I am here to show you my entry for the perceptual challenge, and I realize I am real late for this. Sorry about that.
The source repo: https://github.com/yogeshkumar180592/GestureDrive
Demo Video : http://youtu.be/ArO2QUAgWLs
I am really looking for your suggestions as well as help, as this app is really buggy right now. But anyhow, enjoy the video.