duplex.c

   1 /*              DirectSoundFullDuplex
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2001 TransGaming Technologies, Inc.
   6  * Copyright 2005 Robert Reif
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include <stdarg.h>
  24
  25 #ifdef __WINESRC__
  26
  27 #define NONAMELESSSTRUCT
  28 #define NONAMELESSUNION
  29 #define CINTERFACE
  30 #define COBJMACROS
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winuser.h"
  34 #include "mmsystem.h"
  35 #include "mmddk.h"
  36 #include "winternl.h"
  37 #include "wine/debug.h"
  38 #include "dsound.h"
  39 #include "dsdriver.h"
  40
  41 #include "dsound_private.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  44
  45 #else
  46
  47 #define WINVER 0x0600
  48 #include <windows.h>
  49 #include <dsound.h>
  50
  51 #include "dsound_private.h"
  52
  53 #endif
  54
  55 /*****************************************************************************
  56  * IDirectSoundFullDuplex implementation structure
  57  */
  58 typedef struct IDirectSoundFullDuplexImpl
  59 {
  60     IDirectSoundFullDuplex IDirectSoundFullDuplex_iface;
  61     IUnknown               IUnknown_iface;
  62     IDirectSound8          IDirectSound8_iface;
  63     IDirectSoundCapture    IDirectSoundCapture_iface;
  64     LONG ref, unkref, ds8ref, dscref;
  65     LONG all_ref;
  66
  67     /* IDirectSoundFullDuplexImpl fields */
  68     IDirectSound8       *renderer_device;
  69     IDirectSoundCapture *capture_device;
  70 } IDirectSoundFullDuplexImpl;
  71
  72
  73 static void DSOUND_FullDuplexDestroy(IDirectSoundFullDuplexImpl *This)
  74 {
  75     if (This->capture_device)
  76         IDirectSoundCapture_Release(This->capture_device);
  77     if (This->renderer_device)
  78         IDirectSound_Release(This->renderer_device);
  79     HeapFree(GetProcessHeap(), 0, This);
  80     TRACE("(%p) released\n", This);
  81 }
  82
  83 /*******************************************************************************
  84  * IUnknown
  85  */
  86 static inline IDirectSoundFullDuplexImpl *impl_from_IUnknown(IUnknown *iface)
  87 {
  88     return CONTAINING_RECORD(iface, IDirectSoundFullDuplexImpl, IUnknown_iface);
  89 }
  90
  91 static HRESULT WINAPI IDirectSoundFullDuplex_IUnknown_QueryInterface(
  92     IUnknown *iface, REFIID riid, void **ppobj)
  93 {
  94     IDirectSoundFullDuplexImpl *This = impl_from_IUnknown(iface);
  95     TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), ppobj);
  96     return IDirectSoundFullDuplex_QueryInterface(&This->IDirectSoundFullDuplex_iface, riid, ppobj);
  97 }
  98
  99 static ULONG WINAPI IDirectSoundFullDuplex_IUnknown_AddRef(IUnknown *iface)
 100 {
 101     IDirectSoundFullDuplexImpl *This = impl_from_IUnknown(iface);
 102     ULONG ref;
 103
 104     InterlockedIncrement(&(This->all_ref));
 105     ref = InterlockedIncrement(&(This->unkref));
 106     TRACE("(%p) ref was %d\n", This, ref - 1);
 107
 108     return ref;
 109 }
 110
 111 static ULONG WINAPI IDirectSoundFullDuplex_IUnknown_Release(IUnknown *iface)
 112 {
 113     IDirectSoundFullDuplexImpl *This = impl_from_IUnknown(iface);
 114     ULONG ref = InterlockedDecrement(&(This->unkref));
 115     TRACE("(%p) ref was %d\n", This, ref + 1);
 116     if(InterlockedDecrement(&(This->all_ref)) == 0)
 117         DSOUND_FullDuplexDestroy(This);
