/* DirectSound * * Copyright 1998 Marcus Meissner * Copyright 1998 Rob Riggs * Copyright 2000-2002 TransGaming Technologies, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* * Most thread locking is complete. There may be a few race * conditions still lurking. * * Tested with a Soundblaster clone, a Gravis UltraSound Classic, * and a Turtle Beach Tropez+. * * TODO: * Implement SetCooperativeLevel properly (need to address focus issues) * Implement DirectSound3DBuffers (stubs in place) * Use hardware 3D support if available * Add critical section locking inside Release and AddRef methods * Handle static buffers - put those in hardware, non-static not in hardware * Hardware DuplicateSoundBuffer * Proper volume calculation, and setting volume in HEL primary buffer * Optimize WINMM and negotiate fragment size, decrease DS_HEL_MARGIN */ #include "config.h" #include "wine/port.h" #include #include #include #include #include #ifdef HAVE_UNISTD_H # include #endif #include #include #include #define NONAMELESSSTRUCT #define NONAMELESSUNION #include "windef.h" #include "winbase.h" #include "winreg.h" #include "winuser.h" #include "wingdi.h" #include "winuser.h" #include "winerror.h" #include "mmsystem.h" #include "winternl.h" #include "mmddk.h" #include "wine/windef16.h" #include "wine/winbase16.h" #include "wine/debug.h" #include "dsound.h" #include "dsdriver.h" #include "dsound_private.h" #include "dsconf.h" WINE_DEFAULT_DEBUG_CHANNEL(dsound); /* these are eligible for tuning... they must be high on slow machines... */ /* some stuff may get more responsive with lower values though... */ #define DS_EMULDRIVER 0 /* some games (Quake 2, UT) refuse to accept emulated dsound devices. set to 0 ! */ #define DS_HEL_MARGIN 5 /* HEL only: number of waveOut fragments ahead to mix in new buffers * (keep this close or equal to DS_HEL_QUEUE for best results) */ #define DS_HEL_QUEUE 5 /* HEL only: number of waveOut fragments ahead to queue to driver * (this will affect HEL sound reliability and latency) */ #define DS_SND_QUEUE_MAX 28 /* max number of fragments to prebuffer */ #define DS_SND_QUEUE_MIN 12 /* min number of fragments to prebuffer */ IDirectSoundImpl* dsound = NULL; HRESULT mmErr(UINT err) { switch(err) { case MMSYSERR_NOERROR: return DS_OK; case MMSYSERR_ALLOCATED: return DSERR_ALLOCATED; case MMSYSERR_ERROR: case MMSYSERR_INVALHANDLE: case WAVERR_STILLPLAYING: return DSERR_GENERIC; /* FIXME */ case MMSYSERR_NODRIVER: return DSERR_NODRIVER; case MMSYSERR_NOMEM: return DSERR_OUTOFMEMORY; case MMSYSERR_INVALPARAM: case WAVERR_BADFORMAT: case WAVERR_UNPREPARED: return DSERR_INVALIDPARAM; case MMSYSERR_NOTSUPPORTED: return DSERR_UNSUPPORTED; default: FIXME("Unknown MMSYS error %d\n",err); return DSERR_GENERIC; } } int ds_emuldriver = DS_EMULDRIVER; int ds_hel_margin = DS_HEL_MARGIN; int ds_hel_queue = DS_HEL_QUEUE; int ds_snd_queue_max = DS_SND_QUEUE_MAX; int ds_snd_queue_min = DS_SND_QUEUE_MIN; int ds_hw_accel = DS_HW_ACCEL_FULL; int ds_default_playback = 0; int ds_default_capture = 0; /* * Get a config key from either the app-specific or the default config */ inline static DWORD get_config_key( HKEY defkey, HKEY appkey, const char *name, char *buffer, DWORD size ) { if (appkey && !RegQueryValueExA( appkey, name, 0, NULL, buffer, &size )) return 0; return RegQueryValueExA( defkey, name, 0, NULL, buffer, &size ); } /* * Setup the dsound options. */ void setup_dsound_options(void) { char buffer[MAX_PATH+1]; HKEY hkey, appkey = 0; buffer[MAX_PATH]='\0'; if (RegCreateKeyExA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\dsound", 0, NULL, REG_OPTION_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, NULL )) { ERR("Cannot create config registry key\n" ); ExitProcess(1); } if (GetModuleFileNameA( 0, buffer, MAX_PATH )) { HKEY tmpkey; if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\AppDefaults", &tmpkey )) { char appname[MAX_PATH+16]; char *p = strrchr( buffer, '\\' ); if (p!