【Halcon】二维物体识别ball_seq.hdev

最新推荐文章于 2025-07-11 19:54:12 发布

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本文详细介绍了图像处理与分析的算法应用，包括窗口关闭、读取图像、获取图像尺寸、打开窗口、设置绘图参数、显示图像、灰度级最小最大值、阈值化、形状转换等操作，并通过实例展示了从原始图像中筛选、提取和分析关键信息的过程。

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dev_close_window()
read_image(Bond, 'die_04')
get_image_size(Bond, Width, Height)
dev_open_window(0, 0, Width, Height, 'black', WindowHandle)
dev_set_draw ('margin')
dev_set_line_width(2)

dev_display(Bond)
min_max_gray(Bond, Bond, 0, Min, Max, Range)
threshold(Bond, Bright, Max-80, 255)
shape_trans (Bright, Die, 'rectangle2')
dev_display(Bright)
dev_display(Die)
reduce_domain(Bond, Die, DieGray)
min_max_gray(Die, Bond, 0, Min, Max, Range)
threshold(DieGray, Wires, 0, Min+30)

fill_up_shape(Wires, WiresFillUp, 'area', 1, 100)
opening_circle(WiresFillUp, Balls, 9.5)
connection(Balls, SingleBalls)
select_shape_std (SingleBalls, Rect, 'rectangle1', 90)
difference(SingleBalls, Rect, IntermediateBalls)
gen_empty_region(Forbidden)
expand_gray (IntermediateBalls, Bond, Forbidden, RegionExpand, 4, 'image', 6)

opening_circle(RegionExpand, RoundBalls, 15.5)
sort_region (RoundBalls, FinalBalls, 'first_point', 'true', 'column')
smallest_circle(FinalBalls, Row, Column, Radius)

NumBalls := |Radius|
Diameter := 2*Radius
meanDiameter := sum(Diameter)/NumBalls
mimDiameter  := min(Diameter)
dev_display(RoundBalls)