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Location and vision
   based Augmented
   Reality on Android
    Mostafa Akbari & Simon Heinen

                          ...
About us
 •   Working with AR since 2007
 •   First version of the DroidAR framework in 2009
 •   First presentation on th...
Mobile Developer's Guide To
The Galaxy
 • Implementing Augmented Reality
     •   p.171 AR Usage Scenarios in Mobile
     ...
DroidAR v1
 • Open Source since 2011
     • github.com/bitstars/droidar
 • Location based and marker based AR
 • Project d...
5


09.04.2013
09.04.2013   6
7


09.04.2013
8


09.04.2013
9


09.04.2013
More DroidAR v1 Examples




                    Example videos at           10
             youtube.com/user/bitstars/vid...
DroidAR v2

                  JMonkey
                   Engine




    Sensor and
   Vision Based




                Pos...
jMonkey Engine
 • Open source & cross platform
 • ~358 years of effort (COCOMO model)
 • First commit in June, 2003
 • Tes...
Developing your AR app
Create the game/app in jMonkey


      Test it on the development machine

             Create an A...
Sample code




              14


09.04.2013
Sample app




             15


09.04.2013
Sample app




             16


09.04.2013
SLAM
 • SLAM = Simultaneous localization and mapping
 • No dependencies to environment and no pre-knowledge
   needed
 • V...
Indoor navigation use case




                             18


09.04.2013
Possible extensions
 • Detecting surfaces
     •   Positioning objects
     •   Occlusion and shadow casting of virtual ob...
Position composition
 • SLAM
     • works well indoor
     • Other feature distances in outdoor environments
     • Lighti...
Conclusion
High flexibility                         Easy to use
• Hybrid tracking: Automatic             • Reusable compon...
Thank you!



       Questions?


    simon@bitstars.com   22
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  1. 1. Location and vision based Augmented Reality on Android Mostafa Akbari & Simon Heinen 1 09.04.2013
  2. 2. About us • Working with AR since 2007 • First version of the DroidAR framework in 2009 • First presentation on the first droidcon  • Founded bitstars in 2012 • Startup out of the university RWTH Aachen • Augmented reality and location based service infrastructure • Framework for location based services and crowdsourcing 2 09.04.2013
  3. 3. Mobile Developer's Guide To The Galaxy • Implementing Augmented Reality • p.171 AR Usage Scenarios in Mobile • p.173 Tracking • p.174 Augmented Reality SDKs • p.177 AR Developing 101 3 09.04.2013
  4. 4. DroidAR v1 • Open Source since 2011 • github.com/bitstars/droidar • Location based and marker based AR • Project driven development • 5000 developer worldwide www.youtube.com/watch?v=brlNkKmw8IY 4 09.04.2013
  5. 5. 5 09.04.2013
  6. 6. 09.04.2013 6
  7. 7. 7 09.04.2013
  8. 8. 8 09.04.2013
  9. 9. 9 09.04.2013
  10. 10. More DroidAR v1 Examples Example videos at 10 youtube.com/user/bitstars/videos 09.04.2013
  11. 11. DroidAR v2 JMonkey Engine Sensor and Vision Based Position composition system 11
  12. 12. jMonkey Engine • Open source & cross platform • ~358 years of effort (COCOMO model) • First commit in June, 2003 • Test the application/game on the development machine using mockups for Android specific components • SDK based on NetBeans • New BSD License • Large community 12 09.04.2013
  13. 13. Developing your AR app Create the game/app in jMonkey Test it on the development machine Create an Android app and add the DroidAR framework Add interfaces for Android specific interaction Use the DroidAR game loader in your 13 Android app 09.04.2013
  14. 14. Sample code 14 09.04.2013
  15. 15. Sample app 15 09.04.2013
  16. 16. Sample app 16 09.04.2013
  17. 17. SLAM • SLAM = Simultaneous localization and mapping • No dependencies to environment and no pre-knowledge needed • Very accurate positioning possible • Creates 3d point cloud of environment 17 09.04.2013
  18. 18. Indoor navigation use case 18 09.04.2013
  19. 19. Possible extensions • Detecting surfaces • Positioning objects • Occlusion and shadow casting of virtual objects • Barriers for physics simulations • Object reconstruction • 3D Object detection • Matching the recorded features to a pre known 3d object feature set 19 09.04.2013
  20. 20. Position composition • SLAM • works well indoor • Other feature distances in outdoor environments • Lighting conditions • Absolute positioning components • GPS • WiFi • Relative positioning components • SLAM • Step detection • Composition system • Weighting of positioning components 20 09.04.2013
  21. 21. Conclusion High flexibility Easy to use • Hybrid tracking: Automatic • Reusable components composition system for positioning • Fast development process and orientation • No technology lock-in • Game engine approach • Combinable with our backend • Targeting high scalability scenarios solutions for location based applications Scenarios Customers • POI Browsers • Tourism • Games • Education • Navigation • Industry • Multi-user/-player scenarios • Culture • Instruction guides • Game developers 21
  22. 22. Thank you! Questions? simon@bitstars.com 22
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