | fake_encoder_.BlockNextEncode(); |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1250 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1251 | WaitForEncodedFrame(1); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1252 | // Here, the encoder thread will be blocked in the TestEncoder waiting for a |
| 1253 | // call to ContinueEncode. |
perkj | a49cbd3 | 2016-09-16 07:53:41 -0700 | [diff] [blame] | 1254 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1255 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1256 | fake_encoder_.ContinueEncode(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1257 | WaitForEncodedFrame(3); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1258 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1259 | video_stream_encoder_->Stop(); |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 1260 | } |
| 1261 | |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1262 | TEST_F(VideoStreamEncoderTest, DropFrameWithFailedI420Conversion) { |
| 1263 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1264 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1265 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1266 | |
| 1267 | rtc::Event frame_destroyed_event; |
| 1268 | video_source_.IncomingCapturedFrame( |
| 1269 | CreateFakeNativeFrame(1, &frame_destroyed_event)); |
| 1270 | ExpectDroppedFrame(); |
| 1271 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
| 1272 | video_stream_encoder_->Stop(); |
| 1273 | } |
| 1274 | |
| 1275 | TEST_F(VideoStreamEncoderTest, DropFrameWithFailedI420ConversionWithCrop) { |
| 1276 | // Use the cropping factory. |
| 1277 | video_encoder_config_.video_stream_factory = |
| 1278 | new rtc::RefCountedObject<CroppingVideoStreamFactory>(1, 30); |
| 1279 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config_), |
| 1280 | kMaxPayloadLength); |
| 1281 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 1282 | |
| 1283 | // Capture a frame at codec_width_/codec_height_. |
| 1284 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1285 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1286 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Noah Richards | 51db421 | 2019-06-12 06:59:12 -0700 | [diff] [blame] | 1287 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1288 | WaitForEncodedFrame(1); |
| 1289 | // The encoder will have been configured once. |
| 1290 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
| 1291 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1292 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
| 1293 | |
| 1294 | // Now send in a fake frame that needs to be cropped as the width/height |
| 1295 | // aren't divisible by 4 (see CreateEncoderStreams above). |
| 1296 | rtc::Event frame_destroyed_event; |
| 1297 | video_source_.IncomingCapturedFrame(CreateFakeNativeFrame( |
| 1298 | 2, &frame_destroyed_event, codec_width_ + 1, codec_height_ + 1)); |
| 1299 | ExpectDroppedFrame(); |
| 1300 | EXPECT_TRUE(frame_destroyed_event.Wait(kDefaultTimeoutMs)); |
| 1301 | video_stream_encoder_->Stop(); |
| 1302 | } |
| 1303 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1304 | TEST_F(VideoStreamEncoderTest, |
| 1305 | ConfigureEncoderTriggersOnEncoderConfigurationChanged) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1306 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1307 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1308 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1309 | EXPECT_EQ(0, sink_.number_of_reconfigurations()); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1310 | |
| 1311 | // Capture a frame and wait for it to synchronize with the encoder thread. |
Per | f8c5f2b | 2016-09-23 16:24:55 +0200 | [diff] [blame] | 1312 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1313 | WaitForEncodedFrame(1); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1314 | // The encoder will have been configured once when the first frame is |
| 1315 | // received. |
| 1316 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1317 | |
| 1318 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 1319 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1320 | video_encoder_config.min_transmit_bitrate_bps = 9999; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1321 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 1322 | kMaxPayloadLength); |
Per | 512ecb3 | 2016-09-23 15:52:06 +0200 | [diff] [blame] | 1323 | |
| 1324 | // Capture a frame and wait for it to synchronize with the encoder thread. |
Per | f8c5f2b | 2016-09-23 16:24:55 +0200 | [diff] [blame] | 1325 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1326 | WaitForEncodedFrame(2); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1327 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
perkj | 3b703ed | 2016-09-29 23:25:40 -0700 | [diff] [blame] | 1328 | EXPECT_EQ(9999, sink_.last_min_transmit_bitrate()); |
perkj | 26105b4 | 2016-09-29 22:39:10 -0700 | [diff] [blame] | 1329 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1330 | video_stream_encoder_->Stop(); |
perkj | 26105b4 | 2016-09-29 22:39:10 -0700 | [diff] [blame] | 1331 | } |
| 1332 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1333 | TEST_F(VideoStreamEncoderTest, FrameResolutionChangeReconfigureEncoder) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1334 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1335 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1336 | DataRate::bps(kTargetBitrateBps), 0, 0); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1337 | |
| 1338 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1339 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1340 | WaitForEncodedFrame(1); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1341 | // The encoder will have been configured once. |
| 1342 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1343 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1344 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
| 1345 | |
| 1346 | codec_width_ *= 2; |
| 1347 | codec_height_ *= 2; |
| 1348 | // Capture a frame with a higher resolution and wait for it to synchronize |
| 1349 | // with the encoder thread. |
| 1350 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1351 | WaitForEncodedFrame(2); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1352 | EXPECT_EQ(codec_width_, fake_encoder_.codec_config().width); |
| 1353 | EXPECT_EQ(codec_height_, fake_encoder_.codec_config().height); |
Per | 21d45d2 | 2016-10-30 21:37:57 +0100 | [diff] [blame] | 1354 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1355 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1356 | video_stream_encoder_->Stop(); |
perkj | fa10b55 | 2016-10-02 23:45:26 -0700 | [diff] [blame] | 1357 | } |
| 1358 | |
Sergey Silkin | 443b7ee | 2019-06-28 12:53:07 +0200 | [diff] [blame] | 1359 | TEST_F(VideoStreamEncoderTest, |
| 1360 | EncoderInstanceDestroyedBeforeAnotherInstanceCreated) { |
| 1361 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1362 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1363 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Sergey Silkin | 443b7ee | 2019-06-28 12:53:07 +0200 | [diff] [blame] | 1364 | |
| 1365 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1366 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1367 | WaitForEncodedFrame(1); |
| 1368 | |
| 1369 | VideoEncoderConfig video_encoder_config; |
| 1370 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1371 | // Changing the max payload data length recreates encoder. |
| 1372 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
| 1373 | kMaxPayloadLength / 2); |
| 1374 | |
| 1375 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1376 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1377 | WaitForEncodedFrame(2); |
| 1378 | EXPECT_EQ(1, encoder_factory_.GetMaxNumberOfSimultaneousEncoderInstances()); |
| 1379 | |
| 1380 | video_stream_encoder_->Stop(); |
| 1381 | } |
| 1382 | |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1383 | TEST_F(VideoStreamEncoderTest, BitrateLimitsChangeReconfigureRateAllocator) { |
| 1384 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1385 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1386 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1387 | |
| 1388 | VideoEncoderConfig video_encoder_config; |
| 1389 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1390 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 1391 | video_stream_encoder_->SetStartBitrate(kStartBitrateBps); |
| 1392 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1393 | kMaxPayloadLength); |
| 1394 | |
| 1395 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1396 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 1397 | WaitForEncodedFrame(1); |
| 1398 | // The encoder will have been configured once when the first frame is |
| 1399 | // received. |
| 1400 | EXPECT_EQ(1, sink_.number_of_reconfigurations()); |
| 1401 | EXPECT_EQ(kTargetBitrateBps, |
| 1402 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1403 | EXPECT_EQ(kStartBitrateBps, |
| 1404 | bitrate_allocator_factory_.codec_config().startBitrate * 1000); |
| 1405 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1406 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, |
| 1407 | &video_encoder_config); //??? |
Sergey Silkin | 5ee6967 | 2019-07-02 14:18:34 +0200 | [diff] [blame] | 1408 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps * 2; |
| 1409 | video_stream_encoder_->SetStartBitrate(kStartBitrateBps * 2); |
| 1410 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
| 1411 | kMaxPayloadLength); |
| 1412 | |
| 1413 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 1414 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 1415 | WaitForEncodedFrame(2); |
| 1416 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
| 1417 | // Bitrate limits have changed - rate allocator should be reconfigured, |
| 1418 | // encoder should not be reconfigured. |
| 1419 | EXPECT_EQ(kTargetBitrateBps * 2, |
| 1420 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1421 | EXPECT_EQ(kStartBitrateBps * 2, |
| 1422 | bitrate_allocator_factory_.codec_config().startBitrate * 1000); |
| 1423 | EXPECT_EQ(1, fake_encoder_.GetNumEncoderInitializations()); |
| 1424 | |
| 1425 | video_stream_encoder_->Stop(); |
| 1426 | } |
| 1427 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1428 | TEST_F(VideoStreamEncoderTest, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1429 | EncoderRecommendedBitrateLimitsDoNotOverrideAppBitrateLimits) { |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1430 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1431 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1432 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1433 | |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1434 | VideoEncoderConfig video_encoder_config; |
| 1435 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1436 | video_encoder_config.max_bitrate_bps = 0; |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1437 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = 0; |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1438 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1439 | kMaxPayloadLength); |
| 1440 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1441 | video_source_.IncomingCapturedFrame(CreateFrame(1, 360, 180)); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1442 | WaitForEncodedFrame(1); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1443 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1444 | // Get the default bitrate limits and use them as baseline for custom |
| 1445 | // application and encoder recommended limits. |
| 1446 | const uint32_t kDefaultMinBitrateKbps = |
| 1447 | bitrate_allocator_factory_.codec_config().minBitrate; |
| 1448 | const uint32_t kDefaultMaxBitrateKbps = |
| 1449 | bitrate_allocator_factory_.codec_config().maxBitrate; |
| 1450 | const uint32_t kEncMinBitrateKbps = kDefaultMinBitrateKbps * 2; |
| 1451 | const uint32_t kEncMaxBitrateKbps = kDefaultMaxBitrateKbps * 2; |
| 1452 | const uint32_t kAppMinBitrateKbps = kDefaultMinBitrateKbps * 3; |
| 1453 | const uint32_t kAppMaxBitrateKbps = kDefaultMaxBitrateKbps * 3; |
| 1454 | |
| 1455 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits( |
| 1456 | codec_width_ * codec_height_, kEncMinBitrateKbps * 1000, |
| 1457 | kEncMinBitrateKbps * 1000, kEncMaxBitrateKbps * 1000); |
| 1458 | fake_encoder_.SetResolutionBitrateLimits({encoder_bitrate_limits}); |
| 1459 | |
| 1460 | // Change resolution. This will trigger encoder re-configuration and video |
| 1461 | // stream encoder will pick up the bitrate limits recommended by encoder. |
| 1462 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 1463 | WaitForEncodedFrame(2); |
| 1464 | video_source_.IncomingCapturedFrame(CreateFrame(3, 360, 180)); |
| 1465 | WaitForEncodedFrame(3); |
| 1466 | |
| 1467 | // App bitrate limits are not set - bitrate limits recommended by encoder |
| 1468 | // should be used. |
| 1469 | EXPECT_EQ(kEncMaxBitrateKbps, |
| 1470 | bitrate_allocator_factory_.codec_config().maxBitrate); |
| 1471 | EXPECT_EQ(kEncMinBitrateKbps, |
| 1472 | bitrate_allocator_factory_.codec_config().minBitrate); |
| 1473 | |
| 1474 | video_encoder_config.max_bitrate_bps = kAppMaxBitrateKbps * 1000; |
| 1475 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = 0; |
| 1476 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1477 | kMaxPayloadLength); |
| 1478 | video_source_.IncomingCapturedFrame(CreateFrame(4, nullptr)); |
| 1479 | WaitForEncodedFrame(4); |
| 1480 | |
| 1481 | // App limited the max bitrate - bitrate limits recommended by encoder should |
| 1482 | // not be applied. |
| 1483 | EXPECT_EQ(kAppMaxBitrateKbps, |
| 1484 | bitrate_allocator_factory_.codec_config().maxBitrate); |
| 1485 | EXPECT_EQ(kDefaultMinBitrateKbps, |
| 1486 | bitrate_allocator_factory_.codec_config().minBitrate); |
| 1487 | |
| 1488 | video_encoder_config.max_bitrate_bps = 0; |
| 1489 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = |
| 1490 | kAppMinBitrateKbps * 1000; |
| 1491 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1492 | kMaxPayloadLength); |
| 1493 | video_source_.IncomingCapturedFrame(CreateFrame(5, nullptr)); |
| 1494 | WaitForEncodedFrame(5); |
| 1495 | |
| 1496 | // App limited the min bitrate - bitrate limits recommended by encoder should |
| 1497 | // not be applied. |
| 1498 | EXPECT_EQ(kDefaultMaxBitrateKbps, |
| 1499 | bitrate_allocator_factory_.codec_config().maxBitrate); |
| 1500 | EXPECT_EQ(kAppMinBitrateKbps, |
| 1501 | bitrate_allocator_factory_.codec_config().minBitrate); |
| 1502 | |
| 1503 | video_encoder_config.max_bitrate_bps = kAppMaxBitrateKbps * 1000; |
| 1504 | video_encoder_config.simulcast_layers[0].min_bitrate_bps = |
| 1505 | kAppMinBitrateKbps * 1000; |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1506 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
| 1507 | kMaxPayloadLength); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1508 | video_source_.IncomingCapturedFrame(CreateFrame(6, nullptr)); |
| 1509 | WaitForEncodedFrame(6); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1510 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1511 | // App limited both min and max bitrates - bitrate limits recommended by |
| 1512 | // encoder should not be applied. |
| 1513 | EXPECT_EQ(kAppMaxBitrateKbps, |
| 1514 | bitrate_allocator_factory_.codec_config().maxBitrate); |
| 1515 | EXPECT_EQ(kAppMinBitrateKbps, |
| 1516 | bitrate_allocator_factory_.codec_config().minBitrate); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1517 | |
| 1518 | video_stream_encoder_->Stop(); |
| 1519 | } |
| 1520 | |
| 1521 | TEST_F(VideoStreamEncoderTest, |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1522 | EncoderRecommendedMaxAndMinBitratesUsedForGivenResolution) { |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1523 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1524 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1525 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1526 | |
| 1527 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits_270p( |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1528 | 480 * 270, 34 * 1000, 12 * 1000, 1234 * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1529 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits_360p( |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1530 | 640 * 360, 43 * 1000, 21 * 1000, 2345 * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1531 | fake_encoder_.SetResolutionBitrateLimits( |
| 1532 | {encoder_bitrate_limits_270p, encoder_bitrate_limits_360p}); |
| 1533 | |
| 1534 | VideoEncoderConfig video_encoder_config; |
| 1535 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1536 | video_encoder_config.max_bitrate_bps = 0; |
| 1537 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1538 | kMaxPayloadLength); |
| 1539 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1540 | // 270p. The bitrate limits recommended by encoder for 270p should be used. |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1541 | video_source_.IncomingCapturedFrame(CreateFrame(1, 480, 270)); |
| 1542 | WaitForEncodedFrame(1); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1543 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 1544 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1545 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 1546 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1547 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1548 | // 360p. The bitrate limits recommended by encoder for 360p should be used. |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1549 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 1550 | WaitForEncodedFrame(2); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1551 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 1552 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1553 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 1554 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1555 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1556 | // Resolution between 270p and 360p. The bitrate limits recommended by |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1557 | // encoder for 360p should be used. |
| 1558 | video_source_.IncomingCapturedFrame( |
| 1559 | CreateFrame(3, (640 + 480) / 2, (360 + 270) / 2)); |
| 1560 | WaitForEncodedFrame(3); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1561 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 1562 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1563 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 1564 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1565 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1566 | // Resolution higher than 360p. The caps recommended by encoder should be |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1567 | // ignored. |
| 1568 | video_source_.IncomingCapturedFrame(CreateFrame(4, 960, 540)); |
| 1569 | WaitForEncodedFrame(4); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1570 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 1571 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1572 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 1573 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1574 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_360p.min_bitrate_bps), |
| 1575 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1576 | EXPECT_NE(static_cast<uint32_t>(encoder_bitrate_limits_360p.max_bitrate_bps), |
| 1577 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1578 | |
| 1579 | // Resolution lower than 270p. The max bitrate limit recommended by encoder |
| 1580 | // for 270p should be used. |
| 1581 | video_source_.IncomingCapturedFrame(CreateFrame(5, 320, 180)); |
| 1582 | WaitForEncodedFrame(5); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1583 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.min_bitrate_bps), |
| 1584 | bitrate_allocator_factory_.codec_config().minBitrate * 1000); |
Sergey Silkin | 6456e35 | 2019-07-08 17:56:40 +0200 | [diff] [blame] | 1585 | EXPECT_EQ(static_cast<uint32_t>(encoder_bitrate_limits_270p.max_bitrate_bps), |
| 1586 | bitrate_allocator_factory_.codec_config().maxBitrate * 1000); |
| 1587 | |
| 1588 | video_stream_encoder_->Stop(); |
| 1589 | } |
| 1590 | |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1591 | TEST_F(VideoStreamEncoderTest, EncoderRecommendedMaxBitrateCapsTargetBitrate) { |
| 1592 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1593 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1594 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Sergey Silkin | 6b2cec1 | 2019-08-09 16:04:05 +0200 | [diff] [blame] | 1595 | |
| 1596 | VideoEncoderConfig video_encoder_config; |
| 1597 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 1598 | video_encoder_config.max_bitrate_bps = 0; |
| 1599 | video_stream_encoder_->ConfigureEncoder(video_encoder_config.Copy(), |
| 1600 | kMaxPayloadLength); |
| 1601 | |
| 1602 | // Encode 720p frame to get the default encoder target bitrate. |
| 1603 | video_source_.IncomingCapturedFrame(CreateFrame(1, 1280, 720)); |
| 1604 | WaitForEncodedFrame(1); |
| 1605 | const uint32_t kDefaultTargetBitrateFor720pKbps = |
| 1606 | bitrate_allocator_factory_.codec_config() |
| 1607 | .simulcastStream[0] |
| 1608 | .targetBitrate; |
| 1609 | |
| 1610 | // Set the max recommended encoder bitrate to something lower than the default |
| 1611 | // target bitrate. |
| 1612 | const VideoEncoder::ResolutionBitrateLimits encoder_bitrate_limits( |
| 1613 | 1280 * 720, 10 * 1000, 10 * 1000, |
| 1614 | kDefaultTargetBitrateFor720pKbps / 2 * 1000); |
| 1615 | fake_encoder_.SetResolutionBitrateLimits({encoder_bitrate_limits}); |
| 1616 | |
| 1617 | // Change resolution to trigger encoder reinitialization. |
| 1618 | video_source_.IncomingCapturedFrame(CreateFrame(2, 640, 360)); |
| 1619 | WaitForEncodedFrame(2); |
| 1620 | video_source_.IncomingCapturedFrame(CreateFrame(3, 1280, 720)); |
| 1621 | WaitForEncodedFrame(3); |
| 1622 | |
| 1623 | // Ensure the target bitrate is capped by the max bitrate. |
| 1624 | EXPECT_EQ(bitrate_allocator_factory_.codec_config().maxBitrate * 1000, |
| 1625 | static_cast<uint32_t>(encoder_bitrate_limits.max_bitrate_bps)); |
| 1626 | EXPECT_EQ(bitrate_allocator_factory_.codec_config() |
| 1627 | .simulcastStream[0] |
| 1628 | .targetBitrate * |
| 1629 | 1000, |
| 1630 | static_cast<uint32_t>(encoder_bitrate_limits.max_bitrate_bps)); |
| 1631 | |
| 1632 | video_stream_encoder_->Stop(); |
| 1633 | } |
| 1634 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1635 | TEST_F(VideoStreamEncoderTest, SwitchSourceDeregisterEncoderAsSink) { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1636 | EXPECT_TRUE(video_source_.has_sinks()); |
| 1637 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1638 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1639 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1640 | EXPECT_FALSE(video_source_.has_sinks()); |
| 1641 | EXPECT_TRUE(new_video_source.has_sinks()); |
| 1642 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1643 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1644 | } |
| 1645 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1646 | TEST_F(VideoStreamEncoderTest, SinkWantsRotationApplied) { |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1647 | EXPECT_FALSE(video_source_.sink_wants().rotation_applied); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1648 | video_stream_encoder_->SetSink(&sink_, true /*rotation_applied*/); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1649 | EXPECT_TRUE(video_source_.sink_wants().rotation_applied); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1650 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1651 | } |
| 1652 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 1653 | TEST_F(VideoStreamEncoderTest, SinkWantsResolutionAlignment) { |
| 1654 | constexpr int kRequestedResolutionAlignment = 7; |
| 1655 | video_source_.set_adaptation_enabled(true); |
| 1656 | fake_encoder_.SetRequestedResolutionAlignment(kRequestedResolutionAlignment); |
| 1657 | video_stream_encoder_->OnBitrateUpdated( |
| 1658 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1659 | DataRate::bps(kTargetBitrateBps), 0, 0); |
| 1660 | |
| 1661 | // On the 1st frame, we should have initialized the encoder and |
| 1662 | // asked for its resolution requirements. |
| 1663 | video_source_.IncomingCapturedFrame( |
| 1664 | CreateFrame(1, codec_width_, codec_height_)); |
| 1665 | WaitForEncodedFrame(1); |
| 1666 | EXPECT_EQ(video_source_.sink_wants().resolution_alignment, |
| 1667 | kRequestedResolutionAlignment); |
| 1668 | |
| 1669 | // On the 2nd frame, we should be receiving a correctly aligned resolution. |
| 1670 | // (It's up the to the encoder to potentially drop the previous frame, |
| 1671 | // to avoid coding back-to-back keyframes.) |
| 1672 | video_source_.IncomingCapturedFrame( |
| 1673 | CreateFrame(2, codec_width_, codec_height_)); |
| 1674 | WaitForEncodedFrame(2); |
| 1675 | sink_.CheckLastFrameSizeIsMultipleOf(kRequestedResolutionAlignment); |
| 1676 | |
| 1677 | video_stream_encoder_->Stop(); |
| 1678 | } |
| 1679 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1680 | TEST_F(VideoStreamEncoderTest, TestCpuDowngrades_BalancedMode) { |
| 1681 | const int kFramerateFps = 30; |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1682 | const int kWidth = 1280; |
| 1683 | const int kHeight = 720; |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1684 | |
| 1685 | // We rely on the automatic resolution adaptation, but we handle framerate |
| 1686 | // adaptation manually by mocking the stats proxy. |
| 1687 | video_source_.set_adaptation_enabled(true); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1688 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1689 | // Enable BALANCED preference, no initial limitation. |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1690 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1691 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1692 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1693 | video_stream_encoder_->SetSource(&video_source_, |
| 1694 | webrtc::DegradationPreference::BALANCED); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1695 | VerifyNoLimitation(video_source_.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1696 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1697 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1698 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 1699 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1700 | // Adapt down as far as possible. |
| 1701 | rtc::VideoSinkWants last_wants; |
| 1702 | int64_t t = 1; |
| 1703 | int loop_count = 0; |
| 1704 | do { |
| 1705 | ++loop_count; |
| 1706 | last_wants = video_source_.sink_wants(); |
| 1707 | |
| 1708 | // Simulate the framerate we've been asked to adapt to. |
| 1709 | const int fps = std::min(kFramerateFps, last_wants.max_framerate_fps); |
| 1710 | const int frame_interval_ms = rtc::kNumMillisecsPerSec / fps; |
| 1711 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 1712 | mock_stats.input_frame_rate = fps; |
| 1713 | stats_proxy_->SetMockStats(mock_stats); |
| 1714 | |
| 1715 | video_source_.IncomingCapturedFrame(CreateFrame(t, kWidth, kHeight)); |
| 1716 | sink_.WaitForEncodedFrame(t); |
| 1717 | t += frame_interval_ms; |
| 1718 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1719 | video_stream_encoder_->TriggerCpuOveruse(); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1720 | VerifyBalancedModeFpsRange( |
| 1721 | video_source_.sink_wants(), |
| 1722 | *video_source_.last_sent_width() * *video_source_.last_sent_height()); |
| 1723 | } while (video_source_.sink_wants().max_pixel_count < |
| 1724 | last_wants.max_pixel_count || |
| 1725 | video_source_.sink_wants().max_framerate_fps < |
| 1726 | last_wants.max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1727 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1728 | // Verify that we've adapted all the way down. |
| 1729 | stats_proxy_->ResetMockStats(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1730 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1731 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 1732 | EXPECT_EQ(loop_count - 1, |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1733 | stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1734 | EXPECT_EQ(kMinPixelsPerFrame, *video_source_.last_sent_width() * |
| 1735 | *video_source_.last_sent_height()); |
| 1736 | EXPECT_EQ(kMinBalancedFramerateFps, |
| 1737 | video_source_.sink_wants().max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1738 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1739 | // Adapt back up the same number of times we adapted down. |
| 1740 | for (int i = 0; i < loop_count - 1; ++i) { |
| 1741 | last_wants = video_source_.sink_wants(); |
| 1742 | |
| 1743 | // Simulate the framerate we've been asked to adapt to. |
| 1744 | const int fps = std::min(kFramerateFps, last_wants.max_framerate_fps); |
| 1745 | const int frame_interval_ms = rtc::kNumMillisecsPerSec / fps; |
| 1746 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 1747 | mock_stats.input_frame_rate = fps; |
| 1748 | stats_proxy_->SetMockStats(mock_stats); |
| 1749 | |
| 1750 | video_source_.IncomingCapturedFrame(CreateFrame(t, kWidth, kHeight)); |
| 1751 | sink_.WaitForEncodedFrame(t); |
| 1752 | t += frame_interval_ms; |
| 1753 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1754 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1755 | VerifyBalancedModeFpsRange( |
| 1756 | video_source_.sink_wants(), |
| 1757 | *video_source_.last_sent_width() * *video_source_.last_sent_height()); |
