fix issue where undefined crashes pip2

index.html

@@ -2641,11 +2641,11 @@
 			// session.hidehome = true; // If used, 'hide home' will make the landing page inaccessible, along with hiding a few go-home elements.
 			// session.record = false; // uncomment to block users from being able to record via vdo.ninja's built in recording function
 		</script>
-		<script type="text/javascript" crossorigin="anonymous" id="lib-js" src="./lib.js?ver=879"></script>
+		<script type="text/javascript" crossorigin="anonymous" id="lib-js" src="./lib.js?ver=880"></script>
 		<!-- 
 		// If you wish to change branding, blank offers a good clean start.
 		<script type="text/javascript" id="main-js" src="./main.js" data-translation="blank"></script>
 		-->
-		<script type="text/javascript" crossorigin="anonymous" id="main-js" src="./main.js?ver=694"></script>
+		<script type="text/javascript" crossorigin="anonymous" id="main-js" src="./main.js?ver=695"></script>
 	</body>
 </html>

lib.js

@@ -7266,6 +7266,16 @@ function applyEffects(track) { // video only please. do not touch audio.  Run up
 		} else {
 			session.canvasSource.onloadeddata = mainMeshMask;
 		}
+	} else if (session.effect == "13"){ // ha, no way to turn it off once it's started, except to change cameras? not sure.
+		try {
+			track.applyConstraints({backgroundBlur: true}).then(() => {
+				const settings = track.getSettings();
+				log(`Background blur is ${settings.backgroundBlur ? "ON" : "OFF"}`);
+			}).catch(errorlog);
+		} catch(e){
+			errorlog(e);
+		}
+		return track;
 	} else {
 		if (session.canvasource){
 			session.canvasSource.srcObject.getVideoTracks().forEach(function(trk) {
@@ -22299,6 +22309,15 @@ async function grabVideo(quality = 0, eleName = 'previewWebcam', selector = "sel
 									session.mirrorExclude = true;
 								}
 							}
+							if ("backgroundBlur" in capabilities){ // Chrome original trial, until v117, and then???
+								query('#effectSelector option[value="13"]').classList.remove("hidden");
+								query('#effectSelector option[value="13"]').disabled = null;
+								query('#effectSelector3 option[value="13"]').classList.remove("hidden");
+								query('#effectSelector3 option[value="13"]').disabled = null;
+							} else {
+								query('#effectSelector option[value="13"]').disabled = true;
+								query('#effectSelector3 option[value="13"]').disabled = true;
+							}
 						}
 					} catch(e){}
 						
@@ -30197,7 +30216,7 @@ function fullscreenPageToggle(state=null){
 session.pipWindow = false;
 async function PictureInPicturePageToggle(state=null){
 	try {
-		if (!documentPictureInPicture){return;}
+		if (typeof documentPictureInPicture === "undefined"){return;}
 		if (session.pipWindow){
 			getById("testtone").parentNode.insertBefore(session.pipWindow.document.getElementById("gridlayout"), getById("testtone"));
 			session.pipWindow.close();

main.js

@@ -841,7 +841,7 @@ async function main(){ // main asyncronous thread; mostly initializes the user s
 	}
 	
 	if (urlParams.has('pip2') || urlParams.has('pipall')){ // just an alternative; might be compoundable
-		if (documentPictureInPicture){
+		if (typeof documentPictureInPicture !== "undefined"){
 			getById("PictureInPicturePage").classList.remove("hidden");
 		}
 	}