| 摘要 |
PROBLEM TO BE SOLVED: To prevent the execution of OPC processing in a situation where content or the like cannot be normally read.SOLUTION: An optical disk device 1 includes a reproduction permission information determination unit 22 that reads reproduction permission information and determines whether content or the like is in a reproduction permission state, an OPC determination unit 23 that determines whether to permit the execution of OPC processing, and an OPC execution unit 24 that executes OPC processing. When it is determined that content or the like is in a reproduction permission state, the OPC determination unit 23 permits the execution of OPC processing. |
