gifclrmp - extract colormaps from GIF images
gifclrmp [-v] [-s] [-l mapfile]
[-t trans] [-g gamma] [-i image]
A program to modify GIF image colormaps. Any local colormap in a
GIF file can be modified at a time, or the global screen one.
Verbose mode (show progress). Enables printout of running
Select the global screen color map.
Load color map from this file instead of selected color
Change color index values. The change is made to both the
selected color table and the raster bits of the selected image. A translation
file is a list of pairs of `before' and `after' index values. At present, the
`before' index values must be in ascending order starting from 0.
Apply gamma correction to selected color map.
Select the color map of the numbered image.
Print one command line help, similar to Usage
If no GIF file is given, gifclip will try to read a GIF file from
•The default operation is to dump out the selected
color map in text format.
•The file to load/dump is simply one color map
entry per line. Each such entry line has four integers: "ColorIndex Red
Green Blue", where color index is in ascending order starting from