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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 static DWORD DSOUND_fraglen(DirectSoundDevice *device)
  44 {
  45     REFERENCE_TIME period;
  46     HRESULT hr;
  47     DWORD ret;
  48
  49     hr = IAudioClient_GetDevicePeriod(device->client, &period, NULL);
  50     if(FAILED(hr)){
  51         /* just guess at 10ms */
  52         WARN("GetDevicePeriod failed: %08x\n", hr);
  53         ret = MulDiv(device->pwfx->nBlockAlign, device->pwfx->nSamplesPerSec, 100);
  54     }else
  55         ret = MulDiv(device->pwfx->nSamplesPerSec * device->pwfx->nBlockAlign, period, 10000000);
  56
  57     ret -= ret % device->pwfx->nBlockAlign;
  58     return ret;
  59 }
  60
  61 HRESULT DSOUND_ReopenDevice(DirectSoundDevice *device, BOOL forcewave)
  62 {
  63     UINT prebuf_frames;
  64     REFERENCE_TIME prebuf_rt;
  65     HRESULT hres;
  66
  67     TRACE("(%p, %d)\n", device, forcewave);
  68
  69     if(device->client){
  70         IAudioClient_Release(device->client);
  71         device->client = NULL;
  72     }
  73     if(device->render){
  74         IAudioRenderClient_Release(device->render);
  75         device->render = NULL;
  76     }
  77     if(device->clock){
  78         IAudioClock_Release(device->clock);
  79         device->clock = NULL;
  80     }
  81     if(device->volume){
  82         IAudioStreamVolume_Release(device->volume);
  83         device->volume = NULL;
  84     }
  85
  86     hres = IMMDevice_Activate(device->mmdevice, &IID_IAudioClient,
  87             CLSCTX_INPROC_SERVER, NULL, (void **)&device->client);
  88     if(FAILED(hres)){
  89         WARN("Activate failed: %08x\n", hres);
  90         return hres;
  91     }
  92
  93     prebuf_frames = device->prebuf * DSOUND_fraglen(device) / device->pwfx->nBlockAlign;
  94     prebuf_rt = (10000000 * (UINT64)prebuf_frames) / device->pwfx->nSamplesPerSec;
  95
  96     hres = IAudioClient_Initialize(device->client,
  97             AUDCLNT_SHAREMODE_SHARED, AUDCLNT_STREAMFLAGS_NOPERSIST,
  98             prebuf_rt, 0, device->pwfx, NULL);
  99     if(FAILED(hres)){
 100         IAudioClient_Release(device->client);
 101         device->client = NULL;
 102         WARN("Initialize failed: %08x\n", hres);
 103         return hres;
 104     }
 105
 106     hres = IAudioClient_GetService(device->client, &IID_IAudioRenderClient,
 107             (void**)&device->render);
 108     if(FAILED(hres)){
 109         IAudioClient_Release(device->client);
 110         device->client = NULL;
 111         WARN("GetService failed: %08x\n", hres);
 112         return hres;
 113     }
 114
 115     hres = IAudioClient_GetService(device->client, &IID_IAudioClock,
 116             (void**)&device->clock);
 117     if(FAILED(hres)){
 118         IAudioClient_Release(device->client);
 119         IAudioRenderClient_Release(device->render);
 120         device->client = NULL;
 121         device->render = NULL;
 122         WARN("GetService failed: %08x\n", hres);
 123         return hres;
 124     }
 125
 126     hres = IAudioClient_GetService(device->client, &IID_IAudioStreamVolume,
 127             (void**)&device->volume);
 128     if(FAILED(hres)){
 129         IAudioClient_Release(device->client);
 130         IAudioRenderClient_Release(device->render);
 131         IAudioClock_Release(device->clock);
 132         device->client = NULL;
 133         device->render = NULL;
 134         device->clock = NULL;
 135         WARN("GetService failed: %08x\n", hres);
 136         return hres;
 137     }
 138
 139     return S_OK;
 140 }
 141
 142 static HRESULT DSOUND_PrimaryOpen(DirectSoundDevice *device)
 143 {
 144         LPBYTE newbuf;
 145
 146         TRACE("(%p)\n", device);
 147
 148         device->fraglen = DSOUND_fraglen(device);
 149
 150         /* on original windows, the buffer it set to a fixed size, no matter what the settings are.
