diff options
| author | Anton Khirnov <anton@khirnov.net> | 2012-05-30 11:20:32 +0200 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2012-06-05 09:38:16 +0200 |
| commit | 803391f7195ba37a553026009ff989d6e2625d8f (patch) | |
| tree | 4516f7e9e0ca7a4a15b7e610efecc4381de7814e /libavfilter/internal.h | |
| parent | fa417fcd278a003530fe6bf851f8194177a5e71f (diff) | |
lavfi: remove request/poll and drawing functions from public API on next bump
They are only useful inside filters and we don't allow user filters for
now.
Diffstat (limited to 'libavfilter/internal.h')
| -rw-r--r-- | libavfilter/internal.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/libavfilter/internal.h b/libavfilter/internal.h index 7f7cf45771..4b53831063 100644 --- a/libavfilter/internal.h +++ b/libavfilter/internal.h @@ -69,4 +69,21 @@ static inline void ff_insert_outpad(AVFilterContext *f, unsigned index, &f->output_pads, &f->outputs, p); } +/** + * Poll a frame from the filter chain. + * + * @param link the input link + * @return the number of immediately available frames, a negative + * number in case of error + */ +int ff_poll_frame(AVFilterLink *link); + +/** + * Request an input frame from the filter at the other end of the link. + * + * @param link the input link + * @return zero on success + */ +int ff_request_frame(AVFilterLink *link); + #endif /* AVFILTER_INTERNAL_H */ |