Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2022 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
| 11 | #include "test/video_codec_tester.h" |
| 12 | |
| 13 | #include <map> |
| 14 | #include <memory> |
| 15 | #include <string> |
| 16 | #include <tuple> |
| 17 | #include <utility> |
| 18 | #include <vector> |
| 19 | |
Danil Chapovalov | d213dd5 | 2024-01-25 14:48:24 | [diff] [blame] | 20 | #include "api/environment/environment.h" |
| 21 | #include "api/environment/environment_factory.h" |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 22 | #include "api/test/mock_video_decoder.h" |
| 23 | #include "api/test/mock_video_decoder_factory.h" |
| 24 | #include "api/test/mock_video_encoder.h" |
| 25 | #include "api/test/mock_video_encoder_factory.h" |
| 26 | #include "api/units/data_rate.h" |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 27 | #include "api/units/data_size.h" |
| 28 | #include "api/units/frequency.h" |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 29 | #include "api/units/time_delta.h" |
| 30 | #include "api/video/i420_buffer.h" |
| 31 | #include "api/video/video_frame.h" |
Sergey Silkin | b792d60 | 2024-06-03 14:16:01 | [diff] [blame] | 32 | #include "api/video_codecs/builtin_video_decoder_factory.h" |
| 33 | #include "api/video_codecs/builtin_video_encoder_factory.h" |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 34 | #include "api/video_codecs/scalability_mode.h" |
| 35 | #include "api/video_codecs/video_decoder.h" |
| 36 | #include "api/video_codecs/video_encoder.h" |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 37 | #include "modules/video_coding/include/video_codec_interface.h" |
| 38 | #include "modules/video_coding/svc/scalability_mode_util.h" |
| 39 | #include "test/gmock.h" |
| 40 | #include "test/gtest.h" |
| 41 | #include "test/testsupport/file_utils.h" |
| 42 | #include "third_party/libyuv/include/libyuv/planar_functions.h" |
| 43 | |
| 44 | namespace webrtc { |
| 45 | namespace test { |
| 46 | |
| 47 | namespace { |
| 48 | using ::testing::_; |
| 49 | using ::testing::ElementsAre; |
| 50 | using ::testing::Field; |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 51 | using ::testing::NiceMock; |
| 52 | using ::testing::Return; |
| 53 | using ::testing::SizeIs; |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 54 | using ::testing::UnorderedElementsAreArray; |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 55 | using ::testing::Values; |
Danil Chapovalov | d213dd5 | 2024-01-25 14:48:24 | [diff] [blame] | 56 | using ::testing::WithoutArgs; |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 57 | |
| 58 | using VideoCodecStats = VideoCodecTester::VideoCodecStats; |
| 59 | using VideoSourceSettings = VideoCodecTester::VideoSourceSettings; |
| 60 | using CodedVideoSource = VideoCodecTester::CodedVideoSource; |
| 61 | using EncodingSettings = VideoCodecTester::EncodingSettings; |
| 62 | using LayerSettings = EncodingSettings::LayerSettings; |
| 63 | using LayerId = VideoCodecTester::LayerId; |
| 64 | using DecoderSettings = VideoCodecTester::DecoderSettings; |
| 65 | using EncoderSettings = VideoCodecTester::EncoderSettings; |
| 66 | using PacingSettings = VideoCodecTester::PacingSettings; |
| 67 | using PacingMode = PacingSettings::PacingMode; |
| 68 | using Filter = VideoCodecStats::Filter; |
| 69 | using Frame = VideoCodecTester::VideoCodecStats::Frame; |
| 70 | using Stream = VideoCodecTester::VideoCodecStats::Stream; |
| 71 | |
| 72 | constexpr int kWidth = 2; |
| 73 | constexpr int kHeight = 2; |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 74 | const DataRate kBitrate = DataRate::BytesPerSec(100); |
| 75 | const Frequency kFramerate = Frequency::Hertz(30); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 76 | constexpr Frequency k90kHz = Frequency::Hertz(90000); |
| 77 | |
| 78 | rtc::scoped_refptr<I420Buffer> CreateYuvBuffer(uint8_t y = 0, |
| 79 | uint8_t u = 0, |
| 80 | uint8_t v = 0) { |
| 81 | rtc::scoped_refptr<I420Buffer> buffer(I420Buffer::Create(2, 2)); |
| 82 | |
| 83 | libyuv::I420Rect(buffer->MutableDataY(), buffer->StrideY(), |
| 84 | buffer->MutableDataU(), buffer->StrideU(), |
| 85 | buffer->MutableDataV(), buffer->StrideV(), 0, 0, |
| 86 | buffer->width(), buffer->height(), y, u, v); |
| 87 | return buffer; |
| 88 | } |
| 89 | |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 90 | // TODO(ssilkin): Wrap this into a class that removes file in dtor. |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 91 | std::string CreateYuvFile(int width, int height, int num_frames) { |
| 92 | std::string path = webrtc::test::TempFilename(webrtc::test::OutputPath(), |
| 93 | "video_codec_tester_unittest"); |
| 94 | FILE* file = fopen(path.c_str(), "wb"); |
| 95 | for (int frame_num = 0; frame_num < num_frames; ++frame_num) { |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 96 | // For purposes of testing quality estimation, we need Y, U, V values in |
| 97 | // source and decoded video to be unique and deterministic. In source video |
| 98 | // we make them functions of frame number. The test decoder makes them |
| 99 | // functions of encoded frame size in decoded video. |
| 100 | uint8_t y = (frame_num * 3 + 0) & 255; |
| 101 | uint8_t u = (frame_num * 3 + 1) & 255; |
| 102 | uint8_t v = (frame_num * 3 + 2) & 255; |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 103 | rtc::scoped_refptr<I420Buffer> buffer = CreateYuvBuffer(y, u, v); |
| 104 | fwrite(buffer->DataY(), 1, width * height, file); |
| 105 | int chroma_size_bytes = (width + 1) / 2 * (height + 1) / 2; |
| 106 | fwrite(buffer->DataU(), 1, chroma_size_bytes, file); |
| 107 | fwrite(buffer->DataV(), 1, chroma_size_bytes, file); |
| 108 | } |
| 109 | fclose(file); |
| 110 | return path; |
| 111 | } |
| 112 | |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 113 | class TestVideoEncoder : public MockVideoEncoder { |
| 114 | public: |
| 115 | TestVideoEncoder(ScalabilityMode scalability_mode, |
| 116 | std::vector<std::vector<Frame>> encoded_frames) |
| 117 | : scalability_mode_(scalability_mode), encoded_frames_(encoded_frames) {} |
| 118 | int32_t Encode(const VideoFrame& input_frame, |
| 119 | const std::vector<VideoFrameType>*) override { |
