The invention discloses an image processing apparatus and method. The method of the invention first splits the image into a green color plane, a red color plane and a blue color plane. Afterward, each one of the green color plane, the red color plane and the blue color plane is sequentially masked by...http://www.google.fr/patents/US7636112?utm_source=gb-gplus-shareBrevet US7636112 - Image processing apparatus and method