Instance Property

customVideoCompositorClass

A custom compositor class to use.

Declaration

@property(nonatomic, readonly) Class<AVVideoCompositing> customVideoCompositorClass;

Discussion

The default is nil, indicating the internal video compositor is used. The customVideoCompositorClass must implement the AVVideoCompositing protocol.

See Also

Configuring Video Composition Properties

frameDuration

A time interval for which the video composition should render composed video frames.

renderSize

The size at which the video composition should render.

renderScale

The scale at which the video composition should render.

instructions

The video composition instructions.

AVVideoCompositionInstruction

Methods you can implement to represent operations to be performed by a compositor.

animationTool

A video composition tool to use with Core Animation in offline rendering.

sourceTrackIDForFrameTiming

A value that indicates whether frame timing for the video composition is derived from the source's asset track.

colorPrimaries

The color primaries used for video composition.

colorTransferFunction

The transfer function used for video composition.

colorYCbCrMatrix

The YCbCr matrix used for video composition.