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 ...

learn more… | top users | synonyms

4
votes
0answers
53 views

Compare PDF documents with embedded links?

diffpdf shows the visual differences in two PDF documents. Since some PDF documents include hyperlinks is there a diff that handles those also?
4
votes
0answers
43 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!
3
votes
0answers
48 views

Unix way to extract vectorised image and its graph from a PDF file?

Data: one LHC thesis' page 16, where the picture is vectorised (most probably .eps). I am reviewing the answer here of the thread Software needed to scrape data from graph. I cannot find any tool ...
3
votes
0answers
93 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 ...
3
votes
0answers
182 views

Replace a image in a PDF using command line

I need to process some PDF files. The task consists in exchange a given image file by another. My first problem is how to replace a PDF image from command line in a batch process. Next I'll try to ...
3
votes
0answers
129 views

Standard workflow to digitize magazines or books using OCR while minimizing file size?

To scan books containing just text, black&white images and clear borders, the workflow I've been using is: digitize the source using a camera or just a scanner use scantailor finally use ...
3
votes
0answers
105 views

pdf viewer for text documents saved as images — bad rendering

The situation I have in mind is a .pdf document obtained from a scan, or at least such that some readers view it as an image (as opposed to text) and render it badly (see the screenshot below) My ...
2
votes
0answers
23 views

How do I trace why printing pdf from Ghostscript vs Evince is different?

I'm trying to get a better sense of how the "Print to File" option works on Linux Mint. Basically, when I open a PDF with Evince and print it to PDF, the output is different from the original, and ...
2
votes
0answers
20 views

epstopdf loose greek symbole

I'm generating a pdf using gnuplot this way: set term postscript color eps enhanced 15 set out '| epstopdf --filter --outfile=SD.pdf' replot set out Whereas the eps file generated contains the ...
2
votes
0answers
27 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 ...
2
votes
0answers
68 views

Using interface file with LP and txt2pdf utility to transform print file to PDF

Our legacy application uses LP commands on Solaris 5.10 to print report files to printers throughout our org. However, now we have a remote location that won't have access to a printer (at least not ...
2
votes
0answers
65 views

How to make a PDF portfolio from merged files

Adobe Acrobat has a feature where PDF files can be merged into a single portfolio document. The various PDF files can be set out with a template, and clicking on its icon views the appropriate PDF. ...
2
votes
0answers
130 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 ...
2
votes
0answers
54 views

MasterPDFEditor use black theme for PDF pages

@Crunchbang/Debian x32 I've been using MasterPDFEditor for quite some time & I'm impressed by its PDF annotation capabilities. However I decided to start using a black GTK+ theme & after ...
2
votes
0answers
30 views

Can one move the OCRed text from one PDF to another PDF file?

Given a PDF file with OCRed text, is it possible to move the OCRed text to another PDF file?
2
votes
0answers
2k views

Can't print pdf file with lpr

I am currently using Arch linux. I am trying to print a pdf file for the command line, it is easier that way as I need to print several range of pages. Just for testing I issue a command to print a ...
2
votes
0answers
297 views

Extract bookmarks from a pdf and add them to another in gs?

I have two pdf files, one with bookmarks, and the other without. I would like the second pdf file to have the same bookmarks as the first. I wonder how to do that using gs? Ideally, it will be nice ...
2
votes
0answers
98 views

Insert bookmark in .pdf file for print

I have searched many solutions on what is the best way to search a .pdf, and if a page named spec_out is located in the .pdf it will insert the first bookmark before other bookmarks as Spec Out. I'm ...
2
votes
0answers
976 views

troff to PDF conversion

I am very new to UNIX and trying to learn troff. I have some set of very old written troff files (before 20 years from now). Some samples are hereunder: file_00.g B,4.5,3.5,15.5,23.5 ...
1
vote
0answers
28 views

Cannot print pdf from applicaton, lp works fine

Running Linux Mint 17.3 and I have installed a RICOH MP C3003 printer using cups with drivers obtained from http://www.openprinting.org PDF. The speciality may be that I have to use locked print at my ...
1
vote
0answers
32 views

collect and print multiple pages to single pdf file in linux

I have to print multiple documents from different applications (browsers, pdf readers etc) and print to a pdf file. What I want to do is collect the documents when i 'print' from these applications ...
1
vote
0answers
26 views

How to extract hocr file from PDF?

