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dungnv53/gist:2854fa95c7bc08a95b7f

Forked from marcusmoller/gist:6622766
Last active August 29, 2015 14:06
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gistfile1.txt
#!/bin/sh
for f in *.gif
do
short=${f:0:4}
if ls $short".png" &> /dev/null; then
echo "file exists"
else
montage -tile x1 -geometry +0+0 -background none $short*.gif $short.png
convert $short.png -transparent white $short.png
fi
done
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dungnv53 commented Sep 6, 2014

short=echo $f | sed -re 's/^(.{4}).+$/\1/'

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