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class MozjpegAT33 < Formula
  desc "Improved JPEG encoder"
  homepage "https://github.com/mozilla/mozjpeg"
  url "https://github.com/mozilla/mozjpeg/archive/v3.3.1.tar.gz"
  sha256 "aebbea60ea038a84a2d1ed3de38fdbca34027e2e54ee2b7d08a97578be72599d"
  license "BSD-3-Clause"
  revision 1

  livecheck do
    url :stable
    regex(/^v?(\d+(?:\.\d+)+)$/i)
  end

  keg_only "mozjpeg is not linked to prevent conflicts with the standard libjpeg"

  depends_on "autoconf" => :build
  depends_on "automake" => :build
  depends_on "libtool" => :build
  depends_on "nasm" => :build
  depends_on "pkg-config" => :build
  depends_on "libpng"

  def install
    system "autoreconf", "-fvi"
    system "./configure", "--prefix=#{prefix}",
                          "--disable-dependency-tracking",
                          "--with-jpeg8"
    system "make", "install"
  end

  test do
    system bin/"jpegtran", "-crop", "1x1",
                           "-transpose", "-optimize",
                           "-outfile", "out.jpg",
                           test_fixtures("test.jpg")
  end
end