the following filter list. The 
        second filter list (type="image") ensures that all images still get compressed but also ASCII-85 encoded
        so the produced PDF file is still easily readable in a text editor.
      </p>
<pre class="code">
    &lt;renderer mime="application/pdf"&gt;
      &lt;filterList&gt;
        &lt;value&gt;null&lt;/value&gt;
      &lt;/filterList&gt;
      &lt;filterList type="image"&gt;
        &lt;value&gt;flate&lt;/value&gt;
        &lt;value&gt;ascii-85&lt;/value&gt;
   