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 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                         (*dsb)->primary_mixpos = 0;
 515
 516                         RtlReleaseResource(&(*dsb)->lock);
 517                         /* **** */
 518                 }
 519         }
 520
 521 done:
 522         LeaveCriticalSection(&(device->mixlock));
 523         RtlReleaseResource(&(device->buffer_list_lock));
 524         /* **** */
 525
 526         HeapFree(GetProcessHeap(), 0, old_fmt);
 527         return err;
 528 }
 529
 530 /*******************************************************************************
 531  *              PrimaryBuffer
 532  */
 533 static inline IDirectSoundBufferImpl *impl_from_IDirectSoundBuffer(IDirectSoundBuffer *iface)
 534 {
 535     /* IDirectSoundBuffer and IDirectSoundBuffer8 use the same iface. */
 536     return CONTAINING_RECORD(iface, IDirectSoundBufferImpl, IDirectSoundBuffer8_iface);
 537 }
 538
 539 /* This sets this format for the primary buffer only */
 540 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(IDirectSoundBuffer *iface,
 541         const WAVEFORMATEX *wfex)
 542 {
 543     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 544     TRACE("(%p,%p)\n", iface, wfex);
 545     return primarybuffer_SetFormat(This->device, wfex);
 546 }
 547
 548 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(IDirectSoundBuffer *iface, LONG vol)
 549 {
 550         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 551         DirectSoundDevice *device = This->device;
 552         HRESULT hr;
 553         float lvol, rvol;
 554
 555         TRACE("(%p,%d)\n", iface, vol);
 556
 557         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 558                 WARN("control unavailable\n");
 559                 return DSERR_CONTROLUNAVAIL;
 560         }
 561
 562         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 563                 WARN("invalid parameter: vol = %d\n", vol);
 564                 return DSERR_INVALIDPARAM;
 565         }
 566
 567         /* **** */
 568         EnterCriticalSection(&device->mixlock);
 569
 570         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 571         if(FAILED(hr)){
 572                 LeaveCriticalSection(&device->mixlock);
 573                 WARN("GetChannelVolume failed: %08x\n", hr);
 574                 return hr;
 575         }
 576
 577         if(device->pwfx->nChannels > 1){
 578                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 579                 if(FAILED(hr)){
 580                         LeaveCriticalSection(&device->mixlock);
 581                         WARN("GetChannelVolume failed: %08x\n", hr);
 582                         return hr;
 583                 }
 584         }else
 585                 rvol = 1;
 586
 587         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 588         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 589
 590         DSOUND_AmpFactorToVolPan(&device->volpan);
 591         if (vol != device->volpan.lVolume) {
 592                 device->volpan.lVolume=vol;
 593                 DSOUND_RecalcVolPan(&device->volpan);
 594                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 595                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 596                 if(FAILED(hr)){
 597                         LeaveCriticalSection(&device->mixlock);
 598                         WARN("SetChannelVolume failed: %08x\n", hr);
 599                         return hr;
 600                 }
 601
 602                 if(device->pwfx->nChannels > 1){
 603                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 604                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 605                         if(FAILED(hr)){
 606                                 LeaveCriticalSection(&device->mixlock);
 607                                 WARN("SetChannelVolume failed: %08x\n", hr);
 608                                 return hr;
 609                         }
 610                 }
 611         }
 612
 613         LeaveCriticalSection(&(device->mixlock));
 614         /* **** */
 615
 616         return DS_OK;
 617 }
 618
 619 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(IDirectSoundBuffer *iface, LONG *vol)
 620 {
 621         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 622         DirectSoundDevice *device = This->device;
 623         float lvol, rvol;
 624         HRESULT hr;
 625         TRACE("(%p,%p)\n", iface, vol);
 626
 627         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 628                 WARN("control unavailable\n");
 629                 return DSERR_CONTROLUNAVAIL;
 630         }
 631
 632         if (vol == NULL) {
 633                 WARN("invalid parameter: vol = NULL\n");
 634                 return DSERR_INVALIDPARAM;
