mirror of http://192.168.1.51:8099/lmh188/twain3
57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
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/*
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* ====================================================
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* 功能：折角检测。检测原理：计算纸张的理论四角顶点，到实际轮廓最小距离。当任意顶点到轮廓最小距离超过阈值，则判定为折角
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* 作者：刘丁维
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* 生成时间：2020/10/30
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* 最近修改时间：2020/10/30
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* 版本号：v1.0
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* ====================================================
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*/
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#ifndef IMAGE_APPLY_DOGEAR_DETECTION_H
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#define IMAGE_APPLY_DOGEAR_DETECTION_H
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#include "ImageApply.h"
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class CImageApplyDogEarDetection :public CImageApply
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{
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public:
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/// <summary>
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/// 折角检测默认构造函数，threshold = 40， zoom = 1.0， distance = 50
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/// </summary>
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CImageApplyDogEarDetection();
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/// <summary>
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/// 折角检测构造函数
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/// </summary>
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/// <param name="threshlod">二值化阈值</param>
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/// <param name="zoom">原图缩放比例，对于大尺寸图像而言通过zoom缩小图像可减少计算量。默认值1.0（不缩放）</param>
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/// <param name="distance">理论顶点到实际轮廓最小距离的阈值，大于该阈值则判定为折角，默认值50（像素）</param>
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CImageApplyDogEarDetection(double threshlod, double zoom = 1.0, double distance = 50);
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virtual ~CImageApplyDogEarDetection(void);
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/// <summary>
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/// 获取检测结果。该函数须在调用apply之后使用。
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/// </summary>
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/// <returns>true为折角，false为不折角</returns>
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inline bool getResult() { return m_result; }
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virtual void apply(cv::Mat& pDib, int side);
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private:
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virtual void apply(std::vector<cv::Mat>& mats, bool isTwoSide);
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private:
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double m_threshold;
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double m_zoom;
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double m_distance;
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bool m_result;
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};
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#endif // IMAGE_APPLY_DOGEAR_DETECTION_H
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