 151            on windows this size is always fixed (tested on win-xp) */
 152         if (!device->buflen)
 153                 device->buflen = ds_hel_buflen;
 154         device->buflen -= device->buflen % device->pwfx->nBlockAlign;
 155         while(device->buflen < device->fraglen * device->prebuf){
 156                 device->buflen += ds_hel_buflen;
 157                 device->buflen -= device->buflen % device->pwfx->nBlockAlign;
 158         }
 159
 160         device->helfrags = device->buflen / device->fraglen;
 161
 162         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 163         device->mix_buffer = HeapAlloc(GetProcessHeap(), 0, device->mix_buffer_len);
 164         if (!device->mix_buffer)
 165                 return DSERR_OUTOFMEMORY;
 166
 167         if (device->state == STATE_PLAYING) device->state = STATE_STARTING;
 168         else if (device->state == STATE_STOPPING) device->state = STATE_STOPPED;
 169
 170     /* reallocate emulated primary buffer */
 171     if (device->buffer)
 172         newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer, device->buflen);
 173     else
 174         newbuf = HeapAlloc(GetProcessHeap(),0, device->buflen);
 175
 176     if (!newbuf) {
 177         ERR("failed to allocate primary buffer\n");
 178         return DSERR_OUTOFMEMORY;
 179         /* but the old buffer might still exist and must be re-prepared */
 180     }
 181
 182     device->writelead = (device->pwfx->nSamplesPerSec / 100) * device->pwfx->nBlockAlign;
 183
 184     device->buffer = newbuf;
 185
 186     TRACE("buflen: %u, fraglen: %u, helfrags: %u, mix_buffer_len: %u\n",
 187             device->buflen, device->fraglen, device->helfrags, device->mix_buffer_len);
 188
 189     if(device->pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
 190             (device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 191              IsEqualGUID(&((WAVEFORMATEXTENSIBLE*)device->pwfx)->SubFormat,
 192                  &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){
 193         device->mixfunction = mixfunctions[4];
 194         device->normfunction = normfunctions[4];
 195     }else{
 196         device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 197         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 198     }
 199
 200         FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
 201         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 202         device->last_pos_bytes = device->playing_offs_bytes = device->in_mmdev_bytes = device->playpos = device->mixpos = 0;
 203         return DS_OK;
 204 }
 205
 206
 207 static void DSOUND_PrimaryClose(DirectSoundDevice *device)
 208 {
 209     HRESULT hr;
 210
 211     TRACE("(%p)\n", device);
 212
 213     if(device->client){
 214         hr = IAudioClient_Stop(device->client);
 215         if(FAILED(hr))
 216             WARN("Stop failed: %08x\n", hr);
 217     }
 218
 219     /* clear the queue */
 220     device->in_mmdev_bytes = 0;
 221 }
 222
 223 HRESULT DSOUND_PrimaryCreate(DirectSoundDevice *device)
 224 {
 225         HRESULT err = DS_OK;
 226         TRACE("(%p)\n", device);
 227
 228         device->buflen = ds_hel_buflen;
 229         err = DSOUND_PrimaryOpen(device);
 230
 231         if (err != DS_OK) {
 232                 WARN("DSOUND_PrimaryOpen failed\n");
 233                 return err;
 234         }
 235
 236         device->state = STATE_STOPPED;
 237         return DS_OK;
 238 }
 239
 240 HRESULT DSOUND_PrimaryDestroy(DirectSoundDevice *device)
 241 {
 242         TRACE("(%p)\n", device);
 243
 244         /* **** */
 245         EnterCriticalSection(&(device->mixlock));
 246
 247         DSOUND_PrimaryClose(device);
 248
 249         if(device->primary && (device->primary->ref || device->primary->numIfaces))
 250                 WARN("Destroying primary buffer while references held (%u %u)\n", device->primary->ref, device->primary->numIfaces);
 251
 252         HeapFree(GetProcessHeap(), 0, device->primary);
 253         device->primary = NULL;
 254
 255         HeapFree(GetProcessHeap(),0,device->pwfx);
 256         device->pwfx=NULL;
 257
 258         LeaveCriticalSection(&(device->mixlock));
 259         /* **** */
 260
 261         return DS_OK;
 262 }
 263
 264 HRESULT DSOUND_PrimaryPlay(DirectSoundDevice *device)
 265 {
 266     HRESULT hr;
 267
 268     TRACE("(%p)\n", device);
 269