| 120 | for (const Frame& frame : encoded_frames_[num_encoded_frames_]) { |
| 121 | if (frame.frame_size.IsZero()) { |
| 122 | continue; // Frame drop. |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 123 | } |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 124 | EncodedImage encoded_frame; |
| 125 | encoded_frame._encodedWidth = frame.width; |
| 126 | encoded_frame._encodedHeight = frame.height; |
| 127 | encoded_frame.SetFrameType(frame.keyframe |
| 128 | ? VideoFrameType::kVideoFrameKey |
| 129 | : VideoFrameType::kVideoFrameDelta); |
Per K | 0fa9088 | 2024-03-13 08:52:41 | [diff] [blame] | 130 | encoded_frame.SetRtpTimestamp(input_frame.rtp_timestamp()); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 131 | encoded_frame.SetSpatialIndex(frame.layer_id.spatial_idx); |
| 132 | encoded_frame.SetTemporalIndex(frame.layer_id.temporal_idx); |
| 133 | encoded_frame.SetEncodedData( |
| 134 | EncodedImageBuffer::Create(frame.frame_size.bytes())); |
| 135 | CodecSpecificInfo codec_specific_info; |
| 136 | codec_specific_info.scalability_mode = scalability_mode_; |
| 137 | callback_->OnEncodedImage(encoded_frame, &codec_specific_info); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 138 | } |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 139 | ++num_encoded_frames_; |
| 140 | return WEBRTC_VIDEO_CODEC_OK; |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 141 | } |
| 142 | |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 143 | int32_t RegisterEncodeCompleteCallback( |
| 144 | EncodedImageCallback* callback) override { |
| 145 | callback_ = callback; |
| 146 | return WEBRTC_VIDEO_CODEC_OK; |
| 147 | } |
| 148 | |
| 149 | private: |
| 150 | ScalabilityMode scalability_mode_; |
| 151 | std::vector<std::vector<Frame>> encoded_frames_; |
| 152 | int num_encoded_frames_ = 0; |
| 153 | EncodedImageCallback* callback_; |
| 154 | }; |
| 155 | |
| 156 | class TestVideoDecoder : public MockVideoDecoder { |
| 157 | public: |
| 158 | int32_t Decode(const EncodedImage& encoded_frame, int64_t) { |
| 159 | uint8_t y = (encoded_frame.size() + 0) & 255; |
| 160 | uint8_t u = (encoded_frame.size() + 2) & 255; |
| 161 | uint8_t v = (encoded_frame.size() + 4) & 255; |
| 162 | rtc::scoped_refptr<I420Buffer> frame_buffer = CreateYuvBuffer(y, u, v); |
| 163 | VideoFrame decoded_frame = |
| 164 | VideoFrame::Builder() |
| 165 | .set_video_frame_buffer(frame_buffer) |
Per K | 0fa9088 | 2024-03-13 08:52:41 | [diff] [blame] | 166 | .set_rtp_timestamp(encoded_frame.RtpTimestamp()) |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 167 | .build(); |
| 168 | callback_->Decoded(decoded_frame); |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 169 | frame_sizes_.push_back(DataSize::Bytes(encoded_frame.size())); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 170 | return WEBRTC_VIDEO_CODEC_OK; |
| 171 | } |
| 172 | |
| 173 | int32_t RegisterDecodeCompleteCallback(DecodedImageCallback* callback) { |
| 174 | callback_ = callback; |
| 175 | return WEBRTC_VIDEO_CODEC_OK; |
| 176 | } |
| 177 | |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 178 | const std::vector<DataSize>& frame_sizes() const { return frame_sizes_; } |
| 179 | |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 180 | private: |
| 181 | DecodedImageCallback* callback_; |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 182 | std::vector<DataSize> frame_sizes_; |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 183 | }; |
| 184 | |
| 185 | class VideoCodecTesterTest : public ::testing::Test { |
| 186 | public: |
| 187 | std::unique_ptr<VideoCodecStats> RunEncodeDecodeTest( |
| 188 | std::string codec_type, |
| 189 | ScalabilityMode scalability_mode, |
Sergey Silkin | b792d60 | 2024-06-03 14:16:01 | [diff] [blame] | 190 | std::vector<std::vector<Frame>> encoded_frames, |
| 191 | absl::optional<int> num_source_frames = absl::nullopt) { |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 192 | int num_frames = encoded_frames.size(); |
Sergey Silkin | b792d60 | 2024-06-03 14:16:01 | [diff] [blame] | 193 | std::string yuv_path = |
| 194 | CreateYuvFile(kWidth, kHeight, num_source_frames.value_or(num_frames)); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 195 | VideoSourceSettings video_source_settings{ |
| 196 | .file_path = yuv_path, |
| 197 | .resolution = {.width = kWidth, .height = kHeight}, |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 198 | .framerate = kFramerate}; |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 199 | |
| 200 | NiceMock<MockVideoEncoderFactory> encoder_factory; |
Danil Chapovalov | 329f0ea | 2024-03-08 13:30:54 | [diff] [blame] | 201 | ON_CALL(encoder_factory, Create).WillByDefault(WithoutArgs([&] { |
| 202 | return std::make_unique<NiceMock<TestVideoEncoder>>(scalability_mode, |
| 203 | encoded_frames); |
| 204 | })); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 205 | |
| 206 | NiceMock<MockVideoDecoderFactory> decoder_factory; |
Danil Chapovalov | d213dd5 | 2024-01-25 14:48:24 | [diff] [blame] | 207 | ON_CALL(decoder_factory, Create).WillByDefault(WithoutArgs([&] { |
| 208 | // Video codec tester destroyes decoder at the end of test. Test |
| 209 | // decoder collects stats which we need to access after test. To keep |
| 210 | // the decode alive we wrap it into a wrapper and pass the wrapper to |
| 211 | // the tester. |
| 212 | class DecoderWrapper : public TestVideoDecoder { |
| 213 | public: |
| 214 | explicit DecoderWrapper(TestVideoDecoder* decoder) |
| 215 | : decoder_(decoder) {} |
| 216 | int32_t Decode(const EncodedImage& encoded_frame, |
| 217 | int64_t render_time_ms) { |
| 218 | return decoder_->Decode(encoded_frame, render_time_ms); |
| 219 | } |
| 220 | int32_t RegisterDecodeCompleteCallback(DecodedImageCallback* callback) { |
| 221 | return decoder_->RegisterDecodeCompleteCallback(callback); |
| 222 | } |
| 223 | TestVideoDecoder* decoder_; |
| 224 | }; |
| 225 | decoders_.push_back(std::make_unique<NiceMock<TestVideoDecoder>>()); |
| 226 | return std::make_unique<NiceMock<DecoderWrapper>>(decoders_.back().get()); |
| 227 | })); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 228 | |
| 229 | int num_spatial_layers = |
| 230 | ScalabilityModeToNumSpatialLayers(scalability_mode); |
| 231 | int num_temporal_layers = |
