www.pudn.com > MyImageDB(imageobject).rar > MyTexture.h

// MyTexture.h: interface for the CMyTexture class. 
// 
////////////////////////////////////////////////////////////////////// 
 
#if !defined(AFX_MYTEXTURE_H__799334D4_CC09_4595_9BD6_2DA2E3705954__INCLUDED_) 
#define AFX_MYTEXTURE_H__799334D4_CC09_4595_9BD6_2DA2E3705954__INCLUDED_ 
 
#if _MSC_VER > 1000 
#pragma once 
#endif //_MSC_VER > 1000 
#include "mymath.h" 
 
#define NEIRADIUS 8 
 
typedef struct tagDirectionHis{ 
	FLOAT sita; 
	INT count; 
}DirectionHis; 
 
class CMyTexture   
{ 
public: 
	CMyTexture(); 
	virtual ~CMyTexture(); 
	FLOAT CalcuEntropy(BYTE* inMatrix, INT width, INT height);//计算输入图像块信息熵； 
	BOOL GetDirection(BYTE* inMatrix, INT width, INT height, INT& direction, FLOAT& itensity);//计算输入块的方向, 输出direction表示四个方向之一，itensity表示强度； 
	BOOL GetDirectionReal(BYTE* inMatrix, INT width, INT height, FLOAT& direction, FLOAT& itensity, FLOAT& err);//计算输入块的方向, direction方向，itensity强度, err方差； 
	FLOAT CalcuDisBetweenDHis(DirectionHis* his1, DirectionHis* his2, INT binCounts);//计算两个方向直方图间的欧氏距离； 
	BOOL CalcuDirectionHis(BYTE* inMatrix, INT width, INT height, DirectionHis** outHis, INT& binsInHis);//计算输入块的方向直方图，如有明确方向，则返回TRUE，否则返回FALSE；； 
 
private: 
	MyMath myMath; 
	 
private: 
    void CMyTexture::GetGradient(BYTE* image, INT width, INT height 
		, FLOAT* deltar, FLOAT* deltasita);//得到输入块梯度； 
 
}; 
 
#endif // !defined(AFX_MYTEXTURE_H__799334D4_CC09_4595_9BD6_2DA2E3705954__INCLUDED_)