seekable, if set to 0 it is assumed not
to be seekable. Default value is 0.
</p></dd>
</dl>

<p>NOTE: Protocol can be used as output, but it is recommended to not do
it, unless special care is taken (tests, customized server configuration
etc.). Different FTP servers behave in different way during seek
operation. ff* tools may produce incomplete content due to server limitations.
</p>
<a name="gopher"></a>
<h2 class="section"><a href="ffmpeg-protocols.html#toc-gopher">3.9 gopher</a></h2>

<p>Gopher protocol