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indeo5: fix division by 0 in ff_ivi_init_tiles()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer
2011-12-28 21:31:00 +01:00
parent a1ca45317d
commit 92e2b59dec
1 changed files with 2 additions and 0 deletions
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libavcodec/ivi_common.c
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@@ -260,6 +260,8 @@ int av_cold ff_ivi_init_tiles(IVIPlaneDesc *planes, int tile_width, int tile_hei
t_width >>= 1; t_width >>= 1;
t_height >>= 1; t_height >>= 1;
} }
if(t_width<=0 || t_height<=0)
return AVERROR(EINVAL);
for (b = 0; b < planes[p].num_bands; b++) { for (b = 0; b < planes[p].num_bands; b++) {
band = &planes[p].bands[b]; band = &planes[p].bands[b];