Fix typo of startStreaming.

camera/templates/index.html

@@ -204,6 +204,15 @@ form label {
 
       var pc = undefined;
       var dc = undefined;
+
+      function sendOffer() {
+        if (pc.iceGatheringState == "complete") {
+          sendJson({
+            description: pc.localDescription
+          });
+        }
+      }
+
       function createRTCPeerConnection() {
         const pc = new RTCPeerConnection();
         log("Created RTCPeerConnection.");
@@ -214,19 +223,17 @@ form label {
         pc.oniceconnectionstatechange = e => {
           log("pc.oniceconnectionstatechange: " + pc.iceConnectionState);
         }
-        pc.onicegatheringstatechange = e => {
+        pc.onicegatheringstatechange = async function(e) {
           log("pc.onicegatheringstatechange: " + pc.iceGatheringState);
+          sendOffer();
         }
 
-        pc.onicecandidate = ({candidate}) => sendJson({candidate});
-
         // let the "negotiationneeded" event trigger offer generation
+        //  ... but only once icegathering is complete.
         pc.onnegotiationneeded = async function () {
           log("In pc.onnegotiationneeded...");
           await pc.setLocalDescription(await pc.createOffer());
-          sendJson({
-            description: pc.localDescription
-          });
+          sendOffer();
         }
 
         pc.ontrack = ({streams: [stream]}) => {
@@ -262,7 +269,7 @@ form label {
             log("Data channel open, sending settings...")
             settings = readSettingsForm(true);
             sendJson({settings});
-            startStartingWithErorrHandling(false);
+            startStreamingWithErorrHandling(false);
           }
         }
 
@@ -321,7 +328,7 @@ form label {
           pc.addTrack(track, stream);
         }
       }
-      function startStartingWithErorrHandling(fromButton) {
+      function startStreamingWithErorrHandling(fromButton) {
         startStreaming(fromButton)
           .then(() => {
             log("startStreaming() finished.");
@@ -332,7 +339,7 @@ form label {
       }
 
       start.addEventListener("click", _ => {
-        startStartingWithErorrHandling(true)
+        startStreamingWithErorrHandling(true)
       });
 
       async function receiveMessage(e) {
@@ -343,26 +350,17 @@ form label {
         if (data.ready) {
           // Ready message means client is open and ready for connection.
           pc = createRTCPeerConnection();
-        } else if (data.requestSettings) {
-          settings = readSettingsForm(true);
-          startStartingWithErorrHandling(false);
         } else if (data.settings) {
           settings = data.settings;
-          startStartingWithErorrHandling(false);
+          startStreamingWithErorrHandling(false);
         } else if (data.description) {
           if (pc == undefined) pc = createRTCPeerConnection();
           await pc.setRemoteDescription(data.description);
           if (data.description.type == "offer") {
             log("Got an offer...");
             await pc.setLocalDescription(await pc.createAnswer());
-            sendJson({
-              description: pc.localDescription
-            });
+            sendOffer();
           }
-        } else if (data.candidate) {
-          if (pc == undefined) pc = createRTCPeerConnection();
-          log("Adding ice candidate...");
-          await pc.addIceCandidate(data.candidate);
         }
       };