diff options
Diffstat (limited to 'media/libvpx/libvpx/test/vp9_arf_freq_test.cc')
| -rw-r--r-- | media/libvpx/libvpx/test/vp9_arf_freq_test.cc | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/test/vp9_arf_freq_test.cc b/media/libvpx/libvpx/test/vp9_arf_freq_test.cc new file mode 100644 index 0000000000..c7e6f1af02 --- /dev/null +++ b/media/libvpx/libvpx/test/vp9_arf_freq_test.cc @@ -0,0 +1,219 @@ +/* + * Copyright (c) 2015 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 <memory> + +#include "third_party/googletest/src/include/gtest/gtest.h" + +#include "test/codec_factory.h" +#include "test/encode_test_driver.h" +#include "test/util.h" +#include "test/y4m_video_source.h" +#include "test/yuv_video_source.h" +#include "vp9/encoder/vp9_ratectrl.h" + +namespace { + +const unsigned int kFrames = 100; +const int kBitrate = 500; + +#define ARF_NOT_SEEN 1000001 +#define ARF_SEEN_ONCE 1000000 + +typedef struct { + const char *filename; + unsigned int width; + unsigned int height; + unsigned int framerate_num; + unsigned int framerate_den; + unsigned int input_bit_depth; + vpx_img_fmt fmt; + vpx_bit_depth_t bit_depth; + unsigned int profile; +} TestVideoParam; + +typedef struct { + libvpx_test::TestMode mode; + int cpu_used; +} TestEncodeParam; + +const TestVideoParam kTestVectors[] = { + // artificially increase framerate to trigger default check + { "hantro_collage_w352h288.yuv", 352, 288, 5000, 1, 8, VPX_IMG_FMT_I420, + VPX_BITS_8, 0 }, + { "hantro_collage_w352h288.yuv", 352, 288, 30, 1, 8, VPX_IMG_FMT_I420, + VPX_BITS_8, 0 }, + { "rush_hour_444.y4m", 352, 288, 30, 1, 8, VPX_IMG_FMT_I444, VPX_BITS_8, 1 }, +#if CONFIG_VP9_HIGHBITDEPTH +// Add list of profile 2/3 test videos here ... +#endif // CONFIG_VP9_HIGHBITDEPTH +}; + +const TestEncodeParam kEncodeVectors[] = { + { ::libvpx_test::kOnePassGood, 2 }, { ::libvpx_test::kOnePassGood, 5 }, + { ::libvpx_test::kTwoPassGood, 1 }, { ::libvpx_test::kTwoPassGood, 2 }, + { ::libvpx_test::kTwoPassGood, 5 }, { ::libvpx_test::kRealTime, 5 }, +}; + +const int kMinArfVectors[] = { + // NOTE: 0 refers to the default built-in logic in: + // vp9_rc_get_default_min_gf_interval(...) + 0, 4, 8, 12, 15 +}; + +int is_extension_y4m(const char *filename) { + const char *dot = strrchr(filename, '.'); + if (!dot || dot == filename) { + return 0; + } else { + return !strcmp(dot, ".y4m"); + } +} + +class ArfFreqTest + : public ::libvpx_test::EncoderTest, + public ::libvpx_test::CodecTestWith3Params<TestVideoParam, + TestEncodeParam, int> { + protected: + ArfFreqTest() + : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)), + test_encode_param_(GET_PARAM(2)), min_arf_requested_(GET_PARAM(3)) {} + + virtual ~ArfFreqTest() {} + + virtual void SetUp() { + InitializeConfig(); + SetMode(test_encode_param_.mode); + if (test_encode_param_.mode != ::libvpx_test::kRealTime) { + cfg_.g_lag_in_frames = 25; + cfg_.rc_end_usage = VPX_VBR; + } else { + cfg_.g_lag_in_frames = 0; + cfg_.rc_end_usage = VPX_CBR; + cfg_.rc_buf_sz = 1000; + cfg_.rc_buf_initial_sz = 500; + cfg_.rc_buf_optimal_sz = 600; + } + dec_cfg_.threads = 4; + } + + virtual void BeginPassHook(unsigned int) { + min_run_ = ARF_NOT_SEEN; + run_of_visible_frames_ = 0; + } + + int GetNumFramesInPkt(const vpx_codec_cx_pkt_t *pkt) { + const uint8_t *buffer = reinterpret_cast<uint8_t *>(pkt->data.frame.buf); + const uint8_t marker = buffer[pkt->data.frame.sz - 1]; + const int mag = ((marker >> 3) & 3) + 1; + int frames = (marker & 0x7) + 1; + const unsigned int index_sz = 2 + mag * frames; + // Check for superframe or not. + // Assume superframe has only one visible frame, the rest being + // invisible. If superframe index is not found, then there is only + // one frame. + if (!