1. “ Walk to here ” : A Voice Driven Animation System SCA 2006 Zhijin Wang and Michiel van de Panne

2. Outline Introduction System Overview Implementation Result Conclusion

3. Introduction An interface for directing computer animated characters and camera movements Accept voice input as commands or dialogue between characters

5. System Overview System Organization

6. System Overview Speech Recognition Voice Command Analysis Motion Controller Path Planner Camera Controller Sound Controller

7. System Overview Microsoft Speech API

8. Implementation User Interface

9. Implementation Motion Transition

10. Implementation Path Planning Obstacle Avoidance Following Strategy

11. Implementation Camera Control Static Front, side, top Moving Over-the-shoulder, panning, zoom

12. Results Video

13. Results GUI v.s. VUI

14. Conclusions A voice-driven interface for creating animation based on motion capture data Limitations Variety of commands Quality of voice input service Speaker dependent

15. Conclusions Future Work Richer motion vocabulary Predefined grammar may be a bottleneck Gesture