How to bitmap images with varying stroke widths

dawi222

I am looking for a way to bitmap images using varying geometric/rectangular stroke widths. Here is an some example of desired effect:

Any leads on where to start or what sort of method to deploy would be great!

benja

I would load an image and resize() it to a lower resolution. Then you could draw a rectangle for every pixel of the small image with a width depending on the pixel's brightness().