 118     return ref;
 119 }
 120
 121 static const IUnknownVtbl DirectSoundFullDuplex_Unknown_Vtbl = {
 122     IDirectSoundFullDuplex_IUnknown_QueryInterface,
 123     IDirectSoundFullDuplex_IUnknown_AddRef,
 124     IDirectSoundFullDuplex_IUnknown_Release
 125 };
 126
 127 /*******************************************************************************
 128  * IDirectSoundFullDuplex_IDirectSound8
 129  */
 130 static inline IDirectSoundFullDuplexImpl *impl_from_IDirectSound8(IDirectSound8 *iface)
 131 {
 132     return CONTAINING_RECORD(iface, IDirectSoundFullDuplexImpl, IDirectSound8_iface);
 133 }
 134
 135 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_QueryInterface(
 136     IDirectSound8 *iface, REFIID riid, void **ppobj)
 137 {
 138     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 139     TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), ppobj);
 140     return IDirectSoundFullDuplex_QueryInterface(&This->IDirectSoundFullDuplex_iface, riid, ppobj);
 141 }
 142
 143 static ULONG WINAPI IDirectSoundFullDuplex_IDirectSound8_AddRef(IDirectSound8 *iface)
 144 {
 145     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 146     ULONG ref;
 147
 148     InterlockedIncrement(&(This->all_ref));
 149     ref = InterlockedIncrement(&(This->ds8ref));
 150     TRACE("(%p) ref was %d\n", This, ref - 1);
 151
 152     return ref;
 153 }
 154
 155 static ULONG WINAPI IDirectSoundFullDuplex_IDirectSound8_Release(IDirectSound8 *iface)
 156 {
 157     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 158     ULONG ref = InterlockedDecrement(&(This->ds8ref));
 159     TRACE("(%p) ref was %d\n", This, ref + 1);
 160     if(InterlockedDecrement(&(This->all_ref)) == 0)
 161         DSOUND_FullDuplexDestroy(This);
 162     return ref;
 163 }
 164
 165 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_CreateSoundBuffer(
 166     IDirectSound8 *iface, LPCDSBUFFERDESC dsbd, IDirectSoundBuffer **ppdsb,
 167     IUnknown *lpunk)
 168 {
 169     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 170     TRACE("(%p,%p,%p,%p)\n",This,dsbd,ppdsb,lpunk);
 171     return IDirectSound8_CreateSoundBuffer(This->renderer_device,dsbd,ppdsb,lpunk);
 172 }
 173
 174 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_GetCaps(
 175     IDirectSound8 *iface, DSCAPS *lpDSCaps)
 176 {
 177     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 178     TRACE("(%p,%p)\n",This,lpDSCaps);
 179     return IDirectSound8_GetCaps(This->renderer_device, lpDSCaps);
 180 }
 181
 182 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_DuplicateSoundBuffer(
 183     IDirectSound8 *iface, IDirectSoundBuffer *psb, IDirectSoundBuffer **ppdsb)
 184 {
 185     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 186     TRACE("(%p,%p,%p)\n",This,psb,ppdsb);
 187     return IDirectSound8_DuplicateSoundBuffer(This->renderer_device,psb,ppdsb);
 188 }
 189
 190 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_SetCooperativeLevel(
 191     IDirectSound8 *iface, HWND hwnd, DWORD level)
 192 {
 193     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 194     TRACE("(%p,%p,%u)\n",This,hwnd,level);
 195     return IDirectSound8_SetCooperativeLevel(This->renderer_device,hwnd,level);
 196 }
 197
 198 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_Compact(IDirectSound8 *iface)
