dlls/dsound/primary.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 "mmddk.h"
  32 #include "wine/debug.h"
  33 #include "dsound.h"
  34 #include "dsdriver.h"
  35 #include "dsound_private.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  38
  39 /** Calculate how long a fragment length of about 10 ms should be in frames
  40  *
  41  * nSamplesPerSec: Frequency rate in samples per second
  42  * nBlockAlign: Size of a single blockalign
  43  *
  44  * Returns:
  45  * Size in bytes of a single fragment
  46  */
  47 DWORD DSOUND_fraglen(DWORD nSamplesPerSec, DWORD nBlockAlign)
  48 {
  49     DWORD fraglen = 256 * nBlockAlign;
  50
  51     /* Compensate for only being roughly accurate */
  52     if (nSamplesPerSec <= 26000)
  53         fraglen /= 2;
  54
  55     if (nSamplesPerSec <= 10000)
  56         fraglen /= 2;
  57
  58     if (nSamplesPerSec >= 80000)
  59         fraglen *= 2;
  60
  61     return fraglen;
  62 }
  63
  64 static void DSOUND_RecalcPrimary(DirectSoundDevice *device)
  65 {
  66     TRACE("(%p)\n", device);
  67
  68     device->fraglen = DSOUND_fraglen(device->pwfx->nSamplesPerSec, device->pwfx->nBlockAlign);
  69     device->helfrags = device->buflen / device->fraglen;
  70     TRACE("fraglen=%d helfrags=%d\n", device->fraglen, device->helfrags);
  71
  72     if (device->hwbuf && device->drvdesc.dwFlags & DSDDESC_DONTNEEDWRITELEAD)
  73         device->writelead = 0;
  74     else
  75         /* calculate the 10ms write lead */
  76         device->writelead = (device->pwfx->nSamplesPerSec / 100) * device->pwfx->nBlockAlign;
  77 }
  78
  79 HRESULT DSOUND_ReopenDevice(DirectSoundDevice *device, BOOL forcewave)
  80 {
  81         HRESULT hres = DS_OK;
  82         TRACE("(%p, %d)\n", device, forcewave);
  83
  84         if (device->driver)
  85         {
  86                 IDsDriver_Close(device->driver);
  87                 if (device->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN)
  88                         waveOutClose(device->hwo);
  89                 IDsDriver_Release(device->driver);
  90                 device->driver = NULL;
  91                 device->buffer = NULL;
  92                 device->hwo = 0;
  93         }
  94         else if (device->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN)
  95                 waveOutClose(device->hwo);
  96
  97         /* DRV_QUERYDSOUNDIFACE is a "Wine extension" to get the DSound interface */
  98         if (ds_hw_accel != DS_HW_ACCEL_EMULATION && !forcewave)
  99                 waveOutMessage((HWAVEOUT)device->drvdesc.dnDevNode, DRV_QUERYDSOUNDIFACE, (DWORD_PTR)&device->driver, 0);
 100
 101         /* Get driver description */
 102         if (device->driver) {
 103                 DWORD wod = device->drvdesc.dnDevNode;
 104                 hres = IDsDriver_GetDriverDesc(device->driver,&(device->drvdesc));
 105                 device->drvdesc.dnDevNode = wod;
 106                 if (FAILED(hres)) {
 107                         WARN("IDsDriver_GetDriverDesc failed: %08x\n", hres);
 108                         IDsDriver_Release(device->driver);
 109                         device->driver = NULL;
 110                 }
 111         }
 112
 113         /* if no DirectSound interface available, use WINMM API instead */
 114         if (!device->driver)
 115                 device->drvdesc.dwFlags = DSDDESC_DOMMSYSTEMOPEN | DSDDESC_DOMMSYSTEMSETFORMAT;
 116
 117         if (device->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN)
 118         {
 119                 DWORD flags = CALLBACK_FUNCTION;
 120
 121                 if (device->driver)
 122                         flags |= WAVE_DIRECTSOUND;
 123
 124                 hres = mmErr(waveOutOpen(&(device->hwo), device->drvdesc.dnDevNode, device->pwfx, (DWORD_PTR)DSOUND_callback, (DWORD)device, flags));
 125                 if (FAILED(hres)) {
 126                         WARN("waveOutOpen failed\n");
 127                         if (device->driver)
 128                         {
 129                                 IDsDriver_Release(device->driver);
 130                                 device->driver = NULL;
 131                         }
 132                         return hres;
 133                 }
 134         }
 135
 136         if (device->driver)
 137                 hres = IDsDriver_Open(device->driver);
 138
 139         return hres;
 140 }
 141
 142 static HRESULT DSOUND_PrimaryOpen(DirectSoundDevice *device)
 143 {
 144         DWORD buflen;
 145         HRESULT err = DS_OK;
 146         TRACE("(%p)\n", device);
 147
 148         /* on original windows, the buffer it set to a fixed size, no matter what the settings are.
