HALCON 查找直线

最新推荐文章于 2024-07-19 01:51:51 发布

armsnow

最新推荐文章于 2024-07-19 01:51:51 发布

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分类专栏： HALCON 文章标签： HALCON 直线

本文链接：https://blog.youkuaiyun.com/armsnow/article/details/79284836

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该代码段展示了如何在HALCON中寻找直线。通过逆变换矩阵、定义直线参数，利用`CreateMetrologyModel`创建度量模型，接着添加直线测量对象，并设置相关参数，如容忍度、阈值和直线直度。然后应用度量模型到图像上，获取结果并清除模型。

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void LineFind(HObject Image, HTuple HomMat2D, HTuple* LineParameter)
{
	HTuple MetrologyHandle, MetrologyLineIndices;
	HTuple RowTransBegin, ColTransBegin, RowTransEnd, ColTransEnd;

	// find
	HomMat2dInvert(HomMat2D, &HomMat2D);
	AffineTransPixel(HomMat2D, HTuple(m_lineFind.sRegion.nRowBegin), 
				   HTuple(m_lineFind.sRegion.nColumnBegin), 
				   &RowTransBegin, &ColTransBegin);
	AffineTransPixel(HomMat2D, HTuple(m_lineFind.sRegion.nRowEnd), 
		                   HTuple(m_lineFind.sRegion.nColumnEnd),
				   &RowTransEnd, &ColTransEnd);

	CreateMetrologyModel(&MetrologyHandle);
	AddMetrologyObjectLineMeasure(MetrologyHandle, RowTransBegin, ColTransBegin,
		                         RowTransEnd, ColTransEnd, m_lineFind.nTolerance, 
					5, 1, m_lineFind.nThreshold, 
		                         HTuple(), HTuple(), &MetrologyLineIndices);
	SetMetrologyObjectParam(MetrologyHandle, MetrologyLineIndices, 
		                   "

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