drawImage and getImageData

Question

How to use getImageData and drawImage.

I had the problem (Failed to execute 'getImageData' on 'CanvasRenderingContext2D': The canvas has been tainted by cross-origin data.)

Answer 1

https://stackoverflow.com/questions/1445862/possible-to-use-html-images-like-canvas-with-getimagedata-putimagedata#4309440