simplesapi.cpp

#pragma comment(lib, "winmm")
#pragma comment(lib, "ole32")

#include <sapi.h>

void main()
{
    HRESULT hr;
    ISpVoice* pVoice;

    // For TTS
    ::CoInitialize(NULL);

    pVoice = NULL;
    ::CoCreateInstance(CLSID_SpVoice, NULL, CLSCTX_ALL, IID_ISpVoice, (void **)&pVoice);
    hr = pVoice->Speak(L"Hello World", SPF_DEFAULT, NULL);

    pVoice->Release();
    ::CoUninitialize();
}