using System; using System.Collections.Generic; using System.Runtime.InteropServices; using System.Text; namespace NAudio.CoreAudioApi.Interfaces { [Guid("DF45AEEA-B74A-4B6B-AFAD-2366B6AA012E"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown), ComImport] internal interface IAudioMute { [PreserveSig] int GetMute( [Out, MarshalAs(UnmanagedType.Bool)] out bool mute); [PreserveSig] int SetMute( [In, MarshalAs(UnmanagedType.Bool)] bool mute, [In] ref Guid eventContext); } }