头文件
#pragma once
#define IPL_DEPTH_24U 24
#define IPL_DEPTH_20U 20
class C24SCT: public CObject
{
public:
C24SCT(void);
~C24SCT(void);
DECLARE_SERIAL(C24SCT)
private:
CString strFilePath; //保存文件的路径
long nSize; //C24SCT结构大小
int nChannels; //图像通道数量
int nDepth; //图像位深
int nWidth; //图像宽度
int nHeight; //图像高度
int nVersion; //图像版本
char *pImageData;
public://Attributes
long Size();
int Width();
int Height();
int Depth();
int Version();
CString GetPath();
void SetPath(CString filePath);
public://Method
void Read();
void Write();
void New(int height ,int width);
C24SCT& operator= (C24SCT & obj ) ;
};
实现文件#include "StdAfx.h"
#include "C24SCT.h"
IMPLEMENT_SERIAL(C24SCT, CObject, 1)
C24SCT::C24SCT(void)
{
nWidth =0 ;
nHeight = 0;
nDepth = 24;
nVersion = 2016;
pImageData = NULL;
nChannels =1;
}
C24SCT::~C24SCT(void)
{
if (pImageData!=NULL)
{
// delete [] imageData;
pImageData= NULL;
}
nWidth =0 ;
nHeight = 0;
}
void C24SCT::Read()
{
CFile file;
CFileException fe;
//以读方式打开文件
if(!file.Open(strFilePath,CFile::modeRead,&fe))
{
fe.ReportError();
return;
}
//构建CArchive 对象
CArchive ar(&file,CArchive::load);
ar >>nWidth>>nHeight>>nDepth>>nVersion;
CString str;
str.Format(_T("width %d height %d\n"),nWidth,nHeight);
OutputDebugString(str);
New(nHeight ,nWidth);
for(DWORD i = 0; i < nWidth*nHeight*3; i++)
ar>>(pImageData[i]);
ar.Flush();
//读完毕,关闭文件流
ar.Close();
file.Close();
}
void C24SCT::Write()
{
CFile file;
CFileException fe;
//以读方式打开文件
if(!file.Open(strFilePath,CFile::modeWrite|CFile::modeCreate,&fe))
{
fe.ReportError();
return;
}
//构建CArchive 对象
CArchive ar(&file,CArchive::store);
ar <<nWidth<<nHeight<<nDepth<<nVersion;
CString str; str.Format(_T("width %d height %d"),nWidth,nHeight); OutputDebugString(str);
for(DWORD i = 0; i < nWidth*nHeight*3; i++)
ar<<(pImageData[i]);
ar.Flush();
//写完毕,关闭文件流
ar.Close();
file.Close();
}
void C24SCT::New( int height ,int width )
{
if (pImageData!=NULL)
{
delete []pImageData;
pImageData=NULL;
}
nHeight = height;
nWidth = width;
CString str; str.Format(_T("width %d height %d"),height,width); OutputDebugString(str);
pImageData = new char[height*width*3];
}
long C24SCT::Size()
{
long nFilePathSize =0 ;
if (strFilePath.GetLength() == 0)
{
nFilePathSize = sizeof(CString);
}
else
{
nFilePathSize = sizeof(TCHAR) * strFilePath.GetLength() ;
}
long pImageDataSize = 0 ;
if(pImageData == NULL)
{
pImageDataSize = sizeof(pImageData);
}
else
{
pImageDataSize = nWidth*nHeight*3*sizeof(char);
}
nSize = sizeof(int)*5 + sizeof(long)+pImageDataSize+nFilePathSize;
return nSize;
}
int C24SCT::Width()
{
return nWidth;
}
int C24SCT::Height()
{
return nHeight;
}
int C24SCT::Depth()
{
return nDepth;
}
int C24SCT::Version()
{
return nVersion;
}
C24SCT& C24SCT::operator= (C24SCT &obj )
{
SetPath(obj.GetPath());
return *this;
}
CString C24SCT::GetPath()
{
return strFilePath;
}
void C24SCT::SetPath(CString filePath )
{
strFilePath = filePath;
}
调用-写
C24SCT new24file;
new24file.New(width,height);
new24file.SetPath(L"C:\\tmp.tmp");
new24file.Write();
调用-读
C24SCT new24file;
new24file.SetPath(L"C:\\tmp.tmp");
new24file.Read();