static DWORD DSOUND_FindSpeakerConfig(IMMDevice *mmdevice, int channels)
{
IPropertyStore *store;
HRESULT hr;
PROPVARIANT pv;
ULONG phys_speakers;
const DWORD def = DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_WIDE);
hr = IMMDevice_OpenPropertyStore(mmdevice, STGM_READ, &store);
if (FAILED(hr)) {
WARN("IMMDevice_OpenPropertyStore failed: %08x\n", hr);
return def;
}
hr = IPropertyStore_GetValue(store, &PKEY_AudioEndpoint_PhysicalSpeakers, &pv);
if (FAILED(hr)) {
WARN("IPropertyStore_GetValue failed: %08x\n", hr);
IPropertyStore_Release(store);
return def;
}
if (pv.vt != VT_UI4) {
WARN("PKEY_AudioEndpoint_PhysicalSpeakers is not a ULONG: 0x%x\n", pv.vt);
PropVariantClear(&pv);
IPropertyStore_Release(store);
return def;
}
phys_speakers = pv.u.ulVal;
PropVariantClear(&pv);
IPropertyStore_Release(store);
if ((channels >= 6 || channels == 0) && (phys_speakers & KSAUDIO_SPEAKER_5POINT1) == KSAUDIO_SPEAKER_5POINT1)
return DSSPEAKER_5POINT1_BACK;
else if ((channels >= 6 || channels == 0) && (phys_speakers & KSAUDIO_SPEAKER_5POINT1_SURROUND) == KSAUDIO_SPEAKER_5POINT1_SURROUND)
return DSSPEAKER_5POINT1_SURROUND;
else if ((channels >= 4 || channels == 0) && (phys_speakers & KSAUDIO_SPEAKER_QUAD) == KSAUDIO_SPEAKER_QUAD)
return DSSPEAKER_QUAD;
else if ((channels >= 2 || channels == 0) && (phys_speakers & KSAUDIO_SPEAKER_STEREO) == KSAUDIO_SPEAKER_STEREO)
return DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_WIDE);
else if ((phys_speakers & KSAUDIO_SPEAKER_MONO) == KSAUDIO_SPEAKER_MONO)
return DSSPEAKER_MONO;
return def;
}
//////////////////////////////////////////////////////////////////////
// Descripcion:
// - Configura los altavoces del usuario segun el tipo y
// su geometria.
// Parametros:
// - dwType: Tipo de altavoces entre:
// * DSSPEAKER_HEADPHONE <auriculares>
// * DSSPEAKER_MONO <sistema mono>
// * DSSPEAKER_QUAD <sistema cuadrafonico>
// * DSSPEAKER_STEREO <sistema estereo>
// * DSSPEAKER_SURROUND <sistema doble surround>
// - dwGeometry: Geometria de los altavoces con respecto al usuario:
// * DSSPEAKER_GEOMETRY_MIN <5 grados>
// * DSSPEAKER_GEOMETRY_NARROW <10 grados>
// * DSSPEAKER_GEOMETRY_WIDE <20 grados>
// * DSSPEAKER_GEOMETRY_MAX <180 grados>
// Devuelve:
// true: Si se han configurado altavoces con exito.
// false: Si no se ha podido realizar la configuracion.
// Notas:
// - La informacion de la geometria solo tiene sentido cuando se
// habla de altavoces stereo en cuyo caso tiene valor por defecto
// a DSSPEAKER_GEOMETRY_WIDE.
// - En el caso de que no se haya creado objeto DirectSound el
// metodo retorna sin hacer nada.
