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   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  * TODO:
  22  *      When PrimarySetFormat (via ReopenDevice or PrimaryOpen) fails,
  23  *       it leaves dsound in unusable (not really open) state.
  24  */
  25
  26 #include <stdarg.h>
  27
  28 #define COBJMACROS
  29 #define NONAMELESSSTRUCT
  30 #define NONAMELESSUNION
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winuser.h"
  34 #include "mmsystem.h"
  35 #include "winternl.h"
  36 #include "mmddk.h"
  37 #include "wine/debug.h"
  38 #include "dsound.h"
  39 #include "dsound_private.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  42
  43 /** Calculate how long a fragment length of about 10 ms should be in frames
  44  *
  45  * nSamplesPerSec: Frequency rate in samples per second
  46  * nBlockAlign: Size of a single blockalign
  47  *
  48  * Returns:
  49  * Size in bytes of a single fragment
  50  */
  51 DWORD DSOUND_fraglen(DWORD nSamplesPerSec, DWORD nBlockAlign)
  52 {
  53     /* Given a timer delay of 10ms, the fragment size is approximately:
  54      *     fraglen = (nSamplesPerSec * 10 / 1000) * nBlockAlign
  55      * ==> fraglen = (nSamplesPerSec / 100) * nBlockSize
  56      *
  57      * ALSA uses buffers that are powers of 2. Because of this, fraglen
  58      * is rounded up to the nearest power of 2:
  59      */
  60
  61     if (nSamplesPerSec <= 12800)
  62         return 128 * nBlockAlign;
  63
  64     if (nSamplesPerSec <= 25600)
  65         return 256 * nBlockAlign;
  66
  67     if (nSamplesPerSec <= 51200)
  68         return 512 * nBlockAlign;
  69
  70     return 1024 * nBlockAlign;
  71 }
  72
  73 static void DSOUND_RecalcPrimary(DirectSoundDevice *device)
  74 {
  75     TRACE("(%p)\n", device);
  76
  77     device->fraglen = DSOUND_fraglen(device->pwfx->nSamplesPerSec, device->pwfx->nBlockAlign);
  78     device->helfrags = device->buflen / device->fraglen;
  79     TRACE("fraglen=%d helfrags=%d\n", device->fraglen, device->helfrags);
  80
  81     /* calculate the 10ms write lead */
  82     device->writelead = (device->pwfx->nSamplesPerSec / 100) * device->pwfx->nBlockAlign;
  83 }
  84
  85 HRESULT DSOUND_ReopenDevice(DirectSoundDevice *device, BOOL forcewave)
  86 {
  87     HRESULT hres;
  88
  89     TRACE("(%p, %d)\n", device, forcewave);
  90
  91     if(device->client){
  92         IAudioClient_Release(device->client);
  93         device->client = NULL;
  94     }
  95     if(device->render){
  96         IAudioRenderClient_Release(device->render);
  97         device->render = NULL;
  98     }
  99     if(device->clock){
 100         IAudioClock_Release(device->clock);
 101         device->clock = NULL;
 102     }
 103     if(device->volume){
 104         IAudioStreamVolume_Release(device->volume);
 105         device->volume = NULL;
 106     }
 107
 108     hres = IMMDevice_Activate(device->mmdevice, &IID_IAudioClient,
 109             CLSCTX_INPROC_SERVER, NULL, (void **)&device->client);
 110     if(FAILED(hres)){
 111         WARN("Activate failed: %08x\n", hres);
 112         return hres;
 113     }
 114
 115     /* buffer size = 200 * 100000 (100 ns) = 2.0 seconds */
 116     hres = IAudioClient_Initialize(device->client,
 117             AUDCLNT_SHAREMODE_SHARED, AUDCLNT_STREAMFLAGS_NOPERSIST,
 118             200 * 100000, 50000, device->pwfx, NULL);
 119     if(FAILED(hres)){
 120         IAudioClient_Release(device->client);
 121         device->client = NULL;
 122         WARN("Initialize failed: %08x\n", hres);
 123         return hres;
 124     }
 125
 126     hres = IAudioClient_GetService(device->client, &IID_IAudioRenderClient,
 127             (void**)&device->render);
 128     if(FAILED(hres)){
 129         IAudioClient_Release(device->client);
 130         device->client = NULL;
 131         WARN("GetService failed: %08x\n", hres);
 132         return hres;
 133     }
 134
 135     hres = IAudioClient_GetService(device->client, &IID_IAudioClock,
 136             (void**)&device->clock);
 137     if(FAILED(hres)){
 138         IAudioClient_Release(device->client);
 139         IAudioRenderClient_Release(device->render);
 140         device->client = NULL;
 141         device->render = NULL;
 142         WARN("GetService failed: %08x\n", hres);
 143         return hres;
 144     }
 145
 146     hres = IAudioClient_GetService(device->client, &IID_IAudioStreamVolume,
 147             (void**)&device->volume);
 148     if(FAILED(hres)){
 149         IAudioClient_Release(device->client);
 150         IAudioRenderClient_Release(device->render);
 151         IAudioClock_Release(device->clock);
 152         device->client = NULL;
 153         device->render = NULL;
 154         device->clock = NULL;
 155         WARN("GetService failed: %08x\n", hres);
 156         return hres;
 157     }
 158
 159     return S_OK;
 160 }
 161
 162 static HRESULT DSOUND_PrimaryOpen(DirectSoundDevice *device)
 163 {
 164         DWORD buflen;
 165         LPBYTE newbuf;
 166
 167         TRACE("(%p)\n", device);
 168
 169         /* on original windows, the buffer it set to a fixed size, no matter what the settings are.
