Change contrast of image in PIL

Question

I have a program that\'s supposed to change the contrast, but I feel like it\'s not really changing the contrast.It changes some areas to red whereas I don\'t want it to. If

Answer 1

There's already built a class called contrast in PIL module. You can simply use it.

from PIL import Image, ImageEnhance
image = Image.open(':\\Users\\omar\\Desktop\\Site\\Images\\obama.png')
scale_value=scale1.get()
image = ImageEnhance.Contrast(image).enhance(scale_value)
image.show()