| 1758 | EXPECT_TRUE(video_source_.sink_wants().max_pixel_count > |
| 1759 | last_wants.max_pixel_count || |
| 1760 | video_source_.sink_wants().max_framerate_fps > |
| 1761 | last_wants.max_framerate_fps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1762 | } |
| 1763 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1764 | VerifyFpsMaxResolutionMax(video_source_.sink_wants()); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1765 | stats_proxy_->ResetMockStats(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1766 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 1767 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 1768 | EXPECT_EQ((loop_count - 1) * 2, |
| 1769 | stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1770 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1771 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 1772 | } |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 1773 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1774 | TEST_F(VideoStreamEncoderTest, SinkWantsStoredByDegradationPreference) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1775 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1776 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1777 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1778 | VerifyNoLimitation(video_source_.sink_wants()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1779 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1780 | const int kFrameWidth = 1280; |
| 1781 | const int kFrameHeight = 720; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1782 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1783 | int64_t frame_timestamp = 1; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1784 | |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 1785 | video_source_.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1786 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1787 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1788 | frame_timestamp += kFrameIntervalMs; |
| 1789 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1790 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1791 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1792 | video_source_.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1793 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1794 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1795 | frame_timestamp += kFrameIntervalMs; |
sprang | 3ea3c77 | 2017-03-30 07:23:48 -0700 | [diff] [blame] | 1796 | |
asapersson | 0944a80 | 2017-04-07 00:57:58 -0700 | [diff] [blame] | 1797 | // Default degradation preference is maintain-framerate, so will lower max |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1798 | // wanted resolution. |
| 1799 | EXPECT_FALSE(video_source_.sink_wants().target_pixel_count); |
| 1800 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, |
| 1801 | kFrameWidth * kFrameHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1802 | EXPECT_EQ(kDefaultFramerate, video_source_.sink_wants().max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1803 | |
| 1804 | // Set new source, switch to maintain-resolution. |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1805 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1806 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1807 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1808 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1809 | // Initially no degradation registered. |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1810 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1811 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1812 | // Force an input frame rate to be available, or the adaptation call won't |
| 1813 | // know what framerate to adapt form. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1814 | const int kInputFps = 30; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1815 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1816 | stats.input_frame_rate = kInputFps; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1817 | stats_proxy_->SetMockStats(stats); |
| 1818 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1819 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1820 | new_video_source.IncomingCapturedFrame( |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1821 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1822 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1823 | frame_timestamp += kFrameIntervalMs; |
| 1824 | |
| 1825 | // Some framerate constraint should be set. |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 1826 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1827 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 1828 | new_video_source.sink_wants().max_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1829 | EXPECT_LT(new_video_source.sink_wants().max_framerate_fps, kInputFps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1830 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1831 | // Turn off degradation completely. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1832 | video_stream_encoder_->SetSource(&new_video_source, |
| 1833 | webrtc::DegradationPreference::DISABLED); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1834 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1835 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1836 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1837 | new_video_source.IncomingCapturedFrame( |
| 1838 | CreateFrame(frame_timestamp, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1839 | WaitForEncodedFrame(frame_timestamp); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1840 | frame_timestamp += kFrameIntervalMs; |
| 1841 | |
| 1842 | // Still no degradation. |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1843 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1844 | |
| 1845 | // Calling SetSource with resolution scaling enabled apply the old SinkWants. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1846 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1847 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1848 | EXPECT_LT(new_video_source.sink_wants().max_pixel_count, |
| 1849 | kFrameWidth * kFrameHeight); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 1850 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 1851 | EXPECT_EQ(kDefaultFramerate, new_video_source.sink_wants().max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1852 | |
| 1853 | // Calling SetSource with framerate scaling enabled apply the old SinkWants. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1854 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1855 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 1856 | EXPECT_FALSE(new_video_source.sink_wants().target_pixel_count); |
| 1857 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 1858 | new_video_source.sink_wants().max_pixel_count); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1859 | EXPECT_LT(new_video_source.sink_wants().max_framerate_fps, kInputFps); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1860 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1861 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1862 | } |
| 1863 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1864 | TEST_F(VideoStreamEncoderTest, StatsTracksQualityAdaptationStats) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1865 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1866 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1867 | DataRate::bps(kTargetBitrateBps), 0, 0); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1868 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1869 | const int kWidth = 1280; |
| 1870 | const int kHeight = 720; |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1871 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1872 | WaitForEncodedFrame(1); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1873 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 1874 | EXPECT_FALSE(stats.bw_limited_resolution); |
| 1875 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
| 1876 | |
| 1877 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1878 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1879 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1880 | WaitForEncodedFrame(2); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1881 | |
| 1882 | stats = stats_proxy_->GetStats(); |
| 1883 | EXPECT_TRUE(stats.bw_limited_resolution); |
| 1884 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
| 1885 | |
| 1886 | // Trigger adapt up. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1887 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1888 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1889 | WaitForEncodedFrame(3); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1890 | |
| 1891 | stats = stats_proxy_->GetStats(); |
| 1892 | EXPECT_FALSE(stats.bw_limited_resolution); |
| 1893 | EXPECT_EQ(2, stats.number_of_quality_adapt_changes); |
| 1894 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 1895 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1896 | video_stream_encoder_->Stop(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1897 | } |
| 1898 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1899 | TEST_F(VideoStreamEncoderTest, StatsTracksCpuAdaptationStats) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1900 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1901 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1902 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1903 | |
| 1904 | const int kWidth = 1280; |
| 1905 | const int kHeight = 720; |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1906 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1907 | WaitForEncodedFrame(1); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1908 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 1909 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 1910 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 1911 | |
| 1912 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1913 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1914 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1915 | WaitForEncodedFrame(2); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1916 | |
| 1917 | stats = stats_proxy_->GetStats(); |
| 1918 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 1919 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 1920 | |
| 1921 | // Trigger CPU normal use. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1922 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1923 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1924 | WaitForEncodedFrame(3); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1925 | |
| 1926 | stats = stats_proxy_->GetStats(); |
| 1927 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 1928 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1929 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1930 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1931 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 1932 | } |
| 1933 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1934 | TEST_F(VideoStreamEncoderTest, SwitchingSourceKeepsCpuAdaptation) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 1935 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 1936 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 1937 | DataRate::bps(kTargetBitrateBps), 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1938 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1939 | const int kWidth = 1280; |
| 1940 | const int kHeight = 720; |
| 1941 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1942 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1943 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 1944 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1945 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 1946 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 1947 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1948 | // Trigger CPU overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1949 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1950 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1951 | WaitForEncodedFrame(2); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1952 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 1953 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1954 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 1955 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 1956 | |
| 1957 | // Set new source with adaptation still enabled. |
| 1958 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1959 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1960 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1961 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1962 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1963 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1964 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 1965 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1966 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 1967 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 1968 | |
| 1969 | // Set adaptation disabled. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1970 | video_stream_encoder_->SetSource(&new_video_source, |
| 1971 | webrtc::DegradationPreference::DISABLED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1972 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1973 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1974 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1975 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 1976 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1977 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 1978 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 1979 | |
| 1980 | // Set adaptation back to enabled. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1981 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 1982 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1983 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1984 | new_video_source.IncomingCapturedFrame(CreateFrame(5, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1985 | WaitForEncodedFrame(5); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1986 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 1987 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1988 | EXPECT_TRUE(stats.cpu_limited_resolution); |
| 1989 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 1990 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1991 | // Trigger CPU normal use. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 1992 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 1993 | new_video_source.IncomingCapturedFrame(CreateFrame(6, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 1994 | WaitForEncodedFrame(6); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1995 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 1996 | EXPECT_FALSE(stats.bw_limited_resolution); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 1997 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 1998 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 1999 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2000 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2001 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2002 | } |
| 2003 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2004 | TEST_F(VideoStreamEncoderTest, SwitchingSourceKeepsQualityAdaptation) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2005 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2006 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2007 | DataRate::bps(kTargetBitrateBps), 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2008 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2009 | const int kWidth = 1280; |
| 2010 | const int kHeight = 720; |
| 2011 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2012 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2013 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2014 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2015 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2016 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2017 | |
| 2018 | // Set new source with adaptation still enabled. |
| 2019 | test::FrameForwarder new_video_source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2020 | video_stream_encoder_->SetSource(&new_video_source, |
| 2021 | webrtc::DegradationPreference::BALANCED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2022 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2023 | new_video_source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2024 | WaitForEncodedFrame(2); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2025 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2026 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2027 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2028 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2029 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2030 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2031 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2032 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2033 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2034 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2035 | EXPECT_TRUE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2036 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2037 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2038 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2039 | // Set new source with adaptation still enabled. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2040 | video_stream_encoder_->SetSource(&new_video_source, |
| 2041 | webrtc::DegradationPreference::BALANCED); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2042 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2043 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2044 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2045 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2046 | EXPECT_TRUE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2047 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2048 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2049 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2050 | // Disable resolution scaling. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2051 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2052 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2053 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2054 | new_video_source.IncomingCapturedFrame(CreateFrame(5, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2055 | WaitForEncodedFrame(5); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2056 | stats = stats_proxy_->GetStats(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2057 | EXPECT_FALSE(stats.bw_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2058 | EXPECT_FALSE(stats.bw_limited_framerate); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2059 | EXPECT_EQ(1, stats.number_of_quality_adapt_changes); |
| 2060 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2061 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2062 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2063 | } |
| 2064 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2065 | TEST_F(VideoStreamEncoderTest, |
| 2066 | QualityAdaptationStatsAreResetWhenScalerIsDisabled) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2067 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2068 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2069 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2070 | |
| 2071 | const int kWidth = 1280; |
| 2072 | const int kHeight = 720; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2073 | int64_t timestamp_ms = kFrameIntervalMs; |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2074 | video_source_.set_adaptation_enabled(true); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2075 | video_source_.IncomingCapturedFrame( |
| 2076 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2077 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2078 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2079 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2080 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2081 | |
| 2082 | // Trigger adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2083 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2084 | timestamp_ms += kFrameIntervalMs; |
| 2085 | video_source_.IncomingCapturedFrame( |
| 2086 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2087 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2088 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2089 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2090 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2091 | |
| 2092 | // Trigger overuse. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2093 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2094 | timestamp_ms += kFrameIntervalMs; |
| 2095 | video_source_.IncomingCapturedFrame( |
| 2096 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2097 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2098 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2099 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2100 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2101 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 2102 | // Leave source unchanged, but disable quality scaler. |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2103 | fake_encoder_.SetQualityScaling(false); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 2104 | |
| 2105 | VideoEncoderConfig video_encoder_config; |
| 2106 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 2107 | // Make format different, to force recreation of encoder. |
| 2108 | video_encoder_config.video_format.parameters["foo"] = "foo"; |
| 2109 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 2110 | kMaxPayloadLength); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2111 | timestamp_ms += kFrameIntervalMs; |
| 2112 | video_source_.IncomingCapturedFrame( |
| 2113 | CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2114 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2115 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2116 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2117 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2118 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2119 | video_stream_encoder_->Stop(); |
asapersson | 36e9eb4 | 2017-03-31 05:29:12 -0700 | [diff] [blame] | 2120 | } |
| 2121 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2122 | TEST_F(VideoStreamEncoderTest, |
| 2123 | StatsTracksCpuAdaptationStatsWhenSwitchingSource) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2124 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2125 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2126 | DataRate::bps(kTargetBitrateBps), 0, 0); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2127 | |
asapersson | 0944a80 | 2017-04-07 00:57:58 -0700 | [diff] [blame] | 2128 | const int kWidth = 1280; |
| 2129 | const int kHeight = 720; |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2130 | int sequence = 1; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2131 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2132 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2133 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2134 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2135 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2136 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2137 | EXPECT_EQ(0, stats.number_of_cpu_adapt_changes); |
| 2138 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2139 | // Trigger CPU overuse, should now adapt down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2140 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2141 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2142 | WaitForEncodedFrame(sequence++); |
sprang | 84a3759 | 2017-02-10 07:04:27 -0800 | [diff] [blame] | 2143 | stats = stats_proxy_->GetStats(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2144 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2145 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2146 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2147 | |
| 2148 | // Set new source with adaptation still enabled. |
| 2149 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2150 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2151 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2152 | |
| 2153 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2154 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2155 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2156 | stats = stats_proxy_->GetStats(); |
| 2157 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2158 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2159 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2160 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2161 | // Set cpu adaptation by frame dropping. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2162 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2163 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2164 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2165 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2166 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2167 | stats = stats_proxy_->GetStats(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2168 | // Not adapted at first. |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2169 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2170 | EXPECT_FALSE(stats.cpu_limited_framerate); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2171 | EXPECT_EQ(1, stats.number_of_cpu_adapt_changes); |
| 2172 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2173 | // Force an input frame rate to be available, or the adaptation call won't |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2174 | // know what framerate to adapt from. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2175 | VideoSendStream::Stats mock_stats = stats_proxy_->GetStats(); |
| 2176 | mock_stats.input_frame_rate = 30; |
| 2177 | stats_proxy_->SetMockStats(mock_stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2178 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2179 | stats_proxy_->ResetMockStats(); |
| 2180 | |
| 2181 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2182 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2183 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2184 | |
| 2185 | // Framerate now adapted. |
| 2186 | stats = stats_proxy_->GetStats(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2187 | EXPECT_FALSE(stats.cpu_limited_resolution); |
| 2188 | EXPECT_TRUE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2189 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 2190 | |
| 2191 | // Disable CPU adaptation. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2192 | video_stream_encoder_->SetSource(&new_video_source, |
| 2193 | webrtc::DegradationPreference::DISABLED); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2194 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2195 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2196 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2197 | |
| 2198 | stats = stats_proxy_->GetStats(); |
| 2199 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2200 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2201 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 2202 | |
| 2203 | // Try to trigger overuse. Should not succeed. |
| 2204 | stats_proxy_->SetMockStats(mock_stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2205 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2206 | stats_proxy_->ResetMockStats(); |
| 2207 | |
| 2208 | stats = stats_proxy_->GetStats(); |
| 2209 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2210 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2211 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
| 2212 | |
| 2213 | // Switch back the source with resolution adaptation enabled. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2214 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2215 | &video_source_, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2216 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2217 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2218 | stats = stats_proxy_->GetStats(); |
| 2219 | EXPECT_TRUE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2220 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2221 | EXPECT_EQ(2, stats.number_of_cpu_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2222 | |
| 2223 | // Trigger CPU normal usage. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2224 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2225 | video_source_.IncomingCapturedFrame(CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2226 | WaitForEncodedFrame(sequence++); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2227 | stats = stats_proxy_->GetStats(); |
| 2228 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2229 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2230 | EXPECT_EQ(3, stats.number_of_cpu_adapt_changes); |
| 2231 | |
| 2232 | // Back to the source with adaptation off, set it back to maintain-resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2233 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2234 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2235 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2236 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2237 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2238 | stats = stats_proxy_->GetStats(); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2239 | // Disabled, since we previously switched the source to disabled. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2240 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2241 | EXPECT_TRUE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2242 | EXPECT_EQ(3, stats.number_of_cpu_adapt_changes); |
