![]() The technique originally dates back to the 1900s, when blue screens were used, as it worked better with celluloid film. Put simply, you’re superimposing one image or video stream over another, so it looks like one image. It’s usually a single coloured backdrop that an editor removes from the shot, to drop in other-worldly backgrounds or effects. ‘Green screen’ is a VFX technique, where two images or video streams are layered, or composited, together. In this article, we'll be going through everything you need to know about shooting with green screens. It’s practically impossible to be working in today's video/film/television industry and not wind up needing to chroma-key using a green (or blue, or even black) screen at some point. During Demis Lyall-Wilson’s career as a Hollywood VFX artist, he’s seen an awful lot of green screens. ![]()
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