 635         }
 636
 637         EnterCriticalSection(&device->mixlock);
 638
 639         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 640         if(FAILED(hr)){
 641                 LeaveCriticalSection(&device->mixlock);
 642                 WARN("GetChannelVolume failed: %08x\n", hr);
 643                 return hr;
 644         }
 645
 646         if(device->pwfx->nChannels > 1){
 647                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 648                 if(FAILED(hr)){
 649                         LeaveCriticalSection(&device->mixlock);
 650                         WARN("GetChannelVolume failed: %08x\n", hr);
 651                         return hr;
 652                 }
 653         }else
 654                 rvol = 1;
 655
 656         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 657         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 658
 659         DSOUND_AmpFactorToVolPan(&device->volpan);
 660         *vol = device->volpan.lVolume;
 661
 662         LeaveCriticalSection(&device->mixlock);
 663
 664         return DS_OK;
 665 }
 666
 667 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(IDirectSoundBuffer *iface, DWORD freq)
 668 {
 669         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 670         TRACE("(%p,%d)\n",This,freq);
 671
 672         /* You cannot set the frequency of the primary buffer */
 673         WARN("control unavailable\n");
 674         return DSERR_CONTROLUNAVAIL;
 675 }
 676
 677 static HRESULT WINAPI PrimaryBufferImpl_Play(IDirectSoundBuffer *iface, DWORD reserved1,
 678         DWORD reserved2, DWORD flags)
 679 {
 680         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 681         DirectSoundDevice *device = This->device;
 682         TRACE("(%p,%08x,%08x,%08x)\n", iface, reserved1, reserved2, flags);
 683
 684         if (!(flags & DSBPLAY_LOOPING)) {
 685                 WARN("invalid parameter: flags = %08x\n", flags);
 686                 return DSERR_INVALIDPARAM;
 687         }
 688
 689         /* **** */
 690         EnterCriticalSection(&(device->mixlock));
 691
 692         if (device->state == STATE_STOPPED)
 693                 device->state = STATE_STARTING;
 694         else if (device->state == STATE_STOPPING)
 695                 device->state = STATE_PLAYING;
 696
 697         LeaveCriticalSection(&(device->mixlock));
 698         /* **** */
 699
 700         return DS_OK;
 701 }
 702
 703 static HRESULT WINAPI PrimaryBufferImpl_Stop(IDirectSoundBuffer *iface)
 704 {
 705         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 706         DirectSoundDevice *device = This->device;
 707         TRACE("(%p)\n", iface);
 708
 709         /* **** */
 710         EnterCriticalSection(&(device->mixlock));
 711
 712         if (device->state == STATE_PLAYING)
 713                 device->state = STATE_STOPPING;
 714         else if (device->state == STATE_STARTING)
 715                 device->state = STATE_STOPPED;
 716
 717         LeaveCriticalSection(&(device->mixlock));
 718         /* **** */
 719
 720         return DS_OK;
 721 }
 722
 723 static ULONG WINAPI PrimaryBufferImpl_AddRef(IDirectSoundBuffer *iface)
 724 {
 725     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 726     ULONG ref = InterlockedIncrement(&(This->ref));
 727     TRACE("(%p) ref was %d\n", This, ref - 1);
 728     if(ref == 1)
 729         InterlockedIncrement(&This->numIfaces);
 730     return ref;
 731 }
 732
 733 void primarybuffer_destroy(IDirectSoundBufferImpl *This)
 734 {
 735     This->device->primary = NULL;
 736     HeapFree(GetProcessHeap(), 0, This);
 737     TRACE("(%p) released\n", This);
 738 }
 739
 740 static ULONG WINAPI PrimaryBufferImpl_Release(IDirectSoundBuffer *iface)
 741 {
 742     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 743     DWORD ref = InterlockedDecrement(&(This->ref));
 744     TRACE("(%p) ref was %d\n", This, ref + 1);
 745
 746     if (!ref && !InterlockedDecrement(&This->numIfaces))
 747         primarybuffer_destroy(This);
 748     return ref;
 749 }
 750
 751 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(IDirectSoundBuffer *iface,
 752         DWORD *playpos, DWORD *writepos)
 753 {
 754         HRESULT hres;
 755         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 756         DirectSoundDevice *device = This->device;
 757         TRACE("(%p,%p,%p)\n", iface, playpos, writepos);
 758
 759         /* **** */
 760         EnterCriticalSection(&(device->mixlock));
 761
 762         hres = DSOUND_PrimaryGetPosition(device, playpos, writepos);
 763         if (hres != DS_OK) {
 764                 WARN("DSOUND_PrimaryGetPosition failed\n");
 765                 LeaveCriticalSection(&(device->mixlock));
 766                 return hres;
 767         }
 768         if (writepos) {
 769                 if (device->state != STATE_STOPPED)
