Patent ID: 7859545

Claim:
An image processing apparatus characterized by comprising: image display unit for displaying a digital image; chromaticity diagram display unit for displaying a chromaticity diagram which expresses a color system, the chromaticity diagram including a hue/chroma diagram and a brightness diagram; selection unit for allowing a user to select a color from the digital image or the hue/chroma diagram; color object display unit for displaying the color selected by said selection unit on the chromaticity diagram displayed by said chromaticity diagram display unit as a color object, wherein the color object is displayed on both the hue/chroma diagram and the brightness diagram; and color object moving unit for moving the color object on the chromaticity diagram in response to a user operation, and wherein the color object moving unit moves, in response to a user operation to move the color object on the hue/chroma diagram, the color object on the hue/chroma diagram and automatically moves the color object on the brightness diagram in correspondence with the movement of the color object on the hue/chroma diagram, wherein both the color object originally displayed by said chromaticity diagram display unit and the color object moved by said color object moving unit are displayed on the chromaticity diagram displayed by said chromaticity diagram display unit and wherein said image display unit further displays, in addition to the digital image, a destination image generated by applying, to the digital image, a process for changing the color corresponding to the color object before moved to the color corresponding to the color object after moved by said color object moving unit.