bmp 16位 24位 图像变换
void CExample10View::OnSave555BiBitfields()
{
// TODO: Add your command handler code here
if(lpBmpDataBuf==NULL)
{
MessageBox("当前没有打开的位图");
return;
}
BYTE r,g,b;
LPBYTE lpDest,lpSrc;
int i,j;
int nheapSize;
CFileDialog filesavebox(FALSE,"bmp","BI_BITFIELDS.bmp",OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,"files(*.bmp)|*.bmp|",NULL);
CFile file;
CString strPathname;
if(m_bmi.biBitCount!=24)
{
MessageBox("当前打开的位图不是24位位图");
return;
}
memcpy(&m_newbmf,&m_bmf,sizeof(BITMAPFILEHEADER));
memcpy(&m_newbmi,&m_bmi,sizeof(BITMAPINFOHEADER));
m_newbmi.biBitCount=16;
m_newbmi.biCompression=BI_BITFIELDS;//即3
m_newbmi.biSizeImage=WIDTHBYTES(m_newbmi.biWidth,m_newbmi.biBitCount)*m_newbmi.biHeight;
m_newbmf.bfSize=sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER)+sizeof(DWORD)*3
+WIDTHBYTES(m_newbmi.biWidth,m_newbmi.biBitCount)*m_newbmi.biHeight;
m_newbmf.bfOffBits=sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER)+sizeof(DWORD)*3;
nheapSize=sizeof(BITMAPINFOHEADER)+sizeof(DWORD)*3
+WIDTHBYTES(m_newbmi.biWidth,m_newbmi.biBitCount)*m_newbmi.biHeight;
if(lpnewBmpDataBuf!=NULL)
{
delete []lpnewBmpDataBuf;
lpnewBmpDataBuf=NULL;
}
lpnewBmpDataBuf=new BYTE[nheapSize];
memcpy(lpnewBmpDataBuf,&m_newbmi,sizeof(BITMAPINFOHEADER));
DWORD* lp=(DWORD*)(lpnewBmpDataBuf+sizeof(BITMAPINFOHEADER));
*lp++=0x00007c00;
*lp++=0x000003e0;
*lp =0x0000001f;
for(i=0;i>3);
}
}
if(filesavebox.DoModal()!=IDOK) return;
strPathname=filesavebox.GetPathName();
if(!file.Open(strPathname,CFile::modeCreate|CFile::modeWrite))
{
MessageBox("Can not Create File!");
return;
}
file.Write(&m_bmf,sizeof(BITMAPFILEHEADER));
file.Write(lpnewBmpDataBuf,nheapSize);
file.Close();
Invalidate(TRUE);
}
void CExample10View::OnSave565()
{
// TODO: Add your command handler code here
if(lpBmpDataBuf==NULL)
{
MessageBox("当前没有打开的位图");
return;
}
BYTE r,g,b;
LPBYTE lpDest,lpSrc;
int i,j;
int nheapSize;
CFileDialog filesavebox(FALSE,"bmp","565.bmp",OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,"files(*.bmp)|*.bmp|",NULL);
CFile file;
CString strPathname;
if(m_bmi.biBitCount!=24)
{
MessageBox("当前打开的位图不是24位位图");
return;
}
memcpy(&m_newbmf,&m_bmf,sizeof(BITMAPFILEHEADER));
memcpy(&m_newbmi,&m_bmi,sizeof(BITMAPINFOHEADER));
m_newbmi.biBitCount=16;
m_newbmi.biCompression=BI_BITFIELDS;//即3
m_newbmi.biSizeImage=WIDTHBYTES(m_newbmi.biWidth,m_newbmi.biBitCount)*m_newbmi.biHeight;
m_newbmf.bfSize=sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER)+sizeof(DWORD)*3
+WIDTHBYTES(m_newbmi.biWidth,m_newbmi.biBitCount)*m_newbmi.biHeight;
m_newbmf.bfOffBits=sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER)+sizeof(DWORD)*3;
nheapSize=sizeof(BITMAPINFOHEADER)+sizeof(DWORD)*3
+WIDTHBYTES(m_newbmi.biWidth,m_newbmi.biBitCount)*m_newbmi.biHeight;
if(lpnewBmpDataBuf!=NULL)
{
delete []lpnewBmpDataBuf;
lpnewBmpDataBuf=NULL;
}
lpnewBmpDataBuf=new BYTE[nheapSize];
memcpy(lpnewBmpDataBuf,&m_newbmi,sizeof(BITMAPINFOHEADER));
DWORD* lp=(DWORD*)(lpnewBmpDataBuf+sizeof(BITMAPINFOHEADER));
*lp++=0x0000f800;
*lp++=0x000007e0;
*lp =0x0000001f;
for(i=0;i>3);
}
}
if(filesavebox.DoModal()!=IDOK) return;
strPathname=filesavebox.GetPathName();
if(!file.Open(strPathname,CFile::modeCreate|CFile::modeWrite))
{
MessageBox("Can not Create File!");
return;
}
file.Write(&m_bmf,sizeof(BITMAPFILEHEADER));
file.Write(lpnewBmpDataBuf,nheapSize);
file.Close();
Invalidate(TRUE);
}
文件下载
资源详情
[{"title":"（ 37 个子文件 663KB ） bmp 16位 24位 图像变换","children":[{"title":"example10","children":[{"title":"example10.dsw <span style='color:#111;'> 543B </span>","children":null,"spread":false},{"title":"example10.aps <span style='color:#111;'> 27.66KB </span>","children":null,"spread":false},{"title":"example10View.cpp <span style='color:#111;'> 37.58KB </span>","children":null,"spread":false},{"title":"Resource.h <span style='color:#111;'> 1.04KB </span>","children":null,"spread":false},{"title":"example10.rc <span style='color:#111;'> 10.99KB </span>","children":null,"spread":false},{"title":"example10.ncb <span