class error resolve

soundimage/utils/image_processor.py

@@ -63,7 +63,7 @@ class ImageProcessor:
                 self.face_mesh = None
                 self.fa = None
                 
-    def load_fixed_mask(resolution: int, mask_path: str) -> torch.Tensor:
+    def load_fixed_mask(self, resolution: int, mask_path: str) -> torch.Tensor:
         print(f"Loading fixed mask from {mask_path}")
         mask_loaded_image = cv2.imread(mask_path)
         mask_loaded_image = cv2.cvtColor(mask_loaded_image, cv2.COLOR_BGR2RGB)