anchor.diff:      libdvdread
       libmad
       libmpeg2
  +    mpg123
       orc
       x264
     ];
  
positive.code:       codyopel
      ];
      platforms = with platforms;
        i686-linux
        ++ x86_64-linux;
    };
  }
  
negative.code: };
  
  stdenv.mkDerivation rec {
    name = "gst-plugins-ugly-1.8.0";
  
    src = fetchurl rec {
      url = "https://gstreamer.freedesktop.org/src/gst-plugins-ugly/"
          + "${name}.tar.xz";
      sha256Url = "${url}.sha256sum";
      sha256 = "53657ffb7d49ddc4ae40e3f52e56165db4c06eb016891debe2b6c0e9f134eb8c";
    };
  
    nativeBuildInputs = [
  