add to_dict for processor

image_processing_mplugowl3.py

@@ -402,5 +402,12 @@ class mPLUGOwl3ImageProcessor(BaseImageProcessor, CutMixin):
             cut_shape = cut_shape_indices = None
             
         return mPLUGOwl3BatchFeature(data={'pixel_values': image_data, 'cut_shape':cut_shape, 'cut_shape_indices':cut_shape_indices})
+        
+    def to_dict(self):
+        encoder_dict = super().to_dict()
+        pop_keys = ['image_transform', 'resizer', 'old_resizer', 'cut_prompt_template']
+        for pk in pop_keys:
+            encoder_dict.pop(pk, None)
+        return encoder_dict
 
 AutoImageProcessor.register("mPLUGOwl3ImageProcessor", mPLUGOwl3ImageProcessor)