https://pjmedia.com/eddriscoll/2010/05/19/driving-the-green-screen-machine/feed/PJ Media is a leading news site covering culture, politics, faith, homeland security, and more. Our reporters and columnists provide original, in-depth analysis from a variety of perspectives.en-usWed, 10 Jun 2026 06:13:55 -0400<![CDATA[As everybody knows by now, my Silicon Graffiti videoblog, and most of the videos produced by those upstart reprobates over at PJTV use virtual sets to shoot the talent (or &#8220;talent&#8221; in the case of your humble narrator) in front of a green screen, and then computer software chromakeys out the green, and substitutes something that&#8217;s hopefully fairly interesting looking. You can get a sense of how that works in general by watching this Adobe Ultra demo reel from 2007 or so.]]>Wed, 19 May 2010 23:27:13 -0400<![CDATA[Ed Driscoll]]>https://pjmedia.com/ed-driscoll/2010/05/19/driving-the-green-screen-machine-n251786