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  * 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 NONAMELESSUNION
  30
  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 static DWORD speaker_config_to_channel_mask(DWORD speaker_config)
  44 {
  45     switch (DSSPEAKER_CONFIG(speaker_config)) {
  46         case DSSPEAKER_MONO:
  47             return SPEAKER_FRONT_LEFT;
  48
  49         case DSSPEAKER_STEREO:
  50         case DSSPEAKER_HEADPHONE:
  51             return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT;
  52
  53         case DSSPEAKER_QUAD:
  54             return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT;
  55
  56         case DSSPEAKER_5POINT1_BACK:
  57             return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER | SPEAKER_LOW_FREQUENCY | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT;
  58     }
  59
  60     WARN("unknown speaker_config %u\n", speaker_config);
  61     return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT;
  62 }
  63
  64 static DWORD DSOUND_FindSpeakerConfig(IMMDevice *mmdevice, int channels)
  65 {
  66     IPropertyStore *store;
  67     HRESULT hr;
  68     PROPVARIANT pv;
  69     ULONG phys_speakers;
  70
  71     const DWORD def = DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_WIDE);
  72
  73     hr = IMMDevice_OpenPropertyStore(mmdevice, STGM_READ, &store);
  74     if (FAILED(hr)) {
  75         WARN("IMMDevice_OpenPropertyStore failed: %08x\n", hr);
  76         return def;
  77     }
  78
  79     hr = IPropertyStore_GetValue(store, &PKEY_AudioEndpoint_PhysicalSpeakers, &pv);
  80
  81     if (FAILED(hr)) {
  82         WARN("IPropertyStore_GetValue failed: %08x\n", hr);
  83         IPropertyStore_Release(store);
  84         return def;
  85     }
  86
  87     if (pv.vt != VT_UI4) {
  88         WARN("PKEY_AudioEndpoint_PhysicalSpeakers is not a ULONG: 0x%x\n", pv.vt);
  89         PropVariantClear(&pv);
  90         IPropertyStore_Release(store);
  91         return def;
  92     }
  93
  94     phys_speakers = pv.u.ulVal;
  95
  96     PropVariantClear(&pv);
  97     IPropertyStore_Release(store);
  98
  99     if ((channels >= 6 || channels == 0) && (phys_speakers & KSAUDIO_SPEAKER_5POINT1) == KSAUDIO_SPEAKER_5POINT1)
 100         return DSSPEAKER_5POINT1_BACK;
 101     else if ((channels >= 6 || channels == 0) && (phys_speakers & KSAUDIO_SPEAKER_5POINT1_SURROUND) == KSAUDIO_SPEAKER_5POINT1_SURROUND)
 102         return DSSPEAKER_5POINT1_SURROUND;
 103     else if ((channels >= 4 || channels == 0) && (phys_speakers & KSAUDIO_SPEAKER_QUAD) == KSAUDIO_SPEAKER_QUAD)
 104         return DSSPEAKER_QUAD;
 105     else if ((channels >= 2 || channels == 0) && (phys_speakers & KSAUDIO_SPEAKER_STEREO) == KSAUDIO_SPEAKER_STEREO)
 106         return DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_WIDE);
 107     else if ((phys_speakers & KSAUDIO_SPEAKER_MONO) == KSAUDIO_SPEAKER_MONO)
 108         return DSSPEAKER_MONO;
 109
 110     return def;
 111 }
 112
 113 static HRESULT DSOUND_WaveFormat(DirectSoundDevice *device, IAudioClient *client,
 114                                  BOOL forcewave, WAVEFORMATEX **wfx)
 115 {
 116     WAVEFORMATEXTENSIBLE *retwfe = NULL;
 117     WAVEFORMATEX *w;
 118     HRESULT hr;
 119
 120     if (!forcewave) {
 121         WAVEFORMATEXTENSIBLE *mixwfe;
 122         hr = IAudioClient_GetMixFormat(client, (WAVEFORMATEX**)&mixwfe);
 123
 124         if (FAILED(hr))
 125             return hr;
 126
 127         if (mixwfe->Format.nChannels < device->num_speakers) {
 128             device->speaker_config = DSOUND_FindSpeakerConfig(device->mmdevice, mixwfe->Format.nChannels);
 129             DSOUND_ParseSpeakerConfig(device);
 130         } else if (mixwfe->Format.nChannels > device->num_speakers) {
 131             mixwfe->Format.nChannels = device->num_speakers;
 132             mixwfe->Format.nBlockAlign = mixwfe->Format.nChannels * mixwfe->Format.wBitsPerSample / 8;
 133             mixwfe->Format.nAvgBytesPerSec = mixwfe->Format.nSamplesPerSec * mixwfe->Format.nBlockAlign;
 134             mixwfe->dwChannelMask = speaker_config_to_channel_mask(device->speaker_config);
 135         }
 136
 137         if (!IsEqualGUID(&mixwfe->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)) {
 138             WAVEFORMATEXTENSIBLE testwfe = *mixwfe;
 139
 140             testwfe.SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
 141             testwfe.Samples.wValidBitsPerSample = testwfe.Format.wBitsPerSample = 32;
 142             testwfe.Format.nBlockAlign = testwfe.Format.nChannels * testwfe.Format.wBitsPerSample / 8;
 143             testwfe.Format.nAvgBytesPerSec = testwfe.Format.nSamplesPerSec * testwfe.Format.nBlockAlign;
 144
 145             if (FAILED(IAudioClient_IsFormatSupported(client, AUDCLNT_SHAREMODE_SHARED, &testwfe.Format, (WAVEFORMATEX**)&retwfe)))
 146                 w = DSOUND_CopyFormat(&mixwfe->Format);
 147             else if (retwfe)
 148                 w = DSOUND_CopyFormat(&retwfe->Format);
 149             else
 150                 w = DSOUND_CopyFormat(&testwfe.Format);
 151             CoTaskMemFree(retwfe);
 152             retwfe = NULL;
 153         } else
 154             w = DSOUND_CopyFormat(&mixwfe->Format);
 155         CoTaskMemFree(mixwfe);
 156     } else if (device->primary_pwfx->wFormatTag == WAVE_FORMAT_PCM ||
 157                device->primary_pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT) {
 158         WAVEFORMATEX *wi = device->primary_pwfx;
 159         WAVEFORMATEXTENSIBLE *wfe;
 160
 161         /* Convert to WAVEFORMATEXTENSIBLE */
 162         w = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEFORMATEXTENSIBLE));
 163         wfe = (WAVEFORMATEXTENSIBLE*)w;
 164         if (!wfe)
