@prodbirdy/mockup-generator/src/photopea-headless/demo/index.js

Serverless-optimized TypeScript SDK for generating high-quality product mockups from PSD templates

import HeadlessPhotopea from "./../index.js";
import fs from "fs";
import path from "path";
import { fileURLToPath } from "url";

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

let pea = new HeadlessPhotopea({ showBrowser: true });
console.log(await pea.runScript(`app.echoToOE("hi")`));
let asset = fs.readFileSync(__dirname + "/coolImage.png");
console.log(await pea.loadAsset(asset));
await pea.openFromURL("https://i.imgur.com/wVIP3ow.png", true);
await pea.runScript("app.activeDocument.activeLayer.blendMode = 'scrn'");
let [png, webp, jpg] = await Promise.all([
  pea.exportImage("png"),
  pea.exportImage("webp"),
  pea.exportImage("jpg"),
]);
fs.writeFileSync(__dirname + "/output.png", png);
fs.writeFileSync(__dirname + "/output.webp", webp);
fs.writeFileSync(__dirname + "/output.jpg", jpg);
await pea.destroy();