var imgObj = new Image();
imgObj.src = "https://s3-us-west-2.amazonaws.com/snapsboard-welcome/emoji/001.png";
imgObj.setAttribute("crossOrigin", "anonymous");
imgObj.onload = function () {
  var image = new fabric.Image(imgObj);
  image.set({
      left:(canvas.width-200)/2,
      top: (canvas.height-200)/2,
      angle: 0,
      padding:10,
      cornersize:10,
      borderColor: "red",
      cornerColor: "green",
      cornerSize: 6,
      transparentCorners: false
  });
  canvas.add(image);
  canvas.setActiveObject(image);
}