Patent ID: 7346267

Claim:
A video and audio reproduction apparatus which reproduces an MPEG stream including each of video and audio elementary streams recorded in a medium, the apparatus comprising: a read unit which reads management information and the MPEG stream from the medium; a setting unit which refers to the management information read by the read unit to set a stream identification number of each elementary stream to be reproduced and the total number of types of the stream identification numbers in each of the elementary streams; a detection unit which detects the stream identification number and an attribute of the stream from the MPEG stream read by the read unit and records a combination of the stream identification number and the attribute of the stream as a stream attribute table in a memory; a notification unit which make a notification that the stream having the stream identification number does not exist, when the stream identification number set by the setting unit can not be detected from the MPEG stream read by the read unit; and a resetting unit which receives the notification of the notification unit to reset the stream identification number of the elementary stream to be reproduced based on the stream attribute table.