 170            on windows this size is always fixed (tested on win-xp) */
 171         if (!device->buflen)
 172                 device->buflen = ds_hel_buflen;
 173         buflen = device->buflen;
 174         buflen -= buflen % device->pwfx->nBlockAlign;
 175         device->buflen = buflen;
 176
 177         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 178         device->mix_buffer = HeapAlloc(GetProcessHeap(), 0, device->mix_buffer_len);
 179         if (!device->mix_buffer)
 180                 return DSERR_OUTOFMEMORY;
 181
 182         if (device->state == STATE_PLAYING) device->state = STATE_STARTING;
 183         else if (device->state == STATE_STOPPING) device->state = STATE_STOPPED;
 184
 185     TRACE("desired buflen=%d, old buffer=%p\n", buflen, device->buffer);
 186
 187     /* reallocate emulated primary buffer */
 188     if (device->buffer)
 189         newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer, buflen);
 190     else
 191         newbuf = HeapAlloc(GetProcessHeap(),0, buflen);
 192
 193     if (!newbuf) {
 194         ERR("failed to allocate primary buffer\n");
 195         return DSERR_OUTOFMEMORY;
 196         /* but the old buffer might still exist and must be re-prepared */
 197     }
 198
 199     DSOUND_RecalcPrimary(device);
 200
 201     device->buffer = newbuf;
 202
 203     TRACE("fraglen=%d\n", device->fraglen);
 204
 205         device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 206         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 207         FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
 208         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 209         device->last_pos_bytes = device->pwplay = device->pwqueue = device->playpos = device->mixpos = 0;
 210         return DS_OK;
 211 }
 212
 213
 214 static void DSOUND_PrimaryClose(DirectSoundDevice *device)
 215 {
 216     HRESULT hr;
 217
 218     TRACE("(%p)\n", device);
 219
 220     device->pwqueue = (DWORD)-1; /* resetting queues */
 221
 222     if(device->client){
 223         hr = IAudioClient_Stop(device->client);
 224         if(FAILED(hr))
 225             WARN("Stop failed: %08x\n", hr);
 226     }
 227
 228     /* clear the queue */
 229     device->pwqueue = 0;
 230 }
 231
 232 HRESULT DSOUND_PrimaryCreate(DirectSoundDevice *device)
 233 {
 234         HRESULT err = DS_OK;
 235         TRACE("(%p)\n", device);
 236
 237         device->buflen = ds_hel_buflen;
 238         err = DSOUND_PrimaryOpen(device);
 239
 240         if (err != DS_OK) {
 241                 WARN("DSOUND_PrimaryOpen failed\n");
 242                 return err;
 243         }
 244
 245         device->state = STATE_STOPPED;
 246         return DS_OK;
 247 }
 248
 249 HRESULT DSOUND_PrimaryDestroy(DirectSoundDevice *device)
 250 {
 251         TRACE("(%p)\n", device);
 252
 253         /* **** */
 254         EnterCriticalSection(&(device->mixlock));
 255
 256         DSOUND_PrimaryClose(device);
 257         HeapFree(GetProcessHeap(),0,device->pwfx);
 258         device->pwfx=NULL;
 259
 260         LeaveCriticalSection(&(device->mixlock));
 261         /* **** */
 262
 263         return DS_OK;
 264 }
 265
 266 HRESULT DSOUND_PrimaryPlay(DirectSoundDevice *device)
 267 {
 268     HRESULT hr;
 269
 270     TRACE("(%p)\n", device);
 271
 272     hr = IAudioClient_Start(device->client);
 273     if(FAILED(hr)){
 274         WARN("Start failed: %08x\n", hr);
 275         return hr;
 276     }
 277
 278     return DS_OK;
 279 }
 280
 281 HRESULT DSOUND_PrimaryStop(DirectSoundDevice *device)
 282 {
 283     HRESULT hr;
 284
 285     TRACE("(%p)\n", device);
 286
 287     hr = IAudioClient_Stop(device->client);
 288     if(FAILED(hr)){
 289         WARN("Stop failed: %08x\n", hr);
 290         return hr;
 291     }
 292
 293     return DS_OK;
 294 }
 295
 296 HRESULT DSOUND_PrimaryGetPosition(DirectSoundDevice *device, LPDWORD playpos, LPDWORD writepos)
 297 {
 298         TRACE("(%p,%p,%p)\n", device, playpos, writepos);
 299
 300         TRACE("pwplay=%i, pwqueue=%i\n", device->pwplay, device->pwqueue);
 301
 302         /* check if playpos was requested */
 303         if (playpos)
 304                 /* use the cached play position */
 305                 *playpos = device->pwplay * device->fraglen;
 306
 307         /* check if writepos was requested */
 308         if (writepos)
 309                 /* the writepos is the first non-queued position */
 310                 *writepos = ((device->pwplay + device->pwqueue) % device->helfrags) * device->fraglen;
 311
 312         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:-1, writepos?*writepos:-1, device, GetTickCount());
 313         return DS_OK;
 314 }
 315
 316 static DWORD DSOUND_GetFormatSize(LPCWAVEFORMATEX wfex)
 317 {
 318         if (wfex->wFormatTag == WAVE_FORMAT_PCM)
 319                 return sizeof(WAVEFORMATEX);
 320         else
 321                 return sizeof(WAVEFORMATEX) + wfex->cbSize;
 322 }
 323
 324 LPWAVEFORMATEX DSOUND_CopyFormat(LPCWAVEFORMATEX wfex)
 325 {
 326         DWORD size = DSOUND_GetFormatSize(wfex);
 327         LPWAVEFORMATEX pwfx = HeapAlloc(GetProcessHeap(),0,size);
 328         if (pwfx == NULL) {
 329                 WARN("out of memory\n");
 330         } else if (wfex->wFormatTag != WAVE_FORMAT_PCM) {
 331                 CopyMemory(pwfx, wfex, size);
 332         } else {
 333                 CopyMemory(pwfx, wfex, sizeof(PCMWAVEFORMAT));
 334                 pwfx->cbSize=0;
 335                 if (pwfx->nBlockAlign != pwfx->nChannels * pwfx->wBitsPerSample/8) {
 336                         WARN("Fixing bad nBlockAlign (%u)\n", pwfx->nBlockAlign);
 337                         pwfx->nBlockAlign  = pwfx->nChannels * pwfx->wBitsPerSample/8;
 338                 }
 339                 if (pwfx->nAvgBytesPerSec != pwfx->nSamplesPerSec * pwfx->nBlockAlign) {
 340                         WARN("Fixing bad nAvgBytesPerSec (%u)\n", pwfx->nAvgBytesPerSec);
