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.

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Introduction

Tutorials

Basic Masking

Chroma Keying

Rotoscoping

Difference Matte

Compositing and Camera Techniques