| 232 | ScalabilityModeToNumTemporalLayers(scalability_mode); |
| 233 | std::map<uint32_t, EncodingSettings> encoding_settings; |
| 234 | for (int frame_num = 0; frame_num < num_frames; ++frame_num) { |
| 235 | std::map<LayerId, LayerSettings> layers_settings; |
| 236 | for (int sidx = 0; sidx < num_spatial_layers; ++sidx) { |
| 237 | for (int tidx = 0; tidx < num_temporal_layers; ++tidx) { |
| 238 | layers_settings.emplace( |
| 239 | LayerId{.spatial_idx = sidx, .temporal_idx = tidx}, |
| 240 | LayerSettings{ |
| 241 | .resolution = {.width = kWidth, .height = kHeight}, |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 242 | .framerate = |
| 243 | kFramerate / (1 << (num_temporal_layers - 1 - tidx)), |
| 244 | .bitrate = kBitrate}); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 245 | } |
| 246 | } |
| 247 | encoding_settings.emplace( |
| 248 | encoded_frames[frame_num].front().timestamp_rtp, |
| 249 | EncodingSettings{.sdp_video_format = SdpVideoFormat(codec_type), |
| 250 | .scalability_mode = scalability_mode, |
| 251 | .layers_settings = layers_settings}); |
| 252 | } |
| 253 | |
| 254 | std::unique_ptr<VideoCodecStats> stats = |
| 255 | VideoCodecTester::RunEncodeDecodeTest( |
Danil Chapovalov | d213dd5 | 2024-01-25 14:48:24 | [diff] [blame] | 256 | env_, video_source_settings, &encoder_factory, &decoder_factory, |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 257 | EncoderSettings{}, DecoderSettings{}, encoding_settings); |
| 258 | |
| 259 | remove(yuv_path.c_str()); |
| 260 | return stats; |
| 261 | } |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 262 | |
| 263 | protected: |
Danil Chapovalov | d213dd5 | 2024-01-25 14:48:24 | [diff] [blame] | 264 | const Environment env_ = CreateEnvironment(); |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 265 | std::vector<std::unique_ptr<TestVideoDecoder>> decoders_; |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 266 | }; |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 267 | |
| 268 | EncodedImage CreateEncodedImage(uint32_t timestamp_rtp) { |
| 269 | EncodedImage encoded_image; |
| 270 | encoded_image.SetRtpTimestamp(timestamp_rtp); |
| 271 | return encoded_image; |
| 272 | } |
| 273 | |
| 274 | class MockCodedVideoSource : public CodedVideoSource { |
| 275 | public: |
| 276 | MockCodedVideoSource(int num_frames, Frequency framerate) |
| 277 | : num_frames_(num_frames), frame_num_(0), framerate_(framerate) {} |
| 278 | |
| 279 | absl::optional<EncodedImage> PullFrame() override { |
| 280 | if (frame_num_ >= num_frames_) { |
| 281 | return absl::nullopt; |
| 282 | } |
| 283 | uint32_t timestamp_rtp = frame_num_ * k90kHz / framerate_; |
| 284 | ++frame_num_; |
| 285 | return CreateEncodedImage(timestamp_rtp); |
| 286 | } |
| 287 | |
| 288 | private: |
| 289 | int num_frames_; |
| 290 | int frame_num_; |
| 291 | Frequency framerate_; |
| 292 | }; |
| 293 | |
| 294 | } // namespace |
| 295 | |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 296 | TEST_F(VideoCodecTesterTest, Slice) { |
| 297 | std::unique_ptr<VideoCodecStats> stats = |
Sergey Silkin | 0a01ffc | 2023-12-22 08:40:56 | [diff] [blame] | 298 | RunEncodeDecodeTest("VP9", ScalabilityMode::kL2T2, |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 299 | {{{.timestamp_rtp = 0, |
| 300 | .layer_id = {.spatial_idx = 0, .temporal_idx = 0}, |
| 301 | .frame_size = DataSize::Bytes(1)}, |
| 302 | {.timestamp_rtp = 0, |
| 303 | .layer_id = {.spatial_idx = 1, .temporal_idx = 0}, |
| 304 | .frame_size = DataSize::Bytes(2)}}, |
| 305 | {{.timestamp_rtp = 1, |
| 306 | .layer_id = {.spatial_idx = 0, .temporal_idx = 1}, |
| 307 | .frame_size = DataSize::Bytes(3)}}}); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 308 | std::vector<Frame> slice = stats->Slice(Filter{}, /*merge=*/false); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 309 | EXPECT_THAT(slice, |
| 310 | ElementsAre(Field(&Frame::frame_size, DataSize::Bytes(1)), |
| 311 | Field(&Frame::frame_size, DataSize::Bytes(2)), |
Sergey Silkin | 0a01ffc | 2023-12-22 08:40:56 | [diff] [blame] | 312 | Field(&Frame::frame_size, DataSize::Bytes(3)), |
| 313 | Field(&Frame::frame_size, DataSize::Bytes(0)))); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 314 | |
| 315 | slice = stats->Slice({.min_timestamp_rtp = 1}, /*merge=*/false); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 316 | EXPECT_THAT(slice, |
Sergey Silkin | 0a01ffc | 2023-12-22 08:40:56 | [diff] [blame] | 317 | ElementsAre(Field(&Frame::frame_size, DataSize::Bytes(3)), |
| 318 | Field(&Frame::frame_size, DataSize::Bytes(0)))); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 319 | |
| 320 | slice = stats->Slice({.max_timestamp_rtp = 0}, /*merge=*/false); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 321 | EXPECT_THAT(slice, |
| 322 | ElementsAre(Field(&Frame::frame_size, DataSize::Bytes(1)), |
| 323 | Field(&Frame::frame_size, DataSize::Bytes(2)))); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 324 | |
| 325 | slice = stats->Slice({.layer_id = {{.spatial_idx = 0, .temporal_idx = 0}}}, |
| 326 | /*merge=*/false); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 327 | EXPECT_THAT(slice, |
| 328 | ElementsAre(Field(&Frame::frame_size, DataSize::Bytes(1)))); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 329 | |
| 330 | slice = stats->Slice({.layer_id = {{.spatial_idx = 0, .temporal_idx = 1}}}, |
| 331 | /*merge=*/false); |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 332 | EXPECT_THAT(slice, |
| 333 | ElementsAre(Field(&Frame::frame_size, DataSize::Bytes(1)), |
| 334 | Field(&Frame::frame_size, DataSize::Bytes(3)))); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 335 | } |
| 336 | |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 337 | TEST_F(VideoCodecTesterTest, Merge) { |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 338 | std::unique_ptr<VideoCodecStats> stats = |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 339 | RunEncodeDecodeTest("VP8", ScalabilityMode::kL2T2_KEY, |
| 340 | {{{.timestamp_rtp = 0, |
| 341 | .layer_id = {.spatial_idx = 0, .temporal_idx = 0}, |
| 342 | .frame_size = DataSize::Bytes(1), |
| 343 | .keyframe = true}, |
| 344 | {.timestamp_rtp = 0, |
| 345 | .layer_id = {.spatial_idx = 1, .temporal_idx = 0}, |
