Plt clor image histogram

import cv2
import numpy as np
from matplotlib import pyplot as plt

file0 = 'image.jpg'
img = cv2.imread(file0)
color = ('b','g','r')
plt.figure()
for i,col in enumerate(color):
    histr = cv2.calcHist([img],[i],None,[256],[0,256])
    plt.plot(histr,color = col)
    plt.xlim([0,256])
plt.show()

Source: stackoverflow.com

Similar codes

12 votes137 views3 answers
Write list to text file python
Python
0 vote274 views1 answer
Pytorch calculate mse mae
Python
0 vote207 views1 answer
Python you can think pad baldi
Python
0 vote169 views1 answer
Adding text on barplot using seabron
Python
-1 vote187 views1 answer
How split text in python by space or newline with regex
Python
1 vote171 views1 answer
How to install drivers for selenium python
Python
0 vote190 views1 answer
Python filter timestamp
Python
0 vote175 views1 answer
Pahtlib join path
Python
0 vote173 views1 answer
Python file get text by regular expression
Python
0 vote166 views1 answer
Full dist upgrade kali
Python