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author | Jerome Jiang <jianj@google.com> | 2018-03-28 16:35:43 -0700 |
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committer | Jerome Jiang <jianj@google.com> | 2018-03-29 16:40:20 -0700 |
commit | 4127799a91445b475cb66e5c7c17a46a2c567081 (patch) | |
tree | 460205aa007d7f5d37b6cd1f4ab39534e394fc76 /test/vp8_datarate_test.cc | |
parent | d636fe53af525c30f3bbd7224e7e56d447d0eb3d (diff) | |
download | libvpx-4127799a91445b475cb66e5c7c17a46a2c567081.tar libvpx-4127799a91445b475cb66e5c7c17a46a2c567081.tar.gz libvpx-4127799a91445b475cb66e5c7c17a46a2c567081.tar.bz2 libvpx-4127799a91445b475cb66e5c7c17a46a2c567081.zip |
Split datarate_test.cc to vp8, vp9, svc ones.
As we add more tests to datarate_test.cc, it's growing bigger and hard
to find specific test.
Split it to vp8, vp9 and svc ones.
Change-Id: Ie8c302010cf304a95554bee19d87ddc90498d0fb
Diffstat (limited to 'test/vp8_datarate_test.cc')
-rw-r--r-- | test/vp8_datarate_test.cc | 513 |
1 files changed, 513 insertions, 0 deletions
diff --git a/test/vp8_datarate_test.cc b/test/vp8_datarate_test.cc new file mode 100644 index 000000000..8c3877d7e --- /dev/null +++ b/test/vp8_datarate_test.cc @@ -0,0 +1,513 @@ +/* + * Copyright (c) 2012 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 "./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/y4m_video_source.h" +#include "vpx/vpx_codec.h" + +namespace { + +class DatarateTestLarge + : public ::libvpx_test::EncoderTest, + public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> { + public: + DatarateTestLarge() : EncoderTest(GET_PARAM(0)) {} + + virtual ~DatarateTestLarge() {} + + protected: + virtual void SetUp() { + InitializeConfig(); + SetMode(GET_PARAM(1)); + set_cpu_used_ = GET_PARAM(2); + ResetModel(); + } + + virtual void ResetModel() { + last_pts_ = 0; + bits_in_buffer_model_ = cfg_.rc_target_bitrate * cfg_.rc_buf_initial_sz; + frame_number_ = 0; + first_drop_ = 0; + bits_total_ = 0; + duration_ = 0.0; + denoiser_offon_test_ = 0; + denoiser_offon_period_ = -1; + gf_boost_ = 0; + use_roi_ = false; + } + + virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video, + ::libvpx_test::Encoder *encoder) { + if (video->frame() == 0) { + encoder->Control(VP8E_SET_NOISE_SENSITIVITY, denoiser_on_); + encoder->Control(VP8E_SET_CPUUSED, set_cpu_used_); + encoder->Control(VP8E_SET_GF_CBR_BOOST_PCT, gf_boost_); + } + + if (use_roi_) { + encoder->Control(VP8E_SET_ROI_MAP, &roi_); + } + + if (denoiser_offon_test_) { + ASSERT_GT(denoiser_offon_period_, 0) + << "denoiser_offon_period_ is not positive."; + if ((video->frame() + 1) % denoiser_offon_period_ == 0) { + // Flip denoiser_on_ periodically + denoiser_on_ ^= 1; + } + encoder->Control(VP8E_SET_NOISE_SENSITIVITY, denoiser_on_); + } + + const vpx_rational_t tb = video->timebase(); + timebase_ = static_cast<double>(tb.num) / tb.den; + duration_ = 0; + } + + virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) { + // Time since last timestamp = duration. + vpx_codec_pts_t duration = pkt->data.frame.pts - last_pts_; + + // TODO(jimbankoski): Remove these lines when the issue: + // http://code.google.com/p/webm/issues/detail?id=496 is fixed. + // For now the codec assumes buffer starts at starting buffer rate + // plus one frame's time. + if (last_pts_ == 0) duration = 1; + + // Add to the buffer the bits we'd expect from a constant bitrate server. + bits_in_buffer_model_ += static_cast<int64_t>( + duration * timebase_ * cfg_.rc_target_bitrate * 1000); + + /* Test the buffer model here before subtracting the frame. Do so because + * the way the leaky bucket model works in libvpx is to allow the buffer to + * empty - and then stop showing frames until we've got enough bits to + * show one. As noted in