 165             return DSERR_OUTOFMEMORY;
 166
 167         wfe->Format = *wi;
 168         w->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
 169         w->cbSize = sizeof(*wfe) - sizeof(*w);
 170         w->nBlockAlign = w->nChannels * w->wBitsPerSample / 8;
 171         w->nAvgBytesPerSec = w->nSamplesPerSec * w->nBlockAlign;
 172
 173         wfe->dwChannelMask = 0;
 174         if (wi->wFormatTag == WAVE_FORMAT_IEEE_FLOAT) {
 175             w->wBitsPerSample = 32;
 176             wfe->SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
 177         } else
 178             wfe->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
 179         wfe->Samples.wValidBitsPerSample = w->wBitsPerSample;
 180     } else
 181         w = DSOUND_CopyFormat(device->primary_pwfx);
 182
 183     if (!w)
 184         return DSERR_OUTOFMEMORY;
 185
 186     hr = IAudioClient_IsFormatSupported(client, AUDCLNT_SHAREMODE_SHARED, w, (WAVEFORMATEX**)&retwfe);
 187     if (retwfe) {
 188         memcpy(w, retwfe, sizeof(WAVEFORMATEX) + retwfe->Format.cbSize);
 189         CoTaskMemFree(retwfe);
 190     }
 191     if (FAILED(hr)) {
 192         WARN("IsFormatSupported failed: %08x\n", hr);
 193         HeapFree(GetProcessHeap(), 0, w);
 194         return hr;
 195     }
 196     *wfx = w;
 197     return S_OK;
 198 }
 199
 200 static void DSOUND_ReleaseDevice(DirectSoundDevice *device)
 201 {
 202     if(device->client){
 203         IAudioClient_Release(device->client);
 204         device->client = NULL;
 205     }
 206     if(device->render){
 207         IAudioRenderClient_Release(device->render);
 208         device->render = NULL;
 209     }
 210     if(device->volume){
 211         IAudioStreamVolume_Release(device->volume);
 212         device->volume = NULL;
 213     }
 214
 215     if (device->pad) {
 216         device->playpos += device->pad;
 217         device->playpos %= device->buflen;
 218         device->pad = 0;
 219     }
 220 }
 221
 222 static HRESULT DSOUND_PrimaryOpen(DirectSoundDevice *device, WAVEFORMATEX *wfx, DWORD frames, BOOL forcewave)
 223 {
 224     IDirectSoundBufferImpl** dsb = device->buffers;
 225     LPBYTE newbuf;
 226     DWORD new_buflen;
 227     BOOL mixfloat = FALSE;
 228     int i;
 229
 230     TRACE("(%p)\n", device);
 231
 232     new_buflen = device->buflen;
 233     new_buflen -= new_buflen % wfx->nBlockAlign;
 234
 235     if (wfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
 236         (wfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 237          IsEqualGUID(&((WAVEFORMATEXTENSIBLE*)wfx)->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)))
 238         mixfloat = TRUE;
 239
 240     /* reallocate emulated primary buffer */
 241     if (forcewave) {
 242         if (device->buffer)
 243             newbuf = HeapReAlloc(GetProcessHeap(), 0, device->buffer, new_buflen);
 244         else
 245             newbuf = HeapAlloc(GetProcessHeap(), 0, new_buflen);
 246
 247         if (!newbuf) {
 248             ERR("failed to allocate primary buffer\n");
 249             return DSERR_OUTOFMEMORY;
 250         }
 251         FillMemory(newbuf, new_buflen, (wfx->wBitsPerSample == 8) ? 128 : 0);
 252     } else if (!mixfloat) {
 253         DWORD alloc_len = frames * sizeof(float);
 254
 255         if (device->buffer)
 256             newbuf = HeapReAlloc(GetProcessHeap(), 0, device->buffer, alloc_len);
 257         else
 258             newbuf = HeapAlloc(GetProcessHeap(), 0, alloc_len);
 259
 260         if (!newbuf) {
 261             ERR("failed to allocate primary buffer\n");
 262             return DSERR_OUTOFMEMORY;
 263         }
 264         FillMemory(newbuf, alloc_len, (wfx->wBitsPerSample == 8) ? 128 : 0);
 265     } else {
 266         HeapFree(GetProcessHeap(), 0, device->buffer);
 267         newbuf = NULL;
 268     }
 269
 270     device->buffer = newbuf;
 271     device->buflen = new_buflen;
 272     HeapFree(GetProcessHeap(), 0, device->pwfx);
 273     device->pwfx = wfx;
 274
 275     device->writelead = (wfx->nSamplesPerSec / 100) * wfx->nBlockAlign;
 276
 277     TRACE("buflen: %u, fraglen: %u\n", device->buflen, device->fraglen);
 278
 279     if (!mixfloat)
 280         device->normfunction = normfunctions[wfx->wBitsPerSample/8 - 1];
 281     else
 282         device->normfunction = NULL;
 283
 284     device->playpos = 0;
 285
 286     for (i = 0; i < device->nrofbuffers; i++) {
 287         RtlAcquireResourceExclusive(&dsb[i]->lock, TRUE);
 288         DSOUND_RecalcFormat(dsb[i]);
 289         RtlReleaseResource(&dsb[i]->lock);
 290     }
 291
 292     return DS_OK;
 293 }
 294
 295 HRESULT DSOUND_ReopenDevice(DirectSoundDevice *device, BOOL forcewave)
 296 {
 297     HRESULT hres;
 298     REFERENCE_TIME period;
 299     UINT32 frames;
 300     DWORD period_ms;
 301     IAudioClient *client = NULL;
 302     IAudioRenderClient *render = NULL;
 303     IAudioStreamVolume *volume = NULL;
 304     DWORD fraglen;
 305     WAVEFORMATEX *wfx = NULL;
 306     DWORD oldspeakerconfig = device->speaker_config;
 307
 308     TRACE("(%p, %d)\n", device, forcewave);
 309
 310     hres = IMMDevice_Activate(device->mmdevice, &IID_IAudioClient,
 311             CLSCTX_INPROC_SERVER, NULL, (void **)&client);
 312     if(FAILED(hres)){
 313         WARN("Activate failed: %08x\n", hres);
 314         return hres;
 315     }
 316
 317     hres = DSOUND_WaveFormat(device, client, forcewave, &wfx);
 318     if (FAILED(hres)) {
 319         IAudioClient_Release(client);
 320         return hres;
 321     }
 322
 323     hres = IAudioClient_Initialize(client,
 324             AUDCLNT_SHAREMODE_SHARED, AUDCLNT_STREAMFLAGS_NOPERSIST |
 325             AUDCLNT_STREAMFLAGS_EVENTCALLBACK, 800000, 0, wfx, NULL);
 326     if(FAILED(hres)){
 327         IAudioClient_Release(client);
