| 摘要 |
PROBLEM TO BE SOLVED: To provide a video recorder, such as an HDD recorder with a video recording automatic prolonging function, that facilitates file management such as prevention against a decrease in efficiency of file capacity due to automatic video recording prolongation and deletion of a prolongation part. SOLUTION: Video information to be recorded is divided into a main content part whose recording is reserved and a video recording prolongation part, which are recorded in different files for file system management of the recorder. Further, file identification names of the files of the main content part and video recording prolongation part, file deletion flags, viewing-completion flags of video information, and flags indicating storage priority are recorded as video recording management information by identification names of recorded video information, and viewing management of video information and file management are performed based upon the video recording management information. COPYRIGHT: (C)2006,JPO&NCIPI
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