| 摘要 |
PROBLEM TO BE SOLVED: To quickly and efficiently decide a reproduction order of contents data recorded in a disk 90. SOLUTION: A reproduction order being random in a range of the number of tracks of contents data specified as a reproduction object is generated, the generated reproduction order is allotted to each track number of the specified contents data, and shuffle in accordance with the absolute minimum number of tracks being focused to only the reproduction object is performed by reproducing contents data accoprding to the reproduction order allotted to each track number. COPYRIGHT: (C)2005,JPO&NCIPI
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