| 摘要 |
<P>PROBLEM TO BE SOLVED: To perform composition of a background pattern image more favorably than the conventional method. <P>SOLUTION: An image formation device 1 to compose a background pattern image 51, formed by a plurality of character dots 6J in size readable by image reading means and a plurality of elimination dots 6S in size not readable by the image reading means, to an original document image 50, is provided with a specific pattern detection part 101 to detect a specific pattern region 50p, which is a region with a specific region, from the original document image 50; and a print image data generation part 108 to compose the background pattern image 51 to the original document image 50 by disposing the elimination dots 6S without disposing the character dots 6J on the specific pattern region 50p, and disposing the character dots 6J and the elimination dots 6S on a region other than the specific patter region. <P>COPYRIGHT: (C)2012,JPO&INPIT |
