Audio signal outputting method, audio signal reproduction method, and computer program product

摘要

An object of the present invention is to provide a technology for switching the output of an audio signal at timing where there is a musical break. To achieve this object, the present invention captures the musical piece progress timing for each MIDI message of multiple channels, mutually synchronized musically, and, upon detection of the occurrence of an event which changes the reproduced and outputted audio signal, reproduces and outputs an audio signal by selecting from above-mentioned plurality of MIDI messages a combination of MIDI messages corresponding to above-mentioned event, selection being made at a timing where there is a musical break. <IMAGE>