((marker & 0xe0) == 0xc0 && pkt->data.frame.sz >= index_sz && + buffer[pkt->data.frame.sz - index_sz] == marker)) { + frames = 1; + } + return frames; + } + + virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) { + if (pkt->kind != VPX_CODEC_CX_FRAME_PKT) return; + const int frames = GetNumFramesInPkt(pkt); + if (frames == 1) { + run_of_visible_frames_++; + } else if (frames == 2) { + if (min_run_ == ARF_NOT_SEEN) { + min_run_ = ARF_SEEN_ONCE; + } else if (min_run_ == ARF_SEEN_ONCE || + run_of_visible_frames_ < min_run_) { + min_run_ = run_of_visible_frames_; + } + run_of_visible_frames_ = 1; + } else { + min_run_ = 0; + run_of_visible_frames_ = 1; + } + } + + virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video, + ::libvpx_test::Encoder *encoder) { + if (video->frame() == 0) { + encoder->Control(VP9E_SET_FRAME_PARALLEL_DECODING, 1); + encoder->Control(VP9E_SET_TILE_COLUMNS, 4); + encoder->Control(VP8E_SET_CPUUSED, test_encode_param_.cpu_used); + encoder->Control(VP9E_SET_MIN_GF_INTERVAL, min_arf_requested_); + if (test_encode_param_.mode != ::libvpx_test::kRealTime) { + encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1); + encoder->Control(VP8E_SET_ARNR_MAXFRAMES, 7); + encoder->Control(VP8E_SET_ARNR_STRENGTH, 5); + encoder->Control(VP8E_SET_ARNR_TYPE, 3); + } + } + } + + int GetMinVisibleRun() const { return min_run_; } + + int GetMinArfDistanceRequested() const { + if (min_arf_requested_) { + return min_arf_requested_; + } else { + return vp9_rc_get_default_min_gf_interval( + test_video_param_.width, test_video_param_.height, + (double)test_video_param_.framerate_num / + test_video_param_.framerate_den); + } + } + + TestVideoParam test_video_param_; + TestEncodeParam test_encode_param_; + + private: + int min_arf_requested_; + int min_run_; + int run_of_visible_frames_; +}; + +TEST_P(ArfFreqTest, MinArfFreqTest) { + cfg_.rc_target_bitrate = kBitrate; + cfg_.g_error_resilient = 0; + 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; + init_flags_ = VPX_CODEC_USE_PSNR; + if (cfg_.g_bit_depth > 8) init_flags_ |= VPX_CODEC_USE_HIGHBITDEPTH; + + std::unique_ptr<libvpx_test::VideoSource> video; + if (is_extension_y4m(test_video_param_.filename)) { + video.reset(new libvpx_test::Y4mVideoSource(test_video_param_.filename, 0, + kFrames)); + } else { + video.reset(new libvpx_test::YUVVideoSource( + test_video_param_.filename, test_video_param_.fmt, + test_video_param_.width, test_video_param_.height, + test_video_param_.framerate_num, test_video_param_.framerate_den, 0, + kFrames)); + } + + ASSERT_NO_FATAL_FAILURE(RunLoop(video.get())); + const int min_run = GetMinVisibleRun(); + const int min_arf_dist_requested = GetMinArfDistanceRequested(); + if (min_run != ARF_NOT_SEEN && min_run != ARF_SEEN_ONCE) { + const int min_arf_dist = min_run + 1; + EXPECT_GE(min_arf_dist, min_arf_dist_requested); + } +} + +VP9_INSTANTIATE_TEST_SUITE(ArfFreqTest, ::testing::ValuesIn(kTestVectors), + ::testing::ValuesIn(kEncodeVectors), + ::testing::ValuesIn(kMinArfVectors)); +} // namespace |