require 'formula' class Webp < Formula homepage 'http://code.google.com/speed/webp/' url 'https://webp.googlecode.com/files/libwebp-0.4.0.tar.gz' sha1 '326c4b6787a01e5e32a9b30bae76442d18d2d1b6' revision 1 option :universal depends_on 'libpng' depends_on 'jpeg' => :recommended def install ENV.universal_binary if build.universal? system "./configure", "--disable-dependency-tracking", "--enable-libwebpmux", "--enable-libwebpdemux", "--enable-libwebpdecoder", "--prefix=#{prefix}" system "make install" end test do system "#{bin}/cwebp", \ "/usr/share/doc/cups/images/cups.png", "-o", "webp_test.png" system "#{bin}/dwebp", "webp_test.png", "-o", "webp_test.webp" end end