Forecast: Digital video ad spend to push $5b by 2016

The forecast, from Break Media, also predicts 90% of advertisers will use online video next year.

Meanwhile November numbers are in from comScore; researchers say 183 million Americans tuned in to online video in the month, watching more than 20 hours each. More than 40 billion clips, full length episodes and other content were viewed. Much of the content is served from Google/YouTube's site, but Vevo and Facebook are also pushing a fair share of video traffic.

As for ads, Hulu still reigns are the top ad-server with more than 1.32 billion video ads served; the platform reaches nearly 10% of video viewers. Tremor (21% reach, 1.07 billion ads served), Adap.tv (26% reach, 1.004 billion ads served) and BrightRoll (29% reach, 721 million ads served) are also top contenders.

"[O]nline video viewing has taken off in a big way and has become a fully integrated component of the digital content experience," said Dan Piech, comScore product manager for video. "With the introduction of comScore's global measurement of online video viewing, multinational media brands and advertisers can now gain a more comprehensive understanding of how online video reaches audiences around the world."

On a global scale October found 1.2 billion (age 15+) viewed more than 201 billion clips, with YouTube serving 2 of every 5 video clips.

Tags: Break Media, comScore, online video, online video forecast, video advertising, video content, video trends