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indeo: Do not reference mismatched tiles

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Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
This commit is contained in:
Luca Barbato 2013-07-14 16:49:43 +02:00
parent 28dda8a691
commit f9e5261cab
1 changed files with 2 additions and 0 deletions
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2
libavcodec/ivi_common.c
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@ -343,6 +343,8 @@ static int ivi_init_tiles(IVIBandDesc *band, IVITile *ref_tile,
tile->ref_mbs = 0; tile->ref_mbs = 0;
if (p || b) { if (p || b) {
if (tile->num_MBs != ref_tile->num_MBs)
return AVERROR_INVALIDDATA;
tile->ref_mbs = ref_tile->mbs; tile->ref_mbs = ref_tile->mbs;
ref_tile++; ref_tile++;
} }