SOURCE

 var canvas = document.getElementById('canvas');
 var editor = new Editor(canvas);

 var videoNode = editor.video("//sf1-ttcdn-tos.pstatp.com/obj/ttfe/video_editor/example1.mp4", {
    attributes: {
      loop: true,
      volume: 0
    }
  });
  videoNode.timelineStart(0); 
  videoNode.timelineStop(60);

var audioNode = editor.audio('//sf1-ttcdn-tos.pstatp.com/obj/ttfe/video_editor/example.mp3');
  audioNode.timelineStart(0);
  audioNode.timelineStop(60);

  videoNode.connect(editor.output);

  playButton.onclick = editor.play.bind(editor);
  pauseButton.onclick = editor.pause.bind(editor);
	destroyButton.onclick = () => audioNode.destroy();

  InitVisualisations(editor, 'timeline-canvas', 'current')

    <canvas width="640" height="360" id="canvas"></canvas>
    <p>
      <button id="playButton">play</button>
      <button id="pauseButton">pause</button>
      <button id="destroyButton">destroy</button>
      
    </p>
    
    <p id="current">
    
    </p>
    <p>
        <canvas id="timeline-canvas" width="640", height="20"></canvas>
    </p>

html {
  font-family: monospace;
  color: #333;
}
#canvas {
  width: 640px;
  height: 360px;
}
#current {
  font-size: 12px;
}
input {
  width: 50px;
}
button {
  line-height: 1.499;
  position: relative;
  display: inline-block;
  font-weight: 400;
  white-space: nowrap;
  text-align: center;
  background-image: none;
  border: 1px solid transparent;
  cursor: pointer;
  user-select: none;
  height: 32px;
  padding: 0 15px;
  font-size: 14px;
  border-radius: 4px;
  color: rgba(0,0,0,0.65);
  background-color: #fff;
  border-color: #d9d9d9;
  outline: 0;
  transition: all .3s cubic-bezier(.645, .045, .355, 1);
}

button:hover {
  color: #40a9ff;
  background-color: #fff;
  border-color: #40a9ff;
}

.button:active {
  color: #096dd9;
  background-color: #fff;
  border-color: #096dd9;
}
input {
  -webkit-appearance: none;
  background-color: #fff;
  background-image: none;
  border-radius: 4px;
  border: 1px solid #dcdfe6;
  box-sizing: border-box;
  color: #606266;
  display: inline-block;
  font-size: inherit;
  height: 32px;
  line-height: 32px;
  outline: none;
  padding: 0 8px;
  transition: border-color 0.2s cubic-bezier(0.645, 0.045, 0.355, 1);
  width: 50px;
}