pixel-utils/dist/esm/raw-to-rgba/convert-single.js

Utility Functions for Pixels

export default function convert_one(old_no_data_value, noDataPixel, scalefn, pixel) {
  const n = pixel[0];
  if (n === old_no_data_value) return noDataPixel;
  const scaled = scalefn(n);
  return [scaled, scaled, scaled, 255];
}