$(function() { Quagga.init({ inputStream: { name: "Test", type: "ImageStream", src: "/test/fixtures/code_128/", length: 10 }, decoder : { readers : ['code_128_reader'] }, readyFunc : function() { Quagga.start(); } }); Quagga.onDetected(function(result) { var $node = null, canvas = Quagga.canvas.dom.image; $node = $('