 341                         pwfx->nAvgBytesPerSec  = pwfx->nSamplesPerSec * pwfx->nBlockAlign;
 342                 }
 343         }
 344         return pwfx;
 345 }
 346
 347 HRESULT primarybuffer_SetFormat(DirectSoundDevice *device, LPCWAVEFORMATEX passed_fmt)
 348 {
 349         HRESULT err = DSERR_BUFFERLOST;
 350         int i;
 351         WAVEFORMATEX *old_fmt;
 352         WAVEFORMATEXTENSIBLE *fmtex;
 353         BOOL forced = (device->priolevel == DSSCL_WRITEPRIMARY);
 354
 355         TRACE("(%p,%p)\n", device, passed_fmt);
 356
 357         if (device->priolevel == DSSCL_NORMAL) {
 358                 WARN("failed priority check!\n");
 359                 return DSERR_PRIOLEVELNEEDED;
 360         }
 361
 362         /* Let's be pedantic! */
 363         if (passed_fmt == NULL) {
 364                 WARN("invalid parameter: passed_fmt==NULL!\n");
 365                 return DSERR_INVALIDPARAM;
 366         }
 367         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
 368                           "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 369                   passed_fmt->wFormatTag, passed_fmt->nChannels, passed_fmt->nSamplesPerSec,
 370                   passed_fmt->nAvgBytesPerSec, passed_fmt->nBlockAlign,
 371                   passed_fmt->wBitsPerSample, passed_fmt->cbSize);
 372
 373         /* **** */
 374         RtlAcquireResourceExclusive(&(device->buffer_list_lock), TRUE);
 375         EnterCriticalSection(&(device->mixlock));
 376
 377         old_fmt = device->pwfx;
 378         device->pwfx = DSOUND_CopyFormat(passed_fmt);
 379         fmtex = (WAVEFORMATEXTENSIBLE *)device->pwfx;
 380         if (device->pwfx == NULL) {
 381                 device->pwfx = old_fmt;
 382                 old_fmt = NULL;
 383                 err = DSERR_OUTOFMEMORY;
 384                 goto done;
 385         }
 386
 387         DSOUND_PrimaryClose(device);
 388
 389         err = DSOUND_ReopenDevice(device, FALSE);
 390         if(SUCCEEDED(err))
 391                 goto opened;
 392
 393         /* requested format failed, so try others */
 394         if(device->pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT){
 395                 device->pwfx->wFormatTag = WAVE_FORMAT_PCM;
 396                 device->pwfx->wBitsPerSample = 32;
 397                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 398                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 399
 400                 err = DSOUND_ReopenDevice(device, FALSE);
 401                 if(SUCCEEDED(err))
 402                         goto opened;
 403         }
 404
 405         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 406                          IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)){
 407                 fmtex->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
 408                 device->pwfx->wBitsPerSample = 32;
 409                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 410                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 411
 412                 err = DSOUND_ReopenDevice(device, FALSE);
 413                 if(SUCCEEDED(err))
 414                         goto opened;
 415         }
 416
 417         device->pwfx->wBitsPerSample = 32;
 418         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 419         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 420         err = DSOUND_ReopenDevice(device, FALSE);
 421         if(SUCCEEDED(err))
 422                 goto opened;
 423
 424         device->pwfx->wBitsPerSample = 16;
 425         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 426         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 427         err = DSOUND_ReopenDevice(device, FALSE);
 428         if(SUCCEEDED(err))
 429                 goto opened;
 430
 431         device->pwfx->wBitsPerSample = 8;
 432         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 433         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 434         err = DSOUND_ReopenDevice(device, FALSE);
 435         if(SUCCEEDED(err))
 436                 goto opened;
 437
 438         device->pwfx->nChannels = (passed_fmt->nChannels == 2) ? 1 : 2;
 439         device->pwfx->wBitsPerSample = passed_fmt->wBitsPerSample;
 440         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 441         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 442         err = DSOUND_ReopenDevice(device, FALSE);
 443         if(SUCCEEDED(err))
 444                 goto opened;
 445
 446         device->pwfx->wBitsPerSample = 32;
 447         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 448         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 449         err = DSOUND_ReopenDevice(device, FALSE);
 450         if(SUCCEEDED(err))
 451                 goto opened;
 452
 453         device->pwfx->wBitsPerSample = 16;
 454         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 455         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 456         err = DSOUND_ReopenDevice(device, FALSE);
 457         if(SUCCEEDED(err))
 458                 goto opened;
 459
 460         device->pwfx->wBitsPerSample = 8;
 461         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 462         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 463         err = DSOUND_ReopenDevice(device, FALSE);
 464         if(SUCCEEDED(err))
 465                 goto opened;
 466
 467         WARN("No formats could be opened\n");
 468         goto done;
 469
 470 opened:
 471         err = DSOUND_PrimaryOpen(device);
 472         if (err != DS_OK) {
 473                 WARN("DSOUND_PrimaryOpen failed\n");
 474                 goto done;
 475         }
 476
 477         if (passed_fmt->nSamplesPerSec/100 != device->pwfx->nSamplesPerSec/100 && forced && device->buffer)
 478         {
 479                 DSOUND_PrimaryClose(device);
 480                 device->pwfx->nSamplesPerSec = passed_fmt->nSamplesPerSec;