 770                         /* apply the documented 10ms lead to writepos */
 771                         *writepos += device->writelead;
 772                 while (*writepos >= device->buflen) *writepos -= device->buflen;
 773         }
 774
 775         LeaveCriticalSection(&(device->mixlock));
 776         /* **** */
 777
 778         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
 779         return DS_OK;
 780 }
 781
 782 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(IDirectSoundBuffer *iface, DWORD *status)
 783 {
 784         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 785         DirectSoundDevice *device = This->device;
 786         TRACE("(%p,%p)\n", iface, status);
 787
 788         if (status == NULL) {
 789                 WARN("invalid parameter: status == NULL\n");
 790                 return DSERR_INVALIDPARAM;
 791         }
 792
 793         *status = 0;
 794         if ((device->state == STATE_STARTING) ||
 795             (device->state == STATE_PLAYING))
 796                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 797
 798         TRACE("status=%x\n", *status);
 799         return DS_OK;
 800 }
 801
 802
 803 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(IDirectSoundBuffer *iface, WAVEFORMATEX *lpwf,
 804         DWORD wfsize, DWORD *wfwritten)
 805 {
 806     DWORD size;
 807     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 808     DirectSoundDevice *device = This->device;
 809     TRACE("(%p,%p,%d,%p)\n", iface, lpwf, wfsize, wfwritten);
 810
 811     size = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 812
 813     if (lpwf) { /* NULL is valid */
 814         if (wfsize >= size) {
 815             CopyMemory(lpwf,device->pwfx,size);
 816             if (wfwritten)
 817                 *wfwritten = size;
 818         } else {
 819             WARN("invalid parameter: wfsize too small\n");
 820             if (wfwritten)
 821                 *wfwritten = 0;
 822             return DSERR_INVALIDPARAM;
 823         }
 824     } else {
 825         if (wfwritten)
 826             *wfwritten = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 827         else {
 828             WARN("invalid parameter: wfwritten == NULL\n");
 829             return DSERR_INVALIDPARAM;
 830         }
 831     }
 832
 833     return DS_OK;
 834 }
 835
 836 static HRESULT WINAPI PrimaryBufferImpl_Lock(IDirectSoundBuffer *iface, DWORD writecursor,
 837         DWORD writebytes, void **lplpaudioptr1, DWORD *audiobytes1, void **lplpaudioptr2,
 838         DWORD *audiobytes2, DWORD flags)
 839 {
 840         HRESULT hres;
 841         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 842         DirectSoundDevice *device = This->device;
 843         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 844                 iface,
 845                 writecursor,
 846                 writebytes,
 847                 lplpaudioptr1,
 848                 audiobytes1,
 849                 lplpaudioptr2,
 850                 audiobytes2,
 851                 flags,
 852                 GetTickCount()
 853         );
 854
 855         if (!audiobytes1)
 856             return DSERR_INVALIDPARAM;
 857
 858         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 859                 WARN("failed priority check!\n");
 860                 return DSERR_PRIOLEVELNEEDED;
 861         }
 862
 863         /* when this flag is set, writecursor is meaningless and must be calculated */
 864         if (flags & DSBLOCK_FROMWRITECURSOR) {
 865                 /* GetCurrentPosition does too much magic to duplicate here */
 866                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
 867                 if (hres != DS_OK) {
 868                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 869                         return hres;
 870                 }
 871         }
 872
 873         /* when this flag is set, writebytes is meaningless and must be set */
 874         if (flags & DSBLOCK_ENTIREBUFFER)
 875                 writebytes = device->buflen;
 876
 877         if (writecursor >= device->buflen) {
 878                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 879                      writecursor, device->buflen);
 880                 return DSERR_INVALIDPARAM;
 881         }
 882
 883         if (writebytes > device->buflen) {
 884                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 885                      writebytes, device->buflen);
 886                 return DSERR_INVALIDPARAM;
 887         }
 888
 889         if (writecursor+writebytes <= device->buflen) {
 890                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 891                 *audiobytes1 = writebytes;
 892                 if (lplpaudioptr2)
 893                         *(LPBYTE*)lplpaudioptr2 = NULL;