 149            on windows this size is always fixed (tested on win-xp) */
 150         if (!device->buflen)
 151                 device->buflen = ds_hel_buflen;
 152         buflen = device->buflen;
 153         buflen -= buflen % device->pwfx->nBlockAlign;
 154         device->buflen = buflen;
 155
 156         if (device->driver)
 157         {
 158                 err = IDsDriver_CreateSoundBuffer(device->driver,device->pwfx,
 159                                                   DSBCAPS_PRIMARYBUFFER,0,
 160                                                   &(device->buflen),&(device->buffer),
 161                                                   (LPVOID*)&(device->hwbuf));
 162
 163                 if (err != DS_OK) {
 164                         WARN("IDsDriver_CreateSoundBuffer failed (%08x), falling back to waveout\n", err);
 165                         err = DSOUND_ReopenDevice(device, TRUE);
 166                         if (FAILED(err))
 167                         {
 168                                 WARN("Falling back to waveout failed too! Giving up\n");
 169                                 return err;
 170                         }
 171                 }
 172                 if (device->hwbuf)
 173                     IDsDriverBuffer_SetVolumePan(device->hwbuf, &device->volpan);
 174
 175                 DSOUND_RecalcPrimary(device);
 176                 device->prebuf = ds_snd_queue_max;
 177                 if (device->helfrags < ds_snd_queue_min)
 178                 {
 179                         WARN("Too little sound buffer to be effective (%d/%d) falling back to waveout\n", device->buflen, ds_snd_queue_min * device->fraglen);
 180                         device->buflen = buflen;
 181                         IDsDriverBuffer_Release(device->hwbuf);
 182                         device->hwbuf = NULL;
 183                         err = DSOUND_ReopenDevice(device, TRUE);
 184                         if (FAILED(err))
 185                         {
 186                                 WARN("Falling back to waveout failed too! Giving up\n");
 187                                 return err;
 188                         }
 189                 }
 190                 else if (device->helfrags < ds_snd_queue_max)
 191                         device->prebuf = device->helfrags;
 192         }
 193
 194         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 195         device->mix_buffer = HeapAlloc(GetProcessHeap(), 0, device->mix_buffer_len);
 196         if (!device->mix_buffer)
 197         {
 198                 if (device->hwbuf)
 199                         IDsDriverBuffer_Release(device->hwbuf);
 200                 device->hwbuf = NULL;
 201                 return DSERR_OUTOFMEMORY;
 202         }
 203
 204         if (device->state == STATE_PLAYING) device->state = STATE_STARTING;
 205         else if (device->state == STATE_STOPPING) device->state = STATE_STOPPED;
 206
 207         /* are we using waveOut stuff? */
 208         if (!device->driver) {
 209                 LPBYTE newbuf;
 210                 LPWAVEHDR headers = NULL;
 211                 DWORD overshot;
 212                 unsigned int c;
 213
 214                 /* Start in pause mode, to allow buffers to get filled */
 215                 waveOutPause(device->hwo);
 216
 217                 TRACE("desired buflen=%d, old buffer=%p\n", buflen, device->buffer);
 218
 219                 /* reallocate emulated primary buffer */
 220                 if (device->buffer)
 221                         newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer, buflen);
 222                 else
 223                         newbuf = HeapAlloc(GetProcessHeap(),0, buflen);
 224
 225                 if (!newbuf) {
 226                         ERR("failed to allocate primary buffer\n");
 227                         return DSERR_OUTOFMEMORY;
 228                         /* but the old buffer might still exist and must be re-prepared */
 229                 }
 230
 231                 DSOUND_RecalcPrimary(device);
 232                 if (device->pwave)
 233                         headers = HeapReAlloc(GetProcessHeap(),0,device->pwave, device->helfrags * sizeof(WAVEHDR));
 234                 else
 235                         headers = HeapAlloc(GetProcessHeap(),0,device->helfrags * sizeof(WAVEHDR));
 236
 237                 if (!headers) {
 238                         ERR("failed to allocate wave headers\n");
 239                         HeapFree(GetProcessHeap(), 0, newbuf);
 240                         DSOUND_RecalcPrimary(device);
 241                         return DSERR_OUTOFMEMORY;
 242                 }
 243
 244                 device->buffer = newbuf;
 245                 device->pwave = headers;
 246
 247                 /* prepare fragment headers */
 248                 for (c=0; c<device->helfrags; c++) {
 249                         device->pwave[c].lpData = (char*)device->buffer + c*device->fraglen;
 250                         device->pwave[c].dwBufferLength = device->fraglen;
 251                         device->pwave[c].dwUser = (DWORD)device;
 252                         device->pwave[c].dwFlags = 0;
 253                         device->pwave[c].dwLoops = 0;
 254                         err = mmErr(waveOutPrepareHeader(device->hwo,&device->pwave[c],sizeof(WAVEHDR)));
 255                         if (err != DS_OK) {
 256                                 while (c--)
 257                                         waveOutUnprepareHeader(device->hwo,&device->pwave[c],sizeof(WAVEHDR));
 258                                 break;
 259                         }
 260                 }
 261
 262                 overshot = device->buflen % device->fraglen;
 263                 /* sanity */
 264                 if(overshot)
 265                 {
 266                         overshot -= overshot % device->pwfx->nBlockAlign;
 267                         device->pwave[device->helfrags - 1].dwBufferLength += overshot;
 268                 }
 269
 270                 TRACE("fraglen=%d, overshot=%d\n", device->fraglen, overshot);
 271         }
