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

3
votes
1answer
43 views

Extract completed slides of a slide show PDF

PDF files of slide show presentations distributed by my lecturers often contain a huge number of pages, because each animation step results in an new page (sometimes 20 pages per slide). This is nice ...
-5
votes
2answers
57 views

PDF: Using Terminal [closed]

I tried creating a PDF file using terminal . I wrote "vi New.pdf". It created the file. Now that when i trying to double click and open it . It said something like :- The file "New.pdf" could not ...
1
vote
0answers
25 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
1answer
38 views

Convert Blog to PDF or Epub Book

I want a command or script to collect all the posts on a given blog and convert them into a PDF and/or Epub book without needing to be the owner of the blog. This website allows users to convert blogs ...
0
votes
1answer
30 views

Why my rescued PDFs forms are empty?

First, I'm no expert, so don't assume I know much about data recovery. I'm using ddrescue and photorec to try to rescue files from a USB stick. It's a 32GB stick that has no more partition information ...
2
votes
1answer
48 views

How can I rasterize all of the text in a PDF?

You know when you have a pdf, which is a scan of a document and it's a really huge file, because it just stores the picture of the scanned document? And there are OCR tools which can help you to ...
0
votes
2answers
35 views

Download an article with cURL given a dynamic download link

I'm trying to download this published journal article using cURL. It's the main page of an open access, so there should be not problems for anyone to see/download the article. I then extract the ...
4
votes
1answer
32 views

How to convert ęąśćżńł TXT to PDF with enscript?

I have problem converting a file to PDF. I create the file with echo ęąśćżńł > text and convert: enscript -O text -o - | ps2pdf - out.pdf However, out.pdf has an encoding problem:
4
votes
2answers
224 views

How to convert libreoffice ODT to PDF in bash

I am using libreoffice under CentOS 6. I can convert ODT files to PDF with: libreoffice --headless --convert-to pdf *.odt but the problem is that it only works when no document is open in ...
2
votes
0answers
55 views

Printing on custom paper size / adding paper size to PPD

I have some trouble when printing to custom paper sizes. Currently, I want to print something to a 21cm x 21cm card. So, I created a document with this size in libre office and exported it to PDF. ...
3
votes
1answer
20 views

tiff2pdf coloured

I converted some scanned .tif files to .pdf using tiff2pdf (libtiff version 4.0.3 ) with JPEG compression. Viewing them in evince showed a coloured (pinkish) background. My initial thought was that ...
0
votes
0answers
47 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 ...
0
votes
0answers
23 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. ...
0
votes
1answer
56 views

How to get `pdftotext` to output text in a readable encoding?

I converted a PDF file into a txt file using pdftotext. As an example, i have the sentence "This is the first study on the functional relevance of", notice the f in "first", when i process this sentence ...
1
vote
1answer
63 views

Gnome printing (Evince): Scale pdf up and center (get rid of page margin)

As you know, latex documents often have quite a substantial amount of page margin. I don't like that. The printing dialog offers the option to print the document scaled up (let's say 120%), but then ...
1
vote
2answers
23 views

Substituting file extensions on a variable

I'd like to do the following : create a .tex and directly show it after compilation with evince, ideally it would be like this: showpdf file.tex so I wrote #!/bin/sh pdflatex $1 && ...
0
votes
1answer
42 views

Syntax highlighting and export EPUB format

I need to write RTL format and finaly export as Epub (pdf as freedom).I need to explain my codes and somthing such as syntax highlighting, Do you have any solution? UPDATE: My question has 2 aspect: ...
2
votes
2answers
193 views

How to set password for pdf files?

I need to password protect my PDF file(s), because I am going to send them through email and I want anyone who would view my PDF file(s) to be prompted for a password. How can I add a password to a ...
0
votes
1answer
34 views

How can this pdf file be created from this website?

This pdf file seems created from this site. I check the information of the pdf file by pdfinfo the pdf file: Creator: pdftk 1.12 - www.pdftk.com Producer: itext-paulo ...
2
votes
1answer
75 views

Recover pdf from extracted images

Here is the information of images in a single-page pdf file: $ pdfimages -list p1.pdf page num type width height color comp bpc enc interp object ID ...
2
votes
1answer
302 views

Convert pdf to a different page size (US Letter -> A4)

I'm trying to print a simple US Letter document, but for some reason, I just cannot manage to fit it properly onto A4 when printing multiple pages per-list. I have tried converting the pdf using: gs ...
1
vote
2answers
91 views

Extract words instead of letters from pdf files?

I use less which uses pdftotext to extract text from pdf files, by less my.pdf. In this way, some words' letters are separated by spaces from a pdf file. CH APTE R 2 5 T E ST IN G WE B A P P ...
2
votes
1answer
76 views

Exchange odd and even pages in a pdf file?

Is it possible to exchange odd and even pages in a pdf file, e.g. page 1 and page 2 exchange, page 3 and page 4 exchange, ..., assuming the pdf file has even number of pages? Can it be done using ...
1
vote
1answer
62 views

Splitting a PDF file with Ghostscript results in one extra blank page

I try to split the pages of one PDF file into a separated one-page PDF files. This command does the job so far: gs \ -q \ -dQUIET \ -dSAFER \ -dBATCH \ -dNOPAUSE \ -dNOPROMPT \ ...
1
vote
0answers
62 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. ...
3
votes
1answer
56 views

Combine parts of pages of a PDF document

I have a PDF which has some content split onto 2 pages. The first part takes less or equal the bottom half of the first page and the second part takes less than the top half of the second page. For ...
1
vote
0answers
37 views

zathura : auto reload but looses zoom

I use zathura as my pdfreader. It is great but I have some issue with the auto-reload. When I compile a .tex file, it's associated .pdf file is automatically reloaded in zathura and correctly displays ...
1
vote
1answer
155 views

What happened to ePDFview‽

In my older Fedora installation (It's Fedora 20 right now, but I've been updating it since well before FC18), I'm using a rather minimal PDF viewer, called "ePDFview". It seems to be gone from more ...
0
votes
2answers
46 views

How do I download a PDF, then output a chunk of text?

