<gegl>

  <node operation='gegl:mantiuk06'>

    <params>

      <param name='contrast'>0.3</param>

      <param name='saturation'>0.9</param>

      <param name='detail'>2.0</param>

    </params>

  </node>

  <node operation='gegl:load'>

    <params>

      <param name='path'>data/parliament.hdr</param>

    </params>

  </node>

</gegl>