halcon脚本基于硬币作为基准估计圆形面积

 根据硬币测试圆形物体面积

    
 * Image Acquisition 01: Code generated by Image Acquisition 01
    
 open_framegrabber ('DirectShow', 1, 1, 0, 0, 0, 0, 'default', 8, 'gray', -1, 'false', 'default', '[1] ', 0, -1, AcqHandle)
    
 grab_image_start (AcqHandle, -1)
    
 dev_close_window ()
    
 dev_open_window (0, 0, 512, 512, 'black', WindowID)
    
 while (true)
    
  grab_image_async (Image, AcqHandle, -1)
    
  gauss_filter (Image, ImageGauss, 7)
    
  threshold (ImageGauss, Regions, 44, 239)
    
  connection (Regions, ConnectedRegions)
    
  fill_up (ConnectedRegions, RegionFillUp)
    
  se