diff --git a/src/main/webapp/js/stream_merger.js b/src/main/webapp/js/stream_merger.js
index 1f61ee39..2976ffef 100644
--- a/src/main/webapp/js/stream_merger.js
+++ b/src/main/webapp/js/stream_merger.js
@@ -10,11 +10,11 @@ export class StreamMerger{
       this.audioDestination = this.audioCtx.createMediaStreamDestination()
       this.autoMode = autoMode;
 
-      //9:16 portrait mode stream width height
+      //3:4 portrait mode stream width height
       this.pwidth = 0
       this.pheight = 0
 
-      //16:9 vertical mode stream width height
+      //4:3 vertical mode stream width height
       this.vwidth = 0
       this.wheight = 0;
 
@@ -55,8 +55,6 @@ export class StreamMerger{
       this.audioCtx.resume();
       stream.streamId = options.streamId;
 
-      let {width, height} = mediaStream.getVideoTracks()[0].getSettings();
-
       stream.width = options.width || 150;
       stream.height = options.height || 150;
       stream.Xindex = options.Xindex || 0;