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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, 50000, 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         /* **** */
 378         RtlAcquireResourceExclusive(&(device->buffer_list_lock), TRUE);
 379         EnterCriticalSection(&(device->mixlock));
 380
 381         old_fmt = device->pwfx;
 382         device->pwfx = DSOUND_CopyFormat(passed_fmt);
 383         fmtex = (WAVEFORMATEXTENSIBLE *)device->pwfx;
 384         if (device->pwfx == NULL) {
 385                 device->pwfx = old_fmt;
 386                 old_fmt = NULL;
 387                 err = DSERR_OUTOFMEMORY;
 388                 goto done;
 389         }
 390
 391         DSOUND_PrimaryClose(device);
 392
 393         err = DSOUND_ReopenDevice(device, FALSE);
 394         if(SUCCEEDED(err))
 395                 goto opened;
 396
 397         /* requested format failed, so try others */
 398         if(device->pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT){
 399                 device->pwfx->wFormatTag = WAVE_FORMAT_PCM;
 400                 device->pwfx->wBitsPerSample = 32;
 401                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 402                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 403
 404                 err = DSOUND_ReopenDevice(device, FALSE);
 405                 if(SUCCEEDED(err))
 406                         goto opened;
 407         }
 408
 409         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 410                          IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)){
 411                 fmtex->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
 412                 device->pwfx->wBitsPerSample = 32;
 413                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 414                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 415
 416                 err = DSOUND_ReopenDevice(device, FALSE);
 417                 if(SUCCEEDED(err))
 418                         goto opened;
 419         }
 420
 421         device->pwfx->wBitsPerSample = 32;
 422         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 423         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 424         err = DSOUND_ReopenDevice(device, FALSE);
 425         if(SUCCEEDED(err))
 426                 goto opened;
 427
 428         device->pwfx->wBitsPerSample = 16;
 429         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 430         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 431         err = DSOUND_ReopenDevice(device, FALSE);
 432         if(SUCCEEDED(err))
 433                 goto opened;
 434
 435         device->pwfx->wBitsPerSample = 8;
 436         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 437         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 438         err = DSOUND_ReopenDevice(device, FALSE);
 439         if(SUCCEEDED(err))
 440                 goto opened;
 441
 442         device->pwfx->nChannels = (passed_fmt->nChannels == 2) ? 1 : 2;
 443         device->pwfx->wBitsPerSample = passed_fmt->wBitsPerSample;
 444         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 445         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 446         err = DSOUND_ReopenDevice(device, FALSE);
 447         if(SUCCEEDED(err))
 448                 goto opened;
 449
 450         device->pwfx->wBitsPerSample = 32;
 451         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 452         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 453         err = DSOUND_ReopenDevice(device, FALSE);
 454         if(SUCCEEDED(err))
 455                 goto opened;
 456
 457         device->pwfx->wBitsPerSample = 16;
 458         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 459         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 460         err = DSOUND_ReopenDevice(device, FALSE);
 461         if(SUCCEEDED(err))
 462                 goto opened;
 463
 464         device->pwfx->wBitsPerSample = 8;
 465         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 466         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 467         err = DSOUND_ReopenDevice(device, FALSE);
 468         if(SUCCEEDED(err))
 469                 goto opened;
 470
 471         WARN("No formats could be opened\n");
 472         goto done;
 473
 474 opened:
 475         err = DSOUND_PrimaryOpen(device);
 476         if (err != DS_OK) {
 477                 WARN("DSOUND_PrimaryOpen failed\n");
 478                 goto done;
 479         }
 480
 481         if (passed_fmt->nSamplesPerSec/100 != device->pwfx->nSamplesPerSec/100 && forced && device->buffer)
 482         {
 483                 DSOUND_PrimaryClose(device);
 484                 device->pwfx->nSamplesPerSec = passed_fmt->nSamplesPerSec;
 485                 err = DSOUND_ReopenDevice(device, TRUE);
 486                 if (FAILED(err))
 487                         WARN("DSOUND_ReopenDevice(2) failed: %08x\n", err);
 488                 else if (FAILED((err = DSOUND_PrimaryOpen(device))))
 489                         WARN("DSOUND_PrimaryOpen(2) failed: %08x\n", err);
 490         }
 491
