From 27d39c225bb35e25431f562160cf28f3aacdb3c7 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sun, 18 Nov 2012 19:26:46 +0100
Subject: [PATCH] liavfi/avcodec: allow channel layouts with fewer channels
than actually available.
This fixes the regression with Ticket1726, where some audio was lost.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
libavfilter/avcodec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavfilter/avcodec.c b/libavfilter/avcodec.c
index 5ace9d96868..30b8258eb65 100644
--- a/libavfilter/avcodec.c
+++ b/libavfilter/avcodec.c
@@ -61,7 +61,7 @@ int avfilter_copy_frame_props(AVFilterBufferRef *dst, const AVFrame *src)
dst->audio->sample_rate = src->sample_rate;
dst->audio->channel_layout = src->channel_layout;
dst->audio->channels = src->channels;
- if(src->channels != av_get_channel_layout_nb_channels(src->channel_layout)) {
+ if(src->channels < av_get_channel_layout_nb_channels(src->channel_layout)) {
av_log(0, AV_LOG_ERROR, "libavfilter does not support this channel layout\n");
return AVERROR(EINVAL);
}
--
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