 199 {
 200     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 201     TRACE("(%p)\n", This);
 202     return IDirectSound8_Compact(This->renderer_device);
 203 }
 204
 205 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_GetSpeakerConfig(
 206     IDirectSound8 *iface, DWORD *lpdwSpeakerConfig)
 207 {
 208     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 209     TRACE("(%p, %p)\n", This, lpdwSpeakerConfig);
 210     return IDirectSound8_GetSpeakerConfig(This->renderer_device,lpdwSpeakerConfig);
 211 }
 212
 213 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_SetSpeakerConfig(
 214     IDirectSound8 *iface, DWORD config)
 215 {
 216     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 217     TRACE("(%p,0x%08x)\n",This,config);
 218     return IDirectSound8_SetSpeakerConfig(This->renderer_device,config);
 219 }
 220
 221 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_Initialize(
 222     IDirectSound8 *iface, LPCGUID lpcGuid)
 223 {
 224     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 225     TRACE("(%p, %s)\n", This, debugstr_guid(lpcGuid));
 226     return IDirectSound8_Initialize(This->renderer_device,lpcGuid);
 227 }
 228
 229 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSound8_VerifyCertification(
 230     IDirectSound8 *iface, DWORD *cert)
 231 {
 232     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSound8(iface);
 233     TRACE("(%p, %p)\n", This, cert);
 234     return IDirectSound8_VerifyCertification(This->renderer_device,cert);
 235 }
 236
 237 static const IDirectSound8Vtbl DirectSoundFullDuplex_DirectSound8_Vtbl = {
 238     IDirectSoundFullDuplex_IDirectSound8_QueryInterface,
 239     IDirectSoundFullDuplex_IDirectSound8_AddRef,
 240     IDirectSoundFullDuplex_IDirectSound8_Release,
 241     IDirectSoundFullDuplex_IDirectSound8_CreateSoundBuffer,
 242     IDirectSoundFullDuplex_IDirectSound8_GetCaps,
 243     IDirectSoundFullDuplex_IDirectSound8_DuplicateSoundBuffer,
 244     IDirectSoundFullDuplex_IDirectSound8_SetCooperativeLevel,
 245     IDirectSoundFullDuplex_IDirectSound8_Compact,
 246     IDirectSoundFullDuplex_IDirectSound8_GetSpeakerConfig,
 247     IDirectSoundFullDuplex_IDirectSound8_SetSpeakerConfig,
 248     IDirectSoundFullDuplex_IDirectSound8_Initialize,
 249     IDirectSoundFullDuplex_IDirectSound8_VerifyCertification
 250 };
 251
 252 /*******************************************************************************
 253  * IDirectSoundFullDuplex_IDirectSoundCapture
 254  */
 255 static inline IDirectSoundFullDuplexImpl *impl_from_IDirectSoundCapture(IDirectSoundCapture *iface)
 256 {
 257     return CONTAINING_RECORD(iface, IDirectSoundFullDuplexImpl, IDirectSoundCapture_iface);
 258 }
 259
 260 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSoundCapture_QueryInterface(
 261     IDirectSoundCapture *iface, REFIID riid, void **ppobj)
 262 {
 263     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundCapture(iface);
 264     TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), ppobj);
 265     return IDirectSoundFullDuplex_QueryInterface(&This->IDirectSoundFullDuplex_iface, riid, ppobj);
 266 }
 267
 268 static ULONG WINAPI IDirectSoundFullDuplex_IDirectSoundCapture_AddRef(IDirectSoundCapture *iface)
 269 {
 270     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundCapture(iface);
