def METHOD_NAME(cls):
    METHOD_NAME = super().METHOD_NAME()
    METHOD_NAME.update({
        'dst_width': NumberField(value_type=int, optional=True, min_value=1, description="Destination width."),
        'dst_height': NumberField(value_type=int, optional=True, min_value=1, description="Destination height."),
        'size': NumberField(value_type=int, optional=True, min_value=1, description="Destination size."),
        'rescale': BoolField(optional=True, default=False)
    })
    return METHOD_NAME