Youtube video example and Nuevo plugin for Video.js
Playing Youtube video is very easy thanks to Nuevo plugin for video. Enough is to provide Youtube URL as video source. Video.js player with Nuevo plugin automatically detects it and play using Youtube player API. You don't even have to bother about poster image, it will be displayed automatically from Youtube server. Youtube plugin by Nuevolab works flawlessly with preroll video plugin and other custom features offered by Nuevo plugin for video.js. Below you have example player setup code with Nuevo plugin and youtube video URL.
<video id="myplayer" class="video-js vjs-default-skin" controls preload="auto">
<source src="https://www.youtube.com/watch?v=SPPxxAg2rRM" type="video/youtube">
Nuevo plugin utilize official Youtube API player to play youtube videos. Such playback depends on Youtube API so this can be changed or improved.