import cv2
from PIL import Image, ImageFont, ImageDraw
import matplotlib.pyplot as plt
import numpy as np
from numpy import unicode
 
if __name__ == '__main__':
 
    img1 = cv2.imread("D:/Jupyter_Notebooks/0.jpg")  # 讀取彩色圖像(BGR)
    img2 = cv2.imread("D:/Jupyter_Notebooks/1.3.png")  # 讀取 CV Logo
 
    # 我想把logo放在左上角，所以我創(chuàng)建了ROI
    rows, cols, channels = img2.shape
    roi = img1[0:rows, 0:cols]
    # 現(xiàn)在創(chuàng)建logo的掩碼，并同時創(chuàng)建其相反掩碼
    img2gray = cv2.cvtColor(img2, cv2.COLOR_BGR2GRAY)
    ret, mask = cv2.threshold(img2gray, 10, 255, cv2.THRESH_BINARY)
    mask_inv = cv2.bitwise_not(mask)
    # 現(xiàn)在將ROI中l(wèi)ogo的區(qū)域涂黑
    img1_bg = cv2.bitwise_and(roi, roi, mask=mask_inv)
    # 僅從logo圖像中提取logo區(qū)域
    img2_fg = cv2.bitwise_and(img2, img2, mask=mask)
    # 將logo放入ROI并修改主圖像
    dst = cv2.add(img1_bg, img2_fg)
    img1[0:rows, 0:cols] = dst
 
    cv2.imshow("imgAdd", img1)  # 顯示疊加圖像 imgAdd
 
    cv2.waitKey(0)
    cv2.destroyAllWindows()

import cv2
from PIL import Image, ImageFont, ImageDraw
import matplotlib.pyplot as plt
import numpy as np
from numpy import unicode
 
if __name__ == '__main__':
    img1 = cv2.imread("D:/Jupyter_Notebooks/1.2.png")  # 讀取彩色圖像(BGR)
    img2 = cv2.imread("D:/Jupyter_Notebooks/1.3.png")  # 讀取 CV Logo
 
    # 混合后的圖片
    dst = cv2.addWeighted(img1, 0.7, img2, 0.3, 0)  # 圖片img1所占比重0.7;圖片img2所占比重0.3
 
    cv2.imshow("imgAdd", dst)  # 顯示疊加圖像 dst
 
    cv2.waitKey(0)
    cv2.destroyAllWindows()