mirror of
https://github.com/xenia-project/FFmpeg.git
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83 lines
3.1 KiB
C
83 lines
3.1 KiB
C
/*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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 <stddef.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 (-0x39acbd08) ///< Bitstream filter not found
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#define AVERROR_DECODER_NOT_FOUND (-0x3cbabb08) ///< Decoder not found
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#define AVERROR_DEMUXER_NOT_FOUND (-0x32babb08) ///< Demuxer not found
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#define AVERROR_ENCODER_NOT_FOUND (-0x3cb1ba08) ///< Encoder not found
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#define AVERROR_EOF (-0x5fb9b0bb) ///< End of file
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#define AVERROR_EXIT (-0x2bb6a7bb) ///< Immediate exit was requested; the called function should not be restarted
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#define AVERROR_FILTER_NOT_FOUND (-0x33b6b908) ///< Filter not found
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#define AVERROR_INVALIDDATA (-0x3ebbb1b7) ///< Invalid data found when processing input
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#define AVERROR_MUXER_NOT_FOUND (-0x27aab208) ///< Muxer not found
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#define AVERROR_OPTION_NOT_FOUND (-0x2bafb008) ///< Option not found
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#define AVERROR_PATCHWELCOME (-0x3aa8beb0) ///< Not yet implemented in Libav, patches welcome
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#define AVERROR_PROTOCOL_NOT_FOUND (-0x30adaf08) ///< Protocol not found
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#define AVERROR_STREAM_NOT_FOUND (-0x2dabac08) ///< Stream not found
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#define AVERROR_BUG (-0x5fb8aabe) ///< Bug detected, please report the issue
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#define AVERROR_UNKNOWN (-0x31b4b1ab) ///< Unknown error, typically from an external library
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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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