See how to produce high-quality keys that fit well within their new scenes, while retaining the subtle details that make the results believable, in After Effects.
Overview
Syllabus
Introduction
- Welcome
- Using the exercise files
- Overview: What is color keying?
- Working with Keylight: Introduction
- Key a green screen simply with Keylight
- Begin a color key with a g-matte
- Quickly and carefully sample for screen color in Keylight
- Precisely adjust Clip Black and Clip White in Keylight
- Fine-tune Keylight adjustments with Screen controls
- Use only these two views in Keylight
- Know which Keylight controls to ignore
- Managing edges and spill: Introduction
- Choose a keying background for contrast
- Eliminate spill automatically with Advanced Spill Suppressor
- Refine Advanced Spill Suppressor settings
- Use the Adobe workflow: Keylight, Key Cleaner, and Advanced Spill Suppressor
- Evaluate and adjust Key Cleaner results
- Dividing the matte: Introduction
- Recognize when and how to divide a matte for keying
- Start with an animated and articulated g-matte
- Add a holdout matte
- Solve overlapping mattes with Alpha Add
- Track a c-matte to fill holes
- Solving problematic edges: Introduction
- Create an animated g-matte selection without roto or keyframes
- Complete a three-pass key with core and edge mattes
- Solve matte lines with Refine Hard Matte
- Advanced keying and Primatte: Introduction
- Break down a complex color key
- Think beyond keying: Solve a shot with keying and roto
- Get started with Primatte Keyer
- Understand Primatte as a Keylight alternative
- High-contrast mattes: Introduction
- Create a luma key with Extract
- Set up a simple sky replacement in 32 bits per channel
- Improve detailed edges with Refine Soft Matte
- Feather edges with Channel Blur
- Conceal matte lines with an edge matte
- Expand and contract a luma matte with Minimax
- Prep for keying success: Introduction
- Know reasons green screen is not always the answer
- Avoid compression: The enemy of mattes
- Prep a shot for keying
Taught by
Mark Christiansen