 270     hr = IAudioClient_Start(device->client);
 271     if(FAILED(hr)){
 272         WARN("Start failed: %08x\n", hr);
 273         return hr;
 274     }
 275
 276     return DS_OK;
 277 }
 278
 279 HRESULT DSOUND_PrimaryStop(DirectSoundDevice *device)
 280 {
 281     HRESULT hr;
 282
 283     TRACE("(%p)\n", device);
 284
 285     hr = IAudioClient_Stop(device->client);
 286     if(FAILED(hr)){
 287         WARN("Stop failed: %08x\n", hr);
 288         return hr;
 289     }
 290
 291     return DS_OK;
 292 }
 293
 294 HRESULT DSOUND_PrimaryGetPosition(DirectSoundDevice *device, LPDWORD playpos, LPDWORD writepos)
 295 {
 296         TRACE("(%p,%p,%p)\n", device, playpos, writepos);
 297
 298         /* check if playpos was requested */
 299         if (playpos)
 300                 *playpos = device->playing_offs_bytes;
 301
 302         /* check if writepos was requested */
 303         if (writepos)
 304                 /* the writepos is the first non-queued position */
 305                 *writepos = (device->playing_offs_bytes + device->in_mmdev_bytes) % device->buflen;
 306
 307         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:-1, writepos?*writepos:-1, device, GetTickCount());
 308         return DS_OK;
 309 }
 310
 311 static DWORD DSOUND_GetFormatSize(LPCWAVEFORMATEX wfex)
 312 {
 313         if (wfex->wFormatTag == WAVE_FORMAT_PCM)
 314                 return sizeof(WAVEFORMATEX);
 315         else
 316                 return sizeof(WAVEFORMATEX) + wfex->cbSize;
 317 }
 318
 319 LPWAVEFORMATEX DSOUND_CopyFormat(LPCWAVEFORMATEX wfex)
 320 {
 321         DWORD size = DSOUND_GetFormatSize(wfex);
 322         LPWAVEFORMATEX pwfx = HeapAlloc(GetProcessHeap(),0,size);
 323         if (pwfx == NULL) {
 324                 WARN("out of memory\n");
 325         } else if (wfex->wFormatTag != WAVE_FORMAT_PCM) {
 326                 CopyMemory(pwfx, wfex, size);
 327         } else {
 328                 CopyMemory(pwfx, wfex, sizeof(PCMWAVEFORMAT));
 329                 pwfx->cbSize=0;
 330                 if (pwfx->nBlockAlign != pwfx->nChannels * pwfx->wBitsPerSample/8) {
 331                         WARN("Fixing bad nBlockAlign (%u)\n", pwfx->nBlockAlign);
 332                         pwfx->nBlockAlign  = pwfx->nChannels * pwfx->wBitsPerSample/8;
 333                 }
 334                 if (pwfx->nAvgBytesPerSec != pwfx->nSamplesPerSec * pwfx->nBlockAlign) {
 335                         WARN("Fixing bad nAvgBytesPerSec (%u)\n", pwfx->nAvgBytesPerSec);
 336                         pwfx->nAvgBytesPerSec  = pwfx->nSamplesPerSec * pwfx->nBlockAlign;
 337                 }
 338         }
 339         return pwfx;
 340 }
 341
 342 HRESULT primarybuffer_SetFormat(DirectSoundDevice *device, LPCWAVEFORMATEX passed_fmt)
 343 {
 344         HRESULT err = DSERR_BUFFERLOST;
 345         int i;
 346         WAVEFORMATEX *old_fmt;
 347         WAVEFORMATEXTENSIBLE *fmtex, *passed_fmtex = (WAVEFORMATEXTENSIBLE*)passed_fmt;
 348         BOOL forced = (device->priolevel == DSSCL_WRITEPRIMARY);
 349
 350         TRACE("(%p,%p)\n", device, passed_fmt);
 351
 352         if (device->priolevel == DSSCL_NORMAL) {
 353                 WARN("failed priority check!\n");
 354                 return DSERR_PRIOLEVELNEEDED;
 355         }
 356
 357         /* Let's be pedantic! */
 358         if (passed_fmt == NULL) {
 359                 WARN("invalid parameter: passed_fmt==NULL!\n");
 360                 return DSERR_INVALIDPARAM;
 361         }
 362         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
 363                           "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 364                   passed_fmt->wFormatTag, passed_fmt->nChannels, passed_fmt->nSamplesPerSec,
 365                   passed_fmt->nAvgBytesPerSec, passed_fmt->nBlockAlign,
 366                   passed_fmt->wBitsPerSample, passed_fmt->cbSize);
 367
 368         if(passed_fmt->wBitsPerSample < 8 || passed_fmt->wBitsPerSample % 8 != 0 ||
 369                         passed_fmt->nChannels == 0 || passed_fmt->nSamplesPerSec == 0 ||
 370                         passed_fmt->nAvgBytesPerSec == 0 ||
 371                         passed_fmt->nBlockAlign != passed_fmt->nChannels * passed_fmt->wBitsPerSample / 8)
 372                 return DSERR_INVALIDPARAM;
 373
 374         if(passed_fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
 375                 if(passed_fmtex->Samples.wValidBitsPerSample > passed_fmtex->Format.wBitsPerSample)
