Expert Keying with Keylight in After effects. For Video Production, Greenscreen is an important part of producing media, it is used in video. In this third tutorial in a set of four on basic multi-layered keying in Adobe After Effects using Keylight , Andrew Devis shows how to deal with a specific. Files\Plugins\Keylight\ For Mac OS X here is the license key: / Applications/Adobe After Effects CS3/Plug-ins/Keylight-. / You can get.

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Place keyframes for the first set of keying properties at the start of the scene. However, if you spend a lot of time making a perfect garbage matte that exactly outlines the subject—essentially rotoscoping—you lose the time-saving advantage of keying. You can not post a blank keyligght. Anyway, Creative Cow gave this answer:. Adobe After Effects Tutorials: Only problem is that part of my foreground character is transparent In your case, probably some conversion to YUV colorspace could have helped to spread the range between the two greens before keying.

Pre-compose the keyed layer you can duplicate before Pre-Composing if you don’t want to compromise the original. A hold-out matte is a masked-out portion of a duplicate of a layer that you have keyed.

Instead of keying out a single-color screen, you can key out an arbitrary background. To make a static background scene transparent, use the Difference Matte Key. Before anything, if in Keylight you change the view menu from “Final Result” to “Screen Matte”, you’ll see a grayscale representation of your matte. You often see composites made with keying techniques in movies, for example, when an actor appears to dangle from a helicopter or float in outer space.


After Effects includes several built-in keying effects, as well as the Meylight Award-winning Keylight effect, which excels at professional-quality color keying. Andrew then goes on to show how to pull a basic key and then modify that key to ensure that you don’t over-smooth your end results, finally viewing the keyed footage with a bright image behind to test the key. Magenta screens have been used for keying work in some feature films renowned for their visual effects.

Mark Christiansen provides tips and techniques for using Keylight in an excerpt from his book After Effects Studio Techniques: Tutorial John Starr Dewar. Apply keying effects and Matte effects to the original layer to create transparency. I’ve thought about putting a black background behind her, but don’t know how to make the black background just be her and not everything else. 1.2 makes it easy to replace a background, which is especially useful when you work with objects too complex to mask easily.

Learn green screen workflow best practices in this lesson!

Adobe After Effects Keying Tutorials

Choose the most intricate frame of the scene, one involving fine detail such as hair and transparent or semitransparent objects, such as smoke or glass. When you key out a value, all pixels that have colors or luminance values similar to that value become transparent.


It seems like a simple check box for invert on keylight would be a good idea. Futzed around some more and I’ve got my black mask. Go to original post.

The Advanced Spill Suppressor effect kehlight turned off by default to allow you to sample the key color in the Keylight effect or if the footage does not have any color spill to be removed. These are areas of semi-transparency.

After you have used a key to create transparency, use Matte effects to remove traces of key color and create clean edges. Never did really understand masks from Paint Shop Pro V7.

Well, I guess I’m an idiot. I precomposed the video after copying the video track so I wouldn’t lose the attributes when they transferred to the pre-comp. Color Correction in After Effects.

Keying in After Effects

Don’t even use Keylight anymore unless Adobe bought them and incorporated the technology into CS5. Use footage with the least color subsampling possible—for example, 4: The sample chapters cover basic compositing, color keying, garbage mattes, hold-out mattes, and how to avoid common problems with greenscreen shots.

The hold-out matte is then placed directly on top of the keyed layer. Change the Fill color to whatever you want. That’s why I found this thread.