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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     UINT prebuf_frames;
  88     REFERENCE_TIME prebuf_rt;
  89     HRESULT hres;
  90
  91     TRACE("(%p, %d)\n", device, forcewave);
  92
  93     if(device->client){
  94         IAudioClient_Release(device->client);
  95         device->client = NULL;
  96     }
  97     if(device->render){
  98         IAudioRenderClient_Release(device->render);
  99         device->render = NULL;
 100     }
 101     if(device->clock){
 102         IAudioClock_Release(device->clock);
 103         device->clock = NULL;
 104     }
 105     if(device->volume){
 106         IAudioStreamVolume_Release(device->volume);
 107         device->volume = NULL;
 108     }
 109
 110     hres = IMMDevice_Activate(device->mmdevice, &IID_IAudioClient,
 111             CLSCTX_INPROC_SERVER, NULL, (void **)&device->client);
 112     if(FAILED(hres)){
 113         WARN("Activate failed: %08x\n", hres);
 114         return hres;
 115     }
 116
 117     prebuf_frames = device->prebuf * DSOUND_fraglen(device->pwfx->nSamplesPerSec, device->pwfx->nBlockAlign) / device->pwfx->nBlockAlign;
 118     prebuf_rt = (10000000 * (UINT64)prebuf_frames) / device->pwfx->nSamplesPerSec;
 119
 120     hres = IAudioClient_Initialize(device->client,
 121             AUDCLNT_SHAREMODE_SHARED, AUDCLNT_STREAMFLAGS_NOPERSIST,
 122             prebuf_rt, 0, device->pwfx, NULL);
 123     if(FAILED(hres)){
 124         IAudioClient_Release(device->client);
 125         device->client = NULL;
 126         WARN("Initialize failed: %08x\n", hres);
 127         return hres;
 128     }
 129
 130     hres = IAudioClient_GetService(device->client, &IID_IAudioRenderClient,
 131             (void**)&device->render);
 132     if(FAILED(hres)){
 133         IAudioClient_Release(device->client);
 134         device->client = NULL;
 135         WARN("GetService failed: %08x\n", hres);
 136         return hres;
 137     }
 138
 139     hres = IAudioClient_GetService(device->client, &IID_IAudioClock,
 140             (void**)&device->clock);
 141     if(FAILED(hres)){
 142         IAudioClient_Release(device->client);
 143         IAudioRenderClient_Release(device->render);
 144         device->client = NULL;
 145         device->render = NULL;
 146         WARN("GetService failed: %08x\n", hres);
 147         return hres;
 148     }
 149
 150     hres = IAudioClient_GetService(device->client, &IID_IAudioStreamVolume,
 151             (void**)&device->volume);
 152     if(FAILED(hres)){
 153         IAudioClient_Release(device->client);
 154         IAudioRenderClient_Release(device->render);
 155         IAudioClock_Release(device->clock);
 156         device->client = NULL;
 157         device->render = NULL;
 158         device->clock = NULL;
 159         WARN("GetService failed: %08x\n", hres);
 160         return hres;
 161     }
 162
 163     return S_OK;
 164 }
 165
 166 static HRESULT DSOUND_PrimaryOpen(DirectSoundDevice *device)
 167 {
 168         DWORD buflen;
 169         LPBYTE newbuf;
 170
 171         TRACE("(%p)\n", device);
 172
 173         /* on original windows, the buffer it set to a fixed size, no matter what the settings are.
 174            on windows this size is always fixed (tested on win-xp) */
 175         if (!device->buflen)
 176                 device->buflen = ds_hel_buflen;
 177         buflen = device->buflen;
 178         buflen -= buflen % device->pwfx->nBlockAlign;
 179         device->buflen = buflen;
 180
 181         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 182         device->mix_buffer = HeapAlloc(GetProcessHeap(), 0, device->mix_buffer_len);
 183         if (!device->mix_buffer)
 184                 return DSERR_OUTOFMEMORY;
 185
 186         if (device->state == STATE_PLAYING) device->state = STATE_STARTING;
 187         else if (device->state == STATE_STOPPING) device->state = STATE_STOPPED;
 188
 189     TRACE("desired buflen=%d, old buffer=%p\n", buflen, device->buffer);
 190
 191     /* reallocate emulated primary buffer */
 192     if (device->buffer)
 193         newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer, buflen);
 194     else
 195         newbuf = HeapAlloc(GetProcessHeap(),0, buflen);
 196
 197     if (!newbuf) {
 198         ERR("failed to allocate primary buffer\n");
 199         return DSERR_OUTOFMEMORY;
 200         /* but the old buffer might still exist and must be re-prepared */
 201     }
 202
 203     DSOUND_RecalcPrimary(device);
 204
 205     device->buffer = newbuf;
 206
 207     TRACE("fraglen=%d\n", device->fraglen);
 208
 209         device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 210         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 211         FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
 212         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 213         device->last_pos_bytes = device->pwplay = device->pwqueue = device->playpos = device->mixpos = 0;
 214         return DS_OK;
 215 }
 216
 217
 218 static void DSOUND_PrimaryClose(DirectSoundDevice *device)
 219 {
 220     HRESULT hr;
 221
 222     TRACE("(%p)\n", device);
 223
 224     device->pwqueue = (DWORD)-1; /* resetting queues */
 225
 226     if(device->client){
 227         hr = IAudioClient_Stop(device->client);
 228         if(FAILED(hr))
 229             WARN("Stop failed: %08x\n", hr);
 230     }
 231
 232     /* clear the queue */
 233     device->pwqueue = 0;
 234 }
 235
 236 HRESULT DSOUND_PrimaryCreate(DirectSoundDevice *device)
 237 {
 238         HRESULT err = DS_OK;
 239         TRACE("(%p)\n", device);
 240
 241         device->buflen = ds_hel_buflen;
