    //! Load image from a camera stream, using OpenCV \newinstance.
    static CImg<T> get_load_camera(const unsigned int camera_index=0,
                                   const unsigned int capture_width=0, const unsigned int capture_height=0,
                                   const unsigned int skip_frames=0, const bool release_camera=true) {
      return CImg<T>().load_camera(camera_index,capture_width,capture_height,skip_frames,release_camera);
     
    static CImg<T> get_load_camera(const unsigned int camera_index=0,
                                   const unsigned int capture_width=0, const unsigned int capture_height=0,
                                   const unsigned int skip_frames=0, const bool release_camera=true) {
      return CImg<T>().load_camera(camera_index,capture_width,capture_height,skip_frames,release_camera);