public void SetStreamFinishedCallback(StreamFinishedCallback streamFinishedCallback)
 {
     HandleError(PortAudioInterop.Pa_SetStreamFinishedCallback(
                     handle,
                     userData => streamFinishedCallback(userData)
                     ));
 }
 public void SetStreamFinishedCallback(StreamFinishedCallback streamFinishedCallback)
 {
     HandleError (PortAudioInterop.Pa_SetStreamFinishedCallback (
         handle,
         userData => streamFinishedCallback (userData)
     ));
 }