| 346 | .frame_size = DataSize::Bytes(2)}}, |
| 347 | {{.timestamp_rtp = 1, |
| 348 | .layer_id = {.spatial_idx = 0, .temporal_idx = 1}, |
| 349 | .frame_size = DataSize::Bytes(4)}, |
| 350 | {.timestamp_rtp = 1, |
| 351 | .layer_id = {.spatial_idx = 1, .temporal_idx = 1}, |
| 352 | .frame_size = DataSize::Bytes(8)}}}); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 353 | |
| 354 | std::vector<Frame> slice = stats->Slice(Filter{}, /*merge=*/true); |
| 355 | EXPECT_THAT( |
| 356 | slice, |
| 357 | ElementsAre( |
| 358 | AllOf(Field(&Frame::timestamp_rtp, 0), Field(&Frame::keyframe, true), |
| 359 | Field(&Frame::frame_size, DataSize::Bytes(3))), |
| 360 | AllOf(Field(&Frame::timestamp_rtp, 1), Field(&Frame::keyframe, false), |
| 361 | Field(&Frame::frame_size, DataSize::Bytes(12))))); |
| 362 | } |
| 363 | |
| 364 | struct AggregationTestParameters { |
| 365 | Filter filter; |
| 366 | double expected_keyframe_sum; |
| 367 | double expected_encoded_bitrate_kbps; |
| 368 | double expected_encoded_framerate_fps; |
| 369 | double expected_bitrate_mismatch_pct; |
| 370 | double expected_framerate_mismatch_pct; |
| 371 | }; |
| 372 | |
| 373 | class VideoCodecTesterTestAggregation |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 374 | : public VideoCodecTesterTest, |
| 375 | public ::testing::WithParamInterface<AggregationTestParameters> {}; |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 376 | |
| 377 | TEST_P(VideoCodecTesterTestAggregation, Aggregate) { |
| 378 | AggregationTestParameters test_params = GetParam(); |
| 379 | std::unique_ptr<VideoCodecStats> stats = |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 380 | RunEncodeDecodeTest("VP8", ScalabilityMode::kL2T2_KEY, |
| 381 | {{// L0T0 |
| 382 | {.timestamp_rtp = 0, |
| 383 | .layer_id = {.spatial_idx = 0, .temporal_idx = 0}, |
| 384 | .frame_size = DataSize::Bytes(1), |
| 385 | .keyframe = true}, |
| 386 | // L1T0 |
| 387 | {.timestamp_rtp = 0, |
| 388 | .layer_id = {.spatial_idx = 1, .temporal_idx = 0}, |
| 389 | .frame_size = DataSize::Bytes(2)}}, |
| 390 | // Emulate frame drop (frame_size = 0). |
| 391 | {{.timestamp_rtp = 3000, |
| 392 | .layer_id = {.spatial_idx = 0, .temporal_idx = 0}, |
| 393 | .frame_size = DataSize::Zero()}}, |
| 394 | {// L0T1 |
| 395 | {.timestamp_rtp = 87000, |
| 396 | .layer_id = {.spatial_idx = 0, .temporal_idx = 1}, |
| 397 | .frame_size = DataSize::Bytes(4)}, |
| 398 | // L1T1 |
| 399 | {.timestamp_rtp = 87000, |
| 400 | .layer_id = {.spatial_idx = 1, .temporal_idx = 1}, |
| 401 | .frame_size = DataSize::Bytes(8)}}}); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 402 | |
| 403 | Stream stream = stats->Aggregate(test_params.filter); |
| 404 | EXPECT_EQ(stream.keyframe.GetSum(), test_params.expected_keyframe_sum); |
| 405 | EXPECT_EQ(stream.encoded_bitrate_kbps.GetAverage(), |
| 406 | test_params.expected_encoded_bitrate_kbps); |
| 407 | EXPECT_EQ(stream.encoded_framerate_fps.GetAverage(), |
| 408 | test_params.expected_encoded_framerate_fps); |
| 409 | EXPECT_EQ(stream.bitrate_mismatch_pct.GetAverage(), |
| 410 | test_params.expected_bitrate_mismatch_pct); |
| 411 | EXPECT_EQ(stream.framerate_mismatch_pct.GetAverage(), |
| 412 | test_params.expected_framerate_mismatch_pct); |
| 413 | } |
| 414 | |
| 415 | INSTANTIATE_TEST_SUITE_P( |
| 416 | All, |
| 417 | VideoCodecTesterTestAggregation, |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 418 | Values( |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 419 | // No filtering. |
| 420 | AggregationTestParameters{ |
| 421 | .filter = {}, |
| 422 | .expected_keyframe_sum = 1, |
| 423 | .expected_encoded_bitrate_kbps = |
| 424 | DataRate::BytesPerSec(15).kbps<double>(), |
| 425 | .expected_encoded_framerate_fps = 2, |
| 426 | .expected_bitrate_mismatch_pct = |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 427 | 100 * (15.0 / (kBitrate.bytes_per_sec() * 4) - 1), |
| 428 | .expected_framerate_mismatch_pct = 100 * |
| 429 | (2.0 / kFramerate.hertz() - 1)}, |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 430 | // L0T0 |
| 431 | AggregationTestParameters{ |
| 432 | .filter = {.layer_id = {{.spatial_idx = 0, .temporal_idx = 0}}}, |
| 433 | .expected_keyframe_sum = 1, |
| 434 | .expected_encoded_bitrate_kbps = |
| 435 | DataRate::BytesPerSec(1).kbps<double>(), |
| 436 | .expected_encoded_framerate_fps = 1, |
| 437 | .expected_bitrate_mismatch_pct = |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 438 | 100 * (1.0 / kBitrate.bytes_per_sec() - 1), |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 439 | .expected_framerate_mismatch_pct = |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 440 | 100 * (1.0 / (kFramerate.hertz() / 2) - 1)}, |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 441 | // L0T1 |
| 442 | AggregationTestParameters{ |
| 443 | .filter = {.layer_id = {{.spatial_idx = 0, .temporal_idx = 1}}}, |
| 444 | .expected_keyframe_sum = 1, |
| 445 | .expected_encoded_bitrate_kbps = |
| 446 | DataRate::BytesPerSec(5).kbps<double>(), |
| 447 | .expected_encoded_framerate_fps = 2, |
| 448 | .expected_bitrate_mismatch_pct = |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 449 | 100 * (5.0 / (kBitrate.bytes_per_sec() * 2) - 1), |
| 450 | .expected_framerate_mismatch_pct = 100 * |
| 451 | (2.0 / kFramerate.hertz() - 1)}, |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 452 | // L1T0 |
| 453 | AggregationTestParameters{ |
| 454 | .filter = {.layer_id = {{.spatial_idx = 1, .temporal_idx = 0}}}, |
| 455 | .expected_keyframe_sum = 1, |
| 456 | .expected_encoded_bitrate_kbps = |
| 457 | DataRate::BytesPerSec(3).kbps<double>(), |
| 458 | .expected_encoded_framerate_fps = 1, |
| 459 | .expected_bitrate_mismatch_pct = |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 460 | 100 * (3.0 / kBitrate.bytes_per_sec() - 1), |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 461 | .expected_framerate_mismatch_pct = |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 462 | 100 * (1.0 / (kFramerate.hertz() / 2) - 1)}, |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 463 | // L1T1 |
| 464 | AggregationTestParameters{ |
| 465 | .filter = {.layer_id = {{.spatial_idx = 1, .temporal_idx = 1}}}, |
| 466 | .expected_keyframe_sum = 1, |
| 467 | .expected_encoded_bitrate_kbps = |
