pre-commit

#!/bin/bash

# Optimize PNGs
for file in `git diff --cached --name-only | grep ".png\$"`; do
    echo "Crushing $file"
    pngcrush -rem allb -brute -reduce $file ${file%.png}.new 2>&1 | grep "filesize"
    mv -f ${file%.png}.new $file
    git add $file
done