Update app.py

app.py

@@ -19,7 +19,7 @@ def apply_four_filters(frame):
     cv2.putText(gray_3ch, "2. Grayscale", (10, 30), cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 255, 0), 2)
 
     # --- 3. Blurred ---
-    blurred_image = cv2.GaussianBlur(gray_image, (5, 5), 0)
+    blurred_image = cv2.GaussianBlur(gray_image, (3, 3), 0)
     # Convert back to 3-channels
     blur_3ch = cv2.cvtColor(blurred_image, cv2.COLOR_GRAY2RGB)
     cv2.putText(blur_3ch, "3. Blurred", (10, 30), cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 255, 0), 2)