 492         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 493         device->mix_buffer = HeapReAlloc(GetProcessHeap(), 0, device->mix_buffer, device->mix_buffer_len);
 494         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 495         device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 496         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 497
 498         if (old_fmt->nSamplesPerSec != device->pwfx->nSamplesPerSec ||
 499                         old_fmt->wBitsPerSample != device->pwfx->wBitsPerSample ||
 500                         old_fmt->nChannels != device->pwfx->nChannels) {
 501                 IDirectSoundBufferImpl** dsb = device->buffers;
 502                 for (i = 0; i < device->nrofbuffers; i++, dsb++) {
 503                         /* **** */
 504                         RtlAcquireResourceExclusive(&(*dsb)->lock, TRUE);
 505
 506                         (*dsb)->freqAdjust = ((DWORD64)(*dsb)->freq << DSOUND_FREQSHIFT) / device->pwfx->nSamplesPerSec;
 507                         DSOUND_RecalcFormat((*dsb));
 508                         DSOUND_MixToTemporary((*dsb), 0, (*dsb)->buflen, FALSE);
 509                         (*dsb)->primary_mixpos = 0;
 510
 511                         RtlReleaseResource(&(*dsb)->lock);
 512                         /* **** */
 513                 }
 514         }
 515
 516 done:
 517         LeaveCriticalSection(&(device->mixlock));
 518         RtlReleaseResource(&(device->buffer_list_lock));
 519         /* **** */
 520
 521         HeapFree(GetProcessHeap(), 0, old_fmt);
 522         return err;
 523 }
 524
 525 /*******************************************************************************
 526  *              PrimaryBuffer
 527  */
 528 static inline IDirectSoundBufferImpl *impl_from_IDirectSoundBuffer(IDirectSoundBuffer *iface)
 529 {
 530     /* IDirectSoundBuffer and IDirectSoundBuffer8 use the same iface. */
 531     return CONTAINING_RECORD(iface, IDirectSoundBufferImpl, IDirectSoundBuffer8_iface);
 532 }
 533
 534 /* This sets this format for the <em>Primary Buffer Only</em> */
 535 /* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
 536 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
 537     LPDIRECTSOUNDBUFFER iface,
 538     LPCWAVEFORMATEX wfex)
 539 {
 540     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 541     TRACE("(%p,%p)\n", iface, wfex);
 542     return primarybuffer_SetFormat(This->device, wfex);
 543 }
 544
 545 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
 546         LPDIRECTSOUNDBUFFER iface,LONG vol
 547 ) {
 548         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 549         DirectSoundDevice *device = This->device;
 550         HRESULT hr;
 551         float lvol, rvol;
 552
 553         TRACE("(%p,%d)\n", iface, vol);
 554
 555         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 556                 WARN("control unavailable\n");
 557                 return DSERR_CONTROLUNAVAIL;
 558         }
 559
 560         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 561                 WARN("invalid parameter: vol = %d\n", vol);
 562                 return DSERR_INVALIDPARAM;
 563         }
 564
 565         /* **** */
 566         EnterCriticalSection(&device->mixlock);
 567
 568         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 569         if(FAILED(hr)){
 570                 LeaveCriticalSection(&device->mixlock);
 571                 WARN("GetChannelVolume failed: %08x\n", hr);
 572                 return hr;
 573         }
 574
 575         if(device->pwfx->nChannels > 1){
 576                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 577                 if(FAILED(hr)){
 578                         LeaveCriticalSection(&device->mixlock);
 579                         WARN("GetChannelVolume failed: %08x\n", hr);
 580                         return hr;
 581                 }
 582         }else
 583                 rvol = 1;
 584
 585         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 586         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 587
 588         DSOUND_AmpFactorToVolPan(&device->volpan);
 589         if (vol != device->volpan.lVolume) {
 590                 device->volpan.lVolume=vol;
 591                 DSOUND_RecalcVolPan(&device->volpan);
 592                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 593                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 594                 if(FAILED(hr)){
 595                         LeaveCriticalSection(&device->mixlock);
 596                         WARN("SetChannelVolume failed: %08x\n", hr);
 597                         return hr;
 598                 }
 599
 600                 if(device->pwfx->nChannels > 1){
 601                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 602                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 603                         if(FAILED(hr)){
 604                                 LeaveCriticalSection(&device->mixlock);
 605                                 WARN("SetChannelVolume failed: %08x\n", hr);
 606                                 return hr;
 607                         }