| 468 | DataRate::BytesPerSec(11).kbps<double>(), |
| 469 | .expected_encoded_framerate_fps = 2, |
| 470 | .expected_bitrate_mismatch_pct = |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 471 | 100 * (11.0 / (kBitrate.bytes_per_sec() * 2) - 1), |
| 472 | .expected_framerate_mismatch_pct = 100 * (2.0 / kFramerate.hertz() - |
| 473 | 1)})); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 474 | |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 475 | TEST_F(VideoCodecTesterTest, Psnr) { |
| 476 | std::unique_ptr<VideoCodecStats> stats = RunEncodeDecodeTest( |
| 477 | "VP8", ScalabilityMode::kL1T1, |
| 478 | {{{.timestamp_rtp = 0, .frame_size = DataSize::Bytes(2)}}, |
| 479 | {{.timestamp_rtp = 3000, .frame_size = DataSize::Bytes(6)}}}); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 480 | |
| 481 | std::vector<Frame> slice = stats->Slice(Filter{}, /*merge=*/false); |
| 482 | ASSERT_THAT(slice, SizeIs(2)); |
| 483 | ASSERT_TRUE(slice[0].psnr.has_value()); |
| 484 | ASSERT_TRUE(slice[1].psnr.has_value()); |
| 485 | EXPECT_NEAR(slice[0].psnr->y, 42, 1); |
| 486 | EXPECT_NEAR(slice[0].psnr->u, 38, 1); |
| 487 | EXPECT_NEAR(slice[0].psnr->v, 36, 1); |
| 488 | EXPECT_NEAR(slice[1].psnr->y, 38, 1); |
| 489 | EXPECT_NEAR(slice[1].psnr->u, 36, 1); |
| 490 | EXPECT_NEAR(slice[1].psnr->v, 34, 1); |
| 491 | } |
| 492 | |
Sergey Silkin | b792d60 | 2024-06-03 14:16:01 | [diff] [blame] | 493 | TEST_F(VideoCodecTesterTest, ReversePlayback) { |
| 494 | std::unique_ptr<VideoCodecStats> stats = RunEncodeDecodeTest( |
| 495 | "VP8", ScalabilityMode::kL1T1, |
| 496 | {{{.timestamp_rtp = 0, .frame_size = DataSize::Bytes(1)}}, |
| 497 | {{.timestamp_rtp = 1, .frame_size = DataSize::Bytes(1)}}, |
| 498 | {{.timestamp_rtp = 2, .frame_size = DataSize::Bytes(1)}}, |
| 499 | {{.timestamp_rtp = 3, .frame_size = DataSize::Bytes(1)}}, |
| 500 | {{.timestamp_rtp = 4, .frame_size = DataSize::Bytes(1)}}, |
| 501 | {{.timestamp_rtp = 5, .frame_size = DataSize::Bytes(1)}}}, |
| 502 | /*num_source_frames=*/3); |
| 503 | |
| 504 | std::vector<Frame> slice = stats->Slice(Filter{}, /*merge=*/false); |
| 505 | ASSERT_THAT(slice, SizeIs(6)); |
| 506 | ASSERT_TRUE(slice[0].psnr.has_value()); |
| 507 | ASSERT_TRUE(slice[1].psnr.has_value()); |
| 508 | ASSERT_TRUE(slice[2].psnr.has_value()); |
| 509 | ASSERT_TRUE(slice[3].psnr.has_value()); |
| 510 | ASSERT_TRUE(slice[4].psnr.has_value()); |
| 511 | ASSERT_TRUE(slice[5].psnr.has_value()); |
| 512 | EXPECT_NEAR(slice[0].psnr->y, 48, 1); |
| 513 | EXPECT_NEAR(slice[1].psnr->y, 42, 1); |
| 514 | EXPECT_NEAR(slice[2].psnr->y, 34, 1); |
| 515 | EXPECT_NEAR(slice[3].psnr->y, 42, 1); |
| 516 | EXPECT_NEAR(slice[4].psnr->y, 48, 1); |
| 517 | EXPECT_NEAR(slice[5].psnr->y, 42, 1); |
| 518 | } |
| 519 | |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 520 | struct ScalabilityTestParameters { |
| 521 | std::string codec_type; |
| 522 | ScalabilityMode scalability_mode; |
| 523 | // Temporal unit -> spatial layer -> frame size. |
| 524 | std::vector<std::map<int, DataSize>> encoded_frame_sizes; |
| 525 | std::vector<DataSize> expected_decode_frame_sizes; |
| 526 | }; |
| 527 | |
| 528 | class VideoCodecTesterTestScalability |
| 529 | : public VideoCodecTesterTest, |
| 530 | public ::testing::WithParamInterface<ScalabilityTestParameters> {}; |
| 531 | |
| 532 | TEST_P(VideoCodecTesterTestScalability, EncodeDecode) { |
| 533 | ScalabilityTestParameters test_params = GetParam(); |
| 534 | std::vector<std::vector<Frame>> frames; |
| 535 | for (size_t frame_num = 0; frame_num < test_params.encoded_frame_sizes.size(); |
| 536 | ++frame_num) { |
| 537 | std::vector<Frame> temporal_unit; |
| 538 | for (auto [sidx, frame_size] : test_params.encoded_frame_sizes[frame_num]) { |
| 539 | temporal_unit.push_back( |
| 540 | Frame{.timestamp_rtp = static_cast<uint32_t>(3000 * frame_num), |
| 541 | .layer_id = {.spatial_idx = sidx, .temporal_idx = 0}, |
| 542 | .frame_size = frame_size, |
| 543 | .keyframe = (frame_num == 0 && sidx == 0)}); |
| 544 | } |
| 545 | frames.push_back(temporal_unit); |
| 546 | } |
| 547 | RunEncodeDecodeTest(test_params.codec_type, test_params.scalability_mode, |
| 548 | frames); |
| 549 | |
| 550 | size_t num_spatial_layers = |
| 551 | ScalabilityModeToNumSpatialLayers(test_params.scalability_mode); |
| 552 | EXPECT_EQ(num_spatial_layers, decoders_.size()); |
| 553 | |
| 554 | // Collect input frame sizes from all decoders. |
| 555 | std::vector<DataSize> decode_frame_sizes; |
| 556 | for (const auto& decoder : decoders_) { |
| 557 | const auto& frame_sizes = decoder->frame_sizes(); |
| 558 | decode_frame_sizes.insert(decode_frame_sizes.end(), frame_sizes.begin(), |
| 559 | frame_sizes.end()); |
| 560 | } |
| 561 | EXPECT_THAT(decode_frame_sizes, UnorderedElementsAreArray( |
| 562 | test_params.expected_decode_frame_sizes)); |
| 563 | } |
| 564 | |
| 565 | INSTANTIATE_TEST_SUITE_P( |
| 566 | All, |
| 567 | VideoCodecTesterTestScalability, |
Sergey Silkin | 0a01ffc | 2023-12-22 08:40:56 | [diff] [blame] | 568 | Values( |
| 569 | ScalabilityTestParameters{ |
| 570 | .codec_type = "VP8", |
| 571 | .scalability_mode = ScalabilityMode::kS2T1, |
| 572 | .encoded_frame_sizes = {{{0, DataSize::Bytes(1)}, |
| 573 | {1, DataSize::Bytes(2)}}, |
| 574 | {{0, DataSize::Bytes(4)}, |
| 575 | // Emulate frame drop. |
| 576 | {1, DataSize::Bytes(0)}}}, |
| 577 | .expected_decode_frame_sizes = {DataSize::Bytes(1), |
| 578 | DataSize::Bytes(2), |
| 579 | DataSize::Bytes(4)}, |
| 580 | }, |
| 581 | ScalabilityTestParameters{ |
| 582 | .codec_type = "VP9", |
| 583 | .scalability_mode = ScalabilityMode::kL2T1, |
| 584 | .encoded_frame_sizes = |
| 585 | {{{0, DataSize::Bytes(1)}, {1, DataSize::Bytes(2)}}, |
| 586 | {{0, DataSize::Bytes(4)}, {1, DataSize::Bytes(8)}}, |
| 587 | {{0, DataSize::Bytes(16)}, |
| 588 | // Emulate frame drop. |
| 589 | {1, DataSize::Bytes(0)}}}, |
| 590 | .expected_decode_frame_sizes = |
| 591 | {DataSize::Bytes(1), DataSize::Bytes(3), DataSize::Bytes(4), |
| 592 | DataSize::Bytes(12), DataSize::Bytes(16), DataSize::Bytes(16)}, |
| 593 | }, |
| 594 | ScalabilityTestParameters{ |
| 595 | .codec_type = "VP9", |
| 596 | .scalability_mode = ScalabilityMode::kL2T1_KEY, |
| 597 | .encoded_frame_sizes = |
