vpx/tools_common.h

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/*
* Copyright (c) 2010 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.
*/
#ifndef TOOLS_COMMON_H_
#define TOOLS_COMMON_H_
#include <stdio.h>
#include "./vpx_config.h"
#include "vpx/vpx_codec.h"
#include "vpx/vpx_image.h"
#include "vpx/vpx_integer.h"
#if CONFIG_ENCODERS
#include "./y4minput.h"
#endif
#if defined(_MSC_VER)
/* MSVS doesn't define off_t, and uses _f{seek,tell}i64. */
typedef __int64 off_t;
#define fseeko _fseeki64
#define ftello _ftelli64
#elif defined(_WIN32)
/* MinGW defines off_t as long and uses f{seek,tell}o64/off64_t for large
* files. */
#define fseeko fseeko64
#define ftello ftello64
#define off_t off64_t
#endif /* _WIN32 */
#if CONFIG_OS_SUPPORT
#if defined(_MSC_VER)
#include <io.h> /* NOLINT */
#define snprintf _snprintf
#define isatty _isatty
#define fileno _fileno
#else
#include <unistd.h> /* NOLINT */
#endif /* _MSC_VER */
#endif /* CONFIG_OS_SUPPORT */
/* Use 32-bit file operations in WebM file format when building ARM
* executables (.axf) with RVCT. */
#if !CONFIG_OS_SUPPORT
typedef long off_t; /* NOLINT */
#define fseeko fseek
#define ftello ftell
#endif /* CONFIG_OS_SUPPORT */
#define LITERALU64(hi, lo) ((((uint64_t)hi) << 32) | lo)
#ifndef PATH_MAX
#define PATH_MAX 512
#endif
#define IVF_FRAME_HDR_SZ (4 + 8) /* 4 byte size + 8 byte timestamp */
#define IVF_FILE_HDR_SZ 32
#define RAW_FRAME_HDR_SZ sizeof(uint32_t)
#define VP8_FOURCC 0x30385056
#define VP9_FOURCC 0x30395056
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;
};
struct VpxRational {
int numerator;
int denominator;
};
struct VpxInputContext {
const char *filename;
FILE *file;
off_t length;
struct FileTypeDetectionBuffer detect;
enum VideoFileType file_type;
uint32_t width;
uint32_t height;
int use_i420;
int only_i420;
uint32_t fourcc;
struct VpxRational framerate;
#if CONFIG_ENCODERS
y4m_input y4m;
#endif
};
#ifdef __cplusplus
extern "C" {
#endif
/* Sets a stdio stream into binary mode */
FILE *set_binary_mode(FILE *stream);
void die(const char *fmt, ...);
void fatal(const char *fmt, ...);
void warn(const char *fmt, ...);
void die_codec(vpx_codec_ctx_t *ctx, const char *s);
/* The tool including this file must define usage_exit() */
void usage_exit();
uint16_t mem_get_le16(const void *data);
uint32_t mem_get_le32(const void *data);
int read_yuv_frame(struct VpxInputContext *input_ctx, vpx_image_t *yuv_frame);
vpx_codec_iface_t *get_codec_interface(unsigned int fourcc);
// TODO(dkovalev): move this function to vpx_image.{c, h}, so it will be part
// of vpx_image_t support
void vpx_img_write(const vpx_image_t *img, FILE *file);
// TODO(dkovalev): move this function to vpx_image.{c, h}, so it will be part
// of vpx_image_t support
int vpx_img_read(vpx_image_t *img, FILE *file);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif // TOOLS_COMMON_H_