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2016. 9. 28. 10:09
[OpenCV] 마우스 콜백 예제 (Example of Mouse Callback)
2016. 8. 17. 16:13
#include <opencv2/opencv.hpp>
using namespace cv;
#include <iostream>
using namespace std;
#define STR_WINDOW "Window"
void mouseEvent(int evt, int x, int y, int flags, void *param){
Mat *img = (Mat *)param;
if ( evt == CV_EVENT_LBUTTONDOWN ){
printf("(%04d, %04d) : %03d, %03d, %03d\n", x, y,
(int)(*img).at<Vec3b>(y,x)[0],
(int)(*img).at<Vec3b>(y,x)[1],
(int)(*img).at<Vec3b>(y,x)[2]);
}
}
int main(){
Mat image = imread( your image path );
if ( image.empty() ){
cout << "Error loading the image" <<endl;
return -1;
}
namedWindow(STR_WINDOW, 1);
setMouseCallback(STR_WINDOW, mouseEvent, &image);
imshow(STR_WINDOW, image);
waitKey(0);
return 0;
}
<< result >>
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[Python] Reserved Words
2016. 8. 16. 21:47
- and
- as
- assert
- break
- class
- continue
- def
- del
- elif
- else
- except
- exec
- finally
- for
- from
- global
- if
- import
- in
- is
- lambda
- Not
- or
- pass
- raise
- return
- try
- while
- with
- yield
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