INFORMATION STORAGE MEDIUM, INFORMATION REPRODUCING APPARATUS AND INFORMATION REPRODUCING METHOD

摘要

PROBLEM TO BE SOLVED: To make it possible to maintain the interchangeability with the processing circuits, and reproduction control programs used in the conventional DVD player without changing the data structure within a sub video unit SPU and to record sub video streams corresponding to HD contents. SOLUTION: The sub video unit SPU includes a sub video unit header SPUH, pixel data PXD and sub video display control sequence table SP_DCSQT. The sub video unit header SPUH includes a preheader PRE_HEAD and a post header POST_HEAD. COPYRIGHT: (C)2005,JPO&NCIPI