Videosurf, which has more than 20 million unique users per month, has raised $28m in total since 2006.
Videosurf has raised $16m from venture capital firm Pitango Venture Capital and undisclosed strategic investors after being awarded a patent for its proprietary computer vision technology that enables computers to "see" frames inside videos to allow them to be searched.
Lior Delgo, chief executive and co-founder of VideoSurf, who previously founded real-time search engine FareChase that he sold to Yahoo in August 2004, said: "Our technology allows consumers to easily discover what to watch on any device from the…