CONTENT DISTRIBUTION STORAGE SYSTEM, FRAME IMAGE ACQUISITION METHOD AND NODE DEVICE OR THE LIKE

摘要

PROBLEM TO BE SOLVED: To provide a contents distribution storage system, frame image acquisition method and a node device or the like for smoothly executing special reproduction even when one unit contents data are divided into plurality, and stored so as to be distributed across a plurality of node devices.

SOLUTION: This node device includes: a key frame information acquisition means for acquiring key frame information from divided contents data including key frame information; an instruction accepting means for accepting an instruction relating to the reproduction of the contents data from a user; a specification means for specifying the key frame information corresponding to frame image data to be reproduced according to the instruction from the acquired key frame information, and for specifying the identification information of the divided contents data including the frame image data to be reproduced; and a frame acquisition means for acquiring the frame image data corresponding to the specified key frame information and identification information.

COPYRIGHT: (C)2008,JPO&INPIT