81 lines
1.8 KiB
C++
81 lines
1.8 KiB
C++
#ifndef _HK_MAPPING_H_
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#define _HK_MAPPING_H_
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/***************************************************************************/
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// hk 629调光模块
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// 主要包括：HK在629中压缩板调光
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// 建立时间：2024.10.31 gy
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/**************************************************************************/
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#include <stdlib.h>
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#include <stdio.h>
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//直方图统计的灰度总数
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#define TOTAL_GRAYLEVEL (16384)
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//UI用户调光可调参数，界面输入参数
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typedef struct tagMappingInputParam
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{
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//调光参数，界面可调
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int nRightDiscard; // 右抛点百分比%
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int nLeftDiscard; // 左抛点百分比%
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float fContrast; // 新增变量，界面上可修改，默认为3.0，20250423
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}MappingInputParam;
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// 调光增强输出参数，界面不显示
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typedef struct tagMappingOut
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{
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int Y16_Range; // Y16图像动态范围
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int Y16_Max; // Y16图像抛点后的最大值
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int Y16_Min; // Y16图像抛点后的最小值
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int Y16_Mean; // Y16图像均值
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}MappingOut;
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//BBHE调光算法类
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class __declspec(dllexport) HK_Mapping
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{
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public:
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HK_Mapping(int nWidth, int nHeight);
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~HK_Mapping();
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void HKmappingParamInit(MappingInputParam *pstMappingPara, MappingOut *pstMappingOutPara);
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void HK_LineMapping(unsigned short *pusSrc, unsigned char * pucDst, int nWidth, int nHeight, MappingOut &g_sMixMapOut);
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// 新增调光，固定对比度的线性调光，20250423
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void LineMappingKC(unsigned short* pusSrc, unsigned char* pucDst, int nWidth, int nHeight, MappingOut& g_sMixMapOut);
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private:
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void GetHistMaxMin(unsigned short *pSrc, int nWidth, int nHeight);
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private:
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//直方图统计得到的结果
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int *m_pHist;
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//当前场线性调光抛点最小值
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int m_nMin;
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//当前场线性调光抛点最大值
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int m_nMax;
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//当前场均值
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int m_nY16Mean;
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//抛点后Y16动态范
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int m_nY16Range;
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int m_nMapRange;
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int m_nRightDiscard;
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int m_nLeftDiscard;
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int m_nStdThresh;
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float m_fContrast;
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};
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#endif
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