 328         ERR("Initialize failed: %08x\n", hres);
 329         return hres;
 330     }
 331
 332     IAudioClient_SetEventHandle(client, device->sleepev);
 333
 334     hres = IAudioClient_GetService(client, &IID_IAudioRenderClient, (void**)&render);
 335     if(FAILED(hres))
 336         goto err_service;
 337
 338     hres = IAudioClient_GetService(client, &IID_IAudioStreamVolume, (void**)&volume);
 339     if(FAILED(hres))
 340         goto err_service;
 341
 342     /* Now kick off the timer so the event fires periodically */
 343     hres = IAudioClient_Start(client);
 344     if (FAILED(hres)) {
 345         WARN("Start failed with %08x\n", hres);
 346         goto err;
 347     }
 348     hres = IAudioClient_GetStreamLatency(client, &period);
 349     if (FAILED(hres)) {
 350         WARN("GetStreamLatency failed with %08x\n", hres);
 351         goto err;
 352     }
 353     hres = IAudioClient_GetBufferSize(client, &frames);
 354     if (FAILED(hres)) {
 355         WARN("GetBufferSize failed with %08x\n", hres);
 356         goto err;
 357     }
 358
 359     period_ms = (period + 9999) / 10000;
 360     fraglen = MulDiv(wfx->nSamplesPerSec, period, 10000000) * wfx->nBlockAlign;
 361     TRACE("period %u ms fraglen %u buflen %u\n", period_ms, fraglen, frames * wfx->nBlockAlign);
 362
 363     hres = DSOUND_PrimaryOpen(device, wfx, frames, forcewave);
 364     if(FAILED(hres))
 365         goto err;
 366
 367     DSOUND_ReleaseDevice(device);
 368     device->client = client;
 369     device->render = render;
 370     device->volume = volume;
 371     device->fraglen = fraglen;
 372     device->aclen = frames * wfx->nBlockAlign;
 373
 374     if (period_ms < 3)
 375         device->sleeptime = 5;
 376     else
 377         device->sleeptime = period_ms * 5 / 2;
 378
 379     return S_OK;
 380
 381 err_service:
 382     WARN("GetService failed: %08x\n", hres);
 383 err:
 384     device->speaker_config = oldspeakerconfig;
 385     DSOUND_ParseSpeakerConfig(device);
 386     if (volume)
 387         IAudioStreamVolume_Release(volume);
 388     if (render)
 389         IAudioRenderClient_Release(render);
 390     if (client)
 391         IAudioClient_Release(client);
 392     HeapFree(GetProcessHeap(), 0, wfx);
 393     return hres;
 394 }
 395
 396 HRESULT DSOUND_PrimaryDestroy(DirectSoundDevice *device)
 397 {
 398         TRACE("(%p)\n", device);
 399
 400         /* **** */
 401         EnterCriticalSection(&(device->mixlock));
 402
 403         if(device->primary && (device->primary->ref || device->primary->numIfaces))
 404                 WARN("Destroying primary buffer while references held (%u %u)\n", device->primary->ref, device->primary->numIfaces);
 405
 406         HeapFree(GetProcessHeap(), 0, device->primary);
 407         device->primary = NULL;
 408
 409         HeapFree(GetProcessHeap(),0,device->primary_pwfx);
 410         HeapFree(GetProcessHeap(),0,device->pwfx);
 411         device->pwfx=NULL;
 412
 413         LeaveCriticalSection(&(device->mixlock));
 414         /* **** */
 415
 416         return DS_OK;
 417 }
 418
 419 WAVEFORMATEX *DSOUND_CopyFormat(const WAVEFORMATEX *wfex)
 420 {
 421     WAVEFORMATEX *pwfx;
 422     if(wfex->wFormatTag == WAVE_FORMAT_PCM){
 423         pwfx = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEFORMATEX));
 424         if (!pwfx)
 425             return NULL;
 426         CopyMemory(pwfx, wfex, sizeof(PCMWAVEFORMAT));
 427         pwfx->cbSize = 0;
 428     }else{
 429         pwfx = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEFORMATEX) + wfex->cbSize);
 430         if (!pwfx)
 431             return NULL;
 432         CopyMemory(pwfx, wfex, sizeof(WAVEFORMATEX) + wfex->cbSize);
 433     }
 434
 435     if(pwfx->wFormatTag == WAVE_FORMAT_PCM ||
 436             (pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 437              IsEqualGUID(&((const WAVEFORMATEXTENSIBLE*)pwfx)->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)))
 438         pwfx->nBlockAlign = (pwfx->nChannels * pwfx->wBitsPerSample) / 8;
 439
 440     return pwfx;
 441 }
 442
 443 HRESULT primarybuffer_SetFormat(DirectSoundDevice *device, LPCWAVEFORMATEX passed_fmt)
 444 {
 445         HRESULT err = S_OK;
 446         WAVEFORMATEX *old_fmt;
 447         WAVEFORMATEXTENSIBLE *fmtex, *passed_fmtex = (WAVEFORMATEXTENSIBLE*)passed_fmt;
 448
 449         TRACE("(%p,%p)\n", device, passed_fmt);
 450
 451         if (device->priolevel == DSSCL_NORMAL) {
 452                 WARN("failed priority check!\n");
 453                 return DSERR_PRIOLEVELNEEDED;
 454         }
 455
 456         /* Let's be pedantic! */
 457         if (passed_fmt == NULL) {
 458                 WARN("invalid parameter: passed_fmt==NULL!\n");
 459                 return DSERR_INVALIDPARAM;
 460         }
 461         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
 462                           "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 463                   passed_fmt->wFormatTag, passed_fmt->nChannels, passed_fmt->nSamplesPerSec,
 464                   passed_fmt->nAvgBytesPerSec, passed_fmt->nBlockAlign,
 465                   passed_fmt->wBitsPerSample, passed_fmt->cbSize);
 466
 467         if(passed_fmt->wBitsPerSample < 8 || passed_fmt->wBitsPerSample % 8 != 0 ||
 468                         passed_fmt->nChannels == 0 || passed_fmt->nSamplesPerSec == 0 ||
 469                         passed_fmt->nAvgBytesPerSec == 0 ||
 470                         passed_fmt->nBlockAlign != passed_fmt->nChannels * passed_fmt->wBitsPerSample / 8)
 471                 return DSERR_INVALIDPARAM;
 472
 473         if(passed_fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
 474                 if(passed_fmtex->Samples.wValidBitsPerSample > passed_fmtex->Format.wBitsPerSample)
