9. ImageFilter Edge Enhance

See: https://pillow.readthedocs.io/en/stable/reference/ImageFilter.html#filters

9.1. Edge enhance

Use the Image.filter(ImageFilter.EDGE_ENHANCE) method to edge enhance an image.

from PIL import Image, ImageFilter

with Image.open("test_images/alph_blocks.png") as im:
    new_im = im.filter(ImageFilter.EDGE_ENHANCE)
    new_im.save("filters/edge_enhance.png")

Unfiltered, edge_enhance and edge_enhance_more are compared below:

../_images/compare_edge_enhance_more.png