My city water bill is emailed to me every month as a link to the current PDF hosted on their server. So I can easily download this PDF any time I want. How do I take that PDF and extract my account ...
1
vote
1answer
112 views

Print a PDF with scaled content

I have a 150 page long pdf file where individual pages are shrunk. I need to magnify the file upto 900% to read anything on the screen (and it is readable at that magnification). I would like to print ...
1
vote
1answer
62 views

Vi keys in Xpdf?

The Xpdf man page says that it can be customized to work with Vi style keybindings: Previous versions of xpdf included a "viKeys" X resource. It is no longer available, but the following ...
0
votes
0answers
151 views

How to install evince on CentOS Linux release 7.0.1406

On my CentOS Linux release 7.0.1406 the PDF reader doesn't render image colours correctly that's sent from MacOSx/CS Adobe Acrobat. Is there a way to install Evince with Yum on this particular ...
1
vote
1answer
40 views

Does okular/poppler support following intra-document cross-references in PDF files?

Using docbook and Apache FOP I can create PDFs that contain cross-references. For example, the Table of Contents of a book looks like this: Chapter 1 Introduction........................12 Using ...
2
votes
2answers
24 views

How do I export visiting cards onto one page?

I have a script to generate visiting cards for the entire team from an svg template. It spits out a single pdf the size of a visiting card, like so: +-----------------+ | o o | | ...
2
votes
1answer
105 views

All PDF applications mix the width and height of a PDF file

I have this PDF file created by scanning. When viewing it in any PDF viewer, the page's width is greater than the height. But it seems like all the PDF applications I have tried mistake the width as ...
9
votes
8answers
254 views

Find duplicate PDF files by content

Some journals generate a different PDF for each download. APS for example stores time and the IP address in the PDF. Or there is a paper version with hyper links and one with text references. How ...
2
votes
1answer
101 views

How to tell if the hidden text layer in a pdf file is from OCR or not? [closed]

I have seen some pdf files after OCR have very accurate text (both in terms of recognition rate, and in terms of alignment of text to the image). What Unix/Linux tools help me tell, if the hidden ...
4
votes
1answer
69 views

Avoid bloating file size when removing OCRed text from a pdf file?

I use pdfimages and convert recommended by Anthon to remove the OCRed text of a pdf file, and the size of the pdf file changes from 29MB to 373MB. My first step is split the pdf file into a pbm file ...
2
votes
3answers
120 views

How can I convert a scanned PDF with OCRed text to one without OCRed text?

I have a scanned PDF file, with low-quality OCRed text. I would like to have a PDF file without the OCRed text. How can I convert a scanned PDF with OCRed text to without OCRed text? I am thinking ...
0
votes
1answer
40 views

How can I remove a clickable bar with hyperlink in each page of a pdf file?

Can we remove a long narrow clickable bar(with some hidden text and link) at the bottom of each page of this pdf file? When never I click it, it will tries to open a website in my browser. I prefer ...
0
votes
1answer
44 views

Page size after pdfcrop doesn't match my calculations?

I'm running: $ pdfcrop --margins '-36 -59 -49 -35' tmp.pdf tmpo3.pdf But the page sizes before and after don't match with my calculation. My calculation shows that the page sizes in points after ...
0
votes
1answer
132 views

Merge and export OCRed text into and from a pdf file

Given a pdf file, and a html file in hocr format for the OCRed text, can we merge the OCRed text into the pdf file, so that the new pdf file can be searchable for text? For example, I have a pdf by ...
4
votes
1answer
179 views

Ways to convert and combine image files into a pdf file?

I have about 190 image files (png and jpg) in a directory. For more information, each image has 2500 x 3072 pixels, and about 500KB. I use the command convert from ImageMagik to convert and combine ...
1
vote
2answers
112 views

Which is the software package for creation of PDF documents on Debian and OpenBSD OSes?

I have installed the software package called evince. It only opens and reads PDF files but does not create them. What software package should I install on boxes that run Debian (or OpenBSD) that can ...
5
votes
1answer
102 views

Sterilize PDF files

I use Linux on my desktop, but I got suprised after checking random PDF files on my machines with Virustotal. One of them contained a "PDF.Exploit.CVE_2008_2992". So PDF files can have malicious ...
4
votes
0answers
36 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?
0
votes
0answers
19 views

Print the page count within the PDFs in a directory to a output txt file [duplicate]

The need has been to identify the total page count of all the PDF files we have in a repository. For that, I was able to come up with the following script. However, I'm now stuck with this situation: ...
1
vote
0answers
70 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 ...
0
votes
0answers
67 views

use middle click scroll not zoom

How to change middle mouse button (when pressing) behavior in Okular? Currently, when I press it, it zoom in/out. But I want to use it for fast scrolling, something like in firefox or evince.
2
votes
1answer
115 views

Using Evince instead of Okular for Alpine (MIME configuration for PDF viewers)

Within Alpine, if I hit enter on a PDF attachment, my system brings up Okular. I would prefer if it brought up Evince, because that's the PDF viewer I normally use. How can I do that? This is clearly ...