 475                         return DSERR_INVALIDPARAM;
 476         }
 477
 478         /* **** */
 479         RtlAcquireResourceExclusive(&(device->buffer_list_lock), TRUE);
 480         EnterCriticalSection(&(device->mixlock));
 481
 482         old_fmt = device->primary_pwfx;
 483         device->primary_pwfx = DSOUND_CopyFormat(passed_fmt);
 484         fmtex = (WAVEFORMATEXTENSIBLE *)device->primary_pwfx;
 485         if (device->primary_pwfx == NULL) {
 486                 err = DSERR_OUTOFMEMORY;
 487                 goto out;
 488         }
 489
 490         if (fmtex->Format.wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 491                         fmtex->Samples.wValidBitsPerSample == 0) {
 492                 TRACE("Correcting 0 valid bits per sample\n");
 493                 fmtex->Samples.wValidBitsPerSample = fmtex->Format.wBitsPerSample;
 494         }
 495
 496         if(device->priolevel == DSSCL_WRITEPRIMARY || device->nrofbuffers == 0)
 497                 err = DSOUND_ReopenDevice(device, TRUE);
 498         if (FAILED(err) && device->priolevel == DSSCL_WRITEPRIMARY) {
 499                 ERR("No formats could be opened\n");
 500                 HeapFree(GetProcessHeap(), 0, device->primary_pwfx);
 501                 device->primary_pwfx = old_fmt;
 502         } else {
 503                 /* ignore failures */
 504                 err = S_OK;
 505                 HeapFree(GetProcessHeap(), 0, old_fmt);
 506         }
 507
 508 out:
 509         LeaveCriticalSection(&(device->mixlock));
 510         RtlReleaseResource(&(device->buffer_list_lock));
 511         /* **** */
 512
 513         return err;
 514 }
 515
 516 /*******************************************************************************
 517  *              PrimaryBuffer
 518  */
 519 static inline IDirectSoundBufferImpl *impl_from_IDirectSoundBuffer(IDirectSoundBuffer *iface)
 520 {
 521     /* IDirectSoundBuffer and IDirectSoundBuffer8 use the same iface. */
 522     return CONTAINING_RECORD(iface, IDirectSoundBufferImpl, IDirectSoundBuffer8_iface);
 523 }
 524
 525 /* This sets this format for the primary buffer only */
 526 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(IDirectSoundBuffer *iface,
 527         const WAVEFORMATEX *wfex)
 528 {
 529     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 530     TRACE("(%p,%p)\n", iface, wfex);
 531     return primarybuffer_SetFormat(This->device, wfex);
 532 }
 533
 534 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(IDirectSoundBuffer *iface, LONG vol)
 535 {
 536         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 537         DirectSoundDevice *device = This->device;
 538         HRESULT hr;
 539         float fvol;
 540         int i;
 541
 542         TRACE("(%p,%d)\n", iface, vol);
 543
 544         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 545                 WARN("control unavailable\n");
 546                 return DSERR_CONTROLUNAVAIL;
 547         }
 548
 549         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 550                 WARN("invalid parameter: vol = %d\n", vol);
 551                 return DSERR_INVALIDPARAM;
 552         }
 553
 554         /* **** */
 555         EnterCriticalSection(&device->mixlock);
 556
 557         for (i = 0; i < DS_MAX_CHANNELS; i++) {
 558                 if (device->pwfx->nChannels > i){
 559                         hr = IAudioStreamVolume_GetChannelVolume(device->volume, i, &fvol);
 560                         if (FAILED(hr)){
 561                                 LeaveCriticalSection(&device->mixlock);
 562                                 WARN("GetChannelVolume failed: %08x\n", hr);
 563                                 return hr;
 564                         }
 565                 } else
 566                         fvol=1.0f;
 567
 568                 device->volpan.dwTotalAmpFactor[i]=((UINT16)(fvol * (DWORD)0xFFFF));
 569         }
 570
 571         DSOUND_AmpFactorToVolPan(&device->volpan);
 572         if (vol != device->volpan.lVolume) {
 573                 device->volpan.lVolume=vol;
 574                 DSOUND_RecalcVolPan(&device->volpan);
 575
 576                 for (i = 0; i < DS_MAX_CHANNELS; i++) {
 577                         if (device->pwfx->nChannels > i){
 578                                 fvol = (float)((DWORD)(device->volpan.dwTotalAmpFactor[i] & 0xFFFF) / (float)0xFFFF);
 579                                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, i, fvol);
 580                                 if (FAILED(hr)){
 581                                         LeaveCriticalSection(&device->mixlock);
 582                                         WARN("SetChannelVolume failed: %08x\n", hr);
 583                                         return hr;
 584                                 }
 585                         }
 586                 }
 587         }
 588
 589         LeaveCriticalSection(&(device->mixlock));
 590         /* **** */
 591
 592         return DS_OK;
 593 }
 594
 595 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(IDirectSoundBuffer *iface, LONG *vol)
 596 {
 597         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 598         DirectSoundDevice *device = This->device;
 599         float fvol;
 600         HRESULT hr;
 601         int i;
 602
 603         TRACE("(%p,%p)\n", iface, vol);
 604
 605         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 606                 WARN("control unavailable\n");
 607                 return DSERR_CONTROLUNAVAIL;
 608         }
 609
 610         if (vol == NULL) {
 611                 WARN("invalid parameter: vol = NULL\n");
 612                 return DSERR_INVALIDPARAM;
 613         }
 614
 615         EnterCriticalSection(&device->mixlock);
 616
 617         for (i = 0; i < DS_MAX_CHANNELS; i++) {
