2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
26 const char *errstr = NULL;
29 case AVERROR_BSF_NOT_FOUND: errstr = "Bitstream filter not found" ; break;
31 case AVERROR_BUG: errstr = "Internal bug, should not have happened" ; break;
32 case AVERROR_DECODER_NOT_FOUND: errstr = "Decoder not found" ; break;
33 case AVERROR_DEMUXER_NOT_FOUND: errstr = "Demuxer not found" ; break;
34 case AVERROR_ENCODER_NOT_FOUND: errstr = "Encoder not found" ; break;
35 case AVERROR_EOF: errstr = "End of file" ; break;
36 case AVERROR_EXIT: errstr = "Immediate exit requested" ; break;
37 case AVERROR_FILTER_NOT_FOUND: errstr = "Filter not found" ; break;
38 case AVERROR_INVALIDDATA: errstr = "Invalid data found when processing input" ; break;
39 case AVERROR_MUXER_NOT_FOUND: errstr = "Muxer not found" ; break;
40 case AVERROR_OPTION_NOT_FOUND: errstr = "Option not found" ; break;
41 case AVERROR_PATCHWELCOME: errstr = "Not yet implemented in FFmpeg, patches welcome"; break;
42 case AVERROR_PROTOCOL_NOT_FOUND:errstr = "Protocol not found" ; break;
43 case AVERROR_STREAM_NOT_FOUND: errstr = "Stream not found" ; break;
44 case AVERROR_UNKNOWN: errstr = "Unknown error occurred" ; break;
48 av_strlcpy(errbuf, errstr, errbuf_size);
51 ret = strerror_r(AVUNERROR(errnum), errbuf, errbuf_size);
56 snprintf(errbuf, errbuf_size, "Error number %d occurred", errnum);