Camideo - YouTube, Vimeo, MySpace, DailyMotion, MetaCafe, SoundCloud - Online Video, Song Search API
At Camideo.com you can search and play videos, songs from YouTube, Vimeo, MySpace, Dailymotion, MetaCafe and SoundCloud in one go. So this is a one place search for all your favorite videos and songs.
That's not all, you can use Camideo Video Search API to make calls to those sites and search content. You will get a uniformly formatted JSON feed from Camideo. So you don't have to worry about parsing different feeds from different sources.