public static extern void PlayMusicStringWithOptsCB([MarshalAs(UnmanagedType.LPWStr)] String szMusicNotes, int nMidiOutPortID, uint nTimerResMS, [MarshalAs(UnmanagedType.FunctionPtr)] ParserTraceDelegate td, [MarshalAs(UnmanagedType.FunctionPtr)] ParserErrorDelegate ed, IntPtr userData);
public static extern void PlayMusicStringCB([MarshalAs(UnmanagedType.LPWStr)] String szMusicNotes, [MarshalAs(UnmanagedType.FunctionPtr)] ParserTraceDelegate td, [MarshalAs(UnmanagedType.FunctionPtr)] ParserErrorDelegate ed, IntPtr userData);