| 2243 | |
| 2244 | // Trigger CPU normal usage. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2245 | video_stream_encoder_->TriggerCpuNormalUsage(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2246 | new_video_source.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2247 | CreateFrame(sequence, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2248 | WaitForEncodedFrame(sequence++); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2249 | stats = stats_proxy_->GetStats(); |
| 2250 | EXPECT_FALSE(stats.cpu_limited_resolution); |
asapersson | 1387476 | 2017-06-07 00:01:02 -0700 | [diff] [blame] | 2251 | EXPECT_FALSE(stats.cpu_limited_framerate); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2252 | EXPECT_EQ(4, stats.number_of_cpu_adapt_changes); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2253 | EXPECT_EQ(0, stats.number_of_quality_adapt_changes); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2254 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2255 | video_stream_encoder_->Stop(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 2256 | } |
| 2257 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2258 | TEST_F(VideoStreamEncoderTest, |
| 2259 | ScalingUpAndDownDoesNothingWithMaintainResolution) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2260 | const int kWidth = 1280; |
| 2261 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2262 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2263 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2264 | DataRate::bps(kTargetBitrateBps), 0, 0); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2265 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2266 | // Expect no scaling to begin with. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2267 | VerifyNoLimitation(video_source_.sink_wants()); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2268 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2269 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2270 | WaitForEncodedFrame(1); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2271 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2272 | // Trigger scale down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2273 | video_stream_encoder_->TriggerQualityLow(); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2274 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2275 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2276 | WaitForEncodedFrame(2); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2277 | |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2278 | // Expect a scale down. |
| 2279 | EXPECT_TRUE(video_source_.sink_wants().max_pixel_count); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2280 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2281 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2282 | // Set resolution scaling disabled. |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2283 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2284 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2285 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2286 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2287 | // Trigger scale down. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2288 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2289 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2290 | WaitForEncodedFrame(3); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2291 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2292 | // Expect no scaling. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2293 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 2294 | new_video_source.sink_wants().max_pixel_count); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2295 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2296 | // Trigger scale up. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2297 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2298 | new_video_source.IncomingCapturedFrame(CreateFrame(4, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2299 | WaitForEncodedFrame(4); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2300 | |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2301 | // Expect nothing to change, still no scaling. |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2302 | EXPECT_EQ(std::numeric_limits<int>::max(), |
| 2303 | new_video_source.sink_wants().max_pixel_count); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2304 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2305 | video_stream_encoder_->Stop(); |
kthelgason | 876222f | 2016-11-29 01:44:11 -0800 | [diff] [blame] | 2306 | } |
| 2307 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2308 | TEST_F(VideoStreamEncoderTest, |
| 2309 | SkipsSameAdaptDownRequest_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2310 | const int kWidth = 1280; |
| 2311 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2312 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2313 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2314 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2315 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2316 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2317 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2318 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2319 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2320 | |
| 2321 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2322 | WaitForEncodedFrame(1); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2323 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2324 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2325 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2326 | |
| 2327 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2328 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2329 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2330 | const int kLastMaxPixelCount = source.sink_wants().max_pixel_count; |
| 2331 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2332 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2333 | |
| 2334 | // Trigger adapt down for same input resolution, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2335 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2336 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 2337 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2338 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2339 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2340 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2341 | } |
| 2342 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2343 | TEST_F(VideoStreamEncoderTest, SkipsSameOrLargerAdaptDownRequest_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2344 | const int kWidth = 1280; |
| 2345 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2346 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2347 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2348 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2349 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2350 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2351 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2352 | video_stream_encoder_->SetSource(&source, |
| 2353 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2354 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 2355 | sink_.WaitForEncodedFrame(1); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2356 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2357 | |
| 2358 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2359 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2360 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 2361 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2362 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2363 | const int kLastMaxPixelCount = source.sink_wants().max_pixel_count; |
| 2364 | |
| 2365 | // Trigger adapt down for same input resolution, expect no change. |
| 2366 | source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 2367 | sink_.WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2368 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2369 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 2370 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2371 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2372 | |
| 2373 | // Trigger adapt down for larger input resolution, expect no change. |
| 2374 | source.IncomingCapturedFrame(CreateFrame(3, kWidth + 1, kHeight + 1)); |
| 2375 | sink_.WaitForEncodedFrame(3); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2376 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2377 | EXPECT_EQ(kLastMaxPixelCount, source.sink_wants().max_pixel_count); |
| 2378 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2379 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2380 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2381 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2382 | } |
| 2383 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2384 | TEST_F(VideoStreamEncoderTest, |
| 2385 | NoChangeForInitialNormalUsage_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2386 | const int kWidth = 1280; |
| 2387 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2388 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2389 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2390 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2391 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2392 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2393 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2394 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2395 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2396 | |
| 2397 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2398 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2399 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2400 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2401 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2402 | |
| 2403 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2404 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2405 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2406 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2407 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2408 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2409 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2410 | } |
| 2411 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2412 | TEST_F(VideoStreamEncoderTest, |
| 2413 | NoChangeForInitialNormalUsage_MaintainResolutionMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2414 | const int kWidth = 1280; |
| 2415 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2416 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2417 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2418 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2419 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2420 | // Enable MAINTAIN_RESOLUTION preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2421 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2422 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2423 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2424 | |
| 2425 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2426 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2427 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2428 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2429 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2430 | |
| 2431 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2432 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2433 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2434 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2435 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2436 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2437 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2438 | } |
| 2439 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2440 | TEST_F(VideoStreamEncoderTest, NoChangeForInitialNormalUsage_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2441 | const int kWidth = 1280; |
| 2442 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2443 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2444 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2445 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2446 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2447 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2448 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2449 | video_stream_encoder_->SetSource(&source, |
| 2450 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2451 | |
| 2452 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 2453 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2454 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2455 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2456 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2457 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2458 | |
| 2459 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2460 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2461 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2462 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2463 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2464 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2465 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2466 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2467 | } |
| 2468 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2469 | TEST_F(VideoStreamEncoderTest, NoChangeForInitialNormalUsage_DisabledMode) { |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2470 | const int kWidth = 1280; |
| 2471 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2472 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2473 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2474 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2475 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2476 | // Enable DISABLED preference, no initial limitation. |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2477 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2478 | video_stream_encoder_->SetSource(&source, |
| 2479 | webrtc::DegradationPreference::DISABLED); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2480 | |
| 2481 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 2482 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2483 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2484 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2485 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2486 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2487 | |
| 2488 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2489 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2490 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2491 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2492 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 2493 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2494 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2495 | video_stream_encoder_->Stop(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2496 | } |
| 2497 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2498 | TEST_F(VideoStreamEncoderTest, |
| 2499 | AdaptsResolutionForLowQuality_MaintainFramerateMode) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2500 | const int kWidth = 1280; |
| 2501 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2502 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2503 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2504 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2505 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2506 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2507 | AdaptingFrameForwarder source; |
| 2508 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2509 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2510 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2511 | |
| 2512 | source.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2513 | WaitForEncodedFrame(1); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2514 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2515 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2516 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2517 | |
| 2518 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2519 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2520 | source.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2521 | WaitForEncodedFrame(2); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2522 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2523 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2524 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2525 | |
| 2526 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2527 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2528 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2529 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2530 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2531 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2532 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2533 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 2534 | } |
| 2535 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2536 | TEST_F(VideoStreamEncoderTest, |
| 2537 | AdaptsFramerateForLowQuality_MaintainResolutionMode) { |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2538 | const int kWidth = 1280; |
| 2539 | const int kHeight = 720; |
| 2540 | const int kInputFps = 30; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2541 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2542 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2543 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2544 | |
| 2545 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2546 | stats.input_frame_rate = kInputFps; |
| 2547 | stats_proxy_->SetMockStats(stats); |
| 2548 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2549 | // Expect no scaling to begin with (preference: MAINTAIN_FRAMERATE). |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2550 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 2551 | sink_.WaitForEncodedFrame(1); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2552 | VerifyFpsMaxResolutionMax(video_source_.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2553 | |
| 2554 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2555 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2556 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 2557 | sink_.WaitForEncodedFrame(2); |
| 2558 | VerifyFpsMaxResolutionLt(video_source_.sink_wants(), kWidth * kHeight); |
| 2559 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2560 | // Enable MAINTAIN_RESOLUTION preference. |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2561 | test::FrameForwarder new_video_source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2562 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2563 | &new_video_source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2564 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2565 | |
| 2566 | // Trigger adapt down, expect reduced framerate. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2567 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2568 | new_video_source.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 2569 | sink_.WaitForEncodedFrame(3); |
| 2570 | VerifyFpsLtResolutionMax(new_video_source.sink_wants(), kInputFps); |
| 2571 | |
| 2572 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2573 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2574 | VerifyFpsMaxResolutionMax(new_video_source.sink_wants()); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2575 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2576 | video_stream_encoder_->Stop(); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2577 | } |
| 2578 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2579 | TEST_F(VideoStreamEncoderTest, DoesNotScaleBelowSetResolutionLimit) { |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2580 | const int kWidth = 1280; |
| 2581 | const int kHeight = 720; |
| 2582 | const size_t kNumFrames = 10; |
| 2583 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2584 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2585 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2586 | DataRate::bps(kTargetBitrateBps), 0, 0); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2587 | |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2588 | // Enable adapter, expected input resolutions when downscaling: |
asapersson | 142fcc9 | 2017-08-17 08:58:54 -0700 | [diff] [blame] | 2589 | // 1280x720 -> 960x540 -> 640x360 -> 480x270 -> 320x180 (kMinPixelsPerFrame) |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2590 | video_source_.set_adaptation_enabled(true); |
| 2591 | |
| 2592 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2593 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2594 | |
| 2595 | int downscales = 0; |
| 2596 | for (size_t i = 1; i <= kNumFrames; i++) { |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2597 | video_source_.IncomingCapturedFrame( |
| 2598 | CreateFrame(i * kFrameIntervalMs, kWidth, kHeight)); |
| 2599 | WaitForEncodedFrame(i * kFrameIntervalMs); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2600 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 2601 | // Trigger scale down. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2602 | rtc::VideoSinkWants last_wants = video_source_.sink_wants(); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2603 | video_stream_encoder_->TriggerQualityLow(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 2604 | EXPECT_GE(video_source_.sink_wants().max_pixel_count, kMinPixelsPerFrame); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2605 | |
| 2606 | if (video_source_.sink_wants().max_pixel_count < last_wants.max_pixel_count) |
| 2607 | ++downscales; |
| 2608 | |
| 2609 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2610 | EXPECT_EQ(downscales, |
| 2611 | stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2612 | EXPECT_GT(downscales, 0); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 2613 | } |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2614 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2615 | } |
| 2616 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2617 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2618 | AdaptsResolutionUpAndDownTwiceOnOveruse_MaintainFramerateMode) { |
| 2619 | const int kWidth = 1280; |
| 2620 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2621 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2622 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2623 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2624 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2625 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2626 | AdaptingFrameForwarder source; |
| 2627 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2628 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2629 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2630 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2631 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2632 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2633 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2634 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2635 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2636 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2637 | |
| 2638 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2639 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2640 | timestamp_ms += kFrameIntervalMs; |
| 2641 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2642 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2643 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2644 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2645 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2646 | |
| 2647 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2648 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2649 | timestamp_ms += kFrameIntervalMs; |
| 2650 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 2651 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2652 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2653 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2654 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2655 | |
| 2656 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2657 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2658 | timestamp_ms += kFrameIntervalMs; |
| 2659 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2660 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2661 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2662 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2663 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2664 | |
| 2665 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2666 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2667 | timestamp_ms += kFrameIntervalMs; |
| 2668 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 2669 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2670 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2671 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 2672 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 2673 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2674 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 2675 | } |
| 2676 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2677 | TEST_F(VideoStreamEncoderTest, |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2678 | AdaptsResolutionUpAndDownTwiceForLowQuality_BalancedMode_NoFpsLimit) { |
| 2679 | const int kWidth = 1280; |
| 2680 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 2681 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 2682 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 2683 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2684 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2685 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2686 | AdaptingFrameForwarder source; |
| 2687 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 2688 | video_stream_encoder_->SetSource(&source, |
| 2689 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2690 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2691 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2692 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2693 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2694 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2695 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2696 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2697 | |
| 2698 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2699 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2700 | timestamp_ms += kFrameIntervalMs; |
| 2701 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2702 | sink_.WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2703 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 2704 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2705 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2706 | |
| 2707 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2708 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2709 | timestamp_ms += kFrameIntervalMs; |
| 2710 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2711 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2712 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2713 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2714 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2715 | |
| 2716 | // Trigger adapt down, expect scaled down resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2717 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2718 | timestamp_ms += kFrameIntervalMs; |
| 2719 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 2720 | sink_.WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2721 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 2722 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2723 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2724 | |
| 2725 | // Trigger adapt up, expect no restriction. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2726 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2727 | timestamp_ms += kFrameIntervalMs; |
| 2728 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2729 | sink_.WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 2730 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2731 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 2732 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2733 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 2734 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 2735 | } |
| 2736 | |
Sergey Silkin | 41c650b | 2019-10-14 13:12:19 +0200 | [diff] [blame] | 2737 | TEST_F(VideoStreamEncoderTest, AdaptUpIfBwEstimateIsHigherThanMinBitrate) { |
| 2738 | fake_encoder_.SetResolutionBitrateLimits( |
| 2739 | {kEncoderBitrateLimits540p, kEncoderBitrateLimits720p}); |
| 2740 | |
| 2741 | video_stream_encoder_->OnBitrateUpdated( |
| 2742 | DataRate::bps(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 2743 | DataRate::bps(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 2744 | DataRate::bps(kEncoderBitrateLimits720p.min_start_bitrate_bps), 0, 0); |
