164 строки
4.1 KiB
C
164 строки
4.1 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef TOOLS_COMMON_H_
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#define TOOLS_COMMON_H_
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#include <stdio.h>
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#include "./aom_config.h"
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#include "aom/aom_codec.h"
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#include "aom/aom_image.h"
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#include "aom/aom_integer.h"
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#include "aom_ports/msvc.h"
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#if CONFIG_ENCODERS
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#include "./y4minput.h"
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#endif
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#if defined(_MSC_VER)
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/* MSVS uses _f{seek,tell}i64. */
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#define fseeko _fseeki64
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#define ftello _ftelli64
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#elif defined(_WIN32)
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/* MinGW uses f{seek,tell}o64 for large files. */
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#define fseeko fseeko64
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#define ftello ftello64
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#endif /* _WIN32 */
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#if CONFIG_OS_SUPPORT
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#if defined(_MSC_VER)
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#include <io.h> /* NOLINT */
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#define isatty _isatty
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#define fileno _fileno
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#else
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#include <unistd.h> /* NOLINT */
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#endif /* _MSC_VER */
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#endif /* CONFIG_OS_SUPPORT */
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/* Use 32-bit file operations in WebM file format when building ARM
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* executables (.axf) with RVCT. */
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#if !CONFIG_OS_SUPPORT
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#define fseeko fseek
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#define ftello ftell
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#endif /* CONFIG_OS_SUPPORT */
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#define LITERALU64(hi, lo) ((((uint64_t)hi) << 32) | lo)
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#ifndef PATH_MAX
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#define PATH_MAX 512
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#endif
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#define IVF_FRAME_HDR_SZ (4 + 8) /* 4 byte size + 8 byte timestamp */
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#define IVF_FILE_HDR_SZ 32
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#define RAW_FRAME_HDR_SZ sizeof(uint32_t)
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#define AV1_FOURCC 0x31305641
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enum VideoFileType {
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FILE_TYPE_RAW,
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FILE_TYPE_IVF,
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FILE_TYPE_Y4M,
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FILE_TYPE_WEBM
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};
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struct FileTypeDetectionBuffer {
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char buf[4];
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size_t buf_read;
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size_t position;
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};
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struct AvxRational {
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int numerator;
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int denominator;
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};
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struct AvxInputContext {
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const char *filename;
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FILE *file;
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int64_t length;
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struct FileTypeDetectionBuffer detect;
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enum VideoFileType file_type;
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uint32_t width;
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uint32_t height;
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struct AvxRational pixel_aspect_ratio;
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aom_img_fmt_t fmt;
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aom_bit_depth_t bit_depth;
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int only_i420;
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uint32_t fourcc;
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struct AvxRational framerate;
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#if CONFIG_ENCODERS
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y4m_input y4m;
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#endif
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(__GNUC__)
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#define AOM_NO_RETURN __attribute__((noreturn))
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#else
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#define AOM_NO_RETURN
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#endif
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/* Sets a stdio stream into binary mode */
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FILE *set_binary_mode(FILE *stream);
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void die(const char *fmt, ...) AOM_NO_RETURN;
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void fatal(const char *fmt, ...) AOM_NO_RETURN;
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void warn(const char *fmt, ...);
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void die_codec(aom_codec_ctx_t *ctx, const char *s) AOM_NO_RETURN;
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/* The tool including this file must define usage_exit() */
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void usage_exit(void) AOM_NO_RETURN;
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#undef AOM_NO_RETURN
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int read_yuv_frame(struct AvxInputContext *input_ctx, aom_image_t *yuv_frame);
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typedef struct AvxInterface {
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const char *const name;
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const uint32_t fourcc;
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aom_codec_iface_t *(*const codec_interface)();
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} AvxInterface;
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int get_aom_encoder_count(void);
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const AvxInterface *get_aom_encoder_by_index(int i);
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const AvxInterface *get_aom_encoder_by_name(const char *name);
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int get_aom_decoder_count(void);
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const AvxInterface *get_aom_decoder_by_index(int i);
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const AvxInterface *get_aom_decoder_by_name(const char *name);
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const AvxInterface *get_aom_decoder_by_fourcc(uint32_t fourcc);
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// TODO(dkovalev): move this function to aom_image.{c, h}, so it will be part
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// of aom_image_t support
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int aom_img_plane_width(const aom_image_t *img, int plane);
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int aom_img_plane_height(const aom_image_t *img, int plane);
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void aom_img_write(const aom_image_t *img, FILE *file);
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int aom_img_read(aom_image_t *img, FILE *file);
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double sse_to_psnr(double samples, double peak, double mse);
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#if CONFIG_AOM_HIGHBITDEPTH
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void aom_img_upshift(aom_image_t *dst, aom_image_t *src, int input_shift);
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void aom_img_downshift(aom_image_t *dst, aom_image_t *src, int down_shift);
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void aom_img_truncate_16_to_8(aom_image_t *dst, aom_image_t *src);
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#endif
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif // TOOLS_COMMON_H_
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