[SCM] libav/experimental: 10l: wrong operation in stereo rematrixing

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 3fdccca0912fe35104ac60954aff82a9c38cd2b2
Author: Justin Ruggles <justin.ruggles at gmail.com>
Date:   Wed Sep 30 21:51:02 2009 +0000

    10l: wrong operation in stereo rematrixing
    
    Originally committed as revision 20106 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c
index 91b82cf..650468b 100644
--- a/libavcodec/ac3dec.c
+++ b/libavcodec/ac3dec.c
@@ -613,7 +613,7 @@ static void do_rematrixing(AC3DecodeContext *s)
             bndend = FFMIN(end, ff_ac3_rematrix_band_tab[bnd+1]);
             for(; i<bndend; i++) {
                 int tmp0 = s->fixed_coeffs[1][i];
-                s->fixed_coeffs[1][i] -= s->fixed_coeffs[2][i];
+                s->fixed_coeffs[1][i] += s->fixed_coeffs[2][i];
                 s->fixed_coeffs[2][i]  = tmp0 - s->fixed_coeffs[2][i];
             }
         }

-- 
Libav/FFmpeg packaging