mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
127 lines
3.7 KiB
127 lines
3.7 KiB
/* |
|
* copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> |
|
* |
|
* This file is part of FFmpeg. |
|
* |
|
* FFmpeg is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU Lesser General Public |
|
* License as published by the Free Software Foundation; either |
|
* version 2.1 of the License, or (at your option) any later version. |
|
* |
|
* FFmpeg is distributed in the hope that it will be useful, |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* Lesser General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public |
|
* License along with FFmpeg; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#ifndef AVUTIL_AVUTIL_H |
|
#define AVUTIL_AVUTIL_H |
|
|
|
/** |
|
* @file |
|
* external API header |
|
*/ |
|
|
|
|
|
#define AV_STRINGIFY(s) AV_TOSTRING(s) |
|
#define AV_TOSTRING(s) #s |
|
|
|
#define AV_GLUE(a, b) a ## b |
|
#define AV_JOIN(a, b) AV_GLUE(a, b) |
|
|
|
#define AV_PRAGMA(s) _Pragma(#s) |
|
|
|
#define AV_VERSION_INT(a, b, c) (a<<16 | b<<8 | c) |
|
#define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c |
|
#define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c) |
|
|
|
#define LIBAVUTIL_VERSION_MAJOR 51 |
|
#define LIBAVUTIL_VERSION_MINOR 2 |
|
#define LIBAVUTIL_VERSION_MICRO 1 |
|
|
|
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \ |
|
LIBAVUTIL_VERSION_MINOR, \ |
|
LIBAVUTIL_VERSION_MICRO) |
|
#define LIBAVUTIL_VERSION AV_VERSION(LIBAVUTIL_VERSION_MAJOR, \ |
|
LIBAVUTIL_VERSION_MINOR, \ |
|
LIBAVUTIL_VERSION_MICRO) |
|
#define LIBAVUTIL_BUILD LIBAVUTIL_VERSION_INT |
|
|
|
#define LIBAVUTIL_IDENT "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION) |
|
|
|
/** |
|
* Those FF_API_* defines are not part of public API. |
|
* They may change, break or disappear at any time. |
|
*/ |
|
#ifndef FF_API_OLD_EVAL_NAMES |
|
#define FF_API_OLD_EVAL_NAMES (LIBAVUTIL_VERSION_MAJOR < 52) |
|
#endif |
|
|
|
/** |
|
* Return the LIBAVUTIL_VERSION_INT constant. |
|
*/ |
|
unsigned avutil_version(void); |
|
|
|
/** |
|
* Return the libavutil build-time configuration. |
|
*/ |
|
const char *avutil_configuration(void); |
|
|
|
/** |
|
* Return the libavutil license. |
|
*/ |
|
const char *avutil_license(void); |
|
|
|
enum AVMediaType { |
|
AVMEDIA_TYPE_UNKNOWN = -1, |
|
AVMEDIA_TYPE_VIDEO, |
|
AVMEDIA_TYPE_AUDIO, |
|
AVMEDIA_TYPE_DATA, |
|
AVMEDIA_TYPE_SUBTITLE, |
|
AVMEDIA_TYPE_ATTACHMENT, |
|
AVMEDIA_TYPE_NB |
|
}; |
|
|
|
#define FF_LAMBDA_SHIFT 7 |
|
#define FF_LAMBDA_SCALE (1<<FF_LAMBDA_SHIFT) |
|
#define FF_QP2LAMBDA 118 ///< factor to convert from H.263 QP to lambda |
|
#define FF_LAMBDA_MAX (256*128-1) |
|
|
|
#define FF_QUALITY_SCALE FF_LAMBDA_SCALE //FIXME maybe remove |
|
|
|
#define AV_NOPTS_VALUE INT64_C(0x8000000000000000) |
|
#define AV_TIME_BASE 1000000 |
|
#define AV_TIME_BASE_Q (AVRational){1, AV_TIME_BASE} |
|
|
|
enum AVPictureType { |
|
AV_PICTURE_TYPE_I = 1, ///< Intra |
|
AV_PICTURE_TYPE_P, ///< Predicted |
|
AV_PICTURE_TYPE_B, ///< Bi-dir predicted |
|
AV_PICTURE_TYPE_S, ///< S(GMC)-VOP MPEG4 |
|
AV_PICTURE_TYPE_SI, ///< Switching Intra |
|
AV_PICTURE_TYPE_SP, ///< Switching Predicted |
|
AV_PICTURE_TYPE_BI, ///< BI type |
|
}; |
|
|
|
/** |
|
* Return a single letter to describe the given picture type |
|
* pict_type. |
|
* |
|
* @param[in] pict_type the picture type @return a single character |
|
* representing the picture type, '?' if pict_type is unknown |
|
*/ |
|
char av_get_picture_type_char(enum AVPictureType pict_type); |
|
|
|
#include "common.h" |
|
#include "error.h" |
|
#include "mathematics.h" |
|
#include "rational.h" |
|
#include "intfloat_readwrite.h" |
|
#include "log.h" |
|
#include "pixfmt.h" |
|
|
|
#endif /* AVUTIL_AVUTIL_H */
|
|
|