saiTtsSetAudioFetchHint

Specifies whether or not the synthesizer can optimize speech by pre-fetching audio.

Prototype

DWORD saiTtsSetAudioFetchHint ( SAI_SYNTHESIZER_HANDLE synthHd, SAI_AUDIO_FETCH_HINT hint )

Argument

Description

synthHd

Handle associated with a synthesizer resource.

hint

Value that specifies if the synthesizer can attempt to optimize speech by pre-fetching audio. Allowed values are:

  • SAI_AUDIO_FETCH_HINT_PREFETCH [0]: Permit, but not require the synthesizer to pre-fetch audio.

  • SAI_AUDIO_FETCH_HINT_SAFE [1]: Pre-fetch audio only when needed (not before).

  • SAI_AUDIO_FETCH_HINT_STREAM [2]: Enable the synthesizer to stream any audio fetches.


Return values

Return value

Description

SUCCESS

 

SAIERR_INVALID_PARAMETER

One of the specified arguments is invalid.

SAIERR_UNSUPPORTED_SPEECH_PARAMETER

Speech engine does not support the specified parameter.


See also

saiTtsGetAudioFetchHint