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remove opencv_contrib dependancy from planar_tracking.cpp

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This commit is contained in:
berak
2016-03-19 09:55:18 +01:00
parent fbc221d334
commit e0c65499fd
3 changed files with 77 additions and 45 deletions
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55
samples/cpp/tutorial_code/features2D/AKAZE_tracking/utils.h
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@@ -12,6 +12,7 @@ void drawBoundingBox(Mat image, vector<Point2f> bb);
void drawStatistics(Mat image, const Stats& stats);
void printStatistics(string name, Stats stats);
vector<Point2f> Points(vector<KeyPoint> keypoints);
Rect2d selectROI(const String &video_name, const Mat &frame);
void drawBoundingBox(Mat image, vector<Point2f> bb)
{
@@ -56,4 +57,58 @@ vector<Point2f> Points(vector<KeyPoint> keypoints)
return res;
}
Rect2d selectROI(const String &video_name, const Mat &frame)
{
struct Data
{
Point center;
Rect2d box;
static void mouseHandler(int event, int x, int y, int flags, void *param)
{
Data *data = (Data*)param;
switch( event )
{
// start to select the bounding box
case EVENT_LBUTTONDOWN:
data->box = cvRect( x, y, 0, 0 );
data->center = Point2f((float)x,(float)y);
break;
// update the selected bounding box
case EVENT_MOUSEMOVE:
if(flags == 1)
{
data->box.width = 2 * (x - data->center.x);
data->box.height = 2 * (y - data->center.y);
data->box.x = data->center.x - data->box.width / 2.0;
data->box.y = data->center.y - data->box.height / 2.0;
}
break;
// cleaning up the selected bounding box
case EVENT_LBUTTONUP:
if( data->box.width < 0 )
{
data->box.x += data->box.width;
data->box.width *= -1;
}
if( data->box.height < 0 )
{
data->box.y += data->box.height;
data->box.height *= -1;
}
break;
}
}
} data;
setMouseCallback(video_name, Data::mouseHandler, &data);
while(waitKey(1) < 0)
{
Mat draw = frame.clone();
rectangle(draw, data.box, Scalar(255,0,0), 2, 1);
imshow(video_name, draw);
}
return data.box;
}
#endif // UTILS_H