| 摘要 |
<P>PROBLEM TO BE SOLVED: To reproduce playing information in synchronization with audio data or video data. <P>SOLUTION: Video packets, audio packets, and script packets for storing information for a prescribed time interval are arranged in a time series respectively on a video track for storing video information, an audio track for storing audio information, and a script track for storing text information to be concurrently reproduced. MIDI data such as an SMF is converted into a character code and stored in the script packet, and is converted into binary form MIDI data to be outputted to a MIDI device at the time of reproduction. <P>COPYRIGHT: (C)2003,JPO |
