str='F:\\code\\matlab\\face\\face'; %图像存放路径 S=0.0;%行向量 dis=zeros(1,100,'double');%每一个人脸跟平均脸的距离 b=zeros(2700,400,'double');%人脸向量矩阵 for i=1:2700 B=imread([str,num2str(i),'.bmp']); %依次读取每一幅图像 m = size(B, 3); if m==1 I = B; else I=rgb2gray(B); end %在此处进
我就废话不多说了，直接上代码吧！
#coding=utf-8
import cv2
import numpy as np
'''双线性插值'''
img = cv2.imread('timg.jpeg', cv2.CV_LOAD_IMAGE_GRAYSCALE) # load the gray image
cv2.imwrite('img.jpg', img)
h, w = img.shape[:2]
# shrink to half of the original
a1 = np.array
