AUImplementorValueFromStringCallback
A block called to convert a string to a parameter value.
Declaration
typealias AUImplementorValueFromStringCallback = (AUParameter, String) -> AUValueDiscussion
This block is only of interest to audio unit subclasses.
The block returns the current value of the parameter.
The block takes the following parameters:
- param
The parameter whose value will be changed.
- string
The string that contains the new parameter value.
See Also
Related Documentation
Monitoring Parameter Changes
AUListenerCreateWithDispatchQueue(_:_:_:_:)AUListenerCreate(_:_:_:_:_:_:)AUParameterListenerNotify(_:_:_:)AUParameterFormatValue(_:_:_:_:)AUParameterSet(_:_:_:_:_:)AUParameterValueFromLinear(_:_:)AUParameterValueToLinear(_:_:)AUParameterListenerBlockAUParameterListenerProcAUParameterListenerRefAUImplementorDisplayNameWithLengthCallbackAUImplementorStringFromValueCallback