e3a91c51f7
* commit 'c3e15f7b39aac2012f09ee4ca86d2bc674ffdbd4': rtpdec: Don't pass a non-AVClass pointer as log context rtsp: Update a comment to the current filename scheme avcodec: handle AVERROR_EXPERIMENTAL avutil: Add AVERROR_EXPERIMENTAL avcodec: prefer decoders without CODEC_CAP_EXPERIMENTAL Conflicts: doc/APIchanges ffmpeg.c libavcodec/utils.c libavformat/rtpdec.c libavutil/error.c libavutil/error.h libavutil/version.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
100 lines
3.7 KiB
C
100 lines
3.7 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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#undef _GNU_SOURCE
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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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struct error_entry {
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int num;
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const char *tag;
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const char *str;
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};
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#define ERROR_TAG(tag) AVERROR_##tag, #tag
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static const struct error_entry error_entries[] = {
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{ ERROR_TAG(BSF_NOT_FOUND), "Bitstream filter not found" },
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{ ERROR_TAG(BUG), "Internal bug, should not have happened" },
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{ ERROR_TAG(BUG2), "Internal bug, should not have happened" },
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{ ERROR_TAG(BUFFER_TOO_SMALL), "Buffer too small" },
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{ ERROR_TAG(DECODER_NOT_FOUND), "Decoder not found" },
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{ ERROR_TAG(DEMUXER_NOT_FOUND), "Demuxer not found" },
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{ ERROR_TAG(ENCODER_NOT_FOUND), "Encoder not found" },
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{ ERROR_TAG(EOF), "End of file" },
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{ ERROR_TAG(EXIT), "Immediate exit requested" },
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{ ERROR_TAG(EXTERNAL), "Generic error in an external library" },
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{ ERROR_TAG(FILTER_NOT_FOUND), "Filter not found" },
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{ ERROR_TAG(INVALIDDATA), "Invalid data found when processing input" },
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{ ERROR_TAG(MUXER_NOT_FOUND), "Muxer not found" },
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{ ERROR_TAG(OPTION_NOT_FOUND), "Option not found" },
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{ ERROR_TAG(PATCHWELCOME), "Not yet implemented in FFmpeg, patches welcome" },
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{ ERROR_TAG(PROTOCOL_NOT_FOUND), "Protocol not found" },
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{ ERROR_TAG(STREAM_NOT_FOUND), "Stream not found" },
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{ ERROR_TAG(UNKNOWN), "Unknown error occurred" },
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{ ERROR_TAG(EXPERIMENTAL), "Experimental feature" },
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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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int ret = 0, i;
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const struct error_entry *entry = NULL;
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for (i = 0; i < FF_ARRAY_ELEMS(error_entries); i++) {
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if (errnum == error_entries[i].num) {
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entry = &error_entries[i];
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break;
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}
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}
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if (entry) {
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av_strlcpy(errbuf, entry->str, errbuf_size);
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} else {
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#if HAVE_STRERROR_R
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ret = AVERROR(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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#ifdef TEST
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#undef printf
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int main(void)
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{
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int i;
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for (i = 0; i < FF_ARRAY_ELEMS(error_entries); i++) {
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const struct error_entry *entry = &error_entries[i];
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printf("%d: %s [%s]\n", entry->num, av_err2str(entry->num), entry->tag);
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}
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for (i = 0; i < 256; i++) {
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printf("%d: %s\n", -i, av_err2str(-i));
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}
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return 0;
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}
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#endif /* TEST */
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