 272         device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 273         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 274         FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
 275         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 276         device->pwplay = device->pwqueue = device->playpos = device->mixpos = 0;
 277         return err;
 278 }
 279
 280
 281 static void DSOUND_PrimaryClose(DirectSoundDevice *device)
 282 {
 283         TRACE("(%p)\n", device);
 284
 285         /* are we using waveOut stuff? */
 286         if (!device->hwbuf) {
 287                 unsigned c;
 288
 289                 /* get out of CS when calling the wave system */
 290                 LeaveCriticalSection(&(device->mixlock));
 291                 /* **** */
 292                 device->pwqueue = (DWORD)-1; /* resetting queues */
 293                 waveOutReset(device->hwo);
 294                 for (c=0; c<device->helfrags; c++)
 295                         waveOutUnprepareHeader(device->hwo, &device->pwave[c], sizeof(WAVEHDR));
 296                 /* **** */
 297                 EnterCriticalSection(&(device->mixlock));
 298
 299                 /* clear the queue */
 300                 device->pwqueue = 0;
 301         } else {
 302                 ULONG ref = IDsDriverBuffer_Release(device->hwbuf);
 303                 if (!ref)
 304                         device->hwbuf = 0;
 305                 else
 306                         ERR("Still %d references on primary buffer, refcount leak?\n", ref);
 307         }
 308 }
 309
 310 HRESULT DSOUND_PrimaryCreate(DirectSoundDevice *device)
 311 {
 312         HRESULT err = DS_OK;
 313         TRACE("(%p)\n", device);
 314
 315         device->buflen = ds_hel_buflen;
 316         err = DSOUND_PrimaryOpen(device);
 317
 318         if (err != DS_OK) {
 319                 WARN("DSOUND_PrimaryOpen failed\n");
 320                 return err;
 321         }
 322
 323         device->state = STATE_STOPPED;
 324         return DS_OK;
 325 }
 326
 327 HRESULT DSOUND_PrimaryDestroy(DirectSoundDevice *device)
 328 {
 329         TRACE("(%p)\n", device);
 330
 331         /* **** */
 332         EnterCriticalSection(&(device->mixlock));
 333
 334         DSOUND_PrimaryClose(device);
 335         if (device->driver) {
 336                 if (device->hwbuf) {
 337                         if (IDsDriverBuffer_Release(device->hwbuf) == 0)
 338                                 device->hwbuf = 0;
 339                 }
 340         } else
 341                 HeapFree(GetProcessHeap(),0,device->pwave);
 342         HeapFree(GetProcessHeap(),0,device->pwfx);
 343         device->pwfx=NULL;
 344
 345         LeaveCriticalSection(&(device->mixlock));
 346         /* **** */
 347
 348         return DS_OK;
 349 }
 350
 351 HRESULT DSOUND_PrimaryPlay(DirectSoundDevice *device)
 352 {
 353         HRESULT err = DS_OK;
 354         TRACE("(%p)\n", device);
 355
 356         if (device->hwbuf) {
 357                 err = IDsDriverBuffer_Play(device->hwbuf, 0, 0, DSBPLAY_LOOPING);
 358                 if (err != DS_OK)
 359                         WARN("IDsDriverBuffer_Play failed\n");
 360         } else {
 361                 err = mmErr(waveOutRestart(device->hwo));
 362                 if (err != DS_OK)
 363                         WARN("waveOutRestart failed\n");
 364         }
 365
 366         return err;
 367 }
 368
 369 HRESULT DSOUND_PrimaryStop(DirectSoundDevice *device)
 370 {
 371         HRESULT err = DS_OK;
 372         TRACE("(%p)\n", device);
 373
 374         if (device->hwbuf) {
 375                 err = IDsDriverBuffer_Stop(device->hwbuf);
 376                 if (err == DSERR_BUFFERLOST) {
 377                         DSOUND_PrimaryClose(device);
 378                         err = DSOUND_ReopenDevice(device, FALSE);
 379                         if (FAILED(err))
 380                                 ERR("DSOUND_ReopenDevice failed\n");
 381                         else
 382                         {
 383                                 err = DSOUND_PrimaryOpen(device);
 384                                 if (FAILED(err))
 385                                         WARN("DSOUND_PrimaryOpen failed\n");
 386                         }
 387                 } else if (err != DS_OK) {
 388                         WARN("IDsDriverBuffer_Stop failed\n");
 389                 }
 390         } else {
 391
 392                 /* don't call the wave system with the lock set */
 393                 LeaveCriticalSection(&(device->mixlock));
 394                 /* **** */
 395
 396                 err = mmErr(waveOutPause(device->hwo));
 397
 398                 /* **** */
 399                 EnterCriticalSection(&(device->mixlock));
 400
 401                 if (err != DS_OK)
 402                         WARN("waveOutPause failed\n");
 403         }
 404
 405         return err;
 406 }
 407
 408 HRESULT DSOUND_PrimaryGetPosition(DirectSoundDevice *device, LPDWORD playpos, LPDWORD writepos)
 409 {
 410         TRACE("(%p,%p,%p)\n", device, playpos, writepos);
 411
 412         if (device->hwbuf) {
 413                 HRESULT err=IDsDriverBuffer_GetPosition(device->hwbuf,playpos,writepos);
 414                 if (err != S_OK) {
 415                         WARN("IDsDriverBuffer_GetPosition failed\n");
 416                         return err;
 417                 }
 418         } else {
 419                 TRACE("pwplay=%i, pwqueue=%i\n", device->pwplay, device->pwqueue);
 420
 421                 /* check if playpos was requested */
 422                 if (playpos)
 423                         /* use the cached play position */
 424                         *playpos = device->pwplay * device->fraglen;
 425
 426                 /* check if writepos was requested */
 427                 if (writepos)
 428                         /* the writepos is the first non-queued position */
 429                         *writepos = ((device->pwplay + device->pwqueue) % device->helfrags) * device->fraglen;
 430         }
 431         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:-1, writepos?*writepos:-1, device, GetTickCount());
 432         return DS_OK;
 433 }
 434
