Patent ID: 6043828
Filing Date: 2000-03-28
Classification: G11B

Abstract:
A multimedia computer system comprising:(a) a central processing unit coupled to a bus;(b) a video processor coupled to said bus for processing video/audio data, said video processor executing instructions compatible with the Motion Picture Expert Group (MPEG) standards;(c) a memory unit coupled to said bus for storing information;(d) a compact disc unit coupled to said to bus for receiving a multimedia compact disc read only memory disc (CD-ROM), said compact disc read only memory disc containing a specific format type information in a format files sector identifying a format type for information stored on said disc;(e) a high level compact disc library comprising hardware independent video/audio processing procedures for processing video/audio processing requests from a high level compact disc application programs to produce compact disc format independent output data structures to said video processor by decoding said format type information, wherein said high level compact disc library is compatible with a variety of differently formatted compact disc read-only memory discs; and(f) a low level hardware dependent library executed by said central processing unit for processing said hardware independent output data structures to generate microinstructions for said compact disc unit and writing said specific format information from said disc in said high level library.