Patent ID: 7574113

Claim:
A video and audio data recording apparatus for recording on a recording medium a video and audio source having a multiplexing format, the apparatus comprising: recording starting means for starting the recording of the video and audio source in response to a command identifying the multiplexing format of said video and audio source; signal separating means for separating video data, audio data and video and audio data synchronizing information included in said multiplexed data in accordance with said identified multiplexing format; video abstract data generating means for generating data of an abstracted video format from the separated video data; audio abstract data generating means for generating data of an abstracted audio format from the separated audio data; packing means for packing the abstracted video and audio data independent of the multiplexing format of said video and audio source; data management table generating means for generating from the packed video and audio data and from the video and audio data synchronizing information a data management table for managing the packed video and audio data and the video and audio data synchronizing information, said data management table including size, reproduction start time and identification of the location on said medium of said packed video and audio data; recording medium management table generating means for generating a recording medium management table for identifying each video and audio source to be recorded on a said recording medium; and recording means for recording as a group the packed video and audio data and the data and recording medium management tables.