private static void SetMasterMute(bool isMute, ref RPIData data)
{
MMDevice device = GetDefaultDevice();
AudioEndpointVolume Endpointvolume = AudioEndpointVolume.FromDevice(device);
Endpointvolume.SetMuteNative(isMute, new Guid());
if (isMute == false)
{
for (int i = 0; i < data.Programs.Count; i++)
{
data.Programs[i].IsMute = false;
}
}
}
