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neckhair/jpg to ocr.sh

Created April 30, 2016 11:29
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jpg to ocr.sh
#!/bin/bash
filename=$(basename "$1")
extension="${filename##*.}"
filename="${filename%.*}"
tempfile=/tmp/$filename-gray.jpg
convert $1 -colorspace gray -auto-level -threshold 50% $tempfile
convert -density 150 -quality 20 -resize 50% -compress lzw $tempfile $tempfile
tesseract -l deu $tempfile $filename pdf
rm $tempfile
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