diff --git a/templates/index.html b/templates/index.html
index d735ba1..e392be7 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -845,10 +845,17 @@
             cropCtx.lineWidth = 3;
             cropCtx.strokeRect(x, y, width, height);
             
-            // Draw dimensions text
+            // Calculate actual video dimensions for display
+            const video = document.getElementById('video-preview');
+            const scaleX = videoInfo.width / video.offsetWidth;
+            const scaleY = videoInfo.height / video.offsetHeight;
+            const actualWidth = Math.abs(Math.round(width * scaleX));
+            const actualHeight = Math.abs(Math.round(height * scaleY));
+            
+            // Draw dimensions text (showing actual video pixels)
             cropCtx.fillStyle = '#667eea';
             cropCtx.font = 'bold 14px sans-serif';
-            const text = `${Math.abs(Math.round(width))} × ${Math.abs(Math.round(height))}`;
+            const text = `${actualWidth} × ${actualHeight}`;
             cropCtx.fillText(text, x + 5, y - 5);
         }