Patent ID: 8086331

Claim:
A reproduction apparatus for selecting an audio stream from a plurality of audio streams written in a stream number table, and reproducing the selected audio stream together with a video stream, the reproduction apparatus comprising: a selecting unit operable to make a judgment on which among a plurality of predetermined conditions are satisfied by each of the plurality of audio streams written in entries of the stream number table, the entries corresponding one-to-one to the plurality of audio streams, and to select an audio stream to be reproduced among the plurality of audio streams, in accordance with each combination of predetermined conditions satisfied by each audio stream; and a reproducing unit operable to reproduce the selected audio stream, wherein one of the plurality of predetermined conditions is that basic data of an audio frame of an audio stream to be selected has a stereo attribute, extended data of the audio frame of the audio stream to be selected has a surround attribute, and a surround output of the extended data of the audio frame of the audio stream to be selected can be processed, if an audio frame of a target audio stream is composed of basic data and extended data, the selecting unit judges whether or not the predetermined condition is satisfied by detecting whether or not a channel attribute of the extended data is surround and the extended data is capable to be processed, and when there is at least one audio stream satisfying the predetermined condition among the plurality of audio streams written in the entries of the stream number table, the selecting unit selects the audio stream satisfying the predetermined condition as the audio stream to be reproduced among the plurality of audio streams.