Apple Motion 4 - Manual (Page 1046)

Posterize
This filter reduces the number of colors in your object to a set number per color channel,
adjustable using the Levels parameter.
Original image Posterize applied
Parameters in the Inspector
Levels: Sets the number of levels of posterization.
Mix: Sets what percentage of the original image is blended with the filtered image.
HUD Controls
The HUD contains the following control: Levels.
Relief
Uses the color values of an object or height map to calculate height vertices, creating
the appearance of a 3D height map.
Note: As this filter simulates depth, an object with the Relief filter applied does not interact
with 3D aspects of Motion.
This filter causes rasterization in 3D groups.
Original image Relief applied
1046 Chapter 16 Using Filters