020 How to clone and reveal with roto shapes

- [Voiceover] Hi! This is Steve Wright welcoming you…to this week's Nuke Nugget.…How to Clone, Composite, and Reveal using just Roto Shapes.…By the way, I'd like to thank Isa Alsup from Los Angeles…for suggesting this week's episode.…We normally think of cloning and revealing…as a paint operation, but it turns out that the roto node…can do it too, using shapes instead of paint strokes.…These techniques will give you some useful, new alternatives…for how to solve some of your compositing problems.…Let's start by taking a look at how we can do…a clone operation using a roto node.…

My mission is to erase the wires from this fantastically,…expensive model of an airplane.…We can actually see a little better if we look…at the red channel, the wires show up.…So I'm going to select the read node and type O…on the keyboard to get a Roto node.…We'll start with a bezier, and I'll just draw…a simple shape over my wire, no tricks.…Now, by default, it's going to output to the alpha channel…fact to face switch the viewer to the alpha channel,…