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authorMichael Niedermayer <michaelni@gmx.at>2012-09-06 22:32:39 +0200
committerMichael Niedermayer <michaelni@gmx.at>2012-09-07 00:29:06 +0200
commit2dd2e429517d98b3bc97a432a699835ccc62e720 (patch)
tree0124c1142df7dd0f58b317bd80d2ffd510e89076 /libswresample
parent323d9120104650891fd7cec83c93cdbdbbfb5af9 (diff)
downloadffmpeg-2dd2e429517d98b3bc97a432a699835ccc62e720.tar.gz
swr: update rematrix coeffs to match AC-3
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libswresample')
-rw-r--r--libswresample/rematrix.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/libswresample/rematrix.c b/libswresample/rematrix.c
index 26e76a2ed8..7652fd8a32 100644
--- a/libswresample/rematrix.c
+++ b/libswresample/rematrix.c
@@ -150,8 +150,13 @@ static int auto_matrix(SwrContext *s)
if(unaccounted & AV_CH_FRONT_CENTER){
if((s->out_ch_layout & AV_CH_LAYOUT_STEREO) == AV_CH_LAYOUT_STEREO){
- matrix[ FRONT_LEFT][FRONT_CENTER]+= M_SQRT1_2;
- matrix[FRONT_RIGHT][FRONT_CENTER]+= M_SQRT1_2;
+ if(s->in_ch_layout & AV_CH_LAYOUT_STEREO) {
+ matrix[ FRONT_LEFT][FRONT_CENTER]+= s->clev;
+ matrix[FRONT_RIGHT][FRONT_CENTER]+= s->clev;
+ } else {
+ matrix[ FRONT_LEFT][FRONT_CENTER]+= M_SQRT1_2;
+ matrix[FRONT_RIGHT][FRONT_CENTER]+= M_SQRT1_2;
+ }
}else
av_assert0(0);
}