RTP matching rules when no encoding.rtx.ssrc is given

Fix for Issue #546

ortc.html

@@ -2763,9 +2763,7 @@ <h3>RTP matching rules</h3>
                     <code>receiver.receive()</code> will throw an <code>InvalidParameters</code> exception.
                 </p>
                 <p>
-                    payload type table: If <var>parameters.muxId</var> is unset and <code>parameters.encodings[i].ssrc</code>
-                    is unset for all values of <var>i</var> from 0 to the number of encodings,
-                    then add entries to <var>pt_table</var> by setting
+                    payload type table: Add entries to <var>pt_table</var> by setting
                     <var>pt_table</var>[<code>parameters.codecs[j].payloadType</code>] to <var>receiver</var>,
                     for values of <var>j</var> from 0 to the number of codecs.
                     If <var>pt_table</var>[<var>pt</var>] is already set to a value other than <var>receiver</var>, or