 435 HRESULT DSOUND_PrimarySetFormat(DirectSoundDevice *device, LPCWAVEFORMATEX wfex, BOOL forced)
 436 {
 437         HRESULT err = DSERR_BUFFERLOST;
 438         int i, alloc_size, cp_size;
 439         DWORD nSamplesPerSec, bpp, chans;
 440         TRACE("(%p,%p)\n", device, wfex);
 441
 442         if (device->priolevel == DSSCL_NORMAL) {
 443                 WARN("failed priority check!\n");
 444                 return DSERR_PRIOLEVELNEEDED;
 445         }
 446
 447         /* Let's be pedantic! */
 448         if (wfex == NULL) {
 449                 WARN("invalid parameter: wfex==NULL!\n");
 450                 return DSERR_INVALIDPARAM;
 451         }
 452         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
 453               "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 454               wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
 455               wfex->nAvgBytesPerSec, wfex->nBlockAlign,
 456               wfex->wBitsPerSample, wfex->cbSize);
 457
 458         /* **** */
 459         RtlAcquireResourceExclusive(&(device->buffer_list_lock), TRUE);
 460         EnterCriticalSection(&(device->mixlock));
 461
 462         if (wfex->wFormatTag == WAVE_FORMAT_PCM) {
 463             alloc_size = sizeof(WAVEFORMATEX);
 464             cp_size = sizeof(PCMWAVEFORMAT);
 465         } else
 466             alloc_size = cp_size = sizeof(WAVEFORMATEX) + wfex->cbSize;
 467
 468         device->pwfx = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,device->pwfx,alloc_size);
 469
 470         nSamplesPerSec = device->pwfx->nSamplesPerSec;
 471         bpp = device->pwfx->wBitsPerSample;
 472         chans = device->pwfx->nChannels;
 473
 474         CopyMemory(device->pwfx, wfex, cp_size);
 475
 476         if (!(device->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMSETFORMAT) && device->hwbuf) {
 477                 err = IDsDriverBuffer_SetFormat(device->hwbuf, device->pwfx);
 478
 479                 /* On bad format, try to re-create, big chance it will work then, only do this if we <HAVE> to */
 480                 if (forced && (device->pwfx->nSamplesPerSec/100 != wfex->nSamplesPerSec/100 || err == DSERR_BADFORMAT))
 481                 {
 482                         err = DSERR_BUFFERLOST;
 483                         CopyMemory(device->pwfx, wfex, cp_size);
 484                 }
 485
 486                 if (err != DSERR_BUFFERLOST && FAILED(err)) {
 487                         WARN("IDsDriverBuffer_SetFormat failed\n");
 488                         if (!forced)
 489                                 err = DS_OK;
 490                         goto done;
 491                 }
 492
 493                 if (err == S_FALSE)
 494                 {
 495                         /* ALSA specific: S_FALSE tells that recreation was successful,
 496                          * but size and location may be changed, and buffer has to be restarted
 497                          * I put it here, so if frequency doesn't match the error will be changed to DSERR_BUFFERLOST
 498                          * and the entire re-initialization will occur anyway
 499                          */
 500                         IDsDriverBuffer_Lock(device->hwbuf, (LPVOID *)&device->buffer, &device->buflen, NULL, NULL, 0, 0, DSBLOCK_ENTIREBUFFER);
 501                         IDsDriverBuffer_Unlock(device->hwbuf, device->buffer, 0, NULL, 0);
 502
 503                         if (device->state == STATE_PLAYING) device->state = STATE_STARTING;
 504                         else if (device->state == STATE_STOPPING) device->state = STATE_STOPPED;
 505                         device->pwplay = device->pwqueue = device->playpos = device->mixpos = 0;
 506                         err = DS_OK;
 507                 }
 508                 DSOUND_RecalcPrimary(device);
 509         }
 510
 511         if (err == DSERR_BUFFERLOST)
 512         {
 513                 DSOUND_PrimaryClose(device);
 514
 515                 err = DSOUND_ReopenDevice(device, FALSE);
 516                 if (FAILED(err))
 517                 {
 518                         WARN("DSOUND_ReopenDevice failed: %08x\n", err);
 519                         goto done;
 520                 }
 521                 err = DSOUND_PrimaryOpen(device);
 522                 if (err != DS_OK) {
 523                         WARN("DSOUND_PrimaryOpen failed\n");
 524                         goto done;
 525                 }
 526
 527                 if (wfex->nSamplesPerSec/100 != device->pwfx->nSamplesPerSec/100 && forced && device->buffer)
 528                 {
 529                         DSOUND_PrimaryClose(device);
 530                         device->pwfx->nSamplesPerSec = wfex->nSamplesPerSec;
 531                         err = DSOUND_ReopenDevice(device, TRUE);
 532                         if (FAILED(err))
 533                                 WARN("DSOUND_ReopenDevice(2) failed: %08x\n", err);
 534                         else if (FAILED((err = DSOUND_PrimaryOpen(device))))
 535                                 WARN("DSOUND_PrimaryOpen(2) failed: %08x\n", err);
 536                 }
 537         }
 538
 539         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 540         device->mix_buffer = HeapReAlloc(GetProcessHeap(), 0, device->mix_buffer, device->mix_buffer_len);
 541         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 542         device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 543         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 544
 545         if (nSamplesPerSec != device->pwfx->nSamplesPerSec || bpp != device->pwfx->wBitsPerSample || chans != device->pwfx->nChannels) {
 546                 IDirectSoundBufferImpl** dsb = device->buffers;
 547                 for (i = 0; i < device->nrofbuffers; i++, dsb++) {
 548                         /* **** */
 549                         RtlAcquireResourceExclusive(&(*dsb)->lock, TRUE);
 550
 551                         (*dsb)->freqAdjust = ((DWORD64)(*dsb)->freq << DSOUND_FREQSHIFT) / device->pwfx->nSamplesPerSec;
 552                         DSOUND_RecalcFormat((*dsb));
 553                         DSOUND_MixToTemporary((*dsb), 0, (*dsb)->buflen, FALSE);
