Method and device for generating data, method and device for restoring data, and program

摘要

A data playing device according to the present invention generates code frames of original data by performing restoration processing based on sample listening frames included in sample listening data and the additional frames corresponding to the sampling listening frames respectively, and plays or records the obtained code frames with high-quality sound. The present invention can be applied to a coding device, a playing device, a recording device or the like, whereby a user who has received distribution data listens to sample listening data included in the distribution data. If the user is satisfied with the contents, the user updates the license information by paying the price thereof using a predetermined method, and thus can flexibly deal with various contents data distribution services.