SNDOBJ *SndObjCreate(IDirectSound *pDS, LPCTSTR lpName, int iConcurrent)
{
SNDOBJ *pSO = NULL;
LPWAVEFORMATEX pWaveHeader;
BOOL fFound = FALSE;
BYTE *pbData;
DWORD cbData;
void *pvBase;
if (DSGetWaveResource(NULL, lpName, &pWaveHeader, &pbData, &cbData))
fFound = TRUE;
if (DSGetWaveFile(NULL, lpName, &pWaveHeader, &pbData, &cbData, &pvBase))
{
fFound = TRUE;
UnmapViewOfFile( pvBase );
}
if( fFound )
{
if (iConcurrent < 1)
iConcurrent = 1;
if ((pSO = (SNDOBJ *)LocalAlloc(LPTR, sizeof(SNDOBJ) +
(iConcurrent-1) * sizeof(IDirectSoundBuffer *))) != NULL)
{
int i;
pSO->iAlloc = iConcurrent;
pSO->pbWaveData = pbData;
pSO->cbWaveSize = cbData;
pSO->Buffers[0] = DSLoadSoundBuffer(pDS, lpName);
for (i=1; i<pSO->iAlloc; i++)
{
if (FAILED(IDirectSound_DuplicateSoundBuffer(pDS,
pSO->Buffers[0], &pSO->Buffers[i])))
{
pSO->Buffers[i] = DSLoadSoundBuffer(pDS, lpName);
if (!pSO->Buffers[i]) {
SndObjDestroy(pSO);
pSO = NULL;
break;
}
}
}
}
}
return pSO;
}
SNDOBJ *SndObjCreate(IDirectSound *pDS, char *lpName, int sfx_flags , DWORD buf_flags, int sfx)
{
SNDOBJ *pSO = NULL;
void * Buffer = NULL;
int i;
HRESULT hres;
DSBCAPS dsbcaps;
#if 0
// needed for locking sound buffer
LPVOID lpvAudioPtr1;
DWORD dwAudioBytes1;
LPVOID lpvAudioPtr2;
DWORD dwAudioBytes2;
DWORD dwFlags = DSBLOCK_ENTIREBUFFER;
#endif
pSO = (SNDOBJ *)malloc(sizeof(SNDOBJ));
if ( !FreeHWBuffers )
buf_flags |= DSBCAPS_LOCSOFTWARE;
if (pSO != NULL)
{
memset( pSO, 0, sizeof(SNDOBJ) );
pSO->Dup_Buffer[0] = NULL;
pSO->CompoundBuffer = FALSE;
pSO->looping_sfx_index[0] = -1;
// if sound is already loaded into HW...
if ( ( IS_COMPOUND( sfx_flags ) ) && CompoundSfxAllocated[sfx] )
{
pSO->CompoundBuffer = TRUE;
for (i = 0; i < MAX_DUP_BUFFERS; i++)
pSO->CompoundBufferLookup[i] = -1;
}else
{
if ( A3DCapable )
{
pSO->Dup_Buffer[0] = DSLoad3DSoundBuffer(pDS, lpName, &pSO->Dup_3DBuffer[0], buf_flags );
}else
{
// create buffer. Will create in hw if available, since only 16 channels have been used for compound sfx
if( buf_flags & DSBCAPS_CTRL3D )
{
pSO->Dup_Buffer[0] = DSLoad3DSoundBuffer(pDS, lpName, &pSO->Dup_3DBuffer[0], buf_flags );
}else{
pSO->Dup_Buffer[0] = DSLoadSoundBuffer(pDS, lpName, buf_flags );
}
}
if( !pSO->Dup_Buffer[ 0 ] )
{
Msg("Unable to create sound buffer for %s\n", lpName );
InvalidateBuffers( pSO );
return pSO;
}
// get caps of buffer
memset( &dsbcaps, 0, sizeof( DSBCAPS ) );
dsbcaps.dwSize = sizeof( DSBCAPS );
IDirectSoundBuffer_GetCaps( pSO->Dup_Buffer[ 0 ], &dsbcaps );
if ( dsbcaps.dwFlags & DSBCAPS_LOCHARDWARE )
{
//DebugPrintf("creating %s in hardware\n", lpName );
}else
{
//DebugPrintf("creating %s in software\n", lpName );
#if 0
// lock buffer
IDirectSoundBuffer_Lock( pSO->Dup_Buffer[ 0 ], 0, 0, &lpvAudioPtr1, &dwAudioBytes1,
&lpvAudioPtr2, &dwAudioBytes2, dwFlags );
// make non-volatile
MakeRegionPresent( ( BYTE * )lpvAudioPtr1, (UINT)dwAudioBytes1 );
// unlock buffer
IDirectSoundBuffer_Unlock( pSO->Dup_Buffer[ 0 ], lpvAudioPtr1, 0, lpvAudioPtr2, 0 );
#endif
}
// if buffer in hw, should check free channels here, but Ensoniq driver always reports back 256
// so we will just have to try duplicating until failure
for (i = 1; i < MAX_DUP_BUFFERS; i++)
{
pSO->looping_sfx_index[i] = -1;
// duplicate 2D buffer...
if ( !SoundBufferDuplicate( pDS, pSO->Dup_Buffer[0], &pSO->Dup_Buffer[i]) )
{
DebugPrintf("unable to duplicate sound buffer\n");
// invalidate buffer & all duplicates
InvalidateBuffers( pSO );
// was original buffer hw? if so, try to recreate in sw
if ( dsbcaps.dwFlags & DSBCAPS_LOCHARDWARE )
{
DebugPrintf("trying to recreate in sw\n");
FreeHWBuffers = FALSE;
// recreate all buffers up to & including this one in software
if( buf_flags & DSBCAPS_CTRL3D )
{
pSO->Dup_Buffer[ 0 ] = DSLoad3DSoundBuffer(pDS, lpName, &pSO->Dup_3DBuffer[ 0 ], buf_flags | DSBCAPS_LOCSOFTWARE );
}else{
pSO->Dup_Buffer[ 0 ] = DSLoadSoundBuffer(pDS, lpName, buf_flags | DSBCAPS_LOCSOFTWARE );
}
if( !pSO->Dup_Buffer[ 0 ] )
{
Msg("Unable to create sound buffer for %s\n", lpName );
InvalidateBuffers( pSO );
return pSO;
}
i = 0;
continue;
}else
{
// couldn't duplicate buffer in sw - just break out with buffer info still marked as invalid
Msg("unable to duplicate buffers in sw\n");
break;
}
}
// query for 3D interface if we are using 3D...
if ( pSO->Dup_3DBuffer[0] )
{
hres = IDirectSoundBuffer_QueryInterface(pSO->Dup_Buffer[i], &IID_IDirectSound3DBuffer, &pSO->Dup_3DBuffer[i]);
}
}
}
}
return pSO;
}
