test.py

# -*- coding: utf-8 -*-
"""
Spyder Editor

This is a temporary script file.
"""

import cv2
import numpy as np

path = "./figures2/rose.bmp" # 將影像路徑儲存於變數 path
imgColor = cv2.imread(path) # 讀取彩色影像
b, g, r = cv2.split(imgColor)

zeros = np.zeros(imgColor.shape[0:2], dtype="uint8")
merge_b = cv2.merge((b, zeros, zeros))
merge_g = cv2.merge((zeros, g, zeros))
merge_r = cv2.merge((zeros, zeros, r))
merge = cv2.merge((g, b, r))

cv2.imshow('Color', imgColor)
cv2.imshow('b', b)
cv2.imshow('g', g)
cv2.imshow('r', r)
cv2.imshow('merge_b', merge_b)
cv2.imshow('merge_g', merge_g)
cv2.imshow('merge_r', merge_r)

cv2.waitKey(0)
cv2.destroyAllWindows()