Windows Dev Center

IMFByteStream::SetCurrentPosition method

Sets the current read or write position.

Syntax


HRESULT SetCurrentPosition(
  [in] QWORD qwPosition
);

Parameters

qwPosition [in]

New position in the stream, as a byte offset from the start of the stream.

Return value

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return codeDescription
S_OK

The method succeeded.

E_INVALIDARG

Invalid argument.

 

Remarks

If the new position is larger than the length of the stream, the method returns E_INVALIDARG.

Implementation notes: This method should update the current position in the stream by setting the current position to the value passed in to the qwPosition parameter. Other methods that can update the current position are Read, BeginRead, Write, BeginWrite, and Seek.

This interface is available on the following platforms if the Windows Media Format 11 SDK redistributable components are installed:

  • Windows XP with Service Pack 2 (SP2) and later.
  • Windows XP Media Center Edition 2005 with KB900325 (Windows XP Media Center Edition 2005) and KB925766 (October 2006 Update Rollup for Windows XP Media Center Edition) installed.

Requirements

Minimum supported client

Windows Vista [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2008 [desktop apps | Windows Store apps]

Header

Mfobjects.h (include Mfidl.h)

Library

Mfuuid.lib

See also

IMFByteStream

 

 

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