From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#44504: 27.1; feature request: doc-view support for Djvu documents Date: Sat, 07 Nov 2020 18:08:47 +0200 Message-ID: <831rh56tf4.fsf@gnu.org> References: <50008.47489.95516.24486@gargle.gargle.HOWL> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="29017"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 44504@debbugs.gnu.org To: "Roland Winkler" Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Nov 07 17:10:11 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kbQn5-0007S5-1r for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 07 Nov 2020 17:10:11 +0100 Original-Received: from localhost ([::1]:41752 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kbQn3-0006xs-Jy for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 07 Nov 2020 11:10:09 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:54644) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kbQmw-0006xl-NY for bug-gnu-emacs@gnu.org; Sat, 07 Nov 2020 11:10:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:47593) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kbQmw-0005js-9K for bug-gnu-emacs@gnu.org; Sat, 07 Nov 2020 11:10:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kbQmw-0001Z1-2o for bug-gnu-emacs@gnu.org; Sat, 07 Nov 2020 11:10:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 07 Nov 2020 16:10:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 44504 X-GNU-PR-Package: emacs Original-Received: via spool by 44504-submit@debbugs.gnu.org id=B44504.16047653435938 (code B ref 44504); Sat, 07 Nov 2020 16:10:02 +0000 Original-Received: (at 44504) by debbugs.gnu.org; 7 Nov 2020 16:09:03 +0000 Original-Received: from localhost ([127.0.0.1]:59138 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kbQlz-0001Xi-IY for submit@debbugs.gnu.org; Sat, 07 Nov 2020 11:09:03 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:54420) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kbQlx-0001X6-Kh for 44504@debbugs.gnu.org; Sat, 07 Nov 2020 11:09:02 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:60435) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kbQls-0005PT-0l for 44504@debbugs.gnu.org; Sat, 07 Nov 2020 11:08:56 -0500 Original-Received: from [176.228.60.248] (port=2633 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1kbQlh-0002XW-8v; Sat, 07 Nov 2020 11:08:50 -0500 In-Reply-To: <50008.47489.95516.24486@gargle.gargle.HOWL> (winkler@gnu.org) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:192844 Archived-At: > Date: Sat, 7 Nov 2020 09:55:04 -0600 > From: "Roland Winkler" > > I suggest to add a backend for Djvu documents to doc-view. (See the > website http://djvu.sourceforge.net/ describing the Djvu format and > hosting the DjVuLibre library.) While I am maintaining djvu.el in > GNU Elpa, the purpose of this package is to edit Djvu documents. So > the relation between djvu.el and doc-view is similar to the relation > between ps-mode and doc-view. For users who only want to view Djvu > documents, the fairly big machinery of djvu.el can be rather > confusing. > > The command line tool ddjvu from DjVuLibre converts Djvu documents > to various bitmap formats (pbm, pgm, ppm, pnm, rle, and tiff). > So I believe this should be sufficient for doc-view. It is also > possible to extract the text layer of Djvu documents. SGTM, thanks. Patches to this effect are welcome.