Video Gallery - items syntax
That is how you include the video items in this gallery specifically (no img tag):
<div id="gallery">
<div data-type="youtube"
data-videoid="A3PDXmYoF5U"
data-title="GoPro Demo"
data-description="by Go Pro"></div>
<div data-type="vimeo"
data-videoid="112361221"
data-thumb="thumbs-preview/image01.jpg"
data-title="Solus"
data-description="Solus movie"></div>
<div data-type="html5video"
data-image="http://video-js.zencoder.com/oceans-clip.png"
data-videoogv="http://video-js.zencoder.com/oceans-clip.ogv"
data-videowebm="http://video-js.zencoder.com/oceans-clip.webm"
data-videomp4="http://video-js.zencoder.com/oceans-clip.mp4"
data-title="Birds"
data-description="html5 video description"></div>
<div data-type="wistia"
data-videoid="o9q402a8ns"
data-title="DIY Video Studio"
data-description="wistia video description"></div>
</div>