 554                         (*dsb)->primary_mixpos = 0;
 555
 556                         RtlReleaseResource(&(*dsb)->lock);
 557                         /* **** */
 558                 }
 559         }
 560
 561 done:
 562         LeaveCriticalSection(&(device->mixlock));
 563         RtlReleaseResource(&(device->buffer_list_lock));
 564         /* **** */
 565
 566         return err;
 567 }
 568
 569 /*******************************************************************************
 570  *              PrimaryBuffer
 571  */
 572 /* This sets this format for the <em>Primary Buffer Only</em> */
 573 /* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
 574 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
 575     LPDIRECTSOUNDBUFFER iface,
 576     LPCWAVEFORMATEX wfex)
 577 {
 578     DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 579     TRACE("(%p,%p)\n", iface, wfex);
 580     return DSOUND_PrimarySetFormat(device, wfex, device->priolevel == DSSCL_WRITEPRIMARY);
 581 }
 582
 583 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
 584         LPDIRECTSOUNDBUFFER iface,LONG vol
 585 ) {
 586         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 587         DWORD ampfactors;
 588         HRESULT hres = DS_OK;
 589         TRACE("(%p,%d)\n", iface, vol);
 590
 591         if (!(device->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 592                 WARN("control unavailable\n");
 593                 return DSERR_CONTROLUNAVAIL;
 594         }
 595
 596         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 597                 WARN("invalid parameter: vol = %d\n", vol);
 598                 return DSERR_INVALIDPARAM;
 599         }
 600
 601         /* **** */
 602         EnterCriticalSection(&(device->mixlock));
 603
 604         waveOutGetVolume(device->hwo, &ampfactors);
 605         device->volpan.dwTotalLeftAmpFactor=ampfactors & 0xffff;
 606         device->volpan.dwTotalRightAmpFactor=ampfactors >> 16;
 607         DSOUND_AmpFactorToVolPan(&device->volpan);
 608         if (vol != device->volpan.lVolume) {
 609             device->volpan.lVolume=vol;
 610             DSOUND_RecalcVolPan(&device->volpan);
 611             if (device->hwbuf) {
 612                 hres = IDsDriverBuffer_SetVolumePan(device->hwbuf, &device->volpan);
 613                 if (hres != DS_OK)
 614                     WARN("IDsDriverBuffer_SetVolumePan failed\n");
 615             } else {
 616                 ampfactors = (device->volpan.dwTotalLeftAmpFactor & 0xffff) | (device->volpan.dwTotalRightAmpFactor << 16);
 617                 waveOutSetVolume(device->hwo, ampfactors);
 618             }
 619         }
 620
 621         LeaveCriticalSection(&(device->mixlock));
 622         /* **** */
 623
 624         return hres;
 625 }
 626
 627 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
 628         LPDIRECTSOUNDBUFFER iface,LPLONG vol
 629 ) {
 630         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 631         DWORD ampfactors;
 632         TRACE("(%p,%p)\n", iface, vol);
 633
 634         if (!(device->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 635                 WARN("control unavailable\n");
 636                 return DSERR_CONTROLUNAVAIL;
 637         }
 638
 639         if (vol == NULL) {
 640                 WARN("invalid parameter: vol = NULL\n");
 641                 return DSERR_INVALIDPARAM;
 642         }
 643
 644         if (!device->hwbuf)
 645         {
 646             waveOutGetVolume(device->hwo, &ampfactors);
 647             device->volpan.dwTotalLeftAmpFactor=ampfactors & 0xffff;
 648             device->volpan.dwTotalRightAmpFactor=ampfactors >> 16;
 649             DSOUND_AmpFactorToVolPan(&device->volpan);
 650         }
 651         *vol = device->volpan.lVolume;
 652         return DS_OK;
 653 }
 654
 655 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
 656         LPDIRECTSOUNDBUFFER iface,DWORD freq
 657 ) {
 658         PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
 659         TRACE("(%p,%d)\n",This,freq);
 660
 661         /* You cannot set the frequency of the primary buffer */
 662         WARN("control unavailable\n");
 663         return DSERR_CONTROLUNAVAIL;
 664 }
 665
 666 static HRESULT WINAPI PrimaryBufferImpl_Play(
 667         LPDIRECTSOUNDBUFFER iface,DWORD reserved1,DWORD reserved2,DWORD flags
 668 ) {
 669         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 670         TRACE("(%p,%08x,%08x,%08x)\n", iface, reserved1, reserved2, flags);
 671
 672         if (!(flags & DSBPLAY_LOOPING)) {
 673                 WARN("invalid parameter: flags = %08x\n", flags);
 674                 return DSERR_INVALIDPARAM;
 675         }
 676
 677         /* **** */
 678         EnterCriticalSection(&(device->mixlock));
 679
 680         if (device->state == STATE_STOPPED)
 681                 device->state = STATE_STARTING;
 682         else if (device->state == STATE_STOPPING)
 683                 device->state = STATE_PLAYING;
 684
 685         LeaveCriticalSection(&(device->mixlock));
 686         /* **** */
 687
 688         return DS_OK;
 689 }
 690
 691 static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER iface)
 692 {
 693         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 694         TRACE("(%p)\n", iface);
 695
 696         /* **** */
 697         EnterCriticalSection(&(device->mixlock));
 698
 699         if (device->state == STATE_PLAYING)
 700                 device->state = STATE_STOPPING;
 701         else if (device->state == STATE_STARTING)
 702                 device->state = STATE_STOPPED;
 703
 704         LeaveCriticalSection(&(device->mixlock));
 705         /* **** */
 706
 707         return DS_OK;
 708 }
 709
 710 static ULONG WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER iface)
 711 {
 712     PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
 713     ULONG ref = InterlockedIncrement(&(This->ref));
 714     TRACE("(%p) ref was %d\n", This, ref - 1);
 715     return ref;
 716 }
 717
 718 static ULONG WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER iface)
 719 {
 720     PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