 894                 if (audiobytes2)
 895                         *audiobytes2 = 0;
 896                 TRACE("->%d.0\n",writebytes);
 897         } else {
 898                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 899                 *audiobytes1 = device->buflen-writecursor;
 900                 if (lplpaudioptr2)
 901                         *(LPBYTE*)lplpaudioptr2 = device->buffer;
 902                 if (audiobytes2)
 903                         *audiobytes2 = writebytes-(device->buflen-writecursor);
 904                 TRACE("->%d.%d\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 905         }
 906         return DS_OK;
 907 }
 908
 909 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(IDirectSoundBuffer *iface, DWORD newpos)
 910 {
 911         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 912         TRACE("(%p,%d)\n",This,newpos);
 913
 914         /* You cannot set the position of the primary buffer */
 915         WARN("invalid call\n");
 916         return DSERR_INVALIDCALL;
 917 }
 918
 919 static HRESULT WINAPI PrimaryBufferImpl_SetPan(IDirectSoundBuffer *iface, LONG pan)
 920 {
 921         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 922         DirectSoundDevice *device = This->device;
 923         float lvol, rvol;
 924         HRESULT hr;
 925         TRACE("(%p,%d)\n", iface, pan);
 926
 927         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 928                 WARN("control unavailable\n");
 929                 return DSERR_CONTROLUNAVAIL;
 930         }
 931
 932         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 933                 WARN("invalid parameter: pan = %d\n", pan);
 934                 return DSERR_INVALIDPARAM;
 935         }
 936
 937         /* **** */
 938         EnterCriticalSection(&device->mixlock);
 939
 940         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 941         if(FAILED(hr)){
 942                 LeaveCriticalSection(&device->mixlock);
 943                 WARN("GetChannelVolume failed: %08x\n", hr);
 944                 return hr;
 945         }
 946
 947         if(device->pwfx->nChannels > 1){
 948                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 949                 if(FAILED(hr)){
 950                         LeaveCriticalSection(&device->mixlock);
 951                         WARN("GetChannelVolume failed: %08x\n", hr);
 952                         return hr;
 953                 }
 954         }else
 955                 rvol = 1;
 956
 957         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 958         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 959
 960         DSOUND_AmpFactorToVolPan(&device->volpan);
 961         if (pan != device->volpan.lPan) {
 962                 device->volpan.lPan=pan;
 963                 DSOUND_RecalcVolPan(&device->volpan);
 964
 965                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 966                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 967                 if(FAILED(hr)){
 968                         LeaveCriticalSection(&device->mixlock);
 969                         WARN("SetChannelVolume failed: %08x\n", hr);
 970                         return hr;
 971                 }
 972
 973                 if(device->pwfx->nChannels > 1){
 974                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 975                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 976                         if(FAILED(hr)){
 977                                 LeaveCriticalSection(&device->mixlock);
 978                                 WARN("SetChannelVolume failed: %08x\n", hr);
 979                                 return hr;
 980                         }
 981                 }
 982         }
 983
 984         LeaveCriticalSection(&device->mixlock);
 985         /* **** */
 986
 987         return DS_OK;
 988 }
 989
 990 static HRESULT WINAPI PrimaryBufferImpl_GetPan(IDirectSoundBuffer *iface, LONG *pan)
 991 {
 992         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 993         DirectSoundDevice *device = This->device;
 994         float lvol, rvol;
 995         HRESULT hr;
 996         TRACE("(%p,%p)\n", iface, pan);
 997
 998         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 999                 WARN("control unavailable\n");
1000                 return DSERR_CONTROLUNAVAIL;
1001         }
1002
1003         if (pan == NULL) {
1004                 WARN("invalid parameter: pan == NULL\n");
1005                 return DSERR_INVALIDPARAM;
1006         }
1007
1008         EnterCriticalSection(&device->mixlock);
1009
1010         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
1011         if(FAILED(hr)){
1012                 LeaveCriticalSection(&device->mixlock);
1013                 WARN("GetChannelVolume failed: %08x\n", hr);
