20. ImageChops screen

See: https://pillow.readthedocs.io/en/stable/reference/ImageChops.html#PIL.ImageChops.screen

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20.1. Screen

Use the ImageChops.screen(image1, image2) method superimpose two inverted images on top of each other.

out = MAX - ((MAX - image1) * (MAX - image2) / MAX)

from PIL import Image, ImageChops


with Image.open("test_images/crosses.png") as im1:
    with Image.open("test_images/circles.png") as im2:
        im_out = ImageChops.screen(im1, im2)
        im_out.save("chops/screen.png")