=NULL) { appname[MAX_PATH]='\0'; strncpy(appname,p+1,MAX_PATH); strcat(appname,"\\dsound"); TRACE("appname = [%s] \n",appname); if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0; RegCloseKey( tmpkey ); } } } /* get options */ if (!get_config_key( hkey, appkey, "EmulDriver", buffer, MAX_PATH )) ds_emuldriver = strcmp(buffer, "N"); if (!get_config_key( hkey, appkey, "HELmargin", buffer, MAX_PATH )) ds_hel_margin = atoi(buffer); if (!get_config_key( hkey, appkey, "HELqueue", buffer, MAX_PATH )) ds_hel_queue = atoi(buffer); if (!get_config_key( hkey, appkey, "SndQueueMax", buffer, MAX_PATH )) ds_snd_queue_max = atoi(buffer); if (!get_config_key( hkey, appkey, "SndQueueMin", buffer, MAX_PATH )) ds_snd_queue_min = atoi(buffer); if (!get_config_key( hkey, appkey, "HardwareAcceleration", buffer, MAX_PATH )) { if (strcmp(buffer, "Full") == 0) ds_hw_accel = DS_HW_ACCEL_FULL; else if (strcmp(buffer, "Standard") == 0) ds_hw_accel = DS_HW_ACCEL_STANDARD; else if (strcmp(buffer, "Basic") == 0) ds_hw_accel = DS_HW_ACCEL_BASIC; else if (strcmp(buffer, "Emulation") == 0) ds_hw_accel = DS_HW_ACCEL_EMULATION; } if (!get_config_key( hkey, appkey, "DefaultPlayback", buffer, MAX_PATH )) ds_default_playback = atoi(buffer); if (!get_config_key( hkey, appkey, "DefaultCapture", buffer, MAX_PATH )) ds_default_capture = atoi(buffer); if (appkey) RegCloseKey( appkey ); RegCloseKey( hkey ); if (ds_emuldriver != DS_EMULDRIVER ) WARN("ds_emuldriver = %d (default=%d)\n",ds_emuldriver, DS_EMULDRIVER); if (ds_hel_margin != DS_HEL_MARGIN ) WARN("ds_hel_margin = %d (default=%d)\n",ds_hel_margin, DS_HEL_MARGIN ); if (ds_hel_queue != DS_HEL_QUEUE ) WARN("ds_hel_queue = %d (default=%d)\n",ds_hel_queue, DS_HEL_QUEUE ); if (ds_snd_queue_max != DS_SND_QUEUE_MAX) WARN("ds_snd_queue_max = %d (default=%d)\n",ds_snd_queue_max ,DS_SND_QUEUE_MAX); if (ds_snd_queue_min != DS_SND_QUEUE_MIN) WARN("ds_snd_queue_min = %d (default=%d)\n",ds_snd_queue_min ,DS_SND_QUEUE_MIN); if (ds_hw_accel != DS_HW_ACCEL_FULL) WARN("ds_hw_accel = %s (default=Full)\n", ds_hw_accel==DS_HW_ACCEL_FULL ? "Full" : ds_hw_accel==DS_HW_ACCEL_STANDARD ? "Standard" : ds_hw_accel==DS_HW_ACCEL_BASIC ? "Basic" : ds_hw_accel==DS_HW_ACCEL_EMULATION ? "Emulation" : "Unknown"); if (ds_default_playback != 0) WARN("ds_default_playback = %d (default=0)\n",ds_default_playback); if (ds_default_capture != 0) WARN("ds_default_capture = %d (default=0)\n",ds_default_playback); } /*************************************************************************** * GetDeviceID [DSOUND.9] * * Retrieves unique identifier of default device specified * * PARAMS * pGuidSrc [I] Address of device GUID. * pGuidDest [O] Address to receive unique device GUID. * * RETURNS * Success: DS_OK * Failure: DSERR_INVALIDPARAM * * NOTES * pGuidSrc is a valid device GUID or DSDEVID_DefaultPlayback, * DSDEVID_DefaultCapture, DSDEVID_DefaultVoicePlayback, or * DSDEVID_DefaultVoiceCapture. * Returns pGuidSrc if pGuidSrc is a valid device or the device * GUID for the specified constants. */ HRESULT WINAPI GetDeviceID(LPCGUID pGuidSrc, LPGUID pGuidDest) { TRACE("(%p,%p)\n",pGuidSrc,pGuidDest); if ( pGuidSrc == NULL) { WARN("invalid parameter: pGuidSrc == NULL\n"); return DSERR_INVALIDPARAM; } if ( pGuidDest == NULL ) { WARN("invalid parameter: pGuidDest == NULL\n"); return DSERR_INVALIDPARAM; } if ( IsEqualGUID( &DSDEVID_DefaultPlayback, pGuidSrc ) || IsEqualGUID( &DSDEVID_DefaultVoicePlayback, pGuidSrc ) ) { GUID guid; int err = mmErr(waveOutMessage((HWAVEOUT)ds_default_playback,DRV_QUERYDSOUNDGUID,(DWORD)&guid,0)); if (err == DS_OK) { memcpy(pGuidDest, &guid, sizeof(GUID)); return DS_OK; } } if ( IsEqualGUID( &DSDEVID_DefaultCapture, pGuidSrc ) || IsEqualGUID( &DSDEVID_DefaultVoiceCapture, pGuidSrc ) ) { GUID guid; int err = mmErr(waveInMessage((HWAVEIN)ds_default_capture,DRV_QUERYDSOUNDGUID,(DWORD)&guid,0)); if (err == DS_OK) { memcpy(pGuidDest, &guid, sizeof(GUID)); return DS_OK; } } memcpy(pGuidDest, pGuidSrc, sizeof(GUID)); return DS_OK; } /*************************************************************************** * DirectSoundEnumerateA [DSOUND.2] * * Enumerate all DirectSound drivers installed in the system * * PARAMS * lpDSEnumCallback [I] Address of callback function. * lpContext [I] Address of user defined context passed to callback function. * * RETURNS * Success: DS_OK * Failure: DSERR_INVALIDPARAM */ HRESULT WINAPI DirectSoundEnumerateA( LPDSENUMCALLBACKA lpDSEnumCallback, LPVOID lpContext) { unsigned devs, wod; DSDRIVERDESC desc; GUID guid; int err; TRACE("lpDSEnumCallback = %p, lpContext = %p\n", lpDSEnumCallback, lpContext); if (lpDSEnumCallback == NULL) { WARN("invalid parameter: lpDSEnumCallback == NULL\n"); return DSERR_INVALIDPARAM; } devs = waveOutGetNumDevs(); if (devs > 0) { if (GetDeviceID(&DSDEVID_DefaultPlayback, &guid) == DS_OK) { GUID temp; for (wod = 0; wod < devs; ++wod) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDGUID,(DWORD)&temp,0)); if (err == DS_OK) { if (IsEqualGUID( &guid, &temp ) ) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD)&desc,0)); if (err == DS_OK) { TRACE("calling lpDSEnumCallback(NULL,\"%s\",\"%s\",%p)\n", "Primary Sound Driver",desc.szDrvName,lpContext); if (lpDSEnumCallback(NULL, "Primary Sound