About Web RTC

https://developer.mozilla.org/en-US/docs/Web/API/Navigator.getUserMedia

Canvas in html5
https://developer.mozilla.org/en/docs/Web/API/HTMLCanvasElement

AudioContext in mozilla
https://hacks.mozilla.org/2013/07/web-audio-api-comes-to-firefox/

http://www.webrtc.org/reference/getting-started

chat
http://stackoverflow.com/questions/14134090/how-is-a-webrtc-peer-connection-established

http://www.codeproject.com/Articles/515192/Video-Conferencing-using-WebRTC

web RTC video conferencing slides
http://html5videoguide.net/presentations/WebDirCode2012/#page5

http://dev.w3.org/2011/webrtc/editor/webrtc.html

http://www.w3.org/TR/webrtc/#simple-peer-to-peer-example

https://www.webrtc-experiment.com/docs/webrtc-for-newbies.html