| 598 | {{{0, DataSize::Bytes(1)}, {1, DataSize::Bytes(2)}}, |
| 599 | {{0, DataSize::Bytes(4)}, {1, DataSize::Bytes(8)}}, |
| 600 | {{0, DataSize::Bytes(16)}, |
| 601 | // Emulate frame drop. |
| 602 | {1, DataSize::Bytes(0)}}}, |
| 603 | .expected_decode_frame_sizes = |
| 604 | {DataSize::Bytes(1), DataSize::Bytes(3), DataSize::Bytes(4), |
| 605 | DataSize::Bytes(8), DataSize::Bytes(16)}, |
| 606 | }, |
| 607 | ScalabilityTestParameters{ |
| 608 | .codec_type = "VP9", |
| 609 | .scalability_mode = ScalabilityMode::kS2T1, |
| 610 | .encoded_frame_sizes = |
| 611 | {{{0, DataSize::Bytes(1)}, {1, DataSize::Bytes(2)}}, |
| 612 | {{0, DataSize::Bytes(4)}, {1, DataSize::Bytes(8)}}, |
| 613 | {{0, DataSize::Bytes(16)}, |
| 614 | // Emulate frame drop. |
| 615 | {1, DataSize::Bytes(0)}}}, |
| 616 | .expected_decode_frame_sizes = |
| 617 | {DataSize::Bytes(1), DataSize::Bytes(2), DataSize::Bytes(4), |
| 618 | DataSize::Bytes(8), DataSize::Bytes(16)}, |
| 619 | })); |
Sergey Silkin | 9e5c979 | 2023-12-22 08:39:56 | [diff] [blame] | 620 | |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 621 | class VideoCodecTesterTestPacing |
| 622 | : public ::testing::TestWithParam<std::tuple<PacingSettings, int>> { |
| 623 | public: |
| 624 | const int kSourceWidth = 2; |
| 625 | const int kSourceHeight = 2; |
| 626 | const int kNumFrames = 3; |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 627 | const Frequency kFramerate = Frequency::Hertz(10); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 628 | |
| 629 | void SetUp() override { |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 630 | source_yuv_file_path_ = CreateYuvFile(kSourceWidth, kSourceHeight, 1); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 631 | } |
| 632 | |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 633 | void TearDown() override { remove(source_yuv_file_path_.c_str()); } |
| 634 | |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 635 | protected: |
Danil Chapovalov | d213dd5 | 2024-01-25 14:48:24 | [diff] [blame] | 636 | const Environment env_ = CreateEnvironment(); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 637 | std::string source_yuv_file_path_; |
| 638 | }; |
| 639 | |
| 640 | TEST_P(VideoCodecTesterTestPacing, PaceEncode) { |
| 641 | auto [pacing_settings, expected_delta_ms] = GetParam(); |
Danil Chapovalov | 329f0ea | 2024-03-08 13:30:54 | [diff] [blame] | 642 | const Environment env = CreateEnvironment(); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 643 | VideoSourceSettings video_source{ |
| 644 | .file_path = source_yuv_file_path_, |
| 645 | .resolution = {.width = kSourceWidth, .height = kSourceHeight}, |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 646 | .framerate = kFramerate}; |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 647 | |
| 648 | NiceMock<MockVideoEncoderFactory> encoder_factory; |
Danil Chapovalov | 329f0ea | 2024-03-08 13:30:54 | [diff] [blame] | 649 | ON_CALL(encoder_factory, Create).WillByDefault(WithoutArgs([] { |
| 650 | return std::make_unique<NiceMock<MockVideoEncoder>>(); |
| 651 | })); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 652 | |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 653 | EncodingSettings encoding_settings = VideoCodecTester::CreateEncodingSettings( |
Danil Chapovalov | 179f96d | 2024-05-13 14:33:07 | [diff] [blame] | 654 | env, "VP8", "L1T1", kSourceWidth, kSourceHeight, {kBitrate}, kFramerate); |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 655 | std::map<uint32_t, EncodingSettings> frame_settings = |
| 656 | VideoCodecTester::CreateFrameSettings(encoding_settings, kNumFrames); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 657 | |
| 658 | EncoderSettings encoder_settings; |
| 659 | encoder_settings.pacing_settings = pacing_settings; |
| 660 | std::vector<Frame> frames = |
Danil Chapovalov | 329f0ea | 2024-03-08 13:30:54 | [diff] [blame] | 661 | VideoCodecTester::RunEncodeTest(env, video_source, &encoder_factory, |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 662 | encoder_settings, frame_settings) |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 663 | ->Slice(/*filter=*/{}, /*merge=*/false); |
| 664 | ASSERT_THAT(frames, SizeIs(kNumFrames)); |
| 665 | EXPECT_NEAR((frames[1].encode_start - frames[0].encode_start).ms(), |
| 666 | expected_delta_ms, 10); |
| 667 | EXPECT_NEAR((frames[2].encode_start - frames[1].encode_start).ms(), |
| 668 | expected_delta_ms, 10); |
| 669 | } |
| 670 | |
| 671 | TEST_P(VideoCodecTesterTestPacing, PaceDecode) { |
| 672 | auto [pacing_settings, expected_delta_ms] = GetParam(); |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 673 | MockCodedVideoSource video_source(kNumFrames, kFramerate); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 674 | |
| 675 | NiceMock<MockVideoDecoderFactory> decoder_factory; |
Danil Chapovalov | d213dd5 | 2024-01-25 14:48:24 | [diff] [blame] | 676 | ON_CALL(decoder_factory, Create).WillByDefault(WithoutArgs([] { |
| 677 | return std::make_unique<NiceMock<MockVideoDecoder>>(); |
| 678 | })); |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 679 | |
| 680 | DecoderSettings decoder_settings; |
| 681 | decoder_settings.pacing_settings = pacing_settings; |
| 682 | std::vector<Frame> frames = |
Danil Chapovalov | d213dd5 | 2024-01-25 14:48:24 | [diff] [blame] | 683 | VideoCodecTester::RunDecodeTest(env_, &video_source, &decoder_factory, |
Philipp Hancke | bbff58d | 2024-02-27 11:18:33 | [diff] [blame] | 684 | decoder_settings, SdpVideoFormat::VP8()) |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 685 | ->Slice(/*filter=*/{}, /*merge=*/false); |
| 686 | ASSERT_THAT(frames, SizeIs(kNumFrames)); |
| 687 | EXPECT_NEAR((frames[1].decode_start - frames[0].decode_start).ms(), |
| 688 | expected_delta_ms, 10); |
| 689 | EXPECT_NEAR((frames[2].decode_start - frames[1].decode_start).ms(), |
| 690 | expected_delta_ms, 10); |
| 691 | } |
| 692 | |
| 693 | INSTANTIATE_TEST_SUITE_P( |
| 694 | DISABLED_All, |
| 695 | VideoCodecTesterTestPacing, |
Sergey Silkin | 66344ac | 2023-12-22 08:36:59 | [diff] [blame] | 696 | Values( |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 697 | // No pacing. |
| 698 | std::make_tuple(PacingSettings{.mode = PacingMode::kNoPacing}, |
| 699 | /*expected_delta_ms=*/0), |
