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bbsolarize - "solarizes" all .jpg images


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 PostPosted: Fri Feb 06, 2009 6:32 am   
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Joined: Sun May 15, 2005 9:36 pm
Posts: 673
Location: Des Moines, Iowa
Code:
#!/bin/bash
# FILE : bbsolarize
# Function: "solarizes" all .jpg images in the directory.
#           Produces a solarization effect as seen when exposing a photographic
#           film to light during  the development process.
# Copyright (C) 2006-2009 Dave Crouse <crouse@usalug.net>
# ------------------------------------------------------------------------ #
if [[ $1 = "--help" || $1 = "-h" || $1 = "help" ]]; then
        echo "          Function: Solarizes all .jpg images in the directory.";
        echo "          Produces a solarization effect as seen when exposing a photographic";
        echo "          film to light during  the development process.";
        echo "          Usage: $0 intensity_number";
        echo "          Requires: Imagemagick";
        echo "          EXAMPLE: $0 50";
        echo "          intensity (0 - 99.9) 0 being the most, 99.9 the least. ";
        echo "          ";
        echo "          Comments/Suggestions/Bugfixes to <crouse@usalug.net>";
        echo "          USA Linux Users Group - http://usalug.org";
        echo "          ";
exit 0
fi

if [[ -z $( type -p convert ) ]]; then echo -e "ImageMagick -- NOT INSTALLED !";exit ;fi

if [ -z "$1" ] ; then
        echo " ";
        echo "          ######### COMMAND FAILED ########## ";
        echo "          USAGE: $0 intensity_number";
        echo "          EXAMPLE: $0 50";
        echo "          intensity (0 - 99.9) 0 being the most, 99.9 the least. ";
        echo "          ######### COMMAND FAILED ########## ";echo " ";
else

export IFS=$'\n';
for i in $(find . -maxdepth 1 -type f -iname "*.jpg");
do
convert -solarize ${1}% ${i:2} _${i:2};
mv _${i:2} ${i:2}
echo "Solarized image ${i:2}";
done
fi
exit 0


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