From d224d73a5da8c6519cdd5b492808af736769c753 Mon Sep 17 00:00:00 2001 From: Vitor Sessak Date: Fri, 15 Feb 2008 22:14:37 +0000 Subject: Implement poll_frame() method. Fix ffmpeg.c bug with vf_fps filter. Commited in SoC by Vitor Sessak on 2008-02-06 19:55:36 Originally committed as revision 12109 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavfilter/avfilter.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'libavfilter') diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h index 35adf9f025..4f5c3a5420 100644 --- a/libavfilter/avfilter.h +++ b/libavfilter/avfilter.h @@ -186,6 +186,8 @@ void avfilter_formats_ref(AVFilterFormats *f, AVFilterFormats **ref); */ void avfilter_formats_unref(AVFilterFormats **ref); +int avfilter_poll_frame(AVFilterLink *link); + /** * A filter pad used for either input or output */ @@ -258,6 +260,17 @@ struct AVFilterPad */ void (*draw_slice)(AVFilterLink *link, int y, int height); + /** + * Frame poll callback. This returns the number of immediately available + * frames. It should return a positive value if the next request_frame() + * is guaranteed to return one frame (with no delay). + * + * Defaults to just calling the source poll_frame() method. + * + * Output video pads only. + */ + int (*poll_frame)(AVFilterLink *link); + /** * Frame request callback. A call to this should result in at least one * frame being output over the given link. This should return zero on -- cgit v1.2.3