anchor.diff:    '';
   
     configureFlags = [
  -    "--enable-shared"
  +    "--enable-cli"
  +    #"--enable-opencl"
  +    "--enable-gpl"
  +    "--enable-thread"
  +    "--disable-win32thread"
       "--disable-interlaced"
       "--bit-depth=${
         if (enable10bit) then
  
positive.code: 
    meta = with stdenv.lib; {
      description = "Library for encoding h.264/AVC video streams";
      homepage = http://www.videolan.org/developers/x264.html;
      license = licenses.gpl2;
      maintainers = [
        codyopel
  
negative.code:       else
          "8"
      }"
      "--chroma-format=all"
      "--enable-asm"
      "--disable-debug"
      "--disable-gprof"
      "--enable-pic"
      "--disable-avs"
      "--disable-swscale"
  