BigBlueButton Community Update 2012-04-16-freeswitch.pdf

8/11/2019 BigBlueButton Community Update 2012-04-16-freeswitch.pdf

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BigBlueButton Community

Overview

Fred Dixon

BigBlueButton Developer

[email protected]


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Overview

Growth of Community

Adoption of BigBlueButton Current Release

Road Map

Questions


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BigBlueButton isan open source web

conferencing system for distance education

Goal: Provide remote students a high quality

learning experience

Pain:Cost, low adoption, inability to integrate


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Use Cases

Virtual Office Hours

Small Group Collaboration

Remote Teaching (< 25 students)


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Interface

Slides

Audio

Video

ChatDesktop Sharing


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Want to see 20+ webcams?

Yep, its possible6


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On the Shoulders of Giants

red5

FreeSWITCH

swftools

tomcat6

redis

nginx

ffmpeg

ghostscript

ImageMagick

OpenOffice

grails

scala

popcorn.js

FlexLib

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HTML5 playback

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Audio

Slides Chat


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How did BigBlueButton get started?


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Why

Global trend towards distance education

150 Commercial systems 1

Open Source Business Model Lets go for it!

[1] http://thinkofit.com/webconf/realtime.htm

Before After

$$$

$
http://thinkofit.com/webconf/realtime.htmhttp://thinkofit.com/webconf/realtime.htmhttp://thinkofit.com/webconf/realtime.htm


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Sept-08 Jun-09

0.4

Jul-09

0.50.32

Desktop

Sharing

Aug-09

0.60

VoIP

Sep-09

0.61

VMVoice

Slides

Video

Chat

Packaging

Refactoring


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Nov-09 Jan-10

0.63

Apr-10

0.640.62

Dev VM

Desktop

Sharing II

Localization

API

VoIP II

RPM

Larger

Meetings

Desktop

Sharing III

July-10

0.70

Whiteboard


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Nov-10 Jan-11

0.71a

Sept-11

0.8-beta10.71

Real-time

translation

Improved

VoIP

Refactored

VoIP

Record

and

Playback

RefactoredVoIP II

Oct-11

0.8-beta2

Video Dock


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Nov-11

0.8-beta3

Audio

Settings

Mar-XX

0.8-beta4

http://code.google.com/p/bigbluebutton/wiki/RoadMap1dot0
http://code.google.com/p/bigbluebutton/wiki/RoadMap1dot0http://code.google.com/p/bigbluebutton/wiki/RoadMap1dot0http://code.google.com/p/bigbluebutton/wiki/RoadMap1dot0http://code.google.com/p/bigbluebutton/wiki/RoadMap1dot0


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Observation

Treat each release like product release. Make

stability and quality part of our brand.


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How is the community?


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Open Source

1033 members on developer mailing list

Active community: 14k+ messages

GSOC 2010 Forked 266 times on GitHUB

Localized into 35 languages

WebFWD 2011 Install in 30 minutes (or your money back!)

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BigBlueButton on Android

Android version of

BigBlueButton now in

development by team

in Brazil

See

http://bit.ly/iaE7NJ

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http://bit.ly/iaE7NJhttp://bit.ly/iaE7NJ


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Polling Module

Seneca College

The Seneca

Centre for

Development ofOpen Technology

See

http://bit.ly/wxF

61H
http://bit.ly/wxF61Hhttp://bit.ly/wxF61Hhttp://bit.ly/wxF61Hhttp://bit.ly/wxF61Hhttp://bit.ly/wxF61Hhttp://bit.ly/wxF61H


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Market shift to BigBlueButton

Re: [Building Sakai] Video + desktop streaming in Sakai

by Adrian Fish Feb 02, 2010; 08:42am

I'm currently playing with BigBlueButton which seemspromising. ...I was actually thinking of investigating Red5for an update of Agora but it seems crazy whenBigBlueButton is around and open source.

Cheers,

Adrian Fish


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Integration


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Sakai Meeting Tool

Create Meetings

Recorded

Duration

Join Open/Join CloseDate

Permissions

Calendar

Manage Recordings

Publish/un-publish

Delete


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Join Meeting

View Recordings


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Slides + Audio + Chat


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Moodle 2.0/2.1 Integration


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Our perspective

We provide first-class community support.


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BigBlueButton 0.8


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BigBlueButton 0.8

Recording of sessions

Lower latency audio

HTML 5 playback

Integration with

Matterhorn

Upload of slides via API


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Video Dock


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Audio Settings


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Fit to Width


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Record and Playback

1. Capture and archive individualmedia and

events

2. Create a workflowto process and publish

recordings

3. Make the workflow extensible

4. Extend the BigBlueButton API

5. Provide HTML5 playback of recordings

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36

media (slides + audio) +events.xml

Archived Processed Published

Redis

FreeSWITCH

Red5


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slides.rb slides.rb



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/usr/local/bigbluebutton/core/scripts

/process /publish

slides.rb slides.rb



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Development Process


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Committers

Current Committers

Richard Alam, Lead Architect

Marco Calderon, Server

Felipe Cecagno, Client Fred Dixon, Packaging

Tiago Jacobs, red5

Jeremy Thomerson, API

Denis Zgonjanin, Client


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Development Process

1. Committers meeting

Retrospective & Roadmap

2. Planning and Design

Design and prototyping

Post specifications to bigbluebutton-dev

3. Implementation

Get quickly to a working prototype

Test internally (fix obvious bugs)

Integrate into packaging


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Our perspective

We release on quality, not dates.


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Four areas

Core

1. Stability

2. Usability

3. Features

4. Modularity

Building on the core Scalability

HTML5 and other platforms


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Usability

Layout Manager

Full Screen Mode

Support for students with disabilities

Algonquin College is doing a UI review ofBigBlueButton that will be published


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Features

Record and Playback

Full support for playback of video, desktop sharing,

whiteboard

Missing components Synchronized video playback

Polling

Shared Notes

Breakout rooms

Text tool for whiteboard

Increase speed of desktop sharing


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Modularity

Modularity of Architecture

Easier to integrate with other voice systems

Modularity of client-side components

Easier to add/remove 3rdparty modules

Layout manager

Control layout of BigBlueButton


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HTML5 and Other Platforms

Implement three phases

Playback of recordings

Viewer

Full two-way

Other platforms

iPad/iPhone


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BigBlueButton Community Update 2012-04-16-freeswitch.pdf

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