 618                 if (device->pwfx->nChannels > i){
 619                         hr = IAudioStreamVolume_GetChannelVolume(device->volume, i, &fvol);
 620                         if (FAILED(hr)){
 621                                 LeaveCriticalSection(&device->mixlock);
 622                                 WARN("GetChannelVolume failed: %08x\n", hr);
 623                                 return hr;
 624                         }
 625                 } else
 626                         fvol = 1;
 627
 628                 device->volpan.dwTotalAmpFactor[i] = ((UINT16)(fvol * (DWORD)0xFFFF));
 629     }
 630
 631         DSOUND_AmpFactorToVolPan(&device->volpan);
 632         *vol = device->volpan.lVolume;
 633
 634         LeaveCriticalSection(&device->mixlock);
 635
 636         return DS_OK;
 637 }
 638
 639 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(IDirectSoundBuffer *iface, DWORD freq)
 640 {
 641         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 642         TRACE("(%p,%d)\n",This,freq);
 643
 644         /* You cannot set the frequency of the primary buffer */
 645         WARN("control unavailable\n");
 646         return DSERR_CONTROLUNAVAIL;
 647 }
 648
 649 static HRESULT WINAPI PrimaryBufferImpl_Play(IDirectSoundBuffer *iface, DWORD reserved1,
 650         DWORD reserved2, DWORD flags)
 651 {
 652         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 653         DirectSoundDevice *device = This->device;
 654         TRACE("(%p,%08x,%08x,%08x)\n", iface, reserved1, reserved2, flags);
 655
 656         if (!(flags & DSBPLAY_LOOPING)) {
 657                 WARN("invalid parameter: flags = %08x\n", flags);
 658                 return DSERR_INVALIDPARAM;
 659         }
 660
 661         device->stopped = 0;
 662
 663         return DS_OK;
 664 }
 665
 666 static HRESULT WINAPI PrimaryBufferImpl_Stop(IDirectSoundBuffer *iface)
 667 {
 668         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 669         DirectSoundDevice *device = This->device;
 670         TRACE("(%p)\n", iface);
 671
 672         device->stopped = 1;
 673
 674         return DS_OK;
 675 }
 676
 677 static ULONG WINAPI PrimaryBufferImpl_AddRef(IDirectSoundBuffer *iface)
 678 {
 679     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 680     ULONG ref = InterlockedIncrement(&(This->ref));
 681     TRACE("(%p) ref was %d\n", This, ref - 1);
 682     if(ref == 1)
 683         InterlockedIncrement(&This->numIfaces);
 684     return ref;
 685 }
 686
 687 /* Decreases *out by 1 to no less than 0.
 688  * Returns the new value of *out. */
 689 LONG capped_refcount_dec(LONG *out)
 690 {
 691     LONG ref, oldref;
 692     do {
 693         ref = *out;
 694         if(!ref)
 695             return 0;
 696         oldref = InterlockedCompareExchange(out, ref - 1, ref);
 697     } while(oldref != ref);
 698     return ref - 1;
 699 }
 700
 701 static ULONG WINAPI PrimaryBufferImpl_Release(IDirectSoundBuffer *iface)
 702 {
 703     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 704     ULONG ref;
 705
 706     ref = capped_refcount_dec(&This->ref);
 707     if(!ref)
 708         capped_refcount_dec(&This->numIfaces);
 709
 710     TRACE("(%p) primary ref is now %d\n", This, ref);
 711
 712     return ref;
 713 }
 714
 715 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(IDirectSoundBuffer *iface,
 716         DWORD *playpos, DWORD *writepos)
 717 {
 718         HRESULT hres = DS_OK;
 719         UINT32 pad = 0;
 720         UINT32 mixpos;
 721         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 722         DirectSoundDevice *device = This->device;
 723         TRACE("(%p,%p,%p)\n", iface, playpos, writepos);
 724
 725         /* **** */
 726         EnterCriticalSection(&(device->mixlock));
 727
 728         if (device->client)
 729                 hres = IAudioClient_GetCurrentPadding(device->client, &pad);
 730         if (hres != DS_OK) {
 731                 WARN("IAudioClient_GetCurrentPadding failed\n");
 732                 LeaveCriticalSection(&(device->mixlock));
 733                 return hres;
 734         }
 735         mixpos = (device->playpos + pad * device->pwfx->nBlockAlign) % device->buflen;
 736         if (playpos)
 737                 *playpos = mixpos;
 738         if (writepos) {
 739                 *writepos = mixpos;
 740                 if (!device->stopped) {
 741                         /* apply the documented 10ms lead to writepos */
 742                         *writepos += device->writelead;
 743                         *writepos %= device->buflen;
 744                 }
 745         }
 746
 747         LeaveCriticalSection(&(device->mixlock));
 748         /* **** */
 749
 750         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
 751         return DS_OK;
 752 }
 753
 754 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(IDirectSoundBuffer *iface, DWORD *status)
 755 {
 756         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 757         DirectSoundDevice *device = This->device;
 758         TRACE("(%p,%p)\n", iface, status);
 759
 760         if (status == NULL) {
 761                 WARN("invalid parameter: status == NULL\n");
 762                 return DSERR_INVALIDPARAM;
 763         }
 764
 765         *status = 0;
 766         if (!device->stopped)
 767                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 768
 769         TRACE("status=%x\n", *status);
 770         return DS_OK;
 771 }
 772
 773
 774 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(IDirectSoundBuffer *iface, WAVEFORMATEX *lpwf,
 775         DWORD wfsize, DWORD *wfwritten)
 776 {
 777     DWORD size;
 778     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 779     DirectSoundDevice *device = This->device;
 780     TRACE("(%p,%p,%d,%p)\n", iface, lpwf, wfsize, wfwritten);
