dt>
<dd><p>The number of rows (4-20, LxD &lt;= 100)
</p>
</dd>
</dl>

<p>Example usage:
</p>
<div class="example">
<pre class="example">-f rtp_mpegts -fec prompeg=l=8:d=4 rtp://<var>hostname</var>:<var>port</var>
</pre></div>

<a name="rtmp"></a>
<h2 class="section"><a href="ffmpeg-protocols.html#toc-rtmp">3.18 rtmp</a></h2>

<p>Real-Time Messaging Protocol.
</p>
<p>The Real-Time Messaging Protocol (RTMP) is used for streaming multimedia
content across a TCP/IP network.
</p>
<p>The required syntax is:
</p><