JSFiddle - React, Tailwind, and code Playground

by Plippie Plop

HTML

<audio id="player" controls></audio>

JavaScript

var constraints = {
    video: true,
    audio: true
}
navigator.mediaDevices.getUserMedia(constraints).then(function success(stream) {
    /* do stuff */
}).catch(function(err) {
    //log to console first 
    console.log(err); /* handle the error */
    if (err.name == "NotFoundError" || err.name == "DevicesNotFoundError") {
        //required track is missing 
    } else if (err.name == "NotReadableError" || err.name == "TrackStartError") {
        //webcam or mic are already in use 
    } else if (err.name == "OverconstrainedError" || err.name == "ConstraintNotSatisfiedError") {
        //constraints can not be satisfied by avb. devices 
    } else if (err.name == "NotAllowedError" || err.name == "PermissionDeniedError") {
        //permission denied in browser 
    } else if (err.name == "TypeError" || err.name == "TypeError") {
        //empty constraints object 
    } else {
        //other errors 
    }
});