//////////////////////////////////////////////////////////////////////
bool DXSound::SetSpeakers(const dword dwType,
const dword dwGeometry)
{
// SOLO si hay objeto DirectSound
DXASSERT(m_lpDSObj != NULL);
// Efectua configuracion de altavoces
if (dwType != DSSPEAKER_STEREO) {
// Configuracion no estereo
m_CodeResult = m_lpDSObj->SetSpeakerConfig(dwType);
}
else {
// Configuracion estereo; hay que combinar flags
m_CodeResult = m_lpDSObj->SetSpeakerConfig(DSSPEAKER_COMBINED(dwType, dwGeometry));
}
// Comprueba resultado operacion
if (FAILED(m_CodeResult)) {
// Hay problemas
DXDSError::DXDSErrorToString(m_CodeResult, m_sLastCode);
return false;
}
// Todo correcto
return true;
}
static void IDirectSound8_test(LPDIRECTSOUND8 dso, BOOL initialized,
LPCGUID lpGuid)
{
HRESULT rc;
DSCAPS dscaps;
int ref;
IUnknown * unknown;
IDirectSound * ds;
IDirectSound8 * ds8;
DWORD speaker_config, new_speaker_config;
DWORD certified;
/* Try to Query for objects */
rc=IDirectSound8_QueryInterface(dso,&IID_IUnknown,(LPVOID*)&unknown);
ok(rc==DS_OK,"IDirectSound8_QueryInterface(IID_IUnknown) failed: %s\n",
DXGetErrorString8(rc));
if (rc==DS_OK)
IDirectSound8_Release(unknown);
rc=IDirectSound8_QueryInterface(dso,&IID_IDirectSound,(LPVOID*)&ds);
ok(rc==DS_OK,"IDirectSound8_QueryInterface(IID_IDirectSound) failed: %s\n",
DXGetErrorString8(rc));
if (rc==DS_OK)
IDirectSound_Release(ds);
rc=IDirectSound8_QueryInterface(dso,&IID_IDirectSound8,(LPVOID*)&ds8);
ok(rc==DS_OK,"IDirectSound8_QueryInterface(IID_IDirectSound8) "
"should have returned DSERR_INVALIDPARAM, returned: %s\n",
DXGetErrorString8(rc));
if (rc==DS_OK)
IDirectSound8_Release(ds8);
if (initialized == FALSE) {
/* try unitialized object */
rc=IDirectSound8_GetCaps(dso,0);
ok(rc==DSERR_UNINITIALIZED,"IDirectSound8_GetCaps(NULL) "
"should have returned DSERR_UNINITIALIZED, returned: %s\n",
DXGetErrorString8(rc));
rc=IDirectSound8_GetCaps(dso,&dscaps);
ok(rc==DSERR_UNINITIALIZED,"IDirectSound8_GetCaps() "
"should have returned DSERR_UNINITIALIZED, returned: %s\n",
DXGetErrorString8(rc));
rc=IDirectSound8_Compact(dso);
ok(rc==DSERR_UNINITIALIZED,"IDirectSound8_Compact() "
"should have returned DSERR_UNINITIALIZED, returned: %s\n",
DXGetErrorString8(rc));
rc=IDirectSound8_GetSpeakerConfig(dso,&speaker_config);
ok(rc==DSERR_UNINITIALIZED,"IDirectSound8_GetSpeakerConfig() "
"should have returned DSERR_UNINITIALIZED, returned: %s\n",
DXGetErrorString8(rc));
rc=IDirectSound8_VerifyCertification(dso, &certified);
ok(rc==DSERR_UNINITIALIZED,"IDirectSound8_VerifyCertification() "
"should have returned DSERR_UNINITIALIZED, returned: %s\n",
DXGetErrorString8(rc));
rc=IDirectSound8_Initialize(dso,lpGuid);
ok(rc==DS_OK||rc==DSERR_NODRIVER||rc==DSERR_ALLOCATED||rc==E_FAIL,
"IDirectSound8_Initialize() failed: %s\n",DXGetErrorString8(rc));
if (rc==DSERR_NODRIVER) {
trace(" No Driver\n");
goto EXIT;
} else if (rc==E_FAIL) {
trace(" No Device\n");
goto EXIT;
