public void DeviceChanged(Gst.Device device, Gst.Device changed_device)
{
gst_device_provider_device_changed(Handle, device == null ? IntPtr.Zero : device.Handle, changed_device == null ? IntPtr.Zero : changed_device.Handle);
}
public void DeviceRemove(Gst.Device device)
{
gst_device_provider_device_remove(Handle, device == null ? IntPtr.Zero : device.Handle);
}
public void DeviceAdd(Gst.Device device)
{
gst_device_provider_device_add(Handle, device == null ? IntPtr.Zero : device.Handle);
}