Force plan-b semantics if Chrome is < 72

3dEYE · Feb 21, 2019 · a728100 · a728100
1 parent 53466e2
commit a728100
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/html/janus.js b/html/janus.js
@@ -1604,7 +1604,10 @@ function Janus(gatewayCallbacks) {
 		// If we still need to create a PeerConnection, let's do that
 		if(!config.pc) {
 			var pc_config = {"iceServers": iceServers, "iceTransportPolicy": iceTransportPolicy, "bundlePolicy": bundlePolicy};
-			//~ var pc_constraints = {'mandatory': {'MozDontOfferDataChannel':true}};
+			if(Janus.webRTCAdapter.browserDetails.browser === "chrome" && Janus.webRTCAdapter.browserDetails.version < 72) {
+				// For Chrome versions before 72, we force a plan-b semantic
+				pc_config["sdpSemantics"] = "plan-b";
+			}
 			var pc_constraints = {
 				"optional": [{"DtlsSrtpKeyAgreement": true}]
 			};