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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-08-20 16:56:51 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-08-20 16:56:51 +0200 |
| commit | c56d4dab039b352961cca298d753b04e2f2fd990 (patch) | |
| tree | 08b0e22f7d0424269ae6ec1ac16cfd77418d1e79 /libswresample | |
| parent | 6dfffe92004dfd8c79d18791f28a2b1c7e387845 (diff) | |
| download | ffmpeg-c56d4dab039b352961cca298d753b04e2f2fd990.tar.gz | |
swr/rematrix: Fix handling of AV_CH_LAYOUT_STEREO_DOWNMIX output
Fixes Ticket2859
Note, testcases related to the downmix channels are welcome.
(id like to make sure this is working correctly now, as obviously it didnt
work before ...)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libswresample')
| -rw-r--r-- | libswresample/rematrix.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/libswresample/rematrix.c b/libswresample/rematrix.c index f15cf712c0..5c98e68990 100644 --- a/libswresample/rematrix.c +++ b/libswresample/rematrix.c @@ -82,9 +82,6 @@ static int even(int64_t layout){ } static int clean_layout(SwrContext *s, int64_t layout){ - if((layout & AV_CH_LAYOUT_STEREO_DOWNMIX) == AV_CH_LAYOUT_STEREO_DOWNMIX) - return AV_CH_LAYOUT_STEREO; - if(layout && layout != AV_CH_FRONT_CENTER && !(layout&(layout-1))) { char buf[128]; av_get_channel_layout_string(buf, sizeof(buf), -1, layout); @@ -125,6 +122,11 @@ av_cold static int auto_matrix(SwrContext *s) in_ch_layout = clean_layout(s, s->in_ch_layout); out_ch_layout = clean_layout(s, s->out_ch_layout); + if( out_ch_layout == AV_CH_LAYOUT_STEREO_DOWNMIX + && (in_ch_layout & AV_CH_LAYOUT_STEREO_DOWNMIX) == 0 + ) + out_ch_layout = AV_CH_LAYOUT_STEREO; + if(!sane_layout(in_ch_layout)){ av_get_channel_layout_string(buf, sizeof(buf), -1, s->in_ch_layout); av_log(s, AV_LOG_ERROR, "Input channel layout '%s' is not supported\n", buf); |