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debian
libavutil-dev
usr
include
libavutil
error.h
Go to the documentation of this file.
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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_ERROR_H
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#define AVUTIL_ERROR_H
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#include <errno.h>
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#include <stddef.h>
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/* error handling */
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#if EDOM > 0
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#define AVERROR(e) (-(e))
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#define AVUNERROR(e) (-(e))
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#else
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/* Some platforms have E* and errno already negated. */
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#define AVERROR(e) (e)
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#define AVUNERROR(e) (e)
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#endif
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#define FFERRTAG(a, b, c, d) (-(int)MKTAG(a, b, c, d))
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#define AVERROR_BSF_NOT_FOUND FFERRTAG(0xF8,'B','S','F')
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#define AVERROR_BUG FFERRTAG( 'B','U','G','!')
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#define AVERROR_BUFFER_TOO_SMALL FFERRTAG( 'B','U','F','S')
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#define AVERROR_DECODER_NOT_FOUND FFERRTAG(0xF8,'D','E','C')
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#define AVERROR_DEMUXER_NOT_FOUND FFERRTAG(0xF8,'D','E','M')
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#define AVERROR_ENCODER_NOT_FOUND FFERRTAG(0xF8,'E','N','C')
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#define AVERROR_EOF FFERRTAG( 'E','O','F',' ')
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#define AVERROR_EXIT FFERRTAG( 'E','X','I','T')
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#define AVERROR_EXTERNAL FFERRTAG( 'E','X','T',' ')
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#define AVERROR_FILTER_NOT_FOUND FFERRTAG(0xF8,'F','I','L')
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#define AVERROR_INVALIDDATA FFERRTAG( 'I','N','D','A')
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#define AVERROR_MUXER_NOT_FOUND FFERRTAG(0xF8,'M','U','X')
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#define AVERROR_OPTION_NOT_FOUND FFERRTAG(0xF8,'O','P','T')
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#define AVERROR_PATCHWELCOME FFERRTAG( 'P','A','W','E')
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#define AVERROR_PROTOCOL_NOT_FOUND FFERRTAG(0xF8,'P','R','O')
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#define AVERROR_STREAM_NOT_FOUND FFERRTAG(0xF8,'S','T','R')
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#define AVERROR_BUG2 FFERRTAG( 'B','U','G',' ')
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#define AVERROR_UNKNOWN FFERRTAG( 'U','N','K','N')
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#define AVERROR_EXPERIMENTAL (-0x2bb2afa8)
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#define AV_ERROR_MAX_STRING_SIZE 64
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int
av_strerror
(
int
errnum,
char
*errbuf,
size_t
errbuf_size);
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static
inline
char
*
av_make_error_string
(
char
*errbuf,
size_t
errbuf_size,
int
errnum)
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{
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av_strerror
(errnum, errbuf, errbuf_size);
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return
errbuf;
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}
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#define av_err2str(errnum) \
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av_make_error_string((char[AV_ERROR_MAX_STRING_SIZE]){0}, AV_ERROR_MAX_STRING_SIZE, errnum)
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#endif
/* AVUTIL_ERROR_H */
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