[pdftex] CMYK images in pdftex.

[William F. Adams]

On Friday, February 20, 2004, at 04:33  PM, John Culleton wrote:

> All of this was successful (after I recompiled and
> reinstalled the netpbm package).  I then viewed the
> resulting dogs.pdf file in three different pdf viewers
> on my Linux desktop. The colors were quite different!
> Acrobat reader 5.05  showed a faded and grayish image.
> Xpdf and Kpdf showed much brighter colors, even
> brighter than the original pnm file when viewed in
> Kview.

Colour management is a, well, you know....

> The final appearance when embedded in a pdftex or Context
> document and actually printed is at this point
> unknowable.

Actually, if one has good proofing software / a callibrated setup, it 
is quite knowable.

> Also unknown is whether or not the pdf file at this point
> is truly in CMYK color scheme or if the last
> conversion has switched it back again.

If you can send me a copy of the .pdf I can verify the colour model, 
and if it's CMYK  and looks reasonably good, dump a proof from Adobe 
PressReady to a calibrated inkjet and mail you a copy.

William

-- 
William Adams, publishing specialist
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