comment below (issue 495), this does not currently + * apply to key frames. For now exclude key frames in condition below. */ + const bool key_frame = + (pkt->data.frame.flags & VPX_FRAME_IS_KEY) ? true : false; + if (!key_frame) { + ASSERT_GE(bits_in_buffer_model_, 0) + << "Buffer Underrun at frame " << pkt->data.frame.pts; + } + + const int64_t frame_size_in_bits = pkt->data.frame.sz * 8; + + // Subtract from the buffer the bits associated with a played back frame. + bits_in_buffer_model_ -= frame_size_in_bits; + + // Update the running total of bits for end of test datarate checks. + bits_total_ += frame_size_in_bits; + + // If first drop not set and we have a drop set it to this time. + if (!first_drop_ && duration > 1) first_drop_ = last_pts_ + 1; + + // Update the most recent pts. + last_pts_ = pkt->data.frame.pts; + + // We update this so that we can calculate the datarate minus the last + // frame encoded in the file. + bits_in_last_frame_ = frame_size_in_bits; + + ++frame_number_; + } + + virtual void EndPassHook(void) { + if (bits_total_) { + const double file_size_in_kb = bits_total_ / 1000.; // bits per kilobit + + duration_ = (last_pts_ + 1) * timebase_; + + // Effective file datarate includes the time spent prebuffering. + effective_datarate_ = (bits_total_ - bits_in_last_frame_) / 1000.0 / + (cfg_.rc_buf_initial_sz / 1000.0 + duration_); + + file_datarate_ = file_size_in_kb / duration_; + } + } + + vpx_codec_pts_t last_pts_; + int64_t bits_in_buffer_model_; + double timebase_; + int frame_number_; + vpx_codec_pts_t first_drop_; + int64_t bits_total_; + double duration_; + double file_datarate_; + double effective_datarate_; + int64_t bits_in_last_frame_; + int denoiser_on_; + int denoiser_offon_test_; + int denoiser_offon_period_; + int set_cpu_used_; + int gf_boost_; + bool use_roi_; + vpx_roi_map_t roi_; +}; + +#if CONFIG_TEMPORAL_DENOISING +// Check basic datarate targeting, for a single bitrate, but loop over the +// various denoiser settings. +TEST_P(DatarateTestLarge, DenoiserLevels) { + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 1; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 140); + for (int j = 1; j < 5; ++j) { + // Run over the denoiser levels. + // For the temporal denoiser (#if CONFIG_TEMPORAL_DENOISING) the level j + // refers to the 4 denoiser modes: denoiserYonly, denoiserOnYUV, + // denoiserOnAggressive, and denoiserOnAdaptive. + denoiser_on_ = j; + cfg_.rc_target_bitrate = 300; + ResetModel(); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; + } +} + +// Check basic datarate targeting, for a single bitrate, when denoiser is off +// and on. +TEST_P(DatarateTestLarge, DenoiserOffOn) { + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 1; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 299); + cfg_.rc_target_bitrate = 300; + ResetModel(); + // The denoiser is off by default. + denoiser_on_ = 0; + // Set the offon test flag. + denoiser_offon_test_ = 1; + denoiser_offon_period_ = 100; + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; +} +#endif // CONFIG_TEMPORAL_DENOISING + +TEST_P(DatarateTestLarge, BasicBufferModel) { + denoiser_on_ = 0; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 1; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + // 2 pass cbr datarate control has a bug hidden by the small # of + // frames selected in this encode. The problem is that even if the buffer is + // negative we produce a keyframe on a cutscene. Ignoring datarate + // constraints + // TODO(jimbankoski): ( Fix when issue + // http://code.google.com/p/webm/issues/detail?id=495 is addressed. ) + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 140); + + // There is an issue for low bitrates in real-time mode, where the + // effective_datarate