Rollback restores ridless encoding trounced by sRD(simulcastOffer)

w3c · Nov 1, 2022 · 9dace86 · 9dace86
1 parent 9ce26dd
commit 9dace86
Showing 1 changed file with 30 additions and 0 deletions.
diff --git a/webrtc.html b/webrtc.html
@@ -1908,6 +1908,16 @@ <h4>
                               <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[SenderTransport]]}}.
                             </p>
                           </li>
+                          <li>
+                            <p>
+                              Set
+                              <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[LastStableRidlessSendEncodings]]}}
+                              to
+                              <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[SendEncodings]]}} if
+                              <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[SendEncodings]]}}.length
+                              is `1` and the lone encoding [=map/contains=] no {{RTCRtpCodingParameters/rid}} member, otherwise `null`.
+                            </p>
+                          </li>
                           <li>
                             <p>
                               Set
@@ -2681,6 +2691,19 @@ <h4>
                                   <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[LastStableStateSenderTransport]]}}.
                                 </p>
                               </li>
+                              <li>
+                                <p>
+                                  If
+                                  <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[LastStableRidlessSendEncodings]]}}
+                                  is not `null`, and any encoding in
+                                  <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[SendEncodings]]}}
+                                  [=map/contains=] a
+                                  {{RTCRtpCodingParameters/rid}} member, then set
+                                  <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[SendEncodings]]}}
+                                  to
+                                  <var>transceiver</var>.{{RTCRtpTransceiver/[[Sender]]}}.{{RTCRtpSender/[[LastStableRidlessSendEncodings]]}}.
+                                </p>
+                              </li>
                               <li>
                                 <p>
                                   Set
@@ -8710,6 +8733,13 @@ <h3>
               <code>true</code> by default.
             </p>
           </li>
+          <li>
+            <p>
+              Let <var>sender</var> have a
+              <dfn data-dfn-for="RTCRtpSender">[[\LastStableRidlessSendEncodings]]</dfn> internal slot
+              initialized to <code>null</code>.
+            </p>
+          </li>
           <li>
             <p>
               Let <var>sender</var> have a <dfn data-dfn-for="RTCRtpSender">[[\SendCodecs]]</dfn> internal