uploading sample corners

samples/CMakeLists.txt

@@ -3,3 +3,6 @@ project( SubsBackground )
 find_package( OpenCV REQUIRED )
 add_executable( SubsBackground SubsBackground.cpp )
 target_link_libraries( SubsBackground ${OpenCV_LIBS} )
+project( Corners )
+add_executable( Corners Corners.cpp )
+target_link_libraries( Corners ${OpenCV_LIBS} )

samples/Corners.cpp

+#include <string>
+#include <iostream>
+#include <vector>
+#include "opencv2/opencv.hpp"
+using namespace std;
+using namespace cv;
+//----------------------------------------------------------
+// MAIN
+//----------------------------------------------------------
+int main(int argc, char* argv[])
+{
+    // src image
+    Mat src;
+    // dst image
+    Mat dst;
+    // Image loading
+    namedWindow("result");
+    namedWindow("src");
+    src=imread("image.png",0);    
+
+    cv::cvtColor(src,dst,cv::COLOR_GRAY2BGR);
+
+    Mat corners;
+    cv::goodFeaturesToTrack(src,corners,100,0.01,20.0);
+
+    for(int i=0;i<corners.rows;++i)
+    {
+        circle(dst,cv::Point(corners.at<float>(i,0),corners.at<float>(i,1)),3,Scalar(255,0,0),-1,CV_AA);
+    }
+
+    imshow("src",src);
+    imshow("result",dst);
+    //----------------------------------------------------------
+    // Wait key press
+    //----------------------------------------------------------
+    while (waitKey(0) != 'q');
+    destroyAllWindows();
+    return 0;
+}