コード例 #1
0
        public bool IsMuted(MixerInfo mi)
        {
            MIXERCONTROLDETAILS mcd = new MIXERCONTROLDETAILS();

            mcd.cbStruct       = (uint)Marshal.SizeOf(typeof(MIXERCONTROLDETAILS));
            mcd.dwControlID    = mi.muteCtl;
            mcd.cMultipleItems = 0;
            mcd.cChannels      = 1;
            mcd.cbDetails      = 4;
            mcd.paDetails      = Marshal.AllocHGlobal((int)mcd.cbDetails);

            WinMNWarpConstants.mixerGetControlDetails(IntPtr.Zero, ref mcd, MIXER.GETCONTROLDETAILSF_VALUE | MIXER.OBJECTF_MIXER);

            int rtn = Marshal.ReadInt32(mcd.paDetails);

            Marshal.FreeHGlobal(mcd.paDetails);

            return(rtn != 0);
        }
コード例 #2
0
        public VOLUME GetVolume(MixerInfo mi)
        {
            MIXERCONTROLDETAILS mcd = new MIXERCONTROLDETAILS();

            mcd.cbStruct       = (uint)Marshal.SizeOf(typeof(MIXERCONTROLDETAILS));
            mcd.dwControlID    = mi.volumeCtl;
            mcd.cMultipleItems = 0;
            mcd.cChannels      = 2;
            mcd.cbDetails      = (uint)Marshal.SizeOf(typeof(int));
            mcd.paDetails      = Marshal.AllocHGlobal((int)mcd.cbDetails);

            WinMNWarpConstants.mixerGetControlDetails(IntPtr.Zero, ref mcd, MIXER.GETCONTROLDETAILSF_VALUE | MIXER.OBJECTF_MIXER);

            VOLUME rtn = (VOLUME)Marshal.PtrToStructure(mcd.paDetails, typeof(VOLUME));

            Marshal.FreeHGlobal(mcd.paDetails);

            return(rtn);
        }