When keying in green screen or blue screen footage, you don't have to or…necessarily want to key the entire frame.…When you're using a keying effect, your focus is creating a really good edge…close to the actor you want to keep.…The rest is extraneous junk that you can use a duller edge tool like a mask…rather than a keying plug-in to get rid of.…Now this image provided by Alex Lindsay and Pixel Corps shows a wide shot of a…full set that has many things going on.…We can see the back wall, we can see different lighting stands in the image.…
All we want to do is just key the area around this man.…We won't key the rest of this.…Therefore, we would create a mask around our action, excluding anything that we…know we don't need, such as these two stands here, and then focus on getting a…good key just around that individual.…In addition to very obvious things, such as he stands this piece of cloth off to…the side, etcetera, lighting will vary across a green screen stage.…You can see here, where it's a little bit dark where the screen bends off from…
Updated
11/10/2016Released
11/23/2011The After Effects Apprentice series was created by Trish and Chris Meyer. These tutorials are designed for After Effects CS4 through CC, and can be used on their own or as a companion to the Meyer's book, After Effects Apprentice.
- Understanding motion stabilization and keying
- Performing a track
- Applying tracking to effects
- Keying with KEYLIGHT
- Replacing images
- Improving the composite
- Garbage masking
- Dealing with interlaced footage
Skill Level Intermediate
Duration
Views
Q: This course was updated on 12/12/2012. What changed?
A: We added new chapters on the Warp Stabilizer and the exciting new 3D Camera Tracker, and new movies on the Tracker panel, converting to ray-traced 3D, and rolling shutter repair, all new features introduced in After Effects CS6. In addition, there are new sets of exercise files designed for After Effects CS5.5 and After Effects CS6 and a companion movie that shows our premium subscribers how to use the exercise files.
Related Courses
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After Effects Apprentice: 14 Shape Layers
with Chris Meyer2h 20m Intermediate -
After Effects Apprentice: 13 Paint Roto and Puppet
with Chris Meyer3h 22m Intermediate
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Introduction
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Welcome2m 34s
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The Tracker panel4m 15s
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1. Warp Stabilizer
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Warp Stabilizer basics5m 50s
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2. Point-Based Tracking and Stabilization
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Setting up a stabilization2m 48s
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Track points explained5m 48s
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Performing a track5m 11s
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Applying a stabilization2m 41s
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Performing a motion track5m 56s
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Applying the results4m 31s
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3. Tracking and Effects
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The Radio Waves effect4m 15s
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Tracking the mountain5m 31s
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Compositing the effect4m 1s
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4. Perspective Tracking
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Improving the composite5m 39s
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Tracking with mocha AE8m 59s
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Tracking for mocha shape6m 6s
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Masking for mocha shape7m 28s
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5. The 3D Camera Tracker
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Tracking in 3D (new in CS6)4m 22s
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Adding text (new in CS6)5m 32s
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6. Dealing with Obscuration
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Tracking dots5m 43s
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Dealing with obscuration5m 12s
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7. Using Keylight
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Basic keying7m 10s
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Refining the key5m 10s
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Key Cleaner in AE CC4m 51s
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8. Quizzlers
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Quizzler challenges3m 35s
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9. Idea Corner
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10. Sidebars
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Legacy tracker advice8m 14s
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Tracking interlaced sources5m 59s
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Video: Using garbage masks for keying