ShaarliOS/swift4/images.sh

#!/bin/sh
#
#  Copyright (c) 2015 Marcus Rohrmoser http://mro.name/me. All rights reserved.
#
#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

cd "$(dirname "$0")/build"

for x in 20 29 40 60 58 76 87 80 120 152 167 180 1024
do
  img="Icon-${x}x${x}.png"
  sips --resampleHeightWidthMax "${x}" ../iTunesArtwork.png --out "${img}"
  optipng -o 7 "$img" &
done

wait