 242         err = DSOUND_PrimaryOpen(device);
 243
 244         if (err != DS_OK) {
 245                 WARN("DSOUND_PrimaryOpen failed\n");
 246                 return err;
 247         }
 248
 249         device->state = STATE_STOPPED;
 250         return DS_OK;
 251 }
 252
 253 HRESULT DSOUND_PrimaryDestroy(DirectSoundDevice *device)
 254 {
 255         TRACE("(%p)\n", device);
 256
 257         /* **** */
 258         EnterCriticalSection(&(device->mixlock));
 259
 260         DSOUND_PrimaryClose(device);
 261         HeapFree(GetProcessHeap(),0,device->pwfx);
 262         device->pwfx=NULL;
 263
 264         LeaveCriticalSection(&(device->mixlock));
 265         /* **** */
 266
 267         return DS_OK;
 268 }
 269
 270 HRESULT DSOUND_PrimaryPlay(DirectSoundDevice *device)
 271 {
 272     HRESULT hr;
 273
 274     TRACE("(%p)\n", device);
 275
 276     hr = IAudioClient_Start(device->client);
 277     if(FAILED(hr)){
 278         WARN("Start failed: %08x\n", hr);
 279         return hr;
 280     }
 281
 282     return DS_OK;
 283 }
 284
 285 HRESULT DSOUND_PrimaryStop(DirectSoundDevice *device)
 286 {
 287     HRESULT hr;
 288
 289     TRACE("(%p)\n", device);
 290
 291     hr = IAudioClient_Stop(device->client);
 292     if(FAILED(hr)){
 293         WARN("Stop failed: %08x\n", hr);
 294         return hr;
 295     }
 296
 297     return DS_OK;
 298 }
 299
 300 HRESULT DSOUND_PrimaryGetPosition(DirectSoundDevice *device, LPDWORD playpos, LPDWORD writepos)
 301 {
 302         TRACE("(%p,%p,%p)\n", device, playpos, writepos);
 303
 304         TRACE("pwplay=%i, pwqueue=%i\n", device->pwplay, device->pwqueue);
 305
 306         /* check if playpos was requested */
 307         if (playpos)
 308                 /* use the cached play position */
 309                 *playpos = device->pwplay * device->fraglen;
 310
 311         /* check if writepos was requested */
 312         if (writepos)
 313                 /* the writepos is the first non-queued position */
 314                 *writepos = ((device->pwplay + device->pwqueue) % device->helfrags) * device->fraglen;
 315
 316         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:-1, writepos?*writepos:-1, device, GetTickCount());
 317         return DS_OK;
 318 }
 319
 320 static DWORD DSOUND_GetFormatSize(LPCWAVEFORMATEX wfex)
 321 {
 322         if (wfex->wFormatTag == WAVE_FORMAT_PCM)
 323                 return sizeof(WAVEFORMATEX);
 324         else
 325                 return sizeof(WAVEFORMATEX) + wfex->cbSize;
 326 }
 327
 328 LPWAVEFORMATEX DSOUND_CopyFormat(LPCWAVEFORMATEX wfex)
 329 {
 330         DWORD size = DSOUND_GetFormatSize(wfex);
 331         LPWAVEFORMATEX pwfx = HeapAlloc(GetProcessHeap(),0,size);
 332         if (pwfx == NULL) {
 333                 WARN("out of memory\n");
 334         } else if (wfex->wFormatTag != WAVE_FORMAT_PCM) {
 335                 CopyMemory(pwfx, wfex, size);
 336         } else {
 337                 CopyMemory(pwfx, wfex, sizeof(PCMWAVEFORMAT));
 338                 pwfx->cbSize=0;
 339                 if (pwfx->nBlockAlign != pwfx->nChannels * pwfx->wBitsPerSample/8) {
 340                         WARN("Fixing bad nBlockAlign (%u)\n", pwfx->nBlockAlign);
 341                         pwfx->nBlockAlign  = pwfx->nChannels * pwfx->wBitsPerSample/8;
 342                 }
 343                 if (pwfx->nAvgBytesPerSec != pwfx->nSamplesPerSec * pwfx->nBlockAlign) {
 344                         WARN("Fixing bad nAvgBytesPerSec (%u)\n", pwfx->nAvgBytesPerSec);
 345                         pwfx->nAvgBytesPerSec  = pwfx->nSamplesPerSec * pwfx->nBlockAlign;
 346                 }
 347         }
 348         return pwfx;
 349 }
 350
 351 HRESULT primarybuffer_SetFormat(DirectSoundDevice *device, LPCWAVEFORMATEX passed_fmt)
 352 {
 353         HRESULT err = DSERR_BUFFERLOST;
 354         int i;
 355         WAVEFORMATEX *old_fmt;
 356         WAVEFORMATEXTENSIBLE *fmtex;
 357         BOOL forced = (device->priolevel == DSSCL_WRITEPRIMARY);
 358
 359         TRACE("(%p,%p)\n", device, passed_fmt);
 360
 361         if (device->priolevel == DSSCL_NORMAL) {
 362                 WARN("failed priority check!\n");
 363                 return DSERR_PRIOLEVELNEEDED;
 364         }
 365
 366         /* Let's be pedantic! */
 367         if (passed_fmt == NULL) {
 368                 WARN("invalid parameter: passed_fmt==NULL!\n");
 369                 return DSERR_INVALIDPARAM;
 370         }
 371         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
 372                           "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 373                   passed_fmt->wFormatTag, passed_fmt->nChannels, passed_fmt->nSamplesPerSec,
 374                   passed_fmt->nAvgBytesPerSec, passed_fmt->nBlockAlign,
 375                   passed_fmt->wBitsPerSample, passed_fmt->cbSize);
 376
 377         if(passed_fmt->wBitsPerSample < 8 || passed_fmt->wBitsPerSample % 8 != 0 ||
 378                         passed_fmt->nChannels == 0 || passed_fmt->nSamplesPerSec == 0 ||
 379                         passed_fmt->nAvgBytesPerSec == 0 ||
 380                         passed_fmt->nBlockAlign != passed_fmt->nChannels * passed_fmt->wBitsPerSample / 8)
 381                 return DSERR_INVALIDPARAM;
 382
 383         /* **** */
 384         RtlAcquireResourceExclusive(&(device->buffer_list_lock), TRUE);
 385         EnterCriticalSection(&(device->mixlock));
 386
 387         old_fmt = device->pwfx;
 388         device->pwfx = DSOUND_CopyFormat(passed_fmt);
 389         fmtex = (WAVEFORMATEXTENSIBLE *)device->pwfx;
 390         if (device->pwfx == NULL) {
 391                 device->pwfx = old_fmt;
 392                 old_fmt = NULL;
