Patent ID: 8311655

Claim:
An apparatus for preparing a playlist in a sound source data player comprising: a key input unit comprising at least one key; a memory unit for storing a plurality of sound source data files, for storing a playlist representing individual information of at least one selected file from the plurality of sound source data files, and for storing a position of a sampling and a sampling time for each of said at least one selected file from said plurality of sound source data files; a control unit for setting the position of said sampling as a playback start position of the at least one selected sound source data file, for playing back the at least one selected sound source data file from said playback start position for said sampling time, and for adding the individual information of the at least one selected sound source data file to said playlist according to the user's selection; and a theme detector for detecting a position of a thematic part of each of said plurality of sound source data files, wherein if the position of said sampling is not set, said control unit sets the position of said sampling by setting the sampling position as corresponding to the position of the thematic part detected by said theme detector, wherein the setting comprises setting a single representative value obtained by analyzing the positions, detected by the theme detector, of the thematic parts of said plurality of sound source data files, the single representative value comprising a default start position for sampling of all sound source data files of which the position is not set.