| 700 | // Real-time pacing. |
| 701 | std::make_tuple(PacingSettings{.mode = PacingMode::kRealTime}, |
| 702 | /*expected_delta_ms=*/100), |
| 703 | // Pace with specified constant rate. |
| 704 | std::make_tuple(PacingSettings{.mode = PacingMode::kConstantRate, |
| 705 | .constant_rate = Frequency::Hertz(20)}, |
| 706 | /*expected_delta_ms=*/50))); |
Sergey Silkin | 6432970 | 2024-02-06 14:44:02 | [diff] [blame] | 707 | |
| 708 | struct EncodingSettingsTestParameters { |
| 709 | std::string codec_type; |
| 710 | std::string scalability_mode; |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 711 | std::vector<DataRate> bitrate; |
| 712 | std::vector<DataRate> expected_bitrate; |
Sergey Silkin | 6432970 | 2024-02-06 14:44:02 | [diff] [blame] | 713 | }; |
| 714 | |
| 715 | class VideoCodecTesterTestEncodingSettings |
| 716 | : public ::testing::TestWithParam<EncodingSettingsTestParameters> {}; |
| 717 | |
| 718 | TEST_P(VideoCodecTesterTestEncodingSettings, CreateEncodingSettings) { |
| 719 | EncodingSettingsTestParameters test_params = GetParam(); |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 720 | EncodingSettings encoding_settings = VideoCodecTester::CreateEncodingSettings( |
Danil Chapovalov | 179f96d | 2024-05-13 14:33:07 | [diff] [blame] | 721 | CreateEnvironment(), test_params.codec_type, test_params.scalability_mode, |
| 722 | /*width=*/1280, |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 723 | /*height=*/720, test_params.bitrate, kFramerate); |
Sergey Silkin | 6432970 | 2024-02-06 14:44:02 | [diff] [blame] | 724 | const std::map<LayerId, LayerSettings>& layers_settings = |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 725 | encoding_settings.layers_settings; |
| 726 | std::vector<DataRate> configured_bitrate; |
| 727 | std::transform( |
| 728 | layers_settings.begin(), layers_settings.end(), |
| 729 | std::back_inserter(configured_bitrate), |
| 730 | [](const auto& layer_settings) { return layer_settings.second.bitrate; }); |
| 731 | EXPECT_EQ(configured_bitrate, test_params.expected_bitrate); |
Sergey Silkin | 6432970 | 2024-02-06 14:44:02 | [diff] [blame] | 732 | } |
| 733 | |
| 734 | INSTANTIATE_TEST_SUITE_P( |
| 735 | Vp8, |
| 736 | VideoCodecTesterTestEncodingSettings, |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 737 | Values( |
| 738 | EncodingSettingsTestParameters{ |
| 739 | .codec_type = "VP8", |
| 740 | .scalability_mode = "L1T1", |
| 741 | .bitrate = {DataRate::KilobitsPerSec(1)}, |
| 742 | .expected_bitrate = {DataRate::KilobitsPerSec(1)}}, |
| 743 | EncodingSettingsTestParameters{ |
| 744 | .codec_type = "VP8", |
| 745 | .scalability_mode = "L1T1", |
| 746 | .bitrate = {DataRate::KilobitsPerSec(10000)}, |
| 747 | .expected_bitrate = {DataRate::KilobitsPerSec(10000)}}, |
| 748 | EncodingSettingsTestParameters{ |
| 749 | .codec_type = "VP8", |
| 750 | .scalability_mode = "L1T3", |
| 751 | .bitrate = {DataRate::KilobitsPerSec(1000)}, |
| 752 | .expected_bitrate = {DataRate::KilobitsPerSec(400), |
| 753 | DataRate::KilobitsPerSec(200), |
| 754 | DataRate::KilobitsPerSec(400)}}, |
| 755 | EncodingSettingsTestParameters{ |
| 756 | .codec_type = "VP8", |
| 757 | .scalability_mode = "S3T3", |
| 758 | .bitrate = {DataRate::KilobitsPerSec(100)}, |
| 759 | .expected_bitrate = |
| 760 | {DataRate::KilobitsPerSec(40), DataRate::KilobitsPerSec(20), |
| 761 | DataRate::KilobitsPerSec(40), DataRate::KilobitsPerSec(0), |
| 762 | DataRate::KilobitsPerSec(0), DataRate::KilobitsPerSec(0), |
| 763 | DataRate::KilobitsPerSec(0), DataRate::KilobitsPerSec(0), |
| 764 | DataRate::KilobitsPerSec(0)}}, |
| 765 | EncodingSettingsTestParameters{ |
| 766 | .codec_type = "VP8", |
| 767 | .scalability_mode = "S3T3", |
| 768 | .bitrate = {DataRate::KilobitsPerSec(10000)}, |
| 769 | .expected_bitrate = |
| 770 | {DataRate::KilobitsPerSec(60), DataRate::KilobitsPerSec(30), |
| 771 | DataRate::KilobitsPerSec(60), DataRate::KilobitsPerSec(200), |
| 772 | DataRate::KilobitsPerSec(100), DataRate::KilobitsPerSec(200), |
| 773 | DataRate::KilobitsPerSec(1000), DataRate::KilobitsPerSec(500), |
| 774 | DataRate::KilobitsPerSec(1000)}}, |
| 775 | EncodingSettingsTestParameters{ |
| 776 | .codec_type = "VP8", |
| 777 | .scalability_mode = "S3T3", |
| 778 | .bitrate = |
| 779 | {DataRate::KilobitsPerSec(100), DataRate::KilobitsPerSec(200), |
| 780 | DataRate::KilobitsPerSec(300), DataRate::KilobitsPerSec(400), |
| 781 | DataRate::KilobitsPerSec(500), DataRate::KilobitsPerSec(600), |
| 782 | DataRate::KilobitsPerSec(700), DataRate::KilobitsPerSec(800), |
| 783 | DataRate::KilobitsPerSec(900)}, |
| 784 | .expected_bitrate = { |
| 785 | DataRate::KilobitsPerSec(100), DataRate::KilobitsPerSec(200), |
| 786 | DataRate::KilobitsPerSec(300), DataRate::KilobitsPerSec(400), |
| 787 | DataRate::KilobitsPerSec(500), DataRate::KilobitsPerSec(600), |
| 788 | DataRate::KilobitsPerSec(700), DataRate::KilobitsPerSec(800), |
| 789 | DataRate::KilobitsPerSec(900)}})); |
Sergey Silkin | 6432970 | 2024-02-06 14:44:02 | [diff] [blame] | 790 | |
| 791 | INSTANTIATE_TEST_SUITE_P( |
| 792 | Vp9, |
| 793 | VideoCodecTesterTestEncodingSettings, |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 794 | Values( |
| 795 | EncodingSettingsTestParameters{ |
| 796 | .codec_type = "VP9", |
| 797 | .scalability_mode = "L1T1", |
| 798 | .bitrate = {DataRate::KilobitsPerSec(1)}, |
| 799 | .expected_bitrate = {DataRate::KilobitsPerSec(1)}}, |
| 800 | EncodingSettingsTestParameters{ |
| 801 | .codec_type = "VP9", |
| 802 | .scalability_mode = "L1T1", |
| 803 | .bitrate = {DataRate::KilobitsPerSec(10000)}, |
| 804 | .expected_bitrate = {DataRate::KilobitsPerSec(10000)}}, |
| 805 | EncodingSettingsTestParameters{ |
| 806 | .codec_type = "VP9", |
| 807 | .scalability_mode = "L1T3", |
| 808 | .bitrate = {DataRate::KilobitsPerSec(1000)}, |
| 809 | .expected_bitrate = {DataRate::BitsPerSec(539811), |
| 810 | DataRate::BitsPerSec(163293), |
| 811 | DataRate::BitsPerSec(296896)}}, |
| 812 | EncodingSettingsTestParameters{ |
| 813 | .codec_type = "VP9", |
| 814 | .scalability_mode = "L3T3", |
| 815 | .bitrate = {DataRate::KilobitsPerSec(100)}, |
| 816 | .expected_bitrate = |
| 817 | {DataRate::BitsPerSec(53981), DataRate::BitsPerSec(16329), |
| 818 | DataRate::BitsPerSec(29690), DataRate::BitsPerSec(0), |
