<?xml version="1.0" encoding="UTF-8"?>
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<hdevelop file_version="1.1" halcon_version="12.0">
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<procedure name="FilterValue">
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<interface>
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<io>
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<par name="ROI_calc" base_type="iconic" dimension="0"/>
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<par name="ImagePart" base_type="iconic" dimension="0"/>
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</io>
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<ic>
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<par name="Low" base_type="ctrl" dimension="0"/>
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<par name="High" base_type="ctrl" dimension="0"/>
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</ic>
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<oc>
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<par name="result" base_type="ctrl" dimension="0"/>
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</oc>
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</interface>
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<body>
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<c>*滤值函数</c>
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<l>if (Low + High > 100)</l>
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<l> throw ('Filt is illegal')</l>
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<l> return ()</l>
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<l>endif</l>
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<c></c>
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<l>if (Low > 50)</l>
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<l> min_max_gray (ROI_calc, ImagePart, 100 - Low, Min, LowGray, Range)</l>
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<l> min_max_gray (ROI_calc, ImagePart, High, Min, HighGray, Range)</l>
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<l>elseif (High > 50)</l>
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<l> min_max_gray (ROI_calc, ImagePart, Low, LowGray, Max, Range)</l>
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<l> min_max_gray (ROI_calc, ImagePart, 100 - High, HighGray, Max, Range)</l>
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<l>else</l>
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<l> min_max_gray (ROI_calc, ImagePart, Low, LowGray, Max, Range)</l>
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<l> min_max_gray (ROI_calc, ImagePart, High, Min, HighGray, Range)</l>
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<l>endif</l>
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<c></c>
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<l>reduce_domain (ImagePart, ROI_calc, ImageReduced) </l>
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<l>threshold (ImageReduced, Region, LowGray, HighGray)</l>
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<l>min_max_gray (Region, ImageReduced, 50, result, Max, Range)</l>
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<c></c>
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<l>return ()</l>
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<c></c>
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</body>
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<docu id="FilterValue">
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<parameters>
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<parameter id="High"/>
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<parameter id="ImagePart"/>
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<parameter id="Low"/>
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<parameter id="ROI_calc"/>
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<parameter id="result"/>
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</parameters>
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</docu>
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</procedure>
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</hdevelop>
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