The preferred volume level for storing in the output file.
- iOS 7.0+
- macOS 10.9+
- Mac Catalyst 13.0+
- tvOS 9.0+
The value for this property should typically be in the range of
The default value is
1.0, which is equivalent to a “normal” volume level.
Configuring a Writer Input
The collection of track-level metadata to associate with the asset and for carriage in the output file.
The transform specified in the output file as the preferred transformation of the visual media data for display purposes.
A Boolean value that indicates whether the input should tailor its processing of media data for real-time sources.
Size specified in the output file as the natural dimensions of the visual media data for display.