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avfilter: Document avfilter_graph_alloc return value

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Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
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Federico Tomassetti 2015-03-21 10:44:57 +00:00 committed by Luca Barbato
parent 27aa1ff35a
commit cfe6461392
1 changed files with 2 additions and 0 deletions
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libavfilter/avfilter.h
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@ -1004,6 +1004,8 @@ typedef struct AVFilterGraph {
/** /**
* Allocate a filter graph. * Allocate a filter graph.
*
* @return the allocated filter graph on success or NULL.
*/ */
AVFilterGraph *avfilter_graph_alloc(void); AVFilterGraph *avfilter_graph_alloc(void);