2022-07-29 08:41:34 +00:00
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/*
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* ====================================================
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* 功能:通道提取,又名除色。可提取BGR图像中的单个通道、两种通道的混合以及去除彩色像素的图像,目标图像均为灰度图
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* 作者:刘丁维
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2023-07-31 10:55:31 +00:00
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* 生成时间:2020/04/21
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* 最近修改时间:v1.0 2020/04/21
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v1.1 2020/06/11 在除红时,增加对比度,提高除色效果。
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v1.2 2020/07/21 修正之前增强红绿蓝效果的色彩配比。
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v1.3 2021/05/24 替换红色增强算法方案。
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v1.4 2023/03/01 增加Red_Plus、Green_Plus和Blue_Plus模式。取消使用CImageApplyAdjustColors增强通道。
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v1.5 2023/03/16 可自定义Red_Plus、Green_Plus和Blue_Plus除色增强比例。
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v1.5.1 2023/03/16 修复通道切换的BUG。
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* 版本号:v1.5.1
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* ====================================================
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*/
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#ifndef IMAGE_APPLY_CHANNEL_H
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#define IMAGE_APPLY_CHANNEL_H
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#include "ImageApply.h"
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class GIMGPROC_LIBRARY_API CImageApplyChannel : public CImageApply
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{
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public:
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typedef enum channel
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{
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Red_Plus, //增强红色通道
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Green_Plus, //增强绿色通道
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Blue_Plus, //增强蓝色通道
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All, //去除所有HSV色彩结构中,S大于80的色彩
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Invalid, //无效
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Except_Red, //绿蓝色通道混合
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Except_Green, //红蓝色通道混合
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Except_Blue, //红绿色通道混合
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Red, //红色通道
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Green, //绿色通道
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Blue, //蓝色通道
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}Channel;
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public:
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CImageApplyChannel();
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/// <summary>
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/// 构造函数
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/// 默认Red_Plus时,m_scale = 0.333333;Green_Plus时, m_scale = 1;Blue_Plus时 m_scale = 1
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/// </summary>
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/// <param name="channel">通道模式</param>
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CImageApplyChannel(Channel channel);
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/// <summary>
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/// 构造函数
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/// </summary>
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/// <param name="channel">通道模式</param>
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/// <param name="scale">仅在Red_Plus、 Green_Plus、 Blue_Plus模式下生效。增强除色效果,取值范围[0, +∞),值越大增强效果越明显</param>
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CImageApplyChannel(Channel channel, double scale);
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virtual ~CImageApplyChannel(void);
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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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private:
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void except_channel(const cv::Mat& src, cv::Mat& dst, int channel);
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void colourless(const cv::Mat& src, cv::Mat& dst, uchar threshold = 80);
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void channel_plus(const cv::Mat& src, cv::Mat& dst, int channel, double scale);
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private:
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Channel m_channel;
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double m_scale;
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};
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#endif // !IMAGE_APPLY_CHANNEL_H
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