| 摘要 |
PROBLEM TO BE SOLVED: To appropriately read a parameter to be used for image adjustment processing attached to an adjustment document.SOLUTION: An adjustment document is attached with linear images indicating the same tint in a main scanning direction in parallel in a sub scanning direction, and is attached with, at a plurality of predetermined parts respectively spaced apart in the main scanning direction in a margin area, parameter images indicating parameters to be used in performing image adjustment processing using data corresponding to positions in the main scanning direction respectively indicated by the plurality of parts out of data obtained by reading the linear images, and an execution control unit causes the adjustment document to be read when an instruction to execute the image adjustment processing is received, and when it is determined that all pieces of data corresponding to the positions of the plurality of parts in the main scanning direction out of data obtained by reading a predetermined linear image to be determined do not match each other, displays a warning for prompting execution of image adjustment processing using another adjustment document, and terminates the image adjustment processing. |
