From: Hans Hagen <pragma@wxs.nl>
Subject: Re: Black generation in cmyk output
Date: Wed, 01 Dec 2004 17:52:09 +0100 [thread overview]
Message-ID: <41ADF6B9.7050700@wxs.nl> (raw)
In-Reply-To: <6CD8912C-43B6-11D9-9EBB-0030659899AA@fiee.net>
Henning Hraban Ramm wrote:
> Am 01.12.2004 um 15:19 schrieb Piotr Kopszak:
>
>> Sorry for imprecise question. I meant black generation in rgb images
>> in JPG format included in document. If it's not possible to control
>> the amount of black in that case I'd like to use cmyk JPG images, but
>> will they be left untouched by the colour conversion mechanism?
>
>
> AFAIK ConTeXt doesn't touch pixel images at all - that would be a rather
> complicated task, perhaps using little_cms or GIMP libraries or the like...
indeed, however, you may expect some manipulations without touching the bitmap,
like runtime turning gray scales into spot colors and duotones; i have something
running here for half a year now but i recently moved the code into the kernel
Hans
-----------------------------------------------------------------
Hans Hagen | PRAGMA ADE
Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | fax: 038 477 53 74 | www.pragma-ade.com
| www.pragma-pod.nl
-----------------------------------------------------------------
next prev parent reply other threads:[~2004-12-01 16:52 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-30 15:06 Piotr Kopszak
2004-11-30 15:22 ` Taco Hoekwater
2004-11-30 23:19 ` Tex Live 2004 + context Ciro A. Soto
2004-11-30 23:45 ` Patrick Gundlach
2004-11-30 23:52 ` Ciro A. Soto
2004-12-01 0:36 ` Patrick Gundlach
2004-12-01 8:19 ` Taco Hoekwater
2004-12-01 9:22 ` VnPenguin
2004-12-01 9:39 ` Adam Lindsay
2004-12-01 10:45 ` VnPenguin
2004-12-01 14:19 ` Black generation in cmyk output Piotr Kopszak
2004-12-01 16:31 ` Henning Hraban Ramm
2004-12-01 16:52 ` Hans Hagen [this message]
2004-12-02 9:40 ` Piotr Kopszak
2004-12-02 9:46 ` Hans Hagen
2004-12-02 10:10 ` Taco Hoekwater
2004-12-03 8:21 ` Christopher Creutzig
2004-12-03 10:00 ` Piotr Kopszak
2004-12-03 10:15 ` Taco Hoekwater
2004-12-03 17:23 ` Siep Kroonenberg
2004-12-07 9:40 ` Tobias Hilbricht
2004-12-07 10:56 ` Siep Kroonenberg
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=41ADF6B9.7050700@wxs.nl \
--to=pragma@wxs.nl \
--cc=ntg-context@ntg.nl \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).