Questions tagged [pdf]

The Portable Document Format (PDF) is an ISO standard electronic file-format. Question about PDF can be about reading, converting, creating and editing such files.

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674 views

kindle cannot highlight/select words in converted pdf

I converted scientific books using softwares introduced here. I am using kindle paperwhite and the problem is that i cannot select and long press any word in PDF. Whole the file looks like an image. ...
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1answer
1k views

How do I have Calibre automatically create a cover image from a non-ebook file?

I am an RPG publisher and use Calibre to maintain my research library (PDF, mostly) and my stock art library (various image files). When I load a PDF, Calibre automatically creates a cover image ...
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3answers
5k views

How convert multi-column PDF files to readable PDF in 6 inches display devices?

What is the best way to convert multi-column PDF file into readable format in a 6 inch display devices like kindle?
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2answers
1k views

PDF vs DjVu benefits and disadvantages

What's the point of these two ebook formats? The quality and file size of the ebooks tend to be near identical and ereaders for these aren't exotic at all. Why would you choose one over the other?
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2answers
7k views

Can I use Kindle to read research papers?

I want to be able to read research papers and if you have ever seen one they have two columns of text per page, does the Kindle format this is a user friendly way? Can it display any article from the ...
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2answers
71 views

How to skip those hyphens while searching in acrobat

I have two pdf files: original image pdf where the pdf file is just an image of the text ocr pdf produced by OCR, using ABBYY FineReader 11 these are the process i did i have a image pdf then i ...
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0answers
88 views

Create chapters with Office

I usually create summaries of my university stuff with Open Office (in DIN A5 page format) and export it as a PDF. This file I then just send to my Kindle 4 and the document is ready to be read. Now ...
4
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2answers
2k views

How to convert this chm file to pdf?

I want to convert a chm file to a pdf file. Calibre's command ebook-convert only converts the first 7 pages of the chm file into a pdf file, while the chm file has much more pages. How can I convert ...
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235 views

DIN A5 PDF on Kindle Paperwhite 2

What PDF paper sizes does Kindle Paperwhite 2 supports? I'm generating a ebook from sources, so I can specify a size. But when I use any paper size (like A5, or B7) different from default (portrait ...
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0answers
50 views

interactive 3D content - which format supports?

I am looking for options to display a 3D rendered model with some interactivity. Adobe does (used to ?) support for 3D content, however as I know it doesn't work on handhold devices or mobiles, only ...
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2answers
733 views

How to convert Kindle format (.mobi or .azw) with annotations to PDF?

I'm looking for a way to convert a Kindle book, with several annotations in it, to PDF format, so that my annotations are also saved in the PDF file. Converting from .mobi or .azw to PDF seems pretty ...
6
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1answer
898 views

Calibre for metadata scraping

I'm looking for a way to do a very specific task in Calibre but maybe it's not the right software. I know there are plugins/functionality to automatically collect metadata for existing ebooks and to ...
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0answers
35 views

PDF reader that allows user to alternate between reading on PC and on Mac

I have to read a lot of eBooks (PDF) and am wondering whether there is an app out there that allows me to alternate between reading on Windows PC and on Macbook Air. I am thinking about an app that ...
2
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0answers
714 views

What is Best ebook reader for reading mathematics texts? [closed]

I want to know what is the best user-friendly ebook reader for reading mathematics text books. It should use e-ink display and should be able to read pdf and djvu files, text, scanned text, images.
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2answers
4k views

Annotation of non-Amazon books on Kindle Paperwhite

What I know: Using e.g., Calibre, I can put E-Books which I bought in other stores than Amazon onto a Kindle Paperwhite (2013). Also, the Paperwhite supports PDF reading. My Question is: Can I ...
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3answers
4k views

Is it possible to sell PDF as Kindle books on Amazon?

I have a book that has a fixed layout, so it's not really easy to transfer it to ePub format (no one can manage to do that). I'm thinking of selling it as a PDF. Is it possible to sell it as a ...
9
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3answers
827 views

What is the native pixel resolution of the viewable area on a Kindle Paperwhite 2 when displaying a .pdf file?

