| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that an operator of a digital copying machine cannot be conventionally specified except for a specific original when the operator of the digital copier is desired to be specified in case a copied original is used for crime using a digital image processor such as, for example, the digital copier or the like. SOLUTION: An operator monitoring system comprises a monitoring camera 30, the digital copier 10, and an operator recorder 20 for forming control recording data of the digital copier 10. In this case, the control recording data is embedded in the original image as additional data which cannot be identified by a user by the copier 10, and the original image including the additional data is copied and outputted by the copier 10. |
