buffer_get_video_region_of_interest_meta_id

Description:

[ CCode ( cname = "gst_buffer_get_video_region_of_interest_meta_id" ) ]
public unowned RegionOfInterestMeta? buffer_get_video_region_of_interest_meta_id (Buffer buffer, int id)

Find the RegionOfInterestMeta on buffer with the given id.

Buffers can contain multiple RegionOfInterestMeta metadata items if multiple regions of interests are marked on a frame.

Parameters:

buffer	a Buffer
id	a metadata id

Returns:

the RegionOfInterestMeta with id or null when there is no such metadata on buffer.

Namespace: Gst.Video

Package: gstreamer-video-1.0