| 2745 | |
| 2746 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
| 2747 | AdaptingFrameForwarder source; |
| 2748 | source.set_adaptation_enabled(true); |
| 2749 | video_stream_encoder_->SetSource( |
| 2750 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 2751 | |
| 2752 | // Insert 720p frame. |
| 2753 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2754 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2755 | WaitForEncodedFrame(1280, 720); |
| 2756 | |
| 2757 | // Reduce bitrate and trigger adapt down. |
| 2758 | video_stream_encoder_->OnBitrateUpdated( |
| 2759 | DataRate::bps(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 2760 | DataRate::bps(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 2761 | DataRate::bps(kEncoderBitrateLimits540p.min_start_bitrate_bps), 0, 0); |
| 2762 | video_stream_encoder_->TriggerQualityLow(); |
| 2763 | |
| 2764 | // Insert 720p frame. It should be downscaled and encoded. |
| 2765 | timestamp_ms += kFrameIntervalMs; |
| 2766 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2767 | WaitForEncodedFrame(960, 540); |
| 2768 | |
| 2769 | // Trigger adapt up. Higher resolution should not be requested duo to lack |
| 2770 | // of bitrate. |
| 2771 | video_stream_encoder_->TriggerQualityHigh(); |
| 2772 | VerifyFpsMaxResolutionLt(source.sink_wants(), 1280 * 720); |
| 2773 | |
| 2774 | // Increase bitrate. |
| 2775 | video_stream_encoder_->OnBitrateUpdated( |
| 2776 | DataRate::bps(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 2777 | DataRate::bps(kEncoderBitrateLimits720p.min_start_bitrate_bps), |
| 2778 | DataRate::bps(kEncoderBitrateLimits720p.min_start_bitrate_bps), 0, 0); |
| 2779 | |
| 2780 | // Trigger adapt up. Higher resolution should be requested. |
| 2781 | video_stream_encoder_->TriggerQualityHigh(); |
| 2782 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
| 2783 | |
| 2784 | video_stream_encoder_->Stop(); |
| 2785 | } |
| 2786 | |
| 2787 | TEST_F(VideoStreamEncoderTest, DropFirstFramesIfBwEstimateIsTooLow) { |
| 2788 | fake_encoder_.SetResolutionBitrateLimits( |
| 2789 | {kEncoderBitrateLimits540p, kEncoderBitrateLimits720p}); |
| 2790 | |
| 2791 | // Set bitrate equal to min bitrate of 540p. |
| 2792 | video_stream_encoder_->OnBitrateUpdated( |
| 2793 | DataRate::bps(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 2794 | DataRate::bps(kEncoderBitrateLimits540p.min_start_bitrate_bps), |
| 2795 | DataRate::bps(kEncoderBitrateLimits540p.min_start_bitrate_bps), 0, 0); |
| 2796 | |
| 2797 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
| 2798 | AdaptingFrameForwarder source; |
| 2799 | source.set_adaptation_enabled(true); |
| 2800 | video_stream_encoder_->SetSource( |
| 2801 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
| 2802 | |
| 2803 | // Insert 720p frame. It should be dropped and lower resolution should be |
| 2804 | // requested. |
| 2805 | int64_t timestamp_ms = kFrameIntervalMs; |
| 2806 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2807 | ExpectDroppedFrame(); |
| 2808 | VerifyFpsMaxResolutionLt(source.sink_wants(), 1280 * 720); |
| 2809 | |
| 2810 | // Insert 720p frame. It should be downscaled and encoded. |
| 2811 | timestamp_ms += kFrameIntervalMs; |
| 2812 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, 1280, 720)); |
| 2813 | WaitForEncodedFrame(960, 540); |
| 2814 | |
| 2815 | video_stream_encoder_->Stop(); |
| 2816 | } |
| 2817 | |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2818 | class BalancedDegradationTest : public VideoStreamEncoderTest { |
| 2819 | protected: |
| 2820 | void SetupTest() { |
| 2821 | // Reset encoder for field trials to take effect. |
| 2822 | ConfigureEncoder(video_encoder_config_.Copy()); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2823 | OnBitrateUpdated(kTargetBitrateBps); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2824 | |
| 2825 | // Enable BALANCED preference. |
| 2826 | source_.set_adaptation_enabled(true); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2827 | video_stream_encoder_->SetSource(&source_, DegradationPreference::BALANCED); |
| 2828 | } |
| 2829 | |
| 2830 | void OnBitrateUpdated(int bitrate_bps) { |
| 2831 | video_stream_encoder_->OnBitrateUpdated(DataRate::bps(bitrate_bps), |
| 2832 | DataRate::bps(bitrate_bps), |
| 2833 | DataRate::bps(bitrate_bps), 0, 0); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2834 | } |
| 2835 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2836 | void InsertFrame() { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2837 | timestamp_ms_ += kFrameIntervalMs; |
| 2838 | source_.IncomingCapturedFrame(CreateFrame(timestamp_ms_, kWidth, kHeight)); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2839 | } |
| 2840 | |
| 2841 | void InsertFrameAndWaitForEncoded() { |
| 2842 | InsertFrame(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2843 | sink_.WaitForEncodedFrame(timestamp_ms_); |
| 2844 | } |
| 2845 | |
| 2846 | const int kWidth = 640; // pixels:640x360=230400 |
| 2847 | const int kHeight = 360; |
| 2848 | const int64_t kFrameIntervalMs = 150; // Use low fps to not drop any frame. |
| 2849 | int64_t timestamp_ms_ = 0; |
| 2850 | AdaptingFrameForwarder source_; |
| 2851 | }; |
| 2852 | |
| 2853 | TEST_F(BalancedDegradationTest, AdaptDownReturnsFalseIfFpsDiffLtThreshold) { |
| 2854 | test::ScopedFieldTrials field_trials( |
| 2855 | "WebRTC-Video-BalancedDegradationSettings/" |
| 2856 | "pixels:57600|129600|230400,fps:7|10|24,fps_diff:1|1|1/"); |
| 2857 | SetupTest(); |
| 2858 | |
| 2859 | // Force input frame rate. |
| 2860 | const int kInputFps = 24; |
| 2861 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2862 | stats.input_frame_rate = kInputFps; |
| 2863 | stats_proxy_->SetMockStats(stats); |
| 2864 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2865 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2866 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
| 2867 | |
| 2868 | // Trigger adapt down, expect scaled down framerate (640x360@24fps). |
| 2869 | // Fps diff (input-requested:0) < threshold, expect AdaptDown to return false. |
| 2870 | video_stream_encoder_->TriggerQualityLowExpectFalse(); |
| 2871 | VerifyFpsEqResolutionMax(source_.sink_wants(), 24); |
| 2872 | |
| 2873 | video_stream_encoder_->Stop(); |
| 2874 | } |
| 2875 | |
| 2876 | TEST_F(BalancedDegradationTest, AdaptDownReturnsTrueIfFpsDiffGeThreshold) { |
| 2877 | test::ScopedFieldTrials field_trials( |
| 2878 | "WebRTC-Video-BalancedDegradationSettings/" |
| 2879 | "pixels:57600|129600|230400,fps:7|10|24,fps_diff:1|1|1/"); |
| 2880 | SetupTest(); |
| 2881 | |
| 2882 | // Force input frame rate. |
| 2883 | const int kInputFps = 25; |
| 2884 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 2885 | stats.input_frame_rate = kInputFps; |
| 2886 | stats_proxy_->SetMockStats(stats); |
| 2887 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2888 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2889 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
| 2890 | |
| 2891 | // Trigger adapt down, expect scaled down framerate (640x360@24fps). |
| 2892 | // Fps diff (input-requested:1) == threshold, expect AdaptDown to return true. |
| 2893 | video_stream_encoder_->TriggerQualityLow(); |
| 2894 | VerifyFpsEqResolutionMax(source_.sink_wants(), 24); |
| 2895 | |
| 2896 | video_stream_encoder_->Stop(); |
| 2897 | } |
| 2898 | |
| 2899 | TEST_F(BalancedDegradationTest, AdaptDownUsesCodecSpecificFps) { |
| 2900 | test::ScopedFieldTrials field_trials( |
| 2901 | "WebRTC-Video-BalancedDegradationSettings/" |
| 2902 | "pixels:57600|129600|230400,fps:7|10|24,vp8_fps:8|11|22/"); |
| 2903 | SetupTest(); |
| 2904 | |
| 2905 | EXPECT_EQ(kVideoCodecVP8, video_encoder_config_.codec_type); |
| 2906 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2907 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2908 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
| 2909 | |
| 2910 | // Trigger adapt down, expect scaled down framerate (640x360@22fps). |
| 2911 | video_stream_encoder_->TriggerQualityLow(); |
| 2912 | VerifyFpsEqResolutionMax(source_.sink_wants(), 22); |
| 2913 | |
| 2914 | video_stream_encoder_->Stop(); |
| 2915 | } |
| 2916 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2917 | TEST_F(BalancedDegradationTest, NoAdaptUpIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2918 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2919 | "WebRTC-Video-BalancedDegradationSettings/" |
| 2920 | "pixels:57600|129600|230400,fps:7|10|14,kbps:0|0|425/"); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2921 | SetupTest(); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2922 | |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2923 | const int kMinBitrateBps = 425000; |
| 2924 | const int kTooLowMinBitrateBps = 424000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2925 | OnBitrateUpdated(kTooLowMinBitrateBps); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2926 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2927 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2928 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2929 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2930 | |
| 2931 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 2932 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2933 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2934 | VerifyFpsEqResolutionMax(source_.sink_wants(), 14); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2935 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2936 | |
| 2937 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 2938 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2939 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2940 | VerifyFpsEqResolutionLt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2941 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2942 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 2943 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 2944 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2945 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2946 | VerifyFpsLtResolutionEq(source_.sink_wants(), source_.last_wants()); |
| 2947 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 10); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 2948 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2949 | |
| 2950 | // Trigger adapt up, expect no upscale in fps (target bitrate < min bitrate). |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2951 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2952 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 2953 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2954 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 2955 | // Trigger adapt up, expect upscaled fps (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2956 | OnBitrateUpdated(kMinBitrateBps); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 2957 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2958 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2959 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 14); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 2960 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 2961 | |
| 2962 | video_stream_encoder_->Stop(); |
| 2963 | } |
| 2964 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 2965 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 2966 | InitialFrameDropAdaptsFpsAndResolutionInOneStep) { |
| 2967 | test::ScopedFieldTrials field_trials( |
| 2968 | "WebRTC-Video-BalancedDegradationSettings/" |
| 2969 | "pixels:57600|129600|230400,fps:7|24|24/"); |
| 2970 | SetupTest(); |
| 2971 | OnBitrateUpdated(kLowTargetBitrateBps); |
| 2972 | |
| 2973 | VerifyNoLimitation(source_.sink_wants()); |
| 2974 | |
| 2975 | // Insert frame, expect scaled down: |
| 2976 | // framerate (640x360@24fps) -> resolution (480x270@24fps). |
| 2977 | InsertFrame(); |
| 2978 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2979 | EXPECT_LT(source_.sink_wants().max_pixel_count, kWidth * kHeight); |
| 2980 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 24); |
| 2981 | |
| 2982 | // Insert frame, expect scaled down: |
| 2983 | // resolution (320x180@24fps). |
| 2984 | InsertFrame(); |
| 2985 | EXPECT_FALSE(WaitForFrame(1000)); |
| 2986 | EXPECT_LT(source_.sink_wants().max_pixel_count, |
| 2987 | source_.last_wants().max_pixel_count); |
| 2988 | EXPECT_EQ(source_.sink_wants().max_framerate_fps, 24); |
| 2989 | |
| 2990 | // Frame should not be dropped (min pixels per frame reached). |
| 2991 | InsertFrameAndWaitForEncoded(); |
| 2992 | |
| 2993 | video_stream_encoder_->Stop(); |
| 2994 | } |
| 2995 | |
| 2996 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 2997 | NoAdaptUpInResolutionIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 2998 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 2999 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3000 | "pixels:57600|129600|230400,fps:7|10|14,kbps_res:0|0|435/"); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3001 | SetupTest(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3002 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3003 | const int kResolutionMinBitrateBps = 435000; |
| 3004 | const int kTooLowMinResolutionBitrateBps = 434000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3005 | OnBitrateUpdated(kTooLowMinResolutionBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3006 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3007 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3008 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3009 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3010 | |
| 3011 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 3012 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3013 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3014 | VerifyFpsEqResolutionMax(source_.sink_wants(), 14); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3015 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3016 | |
| 3017 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 3018 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3019 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3020 | VerifyFpsEqResolutionLt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3021 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3022 | |
| 3023 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 3024 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3025 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3026 | VerifyFpsLtResolutionEq(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3027 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3028 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3029 | // Trigger adapt up, expect upscaled fps (no bitrate limit) (480x270@14fps). |
| 3030 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3031 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3032 | VerifyFpsGtResolutionEq(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3033 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3034 | |
| 3035 | // Trigger adapt up, expect no upscale in res (target bitrate < min bitrate). |
| 3036 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3037 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3038 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3039 | |
| 3040 | // Trigger adapt up, expect upscaled res (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3041 | OnBitrateUpdated(kResolutionMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3042 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3043 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3044 | VerifyFpsEqResolutionGt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3045 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3046 | |
| 3047 | video_stream_encoder_->Stop(); |
| 3048 | } |
| 3049 | |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3050 | TEST_F(BalancedDegradationTest, |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3051 | NoAdaptUpInFpsAndResolutionIfBwEstimateIsLessThanMinBitrate) { |
Åsa Persson | b67c44c | 2019-09-24 15:25:32 +0200 | [diff] [blame] | 3052 | test::ScopedFieldTrials field_trials( |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3053 | "WebRTC-Video-BalancedDegradationSettings/" |
| 3054 | "pixels:57600|129600|230400,fps:7|10|14,kbps:0|0|425,kbps_res:0|0|435/"); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3055 | SetupTest(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3056 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3057 | const int kMinBitrateBps = 425000; |
| 3058 | const int kTooLowMinBitrateBps = 424000; |
| 3059 | const int kResolutionMinBitrateBps = 435000; |
| 3060 | const int kTooLowMinResolutionBitrateBps = 434000; |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3061 | OnBitrateUpdated(kTooLowMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3062 | |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3063 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3064 | VerifyFpsMaxResolutionMax(source_.sink_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3065 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3066 | |
| 3067 | // Trigger adapt down, expect scaled down framerate (640x360@14fps). |
| 3068 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3069 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3070 | VerifyFpsEqResolutionMax(source_.sink_wants(), 14); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3071 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3072 | |
| 3073 | // Trigger adapt down, expect scaled down resolution (480x270@14fps). |
| 3074 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3075 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3076 | VerifyFpsEqResolutionLt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3077 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3078 | |
| 3079 | // Trigger adapt down, expect scaled down framerate (480x270@10fps). |
| 3080 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3081 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3082 | VerifyFpsLtResolutionEq(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3083 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3084 | |
| 3085 | // Trigger adapt up, expect no upscale (target bitrate < min bitrate). |
| 3086 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3087 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3088 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3089 | |
| 3090 | // Trigger adapt up, expect upscaled fps (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3091 | OnBitrateUpdated(kMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3092 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3093 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3094 | VerifyFpsGtResolutionEq(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3095 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3096 | |
| 3097 | // Trigger adapt up, expect no upscale in res (target bitrate < min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3098 | OnBitrateUpdated(kTooLowMinResolutionBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3099 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3100 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3101 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3102 | |
| 3103 | // Trigger adapt up, expect upscaled res (target bitrate == min bitrate). |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3104 | OnBitrateUpdated(kResolutionMinBitrateBps); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3105 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 45b176f | 2019-09-30 11:19:05 +0200 | [diff] [blame] | 3106 | InsertFrameAndWaitForEncoded(); |
Åsa Persson | ccfb340 | 2019-09-25 15:13:04 +0200 | [diff] [blame] | 3107 | VerifyFpsEqResolutionGt(source_.sink_wants(), source_.last_wants()); |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 3108 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3109 | |
Åsa Persson | 1b247f1 | 2019-08-14 17:26:39 +0200 | [diff] [blame] | 3110 | video_stream_encoder_->Stop(); |
| 3111 | } |
| 3112 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3113 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3114 | AdaptsResolutionOnOveruseAndLowQuality_MaintainFramerateMode) { |
| 3115 | const int kWidth = 1280; |
| 3116 | const int kHeight = 720; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3117 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3118 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3119 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3120 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3121 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3122 | AdaptingFrameForwarder source; |
| 3123 | source.set_adaptation_enabled(true); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3124 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3125 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3126 | |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3127 | int64_t timestamp_ms = kFrameIntervalMs; |
| 3128 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3129 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3130 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3131 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3132 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3133 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3134 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3135 | |
| 3136 | // Trigger cpu adapt down, expect scaled down resolution (960x540). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3137 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3138 | timestamp_ms += kFrameIntervalMs; |
| 3139 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3140 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3141 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3142 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3143 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3144 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3145 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3146 | |
| 3147 | // Trigger cpu adapt down, expect scaled down resolution (640x360). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3148 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3149 | timestamp_ms += kFrameIntervalMs; |
| 3150 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3151 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3152 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3153 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3154 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3155 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3156 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3157 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3158 | // Trigger cpu adapt down, expect scaled down resolution (480x270). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3159 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3160 | timestamp_ms += kFrameIntervalMs; |
| 3161 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3162 | WaitForEncodedFrame(timestamp_ms); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3163 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3164 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3165 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3166 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3167 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3168 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3169 | // Trigger quality adapt down, expect scaled down resolution (320x180). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3170 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3171 | timestamp_ms += kFrameIntervalMs; |
| 3172 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3173 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3174 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3175 | rtc::VideoSinkWants last_wants = source.sink_wants(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3176 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3177 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3178 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3179 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3180 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3181 | // Trigger quality adapt down, expect no change (min resolution reached). |
| 3182 | video_stream_encoder_->TriggerQualityLow(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3183 | timestamp_ms += kFrameIntervalMs; |
| 3184 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3185 | WaitForEncodedFrame(timestamp_ms); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3186 | VerifyFpsMaxResolutionEq(source.sink_wants(), last_wants); |
| 3187 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3188 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3189 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3190 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3191 | |
| 3192 | // Trigger cpu adapt up, expect upscaled resolution (480x270). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3193 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3194 | timestamp_ms += kFrameIntervalMs; |
| 3195 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3196 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3197 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3198 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3199 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3200 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3201 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3202 | |
| 3203 | // Trigger cpu adapt up, expect upscaled resolution (640x360). |
| 3204 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3205 | timestamp_ms += kFrameIntervalMs; |
| 3206 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3207 | WaitForEncodedFrame(timestamp_ms); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3208 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
| 3209 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3210 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3211 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3212 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3213 | |
| 3214 | // Trigger cpu adapt up, expect upscaled resolution (960x540). |
| 3215 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3216 | timestamp_ms += kFrameIntervalMs; |
| 3217 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3218 | WaitForEncodedFrame(timestamp_ms); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3219 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3220 | last_wants = source.sink_wants(); |
| 3221 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3222 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3223 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3224 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3225 | |
| 3226 | // Trigger cpu adapt up, no cpu downgrades, expect no change (960x540). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3227 | video_stream_encoder_->TriggerCpuNormalUsage(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3228 | timestamp_ms += kFrameIntervalMs; |
| 3229 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3230 | WaitForEncodedFrame(timestamp_ms); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3231 | VerifyFpsEqResolutionEq(source.sink_wants(), last_wants); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3232 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3233 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3234 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3235 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3236 | |
| 3237 | // Trigger quality adapt up, expect no restriction (1280x720). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3238 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3239 | timestamp_ms += kFrameIntervalMs; |
| 3240 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3241 | WaitForEncodedFrame(kWidth, kHeight); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3242 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3243 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3244 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3245 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 3246 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3247 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 3248 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3249 | video_stream_encoder_->Stop(); |
kthelgason | 5e13d41 | 2016-12-01 03:59:51 -0800 | [diff] [blame] | 3250 | } |
| 3251 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3252 | TEST_F(VideoStreamEncoderTest, CpuLimitedHistogramIsReported) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3253 | const int kWidth = 640; |
| 3254 | const int kHeight = 360; |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3255 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3256 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3257 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3258 | DataRate::bps(kTargetBitrateBps), 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3259 | |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3260 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3261 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3262 | WaitForEncodedFrame(i); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3263 | } |
| 3264 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3265 | video_stream_encoder_->TriggerCpuOveruse(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3266 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3267 | video_source_.IncomingCapturedFrame(CreateFrame( |
