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swresample: fix AV_CH_LAYOUT_STEREO_DOWNMIX input

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Fixes Ticket 3542

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 291d464161a5bf3b566bc147f83e4242b0c18d74)
This commit is contained in:
Michael Niedermayer 2014-04-24 01:25:46 +02:00 committed by Carl Eugen Hoyos
parent 4f41717d01
commit 4a479fd3e6
1 changed files with 5 additions and 0 deletions

5
libswresample/rematrix.c

@ -127,6 +127,11 @@ av_cold static int auto_matrix(SwrContext *s)
)
out_ch_layout = AV_CH_LAYOUT_STEREO;
if( in_ch_layout == AV_CH_LAYOUT_STEREO_DOWNMIX
&& (out_ch_layout & AV_CH_LAYOUT_STEREO_DOWNMIX) == 0
)
in_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);