CLAHE

Contrast Limited Adaptive Histogram Equalization from OpenCV.

Usage

vszip.CLAHE(vnode clip[, int limit=7, int[] tiles=3])

Parameters:

• clip
  A clip to process. 8-16 bit integer only.
• limit
  Threshold for contrast limiting.
  For the 16 bit clip to have the same result as the 8 bit clip you have to multiply the limit by 256.
• tiles
  Tile size for histogram equalization.
  Can be an int or an int array specifying the size of both sides.