Update app.py

app.py

@@ -27,8 +27,8 @@ model.eval()
 '''
 build data transform
 '''
-eval_transforms = build_transforms(448, center_crop=False)
-display_transforms = build_transforms4display(448, center_crop=False)
+eval_transforms = build_transforms(224, center_crop=False)
+display_transforms = build_transforms4display(224, center_crop=False)
 
 '''
 build upsampler