| 3268 | SendStatisticsProxy::kMinRequiredMetricsSamples + i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3269 | WaitForEncodedFrame(SendStatisticsProxy::kMinRequiredMetricsSamples + i); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3270 | } |
| 3271 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3272 | video_stream_encoder_->Stop(); |
| 3273 | video_stream_encoder_.reset(); |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3274 | stats_proxy_.reset(); |
sprang | f8ee65e | 2017-02-28 08:49:33 -0800 | [diff] [blame] | 3275 | |
Ying Wang | ef3998f | 2019-12-09 13:06:53 +0100 | [diff] [blame] | 3276 | EXPECT_METRIC_EQ( |
| 3277 | 1, metrics::NumSamples("WebRTC.Video.CpuLimitedResolutionInPercent")); |
| 3278 | EXPECT_METRIC_EQ( |
perkj | 803d97f | 2016-11-01 11:45:46 -0700 | [diff] [blame] | 3279 | 1, metrics::NumEvents("WebRTC.Video.CpuLimitedResolutionInPercent", 50)); |
| 3280 | } |
| 3281 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3282 | TEST_F(VideoStreamEncoderTest, |
| 3283 | CpuLimitedHistogramIsNotReportedForDisabledDegradation) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3284 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3285 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3286 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 3287 | const int kWidth = 640; |
| 3288 | const int kHeight = 360; |
| 3289 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3290 | video_stream_encoder_->SetSource(&video_source_, |
| 3291 | webrtc::DegradationPreference::DISABLED); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 3292 | |
| 3293 | for (int i = 1; i <= SendStatisticsProxy::kMinRequiredMetricsSamples; ++i) { |
| 3294 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3295 | WaitForEncodedFrame(i); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 3296 | } |
| 3297 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3298 | video_stream_encoder_->Stop(); |
| 3299 | video_stream_encoder_.reset(); |
asapersson | f4e44af | 2017-04-19 02:01:06 -0700 | [diff] [blame] | 3300 | stats_proxy_.reset(); |
| 3301 | |
| 3302 | EXPECT_EQ(0, |
| 3303 | metrics::NumSamples("WebRTC.Video.CpuLimitedResolutionInPercent")); |
| 3304 | } |
| 3305 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3306 | TEST_F(VideoStreamEncoderTest, CallsBitrateObserver) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3307 | MockBitrateObserver bitrate_observer; |
Niels Möller | 0327c2d | 2018-05-21 14:09:31 +0200 | [diff] [blame] | 3308 | video_stream_encoder_->SetBitrateAllocationObserver(&bitrate_observer); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3309 | |
| 3310 | const int kDefaultFps = 30; |
Erik Språng | 566124a | 2018-04-23 12:32:22 +0200 | [diff] [blame] | 3311 | const VideoBitrateAllocation expected_bitrate = |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3312 | DefaultVideoBitrateAllocator(fake_encoder_.codec_config()) |
Florent Castelli | 8bbdb5b | 2019-08-02 15:16:28 +0200 | [diff] [blame] | 3313 | .Allocate(VideoBitrateAllocationParameters(kLowTargetBitrateBps, |
| 3314 | kDefaultFps)); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3315 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3316 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(expected_bitrate)) |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 3317 | .Times(1); |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3318 | video_stream_encoder_->OnBitrateUpdated( |
| 3319 | DataRate::bps(kLowTargetBitrateBps), DataRate::bps(kLowTargetBitrateBps), |
| 3320 | DataRate::bps(kLowTargetBitrateBps), 0, 0); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3321 | |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3322 | video_source_.IncomingCapturedFrame( |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3323 | CreateFrame(rtc::TimeMillis(), codec_width_, codec_height_)); |
| 3324 | WaitForEncodedFrame(rtc::TimeMillis()); |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 3325 | VideoBitrateAllocation bitrate_allocation = |
| 3326 | fake_encoder_.GetAndResetLastRateControlSettings()->bitrate; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3327 | // Check that encoder has been updated too, not just allocation observer. |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 3328 | EXPECT_EQ(bitrate_allocation.get_sum_bps(), kLowTargetBitrateBps); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 3329 | // TODO(srte): The use of millisecs here looks like an error, but the tests |
| 3330 | // fails using seconds, this should be investigated. |
| 3331 | fake_clock_.AdvanceTime(TimeDelta::ms(1) / kDefaultFps); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3332 | |
| 3333 | // Not called on second frame. |
| 3334 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(expected_bitrate)) |
| 3335 | .Times(0); |
| 3336 | video_source_.IncomingCapturedFrame( |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3337 | CreateFrame(rtc::TimeMillis(), codec_width_, codec_height_)); |
| 3338 | WaitForEncodedFrame(rtc::TimeMillis()); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 3339 | fake_clock_.AdvanceTime(TimeDelta::ms(1) / kDefaultFps); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3340 | |
| 3341 | // Called after a process interval. |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3342 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(expected_bitrate)) |
| 3343 | .Times(1); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3344 | const int64_t start_time_ms = rtc::TimeMillis(); |
| 3345 | while (rtc::TimeMillis() - start_time_ms < kProcessIntervalMs) { |
| 3346 | video_source_.IncomingCapturedFrame( |
| 3347 | CreateFrame(rtc::TimeMillis(), codec_width_, codec_height_)); |
| 3348 | WaitForEncodedFrame(rtc::TimeMillis()); |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 3349 | fake_clock_.AdvanceTime(TimeDelta::ms(1) / kDefaultFps); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 3350 | } |
| 3351 | |
| 3352 | // Since rates are unchanged, encoder should not be reconfigured. |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 3353 | EXPECT_FALSE(fake_encoder_.GetAndResetLastRateControlSettings().has_value()); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3354 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3355 | video_stream_encoder_->Stop(); |
sprang | 57c2fff | 2017-01-16 06:24:02 -0800 | [diff] [blame] | 3356 | } |
| 3357 | |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3358 | TEST_F(VideoStreamEncoderTest, TemporalLayersNotDisabledIfSupported) { |
| 3359 | // 2 TLs configured, temporal layers supported by encoder. |
| 3360 | const int kNumTemporalLayers = 2; |
| 3361 | ResetEncoder("VP8", 1, kNumTemporalLayers, 1, /*screenshare*/ false); |
| 3362 | fake_encoder_.SetTemporalLayersSupported(0, true); |
| 3363 | |
| 3364 | // Bitrate allocated across temporal layers. |
| 3365 | const int kTl0Bps = kTargetBitrateBps * |
| 3366 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 3367 | kNumTemporalLayers, /*temporal_id*/ 0, |
| 3368 | /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3369 | const int kTl1Bps = kTargetBitrateBps * |
| 3370 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 3371 | kNumTemporalLayers, /*temporal_id*/ 1, |
| 3372 | /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3373 | VideoBitrateAllocation expected_bitrate; |
| 3374 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kTl0Bps); |
| 3375 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 1, kTl1Bps - kTl0Bps); |
| 3376 | |
| 3377 | VerifyAllocatedBitrate(expected_bitrate); |
| 3378 | video_stream_encoder_->Stop(); |
| 3379 | } |
| 3380 | |
| 3381 | TEST_F(VideoStreamEncoderTest, TemporalLayersDisabledIfNotSupported) { |
| 3382 | // 2 TLs configured, temporal layers not supported by encoder. |
| 3383 | ResetEncoder("VP8", 1, /*num_temporal_layers*/ 2, 1, /*screenshare*/ false); |
| 3384 | fake_encoder_.SetTemporalLayersSupported(0, false); |
| 3385 | |
| 3386 | // Temporal layers not supported by the encoder. |
| 3387 | // Total bitrate should be at ti:0. |
| 3388 | VideoBitrateAllocation expected_bitrate; |
| 3389 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kTargetBitrateBps); |
| 3390 | |
| 3391 | VerifyAllocatedBitrate(expected_bitrate); |
| 3392 | video_stream_encoder_->Stop(); |
| 3393 | } |
| 3394 | |
| 3395 | TEST_F(VideoStreamEncoderTest, VerifyBitrateAllocationForTwoStreams) { |
| 3396 | // 2 TLs configured, temporal layers only supported for first stream. |
| 3397 | ResetEncoder("VP8", 2, /*num_temporal_layers*/ 2, 1, /*screenshare*/ false); |
| 3398 | fake_encoder_.SetTemporalLayersSupported(0, true); |
| 3399 | fake_encoder_.SetTemporalLayersSupported(1, false); |
| 3400 | |
| 3401 | const int kS0Bps = 150000; |
| 3402 | const int kS0Tl0Bps = |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 3403 | kS0Bps * |
| 3404 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
| 3405 | /*num_layers*/ 2, /*temporal_id*/ 0, /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3406 | const int kS0Tl1Bps = |
Rasmus Brandt | 2b9317a | 2019-10-30 13:01:46 +0100 | [diff] [blame] | 3407 | kS0Bps * |
| 3408 | webrtc::SimulcastRateAllocator::GetTemporalRateAllocation( |
| 3409 | /*num_layers*/ 2, /*temporal_id*/ 1, /*base_heavy_tl3_alloc*/ false); |
Åsa Persson | c29cb2c | 2019-03-25 12:06:59 +0100 | [diff] [blame] | 3410 | const int kS1Bps = kTargetBitrateBps - kS0Tl1Bps; |
| 3411 | // Temporal layers not supported by si:1. |
| 3412 | VideoBitrateAllocation expected_bitrate; |
| 3413 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 0, kS0Tl0Bps); |
| 3414 | expected_bitrate.SetBitrate(/*si*/ 0, /*ti*/ 1, kS0Tl1Bps - kS0Tl0Bps); |
| 3415 | expected_bitrate.SetBitrate(/*si*/ 1, /*ti*/ 0, kS1Bps); |
| 3416 | |
| 3417 | VerifyAllocatedBitrate(expected_bitrate); |
| 3418 | video_stream_encoder_->Stop(); |
| 3419 | } |
| 3420 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3421 | TEST_F(VideoStreamEncoderTest, OveruseDetectorUpdatedOnReconfigureAndAdaption) { |
| 3422 | const int kFrameWidth = 1280; |
| 3423 | const int kFrameHeight = 720; |
| 3424 | const int kFramerate = 24; |
| 3425 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3426 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3427 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3428 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3429 | test::FrameForwarder source; |
| 3430 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3431 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3432 | |
| 3433 | // Insert a single frame, triggering initial configuration. |
| 3434 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 3435 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3436 | |
| 3437 | EXPECT_EQ( |
| 3438 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3439 | kDefaultFramerate); |
| 3440 | |
| 3441 | // Trigger reconfigure encoder (without resetting the entire instance). |
| 3442 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 3443 | video_encoder_config.codec_type = kVideoCodecVP8; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3444 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 3445 | video_encoder_config.number_of_streams = 1; |
| 3446 | video_encoder_config.video_stream_factory = |
| 3447 | new rtc::RefCountedObject<VideoStreamFactory>(1, kFramerate); |
| 3448 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3449 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3450 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3451 | |
| 3452 | // Detector should be updated with fps limit from codec config. |
| 3453 | EXPECT_EQ( |
| 3454 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3455 | kFramerate); |
| 3456 | |
| 3457 | // Trigger overuse, max framerate should be reduced. |
| 3458 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3459 | stats.input_frame_rate = kFramerate; |
| 3460 | stats_proxy_->SetMockStats(stats); |
| 3461 | video_stream_encoder_->TriggerCpuOveruse(); |
| 3462 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3463 | int adapted_framerate = |
| 3464 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
| 3465 | EXPECT_LT(adapted_framerate, kFramerate); |
| 3466 | |
| 3467 | // Trigger underuse, max framerate should go back to codec configured fps. |
| 3468 | // Set extra low fps, to make sure it's actually reset, not just incremented. |
| 3469 | stats = stats_proxy_->GetStats(); |
| 3470 | stats.input_frame_rate = adapted_framerate / 2; |
| 3471 | stats_proxy_->SetMockStats(stats); |
| 3472 | video_stream_encoder_->TriggerCpuNormalUsage(); |
| 3473 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3474 | EXPECT_EQ( |
| 3475 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3476 | kFramerate); |
| 3477 | |
| 3478 | video_stream_encoder_->Stop(); |
| 3479 | } |
| 3480 | |
| 3481 | TEST_F(VideoStreamEncoderTest, |
| 3482 | OveruseDetectorUpdatedRespectsFramerateAfterUnderuse) { |
| 3483 | const int kFrameWidth = 1280; |
| 3484 | const int kFrameHeight = 720; |
| 3485 | const int kLowFramerate = 15; |
| 3486 | const int kHighFramerate = 25; |
| 3487 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3488 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3489 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3490 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3491 | test::FrameForwarder source; |
| 3492 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3493 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3494 | |
| 3495 | // Trigger initial configuration. |
| 3496 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 3497 | video_encoder_config.codec_type = kVideoCodecVP8; |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3498 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 3499 | video_encoder_config.number_of_streams = 1; |
| 3500 | video_encoder_config.video_stream_factory = |
| 3501 | new rtc::RefCountedObject<VideoStreamFactory>(1, kLowFramerate); |
| 3502 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 3503 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3504 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3505 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3506 | |
| 3507 | EXPECT_EQ( |
| 3508 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3509 | kLowFramerate); |
| 3510 | |
| 3511 | // Trigger overuse, max framerate should be reduced. |
| 3512 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3513 | stats.input_frame_rate = kLowFramerate; |
| 3514 | stats_proxy_->SetMockStats(stats); |
| 3515 | video_stream_encoder_->TriggerCpuOveruse(); |
| 3516 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3517 | int adapted_framerate = |
| 3518 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
| 3519 | EXPECT_LT(adapted_framerate, kLowFramerate); |
| 3520 | |
| 3521 | // Reconfigure the encoder with a new (higher max framerate), max fps should |
| 3522 | // still respect the adaptation. |
| 3523 | video_encoder_config.video_stream_factory = |
| 3524 | new rtc::RefCountedObject<VideoStreamFactory>(1, kHighFramerate); |
| 3525 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 3526 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3527 | kMaxPayloadLength); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3528 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3529 | |
| 3530 | EXPECT_EQ( |
| 3531 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3532 | adapted_framerate); |
| 3533 | |
| 3534 | // Trigger underuse, max framerate should go back to codec configured fps. |
| 3535 | stats = stats_proxy_->GetStats(); |
| 3536 | stats.input_frame_rate = adapted_framerate; |
| 3537 | stats_proxy_->SetMockStats(stats); |
| 3538 | video_stream_encoder_->TriggerCpuNormalUsage(); |
| 3539 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 3540 | EXPECT_EQ( |
| 3541 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3542 | kHighFramerate); |
| 3543 | |
| 3544 | video_stream_encoder_->Stop(); |
| 3545 | } |
| 3546 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3547 | TEST_F(VideoStreamEncoderTest, |
| 3548 | OveruseDetectorUpdatedOnDegradationPreferenceChange) { |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3549 | const int kFrameWidth = 1280; |
| 3550 | const int kFrameHeight = 720; |
| 3551 | const int kFramerate = 24; |
| 3552 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3553 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3554 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3555 | DataRate::bps(kTargetBitrateBps), 0, 0); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3556 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3557 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3558 | &source, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3559 | |
| 3560 | // Trigger initial configuration. |
| 3561 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 3562 | video_encoder_config.codec_type = kVideoCodecVP8; |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3563 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 3564 | video_encoder_config.number_of_streams = 1; |
| 3565 | video_encoder_config.video_stream_factory = |
| 3566 | new rtc::RefCountedObject<VideoStreamFactory>(1, kFramerate); |
| 3567 | source.IncomingCapturedFrame(CreateFrame(1, kFrameWidth, kFrameHeight)); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3568 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3569 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3570 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3571 | |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3572 | EXPECT_EQ( |
| 3573 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3574 | kFramerate); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3575 | |
| 3576 | // Trigger overuse, max framerate should be reduced. |
| 3577 | VideoSendStream::Stats stats = stats_proxy_->GetStats(); |
| 3578 | stats.input_frame_rate = kFramerate; |
| 3579 | stats_proxy_->SetMockStats(stats); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3580 | video_stream_encoder_->TriggerCpuOveruse(); |
| 3581 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3582 | int adapted_framerate = |
| 3583 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3584 | EXPECT_LT(adapted_framerate, kFramerate); |
| 3585 | |
| 3586 | // Change degradation preference to not enable framerate scaling. Target |
| 3587 | // framerate should be changed to codec defined limit. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3588 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3589 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3590 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
Niels Möller | 7dc26b7 | 2017-12-06 10:27:48 +0100 | [diff] [blame] | 3591 | EXPECT_EQ( |
| 3592 | video_stream_encoder_->overuse_detector_proxy_->GetLastTargetFramerate(), |
| 3593 | kFramerate); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3594 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3595 | video_stream_encoder_->Stop(); |
sprang | fda496a | 2017-06-15 04:21:07 -0700 | [diff] [blame] | 3596 | } |
| 3597 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3598 | TEST_F(VideoStreamEncoderTest, DropsFramesAndScalesWhenBitrateIsTooLow) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3599 | const int kTooLowBitrateForFrameSizeBps = 10000; |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 3600 | video_stream_encoder_->OnBitrateUpdated( |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3601 | DataRate::bps(kTooLowBitrateForFrameSizeBps), |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3602 | DataRate::bps(kTooLowBitrateForFrameSizeBps), |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3603 | DataRate::bps(kTooLowBitrateForFrameSizeBps), 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3604 | const int kWidth = 640; |
| 3605 | const int kHeight = 360; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3606 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3607 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3608 | |
| 3609 | // Expect to drop this frame, the wait should time out. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3610 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3611 | |
| 3612 | // Expect the sink_wants to specify a scaled frame. |
asapersson | 0944a80 | 2017-04-07 00:57:58 -0700 | [diff] [blame] | 3613 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3614 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3615 | int last_pixel_count = video_source_.sink_wants().max_pixel_count; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3616 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3617 | // Next frame is scaled. |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3618 | video_source_.IncomingCapturedFrame( |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3619 | CreateFrame(2, kWidth * 3 / 4, kHeight * 3 / 4)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3620 | |
| 3621 | // Expect to drop this frame, the wait should time out. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3622 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3623 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3624 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, last_pixel_count); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3625 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3626 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3627 | } |
| 3628 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3629 | TEST_F(VideoStreamEncoderTest, |
| 3630 | NumberOfDroppedFramesLimitedWhenBitrateIsTooLow) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3631 | const int kTooLowBitrateForFrameSizeBps = 10000; |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 3632 | video_stream_encoder_->OnBitrateUpdated( |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3633 | DataRate::bps(kTooLowBitrateForFrameSizeBps), |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3634 | DataRate::bps(kTooLowBitrateForFrameSizeBps), |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3635 | DataRate::bps(kTooLowBitrateForFrameSizeBps), 0, 0); |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3636 | const int kWidth = 640; |
| 3637 | const int kHeight = 360; |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3638 | |
| 3639 | // We expect the n initial frames to get dropped. |
| 3640 | int i; |
| 3641 | for (i = 1; i <= kMaxInitialFramedrop; ++i) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3642 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3643 | ExpectDroppedFrame(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3644 | } |
| 3645 | // The n+1th frame should not be dropped, even though it's size is too large. |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3646 | video_source_.IncomingCapturedFrame(CreateFrame(i, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3647 | WaitForEncodedFrame(i); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3648 | |
| 3649 | // Expect the sink_wants to specify a scaled frame. |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3650 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3651 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3652 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3653 | } |
| 3654 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3655 | TEST_F(VideoStreamEncoderTest, |
| 3656 | InitialFrameDropOffWithMaintainResolutionPreference) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3657 | const int kWidth = 640; |
| 3658 | const int kHeight = 360; |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3659 | video_stream_encoder_->OnBitrateUpdated( |
| 3660 | DataRate::bps(kLowTargetBitrateBps), DataRate::bps(kLowTargetBitrateBps), |
| 3661 | DataRate::bps(kLowTargetBitrateBps), 0, 0); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3662 | |
| 3663 | // Set degradation preference. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3664 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3665 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3666 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3667 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3668 | // Frame should not be dropped, even if it's too large. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3669 | WaitForEncodedFrame(1); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3670 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3671 | video_stream_encoder_->Stop(); |
kthelgason | 2bc6864 | 2017-02-07 07:02:22 -0800 | [diff] [blame] | 3672 | } |
| 3673 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3674 | TEST_F(VideoStreamEncoderTest, InitialFrameDropOffWhenEncoderDisabledScaling) { |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3675 | const int kWidth = 640; |
| 3676 | const int kHeight = 360; |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3677 | fake_encoder_.SetQualityScaling(false); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 3678 | |
| 3679 | VideoEncoderConfig video_encoder_config; |
| 3680 | test::FillEncoderConfiguration(kVideoCodecVP8, 1, &video_encoder_config); |
| 3681 | // Make format different, to force recreation of encoder. |
| 3682 | video_encoder_config.video_format.parameters["foo"] = "foo"; |
| 3683 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3684 | kMaxPayloadLength); |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3685 | video_stream_encoder_->OnBitrateUpdated( |
| 3686 | DataRate::bps(kLowTargetBitrateBps), DataRate::bps(kLowTargetBitrateBps), |
| 3687 | DataRate::bps(kLowTargetBitrateBps), 0, 0); |
asapersson | 09f0561 | 2017-05-15 23:40:18 -0700 | [diff] [blame] | 3688 | |
kthelgason | b83797b | 2017-02-14 11:57:25 -0800 | [diff] [blame] | 3689 | // Force quality scaler reconfiguration by resetting the source. |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3690 | video_stream_encoder_->SetSource(&video_source_, |
| 3691 | webrtc::DegradationPreference::BALANCED); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3692 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3693 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3694 | // Frame should not be dropped, even if it's too large. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3695 | WaitForEncodedFrame(1); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3696 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3697 | video_stream_encoder_->Stop(); |
kthelgason | ad9010c | 2017-02-14 00:46:51 -0800 | [diff] [blame] | 3698 | fake_encoder_.SetQualityScaling(true); |
| 3699 | } |
| 3700 | |
Kári Tristan Helgason | 639602a | 2018-08-02 10:51:40 +0200 | [diff] [blame] | 3701 | TEST_F(VideoStreamEncoderTest, InitialFrameDropActivatesWhenBWEstimateReady) { |
| 3702 | webrtc::test::ScopedFieldTrials field_trials( |
| 3703 | "WebRTC-InitialFramedrop/Enabled/"); |
| 3704 | // Reset encoder for field trials to take effect. |
| 3705 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 3706 | const int kTooLowBitrateForFrameSizeBps = 10000; |
| 3707 | const int kWidth = 640; |
| 3708 | const int kHeight = 360; |
| 3709 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3710 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3711 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3712 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Kári Tristan Helgason | 639602a | 2018-08-02 10:51:40 +0200 | [diff] [blame] | 3713 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 3714 | // Frame should not be dropped. |
| 3715 | WaitForEncodedFrame(1); |
| 3716 | |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 3717 | video_stream_encoder_->OnBitrateUpdated( |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3718 | DataRate::bps(kTooLowBitrateForFrameSizeBps), |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3719 | DataRate::bps(kTooLowBitrateForFrameSizeBps), |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3720 | DataRate::bps(kTooLowBitrateForFrameSizeBps), 0, 0); |
Kári Tristan Helgason | 639602a | 2018-08-02 10:51:40 +0200 | [diff] [blame] | 3721 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 3722 | // Expect to drop this frame, the wait should time out. |
| 3723 | ExpectDroppedFrame(); |
| 3724 | |
| 3725 | // Expect the sink_wants to specify a scaled frame. |
| 3726 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3727 | video_stream_encoder_->Stop(); |
| 3728 | } |
| 3729 | |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 3730 | TEST_F(VideoStreamEncoderTest, InitialFrameDropActivatesWhenBweDrops) { |
| 3731 | webrtc::test::ScopedFieldTrials field_trials( |
| 3732 | "WebRTC-Video-QualityScalerSettings/" |
| 3733 | "initial_bitrate_interval_ms:1000,initial_bitrate_factor:0.2/"); |
| 3734 | // Reset encoder for field trials to take effect. |
| 3735 | ConfigureEncoder(video_encoder_config_.Copy()); |
| 3736 | const int kNotTooLowBitrateForFrameSizeBps = kTargetBitrateBps * 0.2; |
| 3737 | const int kTooLowBitrateForFrameSizeBps = kTargetBitrateBps * 0.19; |
| 3738 | const int kWidth = 640; |
| 3739 | const int kHeight = 360; |
| 3740 | |
| 3741 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3742 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3743 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 3744 | video_source_.IncomingCapturedFrame(CreateFrame(1, kWidth, kHeight)); |
| 3745 | // Frame should not be dropped. |
| 3746 | WaitForEncodedFrame(1); |
| 3747 | |
| 3748 | video_stream_encoder_->OnBitrateUpdated( |
| 3749 | DataRate::bps(kNotTooLowBitrateForFrameSizeBps), |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3750 | DataRate::bps(kNotTooLowBitrateForFrameSizeBps), |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 3751 | DataRate::bps(kNotTooLowBitrateForFrameSizeBps), 0, 0); |
