[cairo] Spot colors (and CMYK)

Francois Robert frobert at atex.com
Mon Jan 18 06:51:03 PST 2010

ecir hana wrote :

> To summarize: CMYK is just a special case of DeviceN.
> Spot color is just a special case of DeviceN with just one colorant. 
Almost. There is just a one special case in PS + PDF, where a spot is
*any* available colorant. (using the reserved name /All). It's use is
for printing crop marks and alignment marks.

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