Revision 91d1c741 libavfilter/avfilter.h

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libavfilter/avfilter.h
395 395
/** Default handler for query_formats() */
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int avfilter_default_query_formats(AVFilterContext *ctx);
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/** start_frame() handler for filters which simply pass video along */
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void avfilter_null_start_frame(AVFilterLink *link, AVFilterPicRef *picref);
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/** draw_slice() handler for filters which simply pass video along */
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void avfilter_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir);
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/** end_frame() handler for filters which simply pass video along */
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void avfilter_null_end_frame(AVFilterLink *link);
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/** get_video_buffer() handler for filters which simply pass video along */
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AVFilterPicRef *avfilter_null_get_video_buffer(AVFilterLink *link,
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                                                  int perms, int w, int h);
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/**
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 * Filter definition. This defines the pads a filter contains, and all the
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 * callback functions used to interact with the filter.

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