Color table atom ('ctab')
An atom that defines a list of preferred colors for displaying the movie on devices that support only 256 colors.
Overview
Color table atoms define a list of preferred colors for displaying the movie on devices that support only 256 colors. The list may contain up to 256 colors. These optional atoms have a type value of 'ctab'. The color table atom contains a Macintosh color table data structure.
The layout of a color table atom is as follows.
Data field | Bytes |
|---|---|
4 | |
4 | |
4 | |
2 | |
2 | |
Variable |