dlls/dsound/buffer.c

   1 /*                      DirectSound
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2002 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 #include <stdarg.h>
  23
  24 #define NONAMELESSSTRUCT
  25 #define NONAMELESSUNION
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "mmsystem.h"
  30 #include "winternl.h"
  31 #include "wine/debug.h"
  32 #include "dsound.h"
  33 #include "dsdriver.h"
  34 #include "dsound_private.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  37
  38 static HRESULT SecondaryBufferImpl_Destroy(SecondaryBufferImpl *pdsb);
  39
  40 /*******************************************************************************
  41  *              IDirectSoundNotify
  42  */
  43
  44 struct IDirectSoundNotifyImpl
  45 {
  46     /* IUnknown fields */
  47     const IDirectSoundNotifyVtbl *lpVtbl;
  48     LONG                        ref;
  49     IDirectSoundBufferImpl*     dsb;
  50 };
  51
  52 static HRESULT IDirectSoundNotifyImpl_Create(IDirectSoundBufferImpl *dsb,
  53                                              IDirectSoundNotifyImpl **pdsn);
  54 static HRESULT IDirectSoundNotifyImpl_Destroy(IDirectSoundNotifyImpl *pdsn);
  55
  56 static HRESULT WINAPI IDirectSoundNotifyImpl_QueryInterface(
  57         LPDIRECTSOUNDNOTIFY iface,REFIID riid,LPVOID *ppobj
  58 ) {
  59         IDirectSoundNotifyImpl *This = (IDirectSoundNotifyImpl *)iface;
  60         TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
  61
  62         if (This->dsb == NULL) {
  63                 WARN("invalid parameter\n");
  64                 return E_INVALIDARG;
  65         }
  66
  67         return IDirectSoundBuffer_QueryInterface((LPDIRECTSOUNDBUFFER)This->dsb, riid, ppobj);
  68 }
  69
  70 static ULONG WINAPI IDirectSoundNotifyImpl_AddRef(LPDIRECTSOUNDNOTIFY iface)
  71 {
  72     IDirectSoundNotifyImpl *This = (IDirectSoundNotifyImpl *)iface;
  73     ULONG ref = InterlockedIncrement(&(This->ref));
  74     TRACE("(%p) ref was %d\n", This, ref - 1);
  75     return ref;
  76 }
  77
  78 static ULONG WINAPI IDirectSoundNotifyImpl_Release(LPDIRECTSOUNDNOTIFY iface)
  79 {
  80     IDirectSoundNotifyImpl *This = (IDirectSoundNotifyImpl *)iface;
  81     ULONG ref = InterlockedDecrement(&(This->ref));
  82     TRACE("(%p) ref was %d\n", This, ref + 1);
  83
  84     if (!ref) {
  85         IDirectSoundBuffer_Release((LPDIRECTSOUNDBUFFER)This->dsb);
  86         This->dsb->notify = NULL;
  87         HeapFree(GetProcessHeap(), 0, This);
  88         TRACE("(%p) released\n", This);
  89     }
  90     return ref;
  91 }
  92
  93 static HRESULT WINAPI IDirectSoundNotifyImpl_SetNotificationPositions(
  94         LPDIRECTSOUNDNOTIFY iface,DWORD howmuch,LPCDSBPOSITIONNOTIFY notify
  95 ) {
  96         IDirectSoundNotifyImpl *This = (IDirectSoundNotifyImpl *)iface;
  97         TRACE("(%p,0x%08x,%p)\n",This,howmuch,notify);
  98
  99         if (howmuch > 0 && notify == NULL) {
 100             WARN("invalid parameter: notify == NULL\n");
 101             return DSERR_INVALIDPARAM;
 102         }
 103
 104         if (TRACE_ON(dsound)) {
 105             unsigned int        i;
 106             for (i=0;i<howmuch;i++)
 107                 TRACE("notify at %d to %p\n",
 108                     notify[i].dwOffset,notify[i].hEventNotify);
 109         }
 110
 111         if (This->dsb->hwnotify) {
 112             HRESULT hres;
 113             hres = IDsDriverNotify_SetNotificationPositions(This->dsb->hwnotify, howmuch, notify);
 114             if (hres != DS_OK)
 115                     WARN("IDsDriverNotify_SetNotificationPositions failed\n");
 116             return hres;
 117         } else if (howmuch > 0) {
 118             /* Make an internal copy of the caller-supplied array.
 119              * Replace the existing copy if one is already present. */
 120             if (This->dsb->notifies)
 121                     This->dsb->notifies = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 122                         This->dsb->notifies, howmuch * sizeof(DSBPOSITIONNOTIFY));
 123             else
 124                     This->dsb->notifies = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 125                         howmuch * sizeof(DSBPOSITIONNOTIFY));
 126
 127             if (This->dsb->notifies == NULL) {
 128                     WARN("out of memory\n");
 129                     return DSERR_OUTOFMEMORY;
 130             }
 131             CopyMemory(This->dsb->notifies, notify, howmuch * sizeof(DSBPOSITIONNOTIFY));
 132             This->dsb->nrofnotifies = howmuch;
 133         } else {
 134            HeapFree(GetProcessHeap(), 0, This->dsb->notifies);
 135            This->dsb->notifies = NULL;
 136            This->dsb->nrofnotifies = 0;
 137         }
 138
 139         return S_OK;
 140 }
 141
 142 static const IDirectSoundNotifyVtbl dsnvt =
 143 {
 144     IDirectSoundNotifyImpl_QueryInterface,
 145     IDirectSoundNotifyImpl_AddRef,
 146     IDirectSoundNotifyImpl_Release,
 147     IDirectSoundNotifyImpl_SetNotificationPositions,
 148 };
 149
 150 static HRESULT IDirectSoundNotifyImpl_Create(
 151     IDirectSoundBufferImpl * dsb,
 152     IDirectSoundNotifyImpl **pdsn)
 153 {
 154     IDirectSoundNotifyImpl * dsn;
 155     TRACE("(%p,%p)\n",dsb,pdsn);
 156
 157     dsn = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(dsn));
 158
 159     if (dsn == NULL) {
 160         WARN("out of memory\n");
 161         return DSERR_OUTOFMEMORY;
 162     }
 163
 164     dsn->ref = 0;
 165     dsn->lpVtbl = &dsnvt;
 166     dsn->dsb = dsb;
 167     dsb->notify = dsn;
 168     IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER)dsb);
 169
 170     *pdsn = dsn;
 171     return DS_OK;
 172 }
 173
 174 static HRESULT IDirectSoundNotifyImpl_Destroy(
 175     IDirectSoundNotifyImpl *pdsn)
 176 {
 177     TRACE("(%p)\n",pdsn);
 178
 179     while (IDirectSoundNotifyImpl_Release((LPDIRECTSOUNDNOTIFY)pdsn) > 0);
 180
 181     return DS_OK;
 182 }
 183
 184 /*******************************************************************************
 185  *              IDirectSoundBuffer
 186  */
 187
 188 static HRESULT WINAPI IDirectSoundBufferImpl_SetFormat(
 189         LPDIRECTSOUNDBUFFER8 iface,LPCWAVEFORMATEX wfex
 190 ) {
 191         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 192
 193         TRACE("(%p,%p)\n",This,wfex);
 194         /* This method is not available on secondary buffers */
 195         WARN("invalid call\n");
 196         return DSERR_INVALIDCALL;
 197 }
 198
 199 static HRESULT WINAPI IDirectSoundBufferImpl_SetVolume(
 200         LPDIRECTSOUNDBUFFER8 iface,LONG vol
 201 ) {
 202         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 203         LONG oldVol;
 204         HRESULT hres = DS_OK;
 205
 206         TRACE("(%p,%d)\n",This,vol);
 207
 208         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 209                 WARN("control unavailable: This->dsbd.dwFlags = 0x%08x\n", This->dsbd.dwFlags);
 210                 return DSERR_CONTROLUNAVAIL;
 211         }
 212
 213         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 214                 WARN("invalid parameter: vol = %d\n", vol);
 215                 return DSERR_INVALIDPARAM;
 216         }
 217
 218         /* **** */
 219         EnterCriticalSection(&(This->lock));
 220
 221         if (This->dsbd.dwFlags & DSBCAPS_CTRL3D) {
 222                 oldVol = This->ds3db_lVolume;
 223                 This->ds3db_lVolume = vol;
 224                 if (vol != oldVol)
 225                         /* recalc 3d volume, which in turn recalcs the pans */
