I still can not solve this problem, My boss please to give a c++ OSD example.

Any one who can help me. I can't see the OSD text with the following codes! I don't know what is wrong with the codes. :? CWnd *pWnd = CWnd::FromHandle(hwndDD); bmSurface = (HBITMAP)SendMessage(hwndDD, WM_MODULE_MSG, DDMODAPI_OSD_GET_SURFACE_BITMAP, surface_id); // get bitmap WCHAR* m_sshow ; m_ssho...

This is my code of osd show. But I don't know how to do. Any one who can help me! TOSDSurface osd; osd.dwSize = sizeof(osd); osd.dwHeight = 50; osd.dwWidth = 400; osd.dwTop = 1; osd.dwLeft = 1; osd.Transparency = 1; int hOSD = SendMessage(hwndDD, WM_MODULE_MSG, DDMODAPI_OSD_CREATE_SURFACE, (LPARAM)&...

Could you please tell me how to create and destroy OSD with C++ or give me a sample? Because I don't know about delphi. Many thanks.