Driver", desc.szDrvName, lpContext) == FALSE) return DS_OK; } } } } } } for (wod = 0; wod < devs; ++wod) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD)&desc,0)); if (err == DS_OK) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDGUID,(DWORD)&guid,0)); if (err == DS_OK) { TRACE("calling lpDSEnumCallback(%s,\"%s\",\"%s\",%p)\n", debugstr_guid(&guid),desc.szDesc,desc.szDrvName,lpContext); if (lpDSEnumCallback(&guid, desc.szDesc, desc.szDrvName, lpContext) == FALSE) return DS_OK; } } } return DS_OK; } /*************************************************************************** * DirectSoundEnumerateW [DSOUND.3] * * Enumerate all DirectSound drivers installed in the system * * PARAMS * lpDSEnumCallback [I] Address of callback function. * lpContext [I] Address of user defined context passed to callback function. * * RETURNS * Success: DS_OK * Failure: DSERR_INVALIDPARAM */ HRESULT WINAPI DirectSoundEnumerateW( LPDSENUMCALLBACKW lpDSEnumCallback, LPVOID lpContext ) { unsigned devs, wod; DSDRIVERDESC desc; GUID guid; int err; WCHAR wDesc[MAXPNAMELEN]; WCHAR wName[MAXPNAMELEN]; TRACE("lpDSEnumCallback = %p, lpContext = %p\n", lpDSEnumCallback, lpContext); if (lpDSEnumCallback == NULL) { WARN("invalid parameter: lpDSEnumCallback == NULL\n"); return DSERR_INVALIDPARAM; } devs = waveOutGetNumDevs(); if (devs > 0) { if (GetDeviceID(&DSDEVID_DefaultPlayback, &guid) == DS_OK) { GUID temp; for (wod = 0; wod < devs; ++wod) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDGUID,(DWORD)&temp,0)); if (err == DS_OK) { if (IsEqualGUID( &guid, &temp ) ) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD)&desc,0)); if (err == DS_OK) { TRACE("calling lpDSEnumCallback(NULL,\"%s\",\"%s\",%p)\n", "Primary Sound Driver",desc.szDrvName,lpContext); MultiByteToWideChar( CP_ACP, 0, "Primary Sound Driver", -1, wDesc, sizeof(wDesc)/sizeof(WCHAR) ); MultiByteToWideChar( CP_ACP, 0, desc.szDrvName, -1, wName, sizeof(wName)/sizeof(WCHAR) ); if (lpDSEnumCallback(NULL, wDesc, wName, lpContext) == FALSE) return DS_OK; } } } } } } for (wod = 0; wod < devs; ++wod) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD)&desc,0)); if (err == DS_OK) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDGUID,(DWORD)&guid,0)); if (err == DS_OK) { TRACE("calling lpDSEnumCallback(%s,\"%s\",\"%s\",%p)\n", debugstr_guid(&guid),desc.szDesc,desc.szDrvName,lpContext); MultiByteToWideChar( CP_ACP, 0, desc.szDesc, -1, wDesc, sizeof(wDesc)/sizeof(WCHAR) ); MultiByteToWideChar( CP_ACP, 0, desc.szDrvName, -1, wName, sizeof(wName)/sizeof(WCHAR) ); if (lpDSEnumCallback(&guid, wDesc, wName, lpContext) == FALSE) return DS_OK; } } } return DS_OK; } static void _dump_DSBCAPS(DWORD xmask) { struct { DWORD mask; char *name; } flags[] = { #define FE(x) { x, #x }, FE(DSBCAPS_PRIMARYBUFFER) FE(DSBCAPS_STATIC) FE(DSBCAPS_LOCHARDWARE) FE(DSBCAPS_LOCSOFTWARE) FE(DSBCAPS_CTRL3D) FE(DSBCAPS_CTRLFREQUENCY) FE(DSBCAPS_CTRLPAN) FE(DSBCAPS_CTRLVOLUME) FE(DSBCAPS_CTRLPOSITIONNOTIFY) FE(DSBCAPS_CTRLDEFAULT) FE(DSBCAPS_CTRLALL) FE(DSBCAPS_STICKYFOCUS) FE(DSBCAPS_GLOBALFOCUS) FE(DSBCAPS_GETCURRENTPOSITION2) FE(DSBCAPS_MUTE3DATMAXDISTANCE) #undef FE }; int i; for (i=0;ipriolevel = level; return DS_OK; } static HRESULT WINAPI IDirectSoundImpl_CreateSoundBuffer( LPDIRECTSOUND8 iface,LPCDSBUFFERDESC dsbd,LPLPDIRECTSOUNDBUFFER8 ppdsb,LPUNKNOWN lpunk ) { ICOM_THIS(IDirectSoundImpl,iface); LPWAVEFORMATEX wfex; HRESULT hres = DS_OK; TRACE("(%p,%p,%p,%p)\n",This,dsbd,ppdsb,lpunk); if (This == NULL) { WARN("invalid parameter: This == NULL\n"); return DSERR_INVALIDPARAM; } if (dsbd == NULL) { WARN("invalid parameter: dsbd == NULL\n"); return DSERR_INVALIDPARAM; } if (ppdsb == NULL) { WARN("invalid parameter: ppdsb == NULL\n"); return DSERR_INVALIDPARAM; } if (TRACE_ON(dsound)) { TRACE("(structsize=%ld)\n",dsbd->dwSize); TRACE("(flags=0x%08lx:\n",dsbd->dwFlags); _dump_DSBCAPS(dsbd->dwFlags); DPRINTF(")\n"); TRACE("(bufferbytes=%ld)\n",dsbd->dwBufferBytes); TRACE("(lpwfxFormat=%p)\n",dsbd->lpwfxFormat); } wfex = dsbd->lpwfxFormat; if (wfex) TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld," "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n", wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec, wfex->nAvgBytesPerSec, wfex->nBlockAlign, wfex->wBitsPerSample, wfex->cbSize); if (dsbd->dwFlags & DSBCAPS_PRIMARYBUFFER) { if (This->primary) { WARN("Primary Buffer already created\n"); IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER8)(This->primary)); *ppdsb = (LPDIRECTSOUNDBUFFER8)(This->primary); } else { This->dsbd = *dsbd; hres = PrimaryBufferImpl_Create(This, (PrimaryBufferImpl**)&(This->primary), &(This->dsbd)); if (This->primary) { IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER8)(This->primary)); *ppdsb = (LPDIRECTSOUNDBUFFER8)(This->primary); } else WARN("PrimaryBufferImpl_Create failed\n"); } } else { IDirectSoundBufferImpl * dsb; hres = IDirectSoundBufferImpl_Create(This, (IDirectSoundBufferImpl**)&dsb, dsbd); if (dsb) { hres = SecondaryBufferImpl_Create(dsb, (SecondaryBufferImpl**)ppdsb); if (*ppdsb) { dsb->dsb = (SecondaryBufferImpl*)*ppdsb; IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER8)*ppdsb); } else WARN("SecondaryBufferImpl_Create failed\n"); } else WARN("IDirectSoundBufferImpl_Create failed\n"); } return hres; } static HRESULT WINAPI IDirectSoundImpl_DuplicateSoundBuffer( LPDIRECTSOUND8 iface,LPDIRECTSOUNDBUFFER8 psb,LPLPDIRECTSOUNDBUFFER8 ppdsb ) { ICOM_THIS(IDirectSoundImpl,iface); IDirectSoundBufferImpl* pdsb; IDirectSoundBufferImpl* dsb; HRESULT hres = DS_OK; TRACE("(%p,%p,%p)\n",This,psb,ppdsb); if (This == NULL) { WARN("invalid parameter: This == NULL\n"); return DSERR_INVALIDPARAM; } if (psb == NULL) { WARN("invalid parameter: psb == NULL\n"); return DSERR_INVALIDPARAM; } if (ppdsb == NULL) { WARN("invalid parameter: ppdsb == NULL\n"); return DSERR_INVALIDPARAM; } /* FIXME: hack to make sure we have a secondary buffer */ if ((DWORD)((SecondaryBufferImpl *)psb)->dsb == (DWORD)This) { ERR("trying to duplicate primary buffer\n"); *ppdsb = NULL; return DSERR_INVALIDCALL; } pdsb = ((SecondaryBufferImpl *)psb)->dsb; dsb = (IDirectSoundBufferImpl*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb)); if (dsb == NULL) { WARN("out of memory\n"); *ppdsb = NULL; return DSERR_OUTOFMEMORY; } memcpy(dsb, pdsb, sizeof(IDirectSoundBufferImpl)); if (pdsb->hwbuf) { TRACE("duplicating hardware buffer\n"); hres = IDsDriver_DuplicateSoundBuffer(This->driver, pdsb->hwbuf, (LPVOID *)&dsb->hwbuf); if (hres != DS_OK) { TRACE("IDsDriver_DuplicateSoundBuffer failed, falling back to software buffer\n"); dsb->hwbuf = NULL; /* allocate buffer */ if (This->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY) { dsb->buffer = HeapAlloc(GetProcessHeap(),0,sizeof(*(dsb->buffer))); if (dsb->buffer == NULL) { WARN("out of memory\n"); HeapFree(GetProcessHeap(),0,dsb); *ppdsb = NULL; return DSERR_OUTOFMEMORY; } dsb->buffer->memory = (LPBYTE)HeapAlloc(GetProcessHeap(),0,dsb->buflen); if (dsb->buffer->memory == NULL) { WARN("out of memory\n"); HeapFree(GetProcessHeap(),0,dsb->buffer); HeapFree(GetProcessHeap(),0,dsb); *ppdsb = NULL; return DSERR_OUTOFMEMORY; } dsb->buffer->ref = 1; /* FIXME: copy buffer ? */ } } } else { dsb->hwbuf = NULL; dsb->buffer->ref++; } dsb->ref = 0; dsb->state = STATE_STOPPED; dsb->playpos = 0; dsb->buf_mixpos = 0; dsb->dsound = This; dsb->ds3db = NULL; dsb->iks = NULL; /* FIXME? */ dsb->dsb = NULL; memcpy(&(dsb->wfx), &(pdsb->wfx), sizeof(dsb->wfx)); InitializeCriticalSection(&(dsb->lock)); /* register buffer */ RtlAcquireResourceExclusive(&(This->lock), TRUE); { IDirectSoundBufferImpl **newbuffers; if (This->buffers) newbuffers = (IDirectSoundBufferImpl**)HeapReAlloc(GetProcessHeap(),0,This->buffers,sizeof(IDirectSoundBufferImpl**)*(This->nrofbuffers+1)); else newbuffers = (IDirectSoundBufferImpl**)HeapAlloc(GetProcessHeap(),0,sizeof(IDirectSoundBufferImpl**)*(This->nrofbuffers+1)); if (newbuffers) { This->buffers = newbuffers; This->buffers[This->nrofbuffers] = dsb; This->nrofbuffers++; TRACE("buffer count is now %d\n", This->nrofbuffers); } else { ERR("out of memory for buffer list! Current buffer count is %d\n", This->nrofbuffers); IDirectSoundBuffer8_Release(psb); DeleteCriticalSection(&(dsb->lock)); RtlReleaseResource(&(This->lock)); HeapFree(GetProcessHeap(),0,dsb); *ppdsb = 0; return DSERR_OUTOFMEMORY; } } RtlReleaseResource(&(This->lock)); IDirectSound_AddRef(iface); hres = SecondaryBufferImpl_Create(dsb, (SecondaryBufferImpl**)ppdsb); if (*ppdsb) { dsb->dsb = (SecondaryBufferImpl*)*ppdsb; IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER8)*ppdsb); } else WARN("SecondaryBufferImpl_Create failed\n"); return hres; } static HRESULT WINAPI IDirectSoundImpl_GetCaps(LPDIRECTSOUND8 iface,LPDSCAPS lpDSCaps) { ICOM_THIS(IDirectSoundImpl,iface); TRACE("(%p,%p)\n",This,lpDSCaps); if (This == NULL) { WARN("invalid parameter: This == NULL\n"); return DSERR_INVALIDPARAM; } if (lpDSCaps == NULL) { WARN("invalid parameter: lpDSCaps = NULL\n"); return DSERR_INVALIDPARAM; } /* check is there is enough room */ if (lpDSCaps->dwSize < sizeof(*lpDSCaps)) { WARN("invalid parameter: lpDSCaps->dwSize = %ld < %d\n", lpDSCaps->dwSize, sizeof(*lpDSCaps)); return