From: "Hartmut Henkel" <hartmut_henkel@gmx.de>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>, ntg-context@ntg.nl
Subject: Re: OT: Pdf info
Date: Wed, 20 Jul 2011 14:02:00 +0200 [thread overview]
Message-ID: <20110720120200.199120@gmx.net> (raw)
In-Reply-To: <CAG5iGsDvOkZXCGNo=O+FS9rK+kZWO_EgUUjovGgQT=GknrZ2Sw@mail.gmail.com>
> 2011/7/20 Procházka Lukáš Ing. - Pontex s. r. o. <LPr@pontex.cz>:
> > Hello,
> >
> > this question in not straightly related to Context, but Context users
> may
> > have solved it and Ctx may be used to solve it.
> >
> > I would need to get the following information from .pdf file(s):
> >
> > - number of pages,
> > - common width and height of pages (provided that they are the same;
> > otherwise the dimension can be e.g. zero).
> >
> > The final goal is to use Ctx as a .pdf joining engine - to provide this,
> I
> > need to know whether the .pdf to be inserted is portrait or landscape
> > oriented, what is its size (so if to be scaled or not) etc.
> >
> > So Lua inside Ctx may be used to get the required .pdf info, if
> necessary.
> >
> > If an external program was used, it should be non-interactive
> (command-line
> > oriented), free and working under Windows.
> >
> > Does anyone have any experience with such a task?
> You can use some macros (see Taco), and for external programs
> google for mupdf and xpdf
>
> Tthe lua pdf library with mkiv should be also useful, but I've still
> to play with it.
luatex's epdf library (= poppler Lua bindings, maybe that's what Luigi meant) allows to extract all this info from a pdf file, with a bit of Lua programming.
Regards, Hartmut
--
Empfehlen Sie GMX DSL Ihren Freunden und Bekannten und wir
belohnen Sie mit bis zu 50,- Euro! https://freundschaftswerbung.gmx.de
___________________________________________________________________________________
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
___________________________________________________________________________________
next prev parent reply other threads:[~2011-07-20 12:02 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-20 11:21 Procházka Lukáš Ing. - Pontex s. r. o.
2011-07-20 11:27 ` Taco Hoekwater
2011-07-20 11:29 ` luigi scarso
2011-07-20 12:02 ` Hartmut Henkel [this message]
2011-07-20 12:11 ` luigi scarso
2011-07-20 12:26 ` Procházka Lukáš Ing. - Pontex s. r. o.
2011-07-20 12:53 ` Hans Hagen
2011-07-20 13:04 ` Procházka Lukáš Ing. - Pontex s. r. o.
2011-07-20 12:54 ` OT: Pdf info (solved) Procházka Lukáš Ing. - Pontex s. r. o.
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=20110720120200.199120@gmx.net \
--to=hartmut_henkel@gmx.de \
--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).