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rnystrom/iOS @3x assets script

Created November 26, 2014 01:52
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Save this shell script to generate @2x and 1x PNG assets for your apps. Requires Imagemagick (http://www.imagemagick.org/). These will probably look shitty and blurred.
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iOS @3x assets script
#!/bin/sh
# Example usage
# cd into directory that has @3x images
# ./whatever-you-name-this.sh
# Remember to chmod +x the script
resize () {
ls *@3x.png | awk '{print("convert "$1" -filter box -resize '$1' "$1)}' | sed 's/@3x/'$2'/2' | /bin/sh
}
resize 66.67% @2x
resize 33.33%
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