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IDvdInfo2::GetDVDDirectory

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Microsoft DirectShow 9.0

IDvdInfo2::GetDVDDirectory

The GetDVDDirectory method retrieves the root directory that is set in the DVD Navigator.

Syntax

  HRESULT GetDVDDirectory(
  LPWSTR pszwPath,
  ULONG ulMaxSize,
  ULONG *pulActualSize
);

Parameters

pszwPath

[out, size_is(cbMaxSize)] Pointer to a buffer that receives the path string.

ulMaxSize

[in] Size of the buffer, in WCHARs.

pulActualSize

[out] Pointer to a variable that receives the size of actual data returned, in WCHARs.

Return Values

Returns one of the following HRESULT values.

Return code Description
S_OK Success.
E_INVALIDARG The buffer is not large enough to hold the string.
VFW_E_DVD_INVALIDDOMAIN The DVD Navigator is not in a valid domain.

Remarks

This method is demonstrated in the DVDSample application in CDvdCore::GetDriveLetter.

Requirements

Header: Declared in Strmif.h; include Dshow.h.

Library: Use Strmiids.lib.

See Also