GStreamer is the de-facto standard multimedia framework for Linux and Unix systems, supporting a wide range of applications, programming languages and embedded systems. Popular GStreamer based applications include the Totem video player, the Banshee music player, the Pitivi video editor, the Jokosher audio editor, the Telepathy VOIP and video conferencing framework and the Buzztard music synthesizer. It is also used by major embedded and mobile companies like Nokia, Motorola and Axis on various devices.

We have our guidelines for students here:

http://gstreamer.freedesktop.org/wiki/StudentInfo