 481                 err = DSOUND_ReopenDevice(device, TRUE);
 482                 if (FAILED(err))
 483                         WARN("DSOUND_ReopenDevice(2) failed: %08x\n", err);
 484                 else if (FAILED((err = DSOUND_PrimaryOpen(device))))
 485                         WARN("DSOUND_PrimaryOpen(2) failed: %08x\n", err);
 486         }
 487
 488         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 489         device->mix_buffer = HeapReAlloc(GetProcessHeap(), 0, device->mix_buffer, device->mix_buffer_len);
 490         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 491         device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 492         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 493
 494         if (old_fmt->nSamplesPerSec != device->pwfx->nSamplesPerSec ||
 495                         old_fmt->wBitsPerSample != device->pwfx->wBitsPerSample ||
 496                         old_fmt->nChannels != device->pwfx->nChannels) {
 497                 IDirectSoundBufferImpl** dsb = device->buffers;
 498                 for (i = 0; i < device->nrofbuffers; i++, dsb++) {
 499                         /* **** */
 500                         RtlAcquireResourceExclusive(&(*dsb)->lock, TRUE);
 501
 502                         (*dsb)->freqAdjust = ((DWORD64)(*dsb)->freq << DSOUND_FREQSHIFT) / device->pwfx->nSamplesPerSec;
 503                         DSOUND_RecalcFormat((*dsb));
 504                         DSOUND_MixToTemporary((*dsb), 0, (*dsb)->buflen, FALSE);
 505                         (*dsb)->primary_mixpos = 0;
 506
 507                         RtlReleaseResource(&(*dsb)->lock);
 508                         /* **** */
 509                 }
 510         }
 511
 512 done:
 513         LeaveCriticalSection(&(device->mixlock));
 514         RtlReleaseResource(&(device->buffer_list_lock));
 515         /* **** */
 516
 517         HeapFree(GetProcessHeap(), 0, old_fmt);
 518         return err;
 519 }
 520
 521 /*******************************************************************************
 522  *              PrimaryBuffer
 523  */
 524 static inline IDirectSoundBufferImpl *impl_from_IDirectSoundBuffer(IDirectSoundBuffer *iface)
 525 {
 526     /* IDirectSoundBuffer and IDirectSoundBuffer8 use the same iface. */
 527     return CONTAINING_RECORD(iface, IDirectSoundBufferImpl, IDirectSoundBuffer8_iface);
 528 }
 529
 530 /* This sets this format for the <em>Primary Buffer Only</em> */
 531 /* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
 532 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
 533     LPDIRECTSOUNDBUFFER iface,
 534     LPCWAVEFORMATEX wfex)
 535 {
 536     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 537     TRACE("(%p,%p)\n", iface, wfex);
 538     return primarybuffer_SetFormat(This->device, wfex);
 539 }
 540
 541 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
 542         LPDIRECTSOUNDBUFFER iface,LONG vol
 543 ) {
 544         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 545         DirectSoundDevice *device = This->device;
 546         HRESULT hr;
 547         float lvol, rvol;
 548
 549         TRACE("(%p,%d)\n", iface, vol);
 550
 551         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 552                 WARN("control unavailable\n");
 553                 return DSERR_CONTROLUNAVAIL;
 554         }
 555
 556         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 557                 WARN("invalid parameter: vol = %d\n", vol);
 558                 return DSERR_INVALIDPARAM;
 559         }
 560
 561         /* **** */
 562         EnterCriticalSection(&device->mixlock);
 563
 564         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 565         if(FAILED(hr)){
 566                 LeaveCriticalSection(&device->mixlock);
 567                 WARN("GetChannelVolume failed: %08x\n", hr);
 568                 return hr;
 569         }
 570
 571         if(device->pwfx->nChannels > 1){
 572                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 573                 if(FAILED(hr)){
 574                         LeaveCriticalSection(&device->mixlock);
 575                         WARN("GetChannelVolume failed: %08x\n", hr);
 576                         return hr;
 577                 }
 578         }else
 579                 rvol = 1;
 580
 581         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 582         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 583
 584         DSOUND_AmpFactorToVolPan(&device->volpan);
 585         if (vol != device->volpan.lVolume) {
 586                 device->volpan.lVolume=vol;
 587                 DSOUND_RecalcVolPan(&device->volpan);
 588                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 589                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 590                 if(FAILED(hr)){
 591                         LeaveCriticalSection(&device->mixlock);
 592                         WARN("SetChannelVolume failed: %08x\n", hr);
 593                         return hr;
 594                 }
 595
 596                 if(device->pwfx->nChannels > 1){
 597                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 598                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 599                         if(FAILED(hr)){
 600                                 LeaveCriticalSection(&device->mixlock);
 601                                 WARN("SetChannelVolume failed: %08x\n", hr);
 602                                 return hr;
 603                         }
 604                 }
 605         }
 606
 607         LeaveCriticalSection(&(device->mixlock));
 608         /* **** */
 609
 610         return DS_OK;
 611 }
 612
 613 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
 614         LPDIRECTSOUNDBUFFER iface,LPLONG vol
 615 ) {
 616         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 617         DirectSoundDevice *device = This->device;
 618         float lvol, rvol;
 619         HRESULT hr;
