lundi 14 avril 2014

JavaScript - fonction du navigateur auto-bloc getUserMedia - Stack Overflow


I'm trying to take video and audio from my webcam using getMedia(), but my browser always block the function. I'm using Google Chrome, and this icon appears near Favorite Icon: http://puu.sh/4pLAk.png


The JS is an example of MDN: https://developer.mozilla.org/en-US/docs/Web/API/Navigator.getUserMedia


HTML:


    <!DOCTYPE html>
<html>
<body>
<button onClick="getMedia()">Ok</button>
<body>
<html>

JS:


function getMedia()
{
navigator.getMedia = ( navigator.getUserMedia ||
navigator.webkitGetUserMedia ||
navigator.mozGetUserMedia ||
navigator.msGetUserMedia);

navigator.getMedia (

// constraints
{
video: true,
audio: true
},

// successCallback
function(localMediaStream) {
var video = document.querySelector('video');
video.src = window.URL.createObjectURL(localMediaStream);
video.onloadedmetadata = function(e) {
// Do something with the video here.
};
},

// errorCallback
function(err) {
console.log("The following error occured: " + err);
}

);
}

What I'm doing wrong?




When prompted for camera or mic access and you hit the "Deny" button, Chrome will save that choice on future calls to getUserMedia on that site. Yo'll want to click on the video icon that you mentioned and change the permissions to allow camera and/or mic access. See this page for an example of what this looks like.



I'm trying to take video and audio from my webcam using getMedia(), but my browser always block the function. I'm using Google Chrome, and this icon appears near Favorite Icon: http://puu.sh/4pLAk.png


The JS is an example of MDN: https://developer.mozilla.org/en-US/docs/Web/API/Navigator.getUserMedia


HTML:


    <!DOCTYPE html>
<html>
<body>
<button onClick="getMedia()">Ok</button>
<body>
<html>

JS:


function getMedia()
{
navigator.getMedia = ( navigator.getUserMedia ||
navigator.webkitGetUserMedia ||
navigator.mozGetUserMedia ||
navigator.msGetUserMedia);

navigator.getMedia (

// constraints
{
video: true,
audio: true
},

// successCallback
function(localMediaStream) {
var video = document.querySelector('video');
video.src = window.URL.createObjectURL(localMediaStream);
video.onloadedmetadata = function(e) {
// Do something with the video here.
};
},

// errorCallback
function(err) {
console.log("The following error occured: " + err);
}

);
}

What I'm doing wrong?



When prompted for camera or mic access and you hit the "Deny" button, Chrome will save that choice on future calls to getUserMedia on that site. Yo'll want to click on the video icon that you mentioned and change the permissions to allow camera and/or mic access. See this page for an example of what this looks like.


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