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0b9a69f244
* qatar/master: (22 commits) aacdec: Fix PS in ADTS. avconv: Consistently use PIX_FMT_NONE. dsputil: use cpuflags in x86 emu_edge_core dsputil: use movups instead of movdqu in ff_emu_edge_core_sse() wma: initialize prev_block_len_bits, next_block_len_bits, and block_len_bits. mov: Remove some redundant and obsolete comments. Add libavutil/mathematics.h #includes for INFINITY doxy: structure libavformat groups doxy: introduce an empty structure in libavcodec doxy: provide a start page and document libavutil doxy: cleanup pixfmt.h regtest: split video encode/decode tests into individual targets ARM: add explicit .arch and .fpu directives to asm.S pthread: do not touch has_b_frames avconv: cleanup the transcoding loop in output_packet(). avconv: split subtitle transcoding out of output_packet(). avconv: split video transcoding out of output_packet(). avconv: split audio transcoding out of output_packet(). avconv: reindent. avconv: move streamcopy-only code out of decoding loop. ... Conflicts: avconv.c libavcodec/aaccoder.c libavcodec/pthread.c libavcodec/version.h libavutil/audioconvert.h libavutil/avutil.h libavutil/mem.h tests/ref/vsynth1/dv tests/ref/vsynth1/mpeg2thread tests/ref/vsynth2/dv tests/ref/vsynth2/mpeg2thread Merged-by: Michael Niedermayer <michaelni@gmx.at>
80 lines
3.1 KiB
C
80 lines
3.1 KiB
C
/*
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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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/**
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* @file
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* error code definitions
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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 "avutil.h"
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/**
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* @addtogroup lavu_error
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*
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* @{
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*/
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/* error handling */
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#if EDOM > 0
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#define AVERROR(e) (-(e)) ///< Returns a negative error code from a POSIX error code, to return from library functions.
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#define AVUNERROR(e) (-(e)) ///< Returns a POSIX error code from a library function error return value.
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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 AVERROR_BSF_NOT_FOUND (-MKTAG(0xF8,'B','S','F')) ///< Bitstream filter not found
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#define AVERROR_DECODER_NOT_FOUND (-MKTAG(0xF8,'D','E','C')) ///< Decoder not found
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#define AVERROR_DEMUXER_NOT_FOUND (-MKTAG(0xF8,'D','E','M')) ///< Demuxer not found
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#define AVERROR_ENCODER_NOT_FOUND (-MKTAG(0xF8,'E','N','C')) ///< Encoder not found
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#define AVERROR_EOF (-MKTAG( 'E','O','F',' ')) ///< End of file
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#define AVERROR_EXIT (-MKTAG( 'E','X','I','T')) ///< Immediate exit was requested; the called function should not be restarted
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#define AVERROR_FILTER_NOT_FOUND (-MKTAG(0xF8,'F','I','L')) ///< Filter not found
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#define AVERROR_INVALIDDATA (-MKTAG( 'I','N','D','A')) ///< Invalid data found when processing input
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#define AVERROR_MUXER_NOT_FOUND (-MKTAG(0xF8,'M','U','X')) ///< Muxer not found
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#define AVERROR_OPTION_NOT_FOUND (-MKTAG(0xF8,'O','P','T')) ///< Option not found
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#define AVERROR_PATCHWELCOME (-MKTAG( 'P','A','W','E')) ///< Not yet implemented in FFmpeg, patches welcome
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#define AVERROR_PROTOCOL_NOT_FOUND (-MKTAG(0xF8,'P','R','O')) ///< Protocol not found
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#define AVERROR_STREAM_NOT_FOUND (-MKTAG(0xF8,'S','T','R')) ///< Stream not found
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/**
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* Put a description of the AVERROR code errnum in errbuf.
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* In case of failure the global variable errno is set to indicate the
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* error. Even in case of failure av_strerror() will print a generic
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* error message indicating the errnum provided to errbuf.
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*
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* @param errnum error code to describe
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* @param errbuf buffer to which description is written
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* @param errbuf_size the size in bytes of errbuf
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* @return 0 on success, a negative value if a description for errnum
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* cannot be found
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*/
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int av_strerror(int errnum, char *errbuf, size_t errbuf_size);
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/**
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* @}
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*/
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#endif /* AVUTIL_ERROR_H */
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