HTML 5 Canvas and Javascript: Combining layered canvases

Question

I wanted to combine images from different canvases (layered on top of each other using z-index) to export as one single image.

Is this possible?

Answer 1

Same :

How can I save div as image at client side where div contains one or more than one HTML5 canvas elements?

Save many canvas element as image

Answer 2

Try using the context.getImageData() and context.putImageData(). I haven't tried that in Javascript before, but it shouldn't be that difficult.

HTML Canvas 2D Context