Instance Property

sourceTrackIDs

The track IDs of all the source buffers that are available to compose the frame.

Declaration

var sourceTrackIDs: [NSNumber] { get }

See Also

Getting the Composition Request Settings

var compositionTime: CMTime

The time for which the frame should be composed.

var renderContext: AVVideoCompositionRenderContext

The video composition render context making the request.

var videoCompositionInstruction: AVVideoCompositionInstructionProtocol

The video composition instruction to use to compose the frame.