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add sanity checks

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Originally committed as revision 7679 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier
2007-01-24 10:44:24 +00:00
parent 3e997aa425
commit dfcf8d57c5
1 changed files with 6 additions and 1 deletions
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7
libavformat/mov.c
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@ -1619,7 +1619,12 @@ static int mov_read_header(AVFormatContext *s, AVFormatParameters *ap)
for(i=0; i<mov->total_streams; i++) { for(i=0; i<mov->total_streams; i++) {
MOVStreamContext *sc = mov->streams[i]; MOVStreamContext *sc = mov->streams[i];
/* sanity checks */
if(!sc->stts_count || !sc->chunk_count || !sc->sample_to_chunk_sz ||
(!sc->sample_size && !sc->sample_count)){
av_log(s, AV_LOG_ERROR, "missing mandatory atoms, broken header\n");
return -1;
}
if(!sc->time_rate) if(!sc->time_rate)
sc->time_rate=1; sc->time_rate=1;
if(!sc->time_scale) if(!sc->time_scale)