本文主要是介绍读取 rgb planner 二进制数据 resize 重采样,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
#include <fstream>
#include <iostream>
#include <opencv2/opencv.hpp>
using namespace cv;
using namespace std;
int main(int argc, char **argv)
{
const uint32_t cols = 640;
const uint32_t rows = 426;
ifstream fin0("000000000139.planner", ios::in | ios::binary);
if(!fin0.is_open())
{
cout << "open fail!\n";
return 1;
}
Mat img0_r = Mat::zeros(rows, cols, CV_8UC1);
Mat img0_g = Mat::zeros(rows, cols, CV_8UC1);
Mat img0_b = Mat::zeros(rows, cols, CV_8UC1);
fin0.read(&img0_r.at< char >(0, 0), sizeof(char) * rows * cols);
fin0.read(&img0_g.at< char >(0, 0), sizeof(char) * rows * cols);
fin0.read(&img0_b.at< char >(0, 0), sizeof(char) * rows * cols);
fin0.close();
Mat channels[3] = { img0_b, img0_g, img0_r };
Mat img0;
merge(channels, 3, img0);
Mat imgDst = Mat::zeros(224, 224, CV_8UC3);
resize(img0, imgDst, imgDst.size(), 0, 0, INTER_LINEAR);
imwrite("out2.jpg", imgDst);
return 0;
}
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