internal static void AudioDevicesClientClose()
{
if (pm_AudioDevicesCallback != null)
{
try
{
IMMDeviceEnumerator deviceEnumerator = (IMMDeviceEnumerator)(new MMDeviceEnumerator());
deviceEnumerator.UnregisterEndpointNotificationCallback(pm_AudioDevicesCallback);
pm_AudioDevicesCallback = null;
pm_AudioDevicesEventArgs = null;
if (deviceEnumerator != null)
{
Marshal.ReleaseComObject(deviceEnumerator); deviceEnumerator = null;
}
}
catch { /* ignore */ }
}
}
internal static bool AudioDevicesClientOpen()
{
bool result = true;
if (pm_AudioDevicesCallback == null)
{
try
{
IMMDeviceEnumerator deviceEnumerator = (IMMDeviceEnumerator)(new MMDeviceEnumerator());
pm_AudioDevicesCallback = new AudioDevicesClient();
deviceEnumerator.RegisterEndpointNotificationCallback(pm_AudioDevicesCallback);
pm_AudioDevicesEventArgs = new SystemAudioDevicesEventArgs();
if (deviceEnumerator != null)
{
Marshal.ReleaseComObject(deviceEnumerator);
}
}
catch { result = false; }
}
return(result);
}
