| 摘要 |
<p>PROBLEM TO BE SOLVED: To achieve control, in an MFP with a function to prevent illegal copying, to prevent the occurrence of defective operation even when an illegal document is read in the MFP.SOLUTION: A printer comprises: creation means for reading a document to create a document image; and detection means for detecting a two-dimensional code included in the document image. When the detection means detects a two-dimensional code including copy control information indicating control instruction related to copying, and a two-dimensional code not including the copy control information, respectively, if a predetermined number or more of the two-dimensional codes are included in the document image, the printer does not perform image formation regardless of the control instruction.</p> |
