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

0 vote141 views1 answer
%%writefile
Python
0 vote133 views1 answer
Python print int operations
Python
24 votes98 views4 answers
Return max integer from list
Python
13 votes134 views3 answers
Pandas sample
Python
0 vote145 views1 answer
Python pair two lists into a dictionary
Python
0 vote135 views1 answer
Max(X_train, key=len).split()
Python
20 votes141 views6 answers
Pandas show all columns
Python
0 vote202 views2 answers
Flask return html
Python Flask
4 votes143 views1 answer
Video streaming flask
Python
2 votes140 views1 answer
Mpesa paypal
Python