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GT-Mconf: Multiconference system for interoperable web and mobile
- 1. GT-Mconf: Multiconference system for interoperable web andmobilehttp://www.inf.ufrgs.br/prav/gtmconf
- 2. SummaryGoals / Results / StrategiesCurrent statusPotencial service for RNP (National Research and Education Network)
- 4. Result: Webconference systemConference held in our public server (http://mconf.inf.ufrgs.br) with 9 participants (7 on desktops and 2 on mobile devices)PresentationParticipants listChat withauto-translation in 46 languagesAudioconferenceparticipantsVideoparticipants (theteam)
- 5. StrategyCooperationwiththeBigBlueButton (BBB) core teamOpensource system with a lot of featuresVery active team and communityThebest solution amongtheanalyzedoptionsThe contributions developed by the GT-Mconf team were already integrated in the BBB core
- 6. BBB stress test (March 24th, 2011)Server: Xeon 3450 quad core 2.66 Ghz with hyperthreading(dedicated server).BBB stress test (March 24th, 2011) OverviewServer load:7:48 20 voiceusersand 20 webcams (~30% CPU)7:57 40 voiceusersand 20 webcams (~45% CPU)8:05 60 voiceusersand 20 webcams (~70% CPU)8:08 80 voiceusersand 20 webcams (~90% CPU): Audio starts to degradeBandwidth:1 audiochannel: 60 kbit/s60 audiochannels: 3,6 Mbit/s
- 7. BBB stress test (March 24th, 2011) ConclusionsPS: Eachserver is different (virtual vsdedicated, numberof cores, hyperthreading, memory).Software: FreeSWITCH 1.0.6; Red5 0.91; BigBlueButton 0.8 using 16khz wide-band speex for audio (encode quality 6). With FreeSWITCH is possible to enable load balance using several voice servers
- 8. Results (feedbacks)Some improvements in thevideo module: http://groups.google.com/group/bigbluebutton-dev/browse_thread/thread/438ab464ad3c6c8eResults (feedbacks)New layout for thevideopods: http://groups.google.com/group/bigbluebutton-dev/browse_thread/thread/a7e0ede3c887b5e8/eafb6f36693f0aacGoal 2Mobileintegration
- 9. Results: Android applicationGalaxy Tab with the native appGalaxy Tab with the standard BBB client in the browserGalaxy S
- 10. Strategy: why have we chosen Android100 million of active Android devices215 service operators, 450.000 developers and 200.000 application310 Android devices in 112 coutries400.000 Android devices are activated each dayhttp://thenextweb.com/google/2011/05/10/google-io-400000-android-devices-are-activated-every-single-day/?awesm=tnw.to_18CMX&utm_content=api&utm_medium=tnw.to-other&utm_source=direct-tnw.to
- 11. Results: How to join a meeting (1-3)Choosing a serverdirectly in theapp:
- 12. Results: How to join a meeting (2-3)Browsing the web portal using a mobile device (bigbluebutton://):
- 13. Results: How to join a meeting (3-3)Using a QR Code (shown in the web portal):
- 14. Results: App menu and audio settings
- 15. Results: default screenGalaxy Tab: participants list and chatGalaxy S
- 18. Results (feedbacks)First time the Android client was published: http://bigbluebutton-blog.blogspot.com/2011/02/bigbluebutton-on-android-phone.htmlResults (feedbacks)Fred Dixons (one of the BBB developers) speech at May 2011 about the integration BigBlueButton integration for Moodle. He mentionsourteam (http://slidesha.re/ikO7qC)Results (feedbacks)Firstpublic release oftheAndroidclient (http://bigbluebutton-blog.blogspot.com/2011/05/first-public-release-of-bigbluebutton.html)Goal 3Web application to manage the webconferences
- 19. Features already implemented in the web applicationBigBlueButton provides webconference rooms, but you still need a system to provide management tasks such as:User authenticationPermission controlWebconference managementCRUD (create, read, update, deleat)Server managementCRUD
- 20. Future features for the web applicationBigBlueButton provides webconference rooms, but you still need a system to provide management tasks such as:Server managementLoad balancingConference schedulingAccess statisticsPre-upload of documentsAccess to the VODs (audio, video, presentations)
- 21. Initial strategyWeb application to integrate BBB into Global Plaza - Mconf-web
- 22. Mconf-webUser roomsAgendaRecent activitySpaces (groups)
- 23. Integration with IM systems and social networksSimplify the registraionIntegrate with Google Talk, Facebook, Twitter, Skype1The user access Mconf and chooses how he will be authenticated2Mconf gets the user information from the service provider
- 24. Webconference broadcast / invitationE-mail and internal message invitations already implemented
- 25. Mconf can become a federated serviceSimple and standard way to authenticate usersPossible services:Webconference: federation users can easily access the webconferenceAccess to the recordings: asynchronous access to the service that provides the webconferences VOD
- 27. GT-Mconf strategyRed blocks are the features developed by Mconf
- 28. TeamArthur RauterFelipe CecagnoFernando BottinGiancarlo RampanelliLeonardo DaroncoValter RoeslerAlessandra Leonhardt
- 29. Strategy: Future developmentsWebconference client using HTML5Support to different mobile devices (probably iOS)Webconference recordingImprove the audio/video quality
- 30. Potencial service for RNPThe product can potentialy become a service similar to Adobe Connect, but free.Mconf is free, open source, and easily customizable to what RNP and its partners needCreate a domain mconf.org???
- 31. BBB WorldwideWhat systems should we investigate more? pool at Terena may/2011
- 32. Linkshttp://www.inf.ufrgs.br/prav/gtmconf油 油 Main website (points to all the other links)http://mconf.inf.ufrgs.br油 油 Main serverhttp://mconfweb.inf.ufrgs.br油 油 Web application serverhttp://code.google.com/p/mconf/油 油 Android application, wiki and issue tracking