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batisteo/imagemagic_black_and_white.sh

Created November 25, 2018 10:21
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Improve contrast on B&W scans
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imagemagic_black_and_white.sh
mogrify -path out -sigmoidal-contrast 14,55% -gamma 0.7 -gravity Center -crop 1500x2400+0+0 FILES*.jpg
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