| Microsoft DirectX 8.1 (C++) | 
The GetFormat method retrieves the current data format.
Syntax
HRESULT GetFormat(
    WAVEFORMATEX *pWaveFormatCurrent
    );
Parameters
pWaveFormatCurrent
[out] Pointer to a WAVEFORMATEX structure that contains the current data format.
Return Value
Returns S_OK if successful or E_POINTER if pointer is invalid.
Remarks
Currently, Microsoft DirectShow supports only PCM wave data.
See Also