PDF (Portable Document Format) is an open standard for fixed format document exchange. Use this tag to indicate questions involving files in this format and also when software is generating/processing this format. When possible and possible relevant indicate the version of the PDF document (as ...

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1
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0answers
82 views

CUPS-PDF is very slow

I'm using CUPS-PDF printer to produce PDF files. Everything works properly, but problem is the time which CUPS-PDF printer needed to complete a job. For a PDF file with 25 pages CUPS-PDF need more ...
9
votes
5answers
2k views

How to merge 2 PDF files with interleaving pages order?

I've got a double-side-printed multipage document to scan with a linear bulk scanner. So, as the result I get 2 PDF files: one containing all odd pages and the second containing all even pages. I need ...
0
votes
1answer
28 views

How to convert the manpages of git and its subcommands into a pdf file?

There are two places that I can find manpages of git and its subcommands: https://git-scm.com/docs, and the links to all the git subcommands ...
40
votes
6answers
23k views

Split pages in pdf

I have a scanned pdf file which has scanned two pages on one virtual page (page in pdf file). The resolution is with good quality. The problem is I have to zoom when reading and drag from left to the ...
1
vote
1answer
183 views

CentOS 7 Encrypt a PDF

I've recently upgraded our server from CentOS 6 to CentOS 7 and I am having issues getting pdf encryption working on it. On CentOS 6 I installed libgcj and then the pdftk package. I could then ...
5
votes
1answer
1k views

Configuring CUPS PDF writer for PDF/A output?

Can the PDF pseudo-printer in CUPS be configured to emit PDF/A files? If so, how to do it? I'm using CUPS 1.5.3-5 and CUPS-PDF 2.6.1-6 as provided by Debian Wheezy/7.0. Despite CUPS PDF Format - ...
1
vote
0answers
71 views

Extract coordinates of matching text in PDF

Basically I want to grep a string in a PDF and get the coordinates of the matching result(s). I already use pdftotext to do the opposite, namely to extract some text given its coordinates. In ...
2
votes
1answer
87 views

List named destinations in a PDF

How can I list the named destinations in a PDF file? Named destinations are the formal name for what you might call anchors. Major browsers jump to the named destination foo when you follow a link to ...
3
votes
0answers
74 views

How to convert this chm file to pdf? [closed]

I want to convert a chm file to a pdf file. Calibre's command ebook-convert ebook-convert 1.chm 1.pdf only converts the first 7 pages of the chm file into a pdf file, while the chm file has much more ...
0
votes
0answers
17 views

Formatting lpr output to use a particular font and svg background

I have a somewhat peculiar request. I would like to be able to produce "retro" PDF output of text files (for subsequent printing or e-mailing). So I would like to have some sort of processor which ...
2
votes
0answers
26 views

Set default program for one specific file in Nemo

There's a lot of questions on how to change the default program for a specific file extension, but I want to know if I can change the default program for a specific file. Reason: Some PDFs don't ...
1
vote
0answers
104 views

How do I convert the complete AMD64 Gentoo Handbook into a PDF from the command-line?

I have been writing shell scripts for converting the AMD64 Handbook of Gentoo Linux to PDF and this is my current shell script: function ghand { # Input 1 is the architecture # Input 2 is the ...
2
votes
2answers
31 views

Opening PDFs in existing window

At the moment, I can open a PDF in Evince (say) by typing $ evince document1.pdf Then the command $ evince document2.pdf starts a second instance of Evince and opens the new document in that ...
26
votes
6answers
32k views

convert images to pdf: How to make PDF Pages same size

I did something like convert -page A4 -compress A4 *.png CH00.pdf But the 1st page is much larger than the subsequent pages. This happens even though the image dimensions are similar. These images ...
2
votes
1answer
59 views

Script to mail PDF files [closed]

It's a wrong question..please delete itn
7
votes
4answers
4k views

Text annotations and image additions to PDF file using free software

I'm mostly interested in annotating a PDF file with text at a predetermined position. GUIs and command line utilities are both Ok, but only free software solutions, please. However, I included image ...
10
votes
3answers
3k views

Open signed PDFs in Linux

We have some PDF files which are secured by a .pfx certificate. On Windows we can use Adobe Reader to read these PDF files (with previously imported certificate). I've googled for a long time but I ...
16
votes
4answers
7k views

Is there some sort of PDF to text -converter?