 393                 err = DSERR_OUTOFMEMORY;
 394                 goto done;
 395         }
 396
 397         DSOUND_PrimaryClose(device);
 398
 399         err = DSOUND_ReopenDevice(device, FALSE);
 400         if(SUCCEEDED(err))
 401                 goto opened;
 402
 403         /* requested format failed, so try others */
 404         if(device->pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT){
 405                 device->pwfx->wFormatTag = WAVE_FORMAT_PCM;
 406                 device->pwfx->wBitsPerSample = 32;
 407                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 408                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 409
 410                 err = DSOUND_ReopenDevice(device, FALSE);
 411                 if(SUCCEEDED(err))
 412                         goto opened;
 413         }
 414
 415         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 416                          IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)){
 417                 fmtex->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
 418                 device->pwfx->wBitsPerSample = 32;
 419                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 420                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 421
 422                 err = DSOUND_ReopenDevice(device, FALSE);
 423                 if(SUCCEEDED(err))
 424                         goto opened;
 425         }
 426
 427         device->pwfx->wBitsPerSample = 32;
 428         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 429         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 430         err = DSOUND_ReopenDevice(device, FALSE);
 431         if(SUCCEEDED(err))
 432                 goto opened;
 433
 434         device->pwfx->wBitsPerSample = 16;
 435         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 436         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 437         err = DSOUND_ReopenDevice(device, FALSE);
 438         if(SUCCEEDED(err))
 439                 goto opened;
 440
 441         device->pwfx->wBitsPerSample = 8;
 442         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 443         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 444         err = DSOUND_ReopenDevice(device, FALSE);
 445         if(SUCCEEDED(err))
 446                 goto opened;
 447
 448         device->pwfx->nChannels = (passed_fmt->nChannels == 2) ? 1 : 2;
 449         device->pwfx->wBitsPerSample = passed_fmt->wBitsPerSample;
 450         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 451         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 452         err = DSOUND_ReopenDevice(device, FALSE);
 453         if(SUCCEEDED(err))
 454                 goto opened;
 455
 456         device->pwfx->wBitsPerSample = 32;
 457         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 458         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 459         err = DSOUND_ReopenDevice(device, FALSE);
 460         if(SUCCEEDED(err))
 461                 goto opened;
 462
 463         device->pwfx->wBitsPerSample = 16;
 464         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 465         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 466         err = DSOUND_ReopenDevice(device, FALSE);
 467         if(SUCCEEDED(err))
 468                 goto opened;
 469
 470         device->pwfx->wBitsPerSample = 8;
 471         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 472         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 473         err = DSOUND_ReopenDevice(device, FALSE);
 474         if(SUCCEEDED(err))
 475                 goto opened;
 476
 477         WARN("No formats could be opened\n");
 478         goto done;
 479
 480 opened:
 481         err = DSOUND_PrimaryOpen(device);
 482         if (err != DS_OK) {
 483                 WARN("DSOUND_PrimaryOpen failed\n");
 484                 goto done;
 485         }
 486
 487         if (passed_fmt->nSamplesPerSec/100 != device->pwfx->nSamplesPerSec/100 && forced && device->buffer)
 488         {
 489                 DSOUND_PrimaryClose(device);
 490                 device->pwfx->nSamplesPerSec = passed_fmt->nSamplesPerSec;
 491                 err = DSOUND_ReopenDevice(device, TRUE);
 492                 if (FAILED(err))
 493                         WARN("DSOUND_ReopenDevice(2) failed: %08x\n", err);
 494                 else if (FAILED((err = DSOUND_PrimaryOpen(device))))
 495                         WARN("DSOUND_PrimaryOpen(2) failed: %08x\n", err);
 496         }
 497
 498         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 499         device->mix_buffer = HeapReAlloc(GetProcessHeap(), 0, device->mix_buffer, device->mix_buffer_len);
 500         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 501         device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 502         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 503
 504         if (old_fmt->nSamplesPerSec != device->pwfx->nSamplesPerSec ||
 505                         old_fmt->wBitsPerSample != device->pwfx->wBitsPerSample ||
 506                         old_fmt->nChannels != device->pwfx->nChannels) {
 507                 IDirectSoundBufferImpl** dsb = device->buffers;
 508                 for (i = 0; i < device->nrofbuffers; i++, dsb++) {
 509                         /* **** */
 510                         RtlAcquireResourceExclusive(&(*dsb)->lock, TRUE);
 511
 512                         (*dsb)->freqAdjust = ((DWORD64)(*dsb)->freq << DSOUND_FREQSHIFT) / device->pwfx->nSamplesPerSec;
 513                         DSOUND_RecalcFormat((*dsb));
 514                         DSOUND_MixToTemporary((*dsb), 0, (*dsb)->buflen, FALSE);
