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JayYangSS
TrafficSign_LightDetection
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TrafficSign_LightDetection
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BoxDetect.cpp
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master
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TrafficSign_LightDetection
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BoxDetect.cpp
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#include"traffic.h"
void BoxDetect(Mat src_test,HOGDescriptor &myHOG,vector<Rect> &found_filtered)
{
vector<Rect> found;
cout<<"进行多尺度HOG交通灯检测"<<endl;
myHOG.detectMultiScale(src_test, found,0.5,Size(4,4), Size(0,0), 1.05, 2);//对图片进行多尺度行人检测
cout<<"找到的矩形框个数:"<<found.size()<<endl;
//找出所有没有嵌套的矩形框r,并放入found_filtered中,如果有嵌套的话,则取外面最大的那个矩形框放入found_filtered中
for(int i=0; i < found.size(); i++)
{
Rect r = found[i];
int j=0;
for(; j < found.size(); j++)
if(j != i && (r & found[j]) == r)
break;
if( j == found.size())
found_filtered.push_back(r);
}
//画矩形框,因为hog检测出的矩形框比实际人体框要稍微大些,所以这里需要做一些调整
for(int i=0; i<found_filtered.size(); i++)
{
Rect r = found_filtered[i];
r.x += cvRound(r.width*0.1);
r.width = cvRound(r.width*0.8);
r.y += cvRound(r.height*0.07);
r.height = cvRound(r.height*0.8);
// rectangle(src_test, r.tl(), r.br(), Scalar(0,255,0), 1);
rectangle(src_test, r.tl(), r.br(), Scalar(0,255,0), 2);//tl()返回左上角点坐标,br()返回右下角点坐标
}
imshow("src",src_test);
waitKey(20);//注意:imshow之后必须加waitKey,否则无法显示图像
}
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