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avidec: print informative error messages if seeking fails. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-01-30 23:52:03 +01:00
parent 97da38c99b
commit b8c1655882
1 changed files with 10 additions and 1 deletions
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11
libavformat/avidec.c
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@ -1386,7 +1386,14 @@ static int avi_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
ast= st->priv_data; ast= st->priv_data;
index= av_index_search_timestamp(st, timestamp * FFMAX(ast->sample_size, 1), flags); index= av_index_search_timestamp(st, timestamp * FFMAX(ast->sample_size, 1), flags);
if(index<0) if(index<0)
if (index<0) {
if (st->nb_index_entries > 0)
av_log(s, AV_LOG_ERROR, "Failed to find timestamp %"PRId64 " in index %"PRId64 " .. %"PRId64 "\n",
timestamp * FFMAX(ast->sample_size, 1),
st->index_entries[0].timestamp,
st->index_entries[st->nb_index_entries - 1].timestamp);
return -1; return -1;
}
/* find the position */ /* find the position */
pos = st->index_entries[index].pos; pos = st->index_entries[index].pos;
@ -1457,8 +1464,10 @@ static int avi_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
} }
/* do the seek */ /* do the seek */
if (avio_seek(s->pb, pos_min, SEEK_SET) < 0) if (avio_seek(s->pb, pos_min, SEEK_SET) < 0) {
av_log(s, AV_LOG_ERROR, "Seek failed\n");
return -1; return -1;
}
avi->stream_index= -1; avi->stream_index= -1;
avi->dts_max= INT_MIN; avi->dts_max= INT_MIN;
return 0; return 0;