halcon-invert_image圖像取反

在HDevelop中

2.png

 

 

dev_open_window(10,10,193,143,'black',WindowHandle)
read_image (Image, 'D:/bb/tu/2.png')

invert_image (Image, ImageInvert)
*圖像取反：g'=255-g
*參數1：輸入圖像
*參數2：保存取反后的圖像

dev_display (ImageInvert)

 

 

在QtCreator中

    HObject  ho_Image, ho_ImageInvert;
    HTuple  hv_WindowHandle;

    SetWindowAttr("background_color","black");
    OpenWindow(10,10,193,143,0,"visible","",&hv_WindowHandle);

    ReadImage(&ho_Image, "D:/bb/tu/2.png");
    InvertImage(ho_Image, &ho_ImageInvert);
      //圖像取反：g'=255-g
      //參數1：輸入圖像
      //參數2：保存取反后的圖像

    DispObj(ho_ImageInvert, hv_WindowHandle);