DSERR_INVALIDPARAM; } lpDSCaps->dwFlags = This->drvcaps.dwFlags; TRACE("(flags=0x%08lx)\n",lpDSCaps->dwFlags); lpDSCaps->dwMinSecondarySampleRate = This->drvcaps.dwMinSecondarySampleRate; lpDSCaps->dwMaxSecondarySampleRate = This->drvcaps.dwMaxSecondarySampleRate; lpDSCaps->dwPrimaryBuffers = This->drvcaps.dwPrimaryBuffers; lpDSCaps->dwMaxHwMixingAllBuffers = This->drvcaps.dwMaxHwMixingAllBuffers; lpDSCaps->dwMaxHwMixingStaticBuffers = This->drvcaps.dwMaxHwMixingStaticBuffers; lpDSCaps->dwMaxHwMixingStreamingBuffers = This->drvcaps.dwMaxHwMixingStreamingBuffers; lpDSCaps->dwFreeHwMixingAllBuffers = This->drvcaps.dwFreeHwMixingAllBuffers; lpDSCaps->dwFreeHwMixingStaticBuffers = This->drvcaps.dwFreeHwMixingStaticBuffers; lpDSCaps->dwFreeHwMixingStreamingBuffers = This->drvcaps.dwFreeHwMixingStreamingBuffers; lpDSCaps->dwMaxHw3DAllBuffers = This->drvcaps.dwMaxHw3DAllBuffers; lpDSCaps->dwMaxHw3DStaticBuffers = This->drvcaps.dwMaxHw3DStaticBuffers; lpDSCaps->dwMaxHw3DStreamingBuffers = This->drvcaps.dwMaxHw3DStreamingBuffers; lpDSCaps->dwFreeHw3DAllBuffers = This->drvcaps.dwFreeHw3DAllBuffers; lpDSCaps->dwFreeHw3DStaticBuffers = This->drvcaps.dwFreeHw3DStaticBuffers; lpDSCaps->dwFreeHw3DStreamingBuffers = This->drvcaps.dwFreeHw3DStreamingBuffers; lpDSCaps->dwTotalHwMemBytes = This->drvcaps.dwTotalHwMemBytes; lpDSCaps->dwFreeHwMemBytes = This->drvcaps.dwFreeHwMemBytes; lpDSCaps->dwMaxContigFreeHwMemBytes = This->drvcaps.dwMaxContigFreeHwMemBytes; /* driver doesn't have these */ lpDSCaps->dwUnlockTransferRateHwBuffers = 4096; /* But we have none... */ lpDSCaps->dwPlayCpuOverheadSwBuffers = 1; /* 1% */ return DS_OK; } static ULONG WINAPI IDirectSoundImpl_AddRef(LPDIRECTSOUND8 iface) { ICOM_THIS(IDirectSoundImpl,iface); TRACE("(%p) ref was %ld, thread is %04lx\n", This, This->ref, GetCurrentThreadId()); return InterlockedIncrement(&This->ref); } static ULONG WINAPI IDirectSoundImpl_Release(LPDIRECTSOUND8 iface) { ICOM_THIS(IDirectSoundImpl,iface); ULONG ulReturn; TRACE("(%p) ref was %ld, thread is %04lx\n", This, This->ref, GetCurrentThreadId()); ulReturn = InterlockedDecrement(&This->ref); if (ulReturn == 0) { HRESULT hres; UINT i; timeKillEvent(This->timerID); timeEndPeriod(DS_TIME_RES); /* wait for timer to expire */ Sleep(DS_TIME_RES+1); RtlAcquireResourceShared(&(This->lock), TRUE); if (This->buffers) { for( i=0;inrofbuffers;i++) IDirectSoundBuffer8_Release((LPDIRECTSOUNDBUFFER8)This->buffers[i]); } RtlReleaseResource(&(This->lock)); if (This->primary) { WARN("primary buffer not released\n"); IDirectSoundBuffer8_Release((LPDIRECTSOUNDBUFFER8)This->primary); } hres = DSOUND_PrimaryDestroy(This); if (hres != DS_OK) WARN("DSOUND_PrimaryDestroy failed\n"); if (This->driver) IDsDriver_Close(This->driver); if (This->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN) waveOutClose(This->hwo); if (This->driver) IDsDriver_Release(This->driver); RtlDeleteResource(&This->lock); DeleteCriticalSection(&This->mixlock); DeleteCriticalSection(&This->ds3dl_lock); HeapFree(GetProcessHeap(),0,This); dsound = NULL; TRACE("(%p) released\n",This); } return ulReturn; } static HRESULT WINAPI IDirectSoundImpl_SetSpeakerConfig( LPDIRECTSOUND8 iface,DWORD config ) { ICOM_THIS(IDirectSoundImpl,iface); TRACE("(%p,0x%08lx)\n",This,config); This->speaker_config = config; WARN("not fully functional\n"); return DS_OK; } static HRESULT WINAPI IDirectSoundImpl_QueryInterface( LPDIRECTSOUND8 iface,REFIID riid,LPVOID *ppobj ) { ICOM_THIS(IDirectSoundImpl,iface); TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj); if (ppobj == NULL) { WARN("invalid parameter\n"); return E_INVALIDARG; } *ppobj = NULL; /* assume failure */ if ( IsEqualGUID(riid, &IID_IUnknown) || IsEqualGUID(riid, &IID_IDirectSound) || IsEqualGUID(riid, &IID_IDirectSound8) ) { IDirectSound8_AddRef((LPDIRECTSOUND8)This); *ppobj = This; return S_OK; } if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) { WARN("app requested IDirectSound3DListener on dsound object\n"); return E_NOINTERFACE; } FIXME( "Unknown IID %s\n", debugstr_guid( riid ) ); return E_NOINTERFACE; } static HRESULT WINAPI IDirectSoundImpl_Compact( LPDIRECTSOUND8 iface) { ICOM_THIS(IDirectSoundImpl,iface); TRACE("(%p)\n", This); return DS_OK; } static HRESULT WINAPI IDirectSoundImpl_GetSpeakerConfig( LPDIRECTSOUND8 iface, LPDWORD lpdwSpeakerConfig) { ICOM_THIS(IDirectSoundImpl,iface); TRACE("(%p, %p)\n", This, lpdwSpeakerConfig); if (lpdwSpeakerConfig == NULL) { WARN("invalid parameter\n"); return DSERR_INVALIDPARAM; } WARN("not fully functional\n"); *lpdwSpeakerConfig = This->speaker_config; return DS_OK; } static HRESULT