Patent ID: 6092154
Filing Date: 2000-07-18
Classification: G06F,G11B

Abstract:
A multimedia editing system, comprising:a hard disk drive unit including both (1) at least one hard disk and (2) a drive buffer;a host computer;an application on the host computer that;determines what data will be required for the application and generates a list of predetermined data,converts the list into at least one block of file access data,determines physical file mapping information relating to the file access data on the hard disk drive unit,generates a thread list, including a video thread and at least one audio thread, that includes a list of addresses of data blocks required by the application,transfers the thread list to the drive buffer, andgenerates read commands to retrieve portions of the predetermined data when required by the application; anda hard disk drive controller, including;means for locating predetermined data on the at least one hard disk in accordance with the list of addresses of data blocks of the thread list stored in the drive buffer and storing the predetermined data in the drive buffer, andmeans for sending the predetermined data stored in the drive buffer to the host computer in response to the read commands.