mirror of http://192.168.1.51:8099/lmh188/twain3
84 lines
2.7 KiB
C
84 lines
2.7 KiB
C
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#ifndef IMAGE_APPLY_AUTO_CROP_H
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#define IMAGE_APPLY_AUTO_CROP_H
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#include "ImageApply.h"
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class CImageApplyAutoCrop : public CImageApply
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{
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public:
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CImageApplyAutoCrop();
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/*
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* isCrop [in]:自动幅面裁剪使能，true自动裁剪，false为固定裁剪
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* isDesaskew [in]:自动纠偏使能，true自动纠偏，false为不纠偏
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* isFillBlank [in]:黑底填充使能，true为填充，false为不填充
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* fixedSize [in]:固定幅面尺寸，当isCrop为false时生效，结果尺寸按fixedSize大小输出，单位像素
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* isConvex [in]:黑底填充时的填充方式,true为凸多边形填充，false为凹多边形填充，默认true
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* isFillColor [in]:黑底填充时采用自适应色彩填充，false为白色填充，true为自适应文稿底色填充，默认false
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* threshold [in]:二值化阈值，取值范围(0, 255)，默认40
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* noise [in]:除噪像素，能够消除noise宽度的背景竖条纹干扰，默认40
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* indent [in]:轮廓缩进，裁剪、纠偏或者黑底填充时，对探索到的纸张轮廓进行缩进indent像素，默认5
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*/
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CImageApplyAutoCrop(bool isCrop, bool isDesaskew, bool isFillBlank, const cv::Size& fixedSize, bool isConvex = true, bool isFillColor = false, double threshold = 40, int noise = 40, int indent = 5);
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virtual ~CImageApplyAutoCrop();
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virtual void apply(cv::Mat& pDib, int side);
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virtual void apply(std::vector<cv::Mat>& mats, bool isTwoSide);
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bool isAutoCrop() { return m_isCrop; }
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bool isFillBlank() { return m_isFillBlank; }
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bool isDesaskew() { return m_isDesaskew; }
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bool isConvexHull() { return m_isConvexHull; }
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double threshold() { return m_threshold; }
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int noise() { return m_noise; }
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int indent() { return m_indent; }
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cv::Size fixedSize() { return m_fixedSize; }
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const std::vector<cv::Point>& maxContour() { return m_maxContour; }
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void setAutoCrop(bool enabled) { m_isCrop = enabled; }
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void setFillBlank(bool enabled) { m_isFillBlank = enabled; }
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void setDesaskew(bool enabled) { m_isDesaskew = enabled; }
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void setConvexHull(bool convex) { m_isConvexHull = convex; }
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void setThreshold(double value) { m_threshold = value; }
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void setNoise(int value) { m_noise = value; }
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void setIndent(int value) { m_indent = value; }
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void setFixedSize(cv::Size size) { m_fixedSize = size; }
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private:
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cv::Scalar getBackGroudColor(const cv::Mat& image, int total);
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uchar getBackGroudChannelMean(const cv::Mat& gray, int total);
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private:
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bool m_isCrop;
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bool m_isDesaskew;
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bool m_isFillBlank;
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bool m_isConvexHull;
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bool m_isFillColor;
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double m_threshold;
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int m_noise;
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int m_indent;
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cv::Size m_fixedSize;
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std::vector<cv::Point> m_maxContour;
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};
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#endif // !IMAGE_APPLY_AUTO_CROP_H
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