| 819 | DataRate::BitsPerSec(0), DataRate::BitsPerSec(0), |
| 820 | DataRate::BitsPerSec(0), DataRate::BitsPerSec(0), |
| 821 | DataRate::BitsPerSec(0)}}, |
| 822 | EncodingSettingsTestParameters{ |
| 823 | .codec_type = "VP9", |
| 824 | .scalability_mode = "L3T3", |
| 825 | .bitrate = {DataRate::KilobitsPerSec(10000)}, |
| 826 | .expected_bitrate = |
| 827 | {DataRate::BitsPerSec(76653), DataRate::BitsPerSec(23188), |
| 828 | DataRate::BitsPerSec(42159), DataRate::BitsPerSec(225641), |
| 829 | DataRate::BitsPerSec(68256), DataRate::BitsPerSec(124103), |
| 830 | DataRate::BitsPerSec(822672), DataRate::BitsPerSec(248858), |
| 831 | DataRate::BitsPerSec(452470)}}, |
| 832 | EncodingSettingsTestParameters{ |
| 833 | .codec_type = "VP9", |
| 834 | .scalability_mode = "L3T3", |
| 835 | .bitrate = |
| 836 | {DataRate::KilobitsPerSec(100), DataRate::KilobitsPerSec(200), |
| 837 | DataRate::KilobitsPerSec(300), DataRate::KilobitsPerSec(400), |
| 838 | DataRate::KilobitsPerSec(500), DataRate::KilobitsPerSec(600), |
| 839 | DataRate::KilobitsPerSec(700), DataRate::KilobitsPerSec(800), |
| 840 | DataRate::KilobitsPerSec(900)}, |
| 841 | .expected_bitrate = { |
| 842 | DataRate::KilobitsPerSec(100), DataRate::KilobitsPerSec(200), |
| 843 | DataRate::KilobitsPerSec(300), DataRate::KilobitsPerSec(400), |
| 844 | DataRate::KilobitsPerSec(500), DataRate::KilobitsPerSec(600), |
| 845 | DataRate::KilobitsPerSec(700), DataRate::KilobitsPerSec(800), |
| 846 | DataRate::KilobitsPerSec(900)}})); |
Sergey Silkin | 6432970 | 2024-02-06 14:44:02 | [diff] [blame] | 847 | |
| 848 | INSTANTIATE_TEST_SUITE_P( |
| 849 | Av1, |
| 850 | VideoCodecTesterTestEncodingSettings, |
Sergey Silkin | 5f3fc50 | 2024-05-08 08:37:40 | [diff] [blame] | 851 | Values( |
| 852 | EncodingSettingsTestParameters{ |
| 853 | .codec_type = "AV1", |
| 854 | .scalability_mode = "L1T1", |
| 855 | .bitrate = {DataRate::KilobitsPerSec(1)}, |
| 856 | .expected_bitrate = {DataRate::KilobitsPerSec(1)}}, |
| 857 | EncodingSettingsTestParameters{ |
| 858 | .codec_type = "AV1", |
| 859 | .scalability_mode = "L1T1", |
| 860 | .bitrate = {DataRate::KilobitsPerSec(10000)}, |
| 861 | .expected_bitrate = {DataRate::KilobitsPerSec(10000)}}, |
| 862 | EncodingSettingsTestParameters{ |
| 863 | .codec_type = "AV1", |
| 864 | .scalability_mode = "L1T3", |
| 865 | .bitrate = {DataRate::KilobitsPerSec(1000)}, |
| 866 | .expected_bitrate = {DataRate::BitsPerSec(539811), |
| 867 | DataRate::BitsPerSec(163293), |
| 868 | DataRate::BitsPerSec(296896)}}, |
| 869 | EncodingSettingsTestParameters{ |
| 870 | .codec_type = "AV1", |
| 871 | .scalability_mode = "L3T3", |
| 872 | .bitrate = {DataRate::KilobitsPerSec(100)}, |
| 873 | .expected_bitrate = |
| 874 | {DataRate::BitsPerSec(53981), DataRate::BitsPerSec(16329), |
| 875 | DataRate::BitsPerSec(29690), DataRate::BitsPerSec(0), |
| 876 | DataRate::BitsPerSec(0), DataRate::BitsPerSec(0), |
| 877 | DataRate::BitsPerSec(0), DataRate::BitsPerSec(0), |
| 878 | DataRate::BitsPerSec(0)}}, |
| 879 | EncodingSettingsTestParameters{ |
| 880 | .codec_type = "AV1", |
| 881 | .scalability_mode = "L3T3", |
| 882 | .bitrate = {DataRate::KilobitsPerSec(10000)}, |
| 883 | .expected_bitrate = |
| 884 | {DataRate::BitsPerSec(76653), DataRate::BitsPerSec(23188), |
| 885 | DataRate::BitsPerSec(42159), DataRate::BitsPerSec(225641), |
| 886 | DataRate::BitsPerSec(68256), DataRate::BitsPerSec(124103), |
| 887 | DataRate::BitsPerSec(822672), DataRate::BitsPerSec(248858), |
| 888 | DataRate::BitsPerSec(452470)}}, |
| 889 | EncodingSettingsTestParameters{ |
| 890 | .codec_type = "AV1", |
| 891 | .scalability_mode = "L3T3", |
| 892 | .bitrate = |
| 893 | {DataRate::KilobitsPerSec(100), DataRate::KilobitsPerSec(200), |
| 894 | DataRate::KilobitsPerSec(300), DataRate::KilobitsPerSec(400), |
| 895 | DataRate::KilobitsPerSec(500), DataRate::KilobitsPerSec(600), |
| 896 | DataRate::KilobitsPerSec(700), DataRate::KilobitsPerSec(800), |
| 897 | DataRate::KilobitsPerSec(900)}, |
| 898 | .expected_bitrate = { |
| 899 | DataRate::KilobitsPerSec(100), DataRate::KilobitsPerSec(200), |
| 900 | DataRate::KilobitsPerSec(300), DataRate::KilobitsPerSec(400), |
| 901 | DataRate::KilobitsPerSec(500), DataRate::KilobitsPerSec(600), |
| 902 | DataRate::KilobitsPerSec(700), DataRate::KilobitsPerSec(800), |
| 903 | DataRate::KilobitsPerSec(900)}})); |
Sergey Silkin | 6432970 | 2024-02-06 14:44:02 | [diff] [blame] | 904 | |
Sergey Silkin | b792d60 | 2024-06-03 14:16:01 | [diff] [blame] | 905 | // TODO(webrtc:42225151): Add an IVF test stream and enable the test. |
| 906 | TEST(VideoCodecTester, DISABLED_CompressedVideoSource) { |
| 907 | const Environment env = CreateEnvironment(); |
| 908 | std::unique_ptr<VideoEncoderFactory> encoder_factory = |
| 909 | CreateBuiltinVideoEncoderFactory(); |
| 910 | std::unique_ptr<VideoDecoderFactory> decoder_factory = |
| 911 | CreateBuiltinVideoDecoderFactory(); |
| 912 | |
| 913 | VideoSourceSettings source_settings{ |
| 914 | .file_path = ".ivf", |
| 915 | .resolution = {.width = 320, .height = 180}, |
| 916 | .framerate = Frequency::Hertz(30)}; |
| 917 | |
| 918 | EncodingSettings encoding_settings = VideoCodecTester::CreateEncodingSettings( |
| 919 | env, "AV1", "L1T1", 320, 180, {DataRate::KilobitsPerSec(128)}, |
| 920 | Frequency::Hertz(30)); |
| 921 | |
| 922 | std::map<uint32_t, EncodingSettings> frame_settings = |
| 923 | VideoCodecTester::CreateFrameSettings(encoding_settings, 3); |
| 924 | |
| 925 | std::unique_ptr<VideoCodecStats> stats = |
| 926 | VideoCodecTester::RunEncodeDecodeTest( |
| 927 | env, source_settings, encoder_factory.get(), decoder_factory.get(), |
| 928 | EncoderSettings{}, DecoderSettings{}, frame_settings); |
| 929 | |
| 930 | std::vector<Frame> slice = stats->Slice(Filter{}, /*merge=*/false); |
| 931 | ASSERT_THAT(slice, SizeIs(3)); |
| 932 | ASSERT_TRUE(slice[0].psnr.has_value()); |
| 933 | ASSERT_TRUE(slice[1].psnr.has_value()); |
| 934 | ASSERT_TRUE(slice[2].psnr.has_value()); |
| 935 | EXPECT_NEAR(slice[0].psnr->y, 42, 1); |
| 936 | EXPECT_NEAR(slice[1].psnr->y, 38, 1); |
| 937 | EXPECT_NEAR(slice[1].psnr->v, 38, 1); |
| 938 | } |
| 939 | |
Sergey Silkin | d431156 | 2023-11-13 14:48:25 | [diff] [blame] | 940 | } // namespace test |
| 941 | } // namespace webrtc |