bool TextToSpeech::say(string wordToSay)
{
//convert string to wstring to use with speech function
wstring wstr(wordToSay.begin(), wordToSay.end());
ISpVoice * pVoice = NULL;
if (FAILED(::CoInitialize(NULL)))
return FALSE;
HRESULT hr = CoCreateInstance(CLSID_SpVoice, NULL, CLSCTX_ALL, IID_ISpVoice, (void **)&pVoice);
if (SUCCEEDED(hr))
{
long rate = -5;
pVoice->SetRate(rate);
hr = pVoice->Speak(wstr.c_str(), 0, NULL);
pVoice->Release();
pVoice = NULL;
}
::CoUninitialize();
return TRUE;
}
HRESULT SetRate(long RateAdjust) //设置语速（同上）
{
return VoiceObj->SetRate(RateAdjust);
}