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Make avfilter_config_links() propagate audio information of the source link if it is not explicitely set by the filter.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Stefano Sabatini 2011-02-13 22:59:55 +01:00 committed by Michael Niedermayer
parent 1762d9ced7
commit 6985d7bf87
1 changed files with 6 additions and 0 deletions
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6
libavfilter/avfilter.c
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@ -198,6 +198,12 @@ int avfilter_config_links(AVFilterContext *filter)
link->sample_aspect_ratio = link->src->input_count ?
link->src->inputs[0]->sample_aspect_ratio : (AVRational){1,1};
if (link->sample_rate == 0 && link->src && link->src->input_count)
link->sample_rate = link->src->inputs[0]->sample_rate;
if (link->channel_layout == 0 && link->src && link->src->input_count)
link->channel_layout = link->src->inputs[0]->channel_layout;
if ((config_link = link->dstpad->config_props))
if ((ret = config_link(link)) < 0)
return ret;