ISpRecognizerLite::Playback

This method plays back the associated voice sample to the user.

HRESULT  Playback (
  SPRECOGNITIONMETHOD eRM,
  SPTYPEHEADER* psth,
  IUnknown* pUnk
);

eRM
[in] Identifies which recognition method should be used.
psth
[out][in] Pointer to information which identifies the pattern to be played back.

Recognition method SPTYPEHEADER type

SPRM_VOICETAG SPT_DWORD
pUnk
[in] Pointer to a client callback interface. This parameter is currently NULL and ignored.

Recognition method	SPTYPEHEADER type
SPRM_VOICETAG	SPT_DWORD

Value	Description
S_OK	Success
E_ABORT	The operation was cancelled by a call to the CancelProcessing function.
E_ACCESSDENIED	Unable to access stored training samples.
E_INVALIDARG	The operation failed because there were one or more invalid arguments.
SPERR_DEVICE_BUSY	The wave device was busy.
SPERR_ENGINE_BUSY	The operation failed because the engine was busy servicing another request.
SPERR_NO_WORD_PRONUNCIATION	The required training has not been completed.
SPERR_NOT_FOUND	The tag or key identifier that was passed in was not valid.
SPERR_SR_ENGINE_EXCEPTION	General exception from the engine.
SPERR_UNINITIALIZED	The operation failed because the engine was not properly initialized.

Otherwise, it returns an appropriate failure code from the return code list.

Smartphone: Smartphone 2002 and later
OS Versions: Windows CE 3.0 and later
Header: itspeech.h

Additional resources