4-8 图片融合

# dst = src1*a+src2*(1-a) a=0.3 1-a=0.7
import cv2
import numpy as np
img0 = cv2.imread('image0.jpg',1)
img1 = cv2.imread('image1.jpg',1)
imgInfo = img0.shape
height = imgInfo[0]
width = imgInfo[1]
# ROI 感兴趣范围
roiH = int(height/2)
roiW = int(width/2)
img0ROI = img0[0:roiH,0:roiW]
img1ROI = img1[0:roiH,0:roiW]
# dst
dst = np.zeros((roiH,roiW,3),np.uint8)#deep=3 
dst = cv2.addWeighted(img0ROI,0.5,img1ROI,0.5,0)#两张图片的权重相加
# add src1*a+src2*(1-a)
# 1 src1 2 a 3 src2 4 1-a
cv2.imshow('dst',dst)
cv2.waitKey(0)

# dst = src1*a+src2*(1-a) a=0.3 1-a=0.7
import cv2
import numpy as np
img0 = cv2.imread('image3.png',1)
img1 = cv2.imread('image2.jpg',1)
imgInfo = img0.shape
height = imgInfo[0]
width = imgInfo[1]
# ROI 感兴趣范围
roiH = int(height/2)
roiW = int(width/2)
img0ROI = img0[0:roiH,0:roiW]
img1ROI = img1[0:roiH,0:roiW]
# dst
dst = np.zeros((roiH,roiW,3),np.uint8)#deep=3 
dst = cv2.addWeighted(img0ROI,0.5,img1ROI,0.5,0)#两张图片的权重相加
# add src1*a+src2*(1-a)
# 1 src1 2 a 3 src2 4 1-a
cv2.imshow('dst',dst)
cv2.waitKey(0)

# dst = src1*a+src2*(1-a) a=0.3 1-a=0.7
import cv2
import numpy as np
img0 = cv2.imread('image2.jpg',1)
img1 = cv2.imread('image1.jpg',1)
imgInfo = img0.shape
height = imgInfo[0]
width = imgInfo[1]
# ROI 感兴趣范围
roiH = int(height/2)
roiW = int(width/2)
img0ROI = img0[0:roiH,0:roiW]
img1ROI = img1[0:roiH,0:roiW]
# dst
dst = np.zeros((roiH,roiW,3),np.uint8)#deep=3 
dst = cv2.addWeighted(img0ROI,0.5,img1ROI,0.5,0)#两张图片的权重相加
# add src1*a+src2*(1-a)
# 1 src1 2 a 3 src2 4 1-a
cv2.imshow('dst',dst)
cv2.waitKey(0)