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What is 'Chroma Keying'???

Jan 20, 2012 06:33 PM



We've all seen it - during the weather report, in a Star Wars movie, on a televised baseball game... Weird graphics slapped onto a moving image that normally wouldn't (or couldn't) be there. You've heard about green screens... But how do filmmakers use green screens to create a shot that takes their actors out of a studio and puts them into some exotic locale? How does the camera or the editing software know what to do with that green patch in your shot? Welcome to Chroma Keying...

The next big software update for iPhone is coming sometime in April and will include a Food section in Apple News+, an easy-to-miss new Ambient Music app, Priority Notifications thanks to Apple Intelligence, and updates to apps like Mail, Photos, Podcasts, and Safari. See what else is coming to your iPhone with the iOS 18.4 update.

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