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Old 07-09-2022, 02:32 AM   #1
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How do I PDF Reflow with the Libra 2?

Hi there!
Just took delivery of a new Libra 2, what a lovely device!
I am used to Sony's where I just passed PDF's to the reader and it automatically reflowed them into the correct size when I changed the font size...

I can't find that option here, can you please help me?

Thanks
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Old 07-09-2022, 06:20 AM   #2
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Sony won't change font or flow image based PDFs.
PDFs are not meant to reflow or have fonts changed.

You can try installing one click KOReader for PDFs. It can crop and might flow some of them. No "jail break" needed.

Really unless page size is small you need a larger ereader than the Libra 2
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Old 07-09-2022, 07:33 AM   #3
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you can also try your luck with k2pdfopt
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Old 07-09-2022, 09:22 AM   #4
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Are these apps for the Libra?

Sorry, I didn't clarify that my PDF's aren't documents or image based. They are just OCRed reading books in PDF format. The sony just took the "text" out of them and gave me flowed, scalable reading experience with no adjustments needed
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Old 07-09-2022, 11:26 AM   #5
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KOReader is an app installed on the kobo.
K2pdfopt is program simpler to use than Imagemagick.

If you have OCR text, then extract it / edit in MS Word or LO Writer, save as docx and convert with Calibre to epub.

PDF is NOT an ebook format. It's for WYSIWG preview for paper print.
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Old 07-11-2022, 02:54 AM   #6
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My first ereader was a Sony, which I still have, and I know what the OP means about reflow: if you altered the size on the reader (you could only change the size, with just three choices) a PDF would reflow, though often not very well. All formatting would be lost, so this was no good for technical PDFs.

The Libra doesn't display PDF very well, with few exceptions. In this particular case, as you have the OCR text, maybe go with Quoth's suggestion.

Epubs work best on the Libra 2.
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Old 07-12-2022, 08:20 AM   #7
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The easiest & fastest method to get a full "Reflow" is to convert it into epub or better kepub format.
Do this as follow, but you need to have Word (or LibreOffice) installed.

Step1: Open your PDF into Word. Word will automatically convert it into a DOCX format.
Step2: Save the DOCX version and open it with Calibre
Step3: Convert the word document into kepub (or epub) format
Step4: send the kepub format to your ereader

Done
Word will cconvert it faster than k2pdfopt tool and does a very good job in converting pdf's to docx format. Hereafter it is easy to import that into Calibre and convert it into the format you like (also as PDF for your device if you still prefer that)
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Old 07-12-2022, 08:29 AM   #8
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Libreoffice can read PDF and convert it to .odt format (and also to .docx format ).
Both formats .odt and docx can be imported by Calibre.
See here: https://itstillworks.com/convert-pdf...u-8419833.html
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Old 07-12-2022, 12:41 PM   #9
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Quote:
Originally Posted by PetBest View Post
Libreoffice can read PDF and convert it to .odt format (and also to .docx format ).
Both formats .odt and docx can be imported by Calibre.
See here: https://itstillworks.com/convert-pdf...u-8419833.html
Not really, Not MS Word either. And only SOME PDFs at all.
PDF is a rubbish source for conversions. It's an envelope with any mix of text, postscript, vector images, bit maps and layers.
PDF is only intended to be viewed as is or printed. It has a defined page size. Real ebooks have no page size at all and reflow/repaginate according to window (desktop) or screen.

The only 100% assured method of PDF conversion is to convert to images, OCR, proof the OCR text, format in WP and save docx, then make an ebook.

Sometimes you can extract original text or an OCR layer. It's so much bother that unless it's for legal commercial production of ebooks that it's simpler to have a big enough screen to read the PDF as designed.

Also if you use LO Writer at all:
1) Only edit ODT, even if you import docx or rtf or HTML
2) Save As docx an extra copy for Calibre.

Only import docx, not odt or RTF or HTML or text etc if making an ebook. Make epub first and convert that for other formats.

Of course you can import any ebook format (except PDF) and convert in Calibre, but if source is really stupid you might want to export docx or even RTF and fix headings, styles etc in Word or LO Writer.

Last edited by Quoth; 07-12-2022 at 12:46 PM.
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