Re: IGraphBuilder Problem

"Alexander Nickolov" <>
Wed, 23 Jan 2008 13:30:38 -0800
There's absolutely no need to start a new thread for this since
your problem is already being actively discussed in your current
thread. FYI, this is considered newsgroup spamming. And read
my advice there about where to go for further discussion.

Alexander Nickolov
Microsoft MVP [VC], MCSD

"Harish Kumar Dixit" <> wrote in message
I have a COM component developed using VS2005 (VC++).
This project having support for Unicode, because i set the Unicode
charaecter set. I am calling one method of IGraphBuilder interface.
But it is returning error "The filename, directory name, or volume
label syntax is incorrect".

Name of the file is in chinese charachters. say "????.wav"

IGraphBuilderPtr spGraph = CNCOMUtils::CreateObject(CLSID_FilterGraph,

HRESULT hrLoad = spGraph->AddSourceFilter(strPath, L"FileSource",

But if i registered "QuickTimeSource.dll" DLL then it works fine.

Can someone tell me why it is happening.

please help me with this issue.

Thanks is advance

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