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Adding green screen required a lot of time and highly specialized equipment. Green screen has come a long way since Lawrence Butler won an academy award for his special effects in the 1940 film The Thief of Bagdad.īack then, the process was quite complex. Green screen is really the same concept, but will typically provide a more professional result. Given the current working conditions of most people during the global pandemic, it’s a safe bet you’ve had a Zoom meeting or two with coworkers or others who’ve had cool virtual backgrounds. Newscasting, motion picture, and video game industries love this technique, but anyone can use the green screen effect. In layperson’s terms, it’s superimposing one image or video stream over another so it looks like one image or stream. Regardless of what you call it, it’s a post-production technique for compositing (layering) two images or video streams together based on color hues ( chroma range). In the most technical terms, green screen, blue screen, chroma key, chroma key compositing all refer to the same idea. In fact, done correctly, you would never suspect they were two separate video streams. Instead of putting each visual element in its own frame (a la picture-in-picture), green screen lets you blend them. It offers the most natural-looking way to integrate your subject into your video. Using green screen in video replaces the background of a video with a digital or virtual background. What exactly is a green screen, and why would you ever want to use a green screen effect in your video? What is green screen? Before we get started on the how, let’s talk about the what and why. In fact, all you need to make a professional-quality green screen video is a smartphone or webcam, some fabric, good video editing software, and a little know-how.īut we’re getting ahead of ourselves here. Your local weatherperson uses it to look like they’re standing in front of a cool weather map.īut you don’t have to be a big-shot movie director or even a local TV station to enjoy the many benefits green screen (or, as it’s technically called - chroma key) offers. Watch this behind the scenes clip on just how advanced their system was and the benefits that makes it ideal.Hollywood studios use green screen to create all kinds of incredible special effects. Well, shows like The Mandalorian have opted for a technique of LED walls instead. We’ve learned about the past, and we’ve come a long way in recent years, so what about the future? Where are we going next? Are we gonna stick with chroma keying or is there a viable alternative? Chroma Keying Today The future of green screen For a full breakdown, read more on the differences between green vs blue screen. This is just a summary why green or blue would work in most chroma keying scenarios. Better at night but requires more lighting. Blue: Cleaner edges and less color spill.Green: It’s the default, easier for digital cameras, requires less lighting, performs better in the day time, but can struggle with color spill.It turns out that unless you go to the University of Oregon, most people don’t wear a lot of neon green… but people do wear blue.Īside from wardrobe, blue and green do each offer some technical advantages: Different from skin tones, and different from wardrobe. The industry settled on green because, for compositing or chroma keying to work, the background color needs to be different.
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