| /* |
| * Copyright (c) 2021, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 3-Clause Clear License |
| * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear |
| * License was not distributed with this source code in the LICENSE file, you |
| * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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 |
| * aomedia.org/license/patent-license/. |
| */ |
| |
| #include <climits> |
| #include <vector> |
| #include "aom_dsp/aom_dsp_common.h" |
| #include "common/tools_common.h" |
| #include "av1/encoder/encoder.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" |
| #include "test/y4m_video_source.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, AV1_FOURCC); /* 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<unsigned int>(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<unsigned int>(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<libaom_test::TestMode>, |
| 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<FrameInfo> frame_info_list_; |
| }; |
| |
| 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_, 4.1); |
| } |
| |
| #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 = 192; |
| |
| // 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<FrameInfo>::const_iterator info = frame_info_list_.begin(); |
| info != frame_info_list_.end(); ++info) { |
| } |
| for (std::vector<FrameInfo>::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)); |
| } |
| |
| // This class is used to check if there are any fatal |
| // failures while encoding with resize-mode > 0 |
| class ResizeModeTestLarge |
| : public ::libaom_test::CodecTestWith5Params<libaom_test::TestMode, int, |
| int, int, int>, |
| public ::libaom_test::EncoderTest { |
| protected: |
| ResizeModeTestLarge() |
| : EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)), |
| resize_mode_(GET_PARAM(2)), resize_denominator_(GET_PARAM(3)), |
| resize_kf_denominator_(GET_PARAM(4)), cpu_used_(GET_PARAM(5)) {} |
| virtual ~ResizeModeTestLarge() {} |
| |
| virtual void SetUp() { |
| InitializeConfig(); |
| SetMode(encoding_mode_); |
| const aom_rational timebase = { 1, 30 }; |
| cfg_.g_timebase = timebase; |
| cfg_.rc_end_usage = AOM_VBR; |
| cfg_.g_threads = 1; |
| cfg_.g_lag_in_frames = 35; |
| cfg_.rc_target_bitrate = 1000; |
| cfg_.rc_resize_mode = resize_mode_; |
| cfg_.rc_resize_denominator = resize_denominator_; |
| cfg_.rc_resize_kf_denominator = resize_kf_denominator_; |
| init_flags_ = AOM_CODEC_USE_PSNR; |
| } |
| |
| virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video, |
| ::libaom_test::Encoder *encoder) { |
| if (video->frame() == 0) { |
| encoder->Control(AOME_SET_CPUUSED, cpu_used_); |
| encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1); |
| } |
| } |
| |
| ::libaom_test::TestMode encoding_mode_; |
| int resize_mode_; |
| int resize_denominator_; |
| int resize_kf_denominator_; |
| int cpu_used_; |
| }; |
| |
| TEST_P(ResizeModeTestLarge, ResizeModeTest) { |
| ::libaom_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 30); |
| ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); |
| } |
| |
| AV1_INSTANTIATE_TEST_SUITE(ResizeInternalTestLarge, |
| ::testing::Values(::libaom_test::kOnePassGood)); |
| // TODO(anyone): Enable below test once resize issues are fixed |
| GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(ResizeModeTestLarge); |
| // AV1_INSTANTIATE_TEST_SUITE( |
| // ResizeModeTestLarge, |
| // ::testing::Values(::libaom_test::kOnePassGood, |
| // ::libaom_test::kTwoPassGood), |
| // ::testing::Values(1, 2), ::testing::Values(8, 12, 16), |
| // ::testing::Values(8, 12, 16), ::testing::Range(2, 7)); |
| |
| } // namespace |