| /* |
| * Copyright (c) 2022, 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 <memory> |
| |
| #include "aom_ports/mem.h" |
| #include "aom_dsp/ssim.h" |
| #include "av1/common/blockd.h" |
| #include "test/codec_factory.h" |
| #include "test/encode_test_driver.h" |
| #include "test/util.h" |
| #include "test/y4m_video_source.h" |
| #include "third_party/googletest/src/googletest/include/gtest/gtest.h" |
| |
| namespace { |
| |
| const unsigned int kFrames = 10; |
| const unsigned int kCqLevel = 18; |
| // List of ssim thresholds for speed settings 0-8 with all intra encoding mode. |
| const double kSsimThreshold[] = { 83.4, 83.4, 83.4, 83.3, 83.3, |
| 83.0, 82.3, 81.1, 81.1 }; |
| |
| typedef struct { |
| const char *filename; |
| unsigned int input_bit_depth; |
| aom_img_fmt fmt; |
| aom_bit_depth_t bit_depth; |
| unsigned int profile; |
| } TestVideoParam; |
| |
| std::ostream &operator<<(std::ostream &os, const TestVideoParam &test_arg) { |
| return os << "TestVideoParam { filename:" << test_arg.filename |
| << " input_bit_depth:" << test_arg.input_bit_depth |
| << " fmt:" << test_arg.fmt << " bit_depth:" << test_arg.bit_depth |
| << " profile:" << test_arg.profile << " }"; |
| } |
| |
| const TestVideoParam kTestVectors[] = { |
| { "park_joy_90p_8_420.y4m", 8, AOM_IMG_FMT_I420, AOM_BITS_8, 0 }, |
| { "park_joy_90p_8_422.y4m", 8, AOM_IMG_FMT_I422, AOM_BITS_8, 2 }, |
| { "park_joy_90p_8_444.y4m", 8, AOM_IMG_FMT_I444, AOM_BITS_8, 1 }, |
| #if CONFIG_AV1_HIGHBITDEPTH |
| { "park_joy_90p_10_420.y4m", 10, AOM_IMG_FMT_I42016, AOM_BITS_10, 0 }, |
| { "park_joy_90p_10_422.y4m", 10, AOM_IMG_FMT_I42216, AOM_BITS_10, 2 }, |
| { "park_joy_90p_10_444.y4m", 10, AOM_IMG_FMT_I44416, AOM_BITS_10, 1 }, |
| { "park_joy_90p_12_420.y4m", 12, AOM_IMG_FMT_I42016, AOM_BITS_12, 2 }, |
| { "park_joy_90p_12_422.y4m", 12, AOM_IMG_FMT_I42216, AOM_BITS_12, 2 }, |
| { "park_joy_90p_12_444.y4m", 12, AOM_IMG_FMT_I44416, AOM_BITS_12, 2 }, |
| #endif |
| }; |
| |
| // This class is used to check adherence to given ssim value, while using the |
| // "dist-metric=qm-psnr" option. |
| class EndToEndQMPSNRTest |
| : public ::libaom_test::CodecTestWith3Params<libaom_test::TestMode, |
| TestVideoParam, int>, |
| public ::libaom_test::EncoderTest { |
| protected: |
| EndToEndQMPSNRTest() |
| : EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)), |
| test_video_param_(GET_PARAM(2)), cpu_used_(GET_PARAM(3)), nframes_(0), |
| ssim_(0.0) {} |
| |
| ~EndToEndQMPSNRTest() override = default; |
| |
| void SetUp() override { InitializeConfig(encoding_mode_); } |
| |
| void BeginPassHook(unsigned int) override { |
| nframes_ = 0; |
| ssim_ = 0.0; |
| } |
| |
| void CalculateFrameLevelSSIM(const aom_image_t *img_src, |
| const aom_image_t *img_enc, |
| aom_bit_depth_t bit_depth, |
| unsigned int input_bit_depth) override { |
| double frame_ssim; |
| double plane_ssim[MAX_MB_PLANE] = { 0.0, 0.0, 0.0 }; |
| int crop_widths[PLANE_TYPES]; |
| int crop_heights[PLANE_TYPES]; |
| crop_widths[PLANE_TYPE_Y] = img_src->d_w; |
| crop_heights[PLANE_TYPE_Y] = img_src->d_h; |
| // Width of UV planes calculated based on chroma_shift values. |
| crop_widths[PLANE_TYPE_UV] = |
| img_src->x_chroma_shift == 1 ? (img_src->w + 1) >> 1 : img_src->w; |
| crop_heights[PLANE_TYPE_UV] = |
| img_src->y_chroma_shift == 1 ? (img_src->h + 1) >> 1 : img_src->h; |
| nframes_++; |
| |
| #if CONFIG_AV1_HIGHBITDEPTH |
