The video composition to use when extracting images from assets with multiple video tracks.
SDKs
- iOS 4.0+
- macOS 10.7+
- Mac Catalyst 13.0+
- tvOS 9.0+
Framework
- AVFoundation
Declaration
@NSCopying var videoComposition: AVVideo Composition? { get set }
Discussion
If no video composition is specified, only the first enabled video track will be used. If a video composition is specified, the applies
property is ignored.