| 3752 | video_source_.IncomingCapturedFrame(CreateFrame(2, kWidth, kHeight)); |
| 3753 | // Frame should not be dropped. |
| 3754 | WaitForEncodedFrame(2); |
| 3755 | |
| 3756 | video_stream_encoder_->OnBitrateUpdated( |
| 3757 | DataRate::bps(kTooLowBitrateForFrameSizeBps), |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3758 | DataRate::bps(kTooLowBitrateForFrameSizeBps), |
Åsa Persson | 139f4dc | 2019-08-02 09:29:58 +0200 | [diff] [blame] | 3759 | DataRate::bps(kTooLowBitrateForFrameSizeBps), 0, 0); |
| 3760 | video_source_.IncomingCapturedFrame(CreateFrame(3, kWidth, kHeight)); |
| 3761 | // Expect to drop this frame, the wait should time out. |
| 3762 | ExpectDroppedFrame(); |
| 3763 | |
| 3764 | // Expect the sink_wants to specify a scaled frame. |
| 3765 | EXPECT_LT(video_source_.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3766 | video_stream_encoder_->Stop(); |
| 3767 | } |
| 3768 | |
Åsa Persson | e644a03 | 2019-11-08 15:56:00 +0100 | [diff] [blame] | 3769 | TEST_F(VideoStreamEncoderTest, RampsUpInQualityWhenBwIsHigh) { |
| 3770 | webrtc::test::ScopedFieldTrials field_trials( |
| 3771 | "WebRTC-Video-QualityRampupSettings/min_pixels:1,min_duration_ms:2000/"); |
| 3772 | |
| 3773 | // Reset encoder for field trials to take effect. |
| 3774 | VideoEncoderConfig config = video_encoder_config_.Copy(); |
| 3775 | config.max_bitrate_bps = kTargetBitrateBps; |
| 3776 | ConfigureEncoder(std::move(config)); |
| 3777 | fake_encoder_.SetQp(kQpLow); |
| 3778 | |
| 3779 | // Enable MAINTAIN_FRAMERATE preference. |
| 3780 | AdaptingFrameForwarder source; |
| 3781 | source.set_adaptation_enabled(true); |
| 3782 | video_stream_encoder_->SetSource(&source, |
| 3783 | DegradationPreference::MAINTAIN_FRAMERATE); |
| 3784 | |
| 3785 | // Start at low bitrate. |
| 3786 | const int kLowBitrateBps = 200000; |
| 3787 | video_stream_encoder_->OnBitrateUpdated(DataRate::bps(kLowBitrateBps), |
| 3788 | DataRate::bps(kLowBitrateBps), |
| 3789 | DataRate::bps(kLowBitrateBps), 0, 0); |
| 3790 | |
| 3791 | // Expect first frame to be dropped and resolution to be limited. |
| 3792 | const int kWidth = 1280; |
| 3793 | const int kHeight = 720; |
| 3794 | const int64_t kFrameIntervalMs = 100; |
| 3795 | int64_t timestamp_ms = kFrameIntervalMs; |
| 3796 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3797 | ExpectDroppedFrame(); |
| 3798 | EXPECT_LT(source.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3799 | |
| 3800 | // Increase bitrate to encoder max. |
| 3801 | video_stream_encoder_->OnBitrateUpdated(DataRate::bps(config.max_bitrate_bps), |
| 3802 | DataRate::bps(config.max_bitrate_bps), |
| 3803 | DataRate::bps(config.max_bitrate_bps), |
| 3804 | 0, 0); |
| 3805 | |
| 3806 | // Insert frames and advance |min_duration_ms|. |
| 3807 | for (size_t i = 1; i <= 10; i++) { |
| 3808 | timestamp_ms += kFrameIntervalMs; |
| 3809 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3810 | WaitForEncodedFrame(timestamp_ms); |
| 3811 | } |
| 3812 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3813 | EXPECT_LT(source.sink_wants().max_pixel_count, kWidth * kHeight); |
| 3814 | |
| 3815 | fake_clock_.AdvanceTime(TimeDelta::ms(2000)); |
| 3816 | |
| 3817 | // Insert frame should trigger high BW and release quality limitation. |
| 3818 | timestamp_ms += kFrameIntervalMs; |
| 3819 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3820 | WaitForEncodedFrame(timestamp_ms); |
| 3821 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
| 3822 | |
| 3823 | // Frame should not be adapted. |
| 3824 | timestamp_ms += kFrameIntervalMs; |
| 3825 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
| 3826 | WaitForEncodedFrame(kWidth, kHeight); |
| 3827 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3828 | |
| 3829 | video_stream_encoder_->Stop(); |
| 3830 | } |
| 3831 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3832 | TEST_F(VideoStreamEncoderTest, |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3833 | ResolutionNotAdaptedForTooSmallFrame_MaintainFramerateMode) { |
| 3834 | const int kTooSmallWidth = 10; |
| 3835 | const int kTooSmallHeight = 10; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3836 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3837 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3838 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3839 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3840 | // Enable MAINTAIN_FRAMERATE preference, no initial limitation. |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3841 | test::FrameForwarder source; |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3842 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3843 | &source, webrtc::DegradationPreference::MAINTAIN_FRAMERATE); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3844 | VerifyNoLimitation(source.sink_wants()); |
| 3845 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3846 | |
| 3847 | // Trigger adapt down, too small frame, expect no change. |
| 3848 | source.IncomingCapturedFrame(CreateFrame(1, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3849 | WaitForEncodedFrame(1); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3850 | video_stream_encoder_->TriggerCpuOveruse(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3851 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3852 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 3853 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 3854 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3855 | video_stream_encoder_->Stop(); |
asapersson | d0de295 | 2017-04-21 01:47:31 -0700 | [diff] [blame] | 3856 | } |
| 3857 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3858 | TEST_F(VideoStreamEncoderTest, |
| 3859 | ResolutionNotAdaptedForTooSmallFrame_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3860 | const int kTooSmallWidth = 10; |
| 3861 | const int kTooSmallHeight = 10; |
| 3862 | const int kFpsLimit = 7; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3863 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3864 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3865 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3866 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3867 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3868 | test::FrameForwarder source; |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3869 | video_stream_encoder_->SetSource(&source, |
| 3870 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3871 | VerifyNoLimitation(source.sink_wants()); |
| 3872 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3873 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 3874 | |
| 3875 | // Trigger adapt down, expect limited framerate. |
| 3876 | source.IncomingCapturedFrame(CreateFrame(1, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3877 | WaitForEncodedFrame(1); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3878 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3879 | VerifyFpsEqResolutionMax(source.sink_wants(), kFpsLimit); |
| 3880 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3881 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 3882 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3883 | |
| 3884 | // Trigger adapt down, too small frame, expect no change. |
| 3885 | source.IncomingCapturedFrame(CreateFrame(2, kTooSmallWidth, kTooSmallHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3886 | WaitForEncodedFrame(2); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3887 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3888 | VerifyFpsEqResolutionMax(source.sink_wants(), kFpsLimit); |
| 3889 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 3890 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 3891 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 3892 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3893 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 3894 | } |
| 3895 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3896 | TEST_F(VideoStreamEncoderTest, FailingInitEncodeDoesntCauseCrash) { |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3897 | fake_encoder_.ForceInitEncodeFailure(true); |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3898 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3899 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3900 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 3901 | ResetEncoder("VP8", 2, 1, 1, false); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3902 | const int kFrameWidth = 1280; |
| 3903 | const int kFrameHeight = 720; |
| 3904 | video_source_.IncomingCapturedFrame( |
| 3905 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3906 | ExpectDroppedFrame(); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3907 | video_stream_encoder_->Stop(); |
asapersson | 02465b8 | 2017-04-10 01:12:52 -0700 | [diff] [blame] | 3908 | } |
| 3909 | |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3910 | // TODO(sprang): Extend this with fps throttling and any "balanced" extensions. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3911 | TEST_F(VideoStreamEncoderTest, |
| 3912 | AdaptsResolutionOnOveruse_MaintainFramerateMode) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3913 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3914 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3915 | DataRate::bps(kTargetBitrateBps), 0, 0); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3916 | |
| 3917 | const int kFrameWidth = 1280; |
| 3918 | const int kFrameHeight = 720; |
| 3919 | // Enabled default VideoAdapter downscaling. First step is 3/4, not 3/5 as |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3920 | // requested by |
| 3921 | // VideoStreamEncoder::VideoSourceProxy::RequestResolutionLowerThan(). |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3922 | video_source_.set_adaptation_enabled(true); |
| 3923 | |
| 3924 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3925 | CreateFrame(1 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3926 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3927 | |
| 3928 | // Trigger CPU overuse, downscale by 3/4. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3929 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3930 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3931 | CreateFrame(2 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3932 | WaitForEncodedFrame((kFrameWidth * 3) / 4, (kFrameHeight * 3) / 4); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3933 | |
asapersson | fab6707 | 2017-04-04 05:51:49 -0700 | [diff] [blame] | 3934 | // Trigger CPU normal use, return to original resolution. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3935 | video_stream_encoder_->TriggerCpuNormalUsage(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3936 | video_source_.IncomingCapturedFrame( |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3937 | CreateFrame(3 * kFrameIntervalMs, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3938 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3939 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3940 | video_stream_encoder_->Stop(); |
sprang | b1ca073 | 2017-02-01 08:38:12 -0800 | [diff] [blame] | 3941 | } |
sprang | fe627f3 | 2017-03-29 08:24:59 -0700 | [diff] [blame] | 3942 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3943 | TEST_F(VideoStreamEncoderTest, |
| 3944 | AdaptsFramerateOnOveruse_MaintainResolutionMode) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3945 | const int kFrameWidth = 1280; |
| 3946 | const int kFrameHeight = 720; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3947 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 3948 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 3949 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 3950 | DataRate::bps(kTargetBitrateBps), 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3951 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 3952 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3953 | video_source_.set_adaptation_enabled(true); |
| 3954 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3955 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3956 | |
| 3957 | video_source_.IncomingCapturedFrame( |
| 3958 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3959 | WaitForEncodedFrame(timestamp_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3960 | |
| 3961 | // Try to trigger overuse. No fps estimate available => no effect. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3962 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3963 | |
| 3964 | // Insert frames for one second to get a stable estimate. |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3965 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3966 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3967 | video_source_.IncomingCapturedFrame( |
| 3968 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3969 | WaitForEncodedFrame(timestamp_ms); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3970 | } |
| 3971 | |
| 3972 | // Trigger CPU overuse, reduce framerate by 2/3. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3973 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3974 | int num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3975 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3976 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3977 | video_source_.IncomingCapturedFrame( |
| 3978 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3979 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3980 | ++num_frames_dropped; |
| 3981 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 3982 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3983 | } |
| 3984 | } |
| 3985 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3986 | // Add some slack to account for frames dropped by the frame dropper. |
| 3987 | const int kErrorMargin = 1; |
| 3988 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 2 / 3), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3989 | kErrorMargin); |
| 3990 | |
| 3991 | // Trigger CPU overuse, reduce framerate by 2/3 again. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 3992 | video_stream_encoder_->TriggerCpuOveruse(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3993 | num_frames_dropped = 0; |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 3994 | for (int i = 0; i <= max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3995 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3996 | video_source_.IncomingCapturedFrame( |
| 3997 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 3998 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 3999 | ++num_frames_dropped; |
| 4000 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 4001 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4002 | } |
| 4003 | } |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4004 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 4 / 9), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4005 | kErrorMargin); |
| 4006 | |
| 4007 | // Go back up one step. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4008 | video_stream_encoder_->TriggerCpuNormalUsage(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4009 | num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4010 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4011 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4012 | video_source_.IncomingCapturedFrame( |
| 4013 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4014 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4015 | ++num_frames_dropped; |
| 4016 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 4017 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4018 | } |
| 4019 | } |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4020 | EXPECT_NEAR(num_frames_dropped, max_framerate_ - (max_framerate_ * 2 / 3), |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4021 | kErrorMargin); |
| 4022 | |
| 4023 | // Go back up to original mode. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4024 | video_stream_encoder_->TriggerCpuNormalUsage(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4025 | num_frames_dropped = 0; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4026 | for (int i = 0; i < max_framerate_; ++i) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4027 | timestamp_ms += kFrameIntervalMs; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4028 | video_source_.IncomingCapturedFrame( |
| 4029 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4030 | if (!WaitForFrame(kFrameTimeoutMs)) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4031 | ++num_frames_dropped; |
| 4032 | } else { |
Åsa Persson | c74d8da | 2017-12-04 14:13:56 +0100 | [diff] [blame] | 4033 | sink_.CheckLastFrameSizeMatches(kFrameWidth, kFrameHeight); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4034 | } |
| 4035 | } |
| 4036 | EXPECT_NEAR(num_frames_dropped, 0, kErrorMargin); |
| 4037 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4038 | video_stream_encoder_->Stop(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4039 | } |
| 4040 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4041 | TEST_F(VideoStreamEncoderTest, DoesntAdaptDownPastMinFramerate) { |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4042 | const int kFramerateFps = 5; |
| 4043 | const int kFrameIntervalMs = rtc::kNumMillisecsPerSec / kFramerateFps; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4044 | const int kFrameWidth = 1280; |
| 4045 | const int kFrameHeight = 720; |
| 4046 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4047 | // Reconfigure encoder with two temporal layers and screensharing, which will |
| 4048 | // disable frame dropping and make testing easier. |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 4049 | ResetEncoder("VP8", 1, 2, 1, true); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4050 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4051 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4052 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4053 | DataRate::bps(kTargetBitrateBps), 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4054 | video_stream_encoder_->SetSource( |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4055 | &video_source_, webrtc::DegradationPreference::MAINTAIN_RESOLUTION); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4056 | video_source_.set_adaptation_enabled(true); |
| 4057 | |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4058 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4059 | |
| 4060 | // Trigger overuse as much as we can. |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4061 | rtc::VideoSinkWants last_wants; |
| 4062 | do { |
| 4063 | last_wants = video_source_.sink_wants(); |
| 4064 | |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4065 | // Insert frames to get a new fps estimate... |
| 4066 | for (int j = 0; j < kFramerateFps; ++j) { |
| 4067 | video_source_.IncomingCapturedFrame( |
| 4068 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4069 | if (video_source_.last_sent_width()) { |
| 4070 | sink_.WaitForEncodedFrame(timestamp_ms); |
| 4071 | } |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4072 | timestamp_ms += kFrameIntervalMs; |
Sebastian Jansson | 40889f3 | 2019-04-17 12:11:20 +0200 | [diff] [blame] | 4073 | fake_clock_.AdvanceTime(TimeDelta::ms(kFrameIntervalMs)); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4074 | } |
| 4075 | // ...and then try to adapt again. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4076 | video_stream_encoder_->TriggerCpuOveruse(); |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4077 | } while (video_source_.sink_wants().max_framerate_fps < |
| 4078 | last_wants.max_framerate_fps); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4079 | |
Jonathan Yu | bc771b7 | 2017-12-08 17:04:29 -0800 | [diff] [blame] | 4080 | VerifyFpsEqResolutionMax(video_source_.sink_wants(), kMinFramerateFps); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4081 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4082 | video_stream_encoder_->Stop(); |
sprang | c5d62e2 | 2017-04-02 23:53:04 -0700 | [diff] [blame] | 4083 | } |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4084 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4085 | TEST_F(VideoStreamEncoderTest, |
| 4086 | AdaptsResolutionAndFramerateForLowQuality_BalancedMode) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4087 | const int kWidth = 1280; |
| 4088 | const int kHeight = 720; |
| 4089 | const int64_t kFrameIntervalMs = 150; |
| 4090 | int64_t timestamp_ms = kFrameIntervalMs; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4091 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4092 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4093 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4094 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4095 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4096 | AdaptingFrameForwarder source; |
| 4097 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4098 | video_stream_encoder_->SetSource(&source, |
| 4099 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4100 | timestamp_ms += kFrameIntervalMs; |
| 4101 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4102 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4103 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4104 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4105 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4106 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4107 | |
| 4108 | // Trigger adapt down, expect scaled down resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4109 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4110 | timestamp_ms += kFrameIntervalMs; |
| 4111 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4112 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4113 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 4114 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4115 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4116 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4117 | |
| 4118 | // Trigger adapt down, expect scaled down resolution (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4119 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4120 | timestamp_ms += kFrameIntervalMs; |
| 4121 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4122 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4123 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
| 4124 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4125 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4126 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4127 | |
| 4128 | // Trigger adapt down, expect reduced fps (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4129 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4130 | timestamp_ms += kFrameIntervalMs; |
| 4131 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4132 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4133 | VerifyFpsLtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4134 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4135 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4136 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4137 | |
| 4138 | // Trigger adapt down, expect scaled down resolution (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4139 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4140 | timestamp_ms += kFrameIntervalMs; |
| 4141 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4142 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4143 | VerifyFpsEqResolutionLt(source.sink_wants(), source.last_wants()); |
| 4144 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4145 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4146 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4147 | |
| 4148 | // Restrict bitrate, trigger adapt down, expect reduced fps (480x270@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4149 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4150 | timestamp_ms += kFrameIntervalMs; |
| 4151 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4152 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4153 | VerifyFpsLtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4154 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4155 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4156 | EXPECT_EQ(5, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4157 | |
| 4158 | // Trigger adapt down, expect scaled down resolution (320x180@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4159 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4160 | timestamp_ms += kFrameIntervalMs; |
| 4161 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4162 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4163 | VerifyFpsEqResolutionLt(source.sink_wants(), source.last_wants()); |
| 4164 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4165 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4166 | EXPECT_EQ(6, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4167 | |
| 4168 | // Trigger adapt down, expect reduced fps (320x180@7fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4169 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4170 | timestamp_ms += kFrameIntervalMs; |
| 4171 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4172 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4173 | VerifyFpsLtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4174 | rtc::VideoSinkWants last_wants = source.sink_wants(); |
| 4175 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4176 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4177 | EXPECT_EQ(7, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4178 | |
| 4179 | // Trigger adapt down, min resolution reached, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4180 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4181 | timestamp_ms += kFrameIntervalMs; |
| 4182 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4183 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4184 | VerifyFpsEqResolutionEq(source.sink_wants(), last_wants); |
| 4185 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4186 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4187 | EXPECT_EQ(7, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4188 | |
| 4189 | // Trigger adapt down, expect expect increased fps (320x180@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4190 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4191 | timestamp_ms += kFrameIntervalMs; |
| 4192 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4193 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4194 | VerifyFpsGtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4195 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4196 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4197 | EXPECT_EQ(8, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4198 | |
| 4199 | // Trigger adapt up, expect upscaled resolution (480x270@10fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4200 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4201 | timestamp_ms += kFrameIntervalMs; |
| 4202 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4203 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4204 | VerifyFpsEqResolutionGt(source.sink_wants(), source.last_wants()); |
| 4205 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4206 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4207 | EXPECT_EQ(9, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4208 | |
| 4209 | // Increase bitrate, trigger adapt up, expect increased fps (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4210 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4211 | timestamp_ms += kFrameIntervalMs; |
| 4212 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4213 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4214 | VerifyFpsGtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4215 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4216 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4217 | EXPECT_EQ(10, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4218 | |
| 4219 | // Trigger adapt up, expect upscaled resolution (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4220 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4221 | timestamp_ms += kFrameIntervalMs; |
| 4222 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4223 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4224 | VerifyFpsEqResolutionGt(source.sink_wants(), source.last_wants()); |
| 4225 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4226 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4227 | EXPECT_EQ(11, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4228 | |
| 4229 | // Trigger adapt up, expect increased fps (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4230 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4231 | timestamp_ms += kFrameIntervalMs; |
| 4232 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4233 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4234 | VerifyFpsMaxResolutionEq(source.sink_wants(), source.last_wants()); |
| 4235 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4236 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4237 | EXPECT_EQ(12, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4238 | |
| 4239 | // Trigger adapt up, expect upscaled resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4240 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4241 | timestamp_ms += kFrameIntervalMs; |
| 4242 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4243 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4244 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
