diff options
Diffstat (limited to 'media/libvpx/libvpx/test/vp8_ratectrl_rtc_test.cc')
| -rw-r--r-- | media/libvpx/libvpx/test/vp8_ratectrl_rtc_test.cc | 417 |
1 files changed, 417 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/test/vp8_ratectrl_rtc_test.cc b/media/libvpx/libvpx/test/vp8_ratectrl_rtc_test.cc new file mode 100644 index 0000000000..50478f7635 --- /dev/null +++ b/media/libvpx/libvpx/test/vp8_ratectrl_rtc_test.cc @@ -0,0 +1,417 @@ +/* + * Copyright (c) 2021 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <fstream> // NOLINT +#include <string> + +#include "./vpx_config.h" +#include "third_party/googletest/src/include/gtest/gtest.h" +#include "test/codec_factory.h" +#include "test/encode_test_driver.h" +#include "test/i420_video_source.h" +#include "test/util.h" +#include "test/video_source.h" +#include "vp8/vp8_ratectrl_rtc.h" +#include "vpx/vpx_codec.h" +#include "vpx_ports/bitops.h" + +namespace { + +struct Vp8RCTestVideo { + Vp8RCTestVideo() = default; + Vp8RCTestVideo(const char *name_, int width_, int height_, + unsigned int frames_) + : name(name_), width(width_), height(height_), frames(frames_) {} + + friend std::ostream &operator<<(std::ostream &os, + const Vp8RCTestVideo &video) { + os << video.name << " " << video.width << " " << video.height << " " + << video.frames; + return os; + } + const char *name; + int width; + int height; + unsigned int frames; +}; + +const Vp8RCTestVideo kVp8RCTestVectors[] = { + Vp8RCTestVideo("niklas_640_480_30.yuv", 640, 480, 470), + Vp8RCTestVideo("desktop_office1.1280_720-020.yuv", 1280, 720, 300), + Vp8RCTestVideo("hantro_collage_w352h288.yuv", 352, 288, 100), +}; + +class Vp8RcInterfaceTest + : public ::libvpx_test::EncoderTest, + public ::libvpx_test::CodecTestWith2Params<int, Vp8RCTestVideo> { + public: + Vp8RcInterfaceTest() + : EncoderTest(GET_PARAM(0)), key_interval_(3000), encoder_exit_(false), + frame_drop_thresh_(0) {} + ~Vp8RcInterfaceTest() override = default; + + protected: + void SetUp() override { + InitializeConfig(); + SetMode(::libvpx_test::kRealTime); + } + + // From error_resilience_test.cc + int SetFrameFlags(int frame_num, int num_temp_layers) { + int frame_flags = 0; + if (num_temp_layers == 2) { + if (frame_num % 2 == 0) { + // Layer 0: predict from L and ARF, update L. + frame_flags = + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; + } else { + // Layer 1: predict from L, G and ARF, and update G. + frame_flags = VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_LAST | + VP8_EFLAG_NO_UPD_ENTROPY; + } + } else if (num_temp_layers == 3) { + if (frame_num % 4 == 0) { + // Layer 0: predict from L, update L. + frame_flags = VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF | + VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF; + } else if ((frame_num - 2) % 4 == 0) { + // Layer 1: predict from L, G, update G. + frame_flags = + VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_REF_ARF; + } else if ((frame_num - 1) % 2 == 0) { + // Layer 2: predict from L, G, ARF; update ARG. + frame_flags = VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_LAST; + } + } + return frame_flags; + } + + int SetLayerId(int frame_num, int num_temp_layers) { + int layer_id = 0; + if (num_temp_layers == 2) { + if (frame_num % 2 == 0) { + layer_id = 0; + } else { + layer_id = 1; + } + } else