 721     DWORD ref = InterlockedDecrement(&(This->ref));
 722     TRACE("(%p) ref was %d\n", This, ref + 1);
 723
 724     if (!ref) {
 725         This->device->primary = NULL;
 726         HeapFree(GetProcessHeap(), 0, This);
 727         TRACE("(%p) released\n", This);
 728     }
 729     return ref;
 730 }
 731
 732 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
 733         LPDIRECTSOUNDBUFFER iface,LPDWORD playpos,LPDWORD writepos
 734 ) {
 735         HRESULT hres;
 736         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 737         TRACE("(%p,%p,%p)\n", iface, playpos, writepos);
 738
 739         /* **** */
 740         EnterCriticalSection(&(device->mixlock));
 741
 742         hres = DSOUND_PrimaryGetPosition(device, playpos, writepos);
 743         if (hres != DS_OK) {
 744                 WARN("DSOUND_PrimaryGetPosition failed\n");
 745                 LeaveCriticalSection(&(device->mixlock));
 746                 return hres;
 747         }
 748         if (writepos) {
 749                 if (device->state != STATE_STOPPED)
 750                         /* apply the documented 10ms lead to writepos */
 751                         *writepos += device->writelead;
 752                 while (*writepos >= device->buflen) *writepos -= device->buflen;
 753         }
 754
 755         LeaveCriticalSection(&(device->mixlock));
 756         /* **** */
 757
 758         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
 759         return DS_OK;
 760 }
 761
 762 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
 763         LPDIRECTSOUNDBUFFER iface,LPDWORD status
 764 ) {
 765         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 766         TRACE("(%p,%p)\n", iface, status);
 767
 768         if (status == NULL) {
 769                 WARN("invalid parameter: status == NULL\n");
 770                 return DSERR_INVALIDPARAM;
 771         }
 772
 773         *status = 0;
 774         if ((device->state == STATE_STARTING) ||
 775             (device->state == STATE_PLAYING))
 776                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 777
 778         TRACE("status=%x\n", *status);
 779         return DS_OK;
 780 }
 781
 782
 783 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
 784     LPDIRECTSOUNDBUFFER iface,
 785     LPWAVEFORMATEX lpwf,
 786     DWORD wfsize,
 787     LPDWORD wfwritten)
 788 {
 789     DWORD size;
 790     DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 791     TRACE("(%p,%p,%d,%p)\n", iface, lpwf, wfsize, wfwritten);
 792
 793     size = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 794
 795     if (lpwf) { /* NULL is valid */
 796         if (wfsize >= size) {
 797             CopyMemory(lpwf,device->pwfx,size);
 798             if (wfwritten)
 799                 *wfwritten = size;
 800         } else {
 801             WARN("invalid parameter: wfsize too small\n");
 802             if (wfwritten)
 803                 *wfwritten = 0;
 804             return DSERR_INVALIDPARAM;
 805         }
 806     } else {
 807         if (wfwritten)
 808             *wfwritten = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 809         else {
 810             WARN("invalid parameter: wfwritten == NULL\n");
 811             return DSERR_INVALIDPARAM;
 812         }
 813     }
 814
 815     return DS_OK;
 816 }
 817
 818 static HRESULT WINAPI PrimaryBufferImpl_Lock(
 819         LPDIRECTSOUNDBUFFER iface,DWORD writecursor,DWORD writebytes,LPVOID *lplpaudioptr1,LPDWORD audiobytes1,LPVOID *lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 820 ) {
 821         HRESULT hres;
 822         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 823         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 824                 iface,
 825                 writecursor,
 826                 writebytes,
 827                 lplpaudioptr1,
 828                 audiobytes1,
 829                 lplpaudioptr2,
 830                 audiobytes2,
 831                 flags,
 832                 GetTickCount()
 833         );
 834
 835         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 836                 WARN("failed priority check!\n");
 837                 return DSERR_PRIOLEVELNEEDED;
 838         }
 839
 840         /* when this flag is set, writecursor is meaningless and must be calculated */
 841         if (flags & DSBLOCK_FROMWRITECURSOR) {
 842                 /* GetCurrentPosition does too much magic to duplicate here */
 843                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
 844                 if (hres != DS_OK) {
 845                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 846                         return hres;
 847                 }
 848         }
 849
 850         /* when this flag is set, writebytes is meaningless and must be set */
 851         if (flags & DSBLOCK_ENTIREBUFFER)
 852                 writebytes = device->buflen;
 853
 854         if (writecursor >= device->buflen) {
 855                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 856                      writecursor, device->buflen);
 857                 return DSERR_INVALIDPARAM;
 858         }
 859
 860         if (writebytes > device->buflen) {
 861                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 862                      writebytes, device->buflen);
 863                 return DSERR_INVALIDPARAM;
 864         }
 865
 866         if (!(device->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && device->hwbuf) {
 867                 hres = IDsDriverBuffer_Lock(device->hwbuf,
 868                                             lplpaudioptr1, audiobytes1,
 869                                             lplpaudioptr2, audiobytes2,
 870                                             writecursor, writebytes,
 871                                             0);
 872                 if (hres != DS_OK) {
 873                         WARN("IDsDriverBuffer_Lock failed\n");
 874                         return hres;
 875                 }
 876         } else {
 877                 if (writecursor+writebytes <= device->buflen) {
