halcon对比度增强 emphasize

open_framegrabber ('GigEVision2', 0, 0, 0, 0, 0, 0, 'progressive', -1, 'default', -1, 'false', 'default', 'b0b35368a72b_GEV_MVCS00410GM', 0, -1, AcqHandle)
grab_image_start (AcqHandle, -1)

while (true)
    grab_image_async (Image, AcqHandle, -1)
    dev_open_window (0, 0, 512, 512, 'black', WindowHandle)
    dev_display (Image)
    wait_seconds (1)
    emphasize (Image, ImageEmphasize, 10, 10, 1) 
     wait_seconds (1)
    dev_open_window (0, 700, 512, 512, 'green', WindowHandle)
    dev_display (ImageEmphasize)
*     wait_seconds (3)
endwhile