WINAPI IDirectSoundImpl_Initialize( LPDIRECTSOUND8 iface, LPCGUID lpcGuid) { ICOM_THIS(IDirectSoundImpl,iface); TRACE("(%p, %s)\n", This, debugstr_guid(lpcGuid)); return DS_OK; } static HRESULT WINAPI IDirectSoundImpl_VerifyCertification( LPDIRECTSOUND8 iface, LPDWORD pdwCertified) { ICOM_THIS(IDirectSoundImpl,iface); TRACE("(%p, %p)\n", This, pdwCertified); *pdwCertified = DS_CERTIFIED; return DS_OK; } static ICOM_VTABLE(IDirectSound8) dsvt = { ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE IDirectSoundImpl_QueryInterface, IDirectSoundImpl_AddRef, IDirectSoundImpl_Release, IDirectSoundImpl_CreateSoundBuffer, IDirectSoundImpl_GetCaps, IDirectSoundImpl_DuplicateSoundBuffer, IDirectSoundImpl_SetCooperativeLevel, IDirectSoundImpl_Compact, IDirectSoundImpl_GetSpeakerConfig, IDirectSoundImpl_SetSpeakerConfig, IDirectSoundImpl_Initialize, IDirectSoundImpl_VerifyCertification }; /******************************************************************************* * DirectSoundCreate (DSOUND.1) * * Creates and initializes a DirectSound interface. * * PARAMS * lpcGUID [I] Address of the GUID that identifies the sound device. * ppDS [O] Address of a variable to receive the interface pointer. * pUnkOuter [I] Must be NULL. * * RETURNS * Success: DS_OK * Failure: DSERR_ALLOCATED, DSERR_INVALIDPARAM, DSERR_NOAGGREGATION, * DSERR_NODRIVER, DSERR_OUTOFMEMORY */ HRESULT WINAPI DirectSoundCreate8(LPCGUID lpcGUID,LPDIRECTSOUND8 *ppDS,IUnknown *pUnkOuter ) { IDirectSoundImpl** ippDS=(IDirectSoundImpl**)ppDS; PIDSDRIVER drv = NULL; unsigned wod, wodn; HRESULT err = DSERR_INVALIDPARAM; GUID devGuid; BOOLEAN found = FALSE; TRACE("(%s,%p,%p)\n",debugstr_guid(lpcGUID),ippDS,pUnkOuter); if (ippDS == NULL) { WARN("invalid parameter: ippDS == NULL\n"); return DSERR_INVALIDPARAM; } /* Get dsound configuration */ setup_dsound_options(); /* Default device? */ if (!lpcGUID || IsEqualGUID(lpcGUID, &GUID_NULL)) lpcGUID = &DSDEVID_DefaultPlayback; if (GetDeviceID(lpcGUID, &devGuid) != DS_OK) { WARN("invalid parameter: lpcGUID\n"); *ippDS = NULL; return DSERR_INVALIDPARAM; } if (dsound) { if (IsEqualGUID(&devGuid, &dsound->guid) ) { /* FIXME: this is wrong, need to create a new instance */ ERR("dsound already opened\n"); IDirectSound_AddRef((LPDIRECTSOUND)dsound); *ippDS = dsound; return DS_OK; } else { ERR("different dsound already opened\n"); } } /* Enumerate WINMM audio devices and find the one we want */ wodn = waveOutGetNumDevs(); if (!wodn) { WARN("no driver\n"); *ippDS = NULL; return DSERR_NODRIVER; } TRACE(" expecting GUID %s.\n", debugstr_guid(&devGuid)); for (wod=0; wodlpVtbl = &dsvt; (*ippDS)->ref = 1; (*ippDS)->driver = drv; (*ippDS)->priolevel = DSSCL_NORMAL; (*ippDS)->fraglen = 0; (*ippDS)->hwbuf = NULL; (*ippDS)->buffer = NULL; (*ippDS)->buflen = 0; (*ippDS)->writelead = 0; (*ippDS)->state = STATE_STOPPED; (*ippDS)->nrofbuffers = 0; (*ippDS)->buffers = NULL; (*ippDS)->primary = NULL; (*ippDS)->speaker_config = DSSPEAKER_STEREO | (DSSPEAKER_GEOMETRY_NARROW << 16); /* 3D listener initial parameters */ (*ippDS)->listener = NULL; (*ippDS)->ds3dl.dwSize = sizeof(DS3DLISTENER); (*ippDS)->ds3dl.vPosition.x = 0.0; (*ippDS)->ds3dl.vPosition.y = 0.0; (*ippDS)->ds3dl.vPosition.z = 0.0; (*ippDS)->ds3dl.vVelocity.x = 0.0; (*ippDS)->ds3dl.vVelocity.y = 0.0; (*ippDS)->ds3dl.vVelocity.z = 0.0; (*ippDS)->ds3dl.vOrientFront.x = 0.0; (*ippDS)->ds3dl.vOrientFront.y = 0.0; (*ippDS)->ds3dl.vOrientFront.z = 1.0; (*ippDS)->ds3dl.vOrientTop.x = 0.0; (*ippDS)->ds3dl.vOrientTop.y = 1.0; (*ippDS)->ds3dl.vOrientTop.z = 0.0; (*ippDS)->ds3dl.flDistanceFactor = DS3D_DEFAULTDISTANCEFACTOR; (*ippDS)->ds3dl.flRolloffFactor = DS3D_DEFAULTROLLOFFFACTOR; (*ippDS)->ds3dl.flDopplerFactor = DS3D_DEFAULTDOPPLERFACTOR; InitializeCriticalSection(&(*ippDS)->ds3dl_lock); (*ippDS)->prebuf = ds_snd_queue_max; (*ippDS)->guid = devGuid; /* Get driver description */ if (drv) { err = IDsDriver_GetDriverDesc(drv,&((*ippDS)->drvdesc)); if (err != DS_OK) { WARN("IDsDriver_GetDriverDesc failed\n"); HeapFree(GetProcessHeap(),0,*ippDS); *ippDS = NULL; return err; } } else { /* if no DirectSound interface available, use WINMM API instead */ (*ippDS)->drvdesc.dwFlags = DSDDESC_DOMMSYSTEMOPEN | DSDDESC_DOMMSYSTEMSETFORMAT; } (*ippDS)->drvdesc.dnDevNode = wod; /* Set default wave format (may need it for waveOutOpen) */ (*ippDS)->wfx.wFormatTag = WAVE_FORMAT_PCM; /* We rely on the sound driver to return the actual sound format of * the device if it does not support 22050x8x2 and is given the * WAVE_DIRECTSOUND flag. */ (*ippDS)->wfx.nSamplesPerSec = 22050; (*ippDS)->wfx.wBitsPerSample = 