Re: how to encode for 256 color pixmap?

[Marco Sousa <masouza sti com br>]

Did u tried .PGM files? it uses raw data and suport 256 colors.There are some
tools to
convert to jpg too. (cjpeg i think).

Erik Mouw wrote:

> On Wed, 13 Oct 1999 10:30:26 +0800, shigang wrote:
> >      I have a pixmap file which have 256 grey colors. Because of using ASCII
> > code, each pixel is
> >
> > descibed by two characters. This make xpm file as twice larger as raw data
> > file.
> >
> >      Can someone tell me how to encode xpm file so each byte can instead a
> > pixel?