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   1 /*              DirectSoundCapture
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2001 TransGaming Technologies, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21 /*
  22  * TODO:
  23  *      Implement FX support.
  24  *      Implement both IDirectSoundCaptureBuffer and IDirectSoundCaptureBuffer8
  25  *      Make DirectSoundCaptureCreate and DirectSoundCaptureCreate8 behave differently
  26  */
  27
  28 #include <stdarg.h>
  29
  30 #define NONAMELESSSTRUCT
  31 #define NONAMELESSUNION
  32 #include "windef.h"
  33 #include "winbase.h"
  34 #include "winuser.h"
  35 #include "mmsystem.h"
  36 #include "mmddk.h"
  37 #include "winreg.h"
  38 #include "winternl.h"
  39 #include "winnls.h"
  40 #include "wine/debug.h"
  41 #include "dsound.h"
  42 #include "dsdriver.h"
  43 #include "dsound_private.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  46
  47 DirectSoundCaptureDevice * DSOUND_capture[MAXWAVEDRIVERS];
  48
  49 static const char * captureStateString[] = {
  50     "STATE_STOPPED",
  51     "STATE_STARTING",
  52     "STATE_CAPTURING",
  53     "STATE_STOPPING"
  54 };
  55
  56 static HRESULT DSOUND_CaptureCreate(
  57     LPDIRECTSOUNDCAPTURE *ppDSC,
  58     IUnknown *pUnkOuter)
  59 {
  60     LPDIRECTSOUNDCAPTURE pDSC;
  61     HRESULT hr;
  62     TRACE("(%p,%p)\n",ppDSC,pUnkOuter);
  63
  64     /* Get dsound configuration */
  65     setup_dsound_options();
  66
  67     hr = IDirectSoundCaptureImpl_Create(&pDSC);
  68     if (hr == DS_OK) {
  69         IDirectSoundCapture_AddRef(pDSC);
  70         *ppDSC = pDSC;
  71     } else {
  72         WARN("IDirectSoundCaptureImpl_Create failed\n");
  73         *ppDSC = 0;
  74     }
  75
  76     return hr;
  77 }
  78
  79 static HRESULT DSOUND_CaptureCreate8(
  80     LPDIRECTSOUNDCAPTURE8 *ppDSC8,
  81     IUnknown *pUnkOuter)
  82 {
  83     LPDIRECTSOUNDCAPTURE8 pDSC8;
  84     HRESULT hr;
  85     TRACE("(%p,%p)\n",ppDSC8,pUnkOuter);
  86
  87     /* Get dsound configuration */
  88     setup_dsound_options();
  89
  90     hr = IDirectSoundCaptureImpl_Create(&pDSC8);
  91     if (hr == DS_OK) {
  92         IDirectSoundCapture_AddRef(pDSC8);
  93         *ppDSC8 = pDSC8;
  94     } else {
  95         WARN("IDirectSoundCaptureImpl_Create failed\n");
  96         *ppDSC8 = 0;
  97     }
  98
  99     return hr;
 100 }
 101
 102 /***************************************************************************
 103  * DirectSoundCaptureCreate [DSOUND.6]
 104  *
 105  * Create and initialize a DirectSoundCapture interface.
 106  *
 107  * PARAMS
 108  *    lpcGUID   [I] Address of the GUID that identifies the sound capture device.
 109  *    lplpDSC   [O] Address of a variable to receive the interface pointer.
 110  *    pUnkOuter [I] Must be NULL.
 111  *
 112  * RETURNS
 113  *    Success: DS_OK
 114  *    Failure: DSERR_NOAGGREGATION, DSERR_ALLOCATED, DSERR_INVALIDPARAM,
 115  *             DSERR_OUTOFMEMORY
 116  *
 117  * NOTES
 118  *    lpcGUID must be one of the values returned from DirectSoundCaptureEnumerate
 119  *    or NULL for the default device or DSDEVID_DefaultCapture or
 120  *    DSDEVID_DefaultVoiceCapture.
 121  *
 122  *    DSERR_ALLOCATED is returned for sound devices that do not support full duplex.
 123  */
 124 HRESULT WINAPI DirectSoundCaptureCreate(
 125     LPCGUID lpcGUID,
 126     LPDIRECTSOUNDCAPTURE *ppDSC,
 127     LPUNKNOWN pUnkOuter)
 128 {
 129     HRESULT hr;
 130     LPDIRECTSOUNDCAPTURE pDSC;
 131     TRACE("(%s,%p,%p)\n", debugstr_guid(lpcGUID), ppDSC, pUnkOuter);
 132
 133     if (ppDSC == NULL) {
 134         WARN("invalid parameter: ppDSC == NULL\n");
 135         return DSERR_INVALIDPARAM;
 136     }
 137
 138     if (pUnkOuter) {
 139         WARN("invalid parameter: pUnkOuter != NULL\n");
 140         *ppDSC = NULL;
 141         return DSERR_NOAGGREGATION;
 142     }
 143
 144     hr = DSOUND_CaptureCreate(&pDSC, (IUnknown *)pUnkOuter);
 145     if (hr == DS_OK) {
 146         hr = IDirectSoundCapture_Initialize(pDSC, lpcGUID);
 147         if (hr != DS_OK) {
 148             IDirectSoundCapture_Release(pDSC);
 149             pDSC = 0;
 150         }
 151     }
 152
 153     *ppDSC = pDSC;
 154
 155     return hr;
 156 }
 157
 158 /***************************************************************************
 159  * DirectSoundCaptureCreate8 [DSOUND.12]
 160  *
 161  * Create and initialize a DirectSoundCapture interface.
 162  *
 163  * PARAMS
 164  *    lpcGUID   [I] Address of the GUID that identifies the sound capture device.
 165  *    lplpDSC   [O] Address of a variable to receive the interface pointer.
 166  *    pUnkOuter [I] Must be NULL.
 167  *
 168  * RETURNS
 169  *    Success: DS_OK
 170  *    Failure: DSERR_NOAGGREGATION, DSERR_ALLOCATED, DSERR_INVALIDPARAM,
 171  *             DSERR_OUTOFMEMORY
 172  *
 173  * NOTES
 174  *    lpcGUID must be one of the values returned from DirectSoundCaptureEnumerate
 175  *    or NULL for the default device or DSDEVID_DefaultCapture or
 176  *    DSDEVID_DefaultVoiceCapture.
 177  *
 178  *    DSERR_ALLOCATED is returned for sound devices that do not support full duplex.
 179  */
 180 HRESULT WINAPI DirectSoundCaptureCreate8(
 181     LPCGUID lpcGUID,
 182     LPDIRECTSOUNDCAPTURE8 *ppDSC8,
 183     LPUNKNOWN pUnkOuter)
 184 {
 185     HRESULT hr;
 186     LPDIRECTSOUNDCAPTURE8 pDSC8;
 187     TRACE("(%s,%p,%p)\n", debugstr_guid(lpcGUID), ppDSC8, pUnkOuter);
 188
 189     if (ppDSC8 == NULL) {
 190         WARN("invalid parameter: ppDSC8 == NULL\n");
 191         return DSERR_INVALIDPARAM;
 192     }
 193
 194     if (pUnkOuter) {
 195         WARN("invalid parameter: pUnkOuter != NULL\n");
 196         *ppDSC8 = NULL;
 197         return DSERR_NOAGGREGATION;
 198     }
 199
 200     hr = DSOUND_CaptureCreate8(&pDSC8, (IUnknown *)pUnkOuter);
 201     if (hr == DS_OK) {
 202         hr = IDirectSoundCapture_Initialize(pDSC8, lpcGUID);
 203         if (hr != DS_OK) {
 204             IDirectSoundCapture_Release(pDSC8);
 205             pDSC8 = 0;
 206         }
 207     }
 208
 209     *ppDSC8 = pDSC8;
 210
 211     return hr;
 212 }
 213
 214 /***************************************************************************
 215  * DirectSoundCaptureEnumerateA [DSOUND.7]
 216  *
 217  * Enumerate all DirectSound drivers installed in the system.
 218  *
 219  * PARAMS
 220  *    lpDSEnumCallback  [I] Address of callback function.
 221  *    lpContext         [I] Address of user defined context passed to callback function.