My goal is to produce files which, when displayed, are rendered 1:1, pixel-for-pixel, in order to ensure maximum text clarity. The values provided in the GUI version of the k2pdfopt program, seem to ...
5
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1answer
907 views

I am looking for a software or a way to list, extract, count, in short, analyze a book which is in epub or pdf format

As someone who is interested in learning languages, I want to find a way to know the each word and their repetitions inside a book that I am going to read.
6
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1answer
988 views

Are there any ebook readers which are NOT backlit, but for which you can upload pdfs?

I love my iPad Mini Retina, but reading on it for hours bugs my eyes! :( My mom has the basic Kobo reader, and I envy her in that it possesses no backlight, and is ergo, easier on the eyes! However, ...
5
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7answers
346 views

How to remove and add certain pages from pdf file?

There are PDF files which are very long and most of the pages don't provide any essential information. So I want to keep only those pages which are relevant and want to get rid of unnecessary material....
5
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7answers
390 views

Merge PDF files

I already read the thread how to merge epub files but Is there any way by which I can merge different pdf files into one. Earlier I have tried an app for this purpose but I lost all my pdf files after ...
7
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1answer
12k views

How to set a cover image on a PDF on Kindle PW2? [duplicate]

How do I set a custom cover image on a PDF downloaded on Kindle PaperWhite 2? PS1: I use Calibre to convert books and set covers, but it does not help with PDFs. The reason might be that PDF's are ...
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3answers
4k views

What devices support reading scanned PDF documents well?

To focus, please assume I care only about one thing: The experience of reading "side loaded," scanned PDF files of books downloaded off the Internet on a portable device. There is an upper bound of ...
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4answers
693 views

What does it mean that a pdf is “paginated”?

I have quite often seen written somewhere that pdf is (or isn't) paginated. Maybe this term is used for other formats, too. I thought that this is used to pdf where page numbering in the file ...
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1answer
162 views

How can I read an PDF purchased from Kobo on an Amazon Kindle?

I own both a Kobo Mini and a larger Kindle. I recently bought a PDF from the Kobo store. I was able to import it into Kobo Desktop, but what I'd really like to do is copy it to my Kindle and read it ...
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2answers
70 views

Can not Copy from a Pdf Document

I am using Adobe Reader and Preview in mac to read a book in pdf format but I couldn't able to copy any word in the book. I don't understand what is different in this case because I have always done ...
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0answers
249 views

Copying notes, bookmarks, highlighting, etc. added to a .pdf file on a Kindle to computer or other kindle

I am using K2pdfopt to reflow the content of scientific papers (that are in .pdf format) so that they are formatted for my Kindle. On my Kindle, I add bookmarks, highlighting and notes to the papers ...
7
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5answers
457 views

Kindle for PDF only

Should I buy kindle for reading PDFs only? I usually read lots of books on programming, software development and investment only. So, Should I buy kindle for the same. Because as far as I know these ...
3
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1answer
258 views

How to stamp text to PDF, with a twist

The closest case I came across in this site is this question: How can I personalize each copy of a PDF to add the reader's name or email address to each page? However, I need something more ...
1
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1answer
574 views

How to render asciidoc with latexmath macros?

I am trying to compile asciidoc files that contain equations in the following format: latexmath:[\(\mathbb{F}_p\)] [latexmath] ++++ \begin{equation} {K = k * G} \end{equation} ++++ First I tried to ...
4
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2answers
440 views

Sending data automatically to a server from a PDF document

Is there any way to send directly data from a PDF document back to a server? I would like to collect data from readers of an ebook, preferably more or less automatically (with their full consent of ...
3
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3answers
87 views

Is there any tool I can use to examine the differences between two OCR pdfs?

I have pdf's to two solutions manuals for a textbook, and I'm trying to determine how much they differ by analyzing both copies with some sort of tool. Does such a thing exist? Is there any other way ...
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4answers
6k views

How to convert PDFs to readable Kindle format

I have several class notes (more like books summarizing the material) that my college professors have provided in PDF form. As reading on a computer screen isn't exactly easy on the eyes (and gobbles ...
13
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2answers
4k views

Conversion of djvu file into pdf file without increasing file size

Why does converting a djvu file to pdf increase the size of the file? How can we convert a djvu to a pdf without increasing the size?
7
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2answers
1k views

How to convert scanned pdf to text?

