nixpkgs/pkgs/development/libraries/jbig2dec/default.nix

{ stdenv, fetchurl, python }:

stdenv.mkDerivation rec {
  name = "jbig2dec-0.14";

  src = fetchurl {
    url = "http://downloads.ghostscript.com/public/jbig2dec/${name}.tar.gz";
    sha256 = "0k01hp0q4275fj4rbr1gy64svfraw5w7wvwl08yjhvsnpb1rid11";
  };

  postPatch = ''
    patchShebangs test_jbig2dec.py
  '';

  checkInputs = [ python ];
  doCheck = false; # fails 1 of 4 tests

  meta = {
    homepage = https://www.ghostscript.com/jbig2dec.html;
    description = "Decoder implementation of the JBIG2 image compression format";
    license = stdenv.lib.licenses.gpl2Plus;
    platforms = stdenv.lib.platforms.unix;
  };
}