From the course: VFX Techniques: Crowd Replication with After Effects
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Applying tracks to multiple layers - After Effects Tutorial
From the course: VFX Techniques: Crowd Replication with After Effects
Applying tracks to multiple layers
We've successfully motion tracked our first crowd footage here so it follows the camera, and now we're ready to bring in a second group and put it in the center. File, Import File, now grab Crowd 1B. Open that. Drop that on top. Take a look. Now it's just similar to 1A, but it's a little bit different too. We shot the center position of the camera dolly, but it's also static. So we are going to just follow mainly the same steps as we did with 1A. First thing to do is draw a garbage mask around this group of people with the Pen tool. You need to watch out for his feet so you don't cut those off. There we go, and I want to avoid any kind of shadow. If I can cut that out, that will help. Not too worried about the lower shadows down here at the bottom. Next thing to do is to apply keylights. Now to save time, what I can do is go down to 1A and steal the keylight from that. Just go to the KeyLight effect, Edit > Copy and go back up to 1B and Edit > Paste. Now, while I am thinking about it,…
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Contents
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Keying with Keylight5m 59s
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Motion tracking greenscreen7m 9s
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Applying tracks to multiple layers5m
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Solving bad matte edges5m 38s
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Creating fake reflections and parallax7m 46s
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Utilizing prerendering and precomps4m
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Rotoscoping greenscreen9m 48s
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Employing multiple keyers8m 9s
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Applying matte tools9m 41s
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Adding lens blur6m 19s
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Using Color Range and Matte Choker9m 38s
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