I think this error comes from JSFiddle : its executes the code in an iframe which has allow attribute. You can also test almost the same code here : https://jee

I think this error comes from JSFiddle : its executes the code in an iframe which has allow attribute. You can also test almost the same code here : https://jeeliz.com/demos/faceFilter/demos/canvas2D/faceTrack/ https://jeeliz.com/demos/faceFilter/demos/canvas2D/faceTrack...