code: def to_nchan(x: DcmDataset, wins, bins=None):
      return x.scaled_px.to_nchan(wins, bins)
  
imports: from __future__ import annotations
  from ..basics import *
  from ..vision.all import *
  from ..data.transforms import *
  import pydicom, kornia, skimage
  from pydicom.dataset import Dataset
  from pydicom.tag import BaseTag
  from pydicom.multival import MultiValue
  from PIL import Image
label_desc: Use image node_id 25 for calling a global function with example usage: to_nchan(x, wins, bins) and returns: x