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x2q/scan-crop.sh

Created August 26, 2013 14:38
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scan-crop.sh
#!/bin/sh
# Simple bash script to crop scanned receipts etc.
#
# Dependencies:
# sudo apt-get install unpaper poppler-utils netpbm imagemagick
echo "usage: scan-crop.sh filename.pdf"
pdftoppm -singlefile "$1" /tmp/scan-crop-tmp
unpaper -vv --overwrite /tmp/scan-crop-tmp.ppm /tmp/scan-crop-unpaper.ppm
rm -rf /tmp/scan-crop-tmp.ppm
pnmcrop /tmp/scan-crop-unpaper.ppm > /tmp/scan-crop-unpaper-crop.ppm
rm -rf /tmp/scan-crop-unpaper.ppm
convert /tmp/scan-crop-unpaper-crop.ppm "$1"
rm -rf /tmp/scan-crop-unpaper-crop.ppm
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