IMAGE DATA GENERATING APPARATUS, IMAGE OUTPUTTING APPARATUS, IMAGE OUTPUT CONTROL UNIT, IMAGE OUTPUTTING SYSTEM, IMAGE DATA GENERATING METHOD AND RECORDING MEDIUM

摘要

PROBLEM TO BE SOLVED: To improve generating speed of data of image. SOLUTION: A color/monochrome judging part 132 judges whether each of the plurality of partial images (bands) obtained by dividing the image is a color image or a monochrome image. A lender 133 forms image data of color for a partial image which is judged as being color, and generate monochrome image data for a partial image which is judged as being monochrome.