Drag a small image (up to 200x200) from your computer or drag one of the two images in the page. The image will be loaded and converted to JSON, you will see all the white / black / other pixels ...

Learn how to use canvas image manipulation to draw, transform, filter, and animate images on a web page with JavaScript. Canvas image manipulation is a powerful technique for front-end coding.

This is a simple JavaScript application that masks images using an alpha mask. An alpha mask is a transparency map that can be used to hide a specific region of images or highlight a specific region.