Utility scripts for dealing with assets on iOS

ios_resizer.sh

#!/bin/bash
# This script assumes that ImageMagick is installed and the convert command is accessible\
# Create copies of all files in directory at 50% size (and names them without @2x)

for infile in *
do
    outfile=$(echo $infile | sed -n "s/@2x//p")
    test -z $outfile && continue
    convert $infile -resize 50% $outfile
done

renameall2x.sh

#!/bin/bash
#Rename all .png assets in a directory to @2x.png (since non-developers often don't know to name them that way)
rename 's/\.png/\@2x.png/' *