Sets the engine to operate in manual rendering mode with the specified render format and maximum frame count.
- iOS 11.0+
- macOS 10.13+
- tvOS 11.0+
- watchOS 4.0+
Use this method to configure the engine to render in response to requests from the client. You must stop the engine before calling this method. The render format must be a PCM format and match the format of the rendering buffer.