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prefix does not contain other characters which may belong to an identifier. This allows to distinguish for example to have different constants with the same prefix (e.g. "foo" and "foobar"). Originally committed as revision 25626 to svn://svn.ffmpeg.org/ffmpeg/trunk
97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/*
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* copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVUTIL_AVUTIL_H
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#define AVUTIL_AVUTIL_H
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/**
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* @file
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* external API header
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*/
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#define AV_STRINGIFY(s) AV_TOSTRING(s)
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#define AV_TOSTRING(s) #s
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#define AV_GLUE(a, b) a ## b
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#define AV_JOIN(a, b) AV_GLUE(a, b)
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#define AV_PRAGMA(s) _Pragma(#s)
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#define AV_VERSION_INT(a, b, c) (a<<16 | b<<8 | c)
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#define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c
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#define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
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#define LIBAVUTIL_VERSION_MAJOR 50
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#define LIBAVUTIL_VERSION_MINOR 32
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#define LIBAVUTIL_VERSION_MICRO 5
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#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
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LIBAVUTIL_VERSION_MINOR, \
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LIBAVUTIL_VERSION_MICRO)
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#define LIBAVUTIL_VERSION AV_VERSION(LIBAVUTIL_VERSION_MAJOR, \
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LIBAVUTIL_VERSION_MINOR, \
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LIBAVUTIL_VERSION_MICRO)
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#define LIBAVUTIL_BUILD LIBAVUTIL_VERSION_INT
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#define LIBAVUTIL_IDENT "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION)
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/**
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* Return the LIBAVUTIL_VERSION_INT constant.
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*/
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unsigned avutil_version(void);
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/**
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* Return the libavutil build-time configuration.
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*/
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const char *avutil_configuration(void);
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/**
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* Return the libavutil license.
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*/
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const char *avutil_license(void);
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enum AVMediaType {
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AVMEDIA_TYPE_UNKNOWN = -1,
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AVMEDIA_TYPE_VIDEO,
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AVMEDIA_TYPE_AUDIO,
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AVMEDIA_TYPE_DATA,
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AVMEDIA_TYPE_SUBTITLE,
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AVMEDIA_TYPE_ATTACHMENT,
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AVMEDIA_TYPE_NB
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};
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#define FF_LAMBDA_SHIFT 7
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#define FF_LAMBDA_SCALE (1<<FF_LAMBDA_SHIFT)
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#define FF_QP2LAMBDA 118 ///< factor to convert from H.263 QP to lambda
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#define FF_LAMBDA_MAX (256*128-1)
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#define FF_QUALITY_SCALE FF_LAMBDA_SCALE //FIXME maybe remove
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#include "common.h"
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#include "error.h"
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#include "mathematics.h"
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#include "rational.h"
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#include "intfloat_readwrite.h"
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#include "log.h"
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#include "pixfmt.h"
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#endif /* AVUTIL_AVUTIL_H */
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