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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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0
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1answer
18 views

JPG loses quality during epub to pdf conversion with calibre

I have a epub with a bunch of formulas as jpg files. In the epub they are super crisp, but during epub to pdf conversion all the images become blurry, I'd imagine they are jpg compressed. How can this ...
1
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2answers
134 views

A nice platform for selling PDF books like Google Play. Any suggestions?

I'm an author who are currently selling books on Google Play. The service works really good and has a wide support for mobile devices etc. The huge downside is its limitations when it comes to ...
0
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2answers
141 views

Batch conversion of arbitrary formats to djvu, mobi, epub - not with calibre

I have a few thousand files, mostly PDF, many postscript, that I need to convert to several other formats. I can't use calibre (don't get me started) - I have considered writing scripts to dump pages ...
0
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1answer
31 views

PDF Compressor online / software

I have a very large Ebooks I would like to Compressor their sizes and maintaining the highest possible quality. Is there Best PDF Compressor software or online website that I can Upload my private ...
0
votes
1answer
84 views

Best PDF app reader for iPad that emulates the paper book experience

Good day. I've used before PDF Expert by Readdle. But I really dislike seeing the gray spaces where the PDF ends and doesn't fit the entire screen. Now, I know that this is not "possible" per se, ...
28
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10answers
29k views

How to create clickable table of contents in a PDF?

I have many technical PDF ebooks where there are no chapters (no clickable table of contents or other means for quick navigation through a document) and therefore it's really painful to search for ...
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0answers
19 views

Need app for reading original pdf on multiple platforms with position and notes sync

My platforms are PC with Windows 10 (+Chrome browser inside) and Android phone. I need to read a large PDF (with formatted text, not just images) switching between my PC and android, and I need to ...
0
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0answers
11 views

Is there any app available for reading the books downloaded in PDF format?

I like to listen to audiobooks a lot. Is there application which can read the downloaded books directly? There are various app but you have to manually copy the paragraphs and then it reads for you. ...
5
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2answers
2k views

How to export (or share) a highlighted PDF from Kindle Reader?

I can email a PDF to my Kindle Fire Device. I can highlight and take notes in that PDF. I can export the notes and the highlighting. BUT I see no way to share/export the PDF with the highlights. ...
2
votes
1answer
47 views

Recommend a new e-book reader, main need is highlight and add notes to my books

I have an e-book reader ( in fact it is a gift) Kobo aura. The problem I faced with this e-book is that I am not able to highlight in pdf files, nor add some notes to my pdf books as in adobe ...
7
votes
1answer
241 views

Exact readable screen size of Sony PRS-650

I use a Sony PRS-650 and I often create PDF files for it with LibreOffice. These are usually documents which I read only once and I don't care about portability. (I don't read them on other devices ...
13
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8answers
47k 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 ...
5
votes
5answers
332 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....
6
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2answers
1k views

Kobo Aura One or the new 7 inch Kindle Oasis for PDF files?

I have an old 2009 Kindle 4 with its low resolution screen. I work in academia so I read books, articles and technical documents in PDF format on a daily basis. I once tried to use my old Kindle for ...
0
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0answers
19 views

I would like to view full cover of converted pdf ebook originally purchased on Kindle Store

I would like to view full cover of pdf ebook originally purchased on Kindle Store and then converted with Ultimate. I see the thumbnail on my adobe reader app on my ios device. I would like to know ...
0
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0answers
32 views

Extract highest quality images from a pdf. Handle annotations & jpeg 2000 in Ubuntu

I am trying to extract the highest resolution images I can from a pdf, so that I can clean it up via scantailor. I'm using Ubuntu 16.04. pdfimages -list returns three files for each page: 1 ...
79
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13answers
97k views

Reading PDFs on Kindle device

I have many interesting books and documents in PDF format. Can I read PDFs on Kindle in comfortable way? My concern is, that PDFs are adapted to the print page size and Kindle screen is much smaller....
5
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1answer
478 views

Things to consider for choosing an e-ink pdf ereader for science books and papers

I have taken a look at A4 size e-ink ebook readers for pdf files. I have found five models: SONY DPT RP1 Good e-reader 13.3" Onyx Boox Max Carta Dasung Icarus A4 And there is Remarkable, but that ...
0
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0answers
20 views

How to create large print from PDF

I have low vision, and would like to print PDFs in a bigger than default print. I don't mind it if the content gets split over multiple pages. Essentially something like "copy half the page, and print ...
5
votes
3answers
555 views

Calibre to Kindle Book Transfer

I just bought a Kindle Paperwhite. I am having troubles transferring books from calibre to Kindle. The major problems that I face are as follows: Font size even after changing the PDF format to ...
4
votes
1answer
5k views

How to install KOReader on Kobo Aura ONE

I am a complete beginner with Kobo or generally ebook readers but I got a Kobo Aura ONE reader mostly for reading PDFs on its large screen. However, the builtin reader is not very great and I have ...
2
votes
1answer
88 views

Standard settings for OCR'ing and compressing a book scan

Is there a set of standard best practices for compressing and adding text recognition to a scan of a book chapter? I'd prefer open source tools, but I'm hoping there is an existing script that ...
9
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3answers
797 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 ...
4
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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?
1
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0answers
26 views

What are “open” and “closed” settings in PDF bookmarks?

