#!/usr/bin/env bash

set -e

# pip install pillow

if [ ! -z $1 ]

then

python3 scripts/thumbnail-images.py --file $1

else

python3 scripts/thumbnail-images.py

fi

# http://optipng.sourceforge.net/

# On Mac: brew install optipng

# Optimization levels:

# -o7 -zm1-9 <=> -zc1-9 -zm1-9 -zs0-3 -f0-5 (1080 trials)

if [ ! -z $1 ]

then

pngcrush -ow -brute $1

optipng -o7 -zm1-9 $1

else

optipng -o7 -zm1-9 assets/*.png

fi