WebRTC for audio and video communication using HTML5

1. AUDIO AND VIDEO
CLASS ROOM INTERACTION
ON AAKASH
Rajavel D, IIT BombayClicker Lab

2. Objective of the project
 Develop a interactive class room application
 Audio and Video class room communication in
Aakash tablet
Clicker Lab Audio and Video Class Room Interaction on Aakash

3. Introduction
 Interactive class room environment between student
and teacher.
 Sharing their doubts / queries through audio and
video in the Aakash tablets.
 Enable the feature of audio and video in a table
using HTML 5 and/or Android.
Clicker Lab Audio and Video Class Room Interaction on Aakash

4. Resource
 Aakash Tablets with android OS, camera, mic and
web browser
 HTML5 Audio and video enabled feature
 WebRTC – state-of-the-art audio/video
communication stack in your web browser
Clicker Lab Audio and Video Class Room Interaction on Aakash

5. WebRTC API
 Real-time audio / video communications stack in
your web browser without plug-in
 To create a common platform for real-time
communication ( PC, Phone, TV )
 Supports :
 Latest desktop browsers (chrome 21, opera 12,
firefox 17 ...)
 Mobile browser
Clicker Lab Audio and Video Class Room Interaction on Aakash

6. Sample WebRTC
 Access the webcam
 Capture the Current frame of video
 Audio/video call
 Multiple PeerConnections
Clicker Lab Audio and Video Class Room Interaction on Aakash

7. WebRTC Key Features
 MediaStreams
 Access and streams the user's camera and mic
 PeerConnection
 Easy audio / video calls
 DataChannels
 P2p application data transfer
Clicker Lab Audio and Video Class Room Interaction on Aakash

8. JSEP - JavaScript Session Establishment
Protocol.
Clicker Lab Audio and Video Class Room Interaction on Aakash

9. Video communication using HTML5
Clicker Lab Audio and Video Class Room Interaction on Aakash
Thanks Ericsson !!!
Thanks Ericsson !!!

10. WebRTC Architecture
Clicker Lab Audio and Video Class Room Interaction on Aakash

11. Challenges
 How will be the communication in class room,
peer–to–peer or broadcast the streaming data ?
 How the communication are controlled ?
 Will it be any communication delay ?
Clicker Lab Audio and Video Class Room Interaction on Aakash

12. Roadmap
Clicker Lab Audio and Video Class Room Interaction on Aakash
Reliablity and Interactive class room
environmet
Way of audio/video communication
Media streaming using WebRTC
Enabling audio/vedio using HTML5
4
3
1
2

13. References
 HTML5
 www.w3.org/html/wg/drafts/html/master/
 developer.mozilla.org/en-
US/docs/HTML/Using_HTML5_audio_and_video
 WebRTC
 www.html5rocks.com/en/tutorials/webrtc/basics/
 www.webrtc.org/
 labs.ericsson.com/developer-community/blog/beyond-
html5-peer-peer-conversational-video
 www.youtube.com/watch?v=E8C8ouiXHHk&feature=play
er_embedded
Clicker Lab Audio and Video Class Room Interaction on Aakash

14. All the best…
Clicker Lab Audio and Video Class Room Interaction on Aakash