Halcon快速入门笔记14

read_image (Image1, ‘I:/Halcon练习/练习14/1.png’)

get_image_size(Image1, Width, Height)

dev_close_window()

​dev_open_window(0, 0, Width/2, Height/2, ‘black’, WindowHandle)

dev_display(Image1)

*框选ROI区域

draw_rectangle1(WindowHandle, Row1, Column1, Row2, Column2)

gen_rectangle1(Rectangle, Row1, Column1, Row2, Column2)

*图像处理

reduce_domain(Image1, Rectangle, ImageReduced)

mean_image(ImageReduced, ImageMean, 21, 21)

dyn_threshold (ImageReduced, ImageMean, RegionDynThresh, 5, ‘light’)

*connection(RegionDynThresh, ConnectedRegions)