diff options
Diffstat (limited to 'libavfilter/avfilter.h')
-rw-r--r-- | libavfilter/avfilter.h | 71 |
1 files changed, 52 insertions, 19 deletions
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h index d21b1445f0..828b270b6c 100644 --- a/libavfilter/avfilter.h +++ b/libavfilter/avfilter.h @@ -368,6 +368,13 @@ struct AVFilterContext { * Overrides global number of threads set per filter graph. */ int nb_threads; + + /** + * Ready status of the filter. + * A non-0 value means that the filter needs activating; + * a higher value suggests a more urgent activation. + */ + unsigned ready; }; /** @@ -509,18 +516,6 @@ struct AVFilterLink { int max_samples; /** - * Link status. - * If not zero, all attempts of filter_frame or request_frame - * will fail with the corresponding code, and if necessary the reference - * will be destroyed. - * If request_frame returns an error, the status is set on the - * corresponding link. - * It can be set also be set by either the source or the destination - * filter. - */ - int status; - - /** * Number of channels. */ int channels; @@ -541,13 +536,6 @@ struct AVFilterLink { void *video_frame_pool; /** - * True if a frame is currently wanted on the input of this filter. - * Set when ff_request_frame() is called by the output, - * cleared when the request is handled or forwarded. - */ - int frame_wanted_in; - - /** * True if a frame is currently wanted on the output of this filter. * Set when ff_request_frame() is called by the output, * cleared when a frame is filtered. @@ -559,6 +547,51 @@ struct AVFilterLink { * AVHWFramesContext describing the frames. */ AVBufferRef *hw_frames_ctx; + +#ifndef FF_INTERNAL_FIELDS + + /** + * Internal structure members. + * The fields below this limit are internal for libavfilter's use + * and must in no way be accessed by applications. + */ + char reserved[0xF000]; + +#else /* FF_INTERNAL_FIELDS */ + + /** + * Queue of frames waiting to be filtered. + */ + FFFrameQueue fifo; + + /** + * If set, the source filter can not generate a frame as is. + * The goal is to avoid repeatedly calling the request_frame() method on + * the same link. + */ + int frame_blocked_in; + + /** + * Link input status. + * If not zero, all attempts of filter_frame will fail with the + * corresponding code. + */ + int status_in; + + /** + * Timestamp of the input status change. + */ + int64_t status_in_pts; + + /** + * Link output status. + * If not zero, all attempts of request_frame will fail with the + * corresponding code. + */ + int status_out; + +#endif /* FF_INTERNAL_FIELDS */ + }; /** |