svgio/qa/cppunit/data/tdf160517.svg

   1 <svg width="230" height="120" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
   2   <filter id="filter">
   3     <feComposite
   4       in="SourceGraphic"
   5       in2="unknown"
   6       operator="arithmetic"
   7       k1="0" k2="0.5" k3="0" k4="0" />
   8   </filter>
   9   <rect fill="green" filter="url(#filter)" x="10" y="10" width="100" height="100"/>
  10 </svg>
  11