th the pipe output protocol.
</p>
<a name="prompeg"></a>
<h2 class="section"><a href="ffmpeg-protocols.html#toc-prompeg">3.17 prompeg</a></h2>

<p>Pro-MPEG Code of Practice #3 Release 2 FEC protocol.
</p>
<p>The Pro-MPEG CoP#3 FEC is a 2D parity-check forward error correction mechanism
for MPEG-2 Transport Streams sent over RTP.
</p>
<p>This protocol must be used in conjunction with the <code>rtp_mpegts</code> muxer and
the <code>rtp</code> protocol.
</p>
<p>The required syntax is:
</p><div class="example">