IWMReaderAdvanced::GetMaxOutputSampleSize

The GetMaxOutputSampleSize method retrieves the maximum buffer size to be allocated for the output sample.

Syntax

HRESULT GetMaxOutputSampleSize(
  DWORD  dwOutput
  DWORD*  pcbMax
);

Parameters

dwOutput

[in] DWORD specifying the output sample.

pcbMax

[out] Pointer to the buffer size to be allocated.

Return Values

If the method succeeds, it returns S_OK. If it fails, it returns an HRESULT error code.

Return code	Meaning
ASF_E_INVALIDSTATE	No file has been opened for the sample.
E_INVALIDARG	dwOutput specifies the wrong output or pcbMax is a NULL pointer.

See Also