} else if (rc==DSERR_ALLOCATED) {
trace(" Already In Use\n");
goto EXIT;
}
}
rc=IDirectSound8_Initialize(dso,lpGuid);
ok(rc==DSERR_ALREADYINITIALIZED, "IDirectSound8_Initialize() "
"should have returned DSERR_ALREADYINITIALIZED: %s\n",
DXGetErrorString8(rc));
/* DSOUND: Error: Invalid caps buffer */
rc=IDirectSound8_GetCaps(dso,0);
ok(rc==DSERR_INVALIDPARAM,"IDirectSound8_GetCaps() "
"should have returned DSERR_INVALIDPARAM, returned: %s\n",
DXGetErrorString8(rc));
ZeroMemory(&dscaps, sizeof(dscaps));
/* DSOUND: Error: Invalid caps buffer */
rc=IDirectSound8_GetCaps(dso,&dscaps);
ok(rc==DSERR_INVALIDPARAM,"IDirectSound8_GetCaps() "
"should have returned DSERR_INVALIDPARAM, returned: %s\n",
DXGetErrorString8(rc));
dscaps.dwSize=sizeof(dscaps);
/* DSOUND: Running on a certified driver */
rc=IDirectSound8_GetCaps(dso,&dscaps);
ok(rc==DS_OK,"IDirectSound8_GetCaps() failed: %s\n",DXGetErrorString8(rc));
rc=IDirectSound8_Compact(dso);
ok(rc==DSERR_PRIOLEVELNEEDED,"IDirectSound8_Compact() failed: %s\n",
DXGetErrorString8(rc));
rc=IDirectSound8_SetCooperativeLevel(dso,get_hwnd(),DSSCL_PRIORITY);
ok(rc==DS_OK,"IDirectSound8_SetCooperativeLevel() failed: %s\n",
DXGetErrorString8(rc));
rc=IDirectSound8_Compact(dso);
ok(rc==DS_OK,"IDirectSound8_Compact() failed: %s\n",DXGetErrorString8(rc));
rc=IDirectSound8_GetSpeakerConfig(dso,0);
ok(rc==DSERR_INVALIDPARAM,"IDirectSound8_GetSpeakerConfig(NULL) "
"should have returned DSERR_INVALIDPARAM, returned: %s\n",
DXGetErrorString8(rc));
rc=IDirectSound8_GetSpeakerConfig(dso,&speaker_config);
ok(rc==DS_OK,"IDirectSound8_GetSpeakerConfig() failed: %s\n",
DXGetErrorString8(rc));
speaker_config = DSSPEAKER_COMBINED(DSSPEAKER_STEREO,
DSSPEAKER_GEOMETRY_WIDE);
rc=IDirectSound8_SetSpeakerConfig(dso,speaker_config);
ok(rc==DS_OK,"IDirectSound8_SetSpeakerConfig() failed: %s\n",
DXGetErrorString8(rc));
if (rc==DS_OK) {
rc=IDirectSound8_GetSpeakerConfig(dso,&new_speaker_config);
ok(rc==DS_OK,"IDirectSound8_GetSpeakerConfig() failed: %s\n",
DXGetErrorString8(rc));
if (rc==DS_OK && speaker_config!=new_speaker_config)
trace("IDirectSound8_GetSpeakerConfig() failed to set speaker "
"config: expected 0x%08lx, got 0x%08lx\n",
speaker_config,new_speaker_config);
}
rc=IDirectSound8_VerifyCertification(dso, &certified);
ok(rc==DS_OK||rc==E_NOTIMPL,"IDirectSound8_VerifyCertification() failed: %s\n",
DXGetErrorString8(rc));
EXIT:
ref=IDirectSound8_Release(dso);
ok(ref==0,"IDirectSound8_Release() has %d references, should have 0\n",ref);
}
static ALCboolean DSoundResetPlayback(ALCdevice *device)
{
DSoundData *pData = (DSoundData*)device->ExtraData;
DSBUFFERDESC DSBDescription;
WAVEFORMATEXTENSIBLE OutputType;
DWORD frameSize = 0;
ALenum format = 0;
DWORD speakers;
HRESULT hr;
memset(&OutputType, 0, sizeof(OutputType));
hr = IDirectSound_GetSpeakerConfig(pData->lpDS, &speakers);
if(SUCCEEDED(hr) && ConfigValueExists(NULL, "format"))
{
if(aluChannelsFromFormat(device->Format) == 1)
