# Look for embedded (iframe) Vimeo player
mobj = re.search(
- r'<iframe[^>]+?src="(https?://player.vimeo.com/video/.+?)"', webpage)
+ r'<iframe[^>]+?src="((?:https?:)?//player.vimeo.com/video/.+?)"', webpage)
if mobj:
player_url = unescapeHTML(mobj.group(1))
surl = smuggle_url(player_url, {'Referer': url})