ISpRecognizerLite::Playback
4/8/2010
This method plays back the associated voice sample to the user.
Syntax
HRESULT Playback (
SPRECOGNITIONMETHOD eRM,
SPTYPEHEADER* psth,
IUnknown* pUnk
);
Parameters
- 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.
Return Value
| 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.
Requirements
| Header | itspeech.h |
| Windows Embedded CE | Windows CE 3.0 and later |
| Windows Mobile | Smartphone 2002 and later |