@:optionaloptionalsampleRate:Null<Float>
@:optionaloptionaloutputPort:Null<Int>
@:optionaloptionaloutputNumChannels:Null<Int>
@:optionaloptionaloutputLatency:Null<Float>
@:optionaloptionalinputPort:Null<Int>
@:optionaloptionalinputNumChannels:Null<Int>
@:optionaloptionalinputLatency:Null<Float>
@:optionaloptionalbufferSize:Null<Int>