diff --git a/_content/RazorBarcodeLibrary/barcodeJsInterop.js b/_content/RazorBarcodeLibrary/barcodeJsInterop.js
index ae8f223..c71e9e3 100644
--- a/_content/RazorBarcodeLibrary/barcodeJsInterop.js
+++ b/_content/RazorBarcodeLibrary/barcodeJsInterop.js
@@ -169,11 +169,15 @@ export async function setVideoElement(scanner, videoId) {
     }
 }
 
-export async function openCamera(scanner, cameraInfo) {
+export async function openCamera(scanner, cameraInfo, dotNetHelper, callback) {
     if (!Dynamsoft) return;
 
     try {
         await scanner.setCurrentCamera(cameraInfo);
+        scanner.onPlayed = function () {
+            let resolution = scanner.getResolution();
+            dotNetHelper.invokeMethodAsync(callback, resolution[0], resolution[1]);
+        }
         await scanner.show();
     }
     catch (ex) {
diff --git a/_framework/RazorBarcodeLibrary.dll b/_framework/RazorBarcodeLibrary.dll
index 7fb77ae..c9f9c20 100644
Binary files a/_framework/RazorBarcodeLibrary.dll and b/_framework/RazorBarcodeLibrary.dll differ
diff --git a/_framework/RazorBarcodeLibrary.dll.br b/_framework/RazorBarcodeLibrary.dll.br
index 1064c47..4793f0a 100644
Binary files a/_framework/RazorBarcodeLibrary.dll.br and b/_framework/RazorBarcodeLibrary.dll.br differ
diff --git a/_framework/RazorBarcodeLibrary.dll.gz b/_framework/RazorBarcodeLibrary.dll.gz
index 2de6952..9c3a976 100644
Binary files a/_framework/RazorBarcodeLibrary.dll.gz and b/_framework/RazorBarcodeLibrary.dll.gz differ
diff --git a/_framework/RazorBarcodeLibrary.pdb.gz b/_framework/RazorBarcodeLibrary.pdb.gz
index d6b3138..1623331 100644
Binary files a/_framework/RazorBarcodeLibrary.pdb.gz and b/_framework/RazorBarcodeLibrary.pdb.gz differ
diff --git a/_framework/blazor.boot.json b/_framework/blazor.boot.json
index 7a88355..58f8940 100644
--- a/_framework/blazor.boot.json
+++ b/_framework/blazor.boot.json
@@ -7,7 +7,7 @@
   "linkerEnabled": true,
   "resources": {
     "assembly": {
-      "example.dll": "sha256-LExzlvmmjm+B9zBx2cEyl32O+wWKyEF66\/NqKec8lWo=",
+      "example.dll": "sha256-9RdYBojRUD9T7mLgprKxk0V3PU220XnFXNdAZTeoUKY=",
       "Microsoft.AspNetCore.Components.dll": "sha256-ofUX8JP1w0mYgbjtG23BhquxLHTmqLT5lTjudT9sWl4=",
       "Microsoft.AspNetCore.Components.Web.dll": "sha256-U6ceRxD42\/v52j3G+BAuYnv4TyK9ElGdl3U+hOB8sqo=",
       "Microsoft.AspNetCore.Components.WebAssembly.dll": "sha256-oY+xvfgFDh2fHdG6aKlPAZADSchxD3dZQ0V9Xg41uXo=",
@@ -22,7 +22,7 @@
       "Microsoft.Extensions.Primitives.dll": "sha256-eXvGx2jcjpTPEJoAHBsW\/VuMPbNyyU+AsuhPmkzSSRY=",
       "Microsoft.JSInterop.dll": "sha256-KoXvfIJR0Cyk0KC5XhybsEdOzLDuqskQrC6DUIwO3MI=",
       "Microsoft.JSInterop.WebAssembly.dll": "sha256-bzbqcJ6KmXNtttCdwlY3JqqzIuFo0rRDUc7qjI8CKYM=",
-      "RazorBarcodeLibrary.dll": "sha256-WKnBLPSE86m8po8y7fwhclP1ZGjUH7EW\/gcGMjsN5mM=",
+      "RazorBarcodeLibrary.dll": "sha256-KpwaVBisP\/cnb\/JPQjL6XrWZDgGS7Frl5aydA\/V8LGQ=",
       "System.Collections.Concurrent.dll": "sha256-iVVE9O+NcP6iYl4sd\/ZeC3urQoyLH9oTiV2umPpI0Ec=",
       "System.Collections.dll": "sha256-MhT1\/odzSutq6AYh7cLU975syM0Snr+wF9TMFLtM934=",
       "System.ComponentModel.dll": "sha256-pGP1Cnq1M\/2Hkyb2tJWqyVXzPDBaqoWBi3pBs4L1Cbg=",
diff --git a/_framework/blazor.boot.json.br b/_framework/blazor.boot.json.br
index 98b74e4..63904d0 100644
Binary files a/_framework/blazor.boot.json.br and b/_framework/blazor.boot.json.br differ
diff --git a/_framework/blazor.boot.json.gz b/_framework/blazor.boot.json.gz
index 335bd4e..1380fd2 100644
Binary files a/_framework/blazor.boot.json.gz and b/_framework/blazor.boot.json.gz differ
diff --git a/_framework/example.dll b/_framework/example.dll
index abad48b..17b9536 100644
Binary files a/_framework/example.dll and b/_framework/example.dll differ
diff --git a/_framework/example.dll.br b/_framework/example.dll.br
index 0a66b7d..fc3ab6c 100644
Binary files a/_framework/example.dll.br and b/_framework/example.dll.br differ
diff --git a/_framework/example.dll.gz b/_framework/example.dll.gz
index 7654ec8..5be9401 100644
Binary files a/_framework/example.dll.gz and b/_framework/example.dll.gz differ
diff --git a/_framework/example.pdb.gz b/_framework/example.pdb.gz
index 3607cae..8316681 100644
Binary files a/_framework/example.pdb.gz and b/_framework/example.pdb.gz differ
diff --git a/css/app.css b/css/app.css
index 4feb9ee..370d0bc 100644
--- a/css/app.css
+++ b/css/app.css
@@ -112,15 +112,6 @@ a, .btn-link {
     height: 100%;
 }
 
-#overlay {
-    position: absolute;
-    top: 0;
-    left: 0;
-    width: 100%;
-    height: 100%;
-    object-fit: contain;
-}
-
 .loading-indicator {
     position: absolute;
     top: 0;
@@ -205,12 +196,12 @@ input {
     z-index: 1
 }
 
-#videoOverlay {
+.overlay {
     position: absolute;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
-    z-index: 2;
+    z-index: 1;
     object-fit: contain
 }
\ No newline at end of file