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以下內容都是build文件夾裏的內容,註意路徑
壹、設置環境變量:
我的電腦--->右鍵--->屬性--->高級--->環境變量--->在用戶變量裏,新建path和OPENCV兩個項
步驟1:在path中添加H:\Program Files\OpenCV2.3.1\build\x86\vc10\bin,就是添加dll文件
步驟2:添加OPENCV的環境變量H:\Program Files\OpenCV2.3.1\build
二、打開壹個Opencv的工程,點菜單目錄的“視圖”--->屬性管理器--->雙擊項目名稱
步驟3:在配置屬性--->VC++目錄--->包含目錄文件中添加
H:\Program Files\OpenCV2.3.1\build\include
H:\Program Files\OpenCV2.3.1\build\include\opencv
H:\Program Files\OpenCV2.3.1\build\include\opencv2
步驟4::在配置屬性--->VC++目錄--->庫目錄中添加
H:\Program Files\OpenCV2.3.1\build\x86\vc10\lib
步驟5 添加lib庫文件, 在配置debug裏--->項目屬性--->鏈接器--->輸入--->附加依賴庫 裏加上
opencv_core231d.lib
opencv_highgui231d.lib
opencv_video231d.lib
opencv_ml231d.lib
opencv_legacy231d.lib
opencv_imgproc231d.lib
opencv_flann231d.lib
opencv_features2d231d.lib
opencv_calib3d231d.lib
opencv_objdetect231d.lib
opencv_contrib231d.lib
步驟6:在配置release裏--->項目屬性--->鏈接器--->輸入--->附加依賴庫 裏加上
opencv_core231.lib
opencv_highgui231.lib
opencv_video231.lib
opencv_ml231.lib
opencv_legacy231.lib
opencv_imgproc231.lib
opencv_flann231.lib
opencv_features2d231.lib
opencv_calib3d231.lib
opencv_objdetect231.lib
opencv_contrib231.lib
開始簡單的實例:
#include <core/core.hpp> //註意路徑
#include <highgui/highgui.hpp>
#include <iostream>
using namespace cv;
using namespace std;
int main( int argc, char** argv )
{
Mat image;
image = imread("H:\\Image\\lena.jpg"); // Read the file,argv[1];單雙斜杠都可以!
if(! image.data ) // Check for invalid input
{
cout << "Could not open or find the image" << std::endl ;
return -1; //返回-1表示沒有讀取到圖像
}
namedWindow( "Display window", CV_WINDOW_AUTOSIZE );// Create a window for display.
imshow( "Display window", image ); // Show our image inside it.
waitKey(0); // Wait for a keystroke in the window
return 0;
}
補充:
return -1; //返回-1表示沒有讀取到圖像
註意指導手冊還有這樣壹段內容:
if( argc != 2)
{
cout <<" Usage: display_image ImageToLoadAndDisplay" << endl;
return -1;
}
把這段內容刪掉應該就好了的,上面的讀取顯示程序裏就沒有這壹段