Win10 + VSCode + OpenCV4.5.0 + CMake + MinGW

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Win10 + VSCode + OpenCV4.5.0 + CMake + MinGW

2023-05-04 11:14| 来源: 网络整理| 查看: 265

参考:

VScode搭建OpenCV环境

OpenCV使用CMake和MinGW-w64的编译安装

win10下VSCode配置opencv4.4.0(超详细教程,亲测有效)

 

1、VSCode+MinGW配置C++开发环境

https://sourceforge.net/projects/mingw-w64/files/mingw-w64/mingw-w64-release/

 

配置环境变量

C:\Programs\mingw-w64\bin

2、安装CMake

https://cmake.org/download/

配置环境变量

D:\tools\cmake-3.19.1-win64-x64\bin

3、下载OpenCV的sources源文件

https://github.com/opencv/opencv/releases

 

 

 下载比较慢的话,可以换国内, OpenCV下载/OpenCV国内镜像/opencv_contrib下载

安装解压到目标路径,

在build \ x64下新建文件夹mingw。

 

 

 

 

 

 

 4、使用 CMake 生成 OpenCV 的 Makefiles

运行cmake-gui,在bin下。

选择源地址,目标地址,

 

 

 点击configure,选择,

 

 

 点击next,选择刚才安装的MinGW的编译工具,

 

 

 点击finish会开始执行,过程较慢,最后显示Configure done,是正常的。

然后点击Generate,正常会显示Generate Done。

5、编译opencv

运行cmd,cd到mingw文件夹,

 

 执行minGW32-make命令,过程很慢,可使用多线程minGW32-make -j 4 命令,根据自己机器情况开几个线程,

编译过程常见错误,

我遇到的错误是找不到 vs_version.rc.obj 文件,学习OpenCV3:MinGW编译OpenCV到vs_version.rc.obj处出错。

 

 打开build.make文件,找到1494行,显示在modules/core/CMakeFiles/opencv_core.dir 下找不到 vs_version.rc.obj。

新打开一个cmd窗口,cd到core目录下 下,运行命令,可在第1494行复制,

 

 

 

手动生成vs_version.rc.obj,并重新运行mingw32-make。

编译完成后运行minGW32-make install完成装载,生成Install文件夹。

配置环境变量:

6、VSCode配置

.vscode\c_cpp_properties.json。部分添加代码。

{ "configurations": [ { "name": "Win32", "includePath": [ "${workspaceFolder}", "D:/tools/opencv/build/x64/mingw/install/include", "D:/tools/opencv/build/x64/mingw/install/include/opencv2" ],

.vscode\tasks.json。部分添加代码。

{ "version": "2.0.0", "tasks": [ { ..."args": [ "-g", "${file}", "-o", "${workspaceRoot}/zzz_output_exe_files/${fileBasenameNoExtension}.exe", // 集中存放 "-I", "D:/tools/opencv/build/x64/mingw/install/include", "-I", "D:/tools/opencv/build/x64/mingw/install/include/opencv2", "-L", "D:/tools/opencv/build/x64/mingw/lib", "-l", "libopencv_calib3d450", // 后三位数字为opencv对应版本4.5.0 "-l", "libopencv_core450", "-l", "libopencv_dnn450", "-l", "libopencv_features2d450", "-l", "libopencv_flann450", "-l", "libopencv_gapi450", "-l", "libopencv_highgui450", "-l", "libopencv_imgcodecs450", "-l", "libopencv_imgproc450", "-l", "libopencv_ml450", "-l", "libopencv_objdetect450", "-l", "libopencv_photo450", "-l", "libopencv_stitching450", "-l", "libopencv_video450",

          "-l", "libopencv_videoio450", // 不加这个处理视频时VideoCapture会报错

],...

 

测试文件test.cpp,

#include #include using namespace cv; int main() { Mat img=imread("images/man.jpg"); // 图片放到工程目录下,与.vscode同一目录 imshow("image",img); waitKey(0); return 0; }

工程目录下新建images文件夹,放一张图片,运行可打开图片,完成。

 



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