8; (*ippDS)->wfx.nChannels = 2; (*ippDS)->wfx.nBlockAlign = (*ippDS)->wfx.wBitsPerSample * (*ippDS)->wfx.nChannels / 8; (*ippDS)->wfx.nAvgBytesPerSec = (*ippDS)->wfx.nSamplesPerSec * (*ippDS)->wfx.nBlockAlign; (*ippDS)->wfx.cbSize = 0; /* If the driver requests being opened through MMSYSTEM * (which is recommended by the DDK), it is supposed to happen * before the DirectSound interface is opened */ if ((*ippDS)->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN) { DWORD flags = CALLBACK_FUNCTION; /* disable direct sound if requested */ if (ds_hw_accel != DS_HW_ACCEL_EMULATION) flags |= WAVE_DIRECTSOUND; err = mmErr(waveOutOpen(&((*ippDS)->hwo), (*ippDS)->drvdesc.dnDevNode, &((*ippDS)->wfx), (DWORD)DSOUND_callback, (DWORD)(*ippDS), flags)); if (err != DS_OK) { WARN("waveOutOpen failed\n"); HeapFree(GetProcessHeap(),0,*ippDS); *ippDS = NULL; return err; } } if (drv) { err = IDsDriver_Open(drv); if (err != DS_OK) { WARN("IDsDriver_Open failed\n"); HeapFree(GetProcessHeap(),0,*ippDS); *ippDS = NULL; return err; } /* the driver is now open, so it's now allowed to call GetCaps */ err = IDsDriver_GetCaps(drv,&((*ippDS)->drvcaps)); if (err != DS_OK) { WARN("IDsDriver_GetCaps failed\n"); HeapFree(GetProcessHeap(),0,*ippDS); *ippDS = NULL; return err; } } else { WAVEOUTCAPSA woc; err = mmErr(waveOutGetDevCapsA((*ippDS)->drvdesc.dnDevNode, &woc, sizeof(woc))); if (err != DS_OK) { WARN("waveOutGetDevCaps failed\n"); HeapFree(GetProcessHeap(),0,*ippDS); *ippDS = NULL; return err; } ZeroMemory(&(*ippDS)->drvcaps, sizeof((*ippDS)->drvcaps)); if ((woc.dwFormats & WAVE_FORMAT_1M08) || (woc.dwFormats & WAVE_FORMAT_2M08) || (woc.dwFormats & WAVE_FORMAT_4M08) || (woc.dwFormats & WAVE_FORMAT_48M08) || (woc.dwFormats & WAVE_FORMAT_96M08)) { (*ippDS)->drvcaps.dwFlags |= DSCAPS_PRIMARY8BIT; (*ippDS)->drvcaps.dwFlags |= DSCAPS_PRIMARYMONO; } if ((woc.dwFormats & WAVE_FORMAT_1M16) || (woc.dwFormats & WAVE_FORMAT_2M16) || (woc.dwFormats & WAVE_FORMAT_4M16) || (woc.dwFormats & WAVE_FORMAT_48M16) || (woc.dwFormats & WAVE_FORMAT_96M16)) { (*ippDS)->drvcaps.dwFlags |= DSCAPS_PRIMARY16BIT; (*ippDS)->drvcaps.dwFlags |= DSCAPS_PRIMARYMONO; } if ((woc.dwFormats & WAVE_FORMAT_1S08) || (woc.dwFormats & WAVE_FORMAT_2S08) || (woc.dwFormats & WAVE_FORMAT_4S08) || (woc.dwFormats & WAVE_FORMAT_48S08) || (woc.dwFormats & WAVE_FORMAT_96S08)) { (*ippDS)->drvcaps.dwFlags |= DSCAPS_PRIMARY8BIT; (*ippDS)->drvcaps.dwFlags |= DSCAPS_PRIMARYSTEREO; } if ((woc.dwFormats & WAVE_FORMAT_1S16) || (woc.dwFormats & WAVE_FORMAT_2S16) || (woc.dwFormats & WAVE_FORMAT_4S16) || (woc.dwFormats & WAVE_FORMAT_48S16) || (woc.dwFormats & WAVE_FORMAT_96S16)) { (*ippDS)->drvcaps.dwFlags |= DSCAPS_PRIMARY16BIT; (*ippDS)->drvcaps.dwFlags |= DSCAPS_PRIMARYSTEREO; } if (ds_emuldriver) (*ippDS)->drvcaps.dwFlags |= DSCAPS_EMULDRIVER; (*ippDS)->drvcaps.dwMinSecondarySampleRate = DSBFREQUENCY_MIN; (*ippDS)->drvcaps.dwMaxSecondarySampleRate = DSBFREQUENCY_MAX; (*ippDS)->drvcaps.dwPrimaryBuffers = 1; } (*ippDS)->volpan.lVolume = 0; (*ippDS)->volpan.lPan = 0; DSOUND_RecalcVolPan(&((*ippDS)->volpan)); InitializeCriticalSection(&((*ippDS)->mixlock)); RtlInitializeResource(&((*ippDS)->lock)); if (!dsound) { HRESULT hres; dsound = (*ippDS); hres = DSOUND_PrimaryCreate(dsound); if (hres != DS_OK) { WARN("DSOUND_PrimaryCreate failed\n"); return hres; } timeBeginPeriod(DS_TIME_RES); dsound->timerID = timeSetEvent(DS_TIME_DEL, DS_TIME_RES, DSOUND_timer, (DWORD)dsound, TIME_PERIODIC | TIME_CALLBACK_FUNCTION); } return DS_OK; } /******************************************************************************* * DirectSound ClassFactory */ static HRESULT WINAPI DSCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) { ICOM_THIS(IClassFactoryImpl,iface); FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj); return E_NOINTERFACE; } static ULONG WINAPI DSCF_AddRef(LPCLASSFACTORY iface) { ICOM_THIS(IClassFactoryImpl,iface); TRACE("(%p) ref was %ld\n", This, This->ref); return ++(This->ref); } static ULONG WINAPI DSCF_Release(LPCLASSFACTORY iface) { ICOM_THIS(IClassFactoryImpl,iface); /* static class, won't be freed */ TRACE("(%p) ref was %ld\n", This, This->ref); return --(This->ref); } static HRESULT WINAPI DSCF_CreateInstance( LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj ) { ICOM_THIS(IClassFactoryImpl,iface); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); if (ppobj == NULL) { WARN("invalid parameter\n"); return DSERR_INVALIDPARAM; } *ppobj = NULL; if ( IsEqualGUID( &IID_IDirectSound, riid ) || IsEqualGUID( &IID_IDirectSound8, riid ) ) { /* FIXME: reuse already created dsound if present? */ return DirectSoundCreate8(0,(LPDIRECTSOUND8*)ppobj,pOuter); } WARN("(%p,%p,%s,%p) Interface not found!