I need PDF files to text so I can search over them in bulk from commandline. Is there some converter for Ubuntu, OBSD or similar distro? Perhaps related post, OCR with ubuntu here.
0
votes
0answers
55 views

Why is JavaScript embedded in a PDF opened with Firefox not executed?

I have embedded a simple JavaScript (app.alert messagebox) in a PDF using Didier Stevens pdf-tools. Then I open that PDF in Firefox in Linux and the Javascript is not executed. The messagebox is not ...
0
votes
0answers
26 views

Installing swftools with dependencies on a server with no internet connection?

I am trying to install a package on a Red Hat server which does not have internet connection by which I could directly download and install dependencies. Where can I download the swftools package ...
2
votes
0answers
123 views

Auto reload of modified file looses pan position in Zathura

I use Zathura as my PDF reader. It is great but I have an issue with the auto-reload. When I compile a .tex file, its associated .pdf file is automatically reloaded in Zathura and correctly displays ...
3
votes
0answers
84 views

How can I calibrate Zathura's zoom levels to my monitors?

I'm using Zathura (using the MuPDF plugin) to review various layouts for printing. It's important to me that I'm looking at things approximately the same size as they will come out on paper. I realize ...
0
votes
1answer
187 views

Password protect a PDF file with AES 256

I can't find a free/open-source software that password protects my PDFs with AES 256. pdftk just offers 128-bit strength.. In fact I didn't find any other tool that encrypts PDFs. What tool may I ...
8
votes
2answers
2k views

Is there a way to flatten a .pdf image from the command line?

In GIMP, I can import a .pdf, and use the GUI to flatten it (if it was made with many layers) by selecting "Flatten Image" in the "Image" dropdown menu. I can then export the .pdf with a new ...
0
votes
0answers
46 views

Why can't I remove annotations in this PDF document?

I'm using GNOME "Document Viewer" for annotating PDF files. I can add annotations but am unable to remove them, despite following the instructions here. ...
0
votes
1answer
162 views

Overlay text in PDF via command line

The following command produced the result of the following image using convert, where an overlay box containing the letter "A" was layered over the PDF: convert online_gauss.pdf -fill white ...
9
votes
4answers
12k views

How to convert a color pdf to black-white?

I'd like to transform a pdf with some coloured text and images in another pdf with only black&white, in order to reduce its dimensions. Moreover, I would like to keep the text as text, without ...
0
votes
0answers
31 views

Why is my ghostscript output bigger when converting to sRGB?

I have a PDF (made with inkscape) with very high-resolution (4K) images that I'm compressing using ghostscript. When I use this line: gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 ...
1
vote
0answers
36 views

Print pdf like paps, but with actual fonts?

So I convert a piece of text to PDF like so: INPUT="this text goes to a pdf file" paps $INPUT 2>/dev/null | ps2pdf -sPAPERSIZE=a4 -dOptimize=true -dEmbedAllFonts=true - out.pdf Which works ...
1
vote
0answers
34 views

How to cut a really large raster image into smaller chunks?

I have a large poster as a pdf-file. I need to create a raster image from it (for instance because there seems to be no pdf viewer which allows me to zoom sufficiently to see the contents). So I ...
6
votes
3answers
5k views

Storing Okular PDF annotations and metadata in the PDF itself

The PDF viewer Okular (part of KDE desktop) has lots of nice features and supports lots of file formats. One of the things I like about it is the comments and annotations. Unfortunately, all of the ...
-1
votes
1answer
53 views

Create Automate Task to download and search in PDF and notify

I want to create an Automate Task to hourly download a PDF from a specific URL and then search for certain text like "6256896" and then if there was the text inside the PDF,notifies me for example ...
0
votes
1answer
104 views

alternative of pdfinfo to display author and title

I am using pdfinfo to display the title name and author of pdf files. But for some pdf files, it's not working. It's showing all other info like creation date,modification date,pagesize etc except ...
0
votes
1answer
102 views

Modifying the search result of grep

Normally, we can search a keyword in a list of pdf files using the following command: for file in *pdf; do pdftotext "$file" - | grep keyword done Now, from the search result, If I want to find ...
1
vote
0answers
55 views

Run itext script as cups filter

I have an itext script to apply some customisations to pdf files. These need to be done on-the-fly. I can easily do it this way : java -cp ".:itext5.jar" pdflayout input.pdf | lpr -P CP800/print ...
3
votes
0answers
41 views

How can OCRed text be preserved while converting between djvu and pdf files?