 226                         DSOUND_Calc3DBuffer(This);
 227         } else {
 228                 oldVol = This->volpan.lVolume;
 229                 This->volpan.lVolume = vol;
 230                 if (vol != oldVol)
 231                         DSOUND_RecalcVolPan(&(This->volpan));
 232         }
 233
 234         if (vol != oldVol) {
 235                 if (This->hwbuf) {
 236                         hres = IDsDriverBuffer_SetVolumePan(This->hwbuf, &(This->volpan));
 237                         if (hres != DS_OK)
 238                                 WARN("IDsDriverBuffer_SetVolumePan failed\n");
 239                 }
 240         }
 241
 242         LeaveCriticalSection(&(This->lock));
 243         /* **** */
 244
 245         return hres;
 246 }
 247
 248 static HRESULT WINAPI IDirectSoundBufferImpl_GetVolume(
 249         LPDIRECTSOUNDBUFFER8 iface,LPLONG vol
 250 ) {
 251         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 252         TRACE("(%p,%p)\n",This,vol);
 253
 254         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 255                 WARN("control unavailable\n");
 256                 return DSERR_CONTROLUNAVAIL;
 257         }
 258
 259         if (vol == NULL) {
 260                 WARN("invalid parameter: vol == NULL\n");
 261                 return DSERR_INVALIDPARAM;
 262         }
 263
 264         *vol = This->volpan.lVolume;
 265
 266         return DS_OK;
 267 }
 268
 269 static HRESULT WINAPI IDirectSoundBufferImpl_SetFrequency(
 270         LPDIRECTSOUNDBUFFER8 iface,DWORD freq
 271 ) {
 272         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 273         DWORD oldFreq;
 274
 275         TRACE("(%p,%d)\n",This,freq);
 276
 277         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
 278                 WARN("control unavailable\n");
 279                 return DSERR_CONTROLUNAVAIL;
 280         }
 281
 282         if (freq == DSBFREQUENCY_ORIGINAL)
 283                 freq = This->pwfx->nSamplesPerSec;
 284
 285         if ((freq < DSBFREQUENCY_MIN) || (freq > DSBFREQUENCY_MAX)) {
 286                 WARN("invalid parameter: freq = %d\n", freq);
 287                 return DSERR_INVALIDPARAM;
 288         }
 289
 290         /* **** */
 291         EnterCriticalSection(&(This->lock));
 292
 293         oldFreq = This->freq;
 294         This->freq = freq;
 295         if (freq != oldFreq) {
 296                 This->freqAdjust = (freq << DSOUND_FREQSHIFT) / This->device->pwfx->nSamplesPerSec;
 297                 This->nAvgBytesPerSec = freq * This->pwfx->nBlockAlign;
 298                 DSOUND_RecalcFormat(This);
 299         }
 300
 301         LeaveCriticalSection(&(This->lock));
 302         /* **** */
 303
 304         return DS_OK;
 305 }
 306
 307 static HRESULT WINAPI IDirectSoundBufferImpl_Play(
 308         LPDIRECTSOUNDBUFFER8 iface,DWORD reserved1,DWORD reserved2,DWORD flags
 309 ) {
 310         HRESULT hres = DS_OK;
 311         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 312         TRACE("(%p,%08x,%08x,%08x)\n",This,reserved1,reserved2,flags);
 313
 314         /* **** */
 315         EnterCriticalSection(&(This->lock));
 316
 317         This->playflags = flags;
 318         if (This->state == STATE_STOPPED) {
 319                 This->leadin = TRUE;
 320                 This->startpos = This->buf_mixpos;
 321                 This->state = STATE_STARTING;
 322         } else if (This->state == STATE_STOPPING)
 323                 This->state = STATE_PLAYING;
 324         if (This->hwbuf) {
 325                 hres = IDsDriverBuffer_Play(This->hwbuf, 0, 0, This->playflags);
 326                 if (hres != DS_OK)
 327                         WARN("IDsDriverBuffer_Play failed\n");
 328                 else
 329                         This->state = STATE_PLAYING;
 330         }
 331
 332         LeaveCriticalSection(&(This->lock));
 333         /* **** */
 334
 335         return hres;
 336 }
 337
 338 static HRESULT WINAPI IDirectSoundBufferImpl_Stop(LPDIRECTSOUNDBUFFER8 iface)
 339 {
 340         HRESULT hres = DS_OK;
 341         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 342         TRACE("(%p)\n",This);
 343
 344         /* **** */
 345         EnterCriticalSection(&(This->lock));
 346
 347         if (This->state == STATE_PLAYING)
 348                 This->state = STATE_STOPPING;
 349         else if (This->state == STATE_STARTING)
 350                 This->state = STATE_STOPPED;
 351         if (This->hwbuf) {
 352                 hres = IDsDriverBuffer_Stop(This->hwbuf);
 353                 if (hres != DS_OK)
 354                         WARN("IDsDriverBuffer_Stop failed\n");
 355                 else
 356                         This->state = STATE_STOPPED;
 357         }
 358         DSOUND_CheckEvent(This, 0, 0);
 359
 360         LeaveCriticalSection(&(This->lock));
 361         /* **** */
 362
 363         return hres;
 364 }
 365
 366 static ULONG WINAPI IDirectSoundBufferImpl_AddRef(LPDIRECTSOUNDBUFFER8 iface)
 367 {
 368     IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 369     ULONG ref = InterlockedIncrement(&(This->ref));
 370     TRACE("(%p) ref was %d\n", This, ref - 1);
 371     return ref;
 372 }
 373
 374 static ULONG WINAPI IDirectSoundBufferImpl_Release(LPDIRECTSOUNDBUFFER8 iface)
 375 {
 376     IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 377     ULONG ref = InterlockedDecrement(&(This->ref));
 378     TRACE("(%p) ref was %d\n", This, ref + 1);
 379
 380     if (!ref) {
 381         DirectSoundDevice_RemoveBuffer(This->device, This);
 382
 383         This->lock.DebugInfo->Spare[0] = 0;
 384         DeleteCriticalSection(&(This->lock));
 385
 386         if (This->hwbuf) {
 387                 IDsDriverBuffer_Release(This->hwbuf);
 388                 if (This->device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY) {
 389                         This->buffer->ref--;
 390                         if (This->buffer->ref==0) {
 391                                 HeapFree(GetProcessHeap(),0,This->buffer->memory);
 392                                 HeapFree(GetProcessHeap(),0,This->buffer);
 393                         }
 394                 }
 395         } else {
 396                 This->buffer->ref--;
 397                 if (This->buffer->ref==0) {
 398                         HeapFree(GetProcessHeap(),0,This->buffer->memory);
 399                         HeapFree(GetProcessHeap(),0,This->buffer);
 400                 }
 401         }
 402
 403         HeapFree(GetProcessHeap(), 0, This->notifies);
 404         HeapFree(GetProcessHeap(), 0, This->pwfx);
 405         HeapFree(GetProcessHeap(), 0, This);
 406
 407         TRACE("(%p) released\n", This);
 408     }
 409     return ref;
 410 }
 411
 412 static DWORD DSOUND_CalcPlayPosition(IDirectSoundBufferImpl *This)
 413 {
 414         DWORD bplay = This->buf_mixpos;
 415
 416         /* check for lead-in */
 417         if (This->leadin && ((bplay < This->startpos) || (bplay > This->buf_mixpos))) {
 418                 /* seems we haven't started playing yet */
 419                 TRACE("this still in lead-in phase\n");
 420                 bplay = This->startpos;
 421         }
 422
 423         /* sanity */
 424         if (bplay >= This->buflen){
 425                 FIXME("Bad play position. bplay: %d, buflen: %d\n", bplay, This->buflen);
 426                 bplay %= This->buflen;
 427         }
 428
 429         /* return the result */
 430         return bplay;
 431 }
 432
 433 static HRESULT WINAPI IDirectSoundBufferImpl_GetCurrentPosition(
 434         LPDIRECTSOUNDBUFFER8 iface,LPDWORD playpos,LPDWORD writepos
