by API will return the value.
    </p>
<pre>
docsplit title path/to/stooges.pdf
=&gt; Disorder in the Court</pre>
<pre>
Docsplit.extract_length('path/to/stooges.pdf')
=&gt; 36</pre>


    <h2 id="internals">Internals</h2>

    <p>
      Under the hood, Docsplit is a thin wrapper around the excellent
      <a href="http://www.graphicsmagick.org/">GraphicsMagick</a>,
      <a href="http://poppler.freedesktop.org/">Poppler</a>,
      <a href="http://www.accesspdf.com/pdftk/">PDFTK</a>,
      <a href="http://co