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mxfdec: Sanity-check SampleRate 

This avoids a SIGFPE if SampleRate is missing or set to naughty values.
This commit is contained in:
Tomas Härdin 2011-12-20 11:32:23 +01:00
parent 1888bd1b6d
commit 5b718009b2
1 changed files with 1 additions and 0 deletions
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libavformat/mxfdec.c
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@ -1370,6 +1370,7 @@ static int mxf_parse_structural_metadata(MXFContext *mxf)
st->codec->codec_id = container_ul->id;
st->codec->channels = descriptor->channels;
st->codec->bits_per_coded_sample = descriptor->bits_per_sample;
if (descriptor->sample_rate.den > 0)
st->codec->sample_rate = descriptor->sample_rate.num / descriptor->sample_rate.den;
/* TODO: implement CODEC_ID_RAWAUDIO */
if (st->codec->codec_id == CODEC_ID_PCM_S16LE) {