public CoreAudioController()
{
// ReSharper disable once SuspiciousTypeConversion.Global
var innerEnumerator = ComObjectFactory.GetDeviceEnumerator();
_innerEnumeratorPtr = Marshal.GetIUnknownForObject(innerEnumerator);
if (innerEnumerator == null)
{
throw new InvalidComObjectException("No Device Enumerator");
}
_innerEnumerator = new ThreadLocal <IMultimediaDeviceEnumerator>(() => Marshal.GetUniqueObjectForIUnknown(_innerEnumeratorPtr) as IMultimediaDeviceEnumerator);
ComThread.Invoke(() =>
{
_systemEvents = new SystemEventNotifcationClient(() => InnerEnumerator);
_systemEvents.DeviceAdded.Subscribe(x => OnDeviceAdded(x.DeviceId));
_systemEvents.DeviceRemoved.Subscribe(x => OnDeviceRemoved(x.DeviceId));
_deviceCache = new HashSet <CoreAudioDevice>();
IMultimediaDeviceCollection collection;
InnerEnumerator.EnumAudioEndpoints(EDataFlow.All, EDeviceState.All, out collection);
using (var coll = new MultimediaDeviceCollection(collection))
{
foreach (var mDev in coll)
{
CacheDevice(mDev);
}
}
});
}
public void LoadDevices(bool loadMeter = true, bool loadEndpoint = true, bool loadSession = true)
{
ComThread.Invoke(() =>
{
_systemEvents = new SystemEventNotifcationClient(() => InnerEnumerator);
_systemEvents.DeviceAdded.Subscribe(x => OnDeviceAdded(x.DeviceId));
_systemEvents.DeviceRemoved.Subscribe(x => OnDeviceRemoved(x.DeviceId));
_deviceCache = new HashSet <CoreAudioDevice>();
IMultimediaDeviceCollection collection;
InnerEnumerator.EnumAudioEndpoints(EDataFlow.All, EDeviceState.All, out collection);
using (var coll = new MultimediaDeviceCollection(collection))
{
foreach (var mDev in coll)
{
CacheDevice(mDev, loadMeter, loadEndpoint, loadSession);
}
}
});
}
protected override void Dispose(bool disposing)
{
ComThread.BeginInvoke(() =>
{
_systemEvents?.Dispose();
_systemEvents = null;
})
.ContinueWith(x =>
{
foreach (var device in _deviceCache)
{
device.Dispose();
}
_deviceCache?.Clear();
_lock?.Dispose();
_innerEnumerator?.Dispose();
base.Dispose(disposing);
GC.SuppressFinalize(this);
});
}
public ComMultimediaNotificationClient(SystemEventNotifcationClient client)
{
_client = client;
}
