class_docstr: permute image
  Args:
      to_bgr (bool): whether convert RGB to BGR
      channel_first (bool): whether convert HWC to CHW
code: def __init__(
      self,
  ):
      super(Permute, self).__init__()
  
imports: import base64
  import cv2
  import numpy
  from .keypoint_preprocess import get_affine_transform
label_desc: Use image node_id 1 to create a new Permute object from inherited base classes: object with example: obj = Permute()