dt>&lsquo;<samp>show_video_crossbar_connection_dialog</samp>&rsquo;</dt>
<dd><p>If set to &lsquo;<samp>true</samp>&rsquo;, before capture starts, popup a display
dialog to the end user, allowing them to manually
modify crossbar pin routings, when it opens a video device.
</p>
</dd>
<dt>&lsquo;<samp>show_audio_crossbar_connection_dialog</samp>&rsquo;</dt>
<dd><p>If set to &lsquo;<samp>true</samp>&rsquo;, before capture starts, popup a display
dialog to the end user, allowing them to manually
modify crossbar 