chickadee » leptonic » pix-equalize

pix-equalizeprocedure
  • in - PPIXD - #f or PPIX (see NOTE above)
  • in - PPIX
  • in - FRAC - 0.0 to 1.0 “equalization movement of pixels”, 1.0 == complete.
  • in - SUBSAMPLE - factor > 1 => reduced computation
  • returns: modified ppix or #f if error.