| uint8_t is_hbd = bit_depth > AOM_BITS_8; |
| if (is_hbd) { |
| // HBD ssim calculation. |
| uint8_t shift = bit_depth - input_bit_depth; |
| for (int i = AOM_PLANE_Y; i < MAX_MB_PLANE; ++i) { |
| const int is_uv = i > AOM_PLANE_Y; |
| plane_ssim[i] = aom_highbd_ssim2( |
| CONVERT_TO_BYTEPTR(img_src->planes[i]), |
| CONVERT_TO_BYTEPTR(img_enc->planes[i]), |
| img_src->stride[is_uv] >> is_hbd, img_enc->stride[is_uv] >> is_hbd, |
| crop_widths[is_uv], crop_heights[is_uv], input_bit_depth, shift); |
| } |
| frame_ssim = plane_ssim[AOM_PLANE_Y] * .8 + |
| .1 * (plane_ssim[AOM_PLANE_U] + plane_ssim[AOM_PLANE_V]); |
| // Accumulate to find sequence level ssim value. |
| ssim_ += frame_ssim; |
| return; |
| } |
| #else |
| (void)bit_depth; |
| (void)input_bit_depth; |
| #endif // CONFIG_AV1_HIGHBITDEPTH |
| |
| // LBD ssim calculation. |
| for (int i = AOM_PLANE_Y; i < MAX_MB_PLANE; ++i) { |
| const int is_uv = i > AOM_PLANE_Y; |
| plane_ssim[i] = aom_ssim2(img_src->planes[i], img_enc->planes[i], |
| img_src->stride[is_uv], img_enc->stride[is_uv], |
| crop_widths[is_uv], crop_heights[is_uv]); |
| } |
| frame_ssim = plane_ssim[AOM_PLANE_Y] * .8 + |
| .1 * (plane_ssim[AOM_PLANE_U] + plane_ssim[AOM_PLANE_V]); |
| // Accumulate to find sequence level ssim value. |
| ssim_ += frame_ssim; |
| } |
| |
| void PreEncodeFrameHook(::libaom_test::VideoSource *video, |
| ::libaom_test::Encoder *encoder) override { |
| if (video->frame() == 0) { |
| encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1); |
| encoder->Control(AV1E_SET_TILE_COLUMNS, 4); |
| encoder->Control(AOME_SET_CPUUSED, cpu_used_); |
| encoder->Control(AOME_SET_TUNING, AOM_TUNE_SSIM); |
| encoder->Control(AOME_SET_CQ_LEVEL, kCqLevel); |
| encoder->SetOption("dist-metric", "qm-psnr"); |
| } |
| } |
| |
| double GetAverageSsim() const { |
| if (nframes_) return 100 * pow(ssim_ / nframes_, 8.0); |
| return 0.0; |
| } |
| |
| double GetSsimThreshold() { return kSsimThreshold[cpu_used_]; } |
| |
| void DoTest() { |
| cfg_.g_profile = test_video_param_.profile; |
| cfg_.g_input_bit_depth = test_video_param_.input_bit_depth; |
| cfg_.g_bit_depth = test_video_param_.bit_depth; |
| if (cfg_.g_bit_depth > 8) init_flags_ |= AOM_CODEC_USE_HIGHBITDEPTH; |
| |
| std::unique_ptr<libaom_test::VideoSource> video( |
| new libaom_test::Y4mVideoSource(test_video_param_.filename, 0, |
| kFrames)); |
| ASSERT_NE(video, nullptr); |
| ASSERT_NO_FATAL_FAILURE(RunLoop(video.get())); |
| const double ssim = GetAverageSsim(); |
| EXPECT_GT(ssim, GetSsimThreshold()) |
| << "encoding mode = " << encoding_mode_ << ", cpu used = " << cpu_used_; |
| } |
| |
| private: |
| const libaom_test::TestMode encoding_mode_; |
| const TestVideoParam test_video_param_; |
| const int cpu_used_; |
| unsigned int nframes_; |
| double ssim_; |
| }; |
| |
| class EndToEndQMPSNRTestLarge : public EndToEndQMPSNRTest {}; |
| |
| TEST_P(EndToEndQMPSNRTestLarge, EndtoEndQMPSNRTest) { DoTest(); } |
| |
| TEST_P(EndToEndQMPSNRTest, EndtoEndQMPSNRTest) { DoTest(); } |
| |
| AV1_INSTANTIATE_TEST_SUITE(EndToEndQMPSNRTestLarge, |
| ::testing::Values(::libaom_test::kAllIntra), |
| ::testing::ValuesIn(kTestVectors), |
| ::testing::Values(2, 4, 6, 8)); // cpu_used |
| |
| AV1_INSTANTIATE_TEST_SUITE(EndToEndQMPSNRTest, |
| ::testing::Values(::libaom_test::kAllIntra), |
| ::testing::Values(kTestVectors[0]), // 420 |
| ::testing::Values(6)); // cpu_used |
| } // namespace |
