im2markup
OCRmyPDF
im2markup | OCRmyPDF | |
---|---|---|
1 | 77 | |
1,173 | 12,067 | |
0.3% | 2.7% | |
3.0 | 9.5 | |
6 months ago | 10 days ago | |
Lua | Python | |
MIT License | Mozilla Public License 2.0 |
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im2markup
OCRmyPDF
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TextSnatcher: Copy text from images, for the Linux Desktop
Try https://github.com/ocrmypdf/OCRmyPDF - it uses Tesseract behind the scenes and it absolutely brilliant.
- FLaNK Stack Weekly 19 Feb 2024
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Calibre – New in Calibre 7.0
I recommend running any such PDFs through OCRmyPDF.
https://github.com/ocrmypdf/OCRmyPDF
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A better document viewer
If by "like a photocopy" you mean the file contains images of text rather than text, the MacOS viewer presumably does OCR on the images. I don't know if there's a Linux document viewer with that capability built-in, but a quick search turned up the standalone tool OCRmyPDF.
- Gibts ein (CLI) tool, das Kontrast und Helligkeit von gescannten Textdokumenten dynamisch anpasst?
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OCR for a full pdf on Neoreader
For anyone interested I solved the problem by first ocr files through the free and open source software ocrmypdf avaible here
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ELI5: why is PDF such a widespread text format, instead of a format that's actually easier to edit?
ocrmypdf is nice for stuff like that.
- Donut: OCR-Free Document Understanding Transformer
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massive crop and OCR newspaper
Use imagemagick to convert them to PDF and ocrmypdf to straighten and OCR. See this explanation.
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OCR pdf and just keep the OCR text
Fair enough, maybe this might work for you, it should seperate the text from image anyway and if you have Adobe acrobat it should be able delete the background too with the edit function. It may already be able to do that if you haven't tried it
What are some alternatives?
LaTeX-OCR - pix2tex: Using a ViT to convert images of equations into LaTeX code.
PaddleOCR - Awesome multilingual OCR toolkits based on PaddlePaddle (practical ultra lightweight OCR system, support 80+ languages recognition, provide data annotation and synthesis tools, support training and deployment among server, mobile, embedded and IoT devices)
local_adaptive_binarizati
pdfplumber - Plumb a PDF for detailed information about each char, rectangle, line, et cetera — and easily extract text and tables.
pikepdf - A Python library for reading and writing PDF, powered by QPDF
tesserocr - A Python wrapper for the tesseract-ocr API
local_adaptive_binarization - Local adaptive image binarization
Paperless-ng - A supercharged version of paperless: scan, index and archive all your physical documents
qpdf - QPDF: A content-preserving PDF document transformer
invoice2data - Extract structured data from PDF invoices
pdfminer.six - Community maintained fork of pdfminer - we fathom PDF
EasyOCR - Ready-to-use OCR with 80+ supported languages and all popular writing scripts including Latin, Chinese, Arabic, Devanagari, Cyrillic and etc.