Videos recorder utility is featured with special effect switching unit, subtitler, video recorders, network or simple hard disk Broadcaster and linear editing system. Streaming audio recorder supports real-time subtitle, banner and animated picture superposition. Broadcast network videos utility realize hardware output through audio, video S-Video/VGA port or SDI adapter to output SDI signal. Digital Multimedia editor supports WMV or AVI format output compressed for any resolution level for last-stage non-linear editing or internet publishing. Digital Video Recorder program uses computer output support of Projector and large-screen TV to directly output stage scenes to screen of stage TV after superposition of subtitles and channel switching and meets requirement of real-time video for grand meeting or party scenes.