 515                         (*dsb)->primary_mixpos = 0;
 516
 517                         RtlReleaseResource(&(*dsb)->lock);
 518                         /* **** */
 519                 }
 520         }
 521
 522 done:
 523         LeaveCriticalSection(&(device->mixlock));
 524         RtlReleaseResource(&(device->buffer_list_lock));
 525         /* **** */
 526
 527         HeapFree(GetProcessHeap(), 0, old_fmt);
 528         return err;
 529 }
 530
 531 /*******************************************************************************
 532  *              PrimaryBuffer
 533  */
 534 static inline IDirectSoundBufferImpl *impl_from_IDirectSoundBuffer(IDirectSoundBuffer *iface)
 535 {
 536     /* IDirectSoundBuffer and IDirectSoundBuffer8 use the same iface. */
 537     return CONTAINING_RECORD(iface, IDirectSoundBufferImpl, IDirectSoundBuffer8_iface);
 538 }
 539
 540 /* This sets this format for the <em>Primary Buffer Only</em> */
 541 /* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
 542 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
 543     LPDIRECTSOUNDBUFFER iface,
 544     LPCWAVEFORMATEX wfex)
 545 {
 546     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 547     TRACE("(%p,%p)\n", iface, wfex);
 548     return primarybuffer_SetFormat(This->device, wfex);
 549 }
 550
 551 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
 552         LPDIRECTSOUNDBUFFER iface,LONG vol
 553 ) {
 554         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 555         DirectSoundDevice *device = This->device;
 556         HRESULT hr;
 557         float lvol, rvol;
 558
 559         TRACE("(%p,%d)\n", iface, vol);
 560
 561         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 562                 WARN("control unavailable\n");
 563                 return DSERR_CONTROLUNAVAIL;
 564         }
 565
 566         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 567                 WARN("invalid parameter: vol = %d\n", vol);
 568                 return DSERR_INVALIDPARAM;
 569         }
 570
 571         /* **** */
 572         EnterCriticalSection(&device->mixlock);
 573
 574         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 575         if(FAILED(hr)){
 576                 LeaveCriticalSection(&device->mixlock);
 577                 WARN("GetChannelVolume failed: %08x\n", hr);
 578                 return hr;
 579         }
 580
 581         if(device->pwfx->nChannels > 1){
 582                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 583                 if(FAILED(hr)){
 584                         LeaveCriticalSection(&device->mixlock);
 585                         WARN("GetChannelVolume failed: %08x\n", hr);
 586                         return hr;
 587                 }
 588         }else
 589                 rvol = 1;
 590
 591         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 592         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 593
 594         DSOUND_AmpFactorToVolPan(&device->volpan);
 595         if (vol != device->volpan.lVolume) {
 596                 device->volpan.lVolume=vol;
 597                 DSOUND_RecalcVolPan(&device->volpan);
 598                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 599                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 600                 if(FAILED(hr)){
 601                         LeaveCriticalSection(&device->mixlock);
 602                         WARN("SetChannelVolume failed: %08x\n", hr);
 603                         return hr;
 604                 }
 605
 606                 if(device->pwfx->nChannels > 1){
 607                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 608                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 609                         if(FAILED(hr)){
 610                                 LeaveCriticalSection(&device->mixlock);
 611                                 WARN("SetChannelVolume failed: %08x\n", hr);
 612                                 return hr;
 613                         }
 614                 }
 615         }
 616
 617         LeaveCriticalSection(&(device->mixlock));
 618         /* **** */
 619
 620         return DS_OK;
 621 }
 622
 623 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
 624         LPDIRECTSOUNDBUFFER iface,LPLONG vol
 625 ) {
 626         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 627         DirectSoundDevice *device = This->device;
 628         float lvol, rvol;
 629         HRESULT hr;
 630         TRACE("(%p,%p)\n", iface, vol);
 631
 632         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 633                 WARN("control unavailable\n");
 634                 return DSERR_CONTROLUNAVAIL;
 635         }
 636
 637         if (vol == NULL) {
 638                 WARN("invalid parameter: vol = NULL\n");
 639                 return DSERR_INVALIDPARAM;
 640         }
 641
 642         EnterCriticalSection(&device->mixlock);
 643
 644         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 645         if(FAILED(hr)){
 646                 LeaveCriticalSection(&device->mixlock);
 647                 WARN("GetChannelVolume failed: %08x\n", hr);
 648                 return hr;
 649         }
 650
 651         if(device->pwfx->nChannels > 1){
 652                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 653                 if(FAILED(hr)){
 654                         LeaveCriticalSection(&device->mixlock);
 655                         WARN("GetChannelVolume failed: %08x\n", hr);
 656                         return hr;
 657                 }
 658         }else
 659                 rvol = 1;
 660
