tools_common.h 4.1 KB
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/*
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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
 * 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.
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 */
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#ifndef TOOLS_COMMON_H_
#define TOOLS_COMMON_H_

#include <stdio.h>

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#include "./aom_config.h"
#include "aom/aom_codec.h"
#include "aom/aom_image.h"
#include "aom/aom_integer.h"
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#include "aom_ports/msvc.h"
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#if CONFIG_AV1_ENCODER
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#include "./y4minput.h"
#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
#define ftello _ftelli64
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typedef int64_t FileOffset;
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#elif defined(_WIN32)
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#include <sys/types.h> /* NOLINT*/
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/* MinGW uses f{seek,tell}o64 for large files. */
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#define fseeko fseeko64
#define ftello ftello64
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typedef off64_t FileOffset;
#elif CONFIG_OS_SUPPORT
#include <sys/types.h> /* NOLINT*/
typedef off_t FileOffset;
/* Use 32-bit file operations in WebM file format when building ARM
 * executables (.axf) with RVCT. */
#else
#define fseeko fseek
#define ftello ftell
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typedef long FileOffset; /* NOLINT */
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#endif /* CONFIG_OS_SUPPORT */
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#if CONFIG_OS_SUPPORT
#if defined(_MSC_VER)
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#include <io.h> /* NOLINT */
#define isatty _isatty
#define fileno _fileno
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#else
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#include <unistd.h> /* NOLINT */
#endif              /* _MSC_VER */
#endif              /* CONFIG_OS_SUPPORT */
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#define LITERALU64(hi, lo) ((((uint64_t)hi) << 32) | lo)

#ifndef PATH_MAX
#define PATH_MAX 512
#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

#define RAW_FRAME_HDR_SZ sizeof(uint32_t)

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#define AV1_FOURCC 0x31305641
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enum VideoFileType {
  FILE_TYPE_RAW,
  FILE_TYPE_IVF,
  FILE_TYPE_Y4M,
  FILE_TYPE_WEBM
};

struct FileTypeDetectionBuffer {
  char buf[4];
  size_t buf_read;
  size_t position;
};

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struct AvxRational {
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  int numerator;
  int denominator;
};

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struct AvxInputContext {
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  const char *filename;
  FILE *file;
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  int64_t length;
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  struct FileTypeDetectionBuffer detect;
  enum VideoFileType file_type;
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  uint32_t width;
  uint32_t height;
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  struct AvxRational pixel_aspect_ratio;
  aom_img_fmt_t fmt;
  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_AV1_ENCODER
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  y4m_input y4m;
#endif
};

#ifdef __cplusplus
extern "C" {
#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;
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;
  const uint32_t fourcc;
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  aom_codec_iface_t *(*const codec_interface)();
} AvxInterface;
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int get_aom_encoder_count(void);
const AvxInterface *get_aom_encoder_by_index(int i);
const AvxInterface *get_aom_encoder_by_name(const char *name);
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int get_aom_decoder_count(void);
const AvxInterface *get_aom_decoder_by_index(int i);
const AvxInterface *get_aom_decoder_by_name(const char *name);
const AvxInterface *get_aom_decoder_by_fourcc(uint32_t fourcc);
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void aom_img_write(const aom_image_t *img, FILE *file);
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_HIGHBITDEPTH
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void aom_img_upshift(aom_image_t *dst, aom_image_t *src, int input_shift);
void aom_img_downshift(aom_image_t *dst, aom_image_t *src, int down_shift);
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_