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Another buffer overflow, fixes issue1758.

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Originally committed as revision 23011 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ronald S. Bultje 2010-05-02 21:52:25 +00:00
parent 121d78d00c
commit 1302ccc1a7
1 changed files with 1 additions and 1 deletions
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libavcodec/wmavoice.c
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@ -697,7 +697,7 @@ static void wiener_denoise(WMAVoiceContext *s, int fcb_type,
ff_rdft_calc(&s->rdft, coeffs);
synth_pf[0] *= coeffs[0];
synth_pf[1] *= coeffs[1];
for (n = 1; n < 128; n++) {
for (n = 1; n < 64; n++) {
float v1 = synth_pf[n * 2], v2 = synth_pf[n * 2 + 1];
synth_pf[n * 2] = v1 * coeffs[n * 2] - v2 * coeffs[n * 2 + 1];
synth_pf[n * 2 + 1] = v2 * coeffs[n * 2] + v1 * coeffs[n * 2 + 1];