 878                         *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 879                         *audiobytes1 = writebytes;
 880                         if (lplpaudioptr2)
 881                                 *(LPBYTE*)lplpaudioptr2 = NULL;
 882                         if (audiobytes2)
 883                                 *audiobytes2 = 0;
 884                         TRACE("->%d.0\n",writebytes);
 885                 } else {
 886                         *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 887                         *audiobytes1 = device->buflen-writecursor;
 888                         if (lplpaudioptr2)
 889                                 *(LPBYTE*)lplpaudioptr2 = device->buffer;
 890                         if (audiobytes2)
 891                                 *audiobytes2 = writebytes-(device->buflen-writecursor);
 892                         TRACE("->%d.%d\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 893                 }
 894         }
 895         return DS_OK;
 896 }
 897
 898 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
 899         LPDIRECTSOUNDBUFFER iface,DWORD newpos
 900 ) {
 901         PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
 902         TRACE("(%p,%d)\n",This,newpos);
 903
 904         /* You cannot set the position of the primary buffer */
 905         WARN("invalid call\n");
 906         return DSERR_INVALIDCALL;
 907 }
 908
 909 static HRESULT WINAPI PrimaryBufferImpl_SetPan(
 910         LPDIRECTSOUNDBUFFER iface,LONG pan
 911 ) {
 912         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 913         DWORD ampfactors;
 914         HRESULT hres = DS_OK;
 915         TRACE("(%p,%d)\n", iface, pan);
 916
 917         if (!(device->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 918                 WARN("control unavailable\n");
 919                 return DSERR_CONTROLUNAVAIL;
 920         }
 921
 922         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 923                 WARN("invalid parameter: pan = %d\n", pan);
 924                 return DSERR_INVALIDPARAM;
 925         }
 926
 927         /* **** */
 928         EnterCriticalSection(&(device->mixlock));
 929
 930         if (!device->hwbuf)
 931         {
 932             waveOutGetVolume(device->hwo, &ampfactors);
 933             device->volpan.dwTotalLeftAmpFactor=ampfactors & 0xffff;
 934             device->volpan.dwTotalRightAmpFactor=ampfactors >> 16;
 935             DSOUND_AmpFactorToVolPan(&device->volpan);
 936         }
 937         if (pan != device->volpan.lPan) {
 938             device->volpan.lPan=pan;
 939             DSOUND_RecalcVolPan(&device->volpan);
 940             if (device->hwbuf) {
 941                 hres = IDsDriverBuffer_SetVolumePan(device->hwbuf, &device->volpan);
 942                 if (hres != DS_OK)
 943                     WARN("IDsDriverBuffer_SetVolumePan failed\n");
 944             } else {
 945                 ampfactors = (device->volpan.dwTotalLeftAmpFactor & 0xffff) | (device->volpan.dwTotalRightAmpFactor << 16);
 946                 waveOutSetVolume(device->hwo, ampfactors);
 947             }
 948         }
 949
 950         LeaveCriticalSection(&(device->mixlock));
 951         /* **** */
 952
 953         return hres;
 954 }
 955
 956 static HRESULT WINAPI PrimaryBufferImpl_GetPan(
 957         LPDIRECTSOUNDBUFFER iface,LPLONG pan
 958 ) {
 959         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 960         DWORD ampfactors;
 961         TRACE("(%p,%p)\n", iface, pan);
 962
 963         if (!(device->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 964                 WARN("control unavailable\n");
 965                 return DSERR_CONTROLUNAVAIL;
 966         }
 967
 968         if (pan == NULL) {
 969                 WARN("invalid parameter: pan == NULL\n");
 970                 return DSERR_INVALIDPARAM;
 971         }
 972
 973         if (!device->hwbuf)
 974         {
 975             waveOutGetVolume(device->hwo, &ampfactors);
 976             device->volpan.dwTotalLeftAmpFactor=ampfactors & 0xffff;
 977             device->volpan.dwTotalRightAmpFactor=ampfactors >> 16;
 978             DSOUND_AmpFactorToVolPan(&device->volpan);
 979         }
 980         *pan = device->volpan.lPan;
 981         return DS_OK;
 982 }
 983
 984 static HRESULT WINAPI PrimaryBufferImpl_Unlock(
 985         LPDIRECTSOUNDBUFFER iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
 986 ) {
 987         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
 988         TRACE("(%p,%p,%d,%p,%d)\n", iface, p1, x1, p2, x2);
 989
 990         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 991                 WARN("failed priority check!\n");
 992                 return DSERR_PRIOLEVELNEEDED;
 993         }
 994
 995         if (!(device->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && device->hwbuf) {
 996                 HRESULT hres;
 997
 998                 hres = IDsDriverBuffer_Unlock(device->hwbuf, p1, x1, p2, x2);
 999                 if (hres != DS_OK) {
1000                         WARN("IDsDriverBuffer_Unlock failed\n");
1001                         return hres;
1002                 }
1003         }
1004
1005         return DS_OK;
1006 }
1007
1008 static HRESULT WINAPI PrimaryBufferImpl_Restore(
1009         LPDIRECTSOUNDBUFFER iface
1010 ) {
1011         PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
1012         FIXME("(%p):stub\n",This);
1013         return DS_OK;
1014 }
1015
1016 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
1017         LPDIRECTSOUNDBUFFER iface,LPDWORD freq
1018 ) {
1019         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
1020         TRACE("(%p,%p)\n", iface, freq);
1021
1022         if (freq == NULL) {
1023                 WARN("invalid parameter: freq == NULL\n");
1024                 return DSERR_INVALIDPARAM;
1025         }
1026
1027         if (!(device->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
1028                 WARN("control unavailable\n");
1029                 return DSERR_CONTROLUNAVAIL;
1030         }
1031
1032         *freq = device->pwfx->nSamplesPerSec;
1033         TRACE("-> %d\n", *freq);
