Patent ID: 8081871

Claim:
An information recording medium, which is a non-transitory medium, on which there are recorded in a non-transitory state, comprising: an object data file for storing object data which includes a plurality of portion stream including at least one video stream and is comprised by a plurality of packets; an object information file for storing correspondence definition information for defining a correspondence relationship between the plurality of portion streams and the plurality of packets; and control information including angle presence/absence information which indicates whether or not the object data includes a plurality of angles, wherein, when the angle presence/absence information indicates that the object data includes the plurality of angles, (i) the object data includes the plurality of angles which can be selectively switchably-reproduced, (ii) the plurality of angles is constructed such that reproduction can be switched from first switchable position in one angle to second switchable position in other angle during a reproduction of the one angle, and (iii) the object information file further storing switchable address information which indicates an address of each of the first switchable position and the second switchable position, and each of the object data file, the object information file and the control information is recorded into a different area, respectively.