speakers = DSSPEAKER_COMBINED(DSSPEAKER_MONO, 0);
else if(aluChannelsFromFormat(device->Format) == 2)
speakers = DSSPEAKER_COMBINED(DSSPEAKER_STEREO, 0);
else if(aluChannelsFromFormat(device->Format) == 4)
speakers = DSSPEAKER_COMBINED(DSSPEAKER_QUAD, 0);
else if(aluChannelsFromFormat(device->Format) == 6)
speakers = DSSPEAKER_COMBINED(DSSPEAKER_5POINT1, 0);
else if(aluChannelsFromFormat(device->Format) == 8)
speakers = DSSPEAKER_COMBINED(DSSPEAKER_7POINT1, 0);
else
{
AL_PRINT("Unknown format: 0x%x\n", device->Format);
return ALC_FALSE;
}
}
if(SUCCEEDED(hr))
{
speakers = DSSPEAKER_CONFIG(speakers);
if(speakers == DSSPEAKER_MONO)
{
if(aluBytesFromFormat(device->Format) == 1)
format = AL_FORMAT_MONO8;
else if(aluBytesFromFormat(device->Format) == 2)
format = AL_FORMAT_MONO16;
else if(aluBytesFromFormat(device->Format) == 4)
format = AL_FORMAT_MONO_FLOAT32;
OutputType.dwChannelMask = SPEAKER_FRONT_CENTER;
}
else if(speakers == DSSPEAKER_STEREO)
{
if(aluBytesFromFormat(device->Format) == 1)
format = AL_FORMAT_STEREO8;
else if(aluBytesFromFormat(device->Format) == 2)
format = AL_FORMAT_STEREO16;
else if(aluBytesFromFormat(device->Format) == 4)
format = AL_FORMAT_STEREO_FLOAT32;
OutputType.dwChannelMask = SPEAKER_FRONT_LEFT |
SPEAKER_FRONT_RIGHT;
}
else if(speakers == DSSPEAKER_QUAD)
{
if(aluBytesFromFormat(device->Format) == 1)
format = AL_FORMAT_QUAD8;
else if(aluBytesFromFormat(device->Format) == 2)
format = AL_FORMAT_QUAD16;
else if(aluBytesFromFormat(device->Format) == 4)
format = AL_FORMAT_QUAD32;
OutputType.dwChannelMask = SPEAKER_FRONT_LEFT |
SPEAKER_FRONT_RIGHT |
SPEAKER_BACK_LEFT |
SPEAKER_BACK_RIGHT;
}
else if(speakers == DSSPEAKER_5POINT1)
{
if(aluBytesFromFormat(device->Format) == 1)
format = AL_FORMAT_51CHN8;
else if(aluBytesFromFormat(device->Format) == 2)
format = AL_FORMAT_51CHN16;
else if(aluBytesFromFormat(device->Format) == 4)
format = AL_FORMAT_51CHN32;
OutputType.dwChannelMask = SPEAKER_FRONT_LEFT |
SPEAKER_FRONT_RIGHT |
SPEAKER_FRONT_CENTER |
SPEAKER_LOW_FREQUENCY |
SPEAKER_BACK_LEFT |
SPEAKER_BACK_RIGHT;
}
else if(speakers == DSSPEAKER_7POINT1)
{
if(aluBytesFromFormat(device->Format) == 1)
format = AL_FORMAT_71CHN8;
else if(aluBytesFromFormat(device->Format) == 2)
format = AL_FORMAT_71CHN16;
else if(aluBytesFromFormat(device->Format) == 4)
format = AL_FORMAT_71CHN32;
OutputType.dwChannelMask = SPEAKER_FRONT_LEFT |
SPEAKER_FRONT_RIGHT |
SPEAKER_FRONT_CENTER |
SPEAKER_LOW_FREQUENCY |
SPEAKER_BACK_LEFT |
SPEAKER_BACK_RIGHT |
SPEAKER_SIDE_LEFT |
SPEAKER_SIDE_RIGHT;
}
else
format = device->Format;
frameSize = aluFrameSizeFromFormat(format);
OutputType.Format.wFormatTag = WAVE_FORMAT_PCM;
OutputType.Format.nChannels = aluChannelsFromFormat(format);
OutputType.Format.wBitsPerSample = aluBytesFromFormat(format) * 8;
OutputType.Format.nBlockAlign = OutputType.Format.nChannels*OutputType.Format.wBitsPerSample/8;
OutputType.Format.nSamplesPerSec = device->Frequency;