 222  *
 223  * RETURNS
 224  *    Success: DS_OK
 225  *    Failure: DSERR_INVALIDPARAM
 226  */
 227 HRESULT WINAPI
 228 DirectSoundCaptureEnumerateA(
 229     LPDSENUMCALLBACKA lpDSEnumCallback,
 230     LPVOID lpContext)
 231 {
 232     unsigned devs, wid;
 233     DSDRIVERDESC desc;
 234     GUID guid;
 235     int err;
 236
 237     TRACE("(%p,%p)\n", lpDSEnumCallback, lpContext );
 238
 239     if (lpDSEnumCallback == NULL) {
 240         WARN("invalid parameter: lpDSEnumCallback == NULL\n");
 241         return DSERR_INVALIDPARAM;
 242     }
 243
 244     devs = waveInGetNumDevs();
 245     if (devs > 0) {
 246         if (GetDeviceID(&DSDEVID_DefaultCapture, &guid) == DS_OK) {
 247             for (wid = 0; wid < devs; ++wid) {
 248                 if (IsEqualGUID( &guid, &DSOUND_capture_guids[wid] ) ) {
 249                     err = mmErr(waveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&desc,0));
 250                     if (err == DS_OK) {
 251                         TRACE("calling lpDSEnumCallback(NULL,\"%s\",\"%s\",%p)\n",
 252                               "Primary Sound Capture Driver",desc.szDrvname,lpContext);
 253                         if (lpDSEnumCallback(NULL, "Primary Sound Capture Driver", desc.szDrvname, lpContext) == FALSE)
 254                             return DS_OK;
 255                     }
 256                 }
 257             }
 258         }
 259     }
 260
 261     for (wid = 0; wid < devs; ++wid) {
 262         err = mmErr(waveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&desc,0));
 263         if (err == DS_OK) {
 264             TRACE("calling lpDSEnumCallback(%s,\"%s\",\"%s\",%p)\n",
 265                   debugstr_guid(&DSOUND_capture_guids[wid]),desc.szDesc,desc.szDrvname,lpContext);
 266             if (lpDSEnumCallback(&DSOUND_capture_guids[wid], desc.szDesc, desc.szDrvname, lpContext) == FALSE)
 267                 return DS_OK;
 268         }
 269     }
 270
 271     return DS_OK;
 272 }
 273
 274 /***************************************************************************
 275  * DirectSoundCaptureEnumerateW [DSOUND.8]
 276  *
 277  * Enumerate all DirectSound drivers installed in the system.
 278  *
 279  * PARAMS
 280  *    lpDSEnumCallback  [I] Address of callback function.
 281  *    lpContext         [I] Address of user defined context passed to callback function.
 282  *
 283  * RETURNS
 284  *    Success: DS_OK
 285  *    Failure: DSERR_INVALIDPARAM
 286  */
 287 HRESULT WINAPI
 288 DirectSoundCaptureEnumerateW(
 289     LPDSENUMCALLBACKW lpDSEnumCallback,
 290     LPVOID lpContext)
 291 {
 292     unsigned devs, wid;
 293     DSDRIVERDESC desc;
 294     GUID guid;
 295     int err;
 296     WCHAR wDesc[MAXPNAMELEN];
 297     WCHAR wName[MAXPNAMELEN];
 298
 299     TRACE("(%p,%p)\n", lpDSEnumCallback, lpContext );
 300
 301     if (lpDSEnumCallback == NULL) {
 302         WARN("invalid parameter: lpDSEnumCallback == NULL\n");
 303         return DSERR_INVALIDPARAM;
 304     }
 305
 306     devs = waveInGetNumDevs();
 307     if (devs > 0) {
 308         if (GetDeviceID(&DSDEVID_DefaultCapture, &guid) == DS_OK) {
 309             for (wid = 0; wid < devs; ++wid) {
 310                 if (IsEqualGUID( &guid, &DSOUND_capture_guids[wid] ) ) {
 311                     err = mmErr(waveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&desc,0));
 312                     if (err == DS_OK) {
 313                         TRACE("calling lpDSEnumCallback(NULL,\"%s\",\"%s\",%p)\n",
 314                               "Primary Sound Capture Driver",desc.szDrvname,lpContext);
 315                         MultiByteToWideChar( CP_ACP, 0, "Primary Sound Capture Driver", -1,
 316                                              wDesc, sizeof(wDesc)/sizeof(WCHAR) );
 317                         MultiByteToWideChar( CP_ACP, 0, desc.szDrvname, -1,
 318                                              wName, sizeof(wName)/sizeof(WCHAR) );
 319                         if (lpDSEnumCallback(NULL, wDesc, wName, lpContext) == FALSE)
 320                             return DS_OK;
 321                     }
 322                 }
 323             }
 324         }
 325     }
 326
 327     for (wid = 0; wid < devs; ++wid) {
 328         err = mmErr(waveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&desc,0));
 329         if (err == DS_OK) {
 330             TRACE("calling lpDSEnumCallback(%s,\"%s\",\"%s\",%p)\n",
 331                   debugstr_guid(&DSOUND_capture_guids[wid]),desc.szDesc,desc.szDrvname,lpContext);
 332             MultiByteToWideChar( CP_ACP, 0, desc.szDesc, -1,
 333                                  wDesc, sizeof(wDesc)/sizeof(WCHAR) );
 334             MultiByteToWideChar( CP_ACP, 0, desc.szDrvname, -1,
 335                                  wName, sizeof(wName)/sizeof(WCHAR) );
 336             if (lpDSEnumCallback((LPGUID)&DSOUND_capture_guids[wid], wDesc, wName, lpContext) == FALSE)
 337                 return DS_OK;
 338         }
 339     }
 340
 341     return DS_OK;
 342 }
 343
 344 static void CALLBACK
 345 DSOUND_capture_callback(
 346     HWAVEIN hwi,
 347     UINT msg,
 348     DWORD dwUser,
 349     DWORD dw1,
 350     DWORD dw2 )
 351 {
 352     DirectSoundCaptureDevice * This = (DirectSoundCaptureDevice*)dwUser;
 353     TRACE("(%p,%08x(%s),%08lx,%08lx,%08lx) entering at %ld\n",hwi,msg,
 354         msg == MM_WIM_OPEN ? "MM_WIM_OPEN" : msg == MM_WIM_CLOSE ? "MM_WIM_CLOSE" :
 355         msg == MM_WIM_DATA ? "MM_WIM_DATA" : "UNKNOWN",dwUser,dw1,dw2,GetTickCount());
 356
 357     if (msg == MM_WIM_DATA) {
 358         LPWAVEHDR pHdr = (LPWAVEHDR)dw1;
 359         EnterCriticalSection( &(This->lock) );
 360         TRACE("DirectSoundCapture msg=MM_WIM_DATA, old This->state=%s, old This->index=%d\n",
 361             captureStateString[This->state],This->index);
 362         if (This->state != STATE_STOPPED) {
 363             int index = This->index;
 364             if (This->state == STATE_STARTING) {
 365                 This->read_position = pHdr->dwBytesRecorded;
 366                 This->state = STATE_CAPTURING;
 367             }
 368             if (This->capture_buffer->nrofnotifies)
 369                 SetEvent(This->capture_buffer->notifies[This->index].hEventNotify);
 370             This->index = (This->index + 1) % This->nrofpwaves;
 371             if ( (This->index == 0) && !(This->capture_buffer->flags & DSCBSTART_LOOPING) ) {
 372                 TRACE("end of buffer\n");
 373                 This->state = STATE_STOPPED;
 374             } else {
 375                 if (This->state == STATE_CAPTURING) {
 376                     waveInAddBuffer(hwi, &(This->pwave[index]), sizeof(WAVEHDR));
 377                 } else if (This->state == STATE_STOPPING) {
 378                     TRACE("stopping\n");
 379                     This->state = STATE_STOPPED;
 380                 }
 381             }
 382         }
 383         TRACE("DirectSoundCapture new This->state=%s, new This->index=%d\n",
 384             captureStateString[This->state],This->index);
 385         LeaveCriticalSection( &(This->lock) );
 386     }
 387
 388     TRACE("completed\n");
 389 }
 390
 391 /***************************************************************************
 392  * IDirectSoundCaptureImpl
 393  */
 394 static HRESULT WINAPI
 395 IDirectSoundCaptureImpl_QueryInterface(
 396     LPDIRECTSOUNDCAPTURE iface,
 397     REFIID riid,
 398     LPVOID* ppobj )
 399 {
 400     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
 401     TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
 402
 403     if (ppobj == NULL) {
 404         WARN("invalid parameter\n");
 405         return E_INVALIDARG;
 406     }
 407
 408     *ppobj = NULL;
 409
 410     if (IsEqualIID(riid, &IID_IUnknown)) {
 411         IDirectSoundCapture_AddRef((LPDIRECTSOUNDCAPTURE)This);
 412         *ppobj = This;
 413         return DS_OK;
 414     } else if (IsEqualIID(riid, &IID_IDirectSoundCapture)) {
