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adxdec: validate sample_rate

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A negative sample rate doesn't make sense and triggers assertions in
av_rescale_rnd.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
This commit is contained in:
Andreas Cadhalpun 2016-10-23 15:47:40 +02:00
parent 88db6c2890
commit 2eb05eaa68
1 changed files with 5 additions and 0 deletions
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5
libavformat/adxdec.c
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@ -109,6 +109,11 @@ static int adx_read_header(AVFormatContext *s)
return AVERROR_INVALIDDATA;
}
if (par->sample_rate <= 0) {
av_log(s, AV_LOG_ERROR, "Invalid sample rate %d\n", par->sample_rate);
return AVERROR_INVALIDDATA;
}
par->codec_type = AVMEDIA_TYPE_AUDIO;
par->codec_id = s->iformat->raw_codec_id;
par->bit_rate = par->sample_rate * par->channels * BLOCK_SIZE * 8LL / BLOCK_SAMPLES;