【opencv】示例-filestorage.cpp 使用 FileStorage 类进行序列化与反序列化的示例

最新推荐文章于 2024-07-26 11:48:49 发布

十年一梦实验室

最新推荐文章于 2024-07-26 11:48:49 发布

阅读量632

点赞数 5

文章标签： opencv webpack 人工智能计算机视觉前端

本文链接：https://blog.youkuaiyun.com/cxyhjl/article/details/137618123

版权

终端输出：

writing images
image1.jpg myfi.png baboon.jpg
writing mats
R = [1, 0, 0;
 0, 1, 0;
 0, 0, 1]
T = [0;
 0;
 0]
writing MyData struct
{ id = mydata1234, X = 3.14159, A = 97}
reading images
image1.jpg
myfi.png
baboon.jpg
reading R and T
R = [1, 0, 0;
 0, 1, 0;
 0, 0, 1]
T = [0;
 0;
 0]
read mdata
{ id = mydata1234, X = 3.14159, A = 97}
attempting to read mdata_b
read mdata_b
{ id = , X = 0, A = 0}
Try opening input.yml to see the serialized data.


Read data from string
attempting to read mdata_b from string
read mdata
{ id = mydata1234, X = 3.14159, A = 97}
Write data to string
writing MyData struct
{ id = mydata1234, X = 3.14159, A = 97}
Created string:
%YAML:1.0
---
mdata:
   A: 97
   X: 3.1415926535897931e+00
   id: mydata1234

```cpp
/*
 * 文件存储示例 filestorage_sample 演示了 OpenCV 序列化功能的用法
 */


#include "opencv2/core.hpp"   // 包含核心 OpenCV 库文件
#include <iostream>           // 包含标准输入输出流库
#include <string>             // 包含字符串相关库


// 使用命名空间中的元素，避免每次都需要 std::前缀
using std::string;
using std::cout;
using std::endl;
using std::cerr;
using std::ostream;
using namespace cv;           // 使用 OpenCV 命名空间


// 帮助函数，说明程序如何使用
stati