Instructions
Download facedetection
go get github.com/pion/mediadevices/examples/facedetection
Open example page
jsfiddle.net you should see two text-areas and a 'Start Session' button
Run facedetection with your browsers SessionDescription as stdin
In the jsfiddle the top textarea is your browser, copy that and:
Linux
Run echo $BROWSER_SDP | facedetection
Copy the text that facedetection
just emitted and copy into second text area
Hit 'Start Session' in jsfiddle, enjoy your video!
A video should start playing in your browser above the input boxes, and will continue playing until you close the application.
Congrats, you have used pion-WebRTC! Now start building something cool