https://webrtc.github.io/samples/src/content/getusermedia/resolution/
getUserMedia: select resolution
getusermediaselectresolution
https://webrtc.github.io/samples/src/content/getusermedia/filter/
getUserMedia + CSS filters
getusermediacssfilters
https://bestvpn.org/html5demos/gum-canvas/
HTML5 Demo: getUserMedia with canvas effects - BestVPN.org
html5demogetusermediacanvaseffects
https://webrtc.github.io/samples/src/content/getusermedia/canvas/
getUserMedia to canvas
getusermediacanvas
https://webrtc.github.io/samples/src/content/devices/multi/
getUserMedia: output device selection
getusermediaoutputdeviceselection