#include <iostream>#include <opencv2/opencv.hpp> using namespace std;using namespace cv; int main(){ Mat img1; img1 = imread("D://images//111.jpg"); if (img1.empty()) { cout << "could not load image..."<< endl;…
给定一张灰度图,显示这张图片的像素值 def show_image_pixel(img): ''' :param img: 需要输出像素值的图像,要求是灰度图 :return: 无返回值 ''' height,width=img.shape for i in range(height): for j in range(width): print(' %3d' %img[i,j],end='') print('\n')…
int histo[256] = { 0 };//直方图统计每个像素值的数目 int width = img.cols, height = img.rows; int num_of_pixels = width*height; //统计每个像素值的数目 for (int y = 0; y < height; ++y) { auto *data = new uchar[width * height * 3]; for (int x = 0; x < width; ++x) { histo[dat…