 415         IDirectSoundCapture_AddRef((LPDIRECTSOUNDCAPTURE)This);
 416         *ppobj = This;
 417         return DS_OK;
 418     }
 419
 420     WARN("unsupported riid: %s\n", debugstr_guid(riid));
 421     return E_NOINTERFACE;
 422 }
 423
 424 static ULONG WINAPI
 425 IDirectSoundCaptureImpl_AddRef( LPDIRECTSOUNDCAPTURE iface )
 426 {
 427     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
 428     ULONG ref = InterlockedIncrement(&(This->ref));
 429     TRACE("(%p) ref was %ld\n", This, ref - 1);
 430     return ref;
 431 }
 432
 433 static ULONG WINAPI
 434 IDirectSoundCaptureImpl_Release( LPDIRECTSOUNDCAPTURE iface )
 435 {
 436     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
 437     ULONG ref = InterlockedDecrement(&(This->ref));
 438     TRACE("(%p) ref was %ld\n", This, ref + 1);
 439
 440     if (!ref) {
 441         if (This->device)
 442             DirectSoundCaptureDevice_Release(This->device);
 443
 444         HeapFree( GetProcessHeap(), 0, This );
 445         TRACE("(%p) released\n", This);
 446     }
 447     return ref;
 448 }
 449
 450 HRESULT WINAPI IDirectSoundCaptureImpl_CreateCaptureBuffer(
 451     LPDIRECTSOUNDCAPTURE iface,
 452     LPCDSCBUFFERDESC lpcDSCBufferDesc,
 453     LPDIRECTSOUNDCAPTUREBUFFER* lplpDSCaptureBuffer,
 454     LPUNKNOWN pUnk )
 455 {
 456     HRESULT hr;
 457     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
 458
 459     TRACE( "(%p,%p,%p,%p)\n",iface,lpcDSCBufferDesc,lplpDSCaptureBuffer,pUnk);
 460
 461     if (lpcDSCBufferDesc == NULL) {
 462         WARN("invalid parameter: lpcDSCBufferDesc == NULL)\n");
 463         return DSERR_INVALIDPARAM;
 464     }
 465
 466     if (lplpDSCaptureBuffer == NULL) {
 467         WARN("invalid parameter: lplpDSCaptureBuffer == NULL\n");
 468         return DSERR_INVALIDPARAM;
 469     }
 470
 471     if (pUnk != NULL) {
 472         WARN("invalid parameter: pUnk != NULL\n");
 473         return DSERR_INVALIDPARAM;
 474     }
 475
 476     /* FIXME: We can only have one buffer so what do we do here? */
 477     if (This->device->capture_buffer) {
 478         WARN("lnvalid parameter: already has buffer\n");
 479         return DSERR_INVALIDPARAM;    /* DSERR_GENERIC ? */
 480     }
 481
 482     hr = IDirectSoundCaptureBufferImpl_Create(This->device,
 483         (IDirectSoundCaptureBufferImpl **)lplpDSCaptureBuffer, lpcDSCBufferDesc);
 484
 485     if (hr != DS_OK)
 486         WARN("IDirectSoundCaptureBufferImpl_Create failed\n");
 487
 488     return hr;
 489 }
 490
 491 HRESULT WINAPI IDirectSoundCaptureImpl_GetCaps(
 492     LPDIRECTSOUNDCAPTURE iface,
 493     LPDSCCAPS lpDSCCaps )
 494 {
 495     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
 496     TRACE("(%p,%p)\n",This,lpDSCCaps);
 497
 498     if (This->device == NULL) {
 499         WARN("not initialized\n");
 500         return DSERR_UNINITIALIZED;
 501     }
 502
 503     if (lpDSCCaps== NULL) {
 504         WARN("invalid parameter: lpDSCCaps== NULL\n");
 505         return DSERR_INVALIDPARAM;
 506     }
 507
 508     if (lpDSCCaps->dwSize < sizeof(*lpDSCCaps)) {
 509         WARN("invalid parameter: lpDSCCaps->dwSize = %ld < %d\n",
 510             lpDSCCaps->dwSize, sizeof(*lpDSCCaps));
 511         return DSERR_INVALIDPARAM;
 512     }
 513
 514     lpDSCCaps->dwFlags = This->device->drvcaps.dwFlags;
 515     lpDSCCaps->dwFormats = This->device->drvcaps.dwFormats;
 516     lpDSCCaps->dwChannels = This->device->drvcaps.dwChannels;
 517
 518     TRACE("(flags=0x%08lx,format=0x%08lx,channels=%ld)\n",lpDSCCaps->dwFlags,
 519         lpDSCCaps->dwFormats, lpDSCCaps->dwChannels);
 520
 521     return DS_OK;
 522 }
 523
 524 HRESULT WINAPI IDirectSoundCaptureImpl_Initialize(
 525     LPDIRECTSOUNDCAPTURE iface,
 526     LPCGUID lpcGUID )
 527 {
 528     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
 529     TRACE("(%p,%s)\n", This, debugstr_guid(lpcGUID));
 530
 531     if (This->device != NULL) {
 532         WARN("already initialized\n");
 533         return DSERR_ALREADYINITIALIZED;
 534     }
 535
 536     return DirectSoundCaptureDevice_Initialize(&This->device, lpcGUID);
 537 }
 538
 539 static const IDirectSoundCaptureVtbl dscvt =
 540 {
 541     /* IUnknown methods */
 542     IDirectSoundCaptureImpl_QueryInterface,
 543     IDirectSoundCaptureImpl_AddRef,
 544     IDirectSoundCaptureImpl_Release,
 545
 546     /* IDirectSoundCapture methods */
 547     IDirectSoundCaptureImpl_CreateCaptureBuffer,
 548     IDirectSoundCaptureImpl_GetCaps,
 549     IDirectSoundCaptureImpl_Initialize
 550 };
 551
 552 HRESULT IDirectSoundCaptureImpl_Create(
 553     LPDIRECTSOUNDCAPTURE8 * ppDSC)
 554 {
 555     IDirectSoundCaptureImpl *pDSC;
 556     TRACE("(%p)\n", ppDSC);
 557
 558     /* Allocate memory */
 559     pDSC = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(IDirectSoundCaptureImpl));
 560     if (pDSC == NULL) {
 561         WARN("out of memory\n");
 562         *ppDSC = NULL;
 563         return DSERR_OUTOFMEMORY;
 564     }
 565
 566     pDSC->lpVtbl = &dscvt;
 567     pDSC->ref    = 0;
 568     pDSC->device = NULL;
 569
 570     *ppDSC = (LPDIRECTSOUNDCAPTURE8)pDSC;
 571
 572     return DS_OK;
 573 }
 574
 575 /*******************************************************************************
 576  *              IDirectSoundCaptureNotify
 577  */
 578 static HRESULT WINAPI IDirectSoundCaptureNotifyImpl_QueryInterface(
 579     LPDIRECTSOUNDNOTIFY iface,
 580     REFIID riid,
 581     LPVOID *ppobj)
 582 {
 583     IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
 584     TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 585
 586     if (This->dscb == NULL) {
 587         WARN("invalid parameter\n");
 588         return E_INVALIDARG;
 589     }
 590
 591     return IDirectSoundCaptureBuffer_QueryInterface((LPDIRECTSOUNDCAPTUREBUFFER)This->dscb, riid, ppobj);
 592 }
 593
 594 static ULONG WINAPI IDirectSoundCaptureNotifyImpl_AddRef(LPDIRECTSOUNDNOTIFY iface)
 595 {
 596     IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
 597     ULONG ref = InterlockedIncrement(&(This->ref));
 598     TRACE("(%p) ref was %ld\n", This, ref - 1);
 599     return ref;
 600 }
 601
 602 static ULONG WINAPI IDirectSoundCaptureNotifyImpl_Release(LPDIRECTSOUNDNOTIFY iface)
 603 {
 604     IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
 605     ULONG ref = InterlockedDecrement(&(This->ref));
 606     TRACE("(%p) ref was %ld\n", This, ref + 1);
 607
 608     if (!ref) {
 609         if (This->dscb->hwnotify)
 610             IDsDriverNotify_Release(This->dscb->hwnotify);
 611         This->dscb->notify=NULL;
 612         IDirectSoundCaptureBuffer_Release((LPDIRECTSOUNDCAPTUREBUFFER)This->dscb);
 613         HeapFree(GetProcessHeap(),0,This);
 614         TRACE("(%p) released\n", This);
 615     }
 616     return ref;
 617 }
 618
 619 static HRESULT WINAPI IDirectSoundCaptureNotifyImpl_SetNotificationPositions(
 620     LPDIRECTSOUNDNOTIFY iface,
 621     DWORD howmuch,
 622     LPCDSBPOSITIONNOTIFY notify)
 623 {
 624     IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
 625     TRACE("(%p,0x%08lx,%p)\n",This,howmuch,notify);
 626
 627     if (howmuch > 0 && notify == NULL) {
 628         WARN("invalid parameter: notify == NULL\n");
 629         return DSERR_INVALIDPARAM;
 630     }
 631
 632     if (TRACE_ON(dsound)) {
 633         unsigned int i;
 634         for (i=0;i<howmuch;i++)
 635             TRACE("notify at %ld to %p\n",
 636             notify[i].dwOffset,notify[i].hEventNotify);
 637     }
 638
 639     if (This->dscb->hwnotify) {
 640         HRESULT hres;
 641         hres = IDsDriverNotify_SetNotificationPositions(This->dscb->hwnotify, howmuch, notify);
 642         if (hres != DS_OK)
 643             WARN("IDsDriverNotify_SetNotificationPositions failed\n");
 644         return hres;
 645     } else if (howmuch > 0) {
 646         /* Make an internal copy of the caller-supplied array.