 435 ) {
 436         HRESULT hres;
 437         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 438         TRACE("(%p,%p,%p)\n",This,playpos,writepos);
 439         if (This->hwbuf) {
 440                 hres=IDsDriverBuffer_GetPosition(This->hwbuf,playpos,writepos);
 441                 if (hres != DS_OK) {
 442                     WARN("IDsDriverBuffer_GetPosition failed\n");
 443                     return hres;
 444                 }
 445         } else {
 446                 if (playpos && (This->state != STATE_PLAYING))
 447                         /* we haven't been merged into the primary buffer (yet) */
 448                         *playpos = This->buf_mixpos;
 449                 else if (playpos)
 450                         *playpos = DSOUND_CalcPlayPosition(This);
 451                 if (writepos)
 452                     *writepos = (playpos ? *playpos : This->buf_mixpos);
 453         }
 454         if (writepos) {
 455                 if (This->state != STATE_STOPPED) {
 456                         /* apply the documented 10ms lead to writepos */
 457                         *writepos += This->writelead;
 458                 }
 459                 *writepos %= This->buflen;
 460         }
 461
 462         TRACE("playpos = %d, writepos = %d, buflen=%d (%p, time=%d)\n",
 463                 playpos?*playpos:-1, writepos?*writepos:-1, This->buflen, This, GetTickCount());
 464
 465         return DS_OK;
 466 }
 467
 468 static HRESULT WINAPI IDirectSoundBufferImpl_GetStatus(
 469         LPDIRECTSOUNDBUFFER8 iface,LPDWORD status
 470 ) {
 471         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 472         TRACE("(%p,%p), thread is %04x\n",This,status,GetCurrentThreadId());
 473
 474         if (status == NULL) {
 475                 WARN("invalid parameter: status = NULL\n");
 476                 return DSERR_INVALIDPARAM;
 477         }
 478
 479         *status = 0;
 480         if ((This->state == STATE_STARTING) || (This->state == STATE_PLAYING)) {
 481                 *status |= DSBSTATUS_PLAYING;
 482                 if (This->playflags & DSBPLAY_LOOPING)
 483                         *status |= DSBSTATUS_LOOPING;
 484         }
 485
 486         TRACE("status=%x\n", *status);
 487         return DS_OK;
 488 }
 489
 490
 491 static HRESULT WINAPI IDirectSoundBufferImpl_GetFormat(
 492     LPDIRECTSOUNDBUFFER8 iface,
 493     LPWAVEFORMATEX lpwf,
 494     DWORD wfsize,
 495     LPDWORD wfwritten)
 496 {
 497     DWORD size;
 498     IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 499     TRACE("(%p,%p,%d,%p)\n",This,lpwf,wfsize,wfwritten);
 500
 501     size = sizeof(WAVEFORMATEX) + This->pwfx->cbSize;
 502
 503     if (lpwf) { /* NULL is valid */
 504         if (wfsize >= size) {
 505             CopyMemory(lpwf,This->pwfx,size);
 506             if (wfwritten)
 507                 *wfwritten = size;
 508         } else {
 509             WARN("invalid parameter: wfsize too small\n");
 510             if (wfwritten)
 511                 *wfwritten = 0;
 512             return DSERR_INVALIDPARAM;
 513         }
 514     } else {
 515         if (wfwritten)
 516             *wfwritten = sizeof(WAVEFORMATEX) + This->pwfx->cbSize;
 517         else {
 518             WARN("invalid parameter: wfwritten == NULL\n");
 519             return DSERR_INVALIDPARAM;
 520         }
 521     }
 522
 523     return DS_OK;
 524 }
 525
 526 static HRESULT WINAPI IDirectSoundBufferImpl_Lock(
 527         LPDIRECTSOUNDBUFFER8 iface,DWORD writecursor,DWORD writebytes,LPVOID *lplpaudioptr1,LPDWORD audiobytes1,LPVOID *lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 528 ) {
 529         HRESULT hres = DS_OK;
 530         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 531
 532         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 533                 This,
 534                 writecursor,
 535                 writebytes,
 536                 lplpaudioptr1,
 537                 audiobytes1,
 538                 lplpaudioptr2,
 539                 audiobytes2,
 540                 flags,
 541                 GetTickCount()
 542         );
 543
 544         /* when this flag is set, writecursor is meaningless and must be calculated */
 545         if (flags & DSBLOCK_FROMWRITECURSOR) {
 546                 /* GetCurrentPosition does too much magic to duplicate here */
 547                 hres = IDirectSoundBufferImpl_GetCurrentPosition(iface, NULL, &writecursor);
 548                 if (hres != DS_OK) {
 549                         WARN("IDirectSoundBufferImpl_GetCurrentPosition failed\n");
 550                         return hres;
 551                 }
 552         }
 553
 554         /* when this flag is set, writebytes is meaningless and must be set */
 555         if (flags & DSBLOCK_ENTIREBUFFER)
 556                 writebytes = This->buflen;
 557
 558         if (writecursor >= This->buflen) {
 559                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 560                      writecursor, This->buflen);
 561                 return DSERR_INVALIDPARAM;
 562         }
 563
 564         if (writebytes > This->buflen) {
 565                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 566                      writebytes, This->buflen);
 567                 return DSERR_INVALIDPARAM;
 568         }
 569
 570         /* **** */
 571         EnterCriticalSection(&(This->lock));
 572
 573         if (!(This->device->drvdesc.dwFlags & DSDDESC_DONTNEEDSECONDARYLOCK) && This->hwbuf) {
 574                 hres = IDsDriverBuffer_Lock(This->hwbuf,
 575                                      lplpaudioptr1, audiobytes1,
 576                                      lplpaudioptr2, audiobytes2,
 577                                      writecursor, writebytes,
 578                                      0);
 579                 if (hres != DS_OK) {
 580                         WARN("IDsDriverBuffer_Lock failed\n");
 581                         LeaveCriticalSection(&(This->lock));
 582                         return hres;
 583                 }
 584         } else {
 585                 if (writecursor+writebytes <= This->buflen) {
 586                         *(LPBYTE*)lplpaudioptr1 = This->buffer->memory+writecursor;
 587                         *audiobytes1 = writebytes;
 588                         if (lplpaudioptr2)
 589                                 *(LPBYTE*)lplpaudioptr2 = NULL;
 590                         if (audiobytes2)
 591                                 *audiobytes2 = 0;
 592                         TRACE("Locked %p(%i bytes) and %p(%i bytes) writecursor=%d\n",
 593                           *(LPBYTE*)lplpaudioptr1, *audiobytes1, lplpaudioptr2 ? *(LPBYTE*)lplpaudioptr2 : NULL, audiobytes2 ? *audiobytes2: 0, writecursor);
 594                         TRACE("->%d.0\n",writebytes);
 595                 } else {
 596                         *(LPBYTE*)lplpaudioptr1 = This->buffer->memory+writecursor;
 597                         *audiobytes1 = This->buflen-writecursor;
 598                         if (lplpaudioptr2)
 599                                 *(LPBYTE*)lplpaudioptr2 = This->buffer->memory;
 600                         if (audiobytes2)
 601                                 *audiobytes2 = writebytes-(This->buflen-writecursor);
 602                         TRACE("Locked %p(%i bytes) and %p(%i bytes) writecursor=%d\n", *(LPBYTE*)lplpaudioptr1, *audiobytes1, lplpaudioptr2 ? *(LPBYTE*)lplpaudioptr2 : NULL, audiobytes2 ? *audiobytes2: 0, writecursor);
 603                 }
 604         }
 605
