Patent ID: 8199368

Claim:
An image data correcting apparatus comprising: an image data obtaining section that obtains print image data representing a print image in which a plurality of images are arranged, the print image to be printed by a printing system in which printing densities for inks of a plurality of colors are set respectively and the inks are supplied at the printing densities respectively so that an image is printed based on an image data; an area designation receiving section that receives a designating operation to designate an area in the print image represented by the print image data obtained by the image data obtaining section; a density adjusting section in which an adjustment value is designated through an operation for the printing density; a change estimating section that estimates a change in a print color in the printing system that is caused by an adjustment of the printing densities according to the adjustment values designated by the density adjusting section; and a data correcting section that corrects the print image data to cancel the change estimated by the change estimating section in an other area other than the area designated through the designating operation in the print image.