CDigest</td>
<td class=c>N</td>
<td class=c>File</td>
<td><span class=s><span class=n>(MD5 digest of existing IPTC data.  All zeros if IPTC exists but Digest::MD5
is not installed.  Only calculated for IPTC in the standard location as
specified by the <a href="http://www.metadataworkinggroup.org/">MWG</a>.  ExifTool
automates the handling of this tag in the MWG module -- see the
<a href="MWG.html">MWG Composite Tags</a> for details)</span></span></td></tr>
<tr class=b>
<td>Directory</td>
<td class=c title='