//将RGB三通道数据转化为HSV色彩空间的三通道图像数据 //HSV：看 TransFromRgb(ho_Red, ho_Green, ho_Blue, &ho_Hue, &ho_Saturation, &ho_Intensity, "hsv");

//对HSV图像中的饱和度通道进行阈值操作 Threshold(ho_Saturation, &ho_HighSaturation, 200, 255);

//获取上述阈值操作后区域中的色调通道图像数据 ReduceDomain(ho_Hue, ho_HighSaturation, &ho_HueHighSaturation);

//对上述色调通道图像数据进行阈值处理 Threshold(ho_HueHighSaturation, &ho_Yellow, 20, 30);

//寻找连通域 Connection(ho_Yellow, &ho_ConnectedRegions);

//保留ConnectedRegions里的最大的区域 SelectShapeStd(ho_ConnectedRegions, &ho_SelectedRegions, "max_area", 0);

//对SelectedRegions进行闭运算操作 ClosingCircle(ho_SelectedRegions, &ho_Yellow, 3.5);

//将Yellow区域里的图像剪切出来 ReduceDomain(ho_Image, ho_Yellow, &ho_ImageReduced);

SetWindowAttr("background_color","black"); OpenWindow(10,10,hv_Width,hv_Height,0,"visible","",&hv_WindowHandle); HDevWindowStack::Push(hv_WindowHandle); if (HDevWindowStack::IsOpen()) DispObj(ho_ImageReduced, HDevWindowStack::GetActive());