class="example">ffmpeg -f libndi_newtek -find_sources 1 -i dummy
</pre></div>

</li><li>
Restream to NDI:
<div class="example">
<pre class="example">ffmpeg -f libndi_newtek -i &quot;DEV-5.INTERNAL.M1STEREO.TV (NDI_SOURCE_NAME_1)&quot; -f libndi_newtek -y NDI_SOURCE_NAME_2
</pre></div>

</li></ul>

<a name="dshow"></a>
<h2 class="section"><a href="ffmpeg-devices.html#toc-dshow">3.8 dshow</a></h2>

<p>Windows DirectShow input device.
</p>
<p>DirectShow support is enabled when FFmpeg is built with the mingw-w6