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Check for unsupported parameters in ff_j2k_dwt_init()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit b4483a531a139f304f4370f470325facb107202f)
This commit is contained in:
Laurent Aimar 2011-09-29 01:04:54 +02:00 committed by Michael Niedermayer
parent dc9b708f4d
commit d414c77ded
1 changed files with 2 additions and 0 deletions
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2
libavcodec/j2k_dwt.c
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@ -321,6 +321,8 @@ int ff_j2k_dwt_init(DWTContext *s, uint16_t border[2][2], int decomp_levels, int
int i, j, lev = decomp_levels, maxlen,
b[2][2];
if (decomp_levels >= FF_DWT_MAX_DECLVLS)
return AVERROR_INVALIDDATA;
s->ndeclevels = decomp_levels;
s->type = type;