AUDIO/VIDEO PROCESSING MAIN UNIT AND CONTROL METHOD THEREOF, AUDIO PROCESSING TERMINAL DEVICE AND CONTROL METHOD THEREOF, AUDIO PROCESSING MAIN UNIT, AUDIO-VIDEO PROCESSING SYSTEM, AUDIO/VIDEO PROCESSING MAIN UNIT CONTROL PROGRAM, AUDIO PROCESSING TERMINAL DEVICE CONTROL PROGRAM, AND RECORDING MEDIUM IN WHICH THE PROGRAM IS RECORDED

摘要

PROBLEM TO BE SOLVED: To provide a home theater capable of suppressing the waste of band.;SOLUTION: A home theater 10 includes a main unit section 110 and one or a plurality of speaker sections 310. The main unit section 110 includes a communication section 120 which receives an AV stream from an AV stream transmission device 610 and via a communication network 710, a demux section 150 which separates the AV stream into a video stream and an audio stream, a video processing section 160 which processes the video stream so as to generate a video signal, an audio processing section 170 which processes the audio stream so as to generate an audio signal, and an audio extraction section 180 which extracts an audio stream which includes a part of or all the audio of the AV stream. The communication section 120 transmits the audio stream extracted by the audio extraction section 180 to the speaker section 310, via the communication network 710.;COPYRIGHT: (C)2007,JPO&INPIT