From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1Ptlc7-000206-Kb for garchives@archives.gentoo.org; Sun, 27 Feb 2011 18:45:03 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 18CC71C03B; Sun, 27 Feb 2011 18:43:29 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) by pigeon.gentoo.org (Postfix) with ESMTP id D8ED51C03B for ; Sun, 27 Feb 2011 18:43:28 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp.gentoo.org (Postfix) with ESMTP id 6FAC11BC016 for ; Sun, 27 Feb 2011 18:43:28 +0000 (UTC) X-Virus-Scanned: by amavisd-new using ClamAV at gentoo.org X-Spam-Score: 0.669 X-Spam-Level: X-Spam-Status: No, score=0.669 required=5.5 tests=[AWL=-0.707, BAYES_00=-2.599, RCVD_ILLEGAL_IP=1.908, RCVD_NUMERIC_HELO=2.067] Received: from smtp.gentoo.org ([127.0.0.1]) by localhost (smtp.gentoo.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id wO04piJTQ67l for ; Sun, 27 Feb 2011 18:43:21 +0000 (UTC) Received: from lo.gmane.org (lo.gmane.org [80.91.229.12]) by smtp.gentoo.org (Postfix) with ESMTP id 623AD1BC023 for ; Sun, 27 Feb 2011 18:43:19 +0000 (UTC) Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1PtlaO-0001E5-Hh for gentoo-user@gentoo.org; Sun, 27 Feb 2011 19:43:16 +0100 Received: from 2.83.126.71 ([2.83.126.71]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 27 Feb 2011 19:43:16 +0100 Received: from nunojsilva by 2.83.126.71 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 27 Feb 2011 19:43:16 +0100 X-Injected-Via-Gmane: http://gmane.org/ To: gentoo-user@lists.gentoo.org From: nunojsilva@ist.utl.pt (Nuno J. Silva) Subject: [gentoo-user] [OT] Re: PDF: convert to grayscale Date: Sun, 27 Feb 2011 18:46:32 +0000 Message-ID: <87wrkle2nr.fsf_-_@ist.utl.pt> References: <87ipwuiqjr.fsf@ist.utl.pt> <4D559EB0.10902@orlitzky.com> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: 2.83.126.71 User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) Cancel-Lock: sha1:951wMa+LkRi8kOHpA+09gGDCM5Q= X-Archives-Salt: X-Archives-Hash: 2d182cbd40244d472d8cc21eaed05bc9 Michael Orlitzky writes: > On 02/08/11 08:50, Nuno J. Silva wrote: >> Does anyone know a tool (other than ghostscript) that is able to convert >> a PDF (or postscript) to grayscale? > > A laserjet? =) That makes me wonder... in a color printer, I expect it not to print any color when it has no color ink, but do grayscale printers apply some conversion internally, to make sure that e.g. plain cyan is still visible (instead of making it white)? -- Nuno J. Silva gopher://sdf-eu.org/1/users/njsg