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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-09-19 13:33:25 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-09-19 13:34:25 +0200 |
| commit | 52dc3600a901d86cb3a4723f108cea04a594443f (patch) | |
| tree | 99b817d5e4726242dce3fd7adbac92529049d8e1 /libavformat/idroqdec.c | |
| parent | b4c88a4c4ceae7faa66ea6b4fc66b696a597976e (diff) | |
| parent | bcbe4f3ceb6ee0210d3a401963518906c8b9b230 (diff) | |
Merge commit 'bcbe4f3ceb6ee0210d3a401963518906c8b9b230'
* commit 'bcbe4f3ceb6ee0210d3a401963518906c8b9b230':
idroqdec: Make sure a video stream has been allocated before returning packets
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/idroqdec.c')
| -rw-r--r-- | libavformat/idroqdec.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libavformat/idroqdec.c b/libavformat/idroqdec.c index 6f843d7bc9..8cdd72e33a 100644 --- a/libavformat/idroqdec.c +++ b/libavformat/idroqdec.c @@ -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); |