OutputType.Format.nAvgBytesPerSec = OutputType.Format.nSamplesPerSec*OutputType.Format.nBlockAlign;
OutputType.Format.cbSize = 0;
}
if(OutputType.Format.nChannels > 2 || OutputType.Format.wBitsPerSample > 16)
{
OutputType.Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
OutputType.Samples.wValidBitsPerSample = OutputType.Format.wBitsPerSample;
OutputType.Format.cbSize = 22;
if(OutputType.Format.wBitsPerSample == 32)
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
else
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
}
else
{
if(SUCCEEDED(hr))
{
memset(&DSBDescription,0,sizeof(DSBUFFERDESC));
DSBDescription.dwSize=sizeof(DSBUFFERDESC);
DSBDescription.dwFlags=DSBCAPS_PRIMARYBUFFER;
hr = IDirectSound_CreateSoundBuffer(pData->lpDS, &DSBDescription, &pData->DSpbuffer, NULL);
}
if(SUCCEEDED(hr))
hr = IDirectSoundBuffer_SetFormat(pData->DSpbuffer,&OutputType.Format);
}
if(SUCCEEDED(hr))
{
memset(&DSBDescription,0,sizeof(DSBUFFERDESC));
DSBDescription.dwSize=sizeof(DSBUFFERDESC);
DSBDescription.dwFlags=DSBCAPS_GLOBALFOCUS|DSBCAPS_GETCURRENTPOSITION2;
DSBDescription.dwBufferBytes=device->UpdateSize * device->NumUpdates * frameSize;
DSBDescription.lpwfxFormat=&OutputType.Format;
hr = IDirectSound_CreateSoundBuffer(pData->lpDS, &DSBDescription, &pData->DSsbuffer, NULL);
}
if(SUCCEEDED(hr))
hr = IDirectSoundBuffer_Play(pData->DSsbuffer, 0, 0, DSBPLAY_LOOPING);
if(SUCCEEDED(hr))
{
device->Format = format;
SetDefaultWFXChannelOrder(device);
pData->thread = StartThread(DSoundProc, device);
if(!pData->thread)
hr = E_FAIL;
}
if(FAILED(hr))
{
if (pData->DSsbuffer)
IDirectSoundBuffer_Release(pData->DSsbuffer);
pData->DSsbuffer = NULL;
if (pData->DSpbuffer)
IDirectSoundBuffer_Release(pData->DSpbuffer);
pData->DSpbuffer = NULL;
return ALC_FALSE;
}
return ALC_TRUE;
}
static ALCboolean DSoundResetPlayback(ALCdevice *device)
{
DSoundData *pData = (DSoundData*)device->ExtraData;
DSBUFFERDESC DSBDescription;
WAVEFORMATEXTENSIBLE OutputType;
DWORD speakers;
HRESULT hr;
memset(&OutputType, 0, sizeof(OutputType));
switch(device->FmtType)
{
case DevFmtByte:
device->FmtType = DevFmtUByte;
break;
case DevFmtUShort:
device->FmtType = DevFmtShort;
break;
case DevFmtUByte:
case DevFmtShort:
case DevFmtFloat:
break;
}
hr = IDirectSound_GetSpeakerConfig(pData->lpDS, &speakers);
if(SUCCEEDED(hr) && ConfigValueExists(NULL, "format"))
{
switch(device->FmtChans)
{
case DevFmtMono:
speakers = DSSPEAKER_COMBINED(DSSPEAKER_MONO, 0);
break;
case DevFmtStereo:
speakers = DSSPEAKER_COMBINED(DSSPEAKER_STEREO, 0);
break;
case DevFmtQuad:
speakers = DSSPEAKER_COMBINED(DSSPEAKER_QUAD, 0);
break;
case DevFmtX51:
speakers = DSSPEAKER_COMBINED(DSSPEAKER_5POINT1, 0);
break;
case DevFmtX61:
/* ??? */
;
break;
case DevFmtX71:
speakers = DSSPEAKER_COMBINED(DSSPEAKER_7POINT1, 0);
break;
}
}
if(SUCCEEDED(hr))
{
speakers = DSSPEAKER_CONFIG(speakers);
if(speakers == DSSPEAKER_MONO)
{
device->FmtChans = DevFmtMono;
