paricafe/packages/frontend/src/workers/draw-blurhash.ts
2024-02-13 15:59:27 +00:00

22 lines
532 B
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { render } from 'buraha';
const canvas = new OffscreenCanvas(64, 64);
onmessage = (event) => {
// console.log(event.data);
if (!('id' in event.data && typeof event.data.id === 'string')) {
return;
}
if (!('hash' in event.data && typeof event.data.hash === 'string')) {
return;
}
render(event.data.hash, canvas);
const bitmap = canvas.transferToImageBitmap();
postMessage({ id: event.data.id, bitmap });
};