\n",This,pOuter,debugstr_guid(riid),ppobj); return E_NOINTERFACE; } static HRESULT WINAPI DSCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { ICOM_THIS(IClassFactoryImpl,iface); FIXME("(%p)->(%d),stub!\n",This,dolock); return S_OK; } static ICOM_VTABLE(IClassFactory) DSCF_Vtbl = { ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE DSCF_QueryInterface, DSCF_AddRef, DSCF_Release, DSCF_CreateInstance, DSCF_LockServer }; static IClassFactoryImpl DSOUND_CF = { &DSCF_Vtbl, 1 }; /******************************************************************************* * DirectSoundPrivate ClassFactory */ static HRESULT WINAPI DSPCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) { ICOM_THIS(IClassFactoryImpl,iface); FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj); return E_NOINTERFACE; } static ULONG WINAPI DSPCF_AddRef(LPCLASSFACTORY iface) { ICOM_THIS(IClassFactoryImpl,iface); TRACE("(%p) ref was %ld\n", This, This->ref); return ++(This->ref); } static ULONG WINAPI DSPCF_Release(LPCLASSFACTORY iface) { ICOM_THIS(IClassFactoryImpl,iface); /* static class, won't be freed */ TRACE("(%p) ref was %ld\n", This, This->ref); return --(This->ref); } static HRESULT WINAPI DSPCF_CreateInstance( LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj ) { ICOM_THIS(IClassFactoryImpl,iface); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); if (ppobj == NULL) { WARN("invalid parameter\n"); return DSERR_INVALIDPARAM; } *ppobj = NULL; if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) { return IKsPrivatePropertySetImpl_Create((IKsPrivatePropertySetImpl**)ppobj); } WARN("(%p,%p,%s,%p) Interface not found!\n",This,pOuter,debugstr_guid(riid),ppobj); return E_NOINTERFACE; } static HRESULT WINAPI DSPCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { ICOM_THIS(IClassFactoryImpl,iface); FIXME("(%p)->(%d),stub!\n",This,dolock); return S_OK; } static ICOM_VTABLE(IClassFactory) DSPCF_Vtbl = { ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE DSPCF_QueryInterface, DSPCF_AddRef, DSPCF_Release, DSPCF_CreateInstance, DSPCF_LockServer }; static IClassFactoryImpl DSOUND_PRIVATE_CF = { &DSPCF_Vtbl, 1 }; /******************************************************************************* * DllGetClassObject [DSOUND.5] * Retrieves class object from a DLL object * * NOTES * Docs say returns STDAPI * * PARAMS * rclsid [I] CLSID for the class object * riid [I] Reference to identifier of interface for class object * ppv [O] Address of variable to receive interface pointer for riid * * RETURNS * Success: S_OK * Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG, * E_UNEXPECTED */ DWORD WINAPI DSOUND_DllGetClassObject(REFCLSID rclsid,REFIID riid,LPVOID *ppv) { TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); if (ppv == NULL) { WARN("invalid parameter\n"); return E_INVALIDARG; } *ppv = NULL; if ( IsEqualCLSID( &CLSID_DirectSound, rclsid ) || IsEqualCLSID( &CLSID_DirectSound8, rclsid ) ) { if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) { *ppv = (LPVOID)&DSOUND_CF; IClassFactory_AddRef((IClassFactory*)*ppv); return S_OK; } WARN("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return S_FALSE; } if ( IsEqualCLSID( &CLSID_DirectSoundCapture, rclsid ) || IsEqualCLSID( &CLSID_DirectSoundCapture8, rclsid ) ) { if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) { *ppv = (LPVOID)&DSOUND_CAPTURE_CF; IClassFactory_AddRef((IClassFactory*)*ppv); return S_OK; } WARN("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return S_FALSE; } if ( IsEqualCLSID( &CLSID_DirectSoundFullDuplex, rclsid ) ) { if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) { *ppv = (LPVOID)&DSOUND_FULLDUPLEX_CF; IClassFactory_AddRef((IClassFactory*)*ppv); return S_OK; } WARN("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return S_FALSE; } if ( IsEqualCLSID( &CLSID_DirectSoundPrivate, rclsid ) ) { if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) { *ppv = (LPVOID)&DSOUND_PRIVATE_CF; IClassFactory_AddRef((IClassFactory*)*ppv); return S_OK; } WARN("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return S_FALSE; } WARN("(%s,%s,%p): no class found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return CLASS_E_CLASSNOTAVAILABLE; } /******************************************************************************* * DllCanUnloadNow [DSOUND.4] * Determines whether the DLL is in use. * * RETURNS * Success: S_OK * Failure: S_FALSE */ DWORD WINAPI DSOUND_DllCanUnloadNow(void) { FIXME("(void): stub\n"); return S_FALSE; }