1014                 return hr;
1015         }
1016
1017         if(device->pwfx->nChannels > 1){
1018                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
1019                 if(FAILED(hr)){
1020                         LeaveCriticalSection(&device->mixlock);
1021                         WARN("GetChannelVolume failed: %08x\n", hr);
1022                         return hr;
1023                 }
1024         }else
1025                 rvol = 1;
1026
1027         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
1028         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
1029
1030         DSOUND_AmpFactorToVolPan(&device->volpan);
1031         *pan = device->volpan.lPan;
1032
1033         LeaveCriticalSection(&device->mixlock);
1034
1035         return DS_OK;
1036 }
1037
1038 static HRESULT WINAPI PrimaryBufferImpl_Unlock(IDirectSoundBuffer *iface, void *p1, DWORD x1,
1039         void *p2, DWORD x2)
1040 {
1041         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1042         DirectSoundDevice *device = This->device;
1043         TRACE("(%p,%p,%d,%p,%d)\n", iface, p1, x1, p2, x2);
1044
1045         if (device->priolevel != DSSCL_WRITEPRIMARY) {
1046                 WARN("failed priority check!\n");
1047                 return DSERR_PRIOLEVELNEEDED;
1048         }
1049
1050     if((p1 && ((BYTE*)p1 < device->buffer ||
1051                     (BYTE*)p1 >= device->buffer + device->buflen)) ||
1052             (p2 && ((BYTE*)p2 < device->buffer ||
1053                     (BYTE*)p2 >= device->buffer + device->buflen)))
1054         return DSERR_INVALIDPARAM;
1055
1056         return DS_OK;
1057 }
1058
1059 static HRESULT WINAPI PrimaryBufferImpl_Restore(IDirectSoundBuffer *iface)
1060 {
1061         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1062         FIXME("(%p):stub\n",This);
1063         return DS_OK;
1064 }
1065
1066 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(IDirectSoundBuffer *iface, DWORD *freq)
1067 {
1068         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1069         DirectSoundDevice *device = This->device;
1070         TRACE("(%p,%p)\n", iface, freq);
1071
1072         if (freq == NULL) {
1073                 WARN("invalid parameter: freq == NULL\n");
1074                 return DSERR_INVALIDPARAM;
1075         }
1076
1077         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
1078                 WARN("control unavailable\n");
1079                 return DSERR_CONTROLUNAVAIL;
1080         }
1081
1082         *freq = device->pwfx->nSamplesPerSec;
1083         TRACE("-> %d\n", *freq);
1084
1085         return DS_OK;
1086 }
1087
1088 static HRESULT WINAPI PrimaryBufferImpl_Initialize(IDirectSoundBuffer *iface, IDirectSound *dsound,
1089         const DSBUFFERDESC *dbsd)
1090 {
1091         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1092         WARN("(%p) already initialized\n", This);
1093         return DSERR_ALREADYINITIALIZED;
1094 }
1095
1096 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(IDirectSoundBuffer *iface, DSBCAPS *caps)
1097 {
1098         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1099         DirectSoundDevice *device = This->device;
1100         TRACE("(%p,%p)\n", iface, caps);
1101
1102         if (caps == NULL) {
1103                 WARN("invalid parameter: caps == NULL\n");
1104                 return DSERR_INVALIDPARAM;
1105         }
1106
1107         if (caps->dwSize < sizeof(*caps)) {
1108                 WARN("invalid parameter: caps->dwSize = %d\n", caps->dwSize);
1109                 return DSERR_INVALIDPARAM;
1110         }
1111
1112         caps->dwFlags = This->dsbd.dwFlags;
1113         caps->dwBufferBytes = device->buflen;
1114
1115         /* Windows reports these as zero */
1116         caps->dwUnlockTransferRate = 0;
1117         caps->dwPlayCpuOverhead = 0;
1118
1119         return DS_OK;
1120 }
1121
1122 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(IDirectSoundBuffer *iface, REFIID riid,
1123         void **ppobj)
1124 {
1125         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1126
1127         TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
1128
1129         if (ppobj == NULL) {
1130                 WARN("invalid parameter\n");
1131                 return E_INVALIDARG;
1132         }
1133
1134         *ppobj = NULL;  /* assume failure */
1135
1136         if ( IsEqualGUID(riid, &IID_IUnknown) ||
1137              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
1138                 IDirectSoundBuffer_AddRef(iface);
1139                 *ppobj = iface;
1140                 return S_OK;
1141         }
1142
1143         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
1144         /* a primary buffer can't have a DirectSoundBuffer8 interface */
1145         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
