feat: Enable TCC support on Firefox.

TCC was disabled on older versions because of a known issue where BWE is halved on every renegotiation. The regular libwebrtc updates in Firefox seems to have fixed it. This hopefully fixes the BWE issues seen on Firefox 117.
jitsi · Sep 19, 2023 · eab806a · eab806a · JOpsDev · Oct 13, 2023
1 parent 75d2a9d
commit eab806a
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/modules/xmpp/xmpp.js b/modules/xmpp/xmpp.js
@@ -231,8 +231,10 @@ export default class XMPP extends Listenable {
             this.caps.addFeature('http://jitsi.org/remb');
         }
 
-        // Disable TCC on Firefox because of a known issue where BWE is halved on every renegotiation.
-        if (!browser.isFirefox() && (typeof this.options.enableTcc === 'undefined' || this.options.enableTcc)) {
+        // Disable TCC on Firefox 116 and older versions because of a known issue where BWE is halved on every
+        // renegotiation.
+        if (!(browser.isFirefox() && browser.isVersionLessThan(117))
+            && (typeof this.options.enableTcc === 'undefined' || this.options.enableTcc)) {
             this.caps.addFeature('http://jitsi.org/tcc');
         }