*/
int rej_perms;
- /**
- * Callback called before passing the first slice of a new frame. If
- * NULL, the filter layer will default to storing a reference to the
- * picture inside the link structure.
- *
- * Input video pads only.
- *
- * @return >= 0 on success, a negative AVERROR on error. picref will be
- * unreferenced by the caller in case of error.
- */
- void (*start_frame)(AVFilterLink *link, AVFilterBufferRef *picref);
-
/**
* Callback function to get a video buffer. If NULL, the filter system will
* use ff_default_get_video_buffer().
AVFilterBufferRef *(*get_audio_buffer)(AVFilterLink *link, int perms,
int nb_samples);
- /**
- * Callback called after the slices of a frame are completely sent. If
- * NULL, the filter layer will default to releasing the reference stored
- * in the link structure during start_frame().
- *
- * Input video pads only.
- *
- * @return >= 0 on success, a negative AVERROR on error.
- */
- int (*end_frame)(AVFilterLink *link);
-
/**
* Filtering callback. This is where a filter receives a frame with
* audio/video data and should do its processing.