Uint8Array migration

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Fedor Indutny 2021-09-23 17:49:05 -07:00 committed by GitHub
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commit 4ef0bf96cc
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// Copyright 2021 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { canvasToBytes } from './canvasToBytes';
export async function imagePathToBytes(src: string): Promise<Uint8Array> {
const image = new Image();
const canvas = document.createElement('canvas');
const context = canvas.getContext('2d');
if (!context) {
throw new Error(
'imagePathToArrayBuffer: could not get canvas rendering context'
);
}
image.src = src;
await image.decode();
canvas.width = image.width;
canvas.height = image.height;
context.drawImage(image, 0, 0);
return canvasToBytes(canvas);
}