if (num_temp_layers == 3) { + if (frame_num % 4 == 0) { + layer_id = 0; + } else if ((frame_num - 2) % 4 == 0) { + layer_id = 1; + } else if ((frame_num - 1) % 2 == 0) { + layer_id = 2; + } + } + return layer_id; + } + + void PreEncodeFrameHook(::libvpx_test::VideoSource *video, + ::libvpx_test::Encoder *encoder) override { + if (rc_cfg_.ts_number_layers > 1) { + const int layer_id = SetLayerId(video->frame(), cfg_.ts_number_layers); + const int frame_flags = + SetFrameFlags(video->frame(), cfg_.ts_number_layers); + frame_params_.temporal_layer_id = layer_id; + if (video->frame() > 0) { + encoder->Control(VP8E_SET_TEMPORAL_LAYER_ID, layer_id); + encoder->Control(VP8E_SET_FRAME_FLAGS, frame_flags); + } + } else { + if (video->frame() == 0) { + encoder->Control(VP8E_SET_CPUUSED, -6); + encoder->Control(VP8E_SET_RTC_EXTERNAL_RATECTRL, 1); + encoder->Control(VP8E_SET_MAX_INTRA_BITRATE_PCT, 1000); + if (rc_cfg_.is_screen) { + encoder->Control(VP8E_SET_SCREEN_CONTENT_MODE, 1); + } + } else if (frame_params_.frame_type == libvpx::RcFrameType::kInterFrame) { + // Disable golden frame update. + frame_flags_ |= VP8_EFLAG_NO_UPD_GF; + frame_flags_ |= VP8_EFLAG_NO_UPD_ARF; + } + } + frame_params_.frame_type = video->frame() % key_interval_ == 0 + ? libvpx::RcFrameType::kKeyFrame + : libvpx::RcFrameType::kInterFrame; + encoder_exit_ = video->frame() == test_video_.frames; + } + + void PostEncodeFrameHook(::libvpx_test::Encoder *encoder) override { + if (encoder_exit_) { + return; + } + int qp; + encoder->Control(VP8E_GET_LAST_QUANTIZER, &qp); + if (rc_api_->ComputeQP(frame_params_) == libvpx::FrameDropDecision::kOk) { + ASSERT_EQ(rc_api_->GetQP(), qp); + } else { + num_drops_++; + } + } + + void FramePktHook(const vpx_codec_cx_pkt_t *pkt) override { + rc_api_->PostEncodeUpdate(pkt->data.frame.sz); + } + + void RunOneLayer() { + test_video_ = GET_PARAM(2); + target_bitrate_ = GET_PARAM(1); + SetConfig(); + rc_api_ = libvpx::VP8RateControlRTC::Create(rc_cfg_); + ASSERT_TRUE(rc_api_->UpdateRateControl(rc_cfg_)); + + ::libvpx_test::I420VideoSource video(test_video_.name, test_video_.width, + test_video_.height, 30, 1, 0, + test_video_.frames); + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + } + + void RunOneLayerScreen() { + test_video_ = GET_PARAM(2); + target_bitrate_ = GET_PARAM(1); + SetConfig(); + rc_cfg_.is_screen = true; + rc_api_ = libvpx::VP8RateControlRTC::Create(rc_cfg_); + ASSERT_TRUE(rc_api_->UpdateRateControl(rc_cfg_)); + + ::libvpx_test::I420VideoSource video(test_video_.name, test_video_.width, + test_video_.height, 30, 1, 0, + test_video_.frames); + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + } + + void RunOneLayerDropFrames() { + test_video_ = GET_PARAM(2); + target_bitrate_ = GET_PARAM(1); + frame_drop_thresh_ = 30; + num_drops_ = 0; + // Use lower target_bitrate and max_quantizer to trigger drops. + target_bitrate_ = target_bitrate_ >> 2; + SetConfig(); + rc_cfg_.max_quantizer = 56; + cfg_.rc_max_quantizer = 56; + rc_api_ = libvpx::VP8RateControlRTC::Create(rc_cfg_); + ASSERT_TRUE(rc_api_->UpdateRateControl(rc_cfg_)); + + ::libvpx_test::I420VideoSource video(test_video_.name, test_video_.width, + test_video_.height, 30, 1, 0, + test_video_.frames); + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + // Check that some frames were dropped, otherwise test has