IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, IMAGE PROCESSING PROGRAM, AND PRINTING SYSTEM

摘要

PROBLEM TO BE SOLVED: To avoid erroneous recognition of a character included in an image in the case of converting a color image to a monochromatic image.

SOLUTION: An image processing apparatus 100 applies a hatch pattern having a pattern corresponding to the colors of a graphic image including a character image in an image region to an image region corresponding to the colors of the graphic image and changes the density of at least one of the rectangular region S of a hatch pattern at a predetermined distance from the character image and the character image to increase difference in density between the rectangular region S and the character image.

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