Patent ID: 6768494
Filing Date: 2004-07-27
Classification: G09G,H04N

Abstract:
A method for correcting areas of a page that may produce hue shifts when executing a color conversion process on the page from a source color space to a destination color space, the method comprising:a. describing the page with a page description language such that at least one object includes a plurality of unspecified color points, unspecified color points being points that are not specified with a color in the source color space; b. determining when a predetermined amount of hue shift will occur in the color conversion process for the object from the source color space to the destination color space; and c. if the amount of hue shift exceeds the predetermined amount, i. generating color data for all of the plurality of unspecified color points on the object in the source color space, and ii. color converting the object from the source color space to the destination color space.