jpeg.h

来自「程序在visual c＋＋环境下实现了图像按照输入参数进行平移旋转和在水平垂直方」· C头文件 代码 · 共 60 行

//
//
//
/////////////////////////////////////////////////////////////
#ifndef AFX_JPEG_H_001
#define AFX_JPEG_H_001


#include "CDibImage.h"


class CJpeg
{
public:
	CJpeg();
	virtual ~CJpeg();

public:
	//funtion
	BOOL Load(LPCTSTR lpstrFileName);

	BOOL Save(LPCTSTR lpstrFileName);

	//
	void OuttoDC(CDC* dc);

		// get error string
	CString GetErrorString();

    UINT uWidth,uHeight;
private:
	//
	BYTE* ReadJPEGFile(LPCSTR lpstrFileName, UINT *uWidth, UINT *uHeight);
	//
	BYTE* MakeDwordAlign(BYTE *dataBuf,			// input buf
						 UINT widthPix,				// input pixels
						 UINT height,				// lines
						 UINT *uiOutWidthBytes);	// new width bytes
	// 
	void FreeBuffer(BYTE *Buffer);
	
	//
	BOOL VertFlipBuf(BYTE * inbuf,						
				   UINT widthBytes,							
				   UINT height);							
	BOOL BGRFromRGB(BYTE *buf,							
					UINT widthPix,							
					UINT height);							

	// data
	CString m_strJPEGError;//

//data
private:
	BYTE *lpBuffer;

};

#endif 
//AFX_JPEG_H_001