 608                 }
 609         }
 610
 611         LeaveCriticalSection(&(device->mixlock));
 612         /* **** */
 613
 614         return DS_OK;
 615 }
 616
 617 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
 618         LPDIRECTSOUNDBUFFER iface,LPLONG vol
 619 ) {
 620         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 621         DirectSoundDevice *device = This->device;
 622         float lvol, rvol;
 623         HRESULT hr;
 624         TRACE("(%p,%p)\n", iface, vol);
 625
 626         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 627                 WARN("control unavailable\n");
 628                 return DSERR_CONTROLUNAVAIL;
 629         }
 630
 631         if (vol == NULL) {
 632                 WARN("invalid parameter: vol = NULL\n");
 633                 return DSERR_INVALIDPARAM;
 634         }
 635
 636         EnterCriticalSection(&device->mixlock);
 637
 638         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 639         if(FAILED(hr)){
 640                 LeaveCriticalSection(&device->mixlock);
 641                 WARN("GetChannelVolume failed: %08x\n", hr);
 642                 return hr;
 643         }
 644
 645         if(device->pwfx->nChannels > 1){
 646                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 647                 if(FAILED(hr)){
 648                         LeaveCriticalSection(&device->mixlock);
 649                         WARN("GetChannelVolume failed: %08x\n", hr);
 650                         return hr;
 651                 }
 652         }else
 653                 rvol = 1;
 654
 655         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 656         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 657
 658         DSOUND_AmpFactorToVolPan(&device->volpan);
 659         *vol = device->volpan.lVolume;
 660
 661         LeaveCriticalSection(&device->mixlock);
 662
 663         return DS_OK;
 664 }
 665
 666 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
 667         LPDIRECTSOUNDBUFFER 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(
 678         LPDIRECTSOUNDBUFFER iface,DWORD reserved1,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(LPDIRECTSOUNDBUFFER 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(LPDIRECTSOUNDBUFFER 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(LPDIRECTSOUNDBUFFER 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(
 752         LPDIRECTSOUNDBUFFER iface,LPDWORD playpos,LPDWORD 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(
 783         LPDIRECTSOUNDBUFFER iface,LPDWORD status
 784 ) {
 785         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 786         DirectSoundDevice *device = This->device;
 787         TRACE("(%p,%p)\n", iface, status);
 788
 789         if (status == NULL) {
 790                 WARN("invalid parameter: status == NULL\n");
 791                 return DSERR_INVALIDPARAM;
 792         }
 793
 794         *status = 0;
 795         if ((device->state == STATE_STARTING) ||
 796             (device->state == STATE_PLAYING))
 797                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 798
 799         TRACE("status=%x\n", *status);
 800         return DS_OK;
 801 }
 802
 803
 804 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
 805     LPDIRECTSOUNDBUFFER iface,
 806     LPWAVEFORMATEX lpwf,
 807     DWORD wfsize,
 808     LPDWORD wfwritten)
 809 {
 810     DWORD size;
 811     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 812     DirectSoundDevice *device = This->device;
 813     TRACE("(%p,%p,%d,%p)\n", iface, lpwf, wfsize, wfwritten);
 814
 815     size = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 816
 817     if (lpwf) { /* NULL is valid */
 818         if (wfsize >= size) {
 819             CopyMemory(lpwf,device->pwfx,size);
 820             if (wfwritten)
 821                 *wfwritten = size;
 822         } else {
 823             WARN("invalid parameter: wfsize too small\n");
 824             if (wfwritten)
 825                 *wfwritten = 0;
 826             return DSERR_INVALIDPARAM;
 827         }
 828     } else {
 829         if (wfwritten)
 830             *wfwritten = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 831         else {
 832             WARN("invalid parameter: wfwritten == NULL\n");
 833             return DSERR_INVALIDPARAM;
 834         }
 835     }
 836
 837     return DS_OK;
 838 }
 839
 840 static HRESULT WINAPI PrimaryBufferImpl_Lock(
 841         LPDIRECTSOUNDBUFFER iface,DWORD writecursor,DWORD writebytes,LPVOID *lplpaudioptr1,LPDWORD audiobytes1,LPVOID *lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 842 ) {
 843         HRESULT hres;
 844         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 845         DirectSoundDevice *device = This->device;
 846         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 847                 iface,
 848                 writecursor,
 849                 writebytes,
 850                 lplpaudioptr1,
 851                 audiobytes1,
 852                 lplpaudioptr2,
 853                 audiobytes2,
 854                 flags,
 855                 GetTickCount()
 856         );
