From the course: Nuke New Features Consolidated

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Keylight: Screen matte controls

Keylight: Screen matte controls - Nuke Tutorial

From the course: Nuke New Features Consolidated

Keylight: Screen matte controls

- [Narrator] And now lets talk about the Screen Matte menu. This popup menu contains additional controls for refining the screen matte, or the key. Clip Black pulls down on the black part of the picture. So if I click and drag right, you see, I'm inching this up to the right. It's increasing the contrast, though, but just by pulling down on the blacks only. Of course, as you know, I'm losing edge detail as I do that. As I back this in, you can see the edge detail coming back. Restore that to default. Clip White pulls up on the whites. And you can see that here as I inch this down it's making the matte harder and harder in the core. But it's also expanding the core matte into the corners of this fine detail here. If I set that back to default you can see the effect that has. Clip Rollback is a modifier for the Clip Black and White. I'm going to throw in a little bit of Clip Black. You'll notice how it's degraded the edges. But as I adjust Clip Rollback, it attempts to restore some of…

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