21 #ifndef AVFILTER_VIDEO_H 22 #define AVFILTER_VIDEO_H This structure describes decoded (raw) audio or video data.
Main libavfilter public API header.
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
AVFrame * ff_null_get_video_buffer(AVFilterLink *link, int w, int h)
A link between two filters.
Filter the word “frame” indicates either a video frame or a group of audio as stored in an AVFrame structure Format for each input and each output the list of supported formats For video that means pixel format For audio that means channel sample they are references to shared objects When the negotiation mechanism computes the intersection of the formats supported at each end of a link
AVFrame * ff_default_get_video_buffer(AVFilterLink *link, int w, int h)