Update app.py

app.py

@@ -232,7 +232,14 @@ def process_single_image(image_path, output_folder, bg_method, canvas_size_name,
         # Add watermark if applicable
         if watermark_path:
             watermark = Image.open(watermark_path).convert("RGBA")
-            canvas.paste(watermark, (0, 0), watermark)
+            # Hitung posisi untuk menempatkan watermark di tengah
+            watermark_width, watermark_height = watermark.size
+            canvas_width, canvas_height = canvas.size
+            # Hitung posisi (x, y) untuk watermark
+            x = (canvas_width - watermark_width) // 2
+            y = (canvas_height - watermark_height) // 2
+            # Tempelkan watermark
+            canvas.paste(watermark, (x, y), watermark)
             log.append({"action": "add_watermark"})
 
         # Determine output format