Information recording medium, information recording apparatus and method, information reproduction device and method, information recording/reproduction device and method, recording or reproduction control computer program, and data structure containing a control signal

摘要

An information record medium includes a file for storing object data composing of a plurality of packets and further includes an object information file for storing corresponding definition information to control reproduction of the object data. The object data is interleaved in an angle block and the object information file further stores unit address information to indicate an address of each interleaved unit.