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dca: prevent accessing static arrays with invalid indexes.

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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
This commit is contained in:
Ronald S. Bultje 2012-02-28 18:11:59 -08:00
parent cc5dd632ce
commit e6ffd997cb
2 changed files with 27 additions and 12 deletions
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libavcodec/dcadata.h
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@ -7528,7 +7528,7 @@ static const float dca_downmix_coeffs[65] = {
0.001412537544623, 0.001000000000000, 0.000501187233627, 0.000251188643151, 0.000000000000000,
};
static const uint8_t dca_default_coeffs[16][5][2] = {
static const uint8_t dca_default_coeffs[10][5][2] = {
{ { 13, 13 }, },
{ { 0, 64 }, { 64, 0 }, },
{ { 0, 64 }, { 64, 0 }, },