1146                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
1147                 return E_NOINTERFACE;
1148         }
1149
1150         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
1151                 ERR("app requested IDirectSoundNotify on primary buffer\n");
1152                 /* FIXME: should we support this? */
1153                 return E_NOINTERFACE;
1154         }
1155
1156         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
1157                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
1158                 return E_NOINTERFACE;
1159         }
1160
1161         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
1162                 *ppobj = &This->IDirectSound3DListener_iface;
1163                 IDirectSound3DListener_AddRef(&This->IDirectSound3DListener_iface);
1164                 return S_OK;
1165         }
1166
1167         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1168                 *ppobj = &This->IKsPropertySet_iface;
1169                 IKsPropertySet_AddRef(&This->IKsPropertySet_iface);
1170                 return S_OK;
1171         }
1172
1173         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1174         return E_NOINTERFACE;
1175 }
1176
1177 static const IDirectSoundBufferVtbl dspbvt =
1178 {
1179         PrimaryBufferImpl_QueryInterface,
1180         PrimaryBufferImpl_AddRef,
1181         PrimaryBufferImpl_Release,
1182         PrimaryBufferImpl_GetCaps,
1183         PrimaryBufferImpl_GetCurrentPosition,
1184         PrimaryBufferImpl_GetFormat,
1185         PrimaryBufferImpl_GetVolume,
1186         PrimaryBufferImpl_GetPan,
1187         PrimaryBufferImpl_GetFrequency,
1188         PrimaryBufferImpl_GetStatus,
1189         PrimaryBufferImpl_Initialize,
1190         PrimaryBufferImpl_Lock,
1191         PrimaryBufferImpl_Play,
1192         PrimaryBufferImpl_SetCurrentPosition,
1193         PrimaryBufferImpl_SetFormat,
1194         PrimaryBufferImpl_SetVolume,
1195         PrimaryBufferImpl_SetPan,
1196         PrimaryBufferImpl_SetFrequency,
1197         PrimaryBufferImpl_Stop,
1198         PrimaryBufferImpl_Unlock,
1199         PrimaryBufferImpl_Restore
1200 };
1201
1202 HRESULT primarybuffer_create(DirectSoundDevice *device, IDirectSoundBufferImpl **ppdsb,
1203         const DSBUFFERDESC *dsbd)
1204 {
1205         IDirectSoundBufferImpl *dsb;
1206         TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
1207
1208         if (dsbd->lpwfxFormat) {
1209                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1210                 *ppdsb = NULL;
1211                 return DSERR_INVALIDPARAM;
1212         }
1213
1214         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1215
1216         if (dsb == NULL) {
1217                 WARN("out of memory\n");
1218                 *ppdsb = NULL;
1219                 return DSERR_OUTOFMEMORY;
1220         }
1221
1222         dsb->ref = 0;
1223         dsb->ref3D = 0;
1224         dsb->refiks = 0;
1225         dsb->numIfaces = 0;
1226         dsb->device = device;
1227         dsb->IDirectSoundBuffer8_iface.lpVtbl = (IDirectSoundBuffer8Vtbl *)&dspbvt;
1228         dsb->IDirectSound3DListener_iface.lpVtbl = &ds3dlvt;
1229         dsb->IKsPropertySet_iface.lpVtbl = &iksbvt;
1230         dsb->dsbd = *dsbd;
1231
1232         /* IDirectSound3DListener */
1233         device->ds3dl.dwSize = sizeof(DS3DLISTENER);
1234         device->ds3dl.vPosition.x = 0.0;
1235         device->ds3dl.vPosition.y = 0.0;
1236         device->ds3dl.vPosition.z = 0.0;
1237         device->ds3dl.vVelocity.x = 0.0;
1238         device->ds3dl.vVelocity.y = 0.0;
1239         device->ds3dl.vVelocity.z = 0.0;
1240         device->ds3dl.vOrientFront.x = 0.0;
1241         device->ds3dl.vOrientFront.y = 0.0;
1242         device->ds3dl.vOrientFront.z = 1.0;
1243         device->ds3dl.vOrientTop.x = 0.0;
1244         device->ds3dl.vOrientTop.y = 1.0;
1245         device->ds3dl.vOrientTop.z = 0.0;
1246         device->ds3dl.flDistanceFactor = DS3D_DEFAULTDISTANCEFACTOR;
1247         device->ds3dl.flRolloffFactor = DS3D_DEFAULTROLLOFFFACTOR;
1248         device->ds3dl.flDopplerFactor = DS3D_DEFAULTDOPPLERFACTOR;
1249         device->ds3dl_need_recalc = TRUE;
1250
1251         TRACE("Created primary buffer at %p\n", dsb);
1252         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
1253                 "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1254                 device->pwfx->wFormatTag, device->pwfx->nChannels,
1255                 device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
1256                 device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
1257                 device->pwfx->cbSize);
1258
1259         IDirectSoundBuffer_AddRef(&dsb->IDirectSoundBuffer8_iface);
1260         *ppdsb = dsb;
1261         return S_OK;
1262 }