Patent ID: 7212728
Filing Date: 2007-05-01
Classification: G11B,H04N

Abstract:
1. A method for playback from an optical disk having digital image information recorded thereon, the digital image information including I-picture data for intra-frame coded pictures, P-picture data for predictive coded pictures, and B-picture data for bidirectionally predictive coded pictures, said digital image information containing a plurality of image data blocks, each image data block including data for a sequence of I-, P-, and B-pictures, wherein said disk contains an information table including file sequence information describing an image data block playback order and address information identifying a start point of each image data block in a playback sequence, said address information including a start point for each of a plurality of intermediate image data blocks in said playback sequence, wherein said start point identifies a start of a data field which contains formatting parameters used for reproducing a video sequence, said method comprising: accessing said information table to obtain said address information; identifying a start point of an image data block from said address information; accessing said formatting parameters based on said start point; and reproducing said video sequence using said formatting parameters.