A small mistake: DTU means "DATA transmit unit". Ffmpeg is a significant part of our system, however it is under GPL license. Without ffmpeg our system can not work, so replacing ffmpeg is the only choice.
2008/9/23, chen hecky <[EMAIL PROTECTED]>: > > Dear all! > Bluesky is made up of two parts ------ Real Class System(RCS) and > MERSMP(MERSMP is a massive resources of sharing and management platform). > > The RCS. RCS is distance education (or distance learning) system. > It is made up of four modules -------Teacher Client, Student Client, > TServer(Real Class Center) and DTU(Date Transmit Unit). I want to > introduce > the module of Teacher to you. > > The Teacher Client It is the teacher's console, and provides > real-time video, audio, text and electronic lesson plans what the teacher > is > teaching on the screen to students. During communicating with the student, > it also can receive the real-time video and audio information from the > students. Because there are audio and video communicating function in this > module, the lib of ffmpeg is included in Teacher Client source code. > However, FFmpeg incorporates several optional modules that are covered by > the GUN GPL(http://ffmpeg.mplayerhq.hu/legal.html). So how to deal with > the > license of ffmpeg or replace ffmpeg is the first and foremost problem in > Teacher Client source code. > -- > Hecky @ Bluesky Dev Team XJTU >
