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Merge commit 'bcbe4f3ceb6ee0210d3a401963518906c8b9b230'

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* commit 'bcbe4f3ceb6ee0210d3a401963518906c8b9b230':
  idroqdec: Make sure a video stream has been allocated before returning packets

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-09-19 13:33:25 +02:00
commit 52dc3600a9
1 changed files with 7 additions and 0 deletions
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7
libavformat/idroqdec.c
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@ -145,6 +145,8 @@ static int roq_read_packet(AVFormatContext *s,
break;
case RoQ_QUAD_CODEBOOK:
if (roq->video_stream_index < 0)
return AVERROR_INVALIDDATA;
/* packet needs to contain both this codebook and next VQ chunk */
codebook_offset = avio_tell(pb) - RoQ_CHUNK_PREAMBLE_SIZE;
codebook_size = chunk_size;
@ -194,6 +196,11 @@ static int roq_read_packet(AVFormatContext *s,
st->codec->block_align = st->codec->channels * st->codec->bits_per_coded_sample;
}
case RoQ_QUAD_VQ:
if (chunk_type == RoQ_QUAD_VQ) {
if (roq->video_stream_index < 0)
return AVERROR_INVALIDDATA;
}
/* load up the packet */
if (av_new_packet(pkt, chunk_size + RoQ_CHUNK_PREAMBLE_SIZE))
return AVERROR(EIO);