 606         LeaveCriticalSection(&(This->lock));
 607         /* **** */
 608
 609         return DS_OK;
 610 }
 611
 612 static HRESULT WINAPI IDirectSoundBufferImpl_SetCurrentPosition(
 613         LPDIRECTSOUNDBUFFER8 iface,DWORD newpos
 614 ) {
 615         HRESULT hres = DS_OK;
 616         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 617         TRACE("(%p,%d)\n",This,newpos);
 618
 619         /* **** */
 620         EnterCriticalSection(&(This->lock));
 621
 622         /* start mixing from this new location instead */
 623         newpos %= This->buflen;
 624         newpos -= newpos%This->pwfx->nBlockAlign;
 625         This->buf_mixpos = newpos;
 626
 627         /* at this point, do not attempt to reset buffers, mess with primary mix position,
 628            or anything like that to reduce latancy. The data already prebuffered cannot be changed */
 629
 630         /* position HW buffer if applicable */
 631         if (This->hwbuf) {
 632                 hres = IDsDriverBuffer_SetPosition(This->hwbuf, This->buf_mixpos);
 633                 if (hres != DS_OK)
 634                         WARN("IDsDriverBuffer_SetPosition failed\n");
 635         }
 636
 637         LeaveCriticalSection(&(This->lock));
 638         /* **** */
 639
 640         return hres;
 641 }
 642
 643 static HRESULT WINAPI IDirectSoundBufferImpl_SetPan(
 644         LPDIRECTSOUNDBUFFER8 iface,LONG pan
 645 ) {
 646         HRESULT hres = DS_OK;
 647         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 648
 649         TRACE("(%p,%d)\n",This,pan);
 650
 651         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 652                 WARN("invalid parameter: pan = %d\n", pan);
 653                 return DSERR_INVALIDPARAM;
 654         }
 655
 656         /* You cannot use both pan and 3D controls */
 657         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN) ||
 658             (This->dsbd.dwFlags & DSBCAPS_CTRL3D)) {
 659                 WARN("control unavailable\n");
 660                 return DSERR_CONTROLUNAVAIL;
 661         }
 662
 663         /* **** */
 664         EnterCriticalSection(&(This->lock));
 665
 666         if (This->volpan.lPan != pan) {
 667                 This->volpan.lPan = pan;
 668                 DSOUND_RecalcVolPan(&(This->volpan));
 669
 670                 if (This->hwbuf) {
 671                         hres = IDsDriverBuffer_SetVolumePan(This->hwbuf, &(This->volpan));
 672                         if (hres != DS_OK)
 673                                 WARN("IDsDriverBuffer_SetVolumePan failed\n");
 674                 }
 675         }
 676
 677         LeaveCriticalSection(&(This->lock));
 678         /* **** */
 679
 680         return hres;
 681 }
 682
 683 static HRESULT WINAPI IDirectSoundBufferImpl_GetPan(
 684         LPDIRECTSOUNDBUFFER8 iface,LPLONG pan
 685 ) {
 686         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 687         TRACE("(%p,%p)\n",This,pan);
 688
 689         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 690                 WARN("control unavailable\n");
 691                 return DSERR_CONTROLUNAVAIL;
 692         }
 693
 694         if (pan == NULL) {
 695                 WARN("invalid parameter: pan = NULL\n");
 696                 return DSERR_INVALIDPARAM;
 697         }
 698
 699         *pan = This->volpan.lPan;
 700
 701         return DS_OK;
 702 }
 703
 704 static HRESULT WINAPI IDirectSoundBufferImpl_Unlock(
 705         LPDIRECTSOUNDBUFFER8 iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
 706 ) {
 707         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 708         HRESULT hres = DS_OK;
 709
 710         TRACE("(%p,%p,%d,%p,%d)\n", This,p1,x1,p2,x2);
 711
 712         /* **** */
 713         EnterCriticalSection(&(This->lock));
 714
 715         if (!(This->device->drvdesc.dwFlags & DSDDESC_DONTNEEDSECONDARYLOCK) && This->hwbuf) {
 716                 hres = IDsDriverBuffer_Unlock(This->hwbuf, p1, x1, p2, x2);
 717                 if (hres != DS_OK)
 718                         WARN("IDsDriverBuffer_Unlock failed\n");
 719         }
 720
 721         LeaveCriticalSection(&(This->lock));
 722         /* **** */
 723
 724         return hres;
 725 }
 726
 727 static HRESULT WINAPI IDirectSoundBufferImpl_Restore(
 728         LPDIRECTSOUNDBUFFER8 iface
 729 ) {
 730         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 731         FIXME("(%p):stub\n",This);
 732         return DS_OK;
 733 }
 734
 735 static HRESULT WINAPI IDirectSoundBufferImpl_GetFrequency(
 736         LPDIRECTSOUNDBUFFER8 iface,LPDWORD freq
 737 ) {
 738         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 739         TRACE("(%p,%p)\n",This,freq);
 740
 741         if (freq == NULL) {
 742                 WARN("invalid parameter: freq = NULL\n");
 743                 return DSERR_INVALIDPARAM;
 744         }
 745
 746         *freq = This->freq;
 747         TRACE("-> %d\n", *freq);
 748
 749         return DS_OK;
 750 }
 751
 752 static HRESULT WINAPI IDirectSoundBufferImpl_SetFX(
 753         LPDIRECTSOUNDBUFFER8 iface,DWORD dwEffectsCount,LPDSEFFECTDESC pDSFXDesc,LPDWORD pdwResultCodes
 754 ) {
 755         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 756         DWORD u;
 757
 758         FIXME("(%p,%u,%p,%p): stub\n",This,dwEffectsCount,pDSFXDesc,pdwResultCodes);
 759
 760         if (pdwResultCodes)
 761                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 762
 763         WARN("control unavailable\n");
 764         return DSERR_CONTROLUNAVAIL;
 765 }
 766
 767 static HRESULT WINAPI IDirectSoundBufferImpl_AcquireResources(
 768         LPDIRECTSOUNDBUFFER8 iface,DWORD dwFlags,DWORD dwEffectsCount,LPDWORD pdwResultCodes
 769 ) {
 770         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 771         DWORD u;
 772
 773         FIXME("(%p,%08u,%u,%p): stub\n",This,dwFlags,dwEffectsCount,pdwResultCodes);
 774
 775         if (pdwResultCodes)
 776                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 777
 778         WARN("control unavailable\n");
 779         return DSERR_CONTROLUNAVAIL;
 780 }
 781
 782 static HRESULT WINAPI IDirectSoundBufferImpl_GetObjectInPath(
 783         LPDIRECTSOUNDBUFFER8 iface,REFGUID rguidObject,DWORD dwIndex,REFGUID rguidInterface,LPVOID* ppObject
 784 ) {
 785         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 786
 787         FIXME("(%p,%s,%u,%s,%p): stub\n",This,debugstr_guid(rguidObject),dwIndex,debugstr_guid(rguidInterface),ppObject);
 788
 789         WARN("control unavailable\n");
 790         return DSERR_CONTROLUNAVAIL;
 791 }
 792
 793 static HRESULT WINAPI IDirectSoundBufferImpl_Initialize(
 794         LPDIRECTSOUNDBUFFER8 iface,LPDIRECTSOUND dsound,LPCDSBUFFERDESC dbsd
 795 ) {
 796         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 797         FIXME("(%p,%p,%p):stub\n",This,dsound,dbsd);
 798         DPRINTF("Re-Init!!!\n");
 799         WARN("already initialized\n");
 800         return DSERR_ALREADYINITIALIZED;
 801 }
 802
 803 static HRESULT WINAPI IDirectSoundBufferImpl_GetCaps(
 804         LPDIRECTSOUNDBUFFER8 iface,LPDSBCAPS caps
 805 ) {
 806         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 807         TRACE("(%p)->(%p)\n",This,caps);
 808
 809         if (caps == NULL) {
 810                 WARN("invalid parameter: caps == NULL\n");
 811                 return DSERR_INVALIDPARAM;
 812         }
 813
 814         if (caps->dwSize < sizeof(*caps)) {
 815                 WARN("invalid parameter: caps->dwSize = %d\n",caps->dwSize);
 816                 return DSERR_INVALIDPARAM;
 817         }
