halcon-gen_region_points獲取點區域
阿新 • • 發佈:2022-03-08
在HDevelop中
dev_open_window (0, 0, 300, 300, 'black', WindowHandle) gen_region_points (Region1, [100,100,100,100,100,100], [100,101,102,103,104,105]) *獲取點區域 *引數1:輸出區域 *引數2:點的y座標 *引數3:點的x座標 dev_display(Region1)
在Qt Creator中
HObject ho_Image, ho_Image1, ho_Region, ho_RegionComplement; HTuple hv_Width, hv_Height, hv_WindowHandle; HTuple hv_WindowHandle1;
ReadImage(&ho_Image, "D:/bb/tu/4.jpg"); Rgb1ToGray(ho_Image, &ho_Image1); //將RGB影象轉換為灰度影象 Threshold(ho_Image1, &ho_Region, 80, 90); Complement(ho_Region, &ho_RegionComplement); //區域的補集--獲取引數1之外的區域 GetImageSize(ho_Image1, &hv_Width, &hv_Height); SetWindowAttr("background_color","black"); OpenWindow(10,100,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_RegionComplement, HDevWindowStack::GetActive());