| 摘要 |
PROBLEM TO BE SOLVED: To provide an audio device capable of continuously playing back music pieces related to a user's desired music piece, with a simple operation. SOLUTION: A hard disk drive (HDD) 13 in an audio device 1 stores meta-information including a plurality of tracks and attributes such as an artist name and an album name of the track, and a musical feature amount of the track. A micro-computer 11 receives a reservation track to be played back next, during playback of the track. When the reservation track is received, an xy coordinate system which includes xy coordinate axes corresponding to the musical feature amount, and in which the plurality of tracks are arranged based on the musical feature amount, are assumed, and a predetermined range including the track during playback and the reservation track is set in the xy coordinate system. Then, a track which is included in the set predetermined range, and in which the attribute is common with the track during playback and the reservation track is extracted. The micro-computer 11 sequentially plays back the extracted track, after the reservation track is played back. COPYRIGHT: (C)2009,JPO&INPIT
|
