init(videoTracks:videoSettings:)
Creates an object that reads composited video frames from the specified video tracks.
Declaration
init(videoTracks: [AVAssetTrack], videoSettings: [String : Any]?)Parameters
- videoTracks:
An array of asset tracks from which to read video frames for compositing. The media type of each track must be Video.
- videoSettings:
Specifying a
nilvalue configures the output to return samples in an uncompressed format.