Usually ads have a significant volume above the content they sorround (which, by the way, is the thing annoys me the most), so you would only need to check audio for that, which is lot less load than processing the video.
Usually ads have a significant volume above the content they sorround (which, by the way, is the thing annoys me the most), so you would only need to check audio for that, which is lot less load than processing the video.