mirror of
https://github.com/FFmpeg/FFmpeg.git
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61 lines
2.8 KiB
C
61 lines
2.8 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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#include "avutil.h"
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#include "avstring.h"
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#include "common.h"
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int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
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{
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int ret = 0;
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const char *errstr = NULL;
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switch (errnum) {
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case AVERROR_BSF_NOT_FOUND: errstr = "Bitstream filter not found" ; break;
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case AVERROR_DECODER_NOT_FOUND: errstr = "Decoder not found" ; break;
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case AVERROR_DEMUXER_NOT_FOUND: errstr = "Demuxer not found" ; break;
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case AVERROR_ENCODER_NOT_FOUND: errstr = "Encoder not found" ; break;
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case AVERROR_EOF: errstr = "End of file" ; break;
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case AVERROR_EXIT: errstr = "Immediate exit requested" ; break;
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case AVERROR_FILTER_NOT_FOUND: errstr = "Filter not found" ; break;
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case AVERROR_INVALIDDATA: errstr = "Invalid data found when processing input" ; break;
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case AVERROR_MUXER_NOT_FOUND: errstr = "Muxer not found" ; break;
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case AVERROR_OPTION_NOT_FOUND: errstr = "Option not found" ; break;
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case AVERROR_PATCHWELCOME: errstr = "Not yet implemented in Libav, patches welcome"; break;
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case AVERROR_PROTOCOL_NOT_FOUND:errstr = "Protocol not found" ; break;
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case AVERROR_STREAM_NOT_FOUND: errstr = "Stream not found" ; break;
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case AVERROR_BUG: errstr = "Bug detected, please report the issue" ; break;
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case AVERROR_UNKNOWN: errstr = "Unknown error occurred" ; break;
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case AVERROR_EXPERIMENTAL: errstr = "Experimental feature" ; break;
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}
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if (errstr) {
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av_strlcpy(errbuf, errstr, errbuf_size);
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} else {
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#if HAVE_STRERROR_R
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ret = strerror_r(AVUNERROR(errnum), errbuf, errbuf_size);
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#else
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ret = -1;
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#endif
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if (ret < 0)
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snprintf(errbuf, errbuf_size, "Error number %d occurred", errnum);
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}
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return ret;
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}
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