slightly overshoots the target bitrate. + // This is same the issue as noted about (#495). + // TODO(jimbankoski/marpan): Update test to run for lower bitrates (< 100), + // when the issue is resolved. + for (int i = 100; i < 800; i += 200) { + cfg_.rc_target_bitrate = i; + ResetModel(); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; + } +} + +TEST_P(DatarateTestLarge, ChangingDropFrameThresh) { + denoiser_on_ = 0; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_max_quantizer = 36; + cfg_.rc_end_usage = VPX_CBR; + cfg_.rc_target_bitrate = 200; + cfg_.kf_mode = VPX_KF_DISABLED; + + const int frame_count = 40; + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, frame_count); + + // Here we check that the first dropped frame gets earlier and earlier + // as the drop frame threshold is increased. + + const int kDropFrameThreshTestStep = 30; + vpx_codec_pts_t last_drop = frame_count; + for (int i = 1; i < 91; i += kDropFrameThreshTestStep) { + cfg_.rc_dropframe_thresh = i; + ResetModel(); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_LE(first_drop_, last_drop) + << " The first dropped frame for drop_thresh " << i + << " > first dropped frame for drop_thresh " + << i - kDropFrameThreshTestStep; + last_drop = first_drop_; + } +} + +TEST_P(DatarateTestLarge, DropFramesMultiThreads) { + denoiser_on_ = 0; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 30; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + cfg_.g_threads = 2; + + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 140); + cfg_.rc_target_bitrate = 200; + ResetModel(); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; +} + +class DatarateTestRealTime : public DatarateTestLarge { + public: + virtual ~DatarateTestRealTime() {} +}; + +#if CONFIG_TEMPORAL_DENOISING +// Check basic datarate targeting, for a single bitrate, but loop over the +// various denoiser settings. +TEST_P(DatarateTestRealTime, DenoiserLevels) { + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 1; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 140); + for (int j = 1; j < 5; ++j) { + // Run over the denoiser levels. + // For the temporal denoiser (#if CONFIG_TEMPORAL_DENOISING) the level j + // refers to the 4 denoiser modes: denoiserYonly, denoiserOnYUV, + // denoiserOnAggressive, and denoiserOnAdaptive. + denoiser_on_ = j; + cfg_.rc_target_bitrate = 300; + ResetModel(); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; + } +} + +// Check basic datarate targeting, for a single bitrate, when denoiser is off +// and on. +TEST_P(DatarateTestRealTime, DenoiserOffOn) { + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 1; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 299); + cfg_.rc_target_bitrate = 300; + ResetModel(); + // The denoiser is off by default. + denoiser_on_ = 0; + // Set the offon test flag. + denoiser_offon_test_ = 1; + denoiser_offon_period_ = 100; + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; +} +#endif // CONFIG_TEMPORAL_DENOISING + +TEST_P(DatarateTestRealTime, BasicBufferModel) { + denoiser_on_ = 0; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 1; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + // 2 pass cbr datarate control has a bug hidden by the small # of + // frames selected in this encode. The problem is that even if the buffer is + // negative we produce a keyframe on a cutscene, ignoring datarate + // constraints + // TODO(jimbankoski): Fix when issue + // http://bugs.chromium.org/p/webm/issues/detail?id=495 is addressed. + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 140); + + // There is an issue for low bitrates in real-time mode, where the + // effective_datarate slightly overshoots the target bitrate. + // This is same the issue as noted above (#495). + // TODO(jimbankoski/marpan): Update