code: def get_center_crop(height, width, _, ratio):
      s = min(height, width)
      c = int(ratio * s)
      delta_h = (height - c) // 2
      delta_w = (width - c) // 2
  
      return delta_h, delta_w, c, c
  
imports: from abc import ABCMeta, abstractmethod
  from dataclasses import replace
  from typing import Optional, Callable, TYPE_CHECKING, Tuple, Type
  import cv2
  import numpy
  from numba.typed import Dict
  from PIL.Image import Image
  from .base import Field, ARG_TYPE
  from ..pipeline.operation import Operation
  from ..pipeline.state import State
  from ..pipeline.compiler import Compiler
  from ..pipeline.allocation_query import AllocationQuery
  from ..libffcv import imdecode, memcpy, resize_crop
label_desc: Use image node_id 4 for calling a global function with example usage: get_center_crop(height, width, _, ratio) and returns: delta_h,  delta_w,  c,  c