From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- third_party/aom/test/resize_test.cc | 642 ++++++++++++++++++++++++++++++++++++ 1 file changed, 642 insertions(+) create mode 100644 third_party/aom/test/resize_test.cc (limited to 'third_party/aom/test/resize_test.cc') diff --git a/third_party/aom/test/resize_test.cc b/third_party/aom/test/resize_test.cc new file mode 100644 index 0000000000..b270b8362f --- /dev/null +++ b/third_party/aom/test/resize_test.cc @@ -0,0 +1,642 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#include +#include +#include "aom_dsp/aom_dsp_common.h" +#include "third_party/googletest/src/googletest/include/gtest/gtest.h" +#include "test/codec_factory.h" +#include "test/encode_test_driver.h" +#include "test/i420_video_source.h" +#include "test/video_source.h" +#include "test/util.h" + +// Enable(1) or Disable(0) writing of the compressed bitstream. +#define WRITE_COMPRESSED_STREAM 0 + +namespace { + +#if WRITE_COMPRESSED_STREAM +static void mem_put_le16(char *const mem, unsigned int val) { + mem[0] = val; + mem[1] = val >> 8; +} + +static void mem_put_le32(char *const mem, unsigned int val) { + mem[0] = val; + mem[1] = val >> 8; + mem[2] = val >> 16; + mem[3] = val >> 24; +} + +static void write_ivf_file_header(const aom_codec_enc_cfg_t *const cfg, + int frame_cnt, FILE *const outfile) { + char header[32]; + + header[0] = 'D'; + header[1] = 'K'; + header[2] = 'I'; + header[3] = 'F'; + mem_put_le16(header + 4, 0); /* version */ + mem_put_le16(header + 6, 32); /* headersize */ + mem_put_le32(header + 8, 0x30395056); /* fourcc (av1) */ + mem_put_le16(header + 12, cfg->g_w); /* width */ + mem_put_le16(header + 14, cfg->g_h); /* height */ + mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */ + mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */ + mem_put_le32(header + 24, frame_cnt); /* length */ + mem_put_le32(header + 28, 0); /* unused */ + + (void)fwrite(header, 1, 32, outfile); +} + +static void write_ivf_frame_size(FILE *const outfile, const size_t size) { + char header[4]; + mem_put_le32(header, static_cast(size)); + (void)fwrite(header, 1, 4, outfile); +} + +static void write_ivf_frame_header(const aom_codec_cx_pkt_t *const pkt, + FILE *const outfile) { + char header[12]; + aom_codec_pts_t pts; + + if (pkt->kind != AOM_CODEC_CX_FRAME_PKT) return; + + pts = pkt->data.frame.pts; + mem_put_le32(header, static_cast(pkt->data.frame.sz)); + mem_put_le32(header + 4, pts & 0xFFFFFFFF); + mem_put_le32(header + 8, pts >> 32); + + (void)fwrite(header, 1, 12, outfile); +} +#endif // WRITE_COMPRESSED_STREAM + +const unsigned int kInitialWidth = 320; +const unsigned int kInitialHeight = 240; + +struct FrameInfo { + FrameInfo(aom_codec_pts_t _pts, unsigned int _w, unsigned int _h) + : pts(_pts), w(_w), h(_h) {} + + aom_codec_pts_t pts; + unsigned int w; + unsigned int h; +}; + +void ScaleForFrameNumber(unsigned int frame, unsigned int initial_w, + unsigned int initial_h, unsigned int *w, + unsigned int *h, int flag_codec) { + if (frame < 10) { + *w = initial_w; + *h = initial_h; + return; + } + if (frame < 20) { + *w = initial_w * 3 / 4; + *h = initial_h * 3 / 4; + return; + } + if (frame < 30) { + *w = initial_w / 2; + *h = initial_h / 2; + return; + } + if (frame < 40) { + *w = initial_w; + *h = initial_h; + return; + } + if (frame < 50) { + *w = initial_w * 3 / 4; + *h = initial_h * 3 / 4; + return; + } + if (frame < 60) { + *w = initial_w / 2; + *h = initial_h / 2; + return; + } + if (frame < 70) { + *w = initial_w; + *h = initial_h; + return; + } + if (frame < 80) { + *w = initial_w * 3 / 4; + *h = initial_h * 3 / 4; + return; + } + if (frame < 90) { + *w = initial_w / 2; + *h = initial_h / 2; + return; + } + if (frame < 