test to run for lower bitrates (< 100), + // when the issue is resolved. + for (int i = 100; i <= 700; i += 200) { + cfg_.rc_target_bitrate = i; + ResetModel(); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; + } +} + +TEST_P(DatarateTestRealTime, ChangingDropFrameThresh) { + denoiser_on_ = 0; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_max_quantizer = 36; + cfg_.rc_end_usage = VPX_CBR; + cfg_.rc_target_bitrate = 200; + cfg_.kf_mode = VPX_KF_DISABLED; + + const int frame_count = 40; + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, frame_count); + + // Check that the first dropped frame gets earlier and earlier + // as the drop frame threshold is increased. + + const int kDropFrameThreshTestStep = 30; + vpx_codec_pts_t last_drop = frame_count; + for (int i = 1; i < 91; i += kDropFrameThreshTestStep) { + cfg_.rc_dropframe_thresh = i; + ResetModel(); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_LE(first_drop_, last_drop) + << " The first dropped frame for drop_thresh " << i + << " > first dropped frame for drop_thresh " + << i - kDropFrameThreshTestStep; + last_drop = first_drop_; + } +} + +TEST_P(DatarateTestRealTime, DropFramesMultiThreads) { + denoiser_on_ = 0; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 30; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + // Encode using multiple threads. + cfg_.g_threads = 2; + + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 140); + cfg_.rc_target_bitrate = 200; + ResetModel(); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; +} + +TEST_P(DatarateTestRealTime, RegionOfInterest) { + denoiser_on_ = 0; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 0; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + // Encode using multiple threads. + cfg_.g_threads = 2; + + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 300); + cfg_.rc_target_bitrate = 450; + cfg_.g_w = 352; + cfg_.g_h = 288; + + ResetModel(); + + // Set ROI parameters + use_roi_ = true; + memset(&roi_, 0, sizeof(roi_)); + + roi_.rows = (cfg_.g_h + 15) / 16; + roi_.cols = (cfg_.g_w + 15) / 16; + + roi_.delta_q[0] = 0; + roi_.delta_q[1] = -20; + roi_.delta_q[2] = 0; + roi_.delta_q[3] = 0; + + roi_.delta_lf[0] = 0; + roi_.delta_lf[1] = -20; + roi_.delta_lf[2] = 0; + roi_.delta_lf[3] = 0; + + roi_.static_threshold[0] = 0; + roi_.static_threshold[1] = 1000; + roi_.static_threshold[2] = 0; + roi_.static_threshold[3] = 0; + + // Use 2 states: 1 is center square, 0 is the rest. + roi_.roi_map = + (uint8_t *)calloc(roi_.rows * roi_.cols, sizeof(*roi_.roi_map)); + for (unsigned int i = 0; i < roi_.rows; ++i) { + for (unsigned int j = 0; j < roi_.cols; ++j) { + if (i > (roi_.rows >> 2) && i < ((roi_.rows * 3) >> 2) && + j > (roi_.cols >> 2) && j < ((roi_.cols * 3) >> 2)) { + roi_.roi_map[i * roi_.cols + j] = 1; + } + } + } + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; + + free(roi_.roi_map); +} + +TEST_P(DatarateTestRealTime, GFBoost) { + denoiser_on_ = 0; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_dropframe_thresh = 0; + cfg_.rc_max_quantizer = 56; + cfg_.rc_end_usage = VPX_CBR; + cfg_.g_error_resilient = 0; + + ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 300); + cfg_.rc_target_bitrate = 300; + ResetModel(); + // Apply a gf boost. + gf_boost_ = 50; + + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_ * 0.95) + << " The datarate for the file exceeds the target!"; + + ASSERT_LE(cfg_.rc_target_bitrate, file_datarate_ * 1.4) + << " The datarate for the file missed the target!"; +} + +VP8_INSTANTIATE_TEST_CASE(DatarateTestLarge, ALL_TEST_MODES, + ::testing::Values(0)); +VP8_INSTANTIATE_TEST_CASE(DatarateTestRealTime, + ::testing::Values(::libvpx_test::kRealTime), + ::testing::Values(-6, -12)); +} // namespace |