获取图片的RGB分量

voidCShowBMPDlg::GetRGB(CDC&dcPic)
...{
std::ofstreamofsCOLOR;
ofsCOLOR.open(strPathName+"_rgb.h");

inti=0,j=0;
intr=0,g=0,b=0;
unsignedintcRGB=0;

COLORREFc;
ofsCOLOR<<"constU32picData[]="<<std::endl;
ofsCOLOR<<"{";
ofsCOLOR<<std::setfill('0');
ofsCOLOR<<std::setbase(16);

ofsCOLOR<<"0x"<<std::setw(8)<<m_bmW<<","
<<"0x"<<std::setw(8)<<m_bmH<<","<<std::endl;

for(i=0;i<m_bmH;++i)//行
...{
for(j=0;j<m_bmW;++j)//列
...{
c=dcPic.GetPixel(j,i);//(x,y)==(j,i)

//ofsCOLOR<<c<<"";
r=c&0x0000ff;
g=(c&0x00ff00)>>8;
b=(c&0xff0000)>>16;

cRGB=r<<16|g<<8|b;
ofsCOLOR<<"0x"<<std::setw(8)<<cRGB<<",";

//ofsCOLOR<<"0x"<<std::setw(2)<<b<<","
//<<"0x"<<std::setw(2)<<g<<","
//<<"0x"<<std::setw(2)<<r<<","
//<<"0x"<<std::setw(2)<<0<<",";
}
ofsCOLOR<<std::endl;
}
ofsCOLOR<<"};"<<std::endl;

ofsCOLOR.close();

}