 271     ULONG ref;
 272
 273     InterlockedIncrement(&(This->all_ref));
 274     ref = InterlockedIncrement(&(This->dscref));
 275     TRACE("(%p) ref was %d\n", This, ref - 1);
 276
 277     return ref;
 278 }
 279
 280 static ULONG WINAPI IDirectSoundFullDuplex_IDirectSoundCapture_Release(IDirectSoundCapture *iface)
 281 {
 282     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundCapture(iface);
 283     ULONG ref = InterlockedDecrement(&(This->dscref));
 284     TRACE("(%p) ref was %d\n", This, ref + 1);
 285     if(InterlockedDecrement(&(This->all_ref)) == 0)
 286         DSOUND_FullDuplexDestroy(This);
 287     return ref;
 288 }
 289
 290 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSoundCapture_CreateCaptureBuffer(
 291     IDirectSoundCapture *iface, LPCDSCBUFFERDESC lpcDSCBufferDesc,
 292     IDirectSoundCaptureBuffer **lplpDSCaptureBuffer, IUnknown *pUnk)
 293 {
 294     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundCapture(iface);
 295     TRACE("(%p, %p, %p, %p)\n", This, lpcDSCBufferDesc, lplpDSCaptureBuffer, pUnk);
 296     return IDirectSoundCapture_CreateCaptureBuffer(This->capture_device,lpcDSCBufferDesc,lplpDSCaptureBuffer,pUnk);
 297 }
 298
 299 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSoundCapture_GetCaps(
 300     IDirectSoundCapture *iface, LPDSCCAPS lpDSCCaps)
 301 {
 302     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundCapture(iface);
 303     TRACE("(%p, %p)\n", This, lpDSCCaps);
 304     return IDirectSoundCapture_GetCaps(This->capture_device, lpDSCCaps);
 305 }
 306
 307 static HRESULT WINAPI IDirectSoundFullDuplex_IDirectSoundCapture_Initialize(
 308     IDirectSoundCapture *iface, LPCGUID lpcGUID)
 309 {
 310     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundCapture(iface);
 311     TRACE("(%p, %s)\n", This, debugstr_guid(lpcGUID));
 312     return IDirectSoundCapture_Initialize(This->capture_device,lpcGUID);
 313 }
 314
 315 static const IDirectSoundCaptureVtbl DirectSoundFullDuplex_DirectSoundCapture_Vtbl = {
 316     IDirectSoundFullDuplex_IDirectSoundCapture_QueryInterface,
 317     IDirectSoundFullDuplex_IDirectSoundCapture_AddRef,
 318     IDirectSoundFullDuplex_IDirectSoundCapture_Release,
 319     IDirectSoundFullDuplex_IDirectSoundCapture_CreateCaptureBuffer,
 320     IDirectSoundFullDuplex_IDirectSoundCapture_GetCaps,
 321     IDirectSoundFullDuplex_IDirectSoundCapture_Initialize
 322 };
 323
 324 /***************************************************************************
 325  * IDirectSoundFullDuplexImpl
 326  */
 327 static inline IDirectSoundFullDuplexImpl *impl_from_IDirectSoundFullDuplex(IDirectSoundFullDuplex *iface)
 328 {
 329     return CONTAINING_RECORD(iface, IDirectSoundFullDuplexImpl, IDirectSoundFullDuplex_iface);
 330 }
 331
 332 static HRESULT WINAPI IDirectSoundFullDuplexImpl_QueryInterface(
 333     IDirectSoundFullDuplex *iface, REFIID riid, void **ppobj)
 334 {
 335     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundFullDuplex(iface);
 336     TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
 337
 338     if (ppobj == NULL) {
 339         WARN("invalid parameter\n");
 340         return E_INVALIDARG;
 341     }
 342
 343     *ppobj = NULL;
 344
 345     if (IsEqualIID(riid, &IID_IUnknown)) {
 346         *ppobj = &This->IUnknown_iface;
