[EMAIL PROTECTED] (2003-08-03 at 1923.01 -0400):
> Someone also suggested on another list that the PNG format precludes 
> CMYK color model. I know that Gimp does not produce CMYK images, but 
> I didn't know whether PNG was an RGB only format. Can someone 
> enlighten me?

It supports samples in RGB or gray.
http://www.libpng.org/pub/png/spec/1.2/PNG-DataRep.html

In other part of the spec they talk about why it is ok for printing,
if the right data chunks are included in the file.
http://www.libpng.org/pub/png/spec/1.2/PNG-ColorAppendix.html#CT.what-do

GSR
 
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