public static extern void rs_get_stream_intrinsics( IntPtr device, StreamType stream, ref Intrinsics intrin, out IntPtr error);
public void GetStreamIntrinsics( StreamType stream, ref Intrinsics intrin )
{
IntPtr error = IntPtr.Zero;
NativeMethod.Device.rs_get_stream_intrinsics( device, stream, ref intrin, out error );
RealSenseException.Handle( error );
}