 661         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 662         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 663
 664         DSOUND_AmpFactorToVolPan(&device->volpan);
 665         *vol = device->volpan.lVolume;
 666
 667         LeaveCriticalSection(&device->mixlock);
 668
 669         return DS_OK;
 670 }
 671
 672 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
 673         LPDIRECTSOUNDBUFFER iface,DWORD freq
 674 ) {
 675         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 676         TRACE("(%p,%d)\n",This,freq);
 677
 678         /* You cannot set the frequency of the primary buffer */
 679         WARN("control unavailable\n");
 680         return DSERR_CONTROLUNAVAIL;
 681 }
 682
 683 static HRESULT WINAPI PrimaryBufferImpl_Play(
 684         LPDIRECTSOUNDBUFFER iface,DWORD reserved1,DWORD reserved2,DWORD flags
 685 ) {
 686         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 687         DirectSoundDevice *device = This->device;
 688         TRACE("(%p,%08x,%08x,%08x)\n", iface, reserved1, reserved2, flags);
 689
 690         if (!(flags & DSBPLAY_LOOPING)) {
 691                 WARN("invalid parameter: flags = %08x\n", flags);
 692                 return DSERR_INVALIDPARAM;
 693         }
 694
 695         /* **** */
 696         EnterCriticalSection(&(device->mixlock));
 697
 698         if (device->state == STATE_STOPPED)
 699                 device->state = STATE_STARTING;
 700         else if (device->state == STATE_STOPPING)
 701                 device->state = STATE_PLAYING;
 702
 703         LeaveCriticalSection(&(device->mixlock));
 704         /* **** */
 705
 706         return DS_OK;
 707 }
 708
 709 static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER iface)
 710 {
 711         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 712         DirectSoundDevice *device = This->device;
 713         TRACE("(%p)\n", iface);
 714
 715         /* **** */
 716         EnterCriticalSection(&(device->mixlock));
 717
 718         if (device->state == STATE_PLAYING)
 719                 device->state = STATE_STOPPING;
 720         else if (device->state == STATE_STARTING)
 721                 device->state = STATE_STOPPED;
 722
 723         LeaveCriticalSection(&(device->mixlock));
 724         /* **** */
 725
 726         return DS_OK;
 727 }
 728
 729 static ULONG WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER iface)
 730 {
 731     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 732     ULONG ref = InterlockedIncrement(&(This->ref));
 733     TRACE("(%p) ref was %d\n", This, ref - 1);
 734     if(ref == 1)
 735         InterlockedIncrement(&This->numIfaces);
 736     return ref;
 737 }
 738
 739 void primarybuffer_destroy(IDirectSoundBufferImpl *This)
 740 {
 741     This->device->primary = NULL;
 742     HeapFree(GetProcessHeap(), 0, This);
 743     TRACE("(%p) released\n", This);
 744 }
 745
 746 static ULONG WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER iface)
 747 {
 748     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 749     DWORD ref = InterlockedDecrement(&(This->ref));
 750     TRACE("(%p) ref was %d\n", This, ref + 1);
 751
 752     if (!ref && !InterlockedDecrement(&This->numIfaces))
 753         primarybuffer_destroy(This);
 754     return ref;
 755 }
 756
 757 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
 758         LPDIRECTSOUNDBUFFER iface,LPDWORD playpos,LPDWORD writepos
 759 ) {
 760         HRESULT hres;
 761         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 762         DirectSoundDevice *device = This->device;
 763         TRACE("(%p,%p,%p)\n", iface, playpos, writepos);
 764
 765         /* **** */
 766         EnterCriticalSection(&(device->mixlock));
 767
 768         hres = DSOUND_PrimaryGetPosition(device, playpos, writepos);
 769         if (hres != DS_OK) {
 770                 WARN("DSOUND_PrimaryGetPosition failed\n");
 771                 LeaveCriticalSection(&(device->mixlock));
 772                 return hres;
 773         }
 774         if (writepos) {
 775                 if (device->state != STATE_STOPPED)
 776                         /* apply the documented 10ms lead to writepos */
 777                         *writepos += device->writelead;
 778                 while (*writepos >= device->buflen) *writepos -= device->buflen;
 779         }
 780
 781         LeaveCriticalSection(&(device->mixlock));
 782         /* **** */
 783
 784         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
 785         return DS_OK;
 786 }
 787
 788 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
 789         LPDIRECTSOUNDBUFFER iface,LPDWORD status
 790 ) {
 791         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 792         DirectSoundDevice *device = This->device;
 793         TRACE("(%p,%p)\n", iface, status);
 794
 795         if (status == NULL) {
 796                 WARN("invalid parameter: status == NULL\n");
 797                 return DSERR_INVALIDPARAM;
 798         }
 799
 800         *status = 0;
 801         if ((device->state == STATE_STARTING) ||
 802             (device->state == STATE_PLAYING))
 803                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 804
 805         TRACE("status=%x\n", *status);
 806         return DS_OK;
 807 }
 808
 809
 810 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
 811     LPDIRECTSOUNDBUFFER iface,
 812     LPWAVEFORMATEX lpwf,
 813     DWORD wfsize,
 814     LPDWORD wfwritten)
 815 {
 816     DWORD size;
 817     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 818     DirectSoundDevice *device = This->device;
 819     TRACE("(%p,%p,%d,%p)\n", iface, lpwf, wfsize, wfwritten);
 820
