在HDevelop中

read_image (Image, 'D:/bb/tu/4.jpg')
rgb1_to_gray(Image,Image1)
threshold (Image1, Region,[80,87,206,195] , [90,100, 228,205])

remove_obj (Region, ObjectsReduced, 4)
*在區域集中移除某個區域
*引數1：區域集
*引數2：輸出區域
*引數3：要移除的區域索引

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(ObjectsReduced)

在QtCreator中

  HObject  ho_Image, ho_Image1, ho_Region, ho_ObjectsReduced;
  HTuple  hv_Width, hv_Height, hv_WindowHandle;
  HTuple  hv_WindowHandle1;

  ReadImage(&ho_Image, "
 
D:/bb/tu/4.jpg");
  Rgb1ToGray(ho_Image, &ho_Image1);
  Threshold(ho_Image1, &ho_Region, (((HTuple(80).Append(87)).Append(206)).Append(195)), 
      (((HTuple(90).Append(100)).Append(228)).Append(205)));

  RemoveObj(ho_Region, &ho_ObjectsReduced, 4);
  //在區域集中移除某個區域
  //引數1：區域集
  //引數2：輸出區域
  //引數3：要移除的區域索引
 


  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_ObjectsReduced, HDevWindowStack::GetActive());