From 2ef78fa3ad447a6941f7e542064897b68fd2688d Mon Sep 17 00:00:00 2001
From: Aylen Ricca <aricca@fing.edu.uy>
Date: Mon, 28 Jul 2014 01:41:40 -0300
Subject: [PATCH] uploading sample corners
---
samples/CMakeLists.txt | 3 +++
samples/Corners.cpp | 39 +++++++++++++++++++++++++++++++++++++++
2 files changed, 42 insertions(+)
create mode 100644 samples/Corners.cpp
diff --git a/samples/CMakeLists.txt b/samples/CMakeLists.txt
index 777eb98..8803b02 100644
--- a/samples/CMakeLists.txt
+++ b/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} )
diff --git a/samples/Corners.cpp b/samples/Corners.cpp
new file mode 100644
index 0000000..2b3e111
--- /dev/null
+++ b/samples/Corners.cpp
@@ -0,0 +1,39 @@
+#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;
+}
--
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