100) { + *w = initial_w * 3 / 4; + *h = initial_h * 3 / 4; + return; + } + if (frame < 110) { + *w = initial_w; + *h = initial_h; + return; + } + // Go down very low + if (frame < 120) { + *w = initial_w / 4; + *h = initial_h / 4; + return; + } + if (flag_codec == 1) { + // Cases that only works for AV1. + // For AV1: Swap width and height of original. + if (frame < 140) { + *w = initial_h; + *h = initial_w; + return; + } + } + *w = initial_w; + *h = initial_h; +} + +class ResizingVideoSource : public ::libaom_test::DummyVideoSource { + public: + ResizingVideoSource() { + SetSize(kInitialWidth, kInitialHeight); + limit_ = 150; + } + int flag_codec_; + virtual ~ResizingVideoSource() {} + + protected: + virtual void Next() { + ++frame_; + unsigned int width; + unsigned int height; + ScaleForFrameNumber(frame_, kInitialWidth, kInitialHeight, &width, &height, + flag_codec_); + SetSize(width, height); + FillFrame(); + } +}; + +class ResizeTest + : public ::libaom_test::CodecTestWithParam, + public ::libaom_test::EncoderTest { + protected: + ResizeTest() : EncoderTest(GET_PARAM(0)) {} + + virtual ~ResizeTest() {} + + virtual void SetUp() { + InitializeConfig(); + SetMode(GET_PARAM(1)); + } + + virtual void DecompressedFrameHook(const aom_image_t &img, + aom_codec_pts_t pts) { + frame_info_list_.push_back(FrameInfo(pts, img.d_w, img.d_h)); + } + + std::vector frame_info_list_; +}; + +TEST_P(ResizeTest, TestExternalResizeWorks) { + ResizingVideoSource video; + video.flag_codec_ = 0; + cfg_.g_lag_in_frames = 0; + // We use max(kInitialWidth, kInitialHeight) because during the test + // the width and height of the frame are swapped + cfg_.g_forced_max_frame_width = cfg_.g_forced_max_frame_height = + AOMMAX(kInitialWidth, kInitialHeight); + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + + // Check we decoded the same number of frames as we attempted to encode + ASSERT_EQ(frame_info_list_.size(), video.limit()); + + for (std::vector::const_iterator info = frame_info_list_.begin(); + info != frame_info_list_.end(); ++info) { + const unsigned int frame = static_cast(info->pts); + unsigned int expected_w; + unsigned int expected_h; + ScaleForFrameNumber(frame, kInitialWidth, kInitialHeight, &expected_w, + &expected_h, 0); + EXPECT_EQ(expected_w, info->w) + << "Frame " << frame << " had unexpected width"; + EXPECT_EQ(expected_h, info->h) + << "Frame " << frame << " had unexpected height"; + } +} + +const unsigned int kStepDownFrame = 3; +const unsigned int kStepUpFrame = 6; + +class ResizeInternalTestLarge : public ResizeTest { + protected: +#if WRITE_COMPRESSED_STREAM + ResizeInternalTestLarge() + : ResizeTest(), frame0_psnr_(0.0), outfile_(NULL), out_frames_(0) {} +#else + ResizeInternalTestLarge() : ResizeTest(), frame0_psnr_(0.0) {} +#endif + + virtual ~ResizeInternalTestLarge() {} + + virtual void BeginPassHook(unsigned int /*pass*/) { +#if WRITE_COMPRESSED_STREAM + outfile_ = fopen("av10-2-05-resize.ivf", "wb"); +#endif + } + + virtual void EndPassHook() { +#if WRITE_COMPRESSED_STREAM + if (outfile_) { + if (!fseek(outfile_, 0, SEEK_SET)) + write_ivf_file_header(&cfg_, out_frames_, outfile_); + fclose(outfile_); + outfile_ = NULL; + } +#endif + } + + virtual void PreEncodeFrameHook(libaom_test::VideoSource *video, + libaom_test::Encoder *encoder) { + if (change_config_) { + int new_q = 60; + if (video->frame() == 0) { + struct aom_scaling_mode mode = { AOME_ONETWO, AOME_ONETWO }; + encoder->Control(AOME_SET_SCALEMODE, &mode); + } + if (video->frame() == 1) { + struct aom_scaling_mode mode = { AOME_NORMAL, AOME_NORMAL }; + encoder->Control(AOME_SET_SCALEMODE, &mode); + cfg_.rc_min_quantizer = cfg_.rc_max_quantizer = new_q; + encoder->Config(&cfg_); + } + } else { + if (video->frame() >= kStepDownFrame && video->frame() < kStepUpFrame) { + struct aom_scaling_mode mode = { AOME_FOURFIVE, AOME_THREEFIVE }; + encoder->Control(AOME_SET_SCALEMODE, &mode); + } + if (video->frame() >= kStepUpFrame) { + struct aom_scaling_mode mode = { AOME_NORMAL, AOME_NORMAL }; + encoder->Control(AOME_SET_SCALEMODE, &mode); + } + } + } + + virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) { + if (frame0_psnr_ == 0.) frame0_psnr_ = pkt->data.psnr.psnr[0]; + EXPECT_NEAR(pkt->data.psnr.psnr[0], frame0_psnr_, 2.5); + } + +#if WRITE_COMPRESSED_STREAM + virtual void FramePktHook(const aom_codec_cx_pkt_t *pkt) { + ++out_frames_; + + // Write initial file header if first frame. + if (pkt->data.frame.pts == 0) write_ivf_file_header(&cfg_, 0, outfile_); + + // Write frame header and data. + write_ivf_frame_header(pkt, outfile_); + (void)fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz, outfile_); + } +#endif + + double frame0_psnr_; + bool change_config_; +#if WRITE_COMPRESSED_STREAM + FILE *outfile_; + unsigned int out_frames_; +#endif +}; + +TEST_P(ResizeInternalTestLarge, TestInternalResizeWorks) { + ::libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 10); + init_flags_ = AOM_CODEC_USE_PSNR; + change_config_ = false; + + // q picked such that initial keyframe on this clip is ~30dB PSNR + cfg_.rc_min_quantizer = cfg_.rc_max_quantizer = 48; + + // If the number of frames being encoded is smaller than g_lag_in_frames + // the encoded frame is unavailable using the current API. Comparing + // frames to detect mismatch would then not be possible. Set + // g_lag_in_frames = 0 to get around this. + cfg_.g_lag_in_frames = 0; + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + + for (std::vector::const_iterator info = frame_info_list_.begin(); + info != frame_info_list_.end(); ++info) { + } + for (std::vector::const_iterator info = frame_info_list_.begin(); + info != frame_info_list_.end(); ++info) { + const aom_codec_pts_t pts = info->pts; + if (pts >= kStepDownFrame && pts < kStepUpFrame) { + ASSERT_EQ(282U, info->w) << "Frame " << pts << " had unexpected width"; + ASSERT_EQ(173U, info->h) << "Frame " << pts << " had unexpected height"; + } else { + EXPECT_EQ(352U, info->w) << "Frame " << pts << " had unexpected width"; + EXPECT_EQ(288U, info->h) << "Frame " << pts << " had unexpected height"; + } + } +} + +TEST_P(ResizeInternalTestLarge, TestInternalResizeChangeConfig) { + ::libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 10); + cfg_.g_w = 352; + cfg_.g_h = 288; + change_config_ = true; + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); +} + +class ResizeRealtimeTest + : public ::libaom_test::CodecTestWith2Params, + public ::libaom_test::EncoderTest { + protected: + ResizeRealtimeTest() : EncoderTest(GET_PARAM(0)) {} + virtual ~ResizeRealtimeTest() {} + + virtual void PreEncodeFrameHook(libaom_test::VideoSource *video, + libaom_test::Encoder *encoder) { + if (video->frame() == 0) { + encoder->Control(AV1E_SET_AQ_MODE, 3); + encoder->Control(AOME_SET_CPUUSED, set_cpu_used_); + } + + if (change_bitrate_ && video->frame() == 120) { + change_bitrate_ = false; + cfg_.rc_target_bitrate = 500; + encoder->Config(&cfg_); + } + } + + virtual void SetUp() { + InitializeConfig(); + SetMode(GET_PARAM(1)); + set_cpu_used_ = GET_PARAM(2); + } + + virtual void DecompressedFrameHook(const aom_image_t &img, + aom_codec_pts_t pts) { + frame_info_list_.push_back(FrameInfo(pts, img.d_w, img.d_h)); + } + + virtual void MismatchHook(const aom_image_t *img1, const aom_image_t *img2) { + double mismatch_psnr = compute_psnr(img1, img2); + mismatch_psnr_ += mismatch_psnr; + ++mismatch_nframes_; + } + + unsigned int GetMismatchFrames() { return