int CVoicePointerPool::FindUnusedVoice(void)
{
int nIndex = -1;
if (!m_qVoiceUnusedSlots.empty())
{
nIndex = m_qVoiceUnusedSlots.front();
m_qVoiceUnusedSlots.pop();
}
else
nIndex = CreateVoice();
return nIndex;
}
HRESULT LoadVoices(void){
HRESULT hr;
ISpObjectToken *pToken;
IEnumSpObjectTokens *cpEnum;
wchar_t *pDescription, *p, *ptr, szBuffer[64];
hr = _EnumTokens(SPCAT_VOICES, NULL, NULL, &cpEnum);
if(hr == S_OK){
g_VoicesCount = 0;
pDescription = (wchar_t *)CoTaskMemAlloc(128 * sizeof(wchar_t));
while(IEnumSpObjectTokens_Next(cpEnum, 1, &pToken, NULL) == S_OK){
hr = _GetDescription(pToken, &pDescription);
if(SUCCEEDED(hr)){
g_VoicesCount++;
wcscpy(g_PVoices[g_VoicesCount - 1].name, pDescription);
g_PVoices[g_VoicesCount - 1].token = pToken;
GetPrivateProfileStringW(S_VOICES, pDescription, NULL, szBuffer, 64, g_NotePaths.INIFile);
if(*szBuffer){
p = wcstok(szBuffer, L"|", &ptr);
g_PVoices[g_VoicesCount - 1].rate = _wtol(p);
p = wcstok(NULL, L"|", &ptr);
g_PVoices[g_VoicesCount - 1].volume = (unsigned short)_wtoi(p);
g_PVoices[g_VoicesCount - 1].pitch = (short)_wtoi(ptr);
}
else{
ISpVoice *pVoice = CreateVoice();
ISpVoice_SetVoice(pVoice, (ISpObjectToken *)g_PVoices[g_VoicesCount - 1].token);
ISpVoice_GetVolume(pVoice, &g_PVoices[g_VoicesCount - 1].volume);
ISpVoice_GetRate(pVoice, &g_PVoices[g_VoicesCount - 1].rate);
g_PVoices[g_VoicesCount - 1].pitch = 0;
ReleaseVoice(pVoice);
}
if(g_VoicesCount == NELEMS(g_PVoices))
break;
}
if (FAILED(hr))
{
ISpObjectToken_Release(pToken);
break;
}
}
CoTaskMemFree(pDescription);
}
else
{
hr = SPERR_NO_MORE_ITEMS;
}
return hr;
}
size_t Sound::GetNotPlayingVoiceIndex()
{
auto voiceCount = m_Voices.size();
for (size_t i = 0u; i < voiceCount; i++)
{
if (!m_Voices[i].isPlaying)
{
return i;
}
}
// All voices are playing
return CreateVoice();
}