 647          * Replace the existing copy if one is already present. */
 648         if (This->dscb->notifies)
 649             This->dscb->notifies = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 650                 This->dscb->notifies, howmuch * sizeof(DSBPOSITIONNOTIFY));
 651         else
 652             This->dscb->notifies = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 653                 howmuch * sizeof(DSBPOSITIONNOTIFY));
 654
 655         if (This->dscb->notifies == NULL) {
 656             WARN("out of memory\n");
 657             return DSERR_OUTOFMEMORY;
 658         }
 659         CopyMemory(This->dscb->notifies, notify, howmuch * sizeof(DSBPOSITIONNOTIFY));
 660         This->dscb->nrofnotifies = howmuch;
 661     } else {
 662         HeapFree(GetProcessHeap(), 0, This->dscb->notifies);
 663         This->dscb->notifies = NULL;
 664         This->dscb->nrofnotifies = 0;
 665     }
 666
 667     return S_OK;
 668 }
 669
 670 static const IDirectSoundNotifyVtbl dscnvt =
 671 {
 672     IDirectSoundCaptureNotifyImpl_QueryInterface,
 673     IDirectSoundCaptureNotifyImpl_AddRef,
 674     IDirectSoundCaptureNotifyImpl_Release,
 675     IDirectSoundCaptureNotifyImpl_SetNotificationPositions,
 676 };
 677
 678 HRESULT IDirectSoundCaptureNotifyImpl_Create(
 679     IDirectSoundCaptureBufferImpl *dscb,
 680     IDirectSoundCaptureNotifyImpl **pdscn)
 681 {
 682     IDirectSoundCaptureNotifyImpl * dscn;
 683     TRACE("(%p,%p)\n",dscb,pdscn);
 684
 685     dscn = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(dscn));
 686
 687     if (dscn == NULL) {
 688         WARN("out of memory\n");
 689         return DSERR_OUTOFMEMORY;
 690     }
 691
 692     dscn->ref = 0;
 693     dscn->lpVtbl = &dscnvt;
 694     dscn->dscb = dscb;
 695     dscb->notify = dscn;
 696     IDirectSoundCaptureBuffer_AddRef((LPDIRECTSOUNDCAPTUREBUFFER)dscb);
 697
 698     *pdscn = dscn;
 699     return DS_OK;
 700 }
 701
 702 /*******************************************************************************
 703  *              IDirectSoundCaptureBuffer
 704  */
 705 static HRESULT WINAPI
 706 IDirectSoundCaptureBufferImpl_QueryInterface(
 707     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 708     REFIID riid,
 709     LPVOID* ppobj )
 710 {
 711     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 712     HRESULT hres;
 713     TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
 714
 715     if (ppobj == NULL) {
 716         WARN("invalid parameter\n");
 717         return E_INVALIDARG;
 718     }
 719
 720     *ppobj = NULL;
 721
 722     if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
 723         if (!This->notify)
 724             hres = IDirectSoundCaptureNotifyImpl_Create(This, &This->notify);
 725         if (This->notify) {
 726             if (This->device->hwbuf) {
 727                 hres = IDsCaptureDriverBuffer_QueryInterface(This->device->hwbuf,
 728                     &IID_IDsDriverNotify, (LPVOID*)&(This->hwnotify));
 729                 if (hres != DS_OK) {
 730                     WARN("IDsCaptureDriverBuffer_QueryInterface failed\n");
 731                     *ppobj = 0;
 732                     return hres;
 733                 }
 734             }
 735
 736             IDirectSoundNotify_AddRef((LPDIRECTSOUNDNOTIFY)This->notify);
 737             *ppobj = (LPVOID)This->notify;
 738             return DS_OK;
 739         }
 740
 741         WARN("IID_IDirectSoundNotify\n");
 742         return E_FAIL;
 743     }
 744
 745     if ( IsEqualGUID( &IID_IDirectSoundCaptureBuffer, riid ) ||
 746          IsEqualGUID( &IID_IDirectSoundCaptureBuffer8, riid ) ) {
 747         IDirectSoundCaptureBuffer8_AddRef(iface);
 748         *ppobj = This;
 749         return NO_ERROR;
 750     }
 751
 752     FIXME("(%p,%s,%p) unsupported GUID\n", This, debugstr_guid(riid), ppobj);
 753     return E_NOINTERFACE;
 754 }
 755
 756 static ULONG WINAPI
 757 IDirectSoundCaptureBufferImpl_AddRef( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
 758 {
 759     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 760     ULONG ref = InterlockedIncrement(&(This->ref));
 761     TRACE("(%p) ref was %ld\n", This, ref - 1);
 762     return ref;
 763 }
 764
 765 static ULONG WINAPI
 766 IDirectSoundCaptureBufferImpl_Release( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
 767 {
 768     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 769     ULONG ref = InterlockedDecrement(&(This->ref));
 770     TRACE("(%p) ref was %ld\n", This, ref + 1);
 771
 772     if (!ref) {
 773         TRACE("deleting object\n");
 774         if (This->device->state == STATE_CAPTURING)
 775             This->device->state = STATE_STOPPING;
 776
 777         HeapFree(GetProcessHeap(),0, This->pdscbd);
 778
 779         if (This->device->hwi) {
 780             waveInReset(This->device->hwi);
 781             waveInClose(This->device->hwi);
 782             HeapFree(GetProcessHeap(),0, This->device->pwave);
 783             This->device->pwave = 0;
 784             This->device->hwi = 0;
 785         }
 786
 787         if (This->device->hwbuf)
 788             IDsCaptureDriverBuffer_Release(This->device->hwbuf);
 789
 790         /* remove from DirectSoundCaptureDevice */
 791         This->device->capture_buffer = NULL;
 792
 793         if (This->notify)
 794             IDirectSoundNotify_Release((LPDIRECTSOUNDNOTIFY)This->notify);
 795
 796         HeapFree(GetProcessHeap(), 0, This->notifies);
 797         HeapFree( GetProcessHeap(), 0, This );
 798         TRACE("(%p) released\n", This);
 799     }
 800     return ref;
 801 }
 802
 803 static HRESULT WINAPI
 804 IDirectSoundCaptureBufferImpl_GetCaps(
 805     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 806     LPDSCBCAPS lpDSCBCaps )
 807 {
 808     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 809     TRACE( "(%p,%p)\n", This, lpDSCBCaps );
 810
 811     if (lpDSCBCaps == NULL) {
 812         WARN("invalid parameter: lpDSCBCaps == NULL\n");
 813         return DSERR_INVALIDPARAM;
 814     }
 815
 816     if (lpDSCBCaps->dwSize < sizeof(DSCBCAPS)) {
 817         WARN("invalid parameter: lpDSCBCaps->dwSize = %ld < %d\n",
 818             lpDSCBCaps->dwSize, sizeof(DSCBCAPS));
 819         return DSERR_INVALIDPARAM;
 820     }
 821
 822     if (This->device == NULL) {
 823         WARN("invalid parameter: This->device == NULL\n");
 824         return DSERR_INVALIDPARAM;
 825     }
 826
 827     lpDSCBCaps->dwSize = sizeof(DSCBCAPS);
 828     lpDSCBCaps->dwFlags = This->flags;
 829     lpDSCBCaps->dwBufferBytes = This->pdscbd->dwBufferBytes;
 830     lpDSCBCaps->dwReserved = 0;
 831
 832     TRACE("returning DS_OK\n");
 833     return DS_OK;
 834 }
 835
 836 static HRESULT WINAPI
 837 IDirectSoundCaptureBufferImpl_GetCurrentPosition(
 838     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 839     LPDWORD lpdwCapturePosition,
 840     LPDWORD lpdwReadPosition )
 841 {
 842     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 843     HRESULT hres = DS_OK;
 844     TRACE( "(%p,%p,%p)\n", This, lpdwCapturePosition, lpdwReadPosition );
 845
 846     if (This->device == NULL) {
 847         WARN("invalid parameter: This->device == NULL\n");
 848         return DSERR_INVALIDPARAM;
 849     }
 850
 851     if (This->device->driver) {
 852         hres = IDsCaptureDriverBuffer_GetPosition(This->device->hwbuf, lpdwCapturePosition, lpdwReadPosition );
 853         if (hres != DS_OK)
 854             WARN("IDsCaptureDriverBuffer_GetPosition failed\n");
 855     } else if (This->device->hwi) {
 856         EnterCriticalSection(&(This->device->lock));
 857         TRACE("old This->device->state=%s\n",captureStateString[This->device->state]);
 858         if (lpdwCapturePosition) {
 859             MMTIME mtime;
 860             mtime.wType = TIME_BYTES;
 861             waveInGetPosition(This->device->hwi, &mtime, sizeof(mtime));
 862             TRACE("mtime.u.cb=%ld,This->device->buflen=%ld\n", mtime.u.cb,
 863                 This->device->buflen);
 864             mtime.u.cb = mtime.u.cb % This->device->buflen;
 865             *lpdwCapturePosition = mtime.u.cb;
 866         }
 867
 868         if (lpdwReadPosition) {
 869             if (This->device->state == STATE_STARTING) {
 870                 if (lpdwCapturePosition)
