Windows下编译Opencv3

1. 安装Qt5.5.1
2. 安装mingw-msys-0.6-x86
3. 安装Cmake
4. 在QtCreator中配置Cmake
   
5. 解压opencv-3.0.0.zip, 进入opencv-3.0.0目录.

6. 修改CMakeLists.txt文件. 修改完成后, 保存退出.

   将174行的
   OCV_OPTION(WITH_IPP “Include Intel IPP support” ON IF (X86_64 OR X86) AND NOT WINRT)
   改为
   OCV_OPTION(WITH_IPP “Include Intel IPP support” OFF IF (X86_64 OR X86) AND NOT WINRT)

7. 打开QtCreator. 点击”文件”->”打开文件或项目”, 打开步骤5中修改好的CMakeLists.txt. 按以下步骤设置

点击”执行CMake”

点击”Configure”

点击”Next”

点击”Finish”, 按如下图片配置.

再此点击”Configure”, 配置完成后, 红色的部分消失. 最后点击”Generate”生成Makefile. 关闭Cmake.
8. 打开MinGW-MSYS, 编译Opencv.

cd /opt/opencv-3.0.0-buildmingw32-makemingw32-make install

编译结果将被安装在”/opt/opencv-3.0.0-build/install目录下”