mismatch_nframes_; } + + void DefaultConfig() { + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_buf_optimal_sz = 600; + cfg_.rc_buf_sz = 1000; + cfg_.rc_min_quantizer = 2; + cfg_.rc_max_quantizer = 56; + cfg_.rc_undershoot_pct = 50; + cfg_.rc_overshoot_pct = 50; + cfg_.rc_end_usage = AOM_CBR; + cfg_.kf_mode = AOM_KF_AUTO; + cfg_.g_lag_in_frames = 0; + cfg_.kf_min_dist = cfg_.kf_max_dist = 3000; + // Enable dropped frames. + cfg_.rc_dropframe_thresh = 1; + // Disable error_resilience mode. + cfg_.g_error_resilient = 0; + // Run at low bitrate. + cfg_.rc_target_bitrate = 200; + // We use max(kInitialWidth, kInitialHeight) because during the test + // the width and height of the frame are swapped + cfg_.g_forced_max_frame_width = cfg_.g_forced_max_frame_height = + AOMMAX(kInitialWidth, kInitialHeight); + } + + std::vector frame_info_list_; + int set_cpu_used_; + bool change_bitrate_; + double mismatch_psnr_; + int mismatch_nframes_; +}; + +TEST_P(ResizeRealtimeTest, TestExternalResizeWorks) { + ResizingVideoSource video; + video.flag_codec_ = 1; + DefaultConfig(); + change_bitrate_ = false; + mismatch_psnr_ = 0.0; + mismatch_nframes_ = 0; + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + + // Check we decoded the same number of frames as we attempted to encode + ASSERT_EQ(frame_info_list_.size(), video.limit()); + + for (std::vector::const_iterator info = frame_info_list_.begin(); + info != frame_info_list_.end(); ++info) { + const unsigned int frame = static_cast(info->pts); + unsigned int expected_w; + unsigned int expected_h; + ScaleForFrameNumber(frame, kInitialWidth, kInitialHeight, &expected_w, + &expected_h, 1); + EXPECT_EQ(expected_w, info->w) + << "Frame " << frame << " had unexpected width"; + EXPECT_EQ(expected_h, info->h) + << "Frame " << frame << " had unexpected height"; + EXPECT_EQ(static_cast(0), GetMismatchFrames()); + } +} + +// Verify the dynamic resizer behavior for real time, 1 pass CBR mode. +// Run at low bitrate, with resize_allowed = 1, and verify that we get +// one resize down event. +TEST_P(ResizeRealtimeTest, DISABLED_TestInternalResizeDown) { + ::libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 299); + DefaultConfig(); + cfg_.g_w = 352; + cfg_.g_h = 288; + change_bitrate_ = false; + mismatch_psnr_ = 0.0; + mismatch_nframes_ = 0; + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + + unsigned int last_w = cfg_.g_w; + unsigned int last_h = cfg_.g_h; + int resize_count = 0; + for (std::vector::const_iterator info = frame_info_list_.begin(); + info != frame_info_list_.end(); ++info) { + if (info->w != last_w || info->h != last_h) { + // Verify that resize down occurs. + ASSERT_LT(info->w, last_w); + ASSERT_LT(info->h, last_h); + last_w = info->w; + last_h = info->h; + resize_count++; + } + } + +#if CONFIG_AV1_DECODER + // Verify that we get 1 resize down event in this test. + ASSERT_EQ(1, resize_count) << "Resizing should occur."; + EXPECT_EQ(static_cast(0), GetMismatchFrames()); +#else + printf("Warning: AV1 decoder unavailable, unable to check resize count!\n"); +#endif +} + +// Verify the dynamic resizer behavior for real time, 1 pass CBR mode. +// Start at low target bitrate, raise the bitrate in the middle of the clip, +// scaling-up should occur after bitrate changed. +TEST_P(ResizeRealtimeTest, DISABLED_TestInternalResizeDownUpChangeBitRate) { + ::libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, + 30, 1, 0, 359); + DefaultConfig(); + cfg_.g_w = 352; + cfg_.g_h = 288; + change_bitrate_ = true; + mismatch_psnr_ = 0.0; + mismatch_nframes_ = 0; + // Disable dropped frames. + cfg_.rc_dropframe_thresh = 0; + // Starting bitrate low. + cfg_.rc_target_bitrate = 80; + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + + unsigned int last_w = cfg_.g_w; + unsigned int last_h = cfg_.g_h; + int resize_count = 0; + for (std::vector::const_iterator info = frame_info_list_.begin(); + info != frame_info_list_.end(); ++info) { + if (info->w != last_w || info->h != last_h) { + resize_count++; + if (resize_count == 1) { + // Verify that resize down occurs. + ASSERT_LT(info->w, last_w); + ASSERT_LT(info->h, last_h); + } else if (resize_count == 2) { + // Verify that resize up occurs. + ASSERT_GT(info->w, last_w); + ASSERT_GT(info->h, last_h); + } + last_w = info->w; + last_h = info->h; + } + } + +#if CONFIG_AV1_DECODER + // Verify that we get 2 resize events in this test. + ASSERT_EQ(resize_count, 2) << "Resizing should occur twice."; + EXPECT_EQ(static_cast(0), GetMismatchFrames()); +#else + printf("Warning: AV1 decoder unavailable, unable to check resize count!\n"); +#endif +} + +class ResizeCspTest : public ResizeTest { + protected: +#if WRITE_COMPRESSED_STREAM + ResizeCspTest() + : ResizeTest(), frame0_psnr_(0.0), outfile_(NULL), out_frames_(0) {} +#else + ResizeCspTest() : ResizeTest(), frame0_psnr_(0.0) {} +#endif + + virtual ~ResizeCspTest() {} + + virtual void BeginPassHook(unsigned int /*pass*/) { +#if WRITE_COMPRESSED_STREAM + outfile_ = fopen("av11-2-05-cspchape.ivf", "wb"); +#endif + } + + virtual void EndPassHook() { +#if WRITE_COMPRESSED_STREAM + if (outfile_) { + if (!fseek(outfile_, 0, SEEK_SET)) + write_ivf_file_header(&cfg_, out_frames_, outfile_); + fclose(outfile_); + outfile_ = NULL; + } +#endif + } + + virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) { + if (frame0_psnr_ == 0.) frame0_psnr_ = pkt->data.psnr.psnr[0]; + EXPECT_NEAR(pkt->data.psnr.psnr[0], frame0_psnr_, 2.0); + } + +#if WRITE_COMPRESSED_STREAM + virtual void FramePktHook(const aom_codec_cx_pkt_t *pkt) { + ++out_frames_; + + // Write initial file header if first frame. + if (pkt->data.frame.pts == 0) write_ivf_file_header(&cfg_, 0, outfile_); + + // Write frame header and data. + write_ivf_frame_header(pkt, outfile_); + (void)fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz, outfile_); + } +#endif + + double frame0_psnr_; +#if WRITE_COMPRESSED_STREAM + FILE *outfile_; + unsigned int out_frames_; +#endif +}; + +class ResizingCspVideoSource : public ::libaom_test::DummyVideoSource { + public: + explicit ResizingCspVideoSource(aom_img_fmt_t image_format) { + SetSize(kInitialWidth, kInitialHeight); + SetImageFormat(image_format); + limit_ = 30; + } + + virtual ~ResizingCspVideoSource() {} +}; + +#if (defined(DISABLE_TRELLISQ_SEARCH) && DISABLE_TRELLISQ_SEARCH) +TEST_P(ResizeCspTest, DISABLED_TestResizeCspWorks) { +#else +TEST_P(ResizeCspTest, TestResizeCspWorks) { +#endif + const aom_img_fmt_t image_formats[] = { AOM_IMG_FMT_I420, AOM_IMG_FMT_I444 }; + for (size_t i = 0; i < GTEST_ARRAY_SIZE_(image_formats); ++i) { + ResizingCspVideoSource video(image_formats[i]); + init_flags_ = AOM_CODEC_USE_PSNR; + cfg_.rc_min_quantizer = cfg_.rc_max_quantizer = 48; + cfg_.g_lag_in_frames = 0; + cfg_.g_profile = (image_formats[i] == AOM_IMG_FMT_I420) ? 0 : 1; + ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); + + // Check we decoded the same number of frames as we attempted to encode + ASSERT_EQ(frame_info_list_.size(), video.limit()); + frame_info_list_.clear(); + } +} + +AV1_INSTANTIATE_TEST_CASE(ResizeTest, + ::testing::Values(::libaom_test::kRealTime)); +AV1_INSTANTIATE_TEST_CASE(ResizeInternalTestLarge, + ::testing::Values(::libaom_test::kOnePassGood)); +AV1_INSTANTIATE_TEST_CASE(ResizeRealtimeTest, + ::testing::Values(::libaom_test::kRealTime), + ::testing::Range(5, 9)); +AV1_INSTANTIATE_TEST_CASE(ResizeCspTest, + ::testing::Values(::libaom_test::kRealTime)); +} // namespace -- cgit v1.2.3