Make the delay a configurable member on the webRtcPlayerObj

SignallingWebServer/scripts/app.js

@@ -1148,7 +1148,7 @@ function showFreezeFrame() {
         }
         setTimeout(() => {
             webRtcPlayerObj.setVideoEnabled(false);
-        }, 50);
+        }, webRtcPlayerObj.freezeFrameDelay);
     };
 }
 
@@ -1685,7 +1685,7 @@ function invalidateFreezeFrameOverlay() {
         freezeFrameOverlay.style.display = 'none';
         freezeFrame.valid = false;
         freezeFrameOverlay.classList.remove("freezeframeBackground");
-    }, 50);
+    }, webRtcPlayerObj.freezeFrameDelay);
     
     if (webRtcPlayerObj) {
         webRtcPlayerObj.setVideoEnabled(true);

SignallingWebServer/scripts/webRtcPlayer.js

@@ -80,6 +80,10 @@ function webRtcPlayer(parOptions) {
         "The browser will signal it would prefer an SFU connection. Remove ?preferSFU from the url to signal for P2P usage." :
         "The browser will signal for a P2P connection. Pass ?preferSFU in the url to signal for SFU usage.");
 
+    // The delay between the showing/unshowing of a freeze frame and when the stream will stop/start
+    // eg showing freeze frame -> delay -> stop stream OR show stream -> delay -> unshow freeze frame
+    this.freezeFrameDelay = 50; // ms
+
     // Latency tester
     this.latencyTestTimings = 
     {