Closely related to image processing are computer graphics and computer vision. In computer graphics, images are manually made physical models of objects, environments, and lighting, instead of being acquired (via imaging devices such as cameras) natural scenes, as in most animated movies. Computer vision, on the other hand, is often considered high-level image processing out of which a machine/computer/software intends to decipher the physical contents of an image or a sequence of images (e.g., videos or 3D full-body magnetic resonance scan
