Capped bitrates for WebRTC Streams

www/js/channel/webRTCHandler.js

@@ -359,6 +359,23 @@ class connectedViewer{
             peer.addTrack(track, this.broadcastingStream);
         }
 
+        //For each sender for this peer
+        for(let sender of peer.getSenders()){
+            //Set audio tracks to 192kbps and video tracks to 1200kbps
+            const bitrate = (sender.track.kind == "audio") ? 192 * 1000 : 1200 * 1000;
+            //gank parms from the sender
+            const parms = sender.getParameters();
+
+            //Run through all listed encodings in the current sender paramters
+            for(let encodingIndex in parms.encodings){
+                //Set max bitrate to chosen bitrate
+                parms.encodings[encodingIndex].maxBitrate = bitrate;
+            }
+
+            //Set sender parameters to modified parameters
+            sender.setParameters(parms);
+        }
+
         //Set peer remote description to connection offer from viewer
         peer.setRemoteDescription(new RTCSessionDescription(offer));