halcon-equ_histo_image直方图均衡化[作用：增强对比度]

在HDevelop中

5.png

 

read_image (Image, 'D:/bb/tu/5.png')


equ_histo_image (Image, ImageEquHisto) *直方图均衡化
*作用：增强对比度

dev_open_window(0,0,546,370,'black',WindowHandle)
dev_display(Image)
dev_open_window(0,0,546,370,'black',WindowHandle1)
dev_display(ImageEquHisto)

 

在QtCreator中

    HObject  ho_Image, ho_ImageEquHisto;
    HTuple  hv_WindowHandle;

    ReadImage(&ho_Image, "D:/bb/tu/5.png");
    EquHistoImage(ho_Image, &ho_ImageEquHisto);
      //直方图均衡化
      //作用：增强对比度

    SetWindowAttr("background_color","black");
    OpenWindow(0,0,546,370,0,"visible","",&hv_WindowHandle);

    DispObj(ho_ImageEquHisto, hv_WindowHandle);