 818
 819         caps->dwFlags = This->dsbd.dwFlags;
 820         if (This->hwbuf) caps->dwFlags |= DSBCAPS_LOCHARDWARE;
 821         else caps->dwFlags |= DSBCAPS_LOCSOFTWARE;
 822
 823         caps->dwBufferBytes = This->buflen;
 824
 825         /* According to windows, this is zero*/
 826         caps->dwUnlockTransferRate = 0;
 827         caps->dwPlayCpuOverhead = 0;
 828
 829         return DS_OK;
 830 }
 831
 832 static HRESULT WINAPI IDirectSoundBufferImpl_QueryInterface(
 833         LPDIRECTSOUNDBUFFER8 iface,REFIID riid,LPVOID *ppobj
 834 ) {
 835         IDirectSoundBufferImpl *This = (IDirectSoundBufferImpl *)iface;
 836
 837         TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 838
 839         if (ppobj == NULL) {
 840                 WARN("invalid parameter\n");
 841                 return E_INVALIDARG;
 842         }
 843
 844         *ppobj = NULL;  /* assume failure */
 845
 846         if ( IsEqualGUID(riid, &IID_IUnknown) ||
 847              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ||
 848              IsEqualGUID(riid, &IID_IDirectSoundBuffer8) ) {
 849                 if (!This->secondary)
 850                         SecondaryBufferImpl_Create(This, &(This->secondary));
 851                 if (This->secondary) {
 852                         IDirectSoundBuffer8_AddRef((LPDIRECTSOUNDBUFFER8)This->secondary);
 853                         *ppobj = This->secondary;
 854                         return S_OK;
 855                 }
 856                 WARN("IID_IDirectSoundBuffer\n");
 857                 return E_NOINTERFACE;
 858         }
 859
 860         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
 861                 if (!This->notify)
 862                         IDirectSoundNotifyImpl_Create(This, &(This->notify));
 863                 if (This->notify) {
 864                         IDirectSoundNotify_AddRef((LPDIRECTSOUNDNOTIFY)This->notify);
 865                         *ppobj = This->notify;
 866                         return S_OK;
 867                 }
 868                 WARN("IID_IDirectSoundNotify\n");
 869                 return E_NOINTERFACE;
 870         }
 871
 872         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
 873                 if (!This->ds3db)
 874                         IDirectSound3DBufferImpl_Create(This, &(This->ds3db));
 875                 if (This->ds3db) {
 876                         IDirectSound3DBuffer_AddRef((LPDIRECTSOUND3DBUFFER)This->ds3db);
 877                         *ppobj = This->ds3db;
 878                         return S_OK;
 879                 }
 880                 WARN("IID_IDirectSound3DBuffer\n");
 881                 return E_NOINTERFACE;
 882         }
 883
 884         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
 885                 ERR("app requested IDirectSound3DListener on secondary buffer\n");
 886                 return E_NOINTERFACE;
 887         }
 888
 889         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
 890                 if (!This->iks)
 891                         IKsBufferPropertySetImpl_Create(This, &(This->iks));
 892                 if (This->iks) {
 893                         IKsPropertySet_AddRef((LPKSPROPERTYSET)This->iks);
 894                         *ppobj = This->iks;
 895                         return S_OK;
 896                 }
 897                 WARN("IID_IKsPropertySet\n");
 898                 return E_NOINTERFACE;
 899         }
 900
 901         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
 902
 903         return E_NOINTERFACE;
 904 }
 905
 906 static const IDirectSoundBuffer8Vtbl dsbvt =
 907 {
 908         IDirectSoundBufferImpl_QueryInterface,
 909         IDirectSoundBufferImpl_AddRef,
 910         IDirectSoundBufferImpl_Release,
 911         IDirectSoundBufferImpl_GetCaps,
 912         IDirectSoundBufferImpl_GetCurrentPosition,
 913         IDirectSoundBufferImpl_GetFormat,
 914         IDirectSoundBufferImpl_GetVolume,
 915         IDirectSoundBufferImpl_GetPan,
 916         IDirectSoundBufferImpl_GetFrequency,
 917         IDirectSoundBufferImpl_GetStatus,
 918         IDirectSoundBufferImpl_Initialize,
 919         IDirectSoundBufferImpl_Lock,
 920         IDirectSoundBufferImpl_Play,
 921         IDirectSoundBufferImpl_SetCurrentPosition,
 922         IDirectSoundBufferImpl_SetFormat,
 923         IDirectSoundBufferImpl_SetVolume,
 924         IDirectSoundBufferImpl_SetPan,
 925         IDirectSoundBufferImpl_SetFrequency,
 926         IDirectSoundBufferImpl_Stop,
 927         IDirectSoundBufferImpl_Unlock,
 928         IDirectSoundBufferImpl_Restore,
 929         IDirectSoundBufferImpl_SetFX,
 930         IDirectSoundBufferImpl_AcquireResources,
 931         IDirectSoundBufferImpl_GetObjectInPath
 932 };
 933
 934 HRESULT IDirectSoundBufferImpl_Create(
 935         DirectSoundDevice * device,
 936         IDirectSoundBufferImpl **pdsb,
 937         LPCDSBUFFERDESC dsbd)
 938 {
 939         IDirectSoundBufferImpl *dsb;
 940         LPWAVEFORMATEX wfex = dsbd->lpwfxFormat;
 941         HRESULT err = DS_OK;
 942         DWORD capf = 0;
 943         int use_hw, alloc_size, cp_size;
 944         TRACE("(%p,%p,%p)\n",device,pdsb,dsbd);
 945
 946         if (dsbd->dwBufferBytes < DSBSIZE_MIN || dsbd->dwBufferBytes > DSBSIZE_MAX) {
 947                 WARN("invalid parameter: dsbd->dwBufferBytes = %d\n", dsbd->dwBufferBytes);
 948                 *pdsb = NULL;
 949                 return DSERR_INVALIDPARAM; /* FIXME: which error? */
 950         }
 951
 952         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
 953
 954         if (dsb == 0) {
 955                 WARN("out of memory\n");
 956                 *pdsb = NULL;
 957                 return DSERR_OUTOFMEMORY;
 958         }
 959
 960         TRACE("Created buffer at %p\n", dsb);
 961
 962         dsb->ref = 0;
 963         dsb->secondary = 0;
 964         dsb->device = device;
 965         dsb->lpVtbl = &dsbvt;
 966         dsb->iks = NULL;
 967
 968         /* size depends on version */
 969         CopyMemory(&dsb->dsbd, dsbd, dsbd->dwSize);
 970
 971         /* variable sized struct so calculate size based on format */
 972         if (wfex->wFormatTag == WAVE_FORMAT_PCM) {
 973                 alloc_size = sizeof(WAVEFORMATEX);
 974                 cp_size = sizeof(PCMWAVEFORMAT);
 975         } else
 976                 alloc_size = cp_size = sizeof(WAVEFORMATEX) + wfex->cbSize;
 977
 978         dsb->pwfx = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,alloc_size);
 979         if (dsb->pwfx == NULL) {
 980                 WARN("out of memory\n");
 981                 HeapFree(GetProcessHeap(),0,dsb);
 982                 *pdsb = NULL;
 983                 return DSERR_OUTOFMEMORY;
 984         }
 985
 986         CopyMemory(dsb->pwfx, wfex, cp_size);
 987
 988         if (dsbd->dwBufferBytes % dsbd->lpwfxFormat->nBlockAlign)
 989                 dsb->buflen = dsbd->dwBufferBytes +
 990                         (dsbd->lpwfxFormat->nBlockAlign -
 991                         (dsbd->dwBufferBytes % dsbd->lpwfxFormat->nBlockAlign));
 992         else
 993                 dsb->buflen = dsbd->dwBufferBytes;
 994
 995         dsb->freq = dsbd->lpwfxFormat->nSamplesPerSec;
 996         dsb->notify = NULL;
 997         dsb->notifies = NULL;
 998         dsb->nrofnotifies = 0;
 999         dsb->hwnotify = 0;
1000
1001         /* Check necessary hardware mixing capabilities */
1002         if (wfex->nChannels==2) capf |= DSCAPS_SECONDARYSTEREO;
1003         else capf |= DSCAPS_SECONDARYMONO;
1004         if (wfex->wBitsPerSample==16) capf |= DSCAPS_SECONDARY16BIT;
