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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /third_party/aom/test/yuv_video_source.h | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/aom/test/yuv_video_source.h')
-rw-r--r-- | third_party/aom/test/yuv_video_source.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/third_party/aom/test/yuv_video_source.h b/third_party/aom/test/yuv_video_source.h new file mode 100644 index 0000000000..774ecc0086 --- /dev/null +++ b/third_party/aom/test/yuv_video_source.h @@ -0,0 +1,123 @@ +/* + * 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. + */ +#ifndef AOM_TEST_YUV_VIDEO_SOURCE_H_ +#define AOM_TEST_YUV_VIDEO_SOURCE_H_ + +#include <cstdio> +#include <cstdlib> +#include <string> + +#include "test/video_source.h" +#include "aom/aom_image.h" + +namespace libaom_test { + +// This class extends VideoSource to allow parsing of raw YUV +// formats of various color sampling and bit-depths so that we can +// do actual file encodes. +class YUVVideoSource : public VideoSource { + public: + YUVVideoSource(const std::string &file_name, aom_img_fmt format, + unsigned int width, unsigned int height, int rate_numerator, + int rate_denominator, unsigned int start, int limit) + : file_name_(file_name), input_file_(NULL), img_(NULL), start_(start), + limit_(limit), frame_(0), width_(0), height_(0), + format_(AOM_IMG_FMT_NONE), framerate_numerator_(rate_numerator), + framerate_denominator_(rate_denominator) { + // This initializes format_, raw_size_, width_, height_ and allocates img. + SetSize(width, height, format); + } + + virtual ~YUVVideoSource() { + aom_img_free(img_); + if (input_file_) fclose(input_file_); + } + + virtual void Begin() { + if (input_file_) fclose(input_file_); + input_file_ = OpenTestDataFile(file_name_); + ASSERT_TRUE(input_file_ != NULL) + << "Input file open failed. Filename: " << file_name_; + if (start_) + fseek(input_file_, static_cast<unsigned>(raw_size_) * start_, SEEK_SET); + + frame_ = start_; + FillFrame(); + } + + virtual void Next() { + ++frame_; + FillFrame(); + } + + virtual aom_image_t *img() const { return (frame_ < limit_) ? img_ : NULL; } + + // Models a stream where Timebase = 1/FPS, so pts == frame. + virtual aom_codec_pts_t pts() const { return frame_; } + + virtual unsigned long duration() const { return 1; } + + virtual aom_rational_t timebase() const { + const aom_rational_t t = { framerate_denominator_, framerate_numerator_ }; + return t; + } + + virtual unsigned int frame() const { return frame_; } + + virtual unsigned int limit() const { return limit_; } + + virtual void SetSize(unsigned int width, unsigned int height, + aom_img_fmt format) { + if (width != width_ || height != height_ || format != format_) { + aom_img_free(img_); + img_ = aom_img_alloc(NULL, format, width, height, 1); + ASSERT_TRUE(img_ != NULL); + width_ = width; + height_ = height; + format_ = format; + switch (format) { + case AOM_IMG_FMT_I420: raw_size_ = width * height * 3 / 2; break; + case AOM_IMG_FMT_I422: raw_size_ = width * height * 2; break; + case AOM_IMG_FMT_I444: raw_size_ = width * height * 3; break; + case AOM_IMG_FMT_I42016: raw_size_ = width * height * 3; break; + case AOM_IMG_FMT_I42216: raw_size_ = width * height * 4; break; + case AOM_IMG_FMT_I44416: raw_size_ = width * height * 6; break; + default: ASSERT_TRUE(0); + } + } + } + + virtual void FillFrame() { + ASSERT_TRUE(input_file_ != NULL); + // Read a frame from input_file. + if (fread(img_->img_data, raw_size_, 1, input_file_) == 0) { + limit_ = frame_; + } + } + + protected: + std::string file_name_; + FILE *input_file_; + aom_image_t *img_; + size_t raw_size_; + unsigned int start_; + unsigned int limit_; + unsigned int frame_; + unsigned int width_; + unsigned int height_; + aom_img_fmt format_; + int framerate_numerator_; + int framerate_denominator_; +}; + +} // namespace libaom_test + +#endif // AOM_TEST_YUV_VIDEO_SOURCE_H_ |