 620         TRACE("(%p,%p)\n", iface, vol);
 621
 622         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 623                 WARN("control unavailable\n");
 624                 return DSERR_CONTROLUNAVAIL;
 625         }
 626
 627         if (vol == NULL) {
 628                 WARN("invalid parameter: vol = NULL\n");
 629                 return DSERR_INVALIDPARAM;
 630         }
 631
 632         EnterCriticalSection(&device->mixlock);
 633
 634         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 635         if(FAILED(hr)){
 636                 LeaveCriticalSection(&device->mixlock);
 637                 WARN("GetChannelVolume failed: %08x\n", hr);
 638                 return hr;
 639         }
 640
 641         if(device->pwfx->nChannels > 1){
 642                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 643                 if(FAILED(hr)){
 644                         LeaveCriticalSection(&device->mixlock);
 645                         WARN("GetChannelVolume failed: %08x\n", hr);
 646                         return hr;
 647                 }
 648         }else
 649                 rvol = 1;
 650
 651         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 652         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 653
 654         DSOUND_AmpFactorToVolPan(&device->volpan);
 655         *vol = device->volpan.lVolume;
 656
 657         LeaveCriticalSection(&device->mixlock);
 658
 659         return DS_OK;
 660 }
 661
 662 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
 663         LPDIRECTSOUNDBUFFER iface,DWORD freq
 664 ) {
 665         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 666         TRACE("(%p,%d)\n",This,freq);
 667
 668         /* You cannot set the frequency of the primary buffer */
 669         WARN("control unavailable\n");
 670         return DSERR_CONTROLUNAVAIL;
 671 }
 672
 673 static HRESULT WINAPI PrimaryBufferImpl_Play(
 674         LPDIRECTSOUNDBUFFER iface,DWORD reserved1,DWORD reserved2,DWORD flags
 675 ) {
 676         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 677         DirectSoundDevice *device = This->device;
 678         TRACE("(%p,%08x,%08x,%08x)\n", iface, reserved1, reserved2, flags);
 679
 680         if (!(flags & DSBPLAY_LOOPING)) {
 681                 WARN("invalid parameter: flags = %08x\n", flags);
 682                 return DSERR_INVALIDPARAM;
 683         }
 684
 685         /* **** */
 686         EnterCriticalSection(&(device->mixlock));
 687
 688         if (device->state == STATE_STOPPED)
 689                 device->state = STATE_STARTING;
 690         else if (device->state == STATE_STOPPING)
 691                 device->state = STATE_PLAYING;
 692
 693         LeaveCriticalSection(&(device->mixlock));
 694         /* **** */
 695
 696         return DS_OK;
 697 }
 698
 699 static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER iface)
 700 {
 701         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 702         DirectSoundDevice *device = This->device;
 703         TRACE("(%p)\n", iface);
 704
 705         /* **** */
 706         EnterCriticalSection(&(device->mixlock));
 707
 708         if (device->state == STATE_PLAYING)
 709                 device->state = STATE_STOPPING;
 710         else if (device->state == STATE_STARTING)
 711                 device->state = STATE_STOPPED;
 712
 713         LeaveCriticalSection(&(device->mixlock));
 714         /* **** */
 715
 716         return DS_OK;
 717 }
 718
 719 static ULONG WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER iface)
 720 {
 721     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 722     ULONG ref = InterlockedIncrement(&(This->ref));
 723     TRACE("(%p) ref was %d\n", This, ref - 1);
 724     if(ref == 1)
 725         InterlockedIncrement(&This->numIfaces);
 726     return ref;
 727 }
 728
 729 void primarybuffer_destroy(IDirectSoundBufferImpl *This)
 730 {
 731     This->device->primary = NULL;
 732     HeapFree(GetProcessHeap(), 0, This);
 733     TRACE("(%p) released\n", This);
 734 }
 735
 736 static ULONG WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER iface)
 737 {
 738     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 739     DWORD ref = InterlockedDecrement(&(This->ref));
 740     TRACE("(%p) ref was %d\n", This, ref + 1);
 741
 742     if (!ref && !InterlockedDecrement(&This->numIfaces))
 743         primarybuffer_destroy(This);
 744     return ref;
 745 }
 746
 747 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
 748         LPDIRECTSOUNDBUFFER iface,LPDWORD playpos,LPDWORD writepos
 749 ) {
 750         HRESULT hres;
 751         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 752         DirectSoundDevice *device = This->device;
 753         TRACE("(%p,%p,%p)\n", iface, playpos, writepos);
 754
 755         /* **** */
 756         EnterCriticalSection(&(device->mixlock));
 757
 758         hres = DSOUND_PrimaryGetPosition(device, playpos, writepos);
 759         if (hres != DS_OK) {
 760                 WARN("DSOUND_PrimaryGetPosition failed\n");
 761                 LeaveCriticalSection(&(device->mixlock));
 762                 return hres;
 763         }
 764         if (writepos) {
 765                 if (device->state != STATE_STOPPED)
 766                         /* apply the documented 10ms lead to writepos */
 767                         *writepos += device->writelead;
 768                 while (*writepos >= device->buflen) *writepos -= device->buflen;
 769         }
 770
 771         LeaveCriticalSection(&(device->mixlock));
 772         /* **** */
 773
 774         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
 775         return DS_OK;
 776 }
 777
 778 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
 779         LPDIRECTSOUNDBUFFER iface,LPDWORD status
 780 ) {
 781         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 782         DirectSoundDevice *device = This->device;
 783         TRACE("(%p,%p)\n", iface, status);
 784
