1. OCELOT: Interactive Multimedia and
Augmented Reality for Tele-
Engineering
Benjamin Jailly, Télécom Saint-Étienne
The Open Collaborative Environment for the
Leverage of Online insTrumentation is a
framework to ease control of online devices using
interactive multimedia and augmented reality.
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

2. ● Context of online laboratories
– Online labs
– Problems
● Architecture
– Client : interactive and collaborative multimedia
– Middleware : JOnAS as Application Server
– Driver : interoperability with IVI devices
● Ongoing works and evolutions
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

3. 4 kind of laboratories
● Local labs
● Virtual labs
● Remote labs
● Hybrid labs
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

4. Local labs
● Click here to add your text
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

5. Virtual labs
● Click here to add your text
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

6. Remote labs
● Click here to add your text
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

7. Hybrid labs
● Click here to add your text
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

8. Primary reasons
● Independant from geographical constraints
● Financial costs
– Sharing devices of high costs
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

9. But not only
● Limited number of people in the same room
● Security
● Availability
● Collaboration
● Computer assisted labs
– Follow up of students for e-education,
– Adaptive maintenance, …
● ...
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

10. Actors
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

11. Cons
● Development is time consuming
● Lack of reusable framework for non-
programmers, few collaborative
● Lack of faithfulness of the representation of the
device to control
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

12. ● Context of online laboratories
– Online labs
– Problems
● Architecture
– Client : interactive and collaborative multimedia
– Middleware : JOnAS in action
– Driver : interoperability with IVI compliant devices
● Ongoing works and evolutions
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

13. Approaches
● Mixte interaction
● Exclusive
application
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

14. Interactive multimedia
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

15. MPEG-4 Binary Format for Scenes
● Scene descriptor in the MPEG Standard
● Scene representation as a hierachical tree
● Efficient compression of the scene
● Multiplexing in the mp4 format
● Possibility to embed ECMAScript
● BIFS Player : Osmo4 (GPAC project)
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

16. Multimedia delivery
● Automatic identification of the device in the Processing Block to
adapt multimedia content delivered to the client
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

17. Authoring tool
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

18. Middleware : JOnAS as AS
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

19. Drivers
● Interchangeable Virtual Instruments
● Classes of devices (Oscilloscopes, Spectrum
Analyzers, Vector Network Analyzers, …)
– Interoperability between devices of the same class
● Rohde & Schwarz, National Instrument, Agilent,
…
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

20. OCELOT
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

21. Also working on mobile devices
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

22. ● Context of online laboratories
– Online labs
– Problems
● Architecture
– Client : interactive and collaborative multimedia
– Middleware : JOnAS as Application Server
– Driver : interoperability with IVI devices
● Ongoing works and evolutions
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

23. OCELOT
● « Open Collaborative Environment for the
Leverage of Online insTrumentation »
● Comes from research project
● Incubated in the OW2 Consortium
● http://ocelot.ow2.org
● Current state : Alpha 0.1
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

24. Ongoing works : multimedia
● Adapt multimedia depending on user context
– CPU, OS, bandwidth, …
● Adapt multimedia depending on procedures
– Maintenance procedures
● Support for 3D scenes
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

25. Ongoing works : middleware
● Embed streaming server in the AS
– Separated Darwin Streaming Server for now on
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

26. Ongoing works : Drivers
● Driver introspection
● Implement different kind of IVI classes
● Open to other use cases
– Interactive IPTV, ...
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.

27. Any questions ??
● Thank you for your attention !
OW2Con 2011, November 23-24, Orange Labs, Paris.
www.ow2.org.