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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-05-04 02:47:58 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-01-16 00:35:12 +0100 |
| commit | 2b26f8c6bf764423f644653974f7289078c2ffc9 (patch) | |
| tree | 9b33462bcd98c0310cafade95ceab4bb6d8e1668 | |
| parent | 6e3697b985520d3d0f6b2719446b9c2d1fb021ec (diff) | |
| download | ffmpeg-2b26f8c6bf764423f644653974f7289078c2ffc9.tar.gz | |
evrcdec: fix sign error
The specification wants round(abs(x))) * sign(x) which is
equivakent to round(x)
Fixes out of array access
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit f18d2dff1194b34b79dc7641aafe54d1df349e40)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/evrcdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/evrcdec.c b/libavcodec/evrcdec.c index aec652ac8c..22f4688064 100644 --- a/libavcodec/evrcdec.c +++ b/libavcodec/evrcdec.c @@ -374,7 +374,7 @@ static void bl_intrp(EVRCContext *e, float *ex, float delay) int offset, i, coef_idx; int16_t t; - offset = lrintf(fabs(delay)); + offset = lrintf(delay); t = (offset - delay + 0.5) * 8.0 + 0.5; if (t == 8) { |