[NTG-context] Questions to PDF/A compliant documents: missing ICC files?

Alan Braslau braslau.list at comcast.net
Mon Jun 18 17:35:49 CEST 2018

On Mon, 18 Jun 2018 17:20:15 +0200
Tomas Hala <tomas.hala at mendelu.cz> wrote:

> Hi all,
> at http://wiki.contextgarden.net/PDF/A I found the following:
> """""
> In ConTeXt mkiv, in order to create such a compliant PDF/A file, one
> can do as follows: first install (or check that they are present) the
> following color profiles files
> default_cmyk.icc 
> default_gray.icc 
> default_rgb.icc
> ISOcoated_v2_300_eci.icc
> into tex/texmf-context/colors/icc/profiles of your Context standalone
> directory. The default_*.icc files are part of ghostscript... """""
> So I checked that they are present (CentOS 6.6, GPL Ghostscript 8.70)
> and I discovered that these files are not present at any ConTeXt (or
> TeX) installation from TeXlive neither as separate files, nor at file
> context/colors/icc/context/colorprofiles.xml. 
> Only default_gray.icc is present as a part of ConTeXt installations
> from our garden.
> Therefore, I would like to ask
> (a) where I can find the set of original default*.icc files,

on my system...

> (b) what is the reason why these files are not included in the
> TeXlive and garden installations, (c) if it is possible to add it
> there for future, and (d) if the produced PDF (with
> \setupbackend[format={pdf/a-1b:2005}...]) is PDF/a compliant when
> these icc files are not present and the whole content of the document
> is only in black (i.e. no grayscale, no colours).
> Our university decided to be "PDF/a compliant", that is the reason
> why I am asking.
> Best wishes,
> Tomáš

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