Suppose a pdf file has OCRed text. How can we convert it to a djvu file and pass the OCRed text to the djvu file? Conversely, if exchange "pdf" and "djvu" in the above? Thanks!
0
votes
1answer
48 views

How to create a custom command in Linux for a wine pdf application?

I'm using Debian GNU/Linux 7.8 and would like to have PDFXCview.exe as the standard application to open pdfs. Opening a pdf using a small executable file including #!/bin/bash wine ...
2
votes
2answers
234 views

Batch rename according to number of pages in pdf file

I have a lot of papers in pdf files (and also other type of files in the same folder). I'd like to rename them using the pattern <current file name>[<number of pages>].pdf But after ...
8
votes
2answers
1k views

What program will save a fillable PDF?

There are several nice fillable PDFs available for the RPG hobby. These have boxes that number values can be entered and simple formulas are calculated throughout the sheet. I'm finding that the ...
4
votes
2answers
955 views

Extract even-numbered and odd-numbered pages of a PDF into two separate PDFs

I have a PDF that consists of several hundred pages of bilingual text. Since I need to use OCR on each language separately, I want to grab the even and odd pages and make two separate PDFs, using ...
0
votes
3answers
74 views

Splitting a pdf-file into 2 pdf's (one contining equal pages etc…) [duplicate]

I have a 600 pages long pdf file. I would love to be able to split it in different pdf files, one containing odd-numbered pages: 1,3,5,7,9,11 etc. and another file containing even-numbered pages: 2, ...
1
vote
1answer
278 views

textutil convert PDF to txt producing garbled output

I am trying to convert PDF files to text files using textutil. I don't if there are special types of PDFs that can and cannot be converted. The files I am trying to convert are in a searchable ...
10
votes
4answers
2k views

How to preserve bookmarks when rearranging pages of a PDF file with tools like pdftk?

I am using pdftk to rearrange pages of a pdf file with bookmarks/outlines, but after that, the output file lost the bookmarks of the original. My command is pdftk in.pdf cat 1-22 43 23-42 44-end ...
0
votes
0answers
168 views

ubuntu document reader for acrobat pdf forms

I have an acrobat pdf form that I need to fill. I am using ubuntu 14.04 trusty. Is there a reader that can handle this, the default (evince) doesn't seem to work. thanks
0
votes
1answer
123 views

Sign a PDF file to verify integrity and validity

I've been asked to distribute electronic certificates (they were originally paper), in a PDF format, but I'd like to sign them with gpg or something similar so users can upload them to my site to ...
16
votes
4answers
30k views

pdf to jpg without quality loss; gscan2pdf

When I convert a pdf file to bunch of jpg files using convert -quality 100 file.pdf page_%04d.jpg I have appreciable quality loss. However if I do the following, there is no (noticeable) quality ...
0
votes
0answers
25 views

How can I comfortably highlight PDF files without KDE?

Okular is great but has many KDE dependencies. Xournal is not very suitable for highlighting. Evince doesn't have any "editing" functionality.
0
votes
2answers
264 views

convert a html book to a pdf file?

How can I convert a html book (consisting of a number of html files linked to each other) to a pdf file on Ubuntu? Hope the resulting pdf file can have bookmarks according to the structures of the ...
43
votes
11answers
35k views

How can I grep in PDF files?

Is there a way to search pdf files using the power of grep, without converting to text first in Ubuntu?
0
votes
0answers
691 views

Can't download all of specified webpages by using wkhtmltopdf

i try to download the webpages specified as a list of urls in a text file urls, and convert and merge them to a single pdf file, by running: $ wkhtmltopdf $(cat urls) all.pdf Loading pages (1/6) ...