 785         if (status == NULL) {
 786                 WARN("invalid parameter: status == NULL\n");
 787                 return DSERR_INVALIDPARAM;
 788         }
 789
 790         *status = 0;
 791         if ((device->state == STATE_STARTING) ||
 792             (device->state == STATE_PLAYING))
 793                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 794
 795         TRACE("status=%x\n", *status);
 796         return DS_OK;
 797 }
 798
 799
 800 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
 801     LPDIRECTSOUNDBUFFER iface,
 802     LPWAVEFORMATEX lpwf,
 803     DWORD wfsize,
 804     LPDWORD wfwritten)
 805 {
 806     DWORD size;
 807     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 808     DirectSoundDevice *device = This->device;
 809     TRACE("(%p,%p,%d,%p)\n", iface, lpwf, wfsize, wfwritten);
 810
 811     size = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 812
 813     if (lpwf) { /* NULL is valid */
 814         if (wfsize >= size) {
 815             CopyMemory(lpwf,device->pwfx,size);
 816             if (wfwritten)
 817                 *wfwritten = size;
 818         } else {
 819             WARN("invalid parameter: wfsize too small\n");
 820             if (wfwritten)
 821                 *wfwritten = 0;
 822             return DSERR_INVALIDPARAM;
 823         }
 824     } else {
 825         if (wfwritten)
 826             *wfwritten = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 827         else {
 828             WARN("invalid parameter: wfwritten == NULL\n");
 829             return DSERR_INVALIDPARAM;
 830         }
 831     }
 832
 833     return DS_OK;
 834 }
 835
 836 static HRESULT WINAPI PrimaryBufferImpl_Lock(
 837         LPDIRECTSOUNDBUFFER iface,DWORD writecursor,DWORD writebytes,LPVOID *lplpaudioptr1,LPDWORD audiobytes1,LPVOID *lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 838 ) {
 839         HRESULT hres;
 840         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 841         DirectSoundDevice *device = This->device;
 842         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 843                 iface,
 844                 writecursor,
 845                 writebytes,
 846                 lplpaudioptr1,
 847                 audiobytes1,
 848                 lplpaudioptr2,
 849                 audiobytes2,
 850                 flags,
 851                 GetTickCount()
 852         );
 853
 854         if (!audiobytes1)
 855             return DSERR_INVALIDPARAM;
 856
 857         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 858                 WARN("failed priority check!\n");
 859                 return DSERR_PRIOLEVELNEEDED;
 860         }
 861
 862         /* when this flag is set, writecursor is meaningless and must be calculated */
 863         if (flags & DSBLOCK_FROMWRITECURSOR) {
 864                 /* GetCurrentPosition does too much magic to duplicate here */
 865                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
 866                 if (hres != DS_OK) {
 867                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 868                         return hres;
 869                 }
 870         }
 871
 872         /* when this flag is set, writebytes is meaningless and must be set */
 873         if (flags & DSBLOCK_ENTIREBUFFER)
 874                 writebytes = device->buflen;
 875
 876         if (writecursor >= device->buflen) {
 877                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 878                      writecursor, device->buflen);
 879                 return DSERR_INVALIDPARAM;
 880         }
 881
 882         if (writebytes > device->buflen) {
 883                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 884                      writebytes, device->buflen);
 885                 return DSERR_INVALIDPARAM;
 886         }
 887
 888         if (writecursor+writebytes <= device->buflen) {
 889                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 890                 *audiobytes1 = writebytes;
 891                 if (lplpaudioptr2)
 892                         *(LPBYTE*)lplpaudioptr2 = NULL;
 893                 if (audiobytes2)
 894                         *audiobytes2 = 0;
 895                 TRACE("->%d.0\n",writebytes);
 896         } else {
 897                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 898                 *audiobytes1 = device->buflen-writecursor;
 899                 if (lplpaudioptr2)
 900                         *(LPBYTE*)lplpaudioptr2 = device->buffer;
 901                 if (audiobytes2)
 902                         *audiobytes2 = writebytes-(device->buflen-writecursor);
 903                 TRACE("->%d.%d\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 904         }
 905         return DS_OK;
 906 }
 907
 908 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
 909         LPDIRECTSOUNDBUFFER iface,DWORD newpos
 910 ) {
 911         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 912         TRACE("(%p,%d)\n",This,newpos);
 913
 914         /* You cannot set the position of the primary buffer */
 915         WARN("invalid call\n");
 916         return DSERR_INVALIDCALL;
 917 }
 918
 919 static HRESULT WINAPI PrimaryBufferImpl_SetPan(
 920         LPDIRECTSOUNDBUFFER iface,LONG pan
 921 ) {
 922         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 923         DirectSoundDevice *device = This->device;
 924         float lvol, rvol;
 925         HRESULT hr;
 926         TRACE("(%p,%d)\n", iface, pan);
 927
 928         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 929                 WARN("control unavailable\n");
 930                 return DSERR_CONTROLUNAVAIL;
 931         }
 932
 933         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 934                 WARN("invalid parameter: pan = %d\n", pan);
 935                 return DSERR_INVALIDPARAM;
 936         }
 937
 938         /* **** */
 939         EnterCriticalSection(&device->mixlock);
