[cairo] Spot colors (and CMYK)

Chris Murphy lists at colorremedies.com
Tue Feb 23 22:51:21 PST 2010

On Feb 23, 2010, at 5:57 PM, James Cloos wrote:

>>>>>> "Chris" == Chris Murphy <lists at colorremedies.com> writes:
> Chris> A DeviceN (multichannel) profile with a CMS will do this for
> Chris> you. I don't know if lcms supports 5+ channel profiles, I presume
> Chris> it does but don't know what the upper limit is.
> Both lcms.h from 1.18 and lcms2.h from git master have:
> ,----
> | #define MAXCHANNELS 16 // Maximum number of channels in ICC profiles

Interesting that it supports more channels than the ICC file format spec does, which is 15.

Chris Murphy
Color Remedies (TM)
New York, NY
Co-author "Real World Color Management, 2nd Ed"

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