 347         IUnknown_AddRef((IUnknown*)*ppobj);
 348         return S_OK;
 349     } else if (IsEqualIID(riid, &IID_IDirectSoundFullDuplex)) {
 350         *ppobj = &This->IDirectSoundFullDuplex_iface;
 351         IUnknown_AddRef((IUnknown*)*ppobj);
 352         return S_OK;
 353     } else if (IsEqualIID(riid, &IID_IDirectSound) ||
 354                IsEqualIID(riid, &IID_IDirectSound8)) {
 355         *ppobj = &This->IDirectSound8_iface;
 356         IUnknown_AddRef((IUnknown*)*ppobj);
 357         return S_OK;
 358     } else if (IsEqualIID(riid, &IID_IDirectSoundCapture)) {
 359         *ppobj = &This->IDirectSoundCapture_iface;
 360         IUnknown_AddRef((IUnknown*)*ppobj);
 361         return S_OK;
 362     }
 363
 364     return E_NOINTERFACE;
 365 }
 366
 367 static ULONG WINAPI IDirectSoundFullDuplexImpl_AddRef(IDirectSoundFullDuplex *iface)
 368 {
 369     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundFullDuplex(iface);
 370     ULONG ref;
 371
 372     InterlockedIncrement(&(This->all_ref));
 373     ref = InterlockedIncrement(&(This->ref));
 374     TRACE("(%p) ref was %d\n", This, ref - 1);
 375
 376     return ref;
 377 }
 378
 379 static ULONG WINAPI IDirectSoundFullDuplexImpl_Release(IDirectSoundFullDuplex *iface)
 380 {
 381     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundFullDuplex(iface);
 382     ULONG ref = InterlockedDecrement(&(This->ref));
 383     TRACE("(%p) ref was %d\n", This, ref - 1);
 384     if(InterlockedDecrement(&(This->all_ref)) == 0)
 385         DSOUND_FullDuplexDestroy(This);
 386     return ref;
 387 }
 388
 389 static HRESULT WINAPI IDirectSoundFullDuplexImpl_Initialize(
 390     IDirectSoundFullDuplex *iface,
 391     LPCGUID pCaptureGuid, LPCGUID pRendererGuid,
 392     LPCDSCBUFFERDESC lpDscBufferDesc, LPCDSBUFFERDESC lpDsBufferDesc,
 393     HWND hWnd, DWORD dwLevel,
 394     IDirectSoundCaptureBuffer8 **lplpDirectSoundCaptureBuffer8,
 395     IDirectSoundBuffer8 **lplpDirectSoundBuffer8)
 396 {
 397     IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundFullDuplex(iface);
 398     void *device;
 399     HRESULT hr;
 400
 401     TRACE("(%p,%s,%s,%p,%p,%p,%x,%p,%p)\n", This,
 402         debugstr_guid(pCaptureGuid), debugstr_guid(pRendererGuid),
 403         lpDscBufferDesc, lpDsBufferDesc, hWnd, dwLevel,
 404         lplpDirectSoundCaptureBuffer8, lplpDirectSoundBuffer8);
 405
 406     *lplpDirectSoundCaptureBuffer8 = NULL;
 407     *lplpDirectSoundBuffer8 = NULL;
 408
 409     if(This->renderer_device != NULL || This->capture_device != NULL)
 410     {
 411         WARN("already initialized\n");
 412         return DSERR_ALREADYINITIALIZED;
 413     }
 414
 415     hr = DSOUND_Create8(&IID_IDirectSound8, &device);
 416     if(SUCCEEDED(hr))
 417     {
 418         This->renderer_device = device;
 419         hr = IDirectSound_Initialize(This->renderer_device, pRendererGuid);
 420     }
 421     if(hr != DS_OK)
 422     {
 423         WARN("DirectSoundDevice_Initialize() failed\n");
 424         return hr;
 425     }
 426
 427     IDirectSound8_SetCooperativeLevel(This->renderer_device, hWnd, dwLevel);
 428
 429     hr = IDirectSound8_CreateSoundBuffer(This->renderer_device, lpDsBufferDesc,
 430         (IDirectSoundBuffer**)lplpDirectSoundBuffer8, NULL);
 431     if(hr != DS_OK)
 432     {