| 4245 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4246 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4247 | EXPECT_EQ(13, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4248 | |
Åsa Persson | 30ab015 | 2019-08-27 12:22:33 +0200 | [diff] [blame] | 4249 | // Trigger adapt up, expect no restriction (1280x720fps@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4250 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4251 | timestamp_ms += kFrameIntervalMs; |
| 4252 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4253 | WaitForEncodedFrame(kWidth, kHeight); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4254 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4255 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4256 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4257 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4258 | EXPECT_EQ(14, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4259 | |
| 4260 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4261 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4262 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4263 | EXPECT_EQ(14, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4264 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4265 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4266 | } |
| 4267 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4268 | TEST_F(VideoStreamEncoderTest, AdaptWithTwoReasonsAndDifferentOrder_Framerate) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4269 | const int kWidth = 1280; |
| 4270 | const int kHeight = 720; |
| 4271 | const int64_t kFrameIntervalMs = 150; |
| 4272 | int64_t timestamp_ms = kFrameIntervalMs; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4273 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4274 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4275 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4276 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4277 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4278 | AdaptingFrameForwarder source; |
| 4279 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4280 | video_stream_encoder_->SetSource(&source, |
| 4281 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4282 | timestamp_ms += kFrameIntervalMs; |
| 4283 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4284 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4285 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4286 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4287 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4288 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4289 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4290 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4291 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4292 | |
| 4293 | // Trigger cpu adapt down, expect scaled down resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4294 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4295 | timestamp_ms += kFrameIntervalMs; |
| 4296 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4297 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4298 | VerifyFpsMaxResolutionLt(source.sink_wants(), kWidth * kHeight); |
| 4299 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4300 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4301 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4302 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4303 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4304 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4305 | |
| 4306 | // Trigger cpu adapt down, expect scaled down resolution (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4307 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4308 | timestamp_ms += kFrameIntervalMs; |
| 4309 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4310 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4311 | VerifyFpsMaxResolutionLt(source.sink_wants(), source.last_wants()); |
| 4312 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4313 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4314 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4315 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4316 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4317 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4318 | |
| 4319 | // Trigger quality adapt down, expect reduced fps (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4320 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4321 | timestamp_ms += kFrameIntervalMs; |
| 4322 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4323 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4324 | VerifyFpsLtResolutionEq(source.sink_wants(), source.last_wants()); |
| 4325 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4326 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4327 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4328 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4329 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4330 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4331 | |
| 4332 | // Trigger cpu adapt up, expect increased fps (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4333 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4334 | timestamp_ms += kFrameIntervalMs; |
| 4335 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4336 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4337 | VerifyFpsMaxResolutionEq(source.sink_wants(), source.last_wants()); |
| 4338 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4339 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4340 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4341 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4342 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4343 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4344 | |
| 4345 | // Trigger quality adapt up, expect upscaled resolution (960x540@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4346 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4347 | timestamp_ms += kFrameIntervalMs; |
| 4348 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4349 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4350 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
| 4351 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4352 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4353 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4354 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4355 | EXPECT_EQ(3, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4356 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4357 | |
| 4358 | // Trigger cpu adapt up, expect no restriction (1280x720fps@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4359 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4360 | timestamp_ms += kFrameIntervalMs; |
| 4361 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4362 | WaitForEncodedFrame(kWidth, kHeight); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4363 | VerifyFpsMaxResolutionGt(source.sink_wants(), source.last_wants()); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4364 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4365 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4366 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4367 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4368 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4369 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4370 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4371 | |
| 4372 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4373 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4374 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4375 | EXPECT_EQ(4, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4376 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4377 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4378 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4379 | } |
| 4380 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4381 | TEST_F(VideoStreamEncoderTest, |
| 4382 | AdaptWithTwoReasonsAndDifferentOrder_Resolution) { |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4383 | const int kWidth = 640; |
| 4384 | const int kHeight = 360; |
| 4385 | const int kFpsLimit = 15; |
| 4386 | const int64_t kFrameIntervalMs = 150; |
| 4387 | int64_t timestamp_ms = kFrameIntervalMs; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4388 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4389 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4390 | DataRate::bps(kTargetBitrateBps), 0, 0); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4391 | |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4392 | // Enable BALANCED preference, no initial limitation. |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4393 | AdaptingFrameForwarder source; |
| 4394 | source.set_adaptation_enabled(true); |
Taylor Brandstetter | 49fcc10 | 2018-05-16 14:20:41 -0700 | [diff] [blame] | 4395 | video_stream_encoder_->SetSource(&source, |
| 4396 | webrtc::DegradationPreference::BALANCED); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4397 | timestamp_ms += kFrameIntervalMs; |
| 4398 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4399 | WaitForEncodedFrame(kWidth, kHeight); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4400 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4401 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4402 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4403 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4404 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4405 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4406 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4407 | |
| 4408 | // Trigger cpu adapt down, expect scaled down framerate (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4409 | video_stream_encoder_->TriggerCpuOveruse(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4410 | timestamp_ms += kFrameIntervalMs; |
| 4411 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4412 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4413 | VerifyFpsEqResolutionMax(source.sink_wants(), kFpsLimit); |
| 4414 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4415 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4416 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4417 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4418 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4419 | EXPECT_EQ(0, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4420 | |
| 4421 | // Trigger quality adapt down, expect scaled down resolution (480x270@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4422 | video_stream_encoder_->TriggerQualityLow(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4423 | timestamp_ms += kFrameIntervalMs; |
| 4424 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4425 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4426 | VerifyFpsEqResolutionLt(source.sink_wants(), source.last_wants()); |
| 4427 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4428 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4429 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4430 | EXPECT_TRUE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4431 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4432 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4433 | |
| 4434 | // Trigger cpu adapt up, expect upscaled resolution (640x360@15fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4435 | video_stream_encoder_->TriggerCpuNormalUsage(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4436 | timestamp_ms += kFrameIntervalMs; |
| 4437 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4438 | WaitForEncodedFrame(timestamp_ms); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4439 | VerifyFpsEqResolutionGt(source.sink_wants(), source.last_wants()); |
| 4440 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4441 | EXPECT_TRUE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4442 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4443 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4444 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4445 | EXPECT_EQ(1, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4446 | |
| 4447 | // Trigger quality adapt up, expect increased fps (640x360@30fps). |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4448 | video_stream_encoder_->TriggerQualityHigh(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4449 | timestamp_ms += kFrameIntervalMs; |
| 4450 | source.IncomingCapturedFrame(CreateFrame(timestamp_ms, kWidth, kHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4451 | WaitForEncodedFrame(timestamp_ms); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4452 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4453 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_resolution); |
| 4454 | EXPECT_FALSE(stats_proxy_->GetStats().bw_limited_framerate); |
| 4455 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_resolution); |
| 4456 | EXPECT_FALSE(stats_proxy_->GetStats().cpu_limited_framerate); |
| 4457 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4458 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4459 | |
| 4460 | // Trigger adapt up, expect no change. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4461 | video_stream_encoder_->TriggerQualityHigh(); |
Åsa Persson | 8c1bf95 | 2018-09-13 10:42:19 +0200 | [diff] [blame] | 4462 | VerifyFpsMaxResolutionMax(source.sink_wants()); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4463 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_cpu_adapt_changes); |
| 4464 | EXPECT_EQ(2, stats_proxy_->GetStats().number_of_quality_adapt_changes); |
| 4465 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4466 | video_stream_encoder_->Stop(); |
asapersson | f7e294d | 2017-06-13 23:25:22 -0700 | [diff] [blame] | 4467 | } |
| 4468 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4469 | TEST_F(VideoStreamEncoderTest, AcceptsFullHdAdaptedDownSimulcastFrames) { |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4470 | const int kFrameWidth = 1920; |
| 4471 | const int kFrameHeight = 1080; |
| 4472 | // 3/4 of 1920. |
| 4473 | const int kAdaptedFrameWidth = 1440; |
| 4474 | // 3/4 of 1080 rounded down to multiple of 4. |
| 4475 | const int kAdaptedFrameHeight = 808; |
| 4476 | const int kFramerate = 24; |
| 4477 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4478 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4479 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4480 | DataRate::bps(kTargetBitrateBps), 0, 0); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4481 | // Trigger reconfigure encoder (without resetting the entire instance). |
| 4482 | VideoEncoderConfig video_encoder_config; |
Niels Möller | 259a497 | 2018-04-05 15:36:51 +0200 | [diff] [blame] | 4483 | video_encoder_config.codec_type = kVideoCodecVP8; |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4484 | video_encoder_config.max_bitrate_bps = kTargetBitrateBps; |
| 4485 | video_encoder_config.number_of_streams = 1; |
| 4486 | video_encoder_config.video_stream_factory = |
| 4487 | new rtc::RefCountedObject<CroppingVideoStreamFactory>(1, kFramerate); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4488 | video_stream_encoder_->ConfigureEncoder(std::move(video_encoder_config), |
Niels Möller | f133856 | 2018-04-26 09:51:47 +0200 | [diff] [blame] | 4489 | kMaxPayloadLength); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4490 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4491 | |
| 4492 | video_source_.set_adaptation_enabled(true); |
| 4493 | |
| 4494 | video_source_.IncomingCapturedFrame( |
| 4495 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4496 | WaitForEncodedFrame(kFrameWidth, kFrameHeight); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4497 | |
| 4498 | // Trigger CPU overuse, downscale by 3/4. |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4499 | video_stream_encoder_->TriggerCpuOveruse(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4500 | video_source_.IncomingCapturedFrame( |
| 4501 | CreateFrame(2, kFrameWidth, kFrameHeight)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4502 | WaitForEncodedFrame(kAdaptedFrameWidth, kAdaptedFrameHeight); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4503 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4504 | video_stream_encoder_->Stop(); |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4505 | } |
| 4506 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4507 | TEST_F(VideoStreamEncoderTest, PeriodicallyUpdatesChannelParameters) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4508 | const int kFrameWidth = 1280; |
| 4509 | const int kFrameHeight = 720; |
| 4510 | const int kLowFps = 2; |
| 4511 | const int kHighFps = 30; |
| 4512 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4513 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4514 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4515 | DataRate::bps(kTargetBitrateBps), 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4516 | |
| 4517 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 4518 | max_framerate_ = kLowFps; |
| 4519 | |
| 4520 | // Insert 2 seconds of 2fps video. |
| 4521 | for (int i = 0; i < kLowFps * 2; ++i) { |
| 4522 | video_source_.IncomingCapturedFrame( |
| 4523 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4524 | WaitForEncodedFrame(timestamp_ms); |
| 4525 | timestamp_ms += 1000 / kLowFps; |
| 4526 | } |
| 4527 | |
| 4528 | // Make sure encoder is updated with new target. |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4529 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4530 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4531 | DataRate::bps(kTargetBitrateBps), 0, 0); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4532 | video_source_.IncomingCapturedFrame( |
| 4533 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4534 | WaitForEncodedFrame(timestamp_ms); |
| 4535 | timestamp_ms += 1000 / kLowFps; |
| 4536 | |
| 4537 | EXPECT_EQ(kLowFps, fake_encoder_.GetConfiguredInputFramerate()); |
| 4538 | |
| 4539 | // Insert 30fps frames for just a little more than the forced update period. |
Niels Möller | fe407b7 | 2019-09-10 10:48:48 +0200 | [diff] [blame] | 4540 | const int kVcmTimerIntervalFrames = (kProcessIntervalMs * kHighFps) / 1000; |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4541 | const int kFrameIntervalMs = 1000 / kHighFps; |
| 4542 | max_framerate_ = kHighFps; |
| 4543 | for (int i = 0; i < kVcmTimerIntervalFrames + 2; ++i) { |
| 4544 | video_source_.IncomingCapturedFrame( |
| 4545 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4546 | // Wait for encoded frame, but skip ahead if it doesn't arrive as it might |
| 4547 | // be dropped if the encoder hans't been updated with the new higher target |
| 4548 | // framerate yet, causing it to overshoot the target bitrate and then |
| 4549 | // suffering the wrath of the media optimizer. |
| 4550 | TimedWaitForEncodedFrame(timestamp_ms, 2 * kFrameIntervalMs); |
| 4551 | timestamp_ms += kFrameIntervalMs; |
| 4552 | } |
| 4553 | |
| 4554 | // Don expect correct measurement just yet, but it should be higher than |
| 4555 | // before. |
| 4556 | EXPECT_GT(fake_encoder_.GetConfiguredInputFramerate(), kLowFps); |
| 4557 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4558 | video_stream_encoder_->Stop(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4559 | } |
| 4560 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4561 | TEST_F(VideoStreamEncoderTest, DoesNotUpdateBitrateAllocationWhenSuspended) { |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4562 | const int kFrameWidth = 1280; |
| 4563 | const int kFrameHeight = 720; |
| 4564 | const int kTargetBitrateBps = 1000000; |
| 4565 | |
| 4566 | MockBitrateObserver bitrate_observer; |
Niels Möller | 0327c2d | 2018-05-21 14:09:31 +0200 | [diff] [blame] | 4567 | video_stream_encoder_->SetBitrateAllocationObserver(&bitrate_observer); |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4568 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4569 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4570 | DataRate::bps(kTargetBitrateBps), 0, 0); |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4571 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4572 | |
| 4573 | // Insert a first video frame, causes another bitrate update. |
| 4574 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 4575 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(_)).Times(1); |
| 4576 | video_source_.IncomingCapturedFrame( |
| 4577 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4578 | WaitForEncodedFrame(timestamp_ms); |
| 4579 | |
| 4580 | // Next, simulate video suspension due to pacer queue overrun. |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4581 | video_stream_encoder_->OnBitrateUpdated(DataRate::bps(0), DataRate::bps(0), |
| 4582 | DataRate::bps(0), 0, 1); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4583 | |
| 4584 | // Skip ahead until a new periodic parameter update should have occured. |
Niels Möller | fe407b7 | 2019-09-10 10:48:48 +0200 | [diff] [blame] | 4585 | timestamp_ms += kProcessIntervalMs; |
| 4586 | fake_clock_.AdvanceTime(TimeDelta::ms(kProcessIntervalMs)); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4587 | |
| 4588 | // Bitrate observer should not be called. |
| 4589 | EXPECT_CALL(bitrate_observer, OnBitrateAllocationUpdated(_)).Times(0); |
| 4590 | video_source_.IncomingCapturedFrame( |
| 4591 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4592 | ExpectDroppedFrame(); |
| 4593 | |
mflodman | cc3d442 | 2017-08-03 08:27:51 -0700 | [diff] [blame] | 4594 | video_stream_encoder_->Stop(); |
sprang | 4847ae6 | 2017-06-27 07:06:52 -0700 | [diff] [blame] | 4595 | } |
ilnik | 6b826ef | 2017-06-16 06:53:48 -0700 | [diff] [blame] | 4596 | |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 4597 | TEST_F(VideoStreamEncoderTest, |
| 4598 | DefaultCpuAdaptationThresholdsForSoftwareEncoder) { |
| 4599 | const int kFrameWidth = 1280; |
| 4600 | const int kFrameHeight = 720; |
| 4601 | const CpuOveruseOptions default_options; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4602 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4603 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4604 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 4605 | video_source_.IncomingCapturedFrame( |
| 4606 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 4607 | WaitForEncodedFrame(1); |
| 4608 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 4609 | .low_encode_usage_threshold_percent, |
| 4610 | default_options.low_encode_usage_threshold_percent); |
| 4611 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 4612 | .high_encode_usage_threshold_percent, |
| 4613 | default_options.high_encode_usage_threshold_percent); |
| 4614 | video_stream_encoder_->Stop(); |
| 4615 | } |
| 4616 | |
| 4617 | TEST_F(VideoStreamEncoderTest, |
| 4618 | HigherCpuAdaptationThresholdsForHardwareEncoder) { |
| 4619 | const int kFrameWidth = 1280; |
| 4620 | const int kFrameHeight = 720; |
| 4621 | CpuOveruseOptions hardware_options; |
| 4622 | hardware_options.low_encode_usage_threshold_percent = 150; |
| 4623 | hardware_options.high_encode_usage_threshold_percent = 200; |
Mirta Dvornicic | ccc1b57 | 2019-01-15 12:42:18 +0100 | [diff] [blame] | 4624 | fake_encoder_.SetIsHardwareAccelerated(true); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 4625 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4626 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4627 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4628 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Niels Möller | 4db138e | 2018-04-19 09:04:13 +0200 | [diff] [blame] | 4629 | video_source_.IncomingCapturedFrame( |
| 4630 | CreateFrame(1, kFrameWidth, kFrameHeight)); |
| 4631 | WaitForEncodedFrame(1); |
| 4632 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 4633 | .low_encode_usage_threshold_percent, |
| 4634 | hardware_options.low_encode_usage_threshold_percent); |
| 4635 | EXPECT_EQ(video_stream_encoder_->overuse_detector_proxy_->GetOptions() |
| 4636 | .high_encode_usage_threshold_percent, |
| 4637 | hardware_options.high_encode_usage_threshold_percent); |
| 4638 | video_stream_encoder_->Stop(); |
| 4639 | } |
| 4640 | |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4641 | TEST_F(VideoStreamEncoderTest, DropsFramesWhenEncoderOvershoots) { |
| 4642 | const int kFrameWidth = 320; |
| 4643 | const int kFrameHeight = 240; |
| 4644 | const int kFps = 30; |
| 4645 | const int kTargetBitrateBps = 120000; |
| 4646 | const int kNumFramesInRun = kFps * 5; // Runs of five seconds. |
| 4647 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4648 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4649 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4650 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4651 | |
| 4652 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 4653 | max_framerate_ = kFps; |
| 4654 | |
| 4655 | // Insert 3 seconds of video, verify number of drops with normal bitrate. |
| 4656 | fake_encoder_.SimulateOvershoot(1.0); |
| 4657 | int num_dropped = 0; |
| 4658 | for (int i = 0; i < kNumFramesInRun; ++i) { |
| 4659 | video_source_.IncomingCapturedFrame( |
| 4660 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4661 | // Wait up to two frame durations for a frame to arrive. |
| 4662 | if (!TimedWaitForEncodedFrame(timestamp_ms, 2 * 1000 / kFps)) { |
| 4663 | ++num_dropped; |
| 4664 | } |
| 4665 | timestamp_ms += 1000 / kFps; |
| 4666 | } |
| 4667 | |
Erik Språng | a8d48ab | 2019-02-08 14:17:40 +0100 | [diff] [blame] | 4668 | // Framerate should be measured to be near the expected target rate. |
| 4669 | EXPECT_NEAR(fake_encoder_.GetLastFramerate(), kFps, 1); |
| 4670 | |
| 4671 | // Frame drops should be within 5% of expected 0%. |
| 4672 | EXPECT_NEAR(num_dropped, 0, 5 * kNumFramesInRun / 100); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4673 | |
| 4674 | // Make encoder produce frames at double the expected bitrate during 3 seconds |
| 4675 | // of video, verify number of drops. Rate needs to be slightly changed in |
| 4676 | // order to force the rate to be reconfigured. |
Erik Språng | 7ca375c | 2019-02-06 16:20:17 +0100 | [diff] [blame] | 4677 | double overshoot_factor = 2.0; |
| 4678 | if (RateControlSettings::ParseFromFieldTrials().UseEncoderBitrateAdjuster()) { |
| 4679 | // With bitrate adjuster, when need to overshoot even more to trigger |
| 4680 | // frame dropping. |
| 4681 | overshoot_factor *= 2; |
| 4682 | } |
| 4683 | fake_encoder_.SimulateOvershoot(overshoot_factor); |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 4684 | video_stream_encoder_->OnBitrateUpdated( |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4685 | DataRate::bps(kTargetBitrateBps + 1000), |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4686 | DataRate::bps(kTargetBitrateBps + 1000), |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4687 | DataRate::bps(kTargetBitrateBps + 1000), 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4688 | num_dropped = 0; |
| 4689 | for (int i = 0; i < kNumFramesInRun; ++i) { |
| 4690 | video_source_.IncomingCapturedFrame( |
| 4691 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4692 | // Wait up to two frame durations for a frame to arrive. |
| 4693 | if (!TimedWaitForEncodedFrame(timestamp_ms, 2 * 1000 / kFps)) { |
| 4694 | ++num_dropped; |
| 4695 | } |
| 4696 | timestamp_ms += 1000 / kFps; |
| 4697 | } |
| 4698 | |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4699 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4700 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4701 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Erik Språng | a8d48ab | 2019-02-08 14:17:40 +0100 | [diff] [blame] | 4702 | |
| 4703 | // Target framerate should be still be near the expected target, despite |
| 4704 | // the frame drops. |
| 4705 | EXPECT_NEAR(fake_encoder_.GetLastFramerate(), kFps, 1); |
| 4706 | |
| 4707 | // Frame drops should be within 5% of expected 50%. |
| 4708 | EXPECT_NEAR(num_dropped, kNumFramesInRun / 2, 5 * kNumFramesInRun / 100); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4709 | |
| 4710 | video_stream_encoder_->Stop(); |
| 4711 | } |
| 4712 | |
| 4713 | TEST_F(VideoStreamEncoderTest, ConfiguresCorrectFrameRate) { |
| 4714 | const int kFrameWidth = 320; |
| 4715 | const int kFrameHeight = 240; |
| 4716 | const int kActualInputFps = 24; |
| 4717 | const int kTargetBitrateBps = 120000; |
| 4718 | |
| 4719 | ASSERT_GT(max_framerate_, kActualInputFps); |
| 4720 | |
| 4721 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 4722 | max_framerate_ = kActualInputFps; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4723 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4724 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4725 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Niels Möller | 6bb5ab9 | 2019-01-11 11:11:10 +0100 | [diff] [blame] | 4726 | |
| 4727 | // Insert 3 seconds of video, with an input fps lower than configured max. |
| 4728 | for (int i = 0; i < kActualInputFps * 3; ++i) { |
| 4729 | video_source_.IncomingCapturedFrame( |
| 4730 | CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight)); |
| 4731 | // Wait up to two frame durations for a frame to arrive. |
| 4732 | WaitForEncodedFrame(timestamp_ms); |
| 4733 | timestamp_ms += 1000 / kActualInputFps; |
| 4734 | } |
| 4735 | |
| 4736 | EXPECT_NEAR(kActualInputFps, fake_encoder_.GetLastFramerate(), 1); |
| 4737 | |
| 4738 | video_stream_encoder_->Stop(); |
| 4739 | } |
| 4740 | |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 4741 | TEST_F(VideoStreamEncoderTest, AccumulatesUpdateRectOnDroppedFrames) { |
