WindowsMediaPlayer控件中的CWMPMedia类如何获取音乐的唱片集，艺术家，流派，演唱者这些信息

    CString name = _T("e:/s.mp3");
    m_player.put_URL(name);
    m_media = static_cast<CWMPMedia>(m_player.newMedia(name));  
    CString str = m_media.getItemInfo(_T("Artist"));
    AfxMessageBox(str);

------解决方案--------------------
完整的截图

C/C++ code

    CString name = _T("e:/s.mp3");
    m_player.put_URL(name);
    m_media = static_cast<CWMPMedia>(m_player.newMedia(name));  
    CString strMsg = _T("");
    long lCount = m_media.get_attributeCount();
    for (long i = 0; i < lCount; i++)
    {
        strMsg.AppendFormat(_T("%s:%s\r\n"), m_media.getAttributeName(i), m_media.getItemInfo(m_media.getAttributeName(i)));
    }
    AfxMessageBox(strMsg);

------解决方案--------------------
	//COcx1 m_player;
	//CWMPMedia m_media;

------解决方案--------------------

C/C++ code

void CDlg::OnBnClickedButton1()
{
    //COcx1 m_player;
    //CWMPMedia3 m_media;

    CString name = _T("e:/你不知道的事2.mp3");
    m_player.put_URL(name);
    m_media = static_cast<CWMPMedia3>(m_player.newMedia(name));  
    CString strMsg = _T("");
    long lCount = m_media.get_attributeCount();
    for (long i = 0; i < lCount; i++)
    {
        strMsg.AppendFormat(_T("%s:%s\r\n"), m_media.getAttributeName(i), m_media.getItemInfo(m_media.getAttributeName(i)));
    }
    //AfxMessageBox(strMsg);
    
    strMsg = _T("");
    LPINTERNET_CACHE_ENTRY_INFO lpCacheEntryInfo;
    DWORD dwCacheEntryInfoBufferSize = 0;
    long lPictureCount = m_media.getAttributeCountByType(_T("WM/Picture"), _T(""));
    for (long i = 0; i < lPictureCount; i++)
    {
        VARIANT var = m_media.getItemInfoByType(_T("WM/Picture"), _T(""), i);
        if (var.vt == VT_DISPATCH)
        {
            CWMPMetadataPicture pic(var.pdispVal);
            strMsg.AppendFormat(_T("get_Description:%s\r\n"), pic.get_Description());
            strMsg.AppendFormat(_T("get_mimeType:%s\r\n"), pic.get_mimeType());
            strMsg.AppendFormat(_T("get_pictureType:%s\r\n"), pic.get_pictureType());
            strMsg.AppendFormat(_T("get_URL:%s\r\n"), pic.get_URL());

            GetUrlCacheEntryInfo(pic.get_URL(), NULL, &dwCacheEntryInfoBufferSize);            
            lpCacheEntryInfo = (LPINTERNET_CACHE_ENTRY_INFO) new byte[dwCacheEntryInfoBufferSize];
            if (GetUrlCacheEntryInfo(pic.get_URL(), lpCacheEntryInfo, &dwCacheEntryInfoBufferSize))
            {
                //图片在IE临时文件目录下
                strMsg.AppendFormat(_T("实际RUL:%s\r\n"), lpCacheEntryInfo->lpszLocalFileName);
            }
            delete lpCacheEntryInfo;
        }
    }
    AfxMessageBox(strMsg);    
}