 940
 941         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 942         if(FAILED(hr)){
 943                 LeaveCriticalSection(&device->mixlock);
 944                 WARN("GetChannelVolume failed: %08x\n", hr);
 945                 return hr;
 946         }
 947
 948         if(device->pwfx->nChannels > 1){
 949                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 950                 if(FAILED(hr)){
 951                         LeaveCriticalSection(&device->mixlock);
 952                         WARN("GetChannelVolume failed: %08x\n", hr);
 953                         return hr;
 954                 }
 955         }else
 956                 rvol = 1;
 957
 958         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 959         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 960
 961         DSOUND_AmpFactorToVolPan(&device->volpan);
 962         if (pan != device->volpan.lPan) {
 963                 device->volpan.lPan=pan;
 964                 DSOUND_RecalcVolPan(&device->volpan);
 965
 966                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 967                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 968                 if(FAILED(hr)){
 969                         LeaveCriticalSection(&device->mixlock);
 970                         WARN("SetChannelVolume failed: %08x\n", hr);
 971                         return hr;
 972                 }
 973
 974                 if(device->pwfx->nChannels > 1){
 975                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 976                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 977                         if(FAILED(hr)){
 978                                 LeaveCriticalSection(&device->mixlock);
 979                                 WARN("SetChannelVolume failed: %08x\n", hr);
 980                                 return hr;
 981                         }
 982                 }
 983         }
 984
 985         LeaveCriticalSection(&device->mixlock);
 986         /* **** */
 987
 988         return DS_OK;
 989 }
 990
 991 static HRESULT WINAPI PrimaryBufferImpl_GetPan(
 992         LPDIRECTSOUNDBUFFER iface,LPLONG pan
 993 ) {
 994         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 995         DirectSoundDevice *device = This->device;
 996         float lvol, rvol;
 997         HRESULT hr;
 998         TRACE("(%p,%p)\n", iface, pan);
 999
1000         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
1001                 WARN("control unavailable\n");
1002                 return DSERR_CONTROLUNAVAIL;
1003         }
1004
1005         if (pan == NULL) {
1006                 WARN("invalid parameter: pan == NULL\n");
1007                 return DSERR_INVALIDPARAM;
1008         }
1009
1010         EnterCriticalSection(&device->mixlock);
1011
1012         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
1013         if(FAILED(hr)){
1014                 LeaveCriticalSection(&device->mixlock);
1015                 WARN("GetChannelVolume failed: %08x\n", hr);
1016                 return hr;
1017         }
1018
1019         if(device->pwfx->nChannels > 1){
1020                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
1021                 if(FAILED(hr)){
1022                         LeaveCriticalSection(&device->mixlock);
1023                         WARN("GetChannelVolume failed: %08x\n", hr);
1024                         return hr;
1025                 }
1026         }else
1027                 rvol = 1;
1028
1029         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
1030         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
1031
1032         DSOUND_AmpFactorToVolPan(&device->volpan);
1033         *pan = device->volpan.lPan;
1034
1035         LeaveCriticalSection(&device->mixlock);
1036
1037         return DS_OK;
1038 }
1039
1040 static HRESULT WINAPI PrimaryBufferImpl_Unlock(
1041         LPDIRECTSOUNDBUFFER iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
1042 ) {
1043         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1044         DirectSoundDevice *device = This->device;
1045         TRACE("(%p,%p,%d,%p,%d)\n", iface, p1, x1, p2, x2);
1046
1047         if (device->priolevel != DSSCL_WRITEPRIMARY) {
1048                 WARN("failed priority check!\n");
1049                 return DSERR_PRIOLEVELNEEDED;
1050         }
1051
1052     if((p1 && ((BYTE*)p1 < device->buffer ||
1053                     (BYTE*)p1 >= device->buffer + device->buflen)) ||
1054             (p2 && ((BYTE*)p2 < device->buffer ||
1055                     (BYTE*)p2 >= device->buffer + device->buflen)))
1056         return DSERR_INVALIDPARAM;
1057
1058         return DS_OK;
1059 }
1060
1061 static HRESULT WINAPI PrimaryBufferImpl_Restore(
1062         LPDIRECTSOUNDBUFFER iface
1063 ) {
1064         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1065         FIXME("(%p):stub\n",This);
1066         return DS_OK;
1067 }
1068
1069 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
1070         LPDIRECTSOUNDBUFFER iface,LPDWORD freq
1071 ) {
1072         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1073         DirectSoundDevice *device = This->device;
1074         TRACE("(%p,%p)\n", iface, freq);
1075
1076         if (freq == NULL) {
1077                 WARN("invalid parameter: freq == NULL\n");
1078                 return DSERR_INVALIDPARAM;
1079         }
1080
1081         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
1082                 WARN("control unavailable\n");
1083                 return DSERR_CONTROLUNAVAIL;
1084         }
1085
1086         *freq = device->pwfx->nSamplesPerSec;
1087         TRACE("-> %d\n", *freq);
1088
1089         return DS_OK;
1090 }
1091
1092 static HRESULT WINAPI PrimaryBufferImpl_Initialize(
1093         LPDIRECTSOUNDBUFFER iface,LPDIRECTSOUND dsound,LPCDSBUFFERDESC dbsd
1094 ) {
1095         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1096         WARN("(%p) already initialized\n", This);
