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indy-singh/scanner.sh

Forked from andyrbell/scanner.sh
Created August 4, 2020 23:21
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Make a pdf look scanned using ImageMagick
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scanner.sh
# use ImageMagick convert
# the order is important. the density argument applies to input.pdf and resize and rotate to output.pdf
convert -density 90 input.pdf -rotate 0.5 -attenuate 0.2 +noise Multiplicative -colorspace Gray output.pdf
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indy-singh commented Aug 4, 2020 •
edited

I used:-

convert -density 150 input.pdf -colorspace gray +noise Gaussian -rotate 0.5 -depth 2 output.pdf

Source: https://news.ycombinator.com/item?id=23161664

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