 857
 858         if (!audiobytes1)
 859             return DSERR_INVALIDPARAM;
 860
 861         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 862                 WARN("failed priority check!\n");
 863                 return DSERR_PRIOLEVELNEEDED;
 864         }
 865
 866         /* when this flag is set, writecursor is meaningless and must be calculated */
 867         if (flags & DSBLOCK_FROMWRITECURSOR) {
 868                 /* GetCurrentPosition does too much magic to duplicate here */
 869                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
 870                 if (hres != DS_OK) {
 871                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 872                         return hres;
 873                 }
 874         }
 875
 876         /* when this flag is set, writebytes is meaningless and must be set */
 877         if (flags & DSBLOCK_ENTIREBUFFER)
 878                 writebytes = device->buflen;
 879
 880         if (writecursor >= device->buflen) {
 881                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 882                      writecursor, device->buflen);
 883                 return DSERR_INVALIDPARAM;
 884         }
 885
 886         if (writebytes > device->buflen) {
 887                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 888                      writebytes, device->buflen);
 889                 return DSERR_INVALIDPARAM;
 890         }
 891
 892         if (writecursor+writebytes <= device->buflen) {
 893                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 894                 *audiobytes1 = writebytes;
 895                 if (lplpaudioptr2)
 896                         *(LPBYTE*)lplpaudioptr2 = NULL;
 897                 if (audiobytes2)
 898                         *audiobytes2 = 0;
 899                 TRACE("->%d.0\n",writebytes);
 900         } else {
 901                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 902                 *audiobytes1 = device->buflen-writecursor;
 903                 if (lplpaudioptr2)
 904                         *(LPBYTE*)lplpaudioptr2 = device->buffer;
 905                 if (audiobytes2)
 906                         *audiobytes2 = writebytes-(device->buflen-writecursor);
 907                 TRACE("->%d.%d\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 908         }
 909         return DS_OK;
 910 }
 911
 912 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
 913         LPDIRECTSOUNDBUFFER iface,DWORD newpos
 914 ) {
 915         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 916         TRACE("(%p,%d)\n",This,newpos);
 917
 918         /* You cannot set the position of the primary buffer */
 919         WARN("invalid call\n");
 920         return DSERR_INVALIDCALL;
 921 }
 922
 923 static HRESULT WINAPI PrimaryBufferImpl_SetPan(
 924         LPDIRECTSOUNDBUFFER iface,LONG pan
 925 ) {
 926         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 927         DirectSoundDevice *device = This->device;
 928         float lvol, rvol;
 929         HRESULT hr;
 930         TRACE("(%p,%d)\n", iface, pan);
 931
 932         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 933                 WARN("control unavailable\n");
 934                 return DSERR_CONTROLUNAVAIL;
 935         }
 936
 937         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 938                 WARN("invalid parameter: pan = %d\n", pan);
 939                 return DSERR_INVALIDPARAM;
 940         }
 941
 942         /* **** */
 943         EnterCriticalSection(&device->mixlock);
 944
 945         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 946         if(FAILED(hr)){
 947                 LeaveCriticalSection(&device->mixlock);
 948                 WARN("GetChannelVolume failed: %08x\n", hr);
 949                 return hr;
 950         }
 951
 952         if(device->pwfx->nChannels > 1){
 953                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 954                 if(FAILED(hr)){
 955                         LeaveCriticalSection(&device->mixlock);
 956                         WARN("GetChannelVolume failed: %08x\n", hr);
 957                         return hr;
 958                 }
 959         }else
 960                 rvol = 1;
 961
 962         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 963         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 964
 965         DSOUND_AmpFactorToVolPan(&device->volpan);
 966         if (pan != device->volpan.lPan) {
 967                 device->volpan.lPan=pan;
 968                 DSOUND_RecalcVolPan(&device->volpan);
 969
 970                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 971                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 972                 if(FAILED(hr)){
 973                         LeaveCriticalSection(&device->mixlock);
 974                         WARN("SetChannelVolume failed: %08x\n", hr);
 975                         return hr;
 976                 }
 977
 978                 if(device->pwfx->nChannels > 1){
 979                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 980                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 981                         if(FAILED(hr)){