 871                     This->device->read_position = *lpdwCapturePosition;
 872                 This->device->state = STATE_CAPTURING;
 873             }
 874             *lpdwReadPosition = This->device->read_position;
 875         }
 876         TRACE("new This->device->state=%s\n",captureStateString[This->device->state]);
 877         LeaveCriticalSection(&(This->device->lock));
 878         if (lpdwCapturePosition) TRACE("*lpdwCapturePosition=%ld\n",*lpdwCapturePosition);
 879         if (lpdwReadPosition) TRACE("*lpdwReadPosition=%ld\n",*lpdwReadPosition);
 880     } else {
 881         WARN("no driver\n");
 882         hres = DSERR_NODRIVER;
 883     }
 884
 885     TRACE("returning %08lx\n", hres);
 886     return hres;
 887 }
 888
 889 static HRESULT WINAPI
 890 IDirectSoundCaptureBufferImpl_GetFormat(
 891     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 892     LPWAVEFORMATEX lpwfxFormat,
 893     DWORD dwSizeAllocated,
 894     LPDWORD lpdwSizeWritten )
 895 {
 896     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 897     HRESULT hres = DS_OK;
 898     TRACE( "(%p,%p,0x%08lx,%p)\n", This, lpwfxFormat, dwSizeAllocated,
 899         lpdwSizeWritten );
 900
 901     if (This->device == NULL) {
 902         WARN("invalid parameter: This->device == NULL\n");
 903         return DSERR_INVALIDPARAM;
 904     }
 905
 906     if (dwSizeAllocated > (sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize))
 907         dwSizeAllocated = sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize;
 908
 909     if (lpwfxFormat) { /* NULL is valid (just want size) */
 910         CopyMemory(lpwfxFormat, This->device->pwfx, dwSizeAllocated);
 911         if (lpdwSizeWritten)
 912             *lpdwSizeWritten = dwSizeAllocated;
 913     } else {
 914         if (lpdwSizeWritten)
 915             *lpdwSizeWritten = sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize;
 916         else {
 917             TRACE("invalid parameter: lpdwSizeWritten = NULL\n");
 918             hres = DSERR_INVALIDPARAM;
 919         }
 920     }
 921
 922     TRACE("returning %08lx\n", hres);
 923     return hres;
 924 }
 925
 926 static HRESULT WINAPI
 927 IDirectSoundCaptureBufferImpl_GetStatus(
 928     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 929     LPDWORD lpdwStatus )
 930 {
 931     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 932     TRACE( "(%p, %p), thread is %04lx\n", This, lpdwStatus, GetCurrentThreadId() );
 933
 934     if (This->device == NULL) {
 935         WARN("invalid parameter: This->device == NULL\n");
 936         return DSERR_INVALIDPARAM;
 937     }
 938
 939     if (lpdwStatus == NULL) {
 940         WARN("invalid parameter: lpdwStatus == NULL\n");
 941         return DSERR_INVALIDPARAM;
 942     }
 943
 944     *lpdwStatus = 0;
 945     EnterCriticalSection(&(This->device->lock));
 946
 947     TRACE("old This->device->state=%s, old lpdwStatus=%08lx\n",
 948         captureStateString[This->device->state],*lpdwStatus);
 949     if ((This->device->state == STATE_STARTING) ||
 950         (This->device->state == STATE_CAPTURING)) {
 951         *lpdwStatus |= DSCBSTATUS_CAPTURING;
 952         if (This->flags & DSCBSTART_LOOPING)
 953             *lpdwStatus |= DSCBSTATUS_LOOPING;
 954     }
 955     TRACE("new This->device->state=%s, new lpdwStatus=%08lx\n",
 956         captureStateString[This->device->state],*lpdwStatus);
 957     LeaveCriticalSection(&(This->device->lock));
 958
 959     TRACE("status=%lx\n", *lpdwStatus);
 960     TRACE("returning DS_OK\n");
 961     return DS_OK;
 962 }
 963
 964 static HRESULT WINAPI
 965 IDirectSoundCaptureBufferImpl_Initialize(
 966     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 967     LPDIRECTSOUNDCAPTURE lpDSC,
 968     LPCDSCBUFFERDESC lpcDSCBDesc )
 969 {
 970     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 971
 972     FIXME( "(%p,%p,%p): stub\n", This, lpDSC, lpcDSCBDesc );
 973
 974     return DS_OK;
 975 }
 976
 977 static HRESULT WINAPI
 978 IDirectSoundCaptureBufferImpl_Lock(
 979     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 980     DWORD dwReadCusor,
 981     DWORD dwReadBytes,
 982     LPVOID* lplpvAudioPtr1,
 983     LPDWORD lpdwAudioBytes1,
 984     LPVOID* lplpvAudioPtr2,
 985     LPDWORD lpdwAudioBytes2,
 986     DWORD dwFlags )
 987 {
 988     HRESULT hres = DS_OK;
 989     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 990     TRACE( "(%p,%08lu,%08lu,%p,%p,%p,%p,0x%08lx) at %ld\n", This, dwReadCusor,
 991         dwReadBytes, lplpvAudioPtr1, lpdwAudioBytes1, lplpvAudioPtr2,
 992         lpdwAudioBytes2, dwFlags, GetTickCount() );
 993
 994     if (This->device == NULL) {
 995         WARN("invalid parameter: This->device == NULL\n");
 996         return DSERR_INVALIDPARAM;
 997     }
 998
 999     if (lplpvAudioPtr1 == NULL) {
1000         WARN("invalid parameter: lplpvAudioPtr1 == NULL\n");
1001         return DSERR_INVALIDPARAM;
1002     }
1003
1004     if (lpdwAudioBytes1 == NULL) {
1005         WARN("invalid parameter: lpdwAudioBytes1 == NULL\n");
1006         return DSERR_INVALIDPARAM;
1007     }
1008
1009     EnterCriticalSection(&(This->device->lock));
1010
1011     if (This->device->driver) {
1012         hres = IDsCaptureDriverBuffer_Lock(This->device->hwbuf, lplpvAudioPtr1,
1013                                            lpdwAudioBytes1, lplpvAudioPtr2,
1014                                            lpdwAudioBytes2, dwReadCusor,
1015                                            dwReadBytes, dwFlags);
1016         if (hres != DS_OK)
1017             WARN("IDsCaptureDriverBuffer_Lock failed\n");
1018     } else if (This->device->hwi) {
1019         *lplpvAudioPtr1 = This->device->buffer + dwReadCusor;
1020         if ( (dwReadCusor + dwReadBytes) > This->device->buflen) {
1021             *lpdwAudioBytes1 = This->device->buflen - dwReadCusor;
1022             if (lplpvAudioPtr2)
1023                 *lplpvAudioPtr2 = This->device->buffer;
1024             if (lpdwAudioBytes2)
1025                 *lpdwAudioBytes2 = dwReadBytes - *lpdwAudioBytes1;
1026         } else {
1027             *lpdwAudioBytes1 = dwReadBytes;
1028             if (lplpvAudioPtr2)
1029                 *lplpvAudioPtr2 = 0;
1030             if (lpdwAudioBytes2)
1031                 *lpdwAudioBytes2 = 0;
1032         }
1033     } else {
1034         TRACE("invalid call\n");
1035         hres = DSERR_INVALIDCALL;   /* DSERR_NODRIVER ? */
1036     }
1037
1038     LeaveCriticalSection(&(This->device->lock));
1039
1040     TRACE("returning %08lx\n", hres);
1041     return hres;
1042 }
1043
1044 static HRESULT WINAPI
1045 IDirectSoundCaptureBufferImpl_Start(
1046     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
1047     DWORD dwFlags )
1048 {
1049     HRESULT hres = DS_OK;
1050     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
1051     TRACE( "(%p,0x%08lx)\n", This, dwFlags );
1052
1053     if (This->device == NULL) {
1054         WARN("invalid parameter: This->device == NULL\n");
1055         return DSERR_INVALIDPARAM;
1056     }
1057
1058     if ( (This->device->driver == 0) && (This->device->hwi == 0) ) {
1059         WARN("no driver\n");
1060         return DSERR_NODRIVER;
1061     }
1062
1063     EnterCriticalSection(&(This->device->lock));
1064
1065     This->flags = dwFlags;
1066     TRACE("old This->state=%s\n",captureStateString[This->device->state]);
1067     if (This->device->state == STATE_STOPPED)
1068         This->device->state = STATE_STARTING;
1069     else if (This->device->state == STATE_STOPPING)
1070         This->device->state = STATE_CAPTURING;
1071     TRACE("new This->device->state=%s\n",captureStateString[This->device->state]);
1072
1073     LeaveCriticalSection(&(This->device->lock));
1074
1075     if (This->device->driver) {
1076         hres = IDsCaptureDriverBuffer_Start(This->device->hwbuf, dwFlags);
1077         if (hres != DS_OK)
1078             WARN("IDsCaptureDriverBuffer_Start failed\n");
1079     } else if (This->device->hwi) {
1080         DirectSoundCaptureDevice *device = This->device;
1081
1082         if (device->buffer) {
1083             if (This->nrofnotifies) {
1084                 int c;
1085
1086                 device->nrofpwaves = This->nrofnotifies;
1087                 TRACE("nrofnotifies=%d\n", This->nrofnotifies);
1088
1089                 /* prepare headers */
1090                 if (device->pwave)