I recently downloaded a programming book. All pages are in image format. If I want to run a code, I'm unable to copy it from that ebook. How to convert these kind of pdfs to normal pdf. I google but I ...
13
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8answers
49k views

What is a good software for reading ebooks out loud?

I enjoy having the ebooks read out loud. My previous solution has always been to highlight the chapters I want to read and then turn on voiceover in Adobe Reader on my Mac. The advantage is that I can ...
2
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0answers
71 views

What's the correct way for developers to edit PDF? [duplicate]

Recently I got a task to manually add a Table of Contents to a PDF ebook generated by someone who left it out. I didn't know how to do it at first so I googled a lot and found some small tools but ...
8
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4answers
421 views

What's the correct way for developers to edit PDF?

Recently I got a task to manually add a Table of Contents to a PDF ebook generated by someone who left it out. I didn't know how to do it at first so I googled a lot and found some small tools but ...
19
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1answer
1k views

Using eReader to display maps

Is there a way to get map data (for example from OpenStreetMaps) on my eReader to access it in a user friendly way? I've already thought about two ways to display maps on my reader: Generate one big ...
9
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4answers
5k views

I have a printed version of a book does it allow me to possess an electronic copy?

I have a printed version (i.e. a hardback or paperback) of a book and I wonder whether this allows me to possess an electronic version of it (e.g. .pdf file). Edit: Isn't it allowed by the clause 107....
4
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1answer
878 views

How can I use pdftk to make changes to my PDF ebooks?

There are answers by asalamon74 (here), and by anthon (here, here and here), that use pdftk. I don't think I have pdftk installed on my ebook reader¹. How and where do I install it, and once ...
9
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2answers
1k views

Scaling all pages in a PDF or DJVU file to the same size

I have a couple of PDFs and DJVU documents that I want to read on an ereader (namely, Kobo Touch). However, the size of the pages differ, between cover and actual content, and even between two ...
6
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2answers
271 views

Dedicated ebook reader?

I'm looking for a device that allows me to read ebooks, but I don't want it to do much, if anything, else. So something that has a dedicated ebook reading design and functionality (so for example not ...
8
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1answer
538 views

PRS-T2 very slow with some PDFs

I have a PRS-T2 and use it a lot. Sometimes I convert documents to PDF in LibreOffice, then upload them to the ereader (using Calibre on a Mac). It works, but quite often turning a page can take ...
7
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1answer
111 views

ePubs, PDFs and security

I get eBooks and literature from a variety of places. Mostly legal places, like Amazon - but sometimes from other random places. PDFs are more popular and come with advanced capabilities, like ...
10
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3answers
3k views

High resolution small-size pdf

PDFs on archive.org are in high resolution yet has relatively small size. For example, this book. The book's resolution is 500 ppi and 46 Mb size. What I did was I extract the pages using Adobe ...
5
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4answers
6k views

How do I crop out an image from a pdf file?

I have an android phone and use Adobe Reader to read pdf files. I have a pdf file that has some images that I want to crop out. I have not found a way to do this using Adobe Reader on Android. Is ...
5
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1answer
4k views

How to set metadata (title, author) of exported PDF documents in LibreOffice/OpenOffice.org

I often create 'read only once and delete' PDF files with LibreOffice. How can I set their metadata (title, author) properly so my Sony Reader could show it on the Books screen?
4
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1answer
901 views

Can I increase the volume of *Read out Loud* in my Adobe Reader?

I have Adobe Reader V 10.1.8 on my laptop and it has a Read Out Loud feature that reads the text in the e-book. The problem is that the volume is too low to hear what the reader is reading. Even with ...
6
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1answer
641 views

Converting an sbrz file on a Mac?

Does anyone know how I can convert/open an sbrz file on my Mac? Hoping to turn it into a PDF.