 name or alternative name..
</p>
<a name="Options-15"></a>
<h3 class="subsection"><a href="ffmpeg-devices.html#toc-Options-15">3.8.1 Options</a></h3>

<p>If no options are specified, the device&rsquo;s defaults are used.
If the device does not support the requested options, it will
fail to open.
</p>
<dl compact="compact">
<dt>&lsquo;<samp>video_size</samp>&rsquo;</dt>
<dd><p>Set the video size in the captured video.
</p>
</dd>
<dt>&lsquo;<samp>framerate</samp>&rsquo;</dt>
<dd><p>Set the frame rate in the c