style='color:#111;'> 121.00KB </span>","children":null,"spread":false},{"title":"example10.clw <span style='color:#111;'> 2.05KB </span>","children":null,"spread":false},{"title":"example10.opt <span style='color:#111;'> 48.50KB </span>","children":null,"spread":false},{"title":"example10Doc.h <span style='color:#111;'> 1.47KB </span>","children":null,"spread":false},{"title":"example10Doc.cpp <span style='color:#111;'> 1.76KB </span>","children":null,"spread":false},{"title":"example10.dsp <span style='color:#111;'> 4.51KB </span>","children":null,"spread":false},{"title":"RES","children":[{"title":"example10.rc2 <span style='color:#111;'> 401B </span>","children":null,"spread":false},{"title":"example10.ico <span style='color:#111;'> 1.05KB </span>","children":null,"spread":false},{"title":"Toolbar.bmp <span style='color:#111;'> 358B </span>","children":null,"spread":false},{"title":"example10Doc.ico <span style='color:#111;'> 1.05KB </span>","children":null,"spread":false}],"spread":true},{"title":"example10.plg <span style='color:#111;'> 2.21KB </span>","children":null,"spread":false},{"title":"example10View.h <span style='color:#111;'> 2.57KB </span>","children":null,"spread":false},{"title":"StdAfx.cpp <span style='color:#111;'> 211B </span>","children":null,"spread":false},{"title":"MainFrm.cpp <span style='color:#111;'> 2.45KB </span>","children":null,"spread":false},{"title":"example10.cpp <span style='color:#111;'> 4.16KB </span>","children":null,"spread":false},{"title":"图像","children":[{"title":"24位彩图","children":[{"title":"BIRD.BMP <span style='color:#111;'> 324.05KB </span>","children":null,"spread":false}],"spread":false},{"title":"黑白图","children":[{"title":"default1.bmp <span style='color:#111;'> 121.55KB </span>","children":null,"spread":false},{"title":"LENA.BMP <span style='color:#111;'> 65.05KB </span>","children":null,"spread":false},{"title":"default2.bmp <span style='color:#111;'> 109.05KB </span>","children":null,"spread":false},{"title":"45度方块.BMP <span style='color:#111;'> 65.05KB </span>","children":null,"spread":false},{"title":"方块.BMP <span style='color:#111;'> 65.05KB </span>","children":null,"spread":false},{"title":"Couple.bmp <span style='color:#111;'> 65.05KB </span>","children":null,"spread":false}],"spread":false},{"title":"16位彩图","children":[{"title":"BI_BITFIELDS.bmp <span style='color:#111;'> 216.06KB </span>","children":null,"spread":false},{"title":"565.BMP <span style='color:#111;'> 216.06KB </span>","children":null,"spread":false},{"title":"default.bmp <span style='color:#111;'> 109.05KB </span>","children":null,"spread":false},{"title":"BI_RGB.BMP <span style='color:#111;'> 216.05KB </span>","children":null,"spread":false}],"spread":false},{"title":"8位彩图","children":[{"title":"default.bmp <span style='color:#111;'> 121.55KB </span>","children":null,"spread":false},{"title":"SPLASH.BMP <span style='color:#111;'> 121.55KB </span>","children":null,"spread":false}],"spread":false}],"spread":false},{"title":"example10.h <span style='color:#111;'> 1.36KB </span>","children":null,"spread":false},{"title":"MainFrm.h <span style='color:#111;'> 1.54KB </span>","children":null,"spread":false},{"title":"StdAfx.h <span style='color:#111;'> 1.03KB </span>","children":null,"spread":false},{"title":"ReadMe.txt <span style='color:#111;'> 4.28KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}]
评论信息
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-
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lwjstc :自己拿头文件进去参考下就好了，不需要编译。只需要转换代码。2014-05-21 -
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fantangshan :真没用, 哎2014-04-27
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guohkg :没有什么用。2013-07-13
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samoh :这个真的没法用，都是文件，没有程序2012-11-28
-
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本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二条之规定，若资源存在侵权或相关问题请联系本站客服人员，zhiweidada#qq.com，请把#换成@，本站将给予最大的支持与配合，做到及时反馈和处理。关于更多版权及免责申明参见 版权及免责申明