I\'m interested in getting a preview image of a youtube video for my application I\'m using the url to the previews:
http://img.youtube.com/vi/EqWRZrupLrI/0.jpg
Please check the following SO post:
How do I get a YouTube video thumbnail from the YouTube API?
YouTube thumbnail link doesn't work in all cases
It will surely solve your problem. I recommend to query the youtube api to get the thumbnail with max resolution.