 781
 782     size = sizeof(WAVEFORMATEX) + device->primary_pwfx->cbSize;
 783
 784     if (lpwf) { /* NULL is valid */
 785         if (wfsize >= size) {
 786             CopyMemory(lpwf,device->primary_pwfx,size);
 787             if (wfwritten)
 788                 *wfwritten = size;
 789         } else {
 790             WARN("invalid parameter: wfsize too small\n");
 791             if (wfwritten)
 792                 *wfwritten = 0;
 793             return DSERR_INVALIDPARAM;
 794         }
 795     } else {
 796         if (wfwritten)
 797             *wfwritten = sizeof(WAVEFORMATEX) + device->primary_pwfx->cbSize;
 798         else {
 799             WARN("invalid parameter: wfwritten == NULL\n");
 800             return DSERR_INVALIDPARAM;
 801         }
 802     }
 803
 804     return DS_OK;
 805 }
 806
 807 static HRESULT WINAPI PrimaryBufferImpl_Lock(IDirectSoundBuffer *iface, DWORD writecursor,
 808         DWORD writebytes, void **lplpaudioptr1, DWORD *audiobytes1, void **lplpaudioptr2,
 809         DWORD *audiobytes2, DWORD flags)
 810 {
 811         HRESULT hres;
 812         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 813         DirectSoundDevice *device = This->device;
 814         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 815                 iface,
 816                 writecursor,
 817                 writebytes,
 818                 lplpaudioptr1,
 819                 audiobytes1,
 820                 lplpaudioptr2,
 821                 audiobytes2,
 822                 flags,
 823                 GetTickCount()
 824         );
 825
 826         if (!audiobytes1)
 827             return DSERR_INVALIDPARAM;
 828
 829         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 830                 WARN("failed priority check!\n");
 831                 return DSERR_PRIOLEVELNEEDED;
 832         }
 833
 834         /* when this flag is set, writecursor is meaningless and must be calculated */
 835         if (flags & DSBLOCK_FROMWRITECURSOR) {
 836                 /* GetCurrentPosition does too much magic to duplicate here */
 837                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
 838                 if (hres != DS_OK) {
 839                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 840                         return hres;
 841                 }
 842         }
 843
 844         /* when this flag is set, writebytes is meaningless and must be set */
 845         if (flags & DSBLOCK_ENTIREBUFFER)
 846                 writebytes = device->buflen;
 847
 848         if (writecursor >= device->buflen) {
 849                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 850                      writecursor, device->buflen);
 851                 return DSERR_INVALIDPARAM;
 852         }
 853
 854         if (writebytes > device->buflen) {
 855                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 856                      writebytes, device->buflen);
 857                 return DSERR_INVALIDPARAM;
 858         }
 859
 860         if (writecursor+writebytes <= device->buflen) {
 861                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 862                 *audiobytes1 = writebytes;
 863                 if (lplpaudioptr2)
 864                         *(LPBYTE*)lplpaudioptr2 = NULL;
 865                 if (audiobytes2)
 866                         *audiobytes2 = 0;
 867                 TRACE("->%d.0\n",writebytes);
 868         } else {
 869                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 870                 *audiobytes1 = device->buflen-writecursor;
 871                 if (lplpaudioptr2)
 872                         *(LPBYTE*)lplpaudioptr2 = device->buffer;
 873                 if (audiobytes2)
 874                         *audiobytes2 = writebytes-(device->buflen-writecursor);
 875                 TRACE("->%d.%d\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 876         }
 877         return DS_OK;
 878 }
 879
 880 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(IDirectSoundBuffer *iface, DWORD newpos)
 881 {
 882         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 883         TRACE("(%p,%d)\n",This,newpos);
 884
 885         /* You cannot set the position of the primary buffer */
 886         WARN("invalid call\n");
 887         return DSERR_INVALIDCALL;
 888 }
 889
 890 static HRESULT WINAPI PrimaryBufferImpl_SetPan(IDirectSoundBuffer *iface, LONG pan)
 891 {
 892         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 893         DirectSoundDevice *device = This->device;
 894         float fvol;
 895         HRESULT hr;
 896         int i;
 897
 898         TRACE("(%p,%d)\n", iface, pan);
 899
 900         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 901                 WARN("control unavailable\n");
 902                 return DSERR_CONTROLUNAVAIL;
 903         }
 904
 905         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 906                 WARN("invalid parameter: pan = %d\n", pan);
 907                 return DSERR_INVALIDPARAM;
 908         }
 909
 910         /* **** */
 911         EnterCriticalSection(&device->mixlock);
 912
 913         for (i = 0; i < DS_MAX_CHANNELS; i++) {
 914                 if (device->pwfx->nChannels > i){
 915                         hr = IAudioStreamVolume_GetChannelVolume(device->volume, i, &fvol);
 916                         if (FAILED(hr)){
 917                                 LeaveCriticalSection(&device->mixlock);
 918                                 WARN("GetChannelVolume failed: %08x\n", hr);
 919                                 return hr;
 920                         }
 921                 } else
 922                         fvol = 1;
 923
 924                 device->volpan.dwTotalAmpFactor[i] = ((UINT16)(fvol * (DWORD)0xFFFF));
