Patent ID: 8260110

Claim:
An optical recording medium having a data structure for managing reproduction of video data having multiple playback paths in a title, comprising: a data directory storing a plurality of clip files of the video data having the multiple playback paths, each clip file including a plurality of data packets of the video data, each clip file being associated with one path of the multiple playback paths, each data packet having a packet number differentiating the data packet from other data packets in the plurality of data packets; a management directory storing management information for managing reproduction of the video data having the multiple playback paths, the management information including a plurality of clip information files, each clip file being associated with one of the clip information files, the clip information file providing at least one map, the map identifying at least one entry point for the associated clip file by identifying the packet number of the data packet of the at least one entry point, the map mapping a presentation time stamp to a corresponding address in the associated clip file; and a playlist directory storing a playlist file associated with the multiple playback paths, the playlist file including at least one playitem identifying a playing interval from in-time until out-time for playback of the video data, each playitem identifying a same playing interval in of the plurality of clip files associated with the multiple playback paths for the playlist file, the playitem identifying clip information files associated with the clip files, the playlist file storing connection information between a previous playitem and a current playitem, wherein the playitem indicates whether a portion of the video data represents the multiple playback paths.