import '@jswork/next-arraybuffer2blob';

socket.onmessage = function(msg) {
  var arrayBuffer = msg.data;
  var blob = nx.arraybuffer2blob(arrayBuffer);
  var image = document.getElementById('image');
  var reader = new FileReader();
  reader.onload = function(e) {
    // base64
    image.src = e.target.result;
  };
  reader.readAsDataURL(blob);
};