bufferAddVideoOverlayCompositionMeta

fngstvideo.video_overlay_composition_meta.VideoOverlayCompositionMeta bufferAddVideoOverlayCompositionMeta(gst.buffer.Buffer buf, gstvideo.video_overlay_composition.VideoOverlayComposition comp = null)

Sets an overlay composition on a buffer. The buffer will obtain its own reference to the composition, meaning this function does not take ownership of comp.

Parameters

bufa #GstBuffer
compa #GstVideoOverlayComposition

Returns

a #GstVideoOverlayCompositionMeta