The maximum number of frames that the audio unit can render at once.
- iOS 10.0+
- macOS 10.12+
- Mac Catalyst 13.0+
- tvOS 10.0+
This must be set by the host before render resources are allocated. It cannot be changed while render resources are allocated.
This version 3 property is bridged to the version 2 kAudioUnitProperty_MaximumFramesPerSlice API.