1034
1035         return DS_OK;
1036 }
1037
1038 static HRESULT WINAPI PrimaryBufferImpl_Initialize(
1039         LPDIRECTSOUNDBUFFER iface,LPDIRECTSOUND dsound,LPCDSBUFFERDESC dbsd
1040 ) {
1041         PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
1042         WARN("(%p) already initialized\n", This);
1043         return DSERR_ALREADYINITIALIZED;
1044 }
1045
1046 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
1047         LPDIRECTSOUNDBUFFER iface,LPDSBCAPS caps
1048 ) {
1049         DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
1050         TRACE("(%p,%p)\n", iface, caps);
1051
1052         if (caps == NULL) {
1053                 WARN("invalid parameter: caps == NULL\n");
1054                 return DSERR_INVALIDPARAM;
1055         }
1056
1057         if (caps->dwSize < sizeof(*caps)) {
1058                 WARN("invalid parameter: caps->dwSize = %d\n", caps->dwSize);
1059                 return DSERR_INVALIDPARAM;
1060         }
1061
1062         caps->dwFlags = device->dsbd.dwFlags;
1063         caps->dwBufferBytes = device->buflen;
1064
1065         /* Windows reports these as zero */
1066         caps->dwUnlockTransferRate = 0;
1067         caps->dwPlayCpuOverhead = 0;
1068
1069         return DS_OK;
1070 }
1071
1072 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
1073         LPDIRECTSOUNDBUFFER iface,REFIID riid,LPVOID *ppobj
1074 ) {
1075         PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
1076         DirectSoundDevice *device = This->device;
1077         TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
1078
1079         if (ppobj == NULL) {
1080                 WARN("invalid parameter\n");
1081                 return E_INVALIDARG;
1082         }
1083
1084         *ppobj = NULL;  /* assume failure */
1085
1086         if ( IsEqualGUID(riid, &IID_IUnknown) ||
1087              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
1088                 IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER)This);
1089                 *ppobj = This;
1090                 return S_OK;
1091         }
1092
1093         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
1094         /* a primary buffer can't have a DirectSoundBuffer8 interface */
1095         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
1096                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
1097                 return E_NOINTERFACE;
1098         }
1099
1100         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
1101                 ERR("app requested IDirectSoundNotify on primary buffer\n");
1102                 /* FIXME: should we support this? */
1103                 return E_NOINTERFACE;
1104         }
1105
1106         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
1107                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
1108                 return E_NOINTERFACE;
1109         }
1110
1111         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
1112                 if (!device->listener)
1113                         IDirectSound3DListenerImpl_Create(device, &device->listener);
1114                 if (device->listener) {
1115                         *ppobj = device->listener;
1116                         IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
1117                         return S_OK;
1118                 }
1119
1120                 WARN("IID_IDirectSound3DListener failed\n");
1121                 return E_NOINTERFACE;
1122         }
1123
1124         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1125                 FIXME("app requested IKsPropertySet on primary buffer\n");
1126                 return E_NOINTERFACE;
1127         }
1128
1129         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1130         return E_NOINTERFACE;
1131 }
1132
1133 static const IDirectSoundBufferVtbl dspbvt =
1134 {
1135         PrimaryBufferImpl_QueryInterface,
1136         PrimaryBufferImpl_AddRef,
1137         PrimaryBufferImpl_Release,
1138         PrimaryBufferImpl_GetCaps,
1139         PrimaryBufferImpl_GetCurrentPosition,
1140         PrimaryBufferImpl_GetFormat,
1141         PrimaryBufferImpl_GetVolume,
1142         PrimaryBufferImpl_GetPan,
1143         PrimaryBufferImpl_GetFrequency,
1144         PrimaryBufferImpl_GetStatus,
1145         PrimaryBufferImpl_Initialize,
1146         PrimaryBufferImpl_Lock,
1147         PrimaryBufferImpl_Play,
1148         PrimaryBufferImpl_SetCurrentPosition,
1149         PrimaryBufferImpl_SetFormat,
1150         PrimaryBufferImpl_SetVolume,
1151         PrimaryBufferImpl_SetPan,
1152         PrimaryBufferImpl_SetFrequency,
1153         PrimaryBufferImpl_Stop,
1154         PrimaryBufferImpl_Unlock,
1155         PrimaryBufferImpl_Restore
1156 };
1157
1158 HRESULT PrimaryBufferImpl_Create(
1159         DirectSoundDevice * device,
1160         PrimaryBufferImpl ** ppdsb,
1161         LPCDSBUFFERDESC dsbd)
1162 {
1163         PrimaryBufferImpl *dsb;
1164         TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
1165
1166         if (dsbd->lpwfxFormat) {
1167                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1168                 *ppdsb = NULL;
1169                 return DSERR_INVALIDPARAM;
1170         }
1171
1172         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1173
1174         if (dsb == NULL) {
1175                 WARN("out of memory\n");
1176                 *ppdsb = NULL;
1177                 return DSERR_OUTOFMEMORY;
1178         }
1179
1180         dsb->ref = 0;
1181         dsb->device = device;
1182         dsb->lpVtbl = &dspbvt;
1183
1184         device->dsbd = *dsbd;
1185
1186         TRACE("Created primary buffer at %p\n", dsb);
1187         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
1188                 "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1189                 device->pwfx->wFormatTag, device->pwfx->nChannels,
1190                 device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
1191                 device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
1192                 device->pwfx->cbSize);
1193
1194         *ppdsb = dsb;
1195         return S_OK;
1196 }