 821     size = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 822
 823     if (lpwf) { /* NULL is valid */
 824         if (wfsize >= size) {
 825             CopyMemory(lpwf,device->pwfx,size);
 826             if (wfwritten)
 827                 *wfwritten = size;
 828         } else {
 829             WARN("invalid parameter: wfsize too small\n");
 830             if (wfwritten)
 831                 *wfwritten = 0;
 832             return DSERR_INVALIDPARAM;
 833         }
 834     } else {
 835         if (wfwritten)
 836             *wfwritten = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 837         else {
 838             WARN("invalid parameter: wfwritten == NULL\n");
 839             return DSERR_INVALIDPARAM;
 840         }
 841     }
 842
 843     return DS_OK;
 844 }
 845
 846 static HRESULT WINAPI PrimaryBufferImpl_Lock(
 847         LPDIRECTSOUNDBUFFER iface,DWORD writecursor,DWORD writebytes,LPVOID *lplpaudioptr1,LPDWORD audiobytes1,LPVOID *lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 848 ) {
 849         HRESULT hres;
 850         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 851         DirectSoundDevice *device = This->device;
 852         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 853                 iface,
 854                 writecursor,
 855                 writebytes,
 856                 lplpaudioptr1,
 857                 audiobytes1,
 858                 lplpaudioptr2,
 859                 audiobytes2,
 860                 flags,
 861                 GetTickCount()
 862         );
 863
 864         if (!audiobytes1)
 865             return DSERR_INVALIDPARAM;
 866
 867         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 868                 WARN("failed priority check!\n");
 869                 return DSERR_PRIOLEVELNEEDED;
 870         }
 871
 872         /* when this flag is set, writecursor is meaningless and must be calculated */
 873         if (flags & DSBLOCK_FROMWRITECURSOR) {
 874                 /* GetCurrentPosition does too much magic to duplicate here */
 875                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
 876                 if (hres != DS_OK) {
 877                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 878                         return hres;
 879                 }
 880         }
 881
 882         /* when this flag is set, writebytes is meaningless and must be set */
 883         if (flags & DSBLOCK_ENTIREBUFFER)
 884                 writebytes = device->buflen;
 885
 886         if (writecursor >= device->buflen) {
 887                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 888                      writecursor, device->buflen);
 889                 return DSERR_INVALIDPARAM;
 890         }
 891
 892         if (writebytes > device->buflen) {
 893                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 894                      writebytes, device->buflen);
 895                 return DSERR_INVALIDPARAM;
 896         }
 897
 898         if (writecursor+writebytes <= device->buflen) {
 899                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 900                 *audiobytes1 = writebytes;
 901                 if (lplpaudioptr2)
 902                         *(LPBYTE*)lplpaudioptr2 = NULL;
 903                 if (audiobytes2)
 904                         *audiobytes2 = 0;
 905                 TRACE("->%d.0\n",writebytes);
 906         } else {
 907                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 908                 *audiobytes1 = device->buflen-writecursor;
 909                 if (lplpaudioptr2)
 910                         *(LPBYTE*)lplpaudioptr2 = device->buffer;
 911                 if (audiobytes2)
 912                         *audiobytes2 = writebytes-(device->buflen-writecursor);
 913                 TRACE("->%d.%d\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 914         }
 915         return DS_OK;
 916 }
 917
 918 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
 919         LPDIRECTSOUNDBUFFER iface,DWORD newpos
 920 ) {
 921         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 922         TRACE("(%p,%d)\n",This,newpos);
 923
 924         /* You cannot set the position of the primary buffer */
 925         WARN("invalid call\n");
 926         return DSERR_INVALIDCALL;
 927 }
 928
 929 static HRESULT WINAPI PrimaryBufferImpl_SetPan(
 930         LPDIRECTSOUNDBUFFER iface,LONG pan
 931 ) {
 932         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 933         DirectSoundDevice *device = This->device;
 934         float lvol, rvol;
 935         HRESULT hr;
 936         TRACE("(%p,%d)\n", iface, pan);
 937
 938         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 939                 WARN("control unavailable\n");
 940                 return DSERR_CONTROLUNAVAIL;
 941         }
 942
 943         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 944                 WARN("invalid parameter: pan = %d\n", pan);
 945                 return DSERR_INVALIDPARAM;
 946         }
 947
 948         /* **** */
 949         EnterCriticalSection(&device->mixlock);
 950
 951         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 952         if(FAILED(hr)){
 953                 LeaveCriticalSection(&device->mixlock);
 954                 WARN("GetChannelVolume failed: %08x\n", hr);
 955                 return hr;
 956         }
 957
 958         if(device->pwfx->nChannels > 1){
 959                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 960                 if(FAILED(hr)){
 961                         LeaveCriticalSection(&device->mixlock);
 962                         WARN("GetChannelVolume failed: %08x\n", hr);
