
</dd>
<dt>&lsquo;<samp>list_options</samp>&rsquo;</dt>
<dd><p>If set to &lsquo;<samp>true</samp>&rsquo;, print a list of selected device&rsquo;s options
and exit.
</p>
</dd>
<dt>&lsquo;<samp>video_device_number</samp>&rsquo;</dt>
<dd><p>Set video device number for devices with the same name (starts at 0,
defaults to 0).
</p>
</dd>
<dt>&lsquo;<samp>audio_device_number</samp>&rsquo;</dt>
<dd><p>Set audio device number for devices with the same name (starts at 0,
defaults to 0).
</p>
</dd>
<dt>&lsquo;<samp>pi