third_party_ffmpeg/libavutil/error.c
Michael Niedermayer 0edf7ebcd6 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  h264: clear trailing bits in partially parsed NAL units
  vc1: Handle WVC1 interlaced stream
  xl: Fix overreads
  mpegts: rename payload_index to payload_size
  segment: introduce segmented chain muxer
  lavu: add AVERROR_BUG error value
  avplay: clear pkt_temp when pkt is freed.
  qcelpdec: K&R formatting cosmetics
  qcelpdec: cosmetics: drop some pointless parentheses
  x86: conditionally compile dnxhd encoder optimizations
  Revert "h264: skip start code search if the size of the nal unit is known"
  swscale: fix formatting and indentation of unscaled conversion routines.
  h264: skip start code search if the size of the nal unit is known
  cljr: fix buf_size sanity check
  cljr: Check if width and height are positive integers

Conflicts:
	libavcodec/cljr.c
	libavcodec/vc1dec.c
	libavformat/Makefile
	libavformat/mpegtsenc.c
	libavformat/segment.c
	libswscale/swscale_unscaled.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-12-20 04:12:09 +01:00

60 lines
2.7 KiB
C

/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#undef _GNU_SOURCE
#include "avutil.h"
#include "avstring.h"
int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
{
int ret = 0;
const char *errstr = NULL;
switch (errnum) {
case AVERROR_BSF_NOT_FOUND: errstr = "Bitstream filter not found" ; break;
case AVERROR_BUG2:
case AVERROR_BUG: errstr = "Internal bug, should not have happened" ; break;
case AVERROR_DECODER_NOT_FOUND: errstr = "Decoder not found" ; break;
case AVERROR_DEMUXER_NOT_FOUND: errstr = "Demuxer not found" ; break;
case AVERROR_ENCODER_NOT_FOUND: errstr = "Encoder not found" ; break;
case AVERROR_EOF: errstr = "End of file" ; break;
case AVERROR_EXIT: errstr = "Immediate exit requested" ; break;
case AVERROR_FILTER_NOT_FOUND: errstr = "Filter not found" ; break;
case AVERROR_INVALIDDATA: errstr = "Invalid data found when processing input" ; break;
case AVERROR_MUXER_NOT_FOUND: errstr = "Muxer not found" ; break;
case AVERROR_OPTION_NOT_FOUND: errstr = "Option not found" ; break;
case AVERROR_PATCHWELCOME: errstr = "Not yet implemented in FFmpeg, patches welcome"; break;
case AVERROR_PROTOCOL_NOT_FOUND:errstr = "Protocol not found" ; break;
case AVERROR_STREAM_NOT_FOUND: errstr = "Stream not found" ; break;
}
if (errstr) {
av_strlcpy(errbuf, errstr, errbuf_size);
} else {
#if HAVE_STRERROR_R
ret = strerror_r(AVUNERROR(errnum), errbuf, errbuf_size);
#else
ret = -1;
#endif
if (ret < 0)
snprintf(errbuf, errbuf_size, "Error number %d occurred", errnum);
}
return ret;
}