1091                     device->pwave = HeapReAlloc(GetProcessHeap(),0,device->pwave,
1092                         device->nrofpwaves*sizeof(WAVEHDR));
1093                 else
1094                     device->pwave = HeapAlloc(GetProcessHeap(),0,
1095                         device->nrofpwaves*sizeof(WAVEHDR));
1096
1097                 for (c = 0; c < device->nrofpwaves; c++) {
1098                     if (This->notifies[c].dwOffset == DSBPN_OFFSETSTOP) {
1099                         TRACE("got DSBPN_OFFSETSTOP\n");
1100                         device->nrofpwaves = c;
1101                         break;
1102                     }
1103                     if (c == 0) {
1104                         device->pwave[0].lpData = (LPSTR)device->buffer;
1105                         device->pwave[0].dwBufferLength =
1106                             This->notifies[0].dwOffset + 1;
1107                     } else {
1108                         device->pwave[c].lpData = (LPSTR)device->buffer +
1109                             This->notifies[c-1].dwOffset + 1;
1110                         device->pwave[c].dwBufferLength =
1111                             This->notifies[c].dwOffset -
1112                             This->notifies[c-1].dwOffset;
1113                     }
1114                     device->pwave[c].dwBytesRecorded = 0;
1115                     device->pwave[c].dwUser = (DWORD)device;
1116                     device->pwave[c].dwFlags = 0;
1117                     device->pwave[c].dwLoops = 0;
1118                     hres = mmErr(waveInPrepareHeader(device->hwi,
1119                         &(device->pwave[c]),sizeof(WAVEHDR)));
1120                     if (hres != DS_OK) {
1121                         WARN("waveInPrepareHeader failed\n");
1122                         while (c--)
1123                             waveInUnprepareHeader(device->hwi,
1124                                 &(device->pwave[c]),sizeof(WAVEHDR));
1125                         break;
1126                     }
1127
1128                     hres = mmErr(waveInAddBuffer(device->hwi,
1129                         &(device->pwave[c]), sizeof(WAVEHDR)));
1130                     if (hres != DS_OK) {
1131                         WARN("waveInAddBuffer failed\n");
1132                         while (c--)
1133                             waveInUnprepareHeader(device->hwi,
1134                                 &(device->pwave[c]),sizeof(WAVEHDR));
1135                         break;
1136                     }
1137                 }
1138
1139                 FillMemory(device->buffer, device->buflen,
1140                     (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
1141             } else {
1142                 TRACE("no notifiers specified\n");
1143                 /* no notifiers specified so just create a single default header */
1144                 device->nrofpwaves = 1;
1145                 if (device->pwave)
1146                     device->pwave = HeapReAlloc(GetProcessHeap(),0,device->pwave,sizeof(WAVEHDR));
1147                 else
1148                     device->pwave = HeapAlloc(GetProcessHeap(),0,sizeof(WAVEHDR));
1149
1150                 device->pwave[0].lpData = (LPSTR)device->buffer;
1151                 device->pwave[0].dwBufferLength = device->buflen;
1152                 device->pwave[0].dwBytesRecorded = 0;
1153                 device->pwave[0].dwUser = (DWORD)device;
1154                 device->pwave[0].dwFlags = 0;
1155                 device->pwave[0].dwLoops = 0;
1156
1157                 hres = mmErr(waveInPrepareHeader(device->hwi,
1158                     &(device->pwave[0]),sizeof(WAVEHDR)));
1159                 if (hres != DS_OK) {
1160                     WARN("waveInPrepareHeader failed\n");
1161                     waveInUnprepareHeader(device->hwi,
1162                         &(device->pwave[0]),sizeof(WAVEHDR));
1163                 }
1164                 hres = mmErr(waveInAddBuffer(device->hwi,
1165                     &(device->pwave[0]), sizeof(WAVEHDR)));
1166                 if (hres != DS_OK) {
1167                     WARN("waveInAddBuffer failed\n");
1168                     waveInUnprepareHeader(device->hwi,
1169                         &(device->pwave[0]),sizeof(WAVEHDR));
1170                 }
1171             }
1172         }
1173
1174         device->index = 0;
1175         device->read_position = 0;
1176
1177         if (hres == DS_OK) {
1178             /* start filling the first buffer */
1179             hres = mmErr(waveInStart(device->hwi));
1180             if (hres != DS_OK)
1181                 WARN("waveInStart failed\n");
1182         }
1183
1184         if (hres != DS_OK) {
1185             WARN("calling waveInClose because of error\n");
1186             waveInClose(device->hwi);
1187             device->hwi = 0;
1188         }
1189     } else {
1190         WARN("no driver\n");
1191         hres = DSERR_NODRIVER;
1192     }
1193
1194     TRACE("returning %08lx\n", hres);
1195     return hres;
1196 }
1197
1198 static HRESULT WINAPI
1199 IDirectSoundCaptureBufferImpl_Stop( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
1200 {
1201     HRESULT hres = DS_OK;
1202     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
1203     TRACE( "(%p)\n", This );
1204
1205     if (This->device == NULL) {
1206         WARN("invalid parameter: This->device == NULL\n");
1207         return DSERR_INVALIDPARAM;
1208     }
1209
1210     EnterCriticalSection(&(This->device->lock));
1211
1212     TRACE("old This->device->state=%s\n",captureStateString[This->device->state]);
1213     if (This->device->state == STATE_CAPTURING)
1214         This->device->state = STATE_STOPPING;
1215     else if (This->device->state == STATE_STARTING)
1216         This->device->state = STATE_STOPPED;
1217     TRACE("new This->device->state=%s\n",captureStateString[This->device->state]);
1218
1219     LeaveCriticalSection(&(This->device->lock));
1220
1221     if (This->device->driver) {
1222         hres = IDsCaptureDriverBuffer_Stop(This->device->hwbuf);
1223         if (hres != DS_OK)
1224             WARN("IDsCaptureDriverBuffer_Stop() failed\n");
1225     } else if (This->device->hwi) {
1226         hres = mmErr(waveInReset(This->device->hwi));
1227         if (hres != DS_OK)
1228             WARN("waveInReset() failed\n");
1229     } else {
1230         WARN("no driver\n");
1231         hres = DSERR_NODRIVER;
1232     }
1233
1234     TRACE("returning %08lx\n", hres);
1235     return hres;
1236 }
1237
1238 static HRESULT WINAPI
1239 IDirectSoundCaptureBufferImpl_Unlock(
1240     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
1241     LPVOID lpvAudioPtr1,
1242     DWORD dwAudioBytes1,
1243     LPVOID lpvAudioPtr2,
1244     DWORD dwAudioBytes2 )
1245 {
1246     HRESULT hres = DS_OK;
1247     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
1248     TRACE( "(%p,%p,%08lu,%p,%08lu)\n", This, lpvAudioPtr1, dwAudioBytes1,
1249         lpvAudioPtr2, dwAudioBytes2 );
1250
1251     if (lpvAudioPtr1 == NULL) {
1252         WARN("invalid parameter: lpvAudioPtr1 == NULL\n");
1253         return DSERR_INVALIDPARAM;
1254     }
1255
1256     if (This->device->driver) {
1257         hres = IDsCaptureDriverBuffer_Unlock(This->device->hwbuf, lpvAudioPtr1,
1258                                              dwAudioBytes1, lpvAudioPtr2, dwAudioBytes2);
1259         if (hres != DS_OK)
1260             WARN("IDsCaptureDriverBuffer_Unlock failed\n");
1261     } else if (This->device->hwi) {
1262         This->device->read_position = (This->device->read_position +
1263             (dwAudioBytes1 + dwAudioBytes2)) % This->device->buflen;
1264     } else {
1265         WARN("invalid call\n");
1266         hres = DSERR_INVALIDCALL;
1267     }
1268
1269     TRACE("returning %08lx\n", hres);
1270     return hres;
1271 }
1272
1273 static HRESULT WINAPI
1274 IDirectSoundCaptureBufferImpl_GetObjectInPath(
1275     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
1276     REFGUID rguidObject,
1277     DWORD dwIndex,
1278     REFGUID rguidInterface,
1279     LPVOID* ppObject )
1280 {
1281     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
1282
1283     FIXME( "(%p,%s,%lu,%s,%p): stub\n", This, debugstr_guid(rguidObject),
1284         dwIndex, debugstr_guid(rguidInterface), ppObject );
1285
1286     return DS_OK;
1287 }
1288
