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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-09-08 21:18:47 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-09-08 21:32:24 +0200 |
| commit | 0e78e575ed47eb8e405cf81e3f487b56af7ce90a (patch) | |
| tree | 66ce356cac7ffc16904653db71cde09f35f1fb21 /libswresample | |
| parent | f8d74cbdc39726965723ff81ccb10a841d5ab8a4 (diff) | |
| download | ffmpeg-0e78e575ed47eb8e405cf81e3f487b56af7ce90a.tar.gz | |
swr/auto_matrix: treat a single channel as mono instead of failing
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libswresample')
| -rw-r--r-- | libswresample/rematrix.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libswresample/rematrix.c b/libswresample/rematrix.c index c4c218de54..1117f235cc 100644 --- a/libswresample/rematrix.c +++ b/libswresample/rematrix.c @@ -106,6 +106,13 @@ 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); + av_log(s, AV_LOG_VERBOSE, "Treating %s as mono\n", buf); + return AV_CH_FRONT_CENTER; + } + return layout; } |