MFCreateStreamOnMFByteStreamEx function (mfidl.h)

Creates an IRandomAccessStream object that wraps a Microsoft Media Foundation byte stream.

Syntax

HRESULT MFCreateStreamOnMFByteStreamEx(
  [in]  IMFByteStream *pByteStream,
  [in]  REFIID        riid,
  [out] void          **ppv
);

Parameters

[in] pByteStream

A pointer to the IMFByteStream interface of the Media Foundation byte stream.

[in] riid

The interface identifier (IID) of the interface being requested.

[out] ppv

Receives a pointer to the requested interface. The caller must release the interface.

Return value

If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

The returned byte stream object exposes the IMFGetService interface. To get the original IMFByteStream pointer, call IMFGetService::GetService using the service identifier MF_WRAPPED_OBJECT.

Requirements

See also

Media Foundation Functions