Patent ID: 8570593

Claim:
A process for processing document data containing many document pages, wherein color data are contained in the document data, the color data being encoded in a color profile and designated as input color data, comprising the steps of: providing logical rules or conditions for identifying positions of objects whose respective colors are to be altered, and using said logical rules or conditions, identifying said objects; displaying said objects by displaying respective color elements of the input color data on a display device; for said displayed objects executing a color conversion and generating a conversion rule therefore to change each of said displayed objects of identified position to different colors than their original colors, said different colors all being different from each other; altering respective color elements of the input color data in the document data for said objects according to the conversion rule, and generating output color data thereby; selecting a color profile in which the output color data are to be encoded from several provided color profiles; and screening at least a portion of the document data on a page-by-page basis with the output color data, and displaying the screened data on the display device.