1005         else capf |= DSCAPS_SECONDARY8BIT;
1006
1007         use_hw = (device->drvcaps.dwFlags & capf) == capf;
1008         TRACE("use_hw = 0x%08x, capf = 0x%08x, device->drvcaps.dwFlags = 0x%08x\n", use_hw, capf, device->drvcaps.dwFlags);
1009
1010         /* FIXME: check hardware sample rate mixing capabilities */
1011         /* FIXME: check app hints for software/hardware buffer (STATIC, LOCHARDWARE, etc) */
1012         /* FIXME: check whether any hardware buffers are left */
1013         /* FIXME: handle DSDHEAP_CREATEHEAP for hardware buffers */
1014
1015         /* Allocate an empty buffer */
1016         dsb->buffer = HeapAlloc(GetProcessHeap(),0,sizeof(*(dsb->buffer)));
1017         if (dsb->buffer == NULL) {
1018                 WARN("out of memory\n");
1019                 HeapFree(GetProcessHeap(),0,dsb->pwfx);
1020                 HeapFree(GetProcessHeap(),0,dsb);
1021                 *pdsb = NULL;
1022                 return DSERR_OUTOFMEMORY;
1023         }
1024
1025         /* Allocate system memory for buffer if applicable */
1026         if ((device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY) || !use_hw) {
1027                 dsb->buffer->memory = HeapAlloc(GetProcessHeap(),0,dsb->buflen);
1028                 if (dsb->buffer->memory == NULL) {
1029                         WARN("out of memory\n");
1030                         HeapFree(GetProcessHeap(),0,dsb->pwfx);
1031                         HeapFree(GetProcessHeap(),0,dsb->buffer);
1032                         HeapFree(GetProcessHeap(),0,dsb);
1033                         *pdsb = NULL;
1034                         return DSERR_OUTOFMEMORY;
1035                 }
1036                 dsb->buffer->ref = 1;
1037                 FillMemory(dsb->buffer->memory, dsb->buflen, dsbd->lpwfxFormat->wBitsPerSample == 8 ? 128 : 0);
1038         }
1039
1040         /* Allocate the hardware buffer */
1041         if (use_hw) {
1042                 err = IDsDriver_CreateSoundBuffer(device->driver,wfex,dsbd->dwFlags,0,
1043                                                   &(dsb->buflen),&(dsb->buffer->memory),
1044                                                   (LPVOID*)&(dsb->hwbuf));
1045                 /* fall back to software buffer on failure */
1046                 if (err != DS_OK) {
1047                         TRACE("IDsDriver_CreateSoundBuffer failed, falling back to software buffer\n");
1048                         use_hw = 0;
1049                         if (device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY) {
1050                                 dsb->buffer->memory = HeapAlloc(GetProcessHeap(),0,dsb->buflen);
1051                                 if (dsb->buffer->memory == NULL) {
1052                                         WARN("out of memory\n");
1053                                         HeapFree(GetProcessHeap(),0,dsb->buffer);
1054                                         HeapFree(GetProcessHeap(),0,dsb->pwfx);
1055                                         HeapFree(GetProcessHeap(),0,dsb);
1056                                         *pdsb = NULL;
1057                                         return DSERR_OUTOFMEMORY;
1058                                 }
1059                                 dsb->buffer->ref = 1;
1060                                 FillMemory(dsb->buffer->memory, dsb->buflen, dsbd->lpwfxFormat->wBitsPerSample == 8 ? 128 : 0);
1061                         }
1062                         err = DS_OK;
1063                 }
1064         }
1065
1066         /* calculate fragment size and write lead */
1067         DSOUND_RecalcFormat(dsb);
1068
1069         /* It's not necessary to initialize values to zero since */
1070         /* we allocated this structure with HEAP_ZERO_MEMORY... */
1071         dsb->buf_mixpos = 0;
1072         dsb->state = STATE_STOPPED;
1073
1074         dsb->freqAdjust = (dsb->freq << DSOUND_FREQSHIFT) /
1075                 device->pwfx->nSamplesPerSec;
1076         dsb->nAvgBytesPerSec = dsb->freq *
1077                 dsbd->lpwfxFormat->nBlockAlign;
1078
1079         if (dsb->dsbd.dwFlags & DSBCAPS_CTRL3D) {
1080                 dsb->ds3db_ds3db.dwSize = sizeof(DS3DBUFFER);
1081                 dsb->ds3db_ds3db.vPosition.x = 0.0;
1082                 dsb->ds3db_ds3db.vPosition.y = 0.0;
1083                 dsb->ds3db_ds3db.vPosition.z = 0.0;
1084                 dsb->ds3db_ds3db.vVelocity.x = 0.0;
1085                 dsb->ds3db_ds3db.vVelocity.y = 0.0;
1086                 dsb->ds3db_ds3db.vVelocity.z = 0.0;
1087                 dsb->ds3db_ds3db.dwInsideConeAngle = DS3D_DEFAULTCONEANGLE;
1088                 dsb->ds3db_ds3db.dwOutsideConeAngle = DS3D_DEFAULTCONEANGLE;
1089                 dsb->ds3db_ds3db.vConeOrientation.x = 0.0;
1090                 dsb->ds3db_ds3db.vConeOrientation.y = 0.0;
1091                 dsb->ds3db_ds3db.vConeOrientation.z = 0.0;
1092                 dsb->ds3db_ds3db.lConeOutsideVolume = DS3D_DEFAULTCONEOUTSIDEVOLUME;
1093                 dsb->ds3db_ds3db.flMinDistance = DS3D_DEFAULTMINDISTANCE;
1094                 dsb->ds3db_ds3db.flMaxDistance = DS3D_DEFAULTMAXDISTANCE;
1095                 dsb->ds3db_ds3db.dwMode = DS3DMODE_NORMAL;
1096
1097                 dsb->ds3db_need_recalc = FALSE;
1098                 DSOUND_Calc3DBuffer(dsb);
1099         } else
1100                 DSOUND_RecalcVolPan(&(dsb->volpan));
1101
1102         InitializeCriticalSection(&(dsb->lock));
1103         dsb->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": IDirectSoundBufferImpl.lock");
1104
1105         /* register buffer if not primary */
1106         if (!(dsbd->dwFlags & DSBCAPS_PRIMARYBUFFER)) {
1107                 err = DirectSoundDevice_AddBuffer(device, dsb);
1108                 if (err != DS_OK) {
1109                         HeapFree(GetProcessHeap(),0,dsb->buffer->memory);
1110                         HeapFree(GetProcessHeap(),0,dsb->buffer);
1111                         dsb->lock.DebugInfo->Spare[0] = 0;
1112                         DeleteCriticalSection(&(dsb->lock));
1113                         HeapFree(GetProcessHeap(),0,dsb->pwfx);
1114                         HeapFree(GetProcessHeap(),0,dsb);
1115                         dsb = NULL;
1116                 }
1117         }
1118
1119         *pdsb = dsb;
1120         return err;
1121 }
1122
1123 HRESULT IDirectSoundBufferImpl_Destroy(
1124     IDirectSoundBufferImpl *pdsb)
1125 {
1126     TRACE("(%p)\n",pdsb);
1127
1128     /* This keeps the *_Destroy functions from possibly deleting
1129      * this object until it is ready to be deleted */
1130     IDirectSoundBufferImpl_AddRef((LPDIRECTSOUNDBUFFER8)pdsb);
1131
1132     if (pdsb->iks) {
1133         WARN("iks not NULL\n");
1134         IKsBufferPropertySetImpl_Destroy(pdsb->iks);
1135         pdsb->iks = NULL;
1136     }
1137
1138     if (pdsb->ds3db) {
1139         WARN("ds3db not NULL\n");
1140         IDirectSound3DBufferImpl_Destroy(pdsb->ds3db);
1141         pdsb->ds3db = NULL;
1142     }
1143
1144     if (pdsb->notify) {
1145         WARN("notify not NULL\n");
1146         IDirectSoundNotifyImpl_Destroy(pdsb->notify);
1147         pdsb->notify = NULL;
1148     }
1149
1150     if (pdsb->secondary) {
1151         WARN("dsb not NULL\n");
1152         SecondaryBufferImpl_Destroy(pdsb->secondary);
1153         pdsb->secondary = NULL;
1154     }
1155
1156     while (IDirectSoundBuffer8_Release((LPDIRECTSOUNDBUFFER8)pdsb) > 0);
1157
1158     return S_OK;
1159 }
1160
1161 HRESULT IDirectSoundBufferImpl_Duplicate(
1162     DirectSoundDevice *device,
1163     IDirectSoundBufferImpl **ppdsb,
