1. 3D & Motion Graphics
  2. Visual Effects

5 Basic Ways To Populate Mass Groups Within After Effects

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This post is part of a series called Keying and Rotoscoping.
Creating A Full Audience With Depth From One Person
Extending Your Set With Cinema 4D

In this tutorial we look at 5 individual ways of duplicating crowds. These methods are:

  • Simple Masking (garbage matting)
  • Rotoscoping
  • Difference Matting
  • Chroma Keying
  • Camera Technique

The tutorial explains each of the methods, the pros and cons, and goes in depth to show how to create the final preview using the difference matting technique. The last part also contains some general compositing techniques that can be applied to each method.

Republished Tutorial

Every few weeks, we revisit some of our reader's favorite posts from throughout the history of the site. This tutorial was first published in July 2010.



Basic Masking

Chroma Keying


Difference Matte

Compositing and Camera Techniques

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