 982                                 LeaveCriticalSection(&device->mixlock);
 983                                 WARN("SetChannelVolume failed: %08x\n", hr);
 984                                 return hr;
 985                         }
 986                 }
 987         }
 988
 989         LeaveCriticalSection(&device->mixlock);
 990         /* **** */
 991
 992         return DS_OK;
 993 }
 994
 995 static HRESULT WINAPI PrimaryBufferImpl_GetPan(
 996         LPDIRECTSOUNDBUFFER iface,LPLONG pan
 997 ) {
 998         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 999         DirectSoundDevice *device = This->device;
1000         float lvol, rvol;
1001         HRESULT hr;
1002         TRACE("(%p,%p)\n", iface, pan);
1003
1004         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
1005                 WARN("control unavailable\n");
1006                 return DSERR_CONTROLUNAVAIL;
1007         }
1008
1009         if (pan == NULL) {
1010                 WARN("invalid parameter: pan == NULL\n");
1011                 return DSERR_INVALIDPARAM;
1012         }
1013
1014         EnterCriticalSection(&device->mixlock);
1015
1016         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
1017         if(FAILED(hr)){
1018                 LeaveCriticalSection(&device->mixlock);
1019                 WARN("GetChannelVolume failed: %08x\n", hr);
1020                 return hr;
1021         }
1022
1023         if(device->pwfx->nChannels > 1){
1024                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
1025                 if(FAILED(hr)){
1026                         LeaveCriticalSection(&device->mixlock);
1027                         WARN("GetChannelVolume failed: %08x\n", hr);
1028                         return hr;
1029                 }
1030         }else
1031                 rvol = 1;
1032
1033         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
1034         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
1035
1036         DSOUND_AmpFactorToVolPan(&device->volpan);
1037         *pan = device->volpan.lPan;
1038
1039         LeaveCriticalSection(&device->mixlock);
1040
1041         return DS_OK;
1042 }
1043
1044 static HRESULT WINAPI PrimaryBufferImpl_Unlock(
1045         LPDIRECTSOUNDBUFFER iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
1046 ) {
1047         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1048         DirectSoundDevice *device = This->device;
1049         TRACE("(%p,%p,%d,%p,%d)\n", iface, p1, x1, p2, x2);
1050
1051         if (device->priolevel != DSSCL_WRITEPRIMARY) {
1052                 WARN("failed priority check!\n");
1053                 return DSERR_PRIOLEVELNEEDED;
1054         }
1055
1056     if((p1 && ((BYTE*)p1 < device->buffer ||
1057                     (BYTE*)p1 >= device->buffer + device->buflen)) ||
1058             (p2 && ((BYTE*)p2 < device->buffer ||
1059                     (BYTE*)p2 >= device->buffer + device->buflen)))
1060         return DSERR_INVALIDPARAM;
1061
1062         return DS_OK;
1063 }
1064
1065 static HRESULT WINAPI PrimaryBufferImpl_Restore(
1066         LPDIRECTSOUNDBUFFER iface
1067 ) {
1068         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1069         FIXME("(%p):stub\n",This);
1070         return DS_OK;
1071 }
1072
1073 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
1074         LPDIRECTSOUNDBUFFER iface,LPDWORD freq
1075 ) {
1076         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1077         DirectSoundDevice *device = This->device;
1078         TRACE("(%p,%p)\n", iface, freq);
1079
1080         if (freq == NULL) {
1081                 WARN("invalid parameter: freq == NULL\n");
1082                 return DSERR_INVALIDPARAM;
1083         }
1084
1085         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
1086                 WARN("control unavailable\n");
1087                 return DSERR_CONTROLUNAVAIL;
1088         }
1089
1090         *freq = device->pwfx->nSamplesPerSec;
1091         TRACE("-> %d\n", *freq);
1092
1093         return DS_OK;
1094 }
1095
1096 static HRESULT WINAPI PrimaryBufferImpl_Initialize(
1097         LPDIRECTSOUNDBUFFER iface,LPDIRECTSOUND dsound,LPCDSBUFFERDESC dbsd
1098 ) {
1099         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1100         WARN("(%p) already initialized\n", This);
1101         return DSERR_ALREADYINITIALIZED;
1102 }
1103
1104 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
1105         LPDIRECTSOUNDBUFFER iface,LPDSBCAPS caps
1106 ) {
1107         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1108         DirectSoundDevice *device = This->device;
1109         TRACE("(%p,%p)\n", iface, caps);
1110
1111         if (caps == NULL) {
1112                 WARN("invalid parameter: caps == NULL\n");
1113                 return DSERR_INVALIDPARAM;
1114         }
1115
1116         if (caps->dwSize < sizeof(*caps)) {
1117                 WARN("invalid parameter: caps->dwSize = %d\n", caps->dwSize);
1118                 return DSERR_INVALIDPARAM;
1119         }
1120
1121         caps->dwFlags = This->dsbd.dwFlags;
