bgREM updated

app.py

@@ -119,7 +119,22 @@ def _process_saree_core(base_image: Image.Image, pattern_image: Image.Image):
     # Get RGBA from bgrem
     result_no_bg = bgrem_remove(base_bytes)
     mask_img = Image.open(BytesIO(result_no_bg)).convert("RGBA")
+    
+    # Extract alpha and clean edges
     mask_alpha = np.array(mask_img)[:, :, 3].astype(np.float32) / 255.0
+    
+    # --- NEW FIXES ---
+    # 1. Slightly shrink the mask to remove halos
+    kernel = np.ones((3, 3), np.uint8)
+    mask_binary = (mask_alpha > 0.05).astype(np.uint8) * 255
+    mask_eroded = cv2.erode(mask_binary, kernel, iterations=1)
+    
+    # 2. Feather edges to smooth transition
+    mask_blurred = cv2.GaussianBlur(mask_eroded, (15, 15), sigmaX=3, sigmaY=3)
+    
+    # 3. Re-normalize
+    mask_blurred = mask_blurred.astype(np.float32) / 255.0
+
 
     # Feather edges for smoother blending
     mask_blurred = cv2.GaussianBlur((mask_alpha * 255).astype(np.uint8), (15, 15), sigmaX=5, sigmaY=5)