基于WORD文档的防篡改水印系统设计与实现(11)
}
Documents docs(app.GetDocuments());
_Document appDoc;
tcflag=wfilename.Replace("\\","\\\\");
appDoc.AttachDispatch(docs.Open(
COleVariant(JCwater.FileName,VT_BSTR),
covFalse,
covFalse,
covFalse,
covOptional,
covOptional,
covFalse,
covOptional,
covOptional,
covOptional,
covTrue,
covOptional,
covOptional,
covOptional,
covOptional
)
);
图3.4提取word文档
(2)生成应该被嵌入水印
MultiByteToWideChar(CP_ACP,0,wordtem,-1,wordstr,255);
sel.MoveRight(COleVariant((short)1),COleVariant((short)1),COleVariant((short)0));
j=wordstr[0];
wordmd5=_ecvt(j,5,&decimal,&sign);
md5T.MD5Update ((unsigned char*)_ecvt(j,5,&decimal,&sign), wordmd5.GetLength());
md5T.MD5Final (digest);
high = digest[1] /16;
low = digest[1] %16;
for (k=0;k<16; k++)