I'm creating an OCR-ed PDF through tesseract: tesseract input.tif out pdf But I also need the hocr and txt files. Recent versions of tesseract already solved this but because it requires compiling ...
1
vote
0answers
15 views

Is there any way to recover unsaved annotations in Okular after system crash

Other popular PDF software such as Adobe Reader or Skim (on OS X) offer a functionality to restore your annotations after a system crash even if you haven't saved the file manually yet. Does Okular ...
1
vote
0answers
35 views

How to preserve clearness while converting jpg to pdf file?

I would like convert a jpg file (a photo taken of two pages of a book) to a pdf file, with the goal of making the pdf file look like pages of a regular ebook file in terms of page size and ...
1
vote
0answers
27 views

Is there a common way to render out pdf files in a human-readable format on the command-line and keep the general layout?

I'm imagining something deeper than pdftotext (part of poppler-utils), because what I was imaging would be possible, would be to retain most of the layout on a virtual page, e.g. pipe this through a ...
1
vote
0answers
31 views

How to remove zoom information from a PDF bookmark

I have a PDF file with bookmarks (aka index and document outline), which seem to specify the zoom in which the document is displayed after the link is followed. I know this because when I view the ...
1
vote
0answers
14 views

pdf viewer with two-sided option

I am looking for a pdf viewer, that is able to show two pages side-by-side, like they would be printed in a book. (Just like Preview does on Mac OS X) I am using GNOME on Debian and already looked ...
1
vote
0answers
32 views

concat pdf pages after pdfcrop

I ran pdfcrop to crop the whitespace from pdf. As expected, the result is a pdf with pages of varying sizes. Is there any way to "squash" all these pages so they nicely fit in A4 (or any other format) ...
1
vote
0answers
90 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 ...
1
vote
0answers
81 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 ...
1
vote
0answers
119 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 ...
1
vote
0answers
36 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 ...
1
vote
0answers
39 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
129 views

How do I encrypt (password protect) a PDF without encrypting the metadata?

It seems that the encryption provided by pdftk(1) is the level supported by Acrobat 5 (I added a password to a PDF file using pdftk then opened it in Acrobat Pro 9 and examined the security settings; ...
1
vote
0answers
305 views

Show annotations in PDF

I have a PDF file that has annotations in them. Comments that are in a box show up, but removed words or other insertions do not appear. I don't need to add any annotations; I just need to view them. ...
1
vote
0answers
56 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 ...
1
vote
0answers
186 views

How to force custom color scheme when using Inverted Colors in Evince?

As pointed out in Software to read PDFs with inverted colors (Windows), instead of having a very white on very black color scheme (which induces a very nasty contrast) it is often preferable to use a ...
1
vote
0answers
76 views

How can I workaround or fix a printer offset x0y?

OK, so I have an old office reject printer, the OKI B4350. Works great with CUPS and Evince except for one thing: often it prints the page all messed up: offset from the upper left corner and ...
1
vote
0answers
162 views

Can htmldoc create multi-level pdf bookmarks?

I downloaded an online html book (http://www.cim.mcgill.ca/~franco/OpSys-304-427/lecture-notes/lecture-notes.html), by the following command wget -r -np -nH --cut-dirs=3 -p -k ...
1
vote
0answers
54 views

scan directories of .pdf and .ps files for keyword in title and author

I have got directories full of research papers. I would like to scan the files for keywords in the titles, the author lists, etc. Does a tool for that purpose exist?
1
vote
0answers
49 views

How can you pdfjoin smartly different sized pictures?

I'm running the default pdfjoin and getting results like this: How can you pdfjoin different sized pictures? My first idea is to add an empty page in front of all things.
1
vote
0answers
156 views

How to change font substitutions in kpdf?

I'm trying to read a pdf that was created with MSWord using Garamond and kpdf is substituting 'Deja Vu Sans'. But I've got Palladio! Where can I change it?
1
vote
0answers
105 views

PDF editor with regular expressions for bookmarks?

Are there any Unix-based PDF editors with automatic bookmark creation?
0
votes
0answers
10 views

llpp shortcut for duplicating window

I'm using llpp to view PDFs. I'd like to have a keyboard shortcut (like Ctrl+n) which will open the current PDF in a new window. Any ideas?
0
votes
0answers
39 views

How to split a A4 Letter page pdf into 2 4x6 pdfs

I get pdfs in A4 Letter size in portrait orientation, they have 2 sections top and bottom each 4x6. Right side of pdf is blank. I need to spit them into 2 pdfs 4x6 or 2 pages of the same pdf.. Ive ...
0
votes
0answers
19 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 ...
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 ...
0
votes
0answers
57 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
0answers
35 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 ...
0
votes
0answers
58 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 ...