From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/78074 Path: news.gmane.org!not-for-mail From: Peter Rolf Newsgroups: gmane.comp.tex.context Subject: ConTeXt color to text Date: Mon, 03 Sep 2012 18:59:34 +0200 Message-ID: <5044E1F6.50109@gmx.net> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1346691586 31105 80.91.229.3 (3 Sep 2012 16:59:46 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 3 Sep 2012 16:59:46 +0000 (UTC) To: mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Mon Sep 03 18:59:48 2012 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from balder.ntg.nl ([195.12.62.10]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1T8a03-0005O7-OJ for gctc-ntg-context-518@m.gmane.org; Mon, 03 Sep 2012 18:59:47 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 28527101F9; Mon, 3 Sep 2012 18:59:42 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id NaNEYDNVbmm2; Mon, 3 Sep 2012 18:59:40 +0200 (CEST) Original-Received: from balder.ntg.nl (localhost [IPv6:::1]) by balder.ntg.nl (Postfix) with ESMTP id 6EE43101EA; Mon, 3 Sep 2012 18:59:40 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 7DC3C101EA for ; Mon, 3 Sep 2012 18:59:38 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id CRRy7g0gYPZN for ; Mon, 3 Sep 2012 18:59:37 +0200 (CEST) Original-Received: from filter2-ams.mf.surf.net (filter2-ams.mf.surf.net [192.87.102.70]) by balder.ntg.nl (Postfix) with ESMTP id 5DA8E101DF for ; Mon, 3 Sep 2012 18:59:37 +0200 (CEST) Original-Received: from mailout-de.gmx.net (mailout-de.gmx.net [213.165.64.23]) by filter2-ams.mf.surf.net (8.14.3/8.14.3/Debian-9.4) with SMTP id q83Gxas1013882 for ; Mon, 3 Sep 2012 18:59:36 +0200 Original-Received: (qmail invoked by alias); 03 Sep 2012 16:59:35 -0000 Original-Received: from ip-178-200-149-118.unitymediagroup.de (EHLO [192.168.178.3]) [178.200.149.118] by mail.gmx.net (mp069) with SMTP; 03 Sep 2012 18:59:35 +0200 X-Authenticated: #24293357 X-Provags-ID: V01U2FsdGVkX19EZ3Fjgk9E093oqwARYhSwrUkEJ+hpMgpyYk65Zs qqwWTIv6QA7AK6 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:15.0) Gecko/20120824 Thunderbird/15.0 X-Enigmail-Version: 1.4.4 X-Y-GMX-Trusted: 0 X-Bayes-Prob: 0.0008 (Score 0, tokens from: @@RPTN) X-CanIt-Geo: ip=213.165.64.23; country=DE; latitude=51.0000; longitude=9.0000; http://maps.google.com/maps?q=51.0000,9.0000&z=6 X-CanItPRO-Stream: uu:ntg-context@ntg.nl (inherits from uu:default, base:default) X-Canit-Stats-ID: 0QHSEXAIu - 8331aecf8b40 - 20120903 (trained as not-spam) X-Scanned-By: CanIt (www . roaringpenguin . com) on 192.87.102.70 X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.14 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: ntg-context-bounces@ntg.nl Original-Sender: ntg-context-bounces@ntg.nl Xref: news.gmane.org gmane.comp.tex.context:78074 Archived-At: Hi, for a batch command (ImageMagick) I need to convert ConTeXt colors to a text representation (e.g. rgb 'red' -> 'rgb(255,0,0)'; same for color models cmyk and gray). What is the best way to get (read only) access to the color channels of a defined color? Peter ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________