Instance Property

videoCompositionInstruction

The video composition instruction to use to compose the frame.

Declaration

var videoCompositionInstruction: AVVideoCompositionInstructionProtocol { 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 sourceTrackIDs: [NSNumber]

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

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

Learn more about using Apple's beta software