This is an excerpt extracted from the PDF bookmark, using JPdfBookmarks: Believe It or Not: Scientific Progress!?/44,Black,notBold,notItalic,closed,FitPage The Whole Is More Than the Sum of ...
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0answers
41 views

Calibre - output PDF with original page count

I have Calibre with opened KFX file, that shows after conversion to PDF 670 pages. However, the book itself has only 170 pages. How can I create PDF that will have correct page count?
2
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2answers
84 views

how to export images using abbyfine reader?

Presently, I using the abbyfine reader for text extraction. Is there a way to export the images from abbyfine reader software? Please advise.
7
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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 ...
4
votes
1answer
52 views

Identify if a PDF document is digital native

Is it possible to know if a given PDF is digital native or has gone through some kind OCR or digitization process. If yes, is it possible to do so programmatically?
2
votes
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?
2
votes
1answer
46 views

Automatic creation of bookmarks from Table Of Content

I've got this big problem: I have a PDF book with, say, 4 chapters and a bunch of paragraphs in each chapters. At the begenning of the book there is a non-clickable index with chapters, paragraphs and ...
5
votes
1answer
1k views

Creating an eBook with GIF animations

I run a technical blog and publish articles regularly that have GIF animations. Examples: one two three. I plan to aggregate a bunch of these articles into an eBook of sorts. I know I could break out ...
2
votes
0answers
490 views

How to Open pdf, ncx, opf files?

I have an ebook downloaded from my university elearning site, it was downloaded, not online reading. But it can only be opened and readed from university's elearning app (android only, no iOS app for ...
3
votes
1answer
114 views

How to best read a PDF on Kindle?

Interested in reliable ways of converting, specifically, PDF files for reading on a Kindle. See also: https://stackoverflow.com/q/5429242/262852 Not looking for a steep learning curve, something ...
10
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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 ...
3
votes
2answers
54 views

Calibre fails to unwrap Georgian text

I am trying to use the calibre conversion feature to convert ebook written in Georgian from PDF to Mobi. The effect is however very poor. Someone in 10 lines gets unwrapped. I tried to use different ...
3
votes
1answer
115 views

Using K2pdfopt to prepare a document for printing

Can I use K2pdfopt to take a PDF, crop it to the tightest bounding box, and generate a new PDF with 2 consecutive (portrait) pages set side-by-side on the same (landscape) page such that they are ...
-3
votes
1answer
39 views

Is it legal to create an ebook from the book I bought and sell it? [closed]

This book is copyrighted 2011, can I make it to an ebook and sell it online?
3
votes
1answer
85 views

Adding Video links to an ebook

I am new to ebooks and am not really sure of the capabilities of the system. I have written a number of technical books which I was considering turning into video lectures. Now I think it would be ...
1
vote
0answers
88 views

How do I convert a pdf with mathematical typesetting to work on a Kindle Fire 7?

There is a website for a free ebook in PDF format. See this section: Order a copy from Amazon or Barnes & Noble for $16.46 or download a PDF for free here. Click HERE for a PDF copy of the ...
4
votes
1answer
101 views

Can a PDF run scripts or code?

Can a PDF run JavaScript? If yes what are the limitations of running scripts in a PDF when compared to a browser? Can it do network requests using JS? Can it run other types of scripts? Is ...
4
votes
2answers
323 views

Alternative to Kobo to solve line wrapping problem

I was given a Kobo as a gift. I like the idea of reading a book on an electronic device because I'd like to be able to click and see a definition of a word that I'm not familiar with, rather than ...
2
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0answers
70 views

How can I publish an ebook online?

How can I publish e-books online so that I can sell them to readers?
3
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2answers
995 views

How to convert a html ebook to a pdf file?

Is there some program which can convert a html ebook (consisting of many html files located under different directories and linked to each other) to a pdf file? For example, some shell scripting (e.g. ...
2
votes
0answers
704 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.
6
votes
1answer
861 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 ...
19
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4answers
41k views

How can I translate my ebook?

I downloaded an important PDF e-book but it is not in English. Is there a software or another way I can translate the entire e-book into English or another language?
5
votes
4answers
257 views

Can you suggest an advanced ereader application for textbooks?

I need an ereader application that can be effectively used with textbooks; it should support features like note taking, searching, highlighting, and organizing books of any format (EPUB, PDF). What ...
0
votes
1answer
617 views

Service to nicely print a huge E-textbook? [closed]

I found an awesome textbook for my language studies. It is freely available as a pdf file, a Word document, as well as a browsable website. For me, language study involves taking a lot of notes in my ...
4
votes
2answers
78 views

Ereader that won't blur pdfs

I have the 2015 Kindle Wi-fi Touch. It's great, although when I try to read PDFs on it, it blurs them. I don't have a problem with small fonts, and I realise that ereaders are never going to be ...