1289 static HRESULT WINAPI
1290 IDirectSoundCaptureBufferImpl_GetFXStatus(
1291     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
1292     DWORD dwFXCount,
1293     LPDWORD pdwFXStatus )
1294 {
1295     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
1296
1297     FIXME( "(%p,%lu,%p): stub\n", This, dwFXCount, pdwFXStatus );
1298
1299     return DS_OK;
1300 }
1301
1302 static const IDirectSoundCaptureBuffer8Vtbl dscbvt =
1303 {
1304     /* IUnknown methods */
1305     IDirectSoundCaptureBufferImpl_QueryInterface,
1306     IDirectSoundCaptureBufferImpl_AddRef,
1307     IDirectSoundCaptureBufferImpl_Release,
1308
1309     /* IDirectSoundCaptureBuffer methods */
1310     IDirectSoundCaptureBufferImpl_GetCaps,
1311     IDirectSoundCaptureBufferImpl_GetCurrentPosition,
1312     IDirectSoundCaptureBufferImpl_GetFormat,
1313     IDirectSoundCaptureBufferImpl_GetStatus,
1314     IDirectSoundCaptureBufferImpl_Initialize,
1315     IDirectSoundCaptureBufferImpl_Lock,
1316     IDirectSoundCaptureBufferImpl_Start,
1317     IDirectSoundCaptureBufferImpl_Stop,
1318     IDirectSoundCaptureBufferImpl_Unlock,
1319
1320     /* IDirectSoundCaptureBuffer methods */
1321     IDirectSoundCaptureBufferImpl_GetObjectInPath,
1322     IDirectSoundCaptureBufferImpl_GetFXStatus
1323 };
1324
1325 HRESULT IDirectSoundCaptureBufferImpl_Create(
1326     DirectSoundCaptureDevice *device,
1327     IDirectSoundCaptureBufferImpl ** ppobj,
1328     LPCDSCBUFFERDESC lpcDSCBufferDesc)
1329 {
1330     LPWAVEFORMATEX  wfex;
1331     TRACE( "(%p,%p,%p)\n", device, ppobj, lpcDSCBufferDesc);
1332
1333     if (ppobj == NULL) {
1334         WARN("invalid parameter: ppobj == NULL\n");
1335         return DSERR_INVALIDPARAM;
1336     }
1337
1338     if (!device) {
1339         WARN("not initialized\n");
1340         *ppobj = NULL;
1341         return DSERR_UNINITIALIZED;
1342     }
1343
1344     if (lpcDSCBufferDesc == NULL) {
1345         WARN("invalid parameter: lpcDSCBufferDesc == NULL\n");
1346         *ppobj = NULL;
1347         return DSERR_INVALIDPARAM;
1348     }
1349
1350     if ( ((lpcDSCBufferDesc->dwSize != sizeof(DSCBUFFERDESC)) &&
1351           (lpcDSCBufferDesc->dwSize != sizeof(DSCBUFFERDESC1))) ||
1352         (lpcDSCBufferDesc->dwBufferBytes == 0) ||
1353         (lpcDSCBufferDesc->lpwfxFormat == NULL) ) {
1354         WARN("invalid lpcDSCBufferDesc\n");
1355         *ppobj = NULL;
1356         return DSERR_INVALIDPARAM;
1357     }
1358
1359     wfex = lpcDSCBufferDesc->lpwfxFormat;
1360
1361     if (wfex) {
1362         TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
1363             "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1364             wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
1365             wfex->nAvgBytesPerSec, wfex->nBlockAlign,
1366             wfex->wBitsPerSample, wfex->cbSize);
1367
1368         if (wfex->wFormatTag == WAVE_FORMAT_PCM) {
1369             device->pwfx = HeapAlloc(GetProcessHeap(),0,sizeof(WAVEFORMATEX));
1370             CopyMemory(device->pwfx, wfex, sizeof(WAVEFORMATEX));
1371             device->pwfx->cbSize = 0;
1372         } else {
1373             device->pwfx = HeapAlloc(GetProcessHeap(),0,sizeof(WAVEFORMATEX)+wfex->cbSize);
1374             CopyMemory(device->pwfx, wfex, sizeof(WAVEFORMATEX)+wfex->cbSize);
1375         }
1376     } else {
1377         WARN("lpcDSCBufferDesc->lpwfxFormat == 0\n");
1378         *ppobj = NULL;
1379         return DSERR_INVALIDPARAM; /* FIXME: DSERR_BADFORMAT ? */
1380     }
1381
1382     *ppobj = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
1383         sizeof(IDirectSoundCaptureBufferImpl));
1384
1385     if ( *ppobj == NULL ) {
1386         WARN("out of memory\n");
1387         *ppobj = NULL;
1388         return DSERR_OUTOFMEMORY;
1389     } else {
1390         HRESULT err = DS_OK;
1391         LPBYTE newbuf;
1392         DWORD buflen;
1393         IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)*ppobj;
1394
1395         This->ref = 1;
1396         This->device = device;
1397         This->device->capture_buffer = This;
1398         This->notify = NULL;
1399         This->nrofnotifies = 0;
1400         This->hwnotify = NULL;
1401
1402         This->pdscbd = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
1403             lpcDSCBufferDesc->dwSize);
1404         if (This->pdscbd)
1405             CopyMemory(This->pdscbd, lpcDSCBufferDesc, lpcDSCBufferDesc->dwSize);
1406         else {
1407             WARN("no memory\n");
1408             This->device->capture_buffer = 0;
1409             HeapFree( GetProcessHeap(), 0, This );
1410             *ppobj = NULL;
1411             return DSERR_OUTOFMEMORY;
1412         }
1413
1414         This->lpVtbl = &dscbvt;
1415
1416         if (device->driver) {
1417             if (This->device->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN)
1418                 FIXME("DSDDESC_DOMMSYSTEMOPEN not supported\n");
1419
1420             if (This->device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY) {
1421                 /* allocate buffer from system memory */
1422                 buflen = lpcDSCBufferDesc->dwBufferBytes;
1423                 TRACE("desired buflen=%ld, old buffer=%p\n", buflen, device->buffer);
1424                 if (device->buffer)
1425                     newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer,buflen);
1426                 else
1427                     newbuf = HeapAlloc(GetProcessHeap(),0,buflen);
1428
1429                 if (newbuf == NULL) {
1430                     WARN("failed to allocate capture buffer\n");
1431                     err = DSERR_OUTOFMEMORY;
1432                     /* but the old buffer might still exist and must be re-prepared */
1433                 } else {
1434                     device->buffer = newbuf;
1435                     device->buflen = buflen;
1436                 }
1437             } else {
1438                 /* let driver allocate memory */
1439                 device->buflen = lpcDSCBufferDesc->dwBufferBytes;
1440                 /* FIXME: */
1441                 HeapFree( GetProcessHeap(), 0, device->buffer);
1442                 device->buffer = NULL;
1443             }
1444
1445             err = IDsCaptureDriver_CreateCaptureBuffer(device->driver,
1446                 device->pwfx,0,0,&(device->buflen),&(device->buffer),(LPVOID*)&(device->hwbuf));
1447             if (err != DS_OK) {
1448                 WARN("IDsCaptureDriver_CreateCaptureBuffer failed\n");
1449                 This->device->capture_buffer = 0;
1450                 HeapFree( GetProcessHeap(), 0, This );
1451                 *ppobj = NULL;
1452                 return err;
1453             }
1454         } else {
1455             DWORD flags = CALLBACK_FUNCTION;
1456             if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
1457                 flags |= WAVE_DIRECTSOUND;
1458             err = mmErr(waveInOpen(&(device->hwi),
1459                 device->drvdesc.dnDevNode, device->pwfx,
1460                 (DWORD_PTR)DSOUND_capture_callback, (DWORD)device, flags));
1461             if (err != DS_OK) {
1462                 WARN("waveInOpen failed\n");
1463                 This->device->capture_buffer = 0;
1464                 HeapFree( GetProcessHeap(), 0, This );
1465                 *ppobj = NULL;
1466                 return err;
1467             }
1468
1469             buflen = lpcDSCBufferDesc->dwBufferBytes;
1470             TRACE("desired buflen=%ld, old buffer=%p\n", buflen, device->buffer);
1471             if (device->buffer)
1472                 newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer,buflen);
1473             else
1474                 newbuf = HeapAlloc(GetProcessHeap(),0,buflen);
1475             if (newbuf == NULL) {
1476                 WARN("failed to allocate capture buffer\n");
1477                 err = DSERR_OUTOFMEMORY;
1478                 /* but the old buffer might still exist and must be re-prepared */
1479             } else {
1480                 device->buffer = newbuf;
1481                 device->buflen = buflen;
1482             }
1483         }
1484     }
1485
1486     TRACE("returning DS_OK\n");
1487     return DS_OK;
1488 }
1489
1490 /*******************************************************************************
1491  * DirectSoundCaptureDevice
1492  */
1493 HRESULT DirectSoundCaptureDevice_Initialize(
