contrast HistEq

 

import cv2
import numpy as np

img = cv2.imread('data/images/candle.jpg')

ycbImage = cv2.cvtColor(img, cv2.COLOR_BGR2YCrCb)

Ychannel, Cr,Cb =cv2.split(ycbImage)

Ychannel = cv2.equalizeHist(Ychannel)

ycbImage = cv2.merge([Ychannel,Cr,Cb])

ycbImage = cv2.cvtColor(ycbImage, cv2.COLOR_YCrCb2BGR)

combined = np.hstack([img, ycbImage])


cv2.imshow('comb', combined)


cv2.waitKey(0)
cv2.destroyAllWindows()