| 摘要 |
PROBLEM TO BE SOLVED: To prevent information added to digital image data from being lost in the printing of the digital image data. SOLUTION: The information added to the digital image data is detected, the detected information is converted, the converted information is added to the digital image data in a form of an electronic watermark, and the resulting data are outputted to a printer. Thus, the information added to the digital image data is acquired from the print in response to the print. |
