test_gist

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

               
function mycallbackExpectedFailure(err) {
  console.log(err);
}

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.
      };
   }, mycallbackExpectedFailure

);