http://www.siggraph.org/education/materials/HyperGraph/video/codecs/Default.htm
http://www.accad.ohio-state.edu/~barb/Design750F01/notes/codec.html
http://www.cinemagnetics.com/Streaming/codecs.htm
http://www.compressionworks.com/
http://www.cs.utexas.edu/users/graphics/seminar99/codecs/
http://mpeg.telecomitalialab.com/
http://www.xiph.org/ogg/vorbis/index.html
http://www.blackmagic-design.com/
http://www.envivio.com/solutions/etv/
http://neurovision.berkeley.edu/matthew/
http://www.edb.utexas.edu/teachnet/QTVR/
http://xtb.com/quicktime/detect