img2canvas.js

const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');

const image = new Image(60, 150);
image.onload = drawImageActualSize;
image.src = 'https://mdn.mozillademos.org/files/5397/rhino.jpg';

function drawImageActualSize() {
  canvas.width = this.naturalWidth;
  canvas.height = this.naturalHeight;
  ctx.drawImage(image, 0, 0);
}