Re: Re(6): embedded profiles in PDF/Postscript
Re: Re(6): embedded profiles in PDF/Postscript
- Subject: Re: Re(6): embedded profiles in PDF/Postscript
- From: Roger Breton <email@hidden>
- Date: Mon, 07 Jun 2004 07:39:56 -0400
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In InDesign 2 if you embed profiles in CMYK images, and they are not
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identical to Document CMYK, each of those objects will get converted at
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print time.
That is by design.
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But if you print PostScript, you get CalRGB. One of the constistent
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problems I've had with Distiller is that supposedly if it encounters a
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CSA derived from an ICC profile that is on the local machine, it will
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substitute and embed the original ICC profile instead of converting the
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CSA into an unnamed ICC profile (which might be what's going on with
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everything being CalRGB when you print PostScript & distill). But to
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date I've never seen this feature work but a handful of times. Usually
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the original profile name is stripped and I have no idea what the
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source really is or if it's right. Another reason why I'm severely
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biased against PostScript color management.
I see your point.
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It's not any one thing apparently. It's basically a set of defined
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primaries and maybe a tone response curve.
Have you seen my earlier post? About what it is exactly?
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Use InDesign to set a really horrible OutputIntent, an export PDF/X-1a.
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I find it easier to test using PDF/X-3 because then I can have an RGB
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OutputIntent, and select an Epson 2200 canvas profile. Really bad. If
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it's being used, you'll know it.
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Then in Acrobat alternately check and uncheck the Ignore OutputIntent
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option in color management preferences.
I'll give it a try.
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> No but throw them out the front door by the seat of their pants.
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That's not easy to do, especially with professional software that gets
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it wrong. That Panther doesn't make PDF/X-3 and always sets the
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OutputIntent to TR001 even if you select some other destination space
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(i.e. bogus OutputIntent that does not describe the meaning of the
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numbers in the file; how much worse does it get?) is minor because
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almost no one will find it in the bowels of the ColorSync Utility, let
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alone use it. But in a professional application people are very likely
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to use these things and get into a heap of trouble very quickly, and
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then where are we?
Training. Training. Training. Modern workflows require a whole new mindset.
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Stuck using a piece of software with a major color
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management disfunctionality in it for its entire product life cycle.
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>
Chris Murphy
Roger Breton | Laval, Canada | email@hidden
http://pages.infinit.net/graxx
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