@thi.ng/pixel-dither/stucki.js

Extensible image dithering w/ various algorithm presets

const A = 64 / 42;
const B = 2 * A;
const C = 4 * A;
const D = 8 * A;
const STUCKI = {
  ox: [1, 2, -2, -1, 0, 1, 2, -2, -1, 0, 1, 2],
  oy: [0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2],
  weights: [D, C, B, C, D, C, B, A, B, C, B, A],
  shift: C
};
export {
  STUCKI
};