code_device/hgdriver/ImageProcess/ImageApplyAutoCrop.h

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/*
* ====================================================
*
*
* 2020/4/21
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* 2020/4/21 v1.0
2020/7/22 v1.1 maxContourPC端暂时无需使用_
2020/10/16 v1.2 BUG
2020/10/28 v1.2.1 BUG
2020/10/28 v1.2.2 BUG
2020/10/29 v1.2.3 0°_
2020/11/30 v1.3.0 稿
2021/06/18 v1.3.1 noise
2021/07/01 v1.3.2 BUG
2021/07/08 v1.3.3
2021/07/08 v1.3.4
2021/07/09 v1.3.5 normalCrop机制m_isCrop m_isDesaskew m_isFillBlank均为false时可选用
2021/07/13 v1.3.6 normalCrop逻辑normalCrop为true时m_isCrop m_isDesaskew m_isFillBlank失效
2021/07/19 v1.3.7 仿INTER_LINEAR
2021/07/22 v1.3.8 BUG
2021/08/02 v1.3.9
2021/10/08 v1.3.10
2021/10/19 v1.3.11 0
2021/10/19 v1.3.12
2022/04/24 v1.4
2022/05/03 v1.4.1
2022/06/09 v1.4.2 稿threshold值0.5
2022/10/31 v1.5 DPI缩放参数fx,fy
2022/11/19 v1.5.1 稿BUG
2022/11/19 v1.5.2 稿BUG
2023/03/17 v1.5.3 kSize可能为0的BUG
2023/04/19 v1.5.4
2023/05/15 v1.5.5 稿
2023/05/23 v1.5.6 BUG
2023/11/02 v1.6
2023/12/05 v1.6.1 BUG
2023/12/06 v1.6.2 BUG
2023/12/07 v1.6.3 BUG
* v1.6.3
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* ====================================================
*/
#ifndef IMAGE_APPLY_AUTO_CROP_H
#define IMAGE_APPLY_AUTO_CROP_H
#include "ImageApply.h"
class GIMGPROC_LIBRARY_API CImageApplyAutoCrop : public CImageApply
{
public:
CImageApplyAutoCrop();
/// <summary>
/// 构造函数
/// </summary>
/// <param name="isCrop">自动幅面裁剪使能true自动裁剪false为固定裁切</param>
/// <param name="isDesaskew">自动纠偏使能true自动纠偏false为不纠偏</param>
/// <param name="isFillBlank">黑底填充使能true为填充false为不填充</param>
/// <param name="fixedSize">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</param>
/// <param name="isConvex">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</param>
/// <param name="isFillColor">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</param>
/// <param name="threshold">二值化阈值,取值范囿[-1, 255]默认40。当threshold<0时采用根据背景自适应二值化。</param>
/// <param name="noise">除噪像素能够消除noise宽度的背景竖条纹干扰默认8。</param>
/// <param name="indent">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8</param>
/// <param name="normalCrop">为true时m_isCrop m_isDesaskew m_isFillBlank失效固定裁切采用最传统的裁切方式默认false</param>
/// <param name="fx">横向缩放比例。默认1.0</param>
/// <param name="fy">纵向缩放比例。默认1.0</param>
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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 = 8, int indent = 5, bool normalCrop = false, double fx = 1.0, double fy = 1.0);
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virtual ~CImageApplyAutoCrop();
virtual void apply(cv::Mat& pDib, int side);
virtual void apply(std::vector<cv::Mat>& mats, bool isTwoSide);
bool isAutoCrop() { return m_isCrop; }
bool isFillBlank() { return m_isFillBlank; }
bool isDesaskew() { return m_isDesaskew; }
bool isConvexHull() { return m_isConvexHull; }
cv::RotatedRect getROI() { return m_rect; }
double threshold() { return m_threshold; }
int noise() { return m_noise; }
int indent() { return m_indent; }
cv::Size fixedSize() { return m_fixedSize; }
const std::vector<cv::Point>& maxContour() { return m_maxContour; }
void setAutoCrop(bool enabled) { m_isCrop = enabled; }
void setFillBlank(bool enabled) { m_isFillBlank = enabled; }
void setDesaskew(bool enabled) { m_isDesaskew = enabled; }
void setConvexHull(bool convex) { m_isConvexHull = convex; }
void setThreshold(double value) { m_threshold = value; }
void setNoise(int value) { m_noise = value; }
void setIndent(int value) { m_indent = value; }
void setFixedSize(cv::Size size) { m_fixedSize = size; }
static void autoCrop_desaskew_fillBlank(cv::Mat& src, cv::Mat& dst, bool isAutoCrop, bool isDesaskew, bool isFillBlank, int dWidth, int dHeight,
bool isConvex = true, bool isColorBlank = false, double threshold = 40, int noise = 8, int indent = 5, bool isNormalCrop = false,
double fx = 1.0, double fy = 1.0);
private:
static void myWarpAffine(cv::InputArray _src, cv::OutputArray _dst, cv::InputArray _M0, cv::Size dsize, int flags, int borderType, const cv::Scalar& borderValue);
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private:
bool m_isCrop;
bool m_isDesaskew;
bool m_isFillBlank;
bool m_isConvexHull;
bool m_isFillColor;
double m_threshold;
int m_noise;
int m_indent;
bool m_normalCrop; //为true且m_isCrop m_isDesaskew m_isFillBlank均为false时生效固定裁切采用最传统的裁切方弿
cv::Size m_fixedSize;
cv::RotatedRect m_rect;
std::vector<cv::RotatedRect> m_rects;
std::vector<cv::Point> m_maxContour;
double m_fx;
double m_fy;
};
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#endif // !IMAGE_APPLY_AUTO_CROP_H