From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Tassilo Horn Newsgroups: gmane.emacs.help Subject: Re: Better image quality for doc view? Date: Tue, 31 May 2016 14:25:56 +0200 Message-ID: <878tyqxvl7.fsf@gnu.org> References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1464697608 17141 80.91.229.3 (31 May 2016 12:26:48 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 31 May 2016 12:26:48 +0000 (UTC) Cc: help-gnu-emacs@gnu.org To: Stefan Monnier Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Tue May 31 14:26:37 2016 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1b7ikl-00074i-1D for geh-help-gnu-emacs@m.gmane.org; Tue, 31 May 2016 14:26:35 +0200 Original-Received: from localhost ([::1]:36140 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b7ikk-0004ZL-0z for geh-help-gnu-emacs@m.gmane.org; Tue, 31 May 2016 08:26:34 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57124) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b7ikG-0004ZC-5I for help-gnu-emacs@gnu.org; Tue, 31 May 2016 08:26:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b7ikB-00037d-QD for help-gnu-emacs@gnu.org; Tue, 31 May 2016 08:26:03 -0400 Original-Received: from nsmtp.uni-koblenz.de ([141.26.64.14]:35257) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b7ikB-00037T-Jo for help-gnu-emacs@gnu.org; Tue, 31 May 2016 08:25:59 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by nsmtp.uni-koblenz.de (Postfix) with ESMTP id 60606220896; Tue, 31 May 2016 14:25:58 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at uni-koblenz.de Original-Received: from nsmtp.uni-koblenz.de ([127.0.0.1]) by localhost (nsmtp.uni-koblenz.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id FxgBvc551R2m; Tue, 31 May 2016 14:25:58 +0200 (CEST) Original-Received: from deliver.uni-koblenz.de (deliver.uni-koblenz.de [141.26.64.15]) by nsmtp.uni-koblenz.de (Postfix) with ESMTPS; Tue, 31 May 2016 14:25:58 +0200 (CEST) Original-Received: from thinkpad-t440p (dhcp239.uni-koblenz.de [141.26.71.239]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by deliver.uni-koblenz.de (Postfix) with ESMTPSA id 366DE3041E5; Tue, 31 May 2016 14:25:58 +0200 (CEST) Mail-Followup-To: Stefan Monnier , help-gnu-emacs@gnu.org In-Reply-To: (Stefan Monnier's message of "Sun, 29 May 2016 20:13:22 -0400") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 141.26.64.14 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.org gmane.emacs.help:110145 Archived-At: Stefan Monnier writes: >> Should I change the program that converts PDF files to PNG? > > Sounds like it, yes, Doc-view uses GhostScript which is basically installed anywhere but if mupdf is installed on your system, too, it'll instead use that (no need to tweak some option). I'm not sure if that gives better quality but for sure it is way faster. You can see what it currently uses by checking the value of `doc-view-pdf->png-converter-function'. Bye, Tassilo