/// <summary>
/// Changes the camera device.
/// </summary>
public void ChangeCamera(int deviceID)
{
if (!initialized)
{
return;
}
// same device
if (WebCamera != null && WebCamera.DeviceID == deviceID)
{
return;
}
// find the proper info
VideoDeviceInfo newDeviceInfo = null;
foreach (var info in Cameras)
{
if (info.DeviceID != deviceID)
{
continue;
}
newDeviceInfo = info;
break;
}
if (newDeviceInfo == null)
{
return;
}
// begin change device
bool capturing = false;
if (WebCamera != null)
{
// disconnect
if (LocalImageProvider != null)
{
audioConnector.Disconnect(WebCamera, LocalImageProvider);
}
audioConnector.Disconnect(WebCamera, phoneCallVideoSender);
// dispose previous device
capturing = WebCamera.Capturing;
WebCamera.Stop();
WebCamera.Dispose();
}
// create new
WebCamera = WebCamera.GetDevice(newDeviceInfo);
if (WebCamera != null)
{
audioConnector.Connect(WebCamera, LocalImageProvider);
audioConnector.Connect(WebCamera, phoneCallVideoSender);
if (capturing)
{
WebCamera.Start();
}
}
OnPropertyChanged("WebCamera");
}
public WebCameraEngine(VideoDeviceInfo device)
{
_camera = WebCamera.GetDevice(device);
_microphone = Microphone.GetDefaultDevice();
}