 433         WARN("IDirectSoundBufferImpl_Create() failed\n");
 434         return hr;
 435     }
 436
 437     hr = DSOUND_CaptureCreate8(&IID_IDirectSoundCapture8, &device);
 438     if(SUCCEEDED(hr))
 439     {
 440         This->capture_device = device;
 441         hr = IDirectSoundCapture_Initialize(This->capture_device, pCaptureGuid);
 442     }
 443     if(hr != DS_OK)
 444     {
 445         WARN("DirectSoundCaptureDevice_Initialize() failed\n");
 446         return hr;
 447     }
 448
 449     hr = IDirectSoundCapture_CreateCaptureBuffer(This->capture_device, lpDscBufferDesc,
 450         (IDirectSoundCaptureBuffer**)lplpDirectSoundCaptureBuffer8, NULL);
 451     if(hr != DS_OK)
 452     {
 453         WARN("IDirectSoundCaptureBufferImpl_Create() failed\n");
 454         return hr;
 455     }
 456
 457     return hr;
 458 }
 459
 460 static const IDirectSoundFullDuplexVtbl dsfdvt = {
 461     /* IUnknown methods */
 462     IDirectSoundFullDuplexImpl_QueryInterface,
 463     IDirectSoundFullDuplexImpl_AddRef,
 464     IDirectSoundFullDuplexImpl_Release,
 465
 466     /* IDirectSoundFullDuplex methods */
 467     IDirectSoundFullDuplexImpl_Initialize
 468 };
 469
 470 HRESULT DSOUND_FullDuplexCreate(
 471     REFIID riid, void **ppDSFD)
 472 {
 473     IDirectSoundFullDuplexImpl *This = NULL;
 474     TRACE("(%s, %p)\n", debugstr_guid(riid), ppDSFD);
 475
 476     if(ppDSFD == NULL)
 477     {
 478         WARN("invalid parameter: ppDSFD == NULL\n");
 479         return DSERR_INVALIDPARAM;
 480     }
 481         *ppDSFD = NULL;
 482
 483     if(!IsEqualIID(riid, &IID_IUnknown) &&
 484        !IsEqualIID(riid, &IID_IDirectSoundFullDuplex))
 485         return E_NOINTERFACE;
 486
 487     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectSoundFullDuplexImpl));
 488     if(This == NULL)
 489     {
 490         WARN("out of memory\n");
 491         return DSERR_OUTOFMEMORY;
 492     }
 493
 494     This->IDirectSoundFullDuplex_iface.lpVtbl = (IDirectSoundFullDuplexVtbl*)&dsfdvt;
 495     This->IUnknown_iface.lpVtbl = (IUnknownVtbl*)&DirectSoundFullDuplex_Unknown_Vtbl;
 496     This->IDirectSound8_iface.lpVtbl = (IDirectSound8Vtbl*)&DirectSoundFullDuplex_DirectSound8_Vtbl;
 497     This->IDirectSoundCapture_iface.lpVtbl = (IDirectSoundCaptureVtbl*)&DirectSoundFullDuplex_DirectSoundCapture_Vtbl;
 498
 499     This->all_ref = This->ref = 1;
 500     This->unkref = 0;
 501     This->ds8ref = 0;
 502     This->dscref = 0;
 503
 504     This->capture_device = NULL;
 505     This->renderer_device = NULL;
 506
 507     *ppDSFD = &This->IDirectSoundFullDuplex_iface;
 508     return DS_OK;
 509 }
 510
 511 /***************************************************************************
 512  * DirectSoundFullDuplexCreate [DSOUND.10]
 513  *
 514  * Create and initialize a DirectSoundFullDuplex interface.
 515  *
 516  * PARAMS
 517  *    pcGuidCaptureDevice [I] Address of sound capture device GUID.
 518  *    pcGuidRenderDevice  [I] Address of sound render device GUID.
 519  *    pcDSCBufferDesc     [I] Address of capture buffer description.
 520  *    pcDSBufferDesc      [I] Address of  render buffer description.
 521  *    hWnd                [I] Handle to application window.
 522  *    dwLevel             [I] Cooperative level.
 523  *    ppDSFD              [O] Address where full duplex interface returned.