| 4742 | VideoFrame::UpdateRect rect; |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4743 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4744 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4745 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Ilya Nikolaevskiy | 71aee3a | 2019-02-18 13:01:26 +0100 | [diff] [blame] | 4746 | |
| 4747 | fake_encoder_.BlockNextEncode(); |
| 4748 | video_source_.IncomingCapturedFrame( |
| 4749 | CreateFrameWithUpdatedPixel(1, nullptr, 0)); |
| 4750 | WaitForEncodedFrame(1); |
| 4751 | // On the very first frame full update should be forced. |
| 4752 | rect = fake_encoder_.GetLastUpdateRect(); |
| 4753 | EXPECT_EQ(rect.offset_x, 0); |
| 4754 | EXPECT_EQ(rect.offset_y, 0); |
| 4755 | EXPECT_EQ(rect.height, codec_height_); |
| 4756 | EXPECT_EQ(rect.width, codec_width_); |
| 4757 | // Here, the encoder thread will be blocked in the TestEncoder waiting for a |
| 4758 | // call to ContinueEncode. |
| 4759 | video_source_.IncomingCapturedFrame( |
| 4760 | CreateFrameWithUpdatedPixel(2, nullptr, 1)); |
| 4761 | ExpectDroppedFrame(); |
| 4762 | video_source_.IncomingCapturedFrame( |
| 4763 | CreateFrameWithUpdatedPixel(3, nullptr, 10)); |
| 4764 | ExpectDroppedFrame(); |
| 4765 | fake_encoder_.ContinueEncode(); |
| 4766 | WaitForEncodedFrame(3); |
| 4767 | // Updates to pixels 1 and 10 should be accumulated to one 10x1 rect. |
| 4768 | rect = fake_encoder_.GetLastUpdateRect(); |
| 4769 | EXPECT_EQ(rect.offset_x, 1); |
| 4770 | EXPECT_EQ(rect.offset_y, 0); |
| 4771 | EXPECT_EQ(rect.width, 10); |
| 4772 | EXPECT_EQ(rect.height, 1); |
| 4773 | |
| 4774 | video_source_.IncomingCapturedFrame( |
| 4775 | CreateFrameWithUpdatedPixel(4, nullptr, 0)); |
| 4776 | WaitForEncodedFrame(4); |
| 4777 | // Previous frame was encoded, so no accumulation should happen. |
| 4778 | rect = fake_encoder_.GetLastUpdateRect(); |
| 4779 | EXPECT_EQ(rect.offset_x, 0); |
| 4780 | EXPECT_EQ(rect.offset_y, 0); |
| 4781 | EXPECT_EQ(rect.width, 1); |
| 4782 | EXPECT_EQ(rect.height, 1); |
| 4783 | |
| 4784 | video_stream_encoder_->Stop(); |
| 4785 | } |
| 4786 | |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4787 | TEST_F(VideoStreamEncoderTest, SetsFrameTypes) { |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4788 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4789 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4790 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4791 | |
| 4792 | // First frame is always keyframe. |
| 4793 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 4794 | WaitForEncodedFrame(1); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4795 | EXPECT_THAT( |
| 4796 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4797 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4798 | |
| 4799 | // Insert delta frame. |
| 4800 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 4801 | WaitForEncodedFrame(2); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4802 | EXPECT_THAT( |
| 4803 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4804 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4805 | |
| 4806 | // Request next frame be a key-frame. |
| 4807 | video_stream_encoder_->SendKeyFrame(); |
| 4808 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 4809 | WaitForEncodedFrame(3); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4810 | EXPECT_THAT( |
| 4811 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4812 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4813 | |
| 4814 | video_stream_encoder_->Stop(); |
| 4815 | } |
| 4816 | |
| 4817 | TEST_F(VideoStreamEncoderTest, SetsFrameTypesSimulcast) { |
| 4818 | // Setup simulcast with three streams. |
| 4819 | ResetEncoder("VP8", 3, 1, 1, false); |
Erik Språng | 610c763 | 2019-03-06 15:37:33 +0100 | [diff] [blame] | 4820 | video_stream_encoder_->OnBitrateUpdated( |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4821 | DataRate::bps(kSimulcastTargetBitrateBps), |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4822 | DataRate::bps(kSimulcastTargetBitrateBps), |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4823 | DataRate::bps(kSimulcastTargetBitrateBps), 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4824 | // Wait for all three layers before triggering event. |
| 4825 | sink_.SetNumExpectedLayers(3); |
| 4826 | |
| 4827 | // First frame is always keyframe. |
| 4828 | video_source_.IncomingCapturedFrame(CreateFrame(1, nullptr)); |
| 4829 | WaitForEncodedFrame(1); |
| 4830 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4831 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
| 4832 | VideoFrameType::kVideoFrameKey, |
| 4833 | VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4834 | |
| 4835 | // Insert delta frame. |
| 4836 | video_source_.IncomingCapturedFrame(CreateFrame(2, nullptr)); |
| 4837 | WaitForEncodedFrame(2); |
| 4838 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4839 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameDelta, |
| 4840 | VideoFrameType::kVideoFrameDelta, |
| 4841 | VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4842 | |
| 4843 | // Request next frame be a key-frame. |
| 4844 | // Only first stream is configured to produce key-frame. |
| 4845 | video_stream_encoder_->SendKeyFrame(); |
| 4846 | video_source_.IncomingCapturedFrame(CreateFrame(3, nullptr)); |
| 4847 | WaitForEncodedFrame(3); |
Sergey Silkin | e62a08a | 2019-05-13 13:45:39 +0200 | [diff] [blame] | 4848 | |
| 4849 | // TODO(webrtc:10615): Map keyframe request to spatial layer. Currently |
| 4850 | // keyframe request on any layer triggers keyframe on all layers. |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4851 | EXPECT_THAT(fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4852 | ::testing::ElementsAreArray({VideoFrameType::kVideoFrameKey, |
Sergey Silkin | e62a08a | 2019-05-13 13:45:39 +0200 | [diff] [blame] | 4853 | VideoFrameType::kVideoFrameKey, |
| 4854 | VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4855 | |
| 4856 | video_stream_encoder_->Stop(); |
| 4857 | } |
| 4858 | |
| 4859 | TEST_F(VideoStreamEncoderTest, RequestKeyframeInternalSource) { |
| 4860 | // Configure internal source factory and setup test again. |
| 4861 | encoder_factory_.SetHasInternalSource(true); |
| 4862 | ResetEncoder("VP8", 1, 1, 1, false); |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4863 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4864 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4865 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4866 | |
| 4867 | // Call encoder directly, simulating internal source where encoded frame |
| 4868 | // callback in VideoStreamEncoder is called despite no OnFrame(). |
| 4869 | fake_encoder_.InjectFrame(CreateFrame(1, nullptr), true); |
| 4870 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4871 | EXPECT_THAT( |
| 4872 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4873 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4874 | |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4875 | const std::vector<VideoFrameType> kDeltaFrame = { |
| 4876 | VideoFrameType::kVideoFrameDelta}; |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4877 | // Need to set timestamp manually since manually for injected frame. |
| 4878 | VideoFrame frame = CreateFrame(101, nullptr); |
| 4879 | frame.set_timestamp(101); |
| 4880 | fake_encoder_.InjectFrame(frame, false); |
| 4881 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4882 | EXPECT_THAT( |
| 4883 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4884 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameDelta})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4885 | |
| 4886 | // Request key-frame. The forces a dummy frame down into the encoder. |
| 4887 | fake_encoder_.ExpectNullFrame(); |
| 4888 | video_stream_encoder_->SendKeyFrame(); |
| 4889 | EXPECT_TRUE(WaitForFrame(kDefaultTimeoutMs)); |
Niels Möller | 8f7ce22 | 2019-03-21 15:43:58 +0100 | [diff] [blame] | 4890 | EXPECT_THAT( |
| 4891 | fake_encoder_.LastFrameTypes(), |
Mirko Bonadei | 6a489f2 | 2019-04-09 15:11:12 +0200 | [diff] [blame] | 4892 | ::testing::ElementsAre(VideoFrameType{VideoFrameType::kVideoFrameKey})); |
Erik Språng | d7329ca | 2019-02-21 21:19:53 +0100 | [diff] [blame] | 4893 | |
| 4894 | video_stream_encoder_->Stop(); |
| 4895 | } |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 4896 | |
| 4897 | TEST_F(VideoStreamEncoderTest, AdjustsTimestampInternalSource) { |
| 4898 | // Configure internal source factory and setup test again. |
| 4899 | encoder_factory_.SetHasInternalSource(true); |
| 4900 | ResetEncoder("VP8", 1, 1, 1, false); |
Erik Språng | 4c6ca30 | 2019-04-08 15:14:01 +0200 | [diff] [blame] | 4901 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4902 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4903 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 4904 | |
| 4905 | int64_t timestamp = 1; |
| 4906 | EncodedImage image; |
Niels Möller | 4d504c7 | 2019-06-18 15:56:56 +0200 | [diff] [blame] | 4907 | image.SetEncodedData( |
| 4908 | EncodedImageBuffer::Create(kTargetBitrateBps / kDefaultFramerate / 8)); |
Erik Språng | b7cb7b5 | 2019-02-26 15:52:33 +0100 | [diff] [blame] | 4909 | image.capture_time_ms_ = ++timestamp; |
| 4910 | image.SetTimestamp(static_cast<uint32_t>(timestamp * 90)); |
| 4911 | const int64_t kEncodeFinishDelayMs = 10; |
| 4912 | image.timing_.encode_start_ms = timestamp; |
| 4913 | image.timing_.encode_finish_ms = timestamp + kEncodeFinishDelayMs; |
| 4914 | fake_encoder_.InjectEncodedImage(image); |
| 4915 | // Wait for frame without incrementing clock. |
| 4916 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 4917 | // Frame is captured kEncodeFinishDelayMs before it's encoded, so restored |
| 4918 | // capture timestamp should be kEncodeFinishDelayMs in the past. |
| 4919 | EXPECT_EQ(sink_.GetLastCaptureTimeMs(), |
| 4920 | fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec - |
| 4921 | kEncodeFinishDelayMs); |
| 4922 | |
| 4923 | video_stream_encoder_->Stop(); |
| 4924 | } |
Mirta Dvornicic | 28f0eb2 | 2019-05-28 16:30:16 +0200 | [diff] [blame] | 4925 | |
| 4926 | TEST_F(VideoStreamEncoderTest, DoesNotRewriteH264BitstreamWithOptimalSps) { |
| 4927 | // Configure internal source factory and setup test again. |
| 4928 | encoder_factory_.SetHasInternalSource(true); |
| 4929 | ResetEncoder("H264", 1, 1, 1, false); |
| 4930 | |
| 4931 | EncodedImage image(optimal_sps, sizeof(optimal_sps), sizeof(optimal_sps)); |
| 4932 | image._frameType = VideoFrameType::kVideoFrameKey; |
| 4933 | |
| 4934 | CodecSpecificInfo codec_specific_info; |
| 4935 | codec_specific_info.codecType = kVideoCodecH264; |
| 4936 | |
| 4937 | RTPFragmentationHeader fragmentation; |
| 4938 | fragmentation.VerifyAndAllocateFragmentationHeader(1); |
| 4939 | fragmentation.fragmentationOffset[0] = 4; |
| 4940 | fragmentation.fragmentationLength[0] = sizeof(optimal_sps) - 4; |
| 4941 | |
| 4942 | fake_encoder_.InjectEncodedImage(image, &codec_specific_info, &fragmentation); |
| 4943 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 4944 | |
| 4945 | EXPECT_THAT(sink_.GetLastEncodedImageData(), |
| 4946 | testing::ElementsAreArray(optimal_sps)); |
| 4947 | RTPFragmentationHeader last_fragmentation = sink_.GetLastFragmentation(); |
| 4948 | ASSERT_THAT(last_fragmentation.fragmentationVectorSize, 1U); |
| 4949 | EXPECT_EQ(last_fragmentation.fragmentationOffset[0], 4U); |
| 4950 | EXPECT_EQ(last_fragmentation.fragmentationLength[0], sizeof(optimal_sps) - 4); |
| 4951 | |
| 4952 | video_stream_encoder_->Stop(); |
| 4953 | } |
| 4954 | |
| 4955 | TEST_F(VideoStreamEncoderTest, RewritesH264BitstreamWithNonOptimalSps) { |
| 4956 | uint8_t original_sps[] = {0, 0, 0, 1, H264::NaluType::kSps, |
| 4957 | 0x00, 0x00, 0x03, 0x03, 0xF4, |
| 4958 | 0x05, 0x03, 0xC7, 0xC0}; |
| 4959 | |
| 4960 | // Configure internal source factory and setup test again. |
| 4961 | encoder_factory_.SetHasInternalSource(true); |
| 4962 | ResetEncoder("H264", 1, 1, 1, false); |
| 4963 | |
| 4964 | EncodedImage image(original_sps, sizeof(original_sps), sizeof(original_sps)); |
| 4965 | image._frameType = VideoFrameType::kVideoFrameKey; |
| 4966 | |
| 4967 | CodecSpecificInfo codec_specific_info; |
| 4968 | codec_specific_info.codecType = kVideoCodecH264; |
| 4969 | |
| 4970 | RTPFragmentationHeader fragmentation; |
| 4971 | fragmentation.VerifyAndAllocateFragmentationHeader(1); |
| 4972 | fragmentation.fragmentationOffset[0] = 4; |
| 4973 | fragmentation.fragmentationLength[0] = sizeof(original_sps) - 4; |
| 4974 | |
| 4975 | fake_encoder_.InjectEncodedImage(image, &codec_specific_info, &fragmentation); |
| 4976 | EXPECT_TRUE(sink_.WaitForFrame(kDefaultTimeoutMs)); |
| 4977 | |
| 4978 | EXPECT_THAT(sink_.GetLastEncodedImageData(), |
| 4979 | testing::ElementsAreArray(optimal_sps)); |
| 4980 | RTPFragmentationHeader last_fragmentation = sink_.GetLastFragmentation(); |
| 4981 | ASSERT_THAT(last_fragmentation.fragmentationVectorSize, 1U); |
| 4982 | EXPECT_EQ(last_fragmentation.fragmentationOffset[0], 4U); |
| 4983 | EXPECT_EQ(last_fragmentation.fragmentationLength[0], sizeof(optimal_sps) - 4); |
| 4984 | |
| 4985 | video_stream_encoder_->Stop(); |
| 4986 | } |
| 4987 | |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 4988 | TEST_F(VideoStreamEncoderTest, CopiesVideoFrameMetadataAfterDownscale) { |
| 4989 | const int kFrameWidth = 1280; |
| 4990 | const int kFrameHeight = 720; |
| 4991 | const int kTargetBitrateBps = 300000; // To low for HD resolution. |
| 4992 | |
| 4993 | video_stream_encoder_->OnBitrateUpdated( |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 4994 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 4995 | DataRate::bps(kTargetBitrateBps), 0, 0); |
Ilya Nikolaevskiy | ba96e2f | 2019-06-04 15:15:14 +0200 | [diff] [blame] | 4996 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 4997 | |
| 4998 | // Insert a first video frame. It should be dropped because of downscale in |
| 4999 | // resolution. |
| 5000 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5001 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 5002 | frame.set_rotation(kVideoRotation_270); |
| 5003 | video_source_.IncomingCapturedFrame(frame); |
| 5004 | |
| 5005 | ExpectDroppedFrame(); |
| 5006 | |
| 5007 | // Second frame is downscaled. |
| 5008 | timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5009 | frame = CreateFrame(timestamp_ms, kFrameWidth / 2, kFrameHeight / 2); |
| 5010 | frame.set_rotation(kVideoRotation_90); |
| 5011 | video_source_.IncomingCapturedFrame(frame); |
| 5012 | |
| 5013 | WaitForEncodedFrame(timestamp_ms); |
| 5014 | sink_.CheckLastFrameRotationMatches(kVideoRotation_90); |
| 5015 | |
| 5016 | // Insert another frame, also downscaled. |
| 5017 | timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5018 | frame = CreateFrame(timestamp_ms, kFrameWidth / 2, kFrameHeight / 2); |
| 5019 | frame.set_rotation(kVideoRotation_180); |
| 5020 | video_source_.IncomingCapturedFrame(frame); |
| 5021 | |
| 5022 | WaitForEncodedFrame(timestamp_ms); |
| 5023 | sink_.CheckLastFrameRotationMatches(kVideoRotation_180); |
| 5024 | |
| 5025 | video_stream_encoder_->Stop(); |
| 5026 | } |
| 5027 | |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5028 | TEST_F(VideoStreamEncoderTest, BandwidthAllocationLowerBound) { |
| 5029 | const int kFrameWidth = 320; |
| 5030 | const int kFrameHeight = 180; |
| 5031 | |
| 5032 | // Initial rate. |
| 5033 | video_stream_encoder_->OnBitrateUpdated( |
| 5034 | /*target_bitrate=*/DataRate::kbps(300), |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 5035 | /*stable_target_bitrate=*/DataRate::kbps(300), |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5036 | /*link_allocation=*/DataRate::kbps(300), |
| 5037 | /*fraction_lost=*/0, |
| 5038 | /*rtt_ms=*/0); |
| 5039 | |
| 5040 | // Insert a first video frame so that encoder gets configured. |
| 5041 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5042 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 5043 | frame.set_rotation(kVideoRotation_270); |
| 5044 | video_source_.IncomingCapturedFrame(frame); |
| 5045 | WaitForEncodedFrame(timestamp_ms); |
| 5046 | |
| 5047 | // Set a target rate below the minimum allowed by the codec settings. |
| 5048 | VideoCodec codec_config = fake_encoder_.codec_config(); |
| 5049 | DataRate min_rate = DataRate::kbps(codec_config.minBitrate); |
| 5050 | DataRate target_rate = min_rate - DataRate::kbps(1); |
| 5051 | video_stream_encoder_->OnBitrateUpdated( |
| 5052 | /*target_bitrate=*/target_rate, |
Florent Castelli | a8336d3 | 2019-09-09 13:36:55 +0200 | [diff] [blame] | 5053 | /*stable_target_bitrate=*/target_rate, |
Erik Språng | 5056af0 | 2019-09-02 15:53:11 +0200 | [diff] [blame] | 5054 | /*link_allocation=*/target_rate, |
| 5055 | /*fraction_lost=*/0, |
| 5056 | /*rtt_ms=*/0); |
| 5057 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5058 | |
| 5059 | // Target bitrate and bandwidth allocation should both be capped at min_rate. |
| 5060 | auto rate_settings = fake_encoder_.GetAndResetLastRateControlSettings(); |
| 5061 | ASSERT_TRUE(rate_settings.has_value()); |
| 5062 | DataRate allocation_sum = DataRate::bps(rate_settings->bitrate.get_sum_bps()); |
| 5063 | EXPECT_EQ(min_rate, allocation_sum); |
| 5064 | EXPECT_EQ(rate_settings->bandwidth_allocation, min_rate); |
| 5065 | |
| 5066 | video_stream_encoder_->Stop(); |
| 5067 | } |
| 5068 | |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 5069 | TEST_F(VideoStreamEncoderTest, EncoderRatesPropagatedOnReconfigure) { |
Evan Shrubsole | e32ae4f | 2019-09-25 12:50:23 +0200 | [diff] [blame] | 5070 | video_stream_encoder_->OnBitrateUpdated( |
| 5071 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 5072 | DataRate::bps(kTargetBitrateBps), 0, 0); |
| 5073 | // Capture a frame and wait for it to synchronize with the encoder thread. |
| 5074 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5075 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 5076 | WaitForEncodedFrame(1); |
| 5077 | |
| 5078 | auto prev_rate_settings = fake_encoder_.GetAndResetLastRateControlSettings(); |
| 5079 | ASSERT_TRUE(prev_rate_settings.has_value()); |
| 5080 | EXPECT_EQ(static_cast<int>(prev_rate_settings->framerate_fps), |
| 5081 | kDefaultFramerate); |
| 5082 | |
| 5083 | // Send 1s of video to ensure the framerate is stable at kDefaultFramerate. |
| 5084 | for (int i = 0; i < 2 * kDefaultFramerate; i++) { |
| 5085 | timestamp_ms += 1000 / kDefaultFramerate; |
| 5086 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 5087 | WaitForEncodedFrame(timestamp_ms); |
| 5088 | } |
| 5089 | EXPECT_EQ(static_cast<int>(fake_encoder_.GetLastFramerate()), |
| 5090 | kDefaultFramerate); |
| 5091 | // Capture larger frame to trigger a reconfigure. |
| 5092 | codec_height_ *= 2; |
| 5093 | codec_width_ *= 2; |
| 5094 | timestamp_ms += 1000 / kDefaultFramerate; |
| 5095 | video_source_.IncomingCapturedFrame(CreateFrame(timestamp_ms, nullptr)); |
| 5096 | WaitForEncodedFrame(timestamp_ms); |
| 5097 | |
| 5098 | EXPECT_EQ(2, sink_.number_of_reconfigurations()); |
| 5099 | auto current_rate_settings = |
| 5100 | fake_encoder_.GetAndResetLastRateControlSettings(); |
| 5101 | // Ensure we have actually reconfigured twice |
| 5102 | // The rate settings should have been set again even though |
| 5103 | // they haven't changed. |
| 5104 | ASSERT_TRUE(current_rate_settings.has_value()); |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5105 | EXPECT_EQ(prev_rate_settings, current_rate_settings); |
Evan Shrubsole | e32ae4f | 2019-09-25 12:50:23 +0200 | [diff] [blame] | 5106 | |
| 5107 | video_stream_encoder_->Stop(); |
| 5108 | } |
| 5109 | |
philipel | d9cc8c0 | 2019-09-16 14:53:40 +0200 | [diff] [blame] | 5110 | struct MockEncoderSwitchRequestCallback : public EncoderSwitchRequestCallback { |
| 5111 | MOCK_METHOD0(RequestEncoderFallback, void()); |
| 5112 | MOCK_METHOD1(RequestEncoderSwitch, void(const Config& conf)); |
| 5113 | }; |
| 5114 | |
| 5115 | TEST_F(VideoStreamEncoderTest, BitrateEncoderSwitch) { |
| 5116 | constexpr int kDontCare = 100; |
| 5117 | |
| 5118 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 5119 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 5120 | &switch_callback; |
| 5121 | VideoEncoderConfig encoder_config = video_encoder_config_.Copy(); |
| 5122 | encoder_config.codec_type = kVideoCodecVP8; |
| 5123 | webrtc::test::ScopedFieldTrials field_trial( |
| 5124 | "WebRTC-NetworkCondition-EncoderSwitch/" |
| 5125 | "codec_thresholds:VP8;100;-1|H264;-1;30000," |
| 5126 | "to_codec:AV1,to_param:ping,to_value:pong,window:2.0/"); |
| 5127 | |
| 5128 | // Reset encoder for new configuration to take effect. |
| 5129 | ConfigureEncoder(std::move(encoder_config)); |
| 5130 | |
| 5131 | // Send one frame to trigger ReconfigureEncoder. |
| 5132 | video_source_.IncomingCapturedFrame( |
| 5133 | CreateFrame(kDontCare, kDontCare, kDontCare)); |
| 5134 | |
| 5135 | using Config = EncoderSwitchRequestCallback::Config; |
| 5136 | EXPECT_CALL(switch_callback, |
| 5137 | RequestEncoderSwitch(AllOf(Field(&Config::codec_name, "AV1"), |
| 5138 | Field(&Config::param, "ping"), |
| 5139 | Field(&Config::value, "pong")))); |
| 5140 | |
| 5141 | video_stream_encoder_->OnBitrateUpdated( |
| 5142 | /*target_bitrate=*/DataRate::kbps(50), |
| 5143 | /*stable_target_bitrate=*/DataRate::kbps(kDontCare), |
| 5144 | /*link_allocation=*/DataRate::kbps(kDontCare), |
| 5145 | /*fraction_lost=*/0, |
| 5146 | /*rtt_ms=*/0); |
| 5147 | |
| 5148 | video_stream_encoder_->Stop(); |
| 5149 | } |
| 5150 | |
| 5151 | TEST_F(VideoStreamEncoderTest, ResolutionEncoderSwitch) { |
| 5152 | constexpr int kSufficientBitrateToNotDrop = 1000; |
| 5153 | constexpr int kHighRes = 500; |
| 5154 | constexpr int kLowRes = 100; |
| 5155 | |
| 5156 | StrictMock<MockEncoderSwitchRequestCallback> switch_callback; |
| 5157 | video_send_config_.encoder_settings.encoder_switch_request_callback = |
| 5158 | &switch_callback; |
| 5159 | webrtc::test::ScopedFieldTrials field_trial( |
| 5160 | "WebRTC-NetworkCondition-EncoderSwitch/" |
| 5161 | "codec_thresholds:VP8;120;-1|H264;-1;30000," |
| 5162 | "to_codec:AV1,to_param:ping,to_value:pong,window:2.0/"); |
| 5163 | VideoEncoderConfig encoder_config = video_encoder_config_.Copy(); |
| 5164 | encoder_config.codec_type = kVideoCodecH264; |
| 5165 | |
| 5166 | // Reset encoder for new configuration to take effect. |
| 5167 | ConfigureEncoder(std::move(encoder_config)); |
| 5168 | |
| 5169 | // The VideoStreamEncoder needs some bitrate before it can start encoding, |
| 5170 | // setting some bitrate so that subsequent calls to WaitForEncodedFrame does |
| 5171 | // not fail. |
| 5172 | video_stream_encoder_->OnBitrateUpdated( |
| 5173 | /*target_bitrate=*/DataRate::kbps(kSufficientBitrateToNotDrop), |
| 5174 | /*stable_target_bitrate=*/DataRate::kbps(kSufficientBitrateToNotDrop), |
| 5175 | /*link_allocation=*/DataRate::kbps(kSufficientBitrateToNotDrop), |
| 5176 | /*fraction_lost=*/0, |
| 5177 | /*rtt_ms=*/0); |
| 5178 | |
| 5179 | // Send one frame to trigger ReconfigureEncoder. |
| 5180 | video_source_.IncomingCapturedFrame(CreateFrame(1, kHighRes, kHighRes)); |
| 5181 | WaitForEncodedFrame(1); |
| 5182 | |
| 5183 | using Config = EncoderSwitchRequestCallback::Config; |
| 5184 | EXPECT_CALL(switch_callback, |
| 5185 | RequestEncoderSwitch(AllOf(Field(&Config::codec_name, "AV1"), |
| 5186 | Field(&Config::param, "ping"), |
| 5187 | Field(&Config::value, "pong")))); |
| 5188 | |
| 5189 | video_source_.IncomingCapturedFrame(CreateFrame(2, kLowRes, kLowRes)); |
| 5190 | WaitForEncodedFrame(2); |
| 5191 | |
| 5192 | video_stream_encoder_->Stop(); |
| 5193 | } |
| 5194 | |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5195 | TEST_F(VideoStreamEncoderTest, |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 5196 | AllocationPropagatedToEncoderWhenTargetRateChanged) { |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5197 | const int kFrameWidth = 320; |
| 5198 | const int kFrameHeight = 180; |
| 5199 | |
| 5200 | // Set initial rate. |
| 5201 | auto rate = DataRate::kbps(100); |
| 5202 | video_stream_encoder_->OnBitrateUpdated( |
| 5203 | /*target_bitrate=*/rate, |
| 5204 | /*stable_target_bitrate=*/rate, |
| 5205 | /*link_allocation=*/rate, |
| 5206 | /*fraction_lost=*/0, |
| 5207 | /*rtt_ms=*/0); |
| 5208 | |
| 5209 | // Insert a first video frame so that encoder gets configured. |
| 5210 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5211 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 5212 | frame.set_rotation(kVideoRotation_270); |
| 5213 | video_source_.IncomingCapturedFrame(frame); |
| 5214 | WaitForEncodedFrame(timestamp_ms); |
| 5215 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 5216 | |
| 5217 | // Change of target bitrate propagates to the encoder. |
| 5218 | auto new_stable_rate = rate - DataRate::kbps(5); |
| 5219 | video_stream_encoder_->OnBitrateUpdated( |
| 5220 | /*target_bitrate=*/new_stable_rate, |
| 5221 | /*stable_target_bitrate=*/new_stable_rate, |
| 5222 | /*link_allocation=*/rate, |
| 5223 | /*fraction_lost=*/0, |
| 5224 | /*rtt_ms=*/0); |
| 5225 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5226 | EXPECT_EQ(2, fake_encoder_.GetNumSetRates()); |
| 5227 | video_stream_encoder_->Stop(); |
| 5228 | } |
| 5229 | |
| 5230 | TEST_F(VideoStreamEncoderTest, |
Rasmus Brandt | 5cad55b | 2019-12-19 09:47:11 +0100 | [diff] [blame] | 5231 | AllocationNotPropagatedToEncoderWhenTargetRateUnchanged) { |
Evan Shrubsole | 7c079f6 | 2019-09-26 09:55:03 +0200 | [diff] [blame] | 5232 | const int kFrameWidth = 320; |
| 5233 | const int kFrameHeight = 180; |
| 5234 | |
| 5235 | // Set initial rate. |
| 5236 | auto rate = DataRate::kbps(100); |
| 5237 | video_stream_encoder_->OnBitrateUpdated( |
| 5238 | /*target_bitrate=*/rate, |
| 5239 | /*stable_target_bitrate=*/rate, |
| 5240 | /*link_allocation=*/rate, |
| 5241 | /*fraction_lost=*/0, |
| 5242 | /*rtt_ms=*/0); |
| 5243 | |
| 5244 | // Insert a first video frame so that encoder gets configured. |
| 5245 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5246 | VideoFrame frame = CreateFrame(timestamp_ms, kFrameWidth, kFrameHeight); |
| 5247 | frame.set_rotation(kVideoRotation_270); |
| 5248 | video_source_.IncomingCapturedFrame(frame); |
| 5249 | WaitForEncodedFrame(timestamp_ms); |
| 5250 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 5251 | |
| 5252 | // Set a higher target rate without changing the link_allocation. Should not |
| 5253 | // reset encoder's rate. |
| 5254 | auto new_stable_rate = rate - DataRate::kbps(5); |
| 5255 | video_stream_encoder_->OnBitrateUpdated( |
| 5256 | /*target_bitrate=*/rate, |
| 5257 | /*stable_target_bitrate=*/new_stable_rate, |
| 5258 | /*link_allocation=*/rate, |
| 5259 | /*fraction_lost=*/0, |
| 5260 | /*rtt_ms=*/0); |
| 5261 | video_stream_encoder_->WaitUntilTaskQueueIsIdle(); |
| 5262 | EXPECT_EQ(1, fake_encoder_.GetNumSetRates()); |
| 5263 | video_stream_encoder_->Stop(); |
| 5264 | } |
| 5265 | |
Ilya Nikolaevskiy | 648b9d7 | 2019-12-03 16:54:17 +0100 | [diff] [blame] | 5266 | TEST_F(VideoStreamEncoderTest, AutomaticAnimationDetection) { |
| 5267 | test::ScopedFieldTrials field_trials( |
| 5268 | "WebRTC-AutomaticAnimationDetectionScreenshare/" |
| 5269 | "enabled:true,min_fps:20,min_duration_ms:1000,min_area_ratio:0.8/"); |
| 5270 | const int kFramerateFps = 30; |
| 5271 | const int kWidth = 1920; |
| 5272 | const int kHeight = 1080; |
| 5273 | const int kNumFrames = 2 * kFramerateFps; // >1 seconds of frames. |
| 5274 | // Works on screenshare mode. |
| 5275 | ResetEncoder("VP8", 1, 1, 1, /*screenshare*/ true); |
| 5276 | // We rely on the automatic resolution adaptation, but we handle framerate |
| 5277 | // adaptation manually by mocking the stats proxy. |
| 5278 | video_source_.set_adaptation_enabled(true); |
| 5279 | |
| 5280 | // BALANCED degradation preference is required for this feature. |
| 5281 | video_stream_encoder_->OnBitrateUpdated( |
| 5282 | DataRate::bps(kTargetBitrateBps), DataRate::bps(kTargetBitrateBps), |
| 5283 | DataRate::bps(kTargetBitrateBps), 0, 0); |
| 5284 | video_stream_encoder_->SetSource(&video_source_, |
| 5285 | webrtc::DegradationPreference::BALANCED); |
| 5286 | VerifyNoLimitation(video_source_.sink_wants()); |
| 5287 | |
| 5288 | VideoFrame frame = CreateFrame(1, kWidth, kHeight); |
| 5289 | frame.set_update_rect(VideoFrame::UpdateRect{0, 0, kWidth, kHeight}); |
| 5290 | |
| 5291 | // Pass enough frames with the full update to trigger animation detection. |
| 5292 | for (int i = 0; i < kNumFrames; ++i) { |
| 5293 | int64_t timestamp_ms = |
| 5294 | fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5295 | frame.set_ntp_time_ms(timestamp_ms); |
| 5296 | frame.set_timestamp_us(timestamp_ms * 1000); |
| 5297 | video_source_.IncomingCapturedFrame(frame); |
| 5298 | WaitForEncodedFrame(timestamp_ms); |
| 5299 | } |
| 5300 | |
| 5301 | // Resolution should be limited. |
| 5302 | rtc::VideoSinkWants expected; |
| 5303 | expected.max_framerate_fps = kFramerateFps; |
| 5304 | expected.max_pixel_count = 1280 * 720 + 1; |
| 5305 | VerifyFpsEqResolutionLt(video_source_.sink_wants(), expected); |
| 5306 | |
| 5307 | // Pass one frame with no known update. |
| 5308 | // Resolution cap should be removed immediately. |
| 5309 | int64_t timestamp_ms = fake_clock_.TimeNanos() / rtc::kNumNanosecsPerMillisec; |
| 5310 | frame.set_ntp_time_ms(timestamp_ms); |
| 5311 | frame.set_timestamp_us(timestamp_ms * 1000); |
| 5312 | frame.clear_update_rect(); |
| 5313 | |
| 5314 | video_source_.IncomingCapturedFrame(frame); |
| 5315 | WaitForEncodedFrame(timestamp_ms); |
| 5316 | |
| 5317 | // Resolution should be unlimited now. |
| 5318 | VerifyFpsEqResolutionMax(video_source_.sink_wants(), kFramerateFps); |
| 5319 | |
| 5320 | video_stream_encoder_->Stop(); |
| 5321 | } |
| 5322 | |
perkj | 26091b1 | 2016-09-01 01:17:40 -0700 | [diff] [blame] | 5323 | } // namespace webrtc |