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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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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 ...
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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. ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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, ...
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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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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?
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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 ...
4
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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?
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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 ...
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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 ...
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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 ...
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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
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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 ...
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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?
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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. ...
4
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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70 views

How can I publish an ebook online?

How can I publish e-books online so that I can sell them to readers?
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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. ...
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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
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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 ...
6
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2answers
582 views

How to change the font(s) used on a pdf, or improve how they are rendered?

I have an eBook (received from a university where I studied a couple of years back) that has a rather thin font. The text looks as shown in below image. This eBook was not published by the university ...
3
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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 ...
5
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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 ...
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42 views

Pdf restrictions

I have to sent a pdf file to a company and it should not possess restrictions of any type. However, I could not remove the "Changing the document" restriction. Could you help me or indicate how I ...
5
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1answer
188 views

is PDF not considered as an ebook format

I had a debate with my colleagues over PDF as an eBook format. I maintain, that eBook is defined as any book that is digitized, and that epub or other HTML based eBook rendering is just a type of ...
4
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1answer
723 views

What kind of k2pdfopt optimizations should I be using for these sample pages of a PDF?

I have a bunch of PDF files that follow this kind of layout: When I use k2pdfopt with options -dev kp3 -fc -j -1 -jf -1 0.75 -n- -wrap -hy -ws -0.2, I get this: As you can see the text gets mangled ...
5
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1answer
572 views

Why is Hard copy book black and white, but Ebook is color?

I have two textbooks I was required to purchase for Web Design classes. I noticed that the hard-copy paper book version is entirely black and white, but the ebook is all color. Aside from saving on ...
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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.
5
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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 ...
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1answer
174 views

How to save a PDF document without having to choose the file name each time?

I'm reading academic papers in PDF format in Adobe Acrobat Reader. However, when I highlight text and save the document, Acrobat keeps asking me to re-choose the file, rather than just overwriting the ...
2
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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 ...
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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 ...
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1answer
237 views

Convert an Android app which is actually an ebook to a pdf file?

I found some Android apps which are actually some kind of ebooks, for example, https://play.google.com/store/apps/details?id=me.zhujiaqi.leetcode. https://play.google.com/store/apps/details?id=com....
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0answers
389 views

Good ereader for hand-written notes

I need an e-ink screen I can look at all day without getting my eyes sore (no more than I would on a book, at least). I need it to study, so I'm about to read PDFs and DJVUs, consisting of scanned ...
6
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4answers
282 views

Software recommendation for writing ebook and exporting to multiple formats

I am thinking about writing and/publishing an ebook with the following in mind: It will contain code (needs proper formatting) I should be able to publish PDF and EPUB versions I might need to have ...
3
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1answer
620 views

Calibre - keep personal folder format

I have spent the last few days manually organizing my ebook collection into folders and sub-folders. When I load everything into Calibre, everything gets changed from the title to the way its saved in ...
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1answer
309 views

Creating books for CreateSpace in InDesign

I'm working on some code to (amongst other tasks) help export an indesign document to a PDF suitable for CreateSpace submission. I've been looking around for the answers to my questions online, but ...
5
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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 ...
6
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1answer
3k views

Any way to increase font size in Moon reader when reading pdf?

The font size when reading pdf in MoonReader is really small. Is there any way to increase it?
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1answer
48 views

How to adapt annotations from an old edition book to a new edition book?

I like to write notes on ebooks for reorganizing the topics and for helping with my understanding. One question which I have with this way is that: when a newer edition of the same book comes out, ...