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#!/bin/sh | |
# Take a PDF, OCR it, and add OCR Text as background layer to original PDF to make it searchable. | |
# Hacked together using tips from these websites: | |
# http://www.jlaundry.com/2012/ocr-a-scanned-pdf-with-tesseract/ | |
# http://askubuntu.com/questions/27097/how-to-print-a-regular-file-to-pdf-from-command-line | |
# Dependencies: pdftk, tesseract, imagemagick, hocr2pdf | |
cp $1 $1.bak | |
pdftk $1 burst output tesspage_%02d.pdf |