1122         caps->dwBufferBytes = device->buflen;
1123
1124         /* Windows reports these as zero */
1125         caps->dwUnlockTransferRate = 0;
1126         caps->dwPlayCpuOverhead = 0;
1127
1128         return DS_OK;
1129 }
1130
1131 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
1132         LPDIRECTSOUNDBUFFER iface,REFIID riid,LPVOID *ppobj
1133 ) {
1134         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1135         DirectSoundDevice *device = This->device;
1136         TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
1137
1138         if (ppobj == NULL) {
1139                 WARN("invalid parameter\n");
1140                 return E_INVALIDARG;
1141         }
1142
1143         *ppobj = NULL;  /* assume failure */
1144
1145         if ( IsEqualGUID(riid, &IID_IUnknown) ||
1146              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
1147                 IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER)This);
1148                 *ppobj = This;
1149                 return S_OK;
1150         }
1151
1152         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
1153         /* a primary buffer can't have a DirectSoundBuffer8 interface */
1154         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
1155                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
1156                 return E_NOINTERFACE;
1157         }
1158
1159         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
1160                 ERR("app requested IDirectSoundNotify on primary buffer\n");
1161                 /* FIXME: should we support this? */
1162                 return E_NOINTERFACE;
1163         }
1164
1165         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
1166                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
1167                 return E_NOINTERFACE;
1168         }
1169
1170         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
1171                 if (!device->listener)
1172                         IDirectSound3DListenerImpl_Create(device, &device->listener);
1173                 if (device->listener) {
1174                         *ppobj = device->listener;
1175                         IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
1176                         return S_OK;
1177                 }
1178
1179                 WARN("IID_IDirectSound3DListener failed\n");
1180                 return E_NOINTERFACE;
1181         }
1182
1183         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1184                 FIXME("app requested IKsPropertySet on primary buffer\n");
1185                 return E_NOINTERFACE;
1186         }
1187
1188         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1189         return E_NOINTERFACE;
1190 }
1191
1192 static const IDirectSoundBufferVtbl dspbvt =
1193 {
1194         PrimaryBufferImpl_QueryInterface,
1195         PrimaryBufferImpl_AddRef,
1196         PrimaryBufferImpl_Release,
1197         PrimaryBufferImpl_GetCaps,
1198         PrimaryBufferImpl_GetCurrentPosition,
1199         PrimaryBufferImpl_GetFormat,
1200         PrimaryBufferImpl_GetVolume,
1201         PrimaryBufferImpl_GetPan,
1202         PrimaryBufferImpl_GetFrequency,
1203         PrimaryBufferImpl_GetStatus,
1204         PrimaryBufferImpl_Initialize,
1205         PrimaryBufferImpl_Lock,
1206         PrimaryBufferImpl_Play,
1207         PrimaryBufferImpl_SetCurrentPosition,
1208         PrimaryBufferImpl_SetFormat,
1209         PrimaryBufferImpl_SetVolume,
1210         PrimaryBufferImpl_SetPan,
1211         PrimaryBufferImpl_SetFrequency,
1212         PrimaryBufferImpl_Stop,
1213         PrimaryBufferImpl_Unlock,
1214         PrimaryBufferImpl_Restore
1215 };
1216
1217 HRESULT primarybuffer_create(DirectSoundDevice *device, IDirectSoundBufferImpl **ppdsb,
1218         const DSBUFFERDESC *dsbd)
1219 {
1220         IDirectSoundBufferImpl *dsb;
1221         TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
1222
1223         if (dsbd->lpwfxFormat) {
1224                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1225                 *ppdsb = NULL;
1226                 return DSERR_INVALIDPARAM;
1227         }
1228
1229         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1230
1231         if (dsb == NULL) {
1232                 WARN("out of memory\n");
1233                 *ppdsb = NULL;
1234                 return DSERR_OUTOFMEMORY;
1235         }
1236
1237         dsb->ref = 1;
1238         dsb->numIfaces = 1;
1239         dsb->device = device;
1240         dsb->IDirectSoundBuffer8_iface.lpVtbl = (IDirectSoundBuffer8Vtbl *)&dspbvt;
1241         dsb->dsbd = *dsbd;
1242
1243         TRACE("Created primary buffer at %p\n", dsb);
1244         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
1245                 "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1246                 device->pwfx->wFormatTag, device->pwfx->nChannels,
1247                 device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
1248                 device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
1249                 device->pwfx->cbSize);
1250
1251         *ppdsb = dsb;
1252         return S_OK;
1253 }