halcon-smallest_rectangle1返回最小外接正矩形数据
2022/3/10 6:44:39
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在HDevelop中
read_image (Image, 'D:/bb/tu/5.jpg') rgb1_to_gray(Image,Image1) threshold (Image1, Region,[75] , [90]) smallest_rectangle1 (Region, Row1, Column1, Row2, Column2) *返回最小外接正矩形数据 *参数1:输入区域 *参数2:左上角点的行坐标-y坐标 *参数3:左上角点的列坐标-x坐标 *参数4:右上角点的行坐标-y坐标 *参数5:右上角点的列坐标-x坐标 gen_rectangle1 (Rectangle, Row1, Column1, Row2, Column2) get_image_size (Image1, Width, Height) dev_open_window(10,10,Width, Height,'black',WindowHandle) dev_display(Region) dev_open_window(10,100,Width, Height,'black',WindowHandle1) dev_display(Rectangle)
在QtCreator中
HObject ho_Image, ho_Image1, ho_Region, ho_Rectangle; HTuple hv_Row1, hv_Column1, hv_Row2, hv_Column2; HTuple hv_Width, hv_Height, hv_WindowHandle, hv_WindowHandle1;
ReadImage(&ho_Image, "D:/bb/tu/5.jpg"); Rgb1ToGray(ho_Image, &ho_Image1); Threshold(ho_Image1, &ho_Region, 75, 90); SmallestRectangle1(ho_Region, &hv_Row1, &hv_Column1, &hv_Row2, &hv_Column2); //返回最小外接正矩形数据 //参数1:输入区域 //参数2:左上角点的行坐标-y坐标 //参数3:左上角点的列坐标-x坐标 //参数4:右上角点的行坐标-y坐标 //参数5:右上角点的列坐标-x坐标 GenRectangle1(&ho_Rectangle, hv_Row1, hv_Column1, hv_Row2, hv_Column2); GetImageSize(ho_Image1, &hv_Width, &hv_Height); SetWindowAttr("background_color","black"); OpenWindow(10,10,hv_Width,hv_Height,0,"visible","",&hv_WindowHandle); HDevWindowStack::Push(hv_WindowHandle); if (HDevWindowStack::IsOpen()) DispObj(ho_Region, HDevWindowStack::GetActive()); SetWindowAttr("background_color","black"); OpenWindow(10,100,hv_Width,hv_Height,0,"visible","",&hv_WindowHandle1); HDevWindowStack::Push(hv_WindowHandle1); if (HDevWindowStack::IsOpen()) DispObj(ho_Rectangle, HDevWindowStack::GetActive());
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