2
In the Indexed Color dialog box, choose an option for the color
table:
3
Depending on which method you select, the Colors area in the
dialog box displays information about how the color table is com-
puted. Choose the option you want, if necessary:
4
Choose a color-distribution option in the Dither area:
Exact
Creates a color table from the colors in the image, if
the image contains 256 colors or less; otherwise, this
option isnt available
Uniform/
System
Creates a color table based on the operating sys-
tems palette of 256 colors (System), or a subset of
these colors (Uniform)
Adaptive
Creates a color table from the most frequently used
colors in the image
Custom
Lets you create a color table, load, and save color
table files.
Previous
Applies the last color table used in the Indexed Color
dialog box during the current Canvas session
Exact
If you choose Exact, the Colors area displays the
number of colors in the selected image
Uniform/
System
If you choose System, the Colors area displays the
number of colors in the operating systems palette; if
you choose Uniform, a pop-up menu that lets you
select 8, 27, 64, 125, 216, or 256 colors appears
Adaptive
If you choose Adaptive, the Colors area displays a
text box that lets you enter a number of colors from 2
to 256
Custom
If you choose Custom, the Colors area displays Cus-
tom colors
Previous
If you choose Previous, the Colors area displays the
number of colors in the last color table created by the
Indexed Color dialog box during the current Canvas
session
None
Changes colors to their closest equivalent in the
selected color table without dithering
Pattern
Approximates colors not in the palette by arranging
palette color in geometric patterns (available for Uni-
form/System method only)