iOS Safari video/camera not working on mobile device - Javascript and Html

Question

Safari camera/video not working on a mobile device. It says error detected with the following parameters. is there any missing line to make safari browser camera/video works?

 var mediaDevices = window.navigator.mediaDevices;
    mediaDevices.getUserMedia = function(c) {
        return new Promise(function(y, n) {
     //This line is the error// (window.navigator.getUserMedia || window.navigator.mozGetUserMedia || window.navigator.webkitGetUserMedia).call(navigator, c, y, n);
        });
    }

Answer 1

我的东西你的主机应该是安全的，即https而不仅仅是可行的，因为safari需要安全的主机

mediaDevices.getUserMedia