| 摘要 |
PROBLEM TO BE SOLVED: To permit a user to perform various kinds of reproduction and to permit a disk producer to utilize the same disk by a different method with respect to a DVD audio disk. SOLUTION: A DVD encoding circuit 34 records >=1 pieces of music, bonus information concerning the music and interactive data for performing access to bonus information in the DVD audio disk. A control part 63 at the side of reproduction permits the reproduction of bonus information when correct interactive data are inputted. Besides, the circuit 34 records a program for dividing >=1 pieces of music into groups and reproducing them by group and interactive data for performing access to the music by group, in the DVD audio disk. The control part 63 at the reproduction side permits the reproduction of the piece of music of the group where inputted interactive data coincide with transmitted interactive data. |
