var img1 = new Image();

var canvas = document.getElementById('canvas');

var ctx = canvas.getContext('2d');

​

​

//drawing of the test image - img1

img1.onload = function () {

  ctx.drawImage(img1, 0, 0);

};

​

//img1.src = 'https://d2t4fc8ff77neh.cloudfront.net/cardSrcImage/1ac01l796_16dbmg07t_books2.jpg';

img1.src = 'https://d2t4fc8ff77neh.cloudfront.net/cardSrcImage/1ac01o3l0_16dbmg07t_books2.jpg';