From the course: VFX Keying: Master Course

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Screen correction with a processed background

Screen correction with a processed background - Nuke Tutorial

From the course: VFX Keying: Master Course

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Screen correction with a processed background

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- [Instructor] For the prettiest edges in all the land I like using screen correction with a processed foreground technique. Fine detail, like hair, is beautifully preserved, and the colors look very natural. So, let's take a quick peek at the screen correction. I have a little thing here to show you. We covered screen correction in Chapter two, Pre-processing the Greenscreen, so if you're not sure, go back and check it out. So, the little thing that's different is right here. Normally, you might just have one IBKColor node, but sometimes you'll have trouble dialing that in, so I have found a very effective technique is to, starting right up here with our Denoise. First, I use a reformat node to scale it down. I've even gone as much as one-quarter resolution. So you can see right here this is half res from our HD 1070. Then, with a smaller resolution, the IBKColor node becomes a lot easier to dial in. Now, separately is I've got a stack of IBKColors, that's a second point. Here's…

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