 925         }
 926
 927         DSOUND_AmpFactorToVolPan(&device->volpan);
 928         if (pan != device->volpan.lPan) {
 929                 device->volpan.lPan=pan;
 930                 DSOUND_RecalcVolPan(&device->volpan);
 931
 932                 for (i = 0; i < DS_MAX_CHANNELS; i++) {
 933                         if (device->pwfx->nChannels > i) {
 934                                 fvol = (float)((DWORD)(device->volpan.dwTotalAmpFactor[i] & 0xFFFF) / (float)0xFFFF);
 935                                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, i, fvol);
 936                                 if (FAILED(hr)){
 937                                         LeaveCriticalSection(&device->mixlock);
 938                                         WARN("SetChannelVolume failed: %08x\n", hr);
 939                                         return hr;
 940                                 }
 941                         }
 942                 }
 943         }
 944
 945         LeaveCriticalSection(&device->mixlock);
 946         /* **** */
 947
 948         return DS_OK;
 949 }
 950
 951 static HRESULT WINAPI PrimaryBufferImpl_GetPan(IDirectSoundBuffer *iface, LONG *pan)
 952 {
 953         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 954         DirectSoundDevice *device = This->device;
 955         float fvol;
 956         HRESULT hr;
 957         int i;
 958
 959         TRACE("(%p,%p)\n", iface, pan);
 960
 961         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 962                 WARN("control unavailable\n");
 963                 return DSERR_CONTROLUNAVAIL;
 964         }
 965
 966         if (pan == NULL) {
 967                 WARN("invalid parameter: pan == NULL\n");
 968                 return DSERR_INVALIDPARAM;
 969         }
 970
 971         EnterCriticalSection(&device->mixlock);
 972
 973         for (i = 0; i < DS_MAX_CHANNELS; i++) {
 974                 if (device->pwfx->nChannels > i) {
 975                         hr = IAudioStreamVolume_GetChannelVolume(device->volume, i, &fvol);
 976                         if (FAILED(hr)){
 977                                 LeaveCriticalSection(&device->mixlock);
 978                                 WARN("GetChannelVolume failed: %08x\n", hr);
 979                                 return hr;
 980                         }
 981                 } else
 982                         fvol = 1;
 983
 984                 device->volpan.dwTotalAmpFactor[i] = ((UINT16)(fvol * (DWORD)0xFFFF));
 985     }
 986
 987         DSOUND_AmpFactorToVolPan(&device->volpan);
 988         *pan = device->volpan.lPan;
 989
 990         LeaveCriticalSection(&device->mixlock);
 991
 992         return DS_OK;
 993 }
 994
 995 static HRESULT WINAPI PrimaryBufferImpl_Unlock(IDirectSoundBuffer *iface, void *p1, DWORD x1,
 996         void *p2, DWORD x2)
 997 {
 998         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 999         DirectSoundDevice *device = This->device;
1000         TRACE("(%p,%p,%d,%p,%d)\n", iface, p1, x1, p2, x2);
1001
1002         if (device->priolevel != DSSCL_WRITEPRIMARY) {
1003                 WARN("failed priority check!\n");
1004                 return DSERR_PRIOLEVELNEEDED;
1005         }
1006
1007         if ((p1 && ((BYTE*)p1 < device->buffer || (BYTE*)p1 >= device->buffer + device->buflen)) ||
1008             (p2 && ((BYTE*)p2 < device->buffer || (BYTE*)p2 >= device->buffer + device->buflen)))
1009                 return DSERR_INVALIDPARAM;
1010
1011         return DS_OK;
1012 }
1013
1014 static HRESULT WINAPI PrimaryBufferImpl_Restore(IDirectSoundBuffer *iface)
1015 {
1016         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1017         FIXME("(%p):stub\n",This);
1018         return DS_OK;
1019 }
1020
1021 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(IDirectSoundBuffer *iface, DWORD *freq)
1022 {
1023         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1024         DirectSoundDevice *device = This->device;
1025         TRACE("(%p,%p)\n", iface, freq);
1026
1027         if (freq == NULL) {
1028                 WARN("invalid parameter: freq == NULL\n");
1029                 return DSERR_INVALIDPARAM;
1030         }
1031
1032         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
1033                 WARN("control unavailable\n");
1034                 return DSERR_CONTROLUNAVAIL;
1035         }
1036
1037         *freq = device->pwfx->nSamplesPerSec;
1038         TRACE("-> %d\n", *freq);
1039
1040         return DS_OK;
1041 }
1042
1043 static HRESULT WINAPI PrimaryBufferImpl_Initialize(IDirectSoundBuffer *iface, IDirectSound *dsound,
1044         const DSBUFFERDESC *dbsd)
1045 {
1046         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1047         WARN("(%p) already initialized\n", This);
1048         return DSERR_ALREADYINITIALIZED;
1049 }
1050
1051 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(IDirectSoundBuffer *iface, DSBCAPS *caps)
1052 {
1053         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1054         DirectSoundDevice *device = This->device;
1055         TRACE("(%p,%p)\n", iface, caps);
1056
1057         if (caps == NULL) {
1058                 WARN("invalid parameter: caps == NULL\n");
1059                 return DSERR_INVALIDPARAM;
1060         }
1061
1062         if (caps->dwSize < sizeof(*caps)) {
1063                 WARN("invalid parameter: caps->dwSize = %d\n", caps->dwSize);
1064                 return DSERR_INVALIDPARAM;
1065         }
1066
1067         caps->dwFlags = This->dsbd.dwFlags;
1068         caps->dwBufferBytes = device->buflen;
1069
1070         /* Windows reports these as zero */
1071         caps->dwUnlockTransferRate = 0;
1072         caps->dwPlayCpuOverhead = 0;
1073
1074         return DS_OK;
1075 }
1076
