1. Digital Video Working Group – RNP - Brazil Spring 2003 Member Meeting Virtual Cheering - A Java TV Application for Interactive TV April 2002

2. Outline  Digital Video Working Group  Goals  Activities  Experiences  Digital Video  Virtual Cheering Application  Final Comments  DEMO

3. RNP DIGITAL VIDEO WORKING GROUP  What´s DVWG?  Iniciative of RNP-Brazil where a group of people are concerned with digital video applications.  Goal:  Infrastructure for Digital Video Experiences  Objectives:  Video Digital Portal  RNP Video Digital Network

4. RNP DIGITAL VIDEO WORKING GROUP DV-Net: DV-Net: Servers (2) Reflectors (7) Reflectors Strategy Reflectors Strategy DV-Portal DV-Portal http://www.natalnet.br/~gtvd

5.  VD WG Experiences  Digital Video Transmission  Video on Demand Services  Interactive TV EXPERIENCES...

6. EXPERIENCES  Transmission (Analogical TV and Digital Video) Transmitting digital video for Natal city Capturing/ Coding São João Transmitting Decoding Transmitting Digital Analogical Event: Regional Party called São João located in Mossoró city Capturing analogical video and coding it into digital format. Receiving digital video (in Natal city) and decoding into analogical format.

7. EXPERIENCES  RNP VoD Project and SBC Video Library Goal: Generating digital video contend for different clients (WEB, Internet2) Main Activities: Acquiring, editing, indexing and publishing. Contend: Technical/Academical Video PPT +

8. EXPERIENCES  Interactive TV - Virtual Cheering Program The idea......how to turn more interesting watching soccer game at home? What about cheering??? G O O O L Many ways of cheering... One is making noise.

9. Stadium... People watching the game. People cheering. People talking. TV... People watching the game. People cheering. People talking. VIRTUAL CHEERING

10. Using a computer program... People watching the game. People cheering. People talking.

11. Virtual Cheering Application is a way for connecting people using sound and mixing in real time applications VIRTUAL CHEERING VC Client VC Server + +

12. VIRTUAL CHEERING  First Experience Virtual Cheering Program Natal/RN (Brazil) Server Miami (EUA) Client Video Virtual stadium Poll Chat

13. But what we want...  This first experience puts together people in Natal-Brazil and Miami-EUA watching the same program at the same time, so it´s possible!  It was implemented to run over the Java TV platform, so it runs in set-top boxes and digital TV sets  Here is a way to include people in the “information society” FINAL COMMENTS

14.  Interactive TV is an interesting market for advanced applications with digital video.  Now our main goal is putting people together for cheering but we also can have people working or learning using the same idea.

15. DEMO  Let´s see a little demo of virtual cheering application...

16. CONTACT CONTACT  Supervisor Guido Lemos de Souza Filho guido@di.ufpb.br  Lab Homepage: www.natalnet.br  WGDV Homepage: www.natalnet.br/~gtvd  Personal contact: Tatiana Aires Tavares www.natalnet.br/~tati tati@natalnet.br