OutputType.dwChannelMask = SPEAKER_FRONT_CENTER;
}
else if(speakers == DSSPEAKER_STEREO || speakers == DSSPEAKER_HEADPHONE)
{
device->FmtChans = DevFmtStereo;
OutputType.dwChannelMask = SPEAKER_FRONT_LEFT |
SPEAKER_FRONT_RIGHT;
}
else if(speakers == DSSPEAKER_QUAD)
{
device->FmtChans = DevFmtQuad;
OutputType.dwChannelMask = SPEAKER_FRONT_LEFT |
SPEAKER_FRONT_RIGHT |
SPEAKER_BACK_LEFT |
SPEAKER_BACK_RIGHT;
}
else if(speakers == DSSPEAKER_5POINT1)
{
device->FmtChans = DevFmtX51;
OutputType.dwChannelMask = SPEAKER_FRONT_LEFT |
SPEAKER_FRONT_RIGHT |
SPEAKER_FRONT_CENTER |
SPEAKER_LOW_FREQUENCY |
SPEAKER_BACK_LEFT |
SPEAKER_BACK_RIGHT;
}
else if(speakers == DSSPEAKER_7POINT1)
{
device->FmtChans = DevFmtX71;
OutputType.dwChannelMask = SPEAKER_FRONT_LEFT |
SPEAKER_FRONT_RIGHT |
SPEAKER_FRONT_CENTER |
SPEAKER_LOW_FREQUENCY |
SPEAKER_BACK_LEFT |
SPEAKER_BACK_RIGHT |
SPEAKER_SIDE_LEFT |
SPEAKER_SIDE_RIGHT;
}
OutputType.Format.wFormatTag = WAVE_FORMAT_PCM;
OutputType.Format.nChannels = ChannelsFromDevFmt(device->FmtChans);
OutputType.Format.wBitsPerSample = BytesFromDevFmt(device->FmtType) * 8;
OutputType.Format.nBlockAlign = OutputType.Format.nChannels*OutputType.Format.wBitsPerSample/8;
OutputType.Format.nSamplesPerSec = device->Frequency;
OutputType.Format.nAvgBytesPerSec = OutputType.Format.nSamplesPerSec*OutputType.Format.nBlockAlign;
OutputType.Format.cbSize = 0;
}
if(OutputType.Format.nChannels > 2 || OutputType.Format.wBitsPerSample > 16)
{
OutputType.Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
OutputType.Samples.wValidBitsPerSample = OutputType.Format.wBitsPerSample;
OutputType.Format.cbSize = 22;
if(OutputType.Format.wBitsPerSample == 32)
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
else
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
}
else
{
if(SUCCEEDED(hr))
{
memset(&DSBDescription,0,sizeof(DSBUFFERDESC));
DSBDescription.dwSize=sizeof(DSBUFFERDESC);
DSBDescription.dwFlags=DSBCAPS_PRIMARYBUFFER;
hr = IDirectSound_CreateSoundBuffer(pData->lpDS, &DSBDescription, &pData->DSpbuffer, NULL);
}
if(SUCCEEDED(hr))
hr = IDirectSoundBuffer_SetFormat(pData->DSpbuffer,&OutputType.Format);
}
if(SUCCEEDED(hr))
{
memset(&DSBDescription,0,sizeof(DSBUFFERDESC));
DSBDescription.dwSize=sizeof(DSBUFFERDESC);
DSBDescription.dwFlags=DSBCAPS_GLOBALFOCUS|DSBCAPS_GETCURRENTPOSITION2;
DSBDescription.dwBufferBytes=device->UpdateSize * device->NumUpdates *
OutputType.Format.nBlockAlign;
DSBDescription.lpwfxFormat=&OutputType.Format;
hr = IDirectSound_CreateSoundBuffer(pData->lpDS, &DSBDescription, &pData->DSsbuffer, NULL);
}
if(SUCCEEDED(hr))
{
SetDefaultWFXChannelOrder(device);
pData->thread = StartThread(DSoundProc, device);
if(!pData->thread)
hr = E_FAIL;
}
if(FAILED(hr))
{
if (pData->DSsbuffer)
IDirectSoundBuffer_Release(pData->DSsbuffer);
pData->DSsbuffer = NULL;
if (pData->DSpbuffer)
IDirectSoundBuffer_Release(pData->DSpbuffer);
pData->DSpbuffer = NULL;
return ALC_FALSE;
}
return ALC_TRUE;
}