1164     IDirectSoundBufferImpl *pdsb)
1165 {
1166     IDirectSoundBufferImpl *dsb;
1167     HRESULT hres = DS_OK;
1168     int size;
1169     TRACE("(%p,%p,%p)\n", device, pdsb, pdsb);
1170
1171     dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1172
1173     if (dsb == NULL) {
1174         WARN("out of memory\n");
1175         *ppdsb = NULL;
1176         return DSERR_OUTOFMEMORY;
1177     }
1178
1179     CopyMemory(dsb, pdsb, sizeof(IDirectSoundBufferImpl));
1180
1181     if (pdsb->hwbuf) {
1182         TRACE("duplicating hardware buffer\n");
1183
1184         hres = IDsDriver_DuplicateSoundBuffer(device->driver, pdsb->hwbuf,
1185                                               (LPVOID *)&dsb->hwbuf);
1186         if (hres != DS_OK) {
1187             TRACE("IDsDriver_DuplicateSoundBuffer failed, falling back to "
1188                   "software buffer\n");
1189             dsb->hwbuf = NULL;
1190             /* allocate buffer */
1191             if (device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY) {
1192                 dsb->buffer = HeapAlloc(GetProcessHeap(),0,sizeof(*(dsb->buffer)));
1193                 if (dsb->buffer == NULL) {
1194                     WARN("out of memory\n");
1195                     HeapFree(GetProcessHeap(),0,dsb);
1196                     *ppdsb = NULL;
1197                     return DSERR_OUTOFMEMORY;
1198                 }
1199
1200                 dsb->buffer->memory = HeapAlloc(GetProcessHeap(),0,dsb->buflen);
1201                 if (dsb->buffer->memory == NULL) {
1202                     WARN("out of memory\n");
1203                     HeapFree(GetProcessHeap(),0,dsb->buffer);
1204                     HeapFree(GetProcessHeap(),0,dsb);
1205                     *ppdsb = NULL;
1206                     return DSERR_OUTOFMEMORY;
1207                 }
1208                 dsb->buffer->ref = 1;
1209
1210                 /* FIXME: copy buffer ? */
1211             }
1212         }
1213     } else {
1214         dsb->hwbuf = NULL;
1215         dsb->buffer->ref++;
1216     }
1217
1218     dsb->ref = 0;
1219     dsb->state = STATE_STOPPED;
1220     dsb->buf_mixpos = 0;
1221     dsb->device = device;
1222     dsb->ds3db = NULL;
1223     dsb->iks = NULL; /* FIXME? */
1224     dsb->secondary = NULL;
1225
1226     /* variable sized struct so calculate size based on format */
1227     size = sizeof(WAVEFORMATEX) + pdsb->pwfx->cbSize;
1228
1229     dsb->pwfx = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,size);
1230     if (dsb->pwfx == NULL) {
1231             WARN("out of memory\n");
1232             HeapFree(GetProcessHeap(),0,dsb->buffer);
1233             HeapFree(GetProcessHeap(),0,dsb);
1234             *ppdsb = NULL;
1235             return DSERR_OUTOFMEMORY;
1236     }
1237
1238     CopyMemory(dsb->pwfx, pdsb->pwfx, size);
1239
1240     InitializeCriticalSection(&(dsb->lock));
1241     dsb->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": IDirectSoundBufferImpl.lock");
1242
1243     /* register buffer */
1244     hres = DirectSoundDevice_AddBuffer(device, dsb);
1245     if (hres != DS_OK) {
1246         dsb->lock.DebugInfo->Spare[0] = 0;
1247         DeleteCriticalSection(&(dsb->lock));
1248         HeapFree(GetProcessHeap(),0,dsb->buffer);
1249         HeapFree(GetProcessHeap(),0,dsb->pwfx);
1250         HeapFree(GetProcessHeap(),0,dsb);
1251         *ppdsb = 0;
1252     }
1253
1254     *ppdsb = dsb;
1255     return hres;
1256 }
1257
1258 /*******************************************************************************
1259  *              SecondaryBuffer
1260  */
1261
1262 static HRESULT WINAPI SecondaryBufferImpl_QueryInterface(
1263         LPDIRECTSOUNDBUFFER8 iface,REFIID riid,LPVOID *ppobj)
1264 {
1265         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1266         TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
1267
1268         return IDirectSoundBufferImpl_QueryInterface((LPDIRECTSOUNDBUFFER8)This->dsb,riid,ppobj);
1269 }
1270
1271 static ULONG WINAPI SecondaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER8 iface)
1272 {
1273     SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1274     ULONG ref = InterlockedIncrement(&(This->ref));
1275     TRACE("(%p) ref was %d\n", This, ref - 1);
1276     return ref;
1277 }
1278
1279 static ULONG WINAPI SecondaryBufferImpl_Release(LPDIRECTSOUNDBUFFER8 iface)
1280 {
1281     SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1282     ULONG ref;
1283     TRACE("(%p)\n", This);
1284     ref = InterlockedDecrement(&(This->ref));
1285     TRACE("ref was %d\n", ref + 1);
1286
1287     if (!ref) {
1288         This->dsb->secondary = NULL;
1289         IDirectSoundBuffer_Release((LPDIRECTSOUNDBUFFER8)This->dsb);
1290         HeapFree(GetProcessHeap(), 0, This);
1291         TRACE("(%p) released\n", This);
1292     }
1293     return ref;
1294 }
1295
1296 static HRESULT WINAPI SecondaryBufferImpl_GetCaps(
1297         LPDIRECTSOUNDBUFFER8 iface,LPDSBCAPS caps)
1298 {
1299         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1300         TRACE("(%p)->(%p)\n",This,caps);
1301
1302         return IDirectSoundBufferImpl_GetCaps((LPDIRECTSOUNDBUFFER8)This->dsb,caps);
1303 }
1304
1305 static HRESULT WINAPI SecondaryBufferImpl_GetCurrentPosition(
1306         LPDIRECTSOUNDBUFFER8 iface,LPDWORD playpos,LPDWORD writepos)
1307 {
1308         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1309         TRACE("(%p,%p,%p)\n",This,playpos,writepos);
1310
1311         return IDirectSoundBufferImpl_GetCurrentPosition((LPDIRECTSOUNDBUFFER8)This->dsb,playpos,writepos);
1312 }
1313
1314 static HRESULT WINAPI SecondaryBufferImpl_GetFormat(
1315         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX lpwf,DWORD wfsize,LPDWORD wfwritten)
1316 {
1317         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1318         TRACE("(%p,%p,%d,%p)\n",This,lpwf,wfsize,wfwritten);
1319
1320         return IDirectSoundBufferImpl_GetFormat((LPDIRECTSOUNDBUFFER8)This->dsb,lpwf,wfsize,wfwritten);
1321 }
1322
1323 static HRESULT WINAPI SecondaryBufferImpl_GetVolume(
1324         LPDIRECTSOUNDBUFFER8 iface,LPLONG vol)
1325 {
1326         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1327         TRACE("(%p,%p)\n",This,vol);
1328
1329         return IDirectSoundBufferImpl_GetVolume((LPDIRECTSOUNDBUFFER8)This->dsb,vol);
1330 }
1331
1332 static HRESULT WINAPI SecondaryBufferImpl_GetPan(
1333         LPDIRECTSOUNDBUFFER8 iface,LPLONG pan)
1334 {
1335         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1336         TRACE("(%p,%p)\n",This,pan);
1337
1338         return IDirectSoundBufferImpl_GetPan((LPDIRECTSOUNDBUFFER8)This->dsb,pan);
1339 }
1340
1341 static HRESULT WINAPI SecondaryBufferImpl_GetFrequency(
1342         LPDIRECTSOUNDBUFFER8 iface,LPDWORD freq)
1343 {
1344         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1345         TRACE("(%p,%p)\n",This,freq);
1346
1347         return IDirectSoundBufferImpl_GetFrequency((LPDIRECTSOUNDBUFFER8)This->dsb,freq);
1348 }
1349
1350 static HRESULT WINAPI SecondaryBufferImpl_GetStatus(
1351         LPDIRECTSOUNDBUFFER8 iface,LPDWORD status)
1352 {
1353         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1354         TRACE("(%p,%p)\n",This,status);
1355
1356         return IDirectSoundBufferImpl_GetStatus((LPDIRECTSOUNDBUFFER8)This->dsb,status);
1357 }
1358
1359 static HRESULT WINAPI SecondaryBufferImpl_Initialize(
1360         LPDIRECTSOUNDBUFFER8 iface,LPDIRECTSOUND dsound,LPCDSBUFFERDESC dbsd)
1361 {
1362         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1363         TRACE("(%p,%p,%p)\n",This,dsound,dbsd);
