ミッドロール動画

<script src="//imasdk.googleapis.com/js/sdkloader/ima3.js"></script>
<script>
  // Vídeo de 10 minutos (vid_d=600)
  // com intervalos em 2 e 5 minutos (allcues em ms)
  var adsRequest = new google.ima.AdsRequest();
  adsRequest.adTagUrl = 'https://pubads.g.doubleclick.net/gampad/ads?' +
      'iu=/1234567/exemplo&sz=640x480&env=vp&gdfp_req=1' +
      '&ad_rule=1&output=vmap&vid_d=600&allcues=120000,300000' +
      '&unviewed_position_start=1&vpa=click&vpmute=0&plcmt=1' +
      '&description_url=https%3A%2F%2Fwww.exemplo.com%2Fvideo&correlator=';
  adsRequest.linearAdSlotWidth = 640;
  adsRequest.linearAdSlotHeight = 400;
  adsLoader.requestAds(adsRequest);

  adsLoader.addEventListener(
      google.ima.AdsManagerLoadedEvent.Type.ADS_MANAGER_LOADED,
      function (e) {
        // O próprio <video> informa o tempo atual (currentTime) ao IMA
        adsManager = e.getAdsManager(video);
        adsManager.addEventListener(
            google.ima.AdEvent.Type.CONTENT_PAUSE_REQUESTED,
            function () { video.pause(); });
        adsManager.addEventListener(
            google.ima.AdEvent.Type.CONTENT_RESUME_REQUESTED,
            function () { video.play(); });
      });

  // No clique de play: init() antes de tocar o conteúdo
  // adDisplayContainer.initialize();
  // adsManager.init(640, 360, google.ima.ViewMode.NORMAL);
  // adsManager.start();
</script>