1097         return DSERR_ALREADYINITIALIZED;
1098 }
1099
1100 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
1101         LPDIRECTSOUNDBUFFER iface,LPDSBCAPS caps
1102 ) {
1103         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1104         DirectSoundDevice *device = This->device;
1105         TRACE("(%p,%p)\n", iface, caps);
1106
1107         if (caps == NULL) {
1108                 WARN("invalid parameter: caps == NULL\n");
1109                 return DSERR_INVALIDPARAM;
1110         }
1111
1112         if (caps->dwSize < sizeof(*caps)) {
1113                 WARN("invalid parameter: caps->dwSize = %d\n", caps->dwSize);
1114                 return DSERR_INVALIDPARAM;
1115         }
1116
1117         caps->dwFlags = This->dsbd.dwFlags;
1118         caps->dwBufferBytes = device->buflen;
1119
1120         /* Windows reports these as zero */
1121         caps->dwUnlockTransferRate = 0;
1122         caps->dwPlayCpuOverhead = 0;
1123
1124         return DS_OK;
1125 }
1126
1127 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
1128         LPDIRECTSOUNDBUFFER iface,REFIID riid,LPVOID *ppobj
1129 ) {
1130         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1131         DirectSoundDevice *device = This->device;
1132         TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
1133
1134         if (ppobj == NULL) {
1135                 WARN("invalid parameter\n");
1136                 return E_INVALIDARG;
1137         }
1138
1139         *ppobj = NULL;  /* assume failure */
1140
1141         if ( IsEqualGUID(riid, &IID_IUnknown) ||
1142              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
1143                 IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER)This);
1144                 *ppobj = This;
1145                 return S_OK;
1146         }
1147
1148         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
1149         /* a primary buffer can't have a DirectSoundBuffer8 interface */
1150         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
1151                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
1152                 return E_NOINTERFACE;
1153         }
1154
1155         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
1156                 ERR("app requested IDirectSoundNotify on primary buffer\n");
1157                 /* FIXME: should we support this? */
1158                 return E_NOINTERFACE;
1159         }
1160
1161         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
1162                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
1163                 return E_NOINTERFACE;
1164         }
1165
1166         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
1167                 if (!device->listener)
1168                         IDirectSound3DListenerImpl_Create(device, &device->listener);
1169                 if (device->listener) {
1170                         *ppobj = device->listener;
1171                         IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
1172                         return S_OK;
1173                 }
1174
1175                 WARN("IID_IDirectSound3DListener failed\n");
1176                 return E_NOINTERFACE;
1177         }
1178
1179         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1180                 FIXME("app requested IKsPropertySet on primary buffer\n");
1181                 return E_NOINTERFACE;
1182         }
1183
1184         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1185         return E_NOINTERFACE;
1186 }
1187
1188 static const IDirectSoundBufferVtbl dspbvt =
1189 {
1190         PrimaryBufferImpl_QueryInterface,
1191         PrimaryBufferImpl_AddRef,
1192         PrimaryBufferImpl_Release,
1193         PrimaryBufferImpl_GetCaps,
1194         PrimaryBufferImpl_GetCurrentPosition,
1195         PrimaryBufferImpl_GetFormat,
1196         PrimaryBufferImpl_GetVolume,
1197         PrimaryBufferImpl_GetPan,
1198         PrimaryBufferImpl_GetFrequency,
1199         PrimaryBufferImpl_GetStatus,
1200         PrimaryBufferImpl_Initialize,
1201         PrimaryBufferImpl_Lock,
1202         PrimaryBufferImpl_Play,
1203         PrimaryBufferImpl_SetCurrentPosition,
1204         PrimaryBufferImpl_SetFormat,
1205         PrimaryBufferImpl_SetVolume,
1206         PrimaryBufferImpl_SetPan,
1207         PrimaryBufferImpl_SetFrequency,
1208         PrimaryBufferImpl_Stop,
1209         PrimaryBufferImpl_Unlock,
1210         PrimaryBufferImpl_Restore
1211 };
1212
1213 HRESULT primarybuffer_create(DirectSoundDevice *device, IDirectSoundBufferImpl **ppdsb,
1214         const DSBUFFERDESC *dsbd)
1215 {
1216         IDirectSoundBufferImpl *dsb;
1217         TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
1218
1219         if (dsbd->lpwfxFormat) {
1220                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1221                 *ppdsb = NULL;
1222                 return DSERR_INVALIDPARAM;
1223         }
1224
1225         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1226
1227         if (dsb == NULL) {
1228                 WARN("out of memory\n");
1229                 *ppdsb = NULL;
1230                 return DSERR_OUTOFMEMORY;
1231         }
1232
1233         dsb->ref = 1;
1234         dsb->numIfaces = 1;
1235         dsb->device = device;
1236         dsb->IDirectSoundBuffer8_iface.lpVtbl = (IDirectSoundBuffer8Vtbl *)&dspbvt;
1237         dsb->dsbd = *dsbd;
1238
1239         TRACE("Created primary buffer at %p\n", dsb);
1240         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
1241                 "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1242                 device->pwfx->wFormatTag, device->pwfx->nChannels,
1243                 device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
1244                 device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
1245                 device->pwfx->cbSize);
1246
1247         *ppdsb = dsb;
1248         return S_OK;
1249 }