1494     DirectSoundCaptureDevice ** ppDevice,
1495     LPCGUID lpcGUID)
1496 {
1497     HRESULT err = DSERR_INVALIDPARAM;
1498     unsigned wid, widn;
1499     BOOLEAN found = FALSE;
1500     GUID devGUID;
1501     DirectSoundCaptureDevice *device = *ppDevice;
1502     TRACE("(%p, %s)\n", ppDevice, debugstr_guid(lpcGUID));
1503
1504     /* Default device? */
1505     if ( !lpcGUID || IsEqualGUID(lpcGUID, &GUID_NULL) )
1506         lpcGUID = &DSDEVID_DefaultCapture;
1507
1508     if (GetDeviceID(lpcGUID, &devGUID) != DS_OK) {
1509         WARN("invalid parameter: lpcGUID\n");
1510         return DSERR_INVALIDPARAM;
1511     }
1512
1513     widn = waveInGetNumDevs();
1514     if (!widn) {
1515         WARN("no audio devices found\n");
1516         return DSERR_NODRIVER;
1517     }
1518
1519     /* enumerate WINMM audio devices and find the one we want */
1520     for (wid=0; wid<widn; wid++) {
1521         if (IsEqualGUID( &devGUID, &DSOUND_capture_guids[wid]) ) {
1522             found = TRUE;
1523             break;
1524         }
1525     }
1526
1527     if (found == FALSE) {
1528         WARN("No device found matching given ID!\n");
1529         return DSERR_NODRIVER;
1530     }
1531
1532     if (DSOUND_capture[wid]) {
1533         WARN("already in use\n");
1534         return DSERR_ALLOCATED;
1535     }
1536
1537     err = DirectSoundCaptureDevice_Create(&(device));
1538     if (err != DS_OK) {
1539         WARN("DirectSoundCaptureDevice_Create failed\n");
1540         return err;
1541     }
1542
1543     *ppDevice = device;
1544     device->guid = devGUID;
1545
1546     err = mmErr(waveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDIFACE,(DWORD_PTR)&(device->driver),0));
1547     if ( (err != DS_OK) && (err != DSERR_UNSUPPORTED) ) {
1548         WARN("waveInMessage failed; err=%lx\n",err);
1549         return err;
1550     }
1551     err = DS_OK;
1552
1553     /* Disable the direct sound driver to force emulation if requested. */
1554     if (ds_hw_accel == DS_HW_ACCEL_EMULATION)
1555         device->driver = NULL;
1556
1557     /* Get driver description */
1558     if (device->driver) {
1559         TRACE("using DirectSound driver\n");
1560         err = IDsCaptureDriver_GetDriverDesc(device->driver, &(device->drvdesc));
1561         if (err != DS_OK) {
1562             WARN("IDsCaptureDriver_GetDriverDesc failed\n");
1563             return err;
1564         }
1565     } else {
1566         TRACE("using WINMM\n");
1567         /* if no DirectSound interface available, use WINMM API instead */
1568         device->drvdesc.dwFlags = DSDDESC_DOMMSYSTEMOPEN |
1569             DSDDESC_DOMMSYSTEMSETFORMAT;
1570     }
1571
1572     device->drvdesc.dnDevNode = wid;
1573
1574     /* open the DirectSound driver if available */
1575     if (device->driver && (err == DS_OK))
1576         err = IDsCaptureDriver_Open(device->driver);
1577
1578     if (err == DS_OK) {
1579         *ppDevice = device;
1580
1581         /* the driver is now open, so it's now allowed to call GetCaps */
1582         if (device->driver) {
1583             device->drvcaps.dwSize = sizeof(device->drvcaps);
1584             err = IDsCaptureDriver_GetCaps(device->driver,&(device->drvcaps));
1585             if (err != DS_OK) {
1586                 WARN("IDsCaptureDriver_GetCaps failed\n");
1587                 return err;
1588             }
1589         } else /*if (device->hwi)*/ {
1590             WAVEINCAPSA    wic;
1591             err = mmErr(waveInGetDevCapsA((UINT)device->drvdesc.dnDevNode, &wic, sizeof(wic)));
1592
1593             if (err == DS_OK) {
1594                 device->drvcaps.dwFlags = 0;
1595                 lstrcpynA(device->drvdesc.szDrvname, wic.szPname,
1596                           sizeof(device->drvdesc.szDrvname));
1597
1598                 device->drvcaps.dwFlags |= DSCCAPS_EMULDRIVER;
1599                 device->drvcaps.dwFormats = wic.dwFormats;
1600                 device->drvcaps.dwChannels = wic.wChannels;
1601             }
1602         }
1603     }
1604
1605     return err;
1606 }
1607
1608 HRESULT DirectSoundCaptureDevice_Create(
1609     DirectSoundCaptureDevice ** ppDevice)
1610 {
1611     DirectSoundCaptureDevice * device;
1612     TRACE("(%p)\n", ppDevice);
1613
1614     /* Allocate memory */
1615     device = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DirectSoundCaptureDevice));
1616
1617     if (device == NULL) {
1618         WARN("out of memory\n");
1619         return DSERR_OUTOFMEMORY;
1620     }
1621
1622     device->ref = 1;
1623     device->state = STATE_STOPPED;
1624
1625     InitializeCriticalSection( &(device->lock) );
1626     device->lock.DebugInfo->Spare[0] = (DWORD_PTR)"DSCAPTURE_lock";
1627
1628     *ppDevice = device;
1629
1630     return DS_OK;
1631 }
1632
1633 ULONG DirectSoundCaptureDevice_AddRef(
1634     DirectSoundCaptureDevice * device)
1635 {
1636     ULONG ref = InterlockedIncrement(&(device->ref));
1637     TRACE("(%p) ref was %ld\n", device, ref - 1);
1638     return ref;
1639 }
1640
1641 ULONG DirectSoundCaptureDevice_Release(
1642     DirectSoundCaptureDevice * device)
1643 {
1644     ULONG ref = InterlockedDecrement(&(device->ref));
1645     TRACE("(%p) ref was %ld\n", device, ref + 1);
1646
1647     if (!ref) {
1648         TRACE("deleting object\n");
1649         if (device->capture_buffer)
1650             IDirectSoundCaptureBufferImpl_Release(
1651                 (LPDIRECTSOUNDCAPTUREBUFFER8) device->capture_buffer);
1652
1653         if (device->driver) {
1654             IDsCaptureDriver_Close(device->driver);
1655             IDsCaptureDriver_Release(device->driver);
1656         }
1657
1658         HeapFree(GetProcessHeap(), 0, device->pwfx);
1659         device->lock.DebugInfo->Spare[0] = 0;
1660         DeleteCriticalSection( &(device->lock) );
1661         DSOUND_capture[device->drvdesc.dnDevNode] = NULL;
1662         HeapFree(GetProcessHeap(), 0, device);
1663         TRACE("(%p) released\n", device);
1664     }
1665     return ref;
1666 }
1667
1668 /*******************************************************************************
1669  * DirectSoundCapture ClassFactory
1670  */
1671
1672 static HRESULT WINAPI
1673 DSCCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
1674 {
1675     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
1676
1677     FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj);
1678     return E_NOINTERFACE;
1679 }
1680
1681 static ULONG WINAPI
1682 DSCCF_AddRef(LPCLASSFACTORY iface)
1683 {
1684     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
1685     ULONG ref = InterlockedIncrement(&(This->ref));
1686     TRACE("(%p) ref was %ld\n", This, ref - 1);
1687     return ref;
1688 }
1689
1690 static ULONG WINAPI
1691 DSCCF_Release(LPCLASSFACTORY iface)
1692 {
1693     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
1694     ULONG ref = InterlockedDecrement(&(This->ref));
1695     TRACE("(%p) ref was %ld\n", This, ref + 1);
1696     /* static class, won't be  freed */
1697     return ref;
1698 }
1699
1700 static HRESULT WINAPI
1701 DSCCF_CreateInstance(
1702         LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj )
1703 {
1704     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
1705     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
1706
1707     if (pOuter) {
1708         WARN("aggregation not supported\n");
1709         return CLASS_E_NOAGGREGATION;
1710     }
1711
1712     if (ppobj == NULL) {
1713         WARN("invalid parameter\n");
1714         return E_INVALIDARG;
1715     }
1716
1717     *ppobj = NULL;
1718
1719     if ( IsEqualGUID( &IID_IDirectSoundCapture, riid ) )
1720         return DSOUND_CaptureCreate8((LPDIRECTSOUNDCAPTURE*)ppobj,pOuter);
1721
1722     WARN("(%p,%p,%s,%p) Interface not found!\n",This,pOuter,debugstr_guid(riid),ppobj);
1723     return E_NOINTERFACE;
1724 }
1725
1726 static HRESULT WINAPI
1727 DSCCF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
1728 {
1729     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
1730     FIXME("(%p)->(%d),stub!\n",This,dolock);
1731     return S_OK;
1732 }
1733
1734 static const IClassFactoryVtbl DSCCF_Vtbl =
1735 {
1736     DSCCF_QueryInterface,
1737     DSCCF_AddRef,
1738     DSCCF_Release,
1739     DSCCF_CreateInstance,
1740     DSCCF_LockServer
1741 };
1742
1743 IClassFactoryImpl DSOUND_CAPTURE_CF = { &DSCCF_Vtbl, 1 };