/dd>
<dt><samp>-f <var>fmt</var></samp></dt>
<dd><p>Force format.
</p></dd>
<dt><samp>-window_title <var>title</var></samp></dt>
<dd><p>Set window title (default is the input filename).
</p></dd>
<dt><samp>-loop <var>number</var></samp></dt>
<dd><p>Loops movie playback &lt;number&gt; times. 0 means forever.
</p></dd>
<dt><samp>-showmode <var>mode</var></samp></dt>
<dd><p>Set the show mode to use.
Available values for <var>mode</var> are:
</p><dl compact="compact">
<dt>&lsquo;<samp>0, video</samp>&rsquo;</dt