 963                         return hr;
 964                 }
 965         }else
 966                 rvol = 1;
 967
 968         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 969         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 970
 971         DSOUND_AmpFactorToVolPan(&device->volpan);
 972         if (pan != device->volpan.lPan) {
 973                 device->volpan.lPan=pan;
 974                 DSOUND_RecalcVolPan(&device->volpan);
 975
 976                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 977                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 978                 if(FAILED(hr)){
 979                         LeaveCriticalSection(&device->mixlock);
 980                         WARN("SetChannelVolume failed: %08x\n", hr);
 981                         return hr;
 982                 }
 983
 984                 if(device->pwfx->nChannels > 1){
 985                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 986                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 987                         if(FAILED(hr)){
 988                                 LeaveCriticalSection(&device->mixlock);
 989                                 WARN("SetChannelVolume failed: %08x\n", hr);
 990                                 return hr;
 991                         }
 992                 }
 993         }
 994
 995         LeaveCriticalSection(&device->mixlock);
 996         /* **** */
 997
 998         return DS_OK;
 999 }
1000
1001 static HRESULT WINAPI PrimaryBufferImpl_GetPan(
1002         LPDIRECTSOUNDBUFFER iface,LPLONG pan
1003 ) {
1004         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1005         DirectSoundDevice *device = This->device;
1006         float lvol, rvol;
1007         HRESULT hr;
1008         TRACE("(%p,%p)\n", iface, pan);
1009
1010         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
1011                 WARN("control unavailable\n");
1012                 return DSERR_CONTROLUNAVAIL;
1013         }
1014
1015         if (pan == NULL) {
1016                 WARN("invalid parameter: pan == NULL\n");
1017                 return DSERR_INVALIDPARAM;
1018         }
1019
1020         EnterCriticalSection(&device->mixlock);
1021
1022         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
1023         if(FAILED(hr)){
1024                 LeaveCriticalSection(&device->mixlock);
1025                 WARN("GetChannelVolume failed: %08x\n", hr);
1026                 return hr;
1027         }
1028
1029         if(device->pwfx->nChannels > 1){
1030                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
1031                 if(FAILED(hr)){
1032                         LeaveCriticalSection(&device->mixlock);
1033                         WARN("GetChannelVolume failed: %08x\n", hr);
1034                         return hr;
1035                 }
1036         }else
1037                 rvol = 1;
1038
1039         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
1040         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
1041
1042         DSOUND_AmpFactorToVolPan(&device->volpan);
1043         *pan = device->volpan.lPan;
1044
1045         LeaveCriticalSection(&device->mixlock);
1046
1047         return DS_OK;
1048 }
1049
1050 static HRESULT WINAPI PrimaryBufferImpl_Unlock(
1051         LPDIRECTSOUNDBUFFER iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
1052 ) {
1053         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1054         DirectSoundDevice *device = This->device;
1055         TRACE("(%p,%p,%d,%p,%d)\n", iface, p1, x1, p2, x2);
1056
1057         if (device->priolevel != DSSCL_WRITEPRIMARY) {
1058                 WARN("failed priority check!\n");
1059                 return DSERR_PRIOLEVELNEEDED;
1060         }
1061
1062     if((p1 && ((BYTE*)p1 < device->buffer ||
1063                     (BYTE*)p1 >= device->buffer + device->buflen)) ||
1064             (p2 && ((BYTE*)p2 < device->buffer ||
1065                     (BYTE*)p2 >= device->buffer + device->buflen)))
1066         return DSERR_INVALIDPARAM;
1067
1068         return DS_OK;
1069 }
1070
1071 static HRESULT WINAPI PrimaryBufferImpl_Restore(
1072         LPDIRECTSOUNDBUFFER iface
1073 ) {
1074         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1075         FIXME("(%p):stub\n",This);
1076         return DS_OK;
1077 }
1078
1079 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
1080         LPDIRECTSOUNDBUFFER iface,LPDWORD freq
1081 ) {
1082         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1083         DirectSoundDevice *device = This->device;
1084         TRACE("(%p,%p)\n", iface, freq);
1085
1086         if (freq == NULL) {
1087                 WARN("invalid parameter: freq == NULL\n");
1088                 return DSERR_INVALIDPARAM;
1089         }
1090
1091         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
1092                 WARN("control unavailable\n");
1093                 return DSERR_CONTROLUNAVAIL;
1094         }
1095
1096         *freq = device->pwfx->nSamplesPerSec;
1097         TRACE("-> %d\n", *freq);
1098
1099         return DS_OK;
1100 }
1101
1102 static HRESULT WINAPI PrimaryBufferImpl_Initialize(
1103         LPDIRECTSOUNDBUFFER iface,LPDIRECTSOUND dsound,LPCDSBUFFERDESC dbsd
1104 ) {
1105         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1106         WARN("(%p) already initialized\n", This);
1107         return DSERR_ALREADYINITIALIZED;
1108 }
1109
1110 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
1111         LPDIRECTSOUNDBUFFER iface,LPDSBCAPS caps
1112 ) {
1113         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1114         DirectSoundDevice *device = This->device;
