@thi.ng/imago/ops/extend.js

JSON & API-based declarative and extensible image processing trees/pipelines

import { coerceColor, computeMargins } from "../utils.js";
const extendProc = async (spec, input, ctx) => {
  const { bg, border, mode, ref, unit } = spec;
  const sides = computeMargins(border, ctx.size, ref, unit);
  const [left, right, top, bottom] = sides;
  return [
    input.extend({
      left,
      right,
      top,
      bottom,
      background: coerceColor(bg || "#0000"),
      extendWith: mode
    }),
    true
  ];
};
export {
  extendProc
};