1364
1365         return IDirectSoundBufferImpl_Initialize((LPDIRECTSOUNDBUFFER8)This->dsb,dsound,dbsd);
1366 }
1367
1368 static HRESULT WINAPI SecondaryBufferImpl_Lock(
1369     LPDIRECTSOUNDBUFFER8 iface,
1370     DWORD writecursor,
1371     DWORD writebytes,
1372     LPVOID *lplpaudioptr1,
1373     LPDWORD audiobytes1,
1374     LPVOID *lplpaudioptr2,
1375     LPDWORD audiobytes2,
1376     DWORD dwFlags)
1377 {
1378     SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1379     TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x)\n",
1380         This,writecursor,writebytes,lplpaudioptr1,audiobytes1,lplpaudioptr2,audiobytes2,dwFlags);
1381
1382     return IDirectSoundBufferImpl_Lock((LPDIRECTSOUNDBUFFER8)This->dsb,
1383         writecursor,writebytes,lplpaudioptr1,audiobytes1,lplpaudioptr2,audiobytes2,dwFlags);
1384 }
1385
1386 static HRESULT WINAPI SecondaryBufferImpl_Play(
1387         LPDIRECTSOUNDBUFFER8 iface,DWORD reserved1,DWORD reserved2,DWORD flags)
1388 {
1389         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1390         TRACE("(%p,%08x,%08x,%08x)\n",This,reserved1,reserved2,flags);
1391
1392         return IDirectSoundBufferImpl_Play((LPDIRECTSOUNDBUFFER8)This->dsb,reserved1,reserved2,flags);
1393 }
1394
1395 static HRESULT WINAPI SecondaryBufferImpl_SetCurrentPosition(
1396         LPDIRECTSOUNDBUFFER8 iface,DWORD newpos)
1397 {
1398         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1399         TRACE("(%p,%d)\n",This,newpos);
1400
1401         return IDirectSoundBufferImpl_SetCurrentPosition((LPDIRECTSOUNDBUFFER8)This->dsb,newpos);
1402 }
1403
1404 static HRESULT WINAPI SecondaryBufferImpl_SetFormat(
1405         LPDIRECTSOUNDBUFFER8 iface,LPCWAVEFORMATEX wfex)
1406 {
1407         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1408         TRACE("(%p,%p)\n",This,wfex);
1409
1410         return IDirectSoundBufferImpl_SetFormat((LPDIRECTSOUNDBUFFER8)This->dsb,wfex);
1411 }
1412
1413 static HRESULT WINAPI SecondaryBufferImpl_SetVolume(
1414         LPDIRECTSOUNDBUFFER8 iface,LONG vol)
1415 {
1416         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1417         TRACE("(%p,%d)\n",This,vol);
1418
1419         return IDirectSoundBufferImpl_SetVolume((LPDIRECTSOUNDBUFFER8)This->dsb,vol);
1420 }
1421
1422 static HRESULT WINAPI SecondaryBufferImpl_SetPan(
1423         LPDIRECTSOUNDBUFFER8 iface,LONG pan)
1424 {
1425         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1426         TRACE("(%p,%d)\n",This,pan);
1427
1428         return IDirectSoundBufferImpl_SetPan((LPDIRECTSOUNDBUFFER8)This->dsb,pan);
1429 }
1430
1431 static HRESULT WINAPI SecondaryBufferImpl_SetFrequency(
1432         LPDIRECTSOUNDBUFFER8 iface,DWORD freq)
1433 {
1434         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1435         TRACE("(%p,%d)\n",This,freq);
1436
1437         return IDirectSoundBufferImpl_SetFrequency((LPDIRECTSOUNDBUFFER8)This->dsb,freq);
1438 }
1439
1440 static HRESULT WINAPI SecondaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER8 iface)
1441 {
1442         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1443         TRACE("(%p)\n",This);
1444
1445         return IDirectSoundBufferImpl_Stop((LPDIRECTSOUNDBUFFER8)This->dsb);
1446 }
1447
1448 static HRESULT WINAPI SecondaryBufferImpl_Unlock(
1449     LPDIRECTSOUNDBUFFER8 iface,
1450     LPVOID lpvAudioPtr1,
1451     DWORD dwAudioBytes1,
1452     LPVOID lpvAudioPtr2,
1453     DWORD dwAudioBytes2)
1454 {
1455     SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1456     TRACE("(%p,%p,%d,%p,%d)\n",
1457         This, lpvAudioPtr1, dwAudioBytes1, lpvAudioPtr2, dwAudioBytes2);
1458
1459     return IDirectSoundBufferImpl_Unlock((LPDIRECTSOUNDBUFFER8)This->dsb,
1460         lpvAudioPtr1,dwAudioBytes1,lpvAudioPtr2,dwAudioBytes2);
1461 }
1462
1463 static HRESULT WINAPI SecondaryBufferImpl_Restore(
1464         LPDIRECTSOUNDBUFFER8 iface)
1465 {
1466         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1467         TRACE("(%p)\n",This);
1468
1469         return IDirectSoundBufferImpl_Restore((LPDIRECTSOUNDBUFFER8)This->dsb);
1470 }
1471
1472 static HRESULT WINAPI SecondaryBufferImpl_SetFX(
1473         LPDIRECTSOUNDBUFFER8 iface,DWORD dwEffectsCount,LPDSEFFECTDESC pDSFXDesc,LPDWORD pdwResultCodes)
1474 {
1475         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1476         TRACE("(%p,%u,%p,%p)\n",This,dwEffectsCount,pDSFXDesc,pdwResultCodes);
1477
1478         return IDirectSoundBufferImpl_SetFX((LPDIRECTSOUNDBUFFER8)This->dsb,dwEffectsCount,pDSFXDesc,pdwResultCodes);
1479 }
1480
1481 static HRESULT WINAPI SecondaryBufferImpl_AcquireResources(
1482         LPDIRECTSOUNDBUFFER8 iface,DWORD dwFlags,DWORD dwEffectsCount,LPDWORD pdwResultCodes)
1483 {
1484         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1485         TRACE("(%p,%08u,%u,%p)\n",This,dwFlags,dwEffectsCount,pdwResultCodes);
1486
1487         return IDirectSoundBufferImpl_AcquireResources((LPDIRECTSOUNDBUFFER8)This->dsb,dwFlags,dwEffectsCount,pdwResultCodes);
1488 }
1489
1490 static HRESULT WINAPI SecondaryBufferImpl_GetObjectInPath(
1491         LPDIRECTSOUNDBUFFER8 iface,REFGUID rguidObject,DWORD dwIndex,REFGUID rguidInterface,LPVOID* ppObject)
1492 {
1493         SecondaryBufferImpl *This = (SecondaryBufferImpl *)iface;
1494         TRACE("(%p,%s,%u,%s,%p)\n",This,debugstr_guid(rguidObject),dwIndex,debugstr_guid(rguidInterface),ppObject);
1495
1496         return IDirectSoundBufferImpl_GetObjectInPath((LPDIRECTSOUNDBUFFER8)This->dsb,rguidObject,dwIndex,rguidInterface,ppObject);
1497 }
1498
1499 static const IDirectSoundBuffer8Vtbl sbvt =
1500 {
1501         SecondaryBufferImpl_QueryInterface,
1502         SecondaryBufferImpl_AddRef,
1503         SecondaryBufferImpl_Release,
1504         SecondaryBufferImpl_GetCaps,
1505         SecondaryBufferImpl_GetCurrentPosition,
1506         SecondaryBufferImpl_GetFormat,
1507         SecondaryBufferImpl_GetVolume,
1508         SecondaryBufferImpl_GetPan,
1509         SecondaryBufferImpl_GetFrequency,
1510         SecondaryBufferImpl_GetStatus,
1511         SecondaryBufferImpl_Initialize,
1512         SecondaryBufferImpl_Lock,
1513         SecondaryBufferImpl_Play,
1514         SecondaryBufferImpl_SetCurrentPosition,
1515         SecondaryBufferImpl_SetFormat,
1516         SecondaryBufferImpl_SetVolume,
1517         SecondaryBufferImpl_SetPan,
1518         SecondaryBufferImpl_SetFrequency,
1519         SecondaryBufferImpl_Stop,
1520         SecondaryBufferImpl_Unlock,
1521         SecondaryBufferImpl_Restore,
1522         SecondaryBufferImpl_SetFX,
1523         SecondaryBufferImpl_AcquireResources,
1524         SecondaryBufferImpl_GetObjectInPath
1525 };
1526
1527 HRESULT SecondaryBufferImpl_Create(
1528         IDirectSoundBufferImpl *dsb,
1529         SecondaryBufferImpl **psb)
1530 {
1531         SecondaryBufferImpl *sb;
1532         TRACE("(%p,%p)\n",dsb,psb);
1533
1534         sb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*sb));
1535
1536         if (sb == 0) {
1537                 WARN("out of memory\n");
1538                 *psb = NULL;
1539                 return DSERR_OUTOFMEMORY;
1540         }
1541         sb->ref = 0;
1542         sb->dsb = dsb;
1543         sb->lpVtbl = &sbvt;
1544
1545         IDirectSoundBuffer8_AddRef((LPDIRECTSOUNDBUFFER8)dsb);
1546         *psb = sb;
1547         return S_OK;
1548 }
1549
1550 static HRESULT SecondaryBufferImpl_Destroy(
1551     SecondaryBufferImpl *pdsb)
1552 {
1553     TRACE("(%p)\n",pdsb);
1554
1555     while (SecondaryBufferImpl_Release((LPDIRECTSOUNDBUFFER8)pdsb) > 0);
1556
1557     return S_OK;
1558 }