1115         TRACE("(%p,%p)\n", iface, caps);
1116
1117         if (caps == NULL) {
1118                 WARN("invalid parameter: caps == NULL\n");
1119                 return DSERR_INVALIDPARAM;
1120         }
1121
1122         if (caps->dwSize < sizeof(*caps)) {
1123                 WARN("invalid parameter: caps->dwSize = %d\n", caps->dwSize);
1124                 return DSERR_INVALIDPARAM;
1125         }
1126
1127         caps->dwFlags = This->dsbd.dwFlags;
1128         caps->dwBufferBytes = device->buflen;
1129
1130         /* Windows reports these as zero */
1131         caps->dwUnlockTransferRate = 0;
1132         caps->dwPlayCpuOverhead = 0;
1133
1134         return DS_OK;
1135 }
1136
1137 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
1138         LPDIRECTSOUNDBUFFER iface,REFIID riid,LPVOID *ppobj
1139 ) {
1140         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1141         DirectSoundDevice *device = This->device;
1142         TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
1143
1144         if (ppobj == NULL) {
1145                 WARN("invalid parameter\n");
1146                 return E_INVALIDARG;
1147         }
1148
1149         *ppobj = NULL;  /* assume failure */
1150
1151         if ( IsEqualGUID(riid, &IID_IUnknown) ||
1152              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
1153                 IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER)This);
1154                 *ppobj = This;
1155                 return S_OK;
1156         }
1157
1158         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
1159         /* a primary buffer can't have a DirectSoundBuffer8 interface */
1160         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
1161                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
1162                 return E_NOINTERFACE;
1163         }
1164
1165         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
1166                 ERR("app requested IDirectSoundNotify on primary buffer\n");
1167                 /* FIXME: should we support this? */
1168                 return E_NOINTERFACE;
1169         }
1170
1171         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
1172                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
1173                 return E_NOINTERFACE;
1174         }
1175
1176         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
1177                 if (!device->listener)
1178                         IDirectSound3DListenerImpl_Create(device, &device->listener);
1179                 if (device->listener) {
1180                         *ppobj = device->listener;
1181                         IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
1182                         return S_OK;
1183                 }
1184
1185                 WARN("IID_IDirectSound3DListener failed\n");
1186                 return E_NOINTERFACE;
1187         }
1188
1189         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1190                 FIXME("app requested IKsPropertySet on primary buffer\n");
1191                 return E_NOINTERFACE;
1192         }
1193
1194         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1195         return E_NOINTERFACE;
1196 }
1197
1198 static const IDirectSoundBufferVtbl dspbvt =
1199 {
1200         PrimaryBufferImpl_QueryInterface,
1201         PrimaryBufferImpl_AddRef,
1202         PrimaryBufferImpl_Release,
1203         PrimaryBufferImpl_GetCaps,
1204         PrimaryBufferImpl_GetCurrentPosition,
1205         PrimaryBufferImpl_GetFormat,
1206         PrimaryBufferImpl_GetVolume,
1207         PrimaryBufferImpl_GetPan,
1208         PrimaryBufferImpl_GetFrequency,
1209         PrimaryBufferImpl_GetStatus,
1210         PrimaryBufferImpl_Initialize,
1211         PrimaryBufferImpl_Lock,
1212         PrimaryBufferImpl_Play,
1213         PrimaryBufferImpl_SetCurrentPosition,
1214         PrimaryBufferImpl_SetFormat,
1215         PrimaryBufferImpl_SetVolume,
1216         PrimaryBufferImpl_SetPan,
1217         PrimaryBufferImpl_SetFrequency,
1218         PrimaryBufferImpl_Stop,
1219         PrimaryBufferImpl_Unlock,
1220         PrimaryBufferImpl_Restore
1221 };
1222
1223 HRESULT primarybuffer_create(DirectSoundDevice *device, IDirectSoundBufferImpl **ppdsb,
1224         const DSBUFFERDESC *dsbd)
1225 {
1226         IDirectSoundBufferImpl *dsb;
1227         TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
1228
1229         if (dsbd->lpwfxFormat) {
1230                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1231                 *ppdsb = NULL;
1232                 return DSERR_INVALIDPARAM;
1233         }
1234
1235         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1236
1237         if (dsb == NULL) {
1238                 WARN("out of memory\n");
1239                 *ppdsb = NULL;
1240                 return DSERR_OUTOFMEMORY;
1241         }
1242
1243         dsb->ref = 1;
1244         dsb->numIfaces = 1;
1245         dsb->device = device;
1246         dsb->IDirectSoundBuffer8_iface.lpVtbl = (IDirectSoundBuffer8Vtbl *)&dspbvt;
1247         dsb->dsbd = *dsbd;
1248
1249         TRACE("Created primary buffer at %p\n", dsb);
1250         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
1251                 "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1252                 device->pwfx->wFormatTag, device->pwfx->nChannels,
1253                 device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
1254                 device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
1255                 device->pwfx->cbSize);
1256
1257         *ppdsb = dsb;
1258         return S_OK;
1259 }