基于Halcon螺丝缺口检测

read_image (Image11, 'C:/Users/86131/Desktop/11.png')
threshold (Image11, Region, 250, 255)
connection (Region, ConnectedRegions)
select_shape (ConnectedRegions, SelectedRegions, 'roundness', 'and', 0.8, 99999)
shape_trans (SelectedRegions, RegionTrans, 'outer_circle')
fill_up (SelectedRegions, RegionFillUp)
erosion_circle (RegionTrans, RegionErosion, 3.5)
difference (RegionErosion, RegionFillUp, RegionDifference)

read_image (Image1, '1.png')
sobel_amp (Image1, EdgeAmplitude, 'sum_abs', 3)
threshold (EdgeAmplitude, Region1, 80, 255)
connection (Region1, ConnectedRegions1)
select_shape (ConnectedRegions1, SelectedRegions2, 'outer_radius', 'and', 50, 70)
opening_circle (SelectedRegions2, RegionOpening1, 1)
gen_contour_region_xld (RegionOpening1, Contours, 'border_holes')
select_obj (Contours, ObjectSelected,2)
gen_region_contour_xld (ObjectSelected, Result1, 'filled')
shape_trans (Result1, Result2, 'outer_circle')
difference (Result2, Result1, RegionDifference)
opening_circle (RegionDifference, RegionOpening, 1.2)
connection (RegionOpening, ConnectedRegions)
select_shape_std (ConnectedRegions, Result3, 'max_area', 70)
dev_display (Image1)
dev_set_draw ('margin')
dev_set_color ('blue')
dev_display (Result1)
dev_set_color ('yellow')
dev_display (Result2)
dev_set_color ('red')
dev_display (Result3)
提取区域