Driving Communications Directly Into The Web Browser with WebRTC

1. 2012 / 12 / 10
NCTU CS

2.  Introduction
 Architecture
 Demo
 Conclusion
 References

3.  Introduction
 Architecture
 Demo
 Conclusion
 References

4.  2008
 Gmail Video Chat
 2010
 Google bought GIPS.
 2011
 Google Hangouts (Still a plugin-based app)
 WebRTC was open sourced.

5.  A lot of web services already use Real-time
Communication (RTC), but need downloads, native
apps or plugins.
 Skype
 Facebook (uses Skype)
 Google Hangouts (uses Google Talk)
 etc

6. <video/> <audio/>

7.  Open Standard
 Open Source
 GIPS Codec Engine
 Echo Cancellation
 Packet Loss Concealment
 NAT Traversal
 Jitter Buffer
 Cross Browser
 No Plugins
 Pure JavaScript APIs

9.  Introduction
 Architecture
 Demo
 Conclusion
 References

11.  API
 Web API
▪ MediaStream
▪ PeerConnection
▪ DataChannel
 WebRTC Native C++ API
 Transport / Session
 RTP Stack
 STUN / ICE
 Session Management

12.  Voice Engine
 iSAC
 iLBC
 NetEQ for Voice
 Acoustic Echo Canceler
 Noise Reduction

13.  Video Engine
 VP8
 Video Jitter Buffer
 Image Enhancement

14.  Introduction
 Architecture
 Demo
 Conclusion
 References

15.  http://apprtc.appspot.com/

16.  Introduction
 Architecture
 Demo
 Conclusion
 References

17.  Browser-based
 Open source and standard
 Pure JavaScript and No plugins
 Market penetration will be almost complete!
 Google、Android、Mozilla、Opera、Microsoft
 Apple is not yet involved. (due to FaceTime!?)
 User’s behavior is a great wall.

18.  Use Cases
 Browser to Phone
▪ Click to Call
▪ Say good bye to PSTN
 Video Conferencing
 P2P Video Streaming
 Online Gaming
 Customer Self Service

19.  Introduction
 Architecture
 Demo
 Conclusion
 References

20.  Real Time Communications without plugins
 http://www.html5rocks.com/en/tutorials/webrtc/basics/
 WebRTC Project
 http://www.webrtc.org/home
 WebRTC - @eCommConf 2011
 http://www.slideshare.net/loopingrage/webrtc-ecommconf-2011
 Google I/O 2012 - WebRTC: Real-time Audio/Video and P2P in HTML5
 http://www.youtube.com/watch?v=E8C8ouiXHHk
 What WebRTC means to Telecoms
 http://www.alanquayle.com/blog/2012/05/what-webrtc-means-to-telecoms.html