| 摘要 |
The present invention relates to a recording and/or reproduction apparatus and a program suitable for use to record or reproduce data onto or from an optical disk having two recording layers on one side thereof. In an optical disk which has, on one side thereof, two layers including a recording film L 0 layer in an unformatted state and another recording film L 1 layer in a formatted state, the recording film L 0 layer is formatted with marks at step S 1 , and formation of marks corresponding to recording data is started beginning with the recording film L 0 layer at step S 2 . After the recording film L 0 layer is used up, marks corresponding to recording data are formed on the recording film L 1 layer at step S 3 . The present invention can be applied, for example, to a DVD player.
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