ISpPrivateEngineCall::CallEngineEx

Microsoft Speech SDK SAPI 5.1

ISpPrivateEngineCall::CallEngineEx returns the non-fixed size data block response information associated with the SR engine.

Applications implementing this method must call CoTaskMemFree() to free memory associated with the returned response.

HRESULT CallEngineEx(
   const void  *pInFrame,
   ULONG        ulInFrameSize,
   void       **ppCoMemOutFrame,
   ULONG       *pulOutFrameSize
 );

pInFrame: [in] Address of the recognition engine data.
ulInFrameSize: [in] Size, in bytes, of the pInCallFrame structure.
ppCoMemOutFrame: [out] Address of a pointer to the data block information associated with the SR engine.
pulOutFrameSize: [out] Size, in bytes, of the ppCoMemOutFrame structure.

Value	Description
S_OK	Function completed successfully.
E_INVALIDARG	One or more parameters are invalid.
E_POINTER	Invalid pointer.
FAILED(hr)	Appropriate error message.