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avfiltergraph: make the AVFilterInOut alloc/free API public

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This is required for letting applications to create and destroy
AVFilterInOut structs in a convenient way.

Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Stefano Sabatini
2011-06-11 15:30:46 +02:00
committed by Anton Khirnov
parent 12e7e1d03e
commit 91d3cbe0fd
6 changed files with 42 additions and 20 deletions
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13
libavfilter/avfiltergraph.h
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@@ -111,6 +111,19 @@ typedef struct AVFilterInOut {
struct AVFilterInOut *next;
} AVFilterInOut;
/**
* Allocate a single AVFilterInOut entry.
* Must be freed with avfilter_inout_free().
* @return allocated AVFilterInOut on success, NULL on failure.
*/
AVFilterInOut *avfilter_inout_alloc(void);
/**
* Free the supplied list of AVFilterInOut and set *inout to NULL.
* If *inout is NULL, do nothing.
*/
void avfilter_inout_free(AVFilterInOut **inout);
/**
* Add a graph described by a string to a graph.
*