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Another buffer overflow, fixes issue1758.
author
Ronald S. Bultje
<rsbultje@gmail.com>
Sun, 2 May 2010 21:52:25 +0000
(21:52 +0000)
committer
Ronald S. Bultje
<rsbultje@gmail.com>
Sun, 2 May 2010 21:52:25 +0000
(21:52 +0000)
Originally committed as revision 23011 to svn://svn.ffmpeg.org/ffmpeg/trunk
libavcodec/wmavoice.c
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diff --git
a/libavcodec/wmavoice.c
b/libavcodec/wmavoice.c
index
088a6d3
..
4ec17eb
100644
(file)
--- a/
libavcodec/wmavoice.c
+++ b/
libavcodec/wmavoice.c
@@
-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];