This project is called the PhotoSYNTH Sympathetic Synthesizer
Instant Musical Superpowers
This project is open source and you can download the source code from github.
Source CodeMore information
Smile Powered Synthesizer
TL;DR A musical instrument completely controlled by your face.
Or...
A simple to use augmented reality, real-time motion-capture, kinematic performance recording, machine-learning powered, holographic, accessible general MIDI controller and polyphonic synthesizer.
Finally, a purpose for your reflection!
Read more about the the technology and project :