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lavfi: add avfilter_get_class(). 

Useful for examining options, the same as the corresponding functions
for the other libs.
This commit is contained in:
Anton Khirnov 2013-03-13 09:09:36 +01:00
parent 4d1f31ea44
commit 8114c10160
2 changed files with 12 additions and 0 deletions
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5
libavfilter/avfilter.c
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@ -693,3 +693,8 @@ int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
return filter_frame(link, out);
}
const AVClass *avfilter_get_class(void)
{
return &avfilter_class;
}

7
libavfilter/avfilter.h
View File

@ -690,4 +690,11 @@ attribute_deprecated
int avfilter_copy_buf_props(AVFrame *dst, const AVFilterBufferRef *src);
#endif
/**
* @return AVClass for AVFilterContext.
*
* @see av_opt_find().
*/
const AVClass *avfilter_get_class(void);
#endif /* AVFILTER_AVFILTER_H */