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bertrandom/gist:7508762

Created November 17, 2013 03:38
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Resize a bunch of images to exactly 640x480 with black borders if they don't fit the dimensions
Raw
gistfile1.txt
ls *.jpg | xargs -n1 sh -c 'convert $0 -resize 640x480 -background "#000000" -gravity center -extent 640x480 fixed/$0'
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