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Inverting Mask in Adobe After Effects

Tips for editing a mask in After Effects. Learn how to invert a mask using Adobe After Effects software in this free video editing tutorial from a film production professor.

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Video Transcript

And so, jumping forward, I've gone ahead and created the mask and you can see that we now create, we have the mask at the top of the table, and so let's place our model behind the table. Okay, so now she's standing behind the table, all we need to see is the rest of the mask, and we do that by copying the layer that is masked, then in the topmost layer we twiddle down and you can see that the mask is identified, under the image. And we invert that image by selecting invert, and what that's done is it's flipped the entire image around so that we now have the mask plus we have what was remaining of the mask as part of the inversion. And so compositing this image just becomes a simple matter of placing our person in between the two masks. Now we've placed her in between but we have the wrong layer inverted, so let's deselect the top layer and invert the bottom layer and there we have it.

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Inverting Mask in Adobe After Effects

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