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| author | Laurent Aimar <fenrir@videolan.org> | 2011-10-08 23:40:39 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-10-09 03:08:03 +0200 |
| commit | b226af39107f09cd650875388250f4968eea54db (patch) | |
| tree | f007b634201453d39a31badd7e60a747f7122a62 /libavcodec | |
| parent | 6c1fb3e7631178c2a45c6c41b9b8d9ee3a5298fc (diff) | |
| download | ffmpeg-b226af39107f09cd650875388250f4968eea54db.tar.gz | |
vqavideo: check for invalid/unsupported version
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/vqavideo.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/vqavideo.c b/libavcodec/vqavideo.c index 67721097ef..18efa10cbb 100644 --- a/libavcodec/vqavideo.c +++ b/libavcodec/vqavideo.c @@ -138,6 +138,10 @@ static av_cold int vqa_decode_init(AVCodecContext *avctx) /* load up the VQA parameters from the header */ vqa_header = (unsigned char *)s->avctx->extradata; s->vqa_version = vqa_header[0]; + if (s->vqa_version < 1 || s->vqa_version > 3) { + av_log(s->avctx, AV_LOG_ERROR, " VQA video: unsupported version %d\n", s->vqa_version); + return -1; + } s->width = AV_RL16(&vqa_header[6]); s->height = AV_RL16(&vqa_header[8]); if(av_image_check_size(s->width, s->height, 0, avctx)){ |