Patent ID: 6947078
Filing Date: 2005-09-20
Classification: H04N

Abstract:
1. A color correction apparatus for correcting, on the basis of color image data representing a color image by a plurality of elemental color elements, said color image data, said apparatus comprising: object pixel summing up means for carrying out summing up with respect to a fixed color pixel on the basis of said color image data; color adjustment amount computing means for obtaining a color adjustment amount for reducing a difference between the optimum value predetermined for said fixed color pixel and the result of said summing up; color adjustment amount correcting means for correcting said color adjustment amount on the basis of said fixed elemental color elements of said pixel; and color correcting means for color correcting said color image data on the basis of the color adjustment amount corrected by said color adjustment amount correcting means; wherein said color adjustment amount correcting means corrects said color adjustment amount on the basis of addition, subtraction, multiplication and division of the fixed elemental color elements of each pixel.