1077 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(IDirectSoundBuffer *iface, REFIID riid,
1078         void **ppobj)
1079 {
1080         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1081
1082         TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
1083
1084         if (ppobj == NULL) {
1085                 WARN("invalid parameter\n");
1086                 return E_INVALIDARG;
1087         }
1088
1089         *ppobj = NULL;  /* assume failure */
1090
1091         if ( IsEqualGUID(riid, &IID_IUnknown) ||
1092              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
1093                 IDirectSoundBuffer_AddRef(iface);
1094                 *ppobj = iface;
1095                 return S_OK;
1096         }
1097
1098         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
1099         /* a primary buffer can't have a DirectSoundBuffer8 interface */
1100         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
1101                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
1102                 return E_NOINTERFACE;
1103         }
1104
1105         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
1106                 ERR("app requested IDirectSoundNotify on primary buffer\n");
1107                 /* FIXME: should we support this? */
1108                 return E_NOINTERFACE;
1109         }
1110
1111         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
1112                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
1113                 return E_NOINTERFACE;
1114         }
1115
1116         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
1117                 *ppobj = &This->IDirectSound3DListener_iface;
1118                 IDirectSound3DListener_AddRef(&This->IDirectSound3DListener_iface);
1119                 return S_OK;
1120         }
1121
1122         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1123                 *ppobj = &This->IKsPropertySet_iface;
1124                 IKsPropertySet_AddRef(&This->IKsPropertySet_iface);
1125                 return S_OK;
1126         }
1127
1128         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1129         return E_NOINTERFACE;
1130 }
1131
1132 static const IDirectSoundBufferVtbl dspbvt =
1133 {
1134         PrimaryBufferImpl_QueryInterface,
1135         PrimaryBufferImpl_AddRef,
1136         PrimaryBufferImpl_Release,
1137         PrimaryBufferImpl_GetCaps,
1138         PrimaryBufferImpl_GetCurrentPosition,
1139         PrimaryBufferImpl_GetFormat,
1140         PrimaryBufferImpl_GetVolume,
1141         PrimaryBufferImpl_GetPan,
1142         PrimaryBufferImpl_GetFrequency,
1143         PrimaryBufferImpl_GetStatus,
1144         PrimaryBufferImpl_Initialize,
1145         PrimaryBufferImpl_Lock,
1146         PrimaryBufferImpl_Play,
1147         PrimaryBufferImpl_SetCurrentPosition,
1148         PrimaryBufferImpl_SetFormat,
1149         PrimaryBufferImpl_SetVolume,
1150         PrimaryBufferImpl_SetPan,
1151         PrimaryBufferImpl_SetFrequency,
1152         PrimaryBufferImpl_Stop,
1153         PrimaryBufferImpl_Unlock,
1154         PrimaryBufferImpl_Restore
1155 };
1156
1157 HRESULT primarybuffer_create(DirectSoundDevice *device, IDirectSoundBufferImpl **ppdsb,
1158         const DSBUFFERDESC *dsbd)
1159 {
1160         IDirectSoundBufferImpl *dsb;
1161         TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
1162
1163         if (dsbd->lpwfxFormat) {
1164                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1165                 *ppdsb = NULL;
1166                 return DSERR_INVALIDPARAM;
1167         }
1168
1169         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1170
1171         if (dsb == NULL) {
1172                 WARN("out of memory\n");
1173                 *ppdsb = NULL;
1174                 return DSERR_OUTOFMEMORY;
1175         }
1176
1177         dsb->ref = 0;
1178         dsb->ref3D = 0;
1179         dsb->refiks = 0;
1180         dsb->numIfaces = 0;
1181         dsb->device = device;
1182         dsb->IDirectSoundBuffer8_iface.lpVtbl = (IDirectSoundBuffer8Vtbl *)&dspbvt;
1183         dsb->IDirectSound3DListener_iface.lpVtbl = &ds3dlvt;
1184         dsb->IKsPropertySet_iface.lpVtbl = &iksbvt;
1185         dsb->dsbd = *dsbd;
1186
1187         /* IDirectSound3DListener */
1188         device->ds3dl.dwSize = sizeof(DS3DLISTENER);
1189         device->ds3dl.vPosition.x = 0.0;
1190         device->ds3dl.vPosition.y = 0.0;
1191         device->ds3dl.vPosition.z = 0.0;
1192         device->ds3dl.vVelocity.x = 0.0;
1193         device->ds3dl.vVelocity.y = 0.0;
1194         device->ds3dl.vVelocity.z = 0.0;
1195         device->ds3dl.vOrientFront.x = 0.0;
1196         device->ds3dl.vOrientFront.y = 0.0;
1197         device->ds3dl.vOrientFront.z = 1.0;
1198         device->ds3dl.vOrientTop.x = 0.0;
1199         device->ds3dl.vOrientTop.y = 1.0;
1200         device->ds3dl.vOrientTop.z = 0.0;
1201         device->ds3dl.flDistanceFactor = DS3D_DEFAULTDISTANCEFACTOR;
1202         device->ds3dl.flRolloffFactor = DS3D_DEFAULTROLLOFFFACTOR;
1203         device->ds3dl.flDopplerFactor = DS3D_DEFAULTDOPPLERFACTOR;
1204         device->ds3dl_need_recalc = TRUE;
1205
1206         TRACE("Created primary buffer at %p\n", dsb);
1207         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
1208                 "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1209                 device->pwfx->wFormatTag, device->pwfx->nChannels,
1210                 device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
1211                 device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
1212                 device->pwfx->cbSize);
1213
1214         IDirectSoundBuffer_AddRef(&dsb->IDirectSoundBuffer8_iface);
1215         *ppdsb = dsb;
1216         return S_OK;
1217 }