no value. + ASSERT_GE(num_drops_, 1); + } + + void RunPeriodicKey() { + test_video_ = GET_PARAM(2); + target_bitrate_ = GET_PARAM(1); + key_interval_ = 100; + frame_drop_thresh_ = 30; + SetConfig(); + rc_api_ = libvpx::VP8RateControlRTC::Create(rc_cfg_); + ASSERT_TRUE(rc_api_->UpdateRateControl(rc_cfg_)); + + ::libvpx_test::I420VideoSource video(test_video_.name, test_video_.width, + test_video_.height, 30, 1, 0, + test_video_.frames); + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + } + + void RunTemporalLayers2TL() { + test_video_ = GET_PARAM(2); + target_bitrate_ = GET_PARAM(1); + SetConfigTemporalLayers(2); + rc_api_ = libvpx::VP8RateControlRTC::Create(rc_cfg_); + ASSERT_TRUE(rc_api_->UpdateRateControl(rc_cfg_)); + + ::libvpx_test::I420VideoSource video(test_video_.name, test_video_.width, + test_video_.height, 30, 1, 0, + test_video_.frames); + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + } + + void RunTemporalLayers3TL() { + test_video_ = GET_PARAM(2); + target_bitrate_ = GET_PARAM(1); + SetConfigTemporalLayers(3); + rc_api_ = libvpx::VP8RateControlRTC::Create(rc_cfg_); + ASSERT_TRUE(rc_api_->UpdateRateControl(rc_cfg_)); + + ::libvpx_test::I420VideoSource video(test_video_.name, test_video_.width, + test_video_.height, 30, 1, 0, + test_video_.frames); + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + } + + void RunTemporalLayers3TLDropFrames() { + test_video_ = GET_PARAM(2); + target_bitrate_ = GET_PARAM(1); + frame_drop_thresh_ = 30; + num_drops_ = 0; + // Use lower target_bitrate and max_quantizer to trigger drops. + target_bitrate_ = target_bitrate_ >> 2; + SetConfigTemporalLayers(3); + rc_cfg_.max_quantizer = 56; + cfg_.rc_max_quantizer = 56; + rc_api_ = libvpx::VP8RateControlRTC::Create(rc_cfg_); + ASSERT_TRUE(rc_api_->UpdateRateControl(rc_cfg_)); + + ::libvpx_test::I420VideoSource video(test_video_.name, test_video_.width, + test_video_.height, 30, 1, 0, + test_video_.frames); + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + // Check that some frames were dropped, otherwise test has no value. + ASSERT_GE(num_drops_, 1); + } + + private: + void SetConfig() { + rc_cfg_.width = test_video_.width; + rc_cfg_.height = test_video_.height; + rc_cfg_.max_quantizer = 60; + rc_cfg_.min_quantizer = 2; + rc_cfg_.target_bandwidth = target_bitrate_; + rc_cfg_.buf_initial_sz = 600; + rc_cfg_.buf_optimal_sz = 600; + rc_cfg_.buf_sz = target_bitrate_; + rc_cfg_.undershoot_pct = 50; + rc_cfg_.overshoot_pct = 50; + rc_cfg_.max_intra_bitrate_pct = 1000; + rc_cfg_.framerate = 30.0; + rc_cfg_.layer_target_bitrate[0] = target_bitrate_; + rc_cfg_.frame_drop_thresh = frame_drop_thresh_; + + // Encoder settings for ground truth. + cfg_.g_w = test_video_.width; + cfg_.g_h = test_video_.height; + cfg_.rc_undershoot_pct = 50; + cfg_.rc_overshoot_pct = 50; + cfg_.rc_buf_initial_sz = 600; + cfg_.rc_buf_optimal_sz = 600; + cfg_.rc_buf_sz = target_bitrate_; + cfg_.rc_dropframe_thresh = 0; + cfg_.rc_min_quantizer = 2; + cfg_.rc_max_quantizer = 60; + cfg_.rc_end_usage = VPX_CBR; + cfg_.g_lag_in_frames = 0; + cfg_.g_error_resilient = 1; + cfg_.rc_target_bitrate = target_bitrate_; + cfg_.kf_min_dist = key_interval_; + cfg_.kf_max_dist = key_interval_; + cfg_.rc_dropframe_thresh = frame_drop_thresh_; + } + + void SetConfigTemporalLayers(int temporal_layers) { + rc_cfg_.width = test_video_.width; + rc_cfg_.height = test_video_.height; + rc_cfg_.max_quantizer = 60; + rc_cfg_.min_quantizer = 2; + rc_cfg_.target_bandwidth = target_bitrate_; + rc_cfg_.buf_initial_sz = 600; + rc_cfg_.buf_optimal_sz = 600; + rc_cfg_.buf_sz = target_bitrate_; + rc_cfg_.undershoot_pct = 50; + rc_cfg_.overshoot_pct = 50; + rc_cfg_.max_intra_bitrate_pct = 1000; + rc_cfg_.framerate = 30.0; + rc_cfg_.frame_drop_thresh = frame_drop_thresh_; + if (temporal_layers == 2) { + rc_cfg_.layer_target_bitrate[0] = 60 * target_bitrate_ / 100; + rc_cfg_.layer_target_bitrate[1] = target_bitrate_; + rc_cfg_.ts_rate_decimator[0] = 2; + rc_cfg_.ts_rate_decimator[1] = 1; + } else if (temporal_layers == 3) { + rc_cfg_.layer_target_bitrate[0] = 40 * target_bitrate_ / 100; + rc_cfg_.layer_target_bitrate[1] = 60 * target_bitrate_ / 100; + rc_cfg_.layer_target_bitrate[2] = target_bitrate_; + rc_cfg_.ts_rate_decimator[0] = 4; + rc_cfg_.ts_rate_decimator[1] = 2; + rc_cfg_.ts_rate_decimator[2] = 1; + } + + rc_cfg_.ts_number_layers = temporal_layers; + + // Encoder settings for ground truth. + cfg_.g_w = test_video_.width; + cfg_.g_h = test_video_.height; + cfg_.rc_undershoot_pct = 50; + cfg_.rc_overshoot_pct = 50; + cfg_.rc_buf_initial_sz = 600; + cfg_.rc_buf_optimal_sz = 600; + cfg_.rc_buf_sz = target_bitrate_; + cfg_.rc_dropframe_thresh = 0; + cfg_.rc_min_quantizer = 2; + cfg_.rc_max_quantizer = 60; + cfg_.rc_end_usage = VPX_CBR; + cfg_.g_lag_in_frames = 0; + cfg_.g_error_resilient = 1; + cfg_.rc_target_bitrate = target_bitrate_; + cfg_.kf_min_dist = key_interval_; + cfg_.kf_max_dist = key_interval_; + cfg_.rc_dropframe_thresh = frame_drop_thresh_; + // 2 Temporal layers, no spatial layers, CBR mode. + cfg_.ss_number_layers = 1; + cfg_.ts_number_layers = temporal_layers; + if (temporal_layers == 2) { + cfg_.ts_rate_decimator[0] = 2; + cfg_.ts_rate_decimator[1] = 1; + cfg_.ts_periodicity = 2; + cfg_.ts_target_bitrate[0] = 60 * cfg_.rc_target_bitrate / 100; + cfg_.ts_target_bitrate[1] = cfg_.rc_target_bitrate; + } else if (temporal_layers == 3) { + cfg_.ts_rate_decimator[0] = 4; + cfg_.ts_rate_decimator[1] = 2; + cfg_.ts_rate_decimator[2] = 1; + cfg_.ts_periodicity = 4; + cfg_.ts_target_bitrate[0] = 40 * cfg_.rc_target_bitrate / 100; + cfg_.ts_target_bitrate[1] = 60 * cfg_.rc_target_bitrate / 100; + cfg_.ts_target_bitrate[2] = cfg_.rc_target_bitrate; + } + } + + std::unique_ptr<libvpx::VP8RateControlRTC> rc_api_; + libvpx::VP8RateControlRtcConfig rc_cfg_; + int key_interval_; + int target_bitrate_; + Vp8RCTestVideo test_video_; + libvpx::VP8FrameParamsQpRTC frame_params_; + bool encoder_exit_; + int frame_drop_thresh_; + int num_drops_; +}; + +TEST_P(Vp8RcInterfaceTest, OneLayer) { RunOneLayer(); } + +TEST_P(Vp8RcInterfaceTest, OneLayerScreen) { RunOneLayerScreen(); } + +TEST_P(Vp8RcInterfaceTest, OneLayerDropFrames) { RunOneLayerDropFrames(); } + +TEST_P(Vp8RcInterfaceTest, OneLayerPeriodicKey) { RunPeriodicKey(); } + +TEST_P(Vp8RcInterfaceTest, TemporalLayers2TL) { RunTemporalLayers2TL(); } + +TEST_P(Vp8RcInterfaceTest, TemporalLayers3TL) { RunTemporalLayers3TL(); } + +TEST_P(Vp8RcInterfaceTest, TemporalLayers3TLDropFrames) { + RunTemporalLayers3TLDropFrames(); +} + +VP8_INSTANTIATE_TEST_SUITE(Vp8RcInterfaceTest, + ::testing::Values(200, 400, 1000), + ::testing::ValuesIn(kVp8RCTestVectors)); + +} // namespace |