internal static extern void rs2_start(SensorHandle sensor, FrameCallback on_frame, IntPtr user, out RsError error);
internal static extern void rs2_open_multiple(SensorHandle device, [In] IntPtr[] profiles, int count, out RsError error);
internal static extern void rs2_close(SensorHandle sensor, out RsError error);
internal static extern void rs2_open(SensorHandle device, StreamProfileHandle profile, out RsError error);
internal static extern float rs2_get_stereo_baseline(SensorHandle sensor, out RsError error);
internal static extern float rs2_get_depth_scale(SensorHandle sensor, out RsError error);
internal static extern int rs2_supports_sensor_info(SensorHandle sensor, CameraInfo info, out RsError error);
internal static extern IntPtr rs2_get_sensor_info(SensorHandle sensor, CameraInfo info, out RsError error);