export function resize(image: HTMLImageElement, width: number = 16, height: number = 16): string {
    const canvas = document.createElement('canvas');
    canvas.width = width;
    canvas.height = height;
    canvas.style.display = "none";
    document.body.appendChild(canvas);
    const ctx = canvas.getContext("2d");
    if (ctx === null) throw Error("Resize failed");
    const w = Math.min(image.width / image.height, 1) * width;
    const h = Math.min(image.height / image.width, 1) * height;
    ctx.drawImage(image, (width - w) / 2, (height - h) / 2, w, h);
    const url = canvas.toDataURL();
    document.body.removeChild(canvas);
    return url;
}