 524  *    ppDSCBuffer8        [0] Address where capture buffer interface returned.
 525  *    ppDSBuffer8         [0] Address where render buffer interface returned.
 526  *    pUnkOuter           [I] Must be NULL.
 527  *
 528  * RETURNS
 529  *    Success: DS_OK
 530  *    Failure: DSERR_NOAGGREGATION, DSERR_ALLOCATED, DSERR_INVALIDPARAM,
 531  *             DSERR_OUTOFMEMORY DSERR_INVALIDCALL DSERR_NODRIVER
 532  */
 533 HRESULT WINAPI
 534 DirectSoundFullDuplexCreate(
 535     LPCGUID pcGuidCaptureDevice, LPCGUID pcGuidRenderDevice,
 536     LPCDSCBUFFERDESC pcDSCBufferDesc, LPCDSBUFFERDESC pcDSBufferDesc,
 537     HWND hWnd, DWORD dwLevel,
 538     IDirectSoundFullDuplex **ppDSFD,
 539     IDirectSoundCaptureBuffer8 **ppDSCBuffer8,
 540     IDirectSoundBuffer8 **ppDSBuffer8,
 541     IUnknown *pUnkOuter)
 542 {
 543     void *iface = NULL;
 544     HRESULT hres;
 545
 546     TRACE("(%s,%s,%p,%p,%p,%x,%p,%p,%p,%p)\n",
 547         debugstr_guid(pcGuidCaptureDevice), debugstr_guid(pcGuidRenderDevice),
 548         pcDSCBufferDesc, pcDSBufferDesc, hWnd, dwLevel, ppDSFD, ppDSCBuffer8,
 549         ppDSBuffer8, pUnkOuter);
 550
 551     if(ppDSFD == NULL)
 552     {
 553         WARN("invalid parameter: ppDSFD == NULL\n");
 554         return DSERR_INVALIDPARAM;
 555     }
 556     *ppDSFD = NULL;
 557
 558     if(pUnkOuter)
 559     {
 560         WARN("pUnkOuter != 0\n");
 561         return DSERR_NOAGGREGATION;
 562     }
 563
 564     if(pcDSCBufferDesc == NULL)
 565     {
 566         WARN("invalid parameter: pcDSCBufferDesc == NULL\n");
 567         return DSERR_INVALIDPARAM;
 568     }
 569
 570     if(pcDSBufferDesc == NULL)
 571     {
 572         WARN("invalid parameter: pcDSBufferDesc == NULL\n");
 573         return DSERR_INVALIDPARAM;
 574     }
 575
 576
 577     if(ppDSCBuffer8 == NULL)
 578     {
 579         WARN("invalid parameter: ppDSCBuffer8 == NULL\n");
 580         return DSERR_INVALIDPARAM;
 581     }
 582
 583     if(ppDSBuffer8 == NULL)
 584     {
 585         WARN("invalid parameter: ppDSBuffer8 == NULL\n");
 586         return DSERR_INVALIDPARAM;
 587     }
 588
 589     hres = DSOUND_FullDuplexCreate(&IID_IDirectSoundFullDuplex, &iface);
 590     if(FAILED(hres)) return hres;
 591
 592     *ppDSFD = iface;
 593     hres = IDirectSoundFullDuplexImpl_Initialize(*ppDSFD,
 594                                                  pcGuidCaptureDevice,
 595                                                  pcGuidRenderDevice,
 596                                                  pcDSCBufferDesc,
 597                                                  pcDSBufferDesc,
 598                                                  hWnd, dwLevel,
 599                                                  ppDSCBuffer8,
 600                                                  ppDSBuffer8);
 601     if(hres != DS_OK)
 602     {
 603         IDirectSoundFullDuplex_Release(*ppDSFD);
 604         WARN("IDirectSoundFullDuplexImpl_Initialize failed\n");
 605         *ppDSFD = NULL;
 606     }
 607
 608     return hres;
 609 }