 376                         return DSERR_INVALIDPARAM;
 377         }
 378
 379         /* **** */
 380         RtlAcquireResourceExclusive(&(device->buffer_list_lock), TRUE);
 381         EnterCriticalSection(&(device->mixlock));
 382
 383         old_fmt = device->pwfx;
 384         device->pwfx = DSOUND_CopyFormat(passed_fmt);
 385         fmtex = (WAVEFORMATEXTENSIBLE *)device->pwfx;
 386         if (device->pwfx == NULL) {
 387                 device->pwfx = old_fmt;
 388                 old_fmt = NULL;
 389                 err = DSERR_OUTOFMEMORY;
 390                 goto done;
 391         }
 392
 393         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
 394                 if(fmtex->Samples.wValidBitsPerSample == 0){
 395                         TRACE("Correcting 0 valid bits per sample\n");
 396                         fmtex->Samples.wValidBitsPerSample = fmtex->Format.wBitsPerSample;
 397                 }
 398         }
 399
 400         DSOUND_PrimaryClose(device);
 401
 402         err = DSOUND_ReopenDevice(device, FALSE);
 403         if(SUCCEEDED(err))
 404                 goto opened;
 405
 406         /* requested format failed, so try others */
 407         if(device->pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT){
 408                 device->pwfx->wFormatTag = WAVE_FORMAT_PCM;
 409                 device->pwfx->wBitsPerSample = 32;
 410                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 411                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 412
 413                 err = DSOUND_ReopenDevice(device, FALSE);
 414                 if(SUCCEEDED(err))
 415                         goto opened;
 416         }
 417
 418         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 419                          IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)){
 420                 fmtex->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
 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
 425                 err = DSOUND_ReopenDevice(device, FALSE);
 426                 if(SUCCEEDED(err))
 427                         goto opened;
 428         }
 429
 430         device->pwfx->wBitsPerSample = 32;
 431         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 432         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 433         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 434                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 435         err = DSOUND_ReopenDevice(device, FALSE);
 436         if(SUCCEEDED(err))
 437                 goto opened;
 438
 439         device->pwfx->wBitsPerSample = 16;
 440         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 441         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 442         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 443                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 444         err = DSOUND_ReopenDevice(device, FALSE);
 445         if(SUCCEEDED(err))
 446                 goto opened;
 447
 448         device->pwfx->wBitsPerSample = 8;
 449         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 450         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 451         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 452                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 453         err = DSOUND_ReopenDevice(device, FALSE);
 454         if(SUCCEEDED(err))
 455                 goto opened;
 456
 457         device->pwfx->nChannels = (passed_fmt->nChannels == 2) ? 1 : 2;
 458         device->pwfx->wBitsPerSample = passed_fmt->wBitsPerSample;
 459         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 460         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 461         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 462                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 463         err = DSOUND_ReopenDevice(device, FALSE);
 464         if(SUCCEEDED(err))
 465                 goto opened;
 466
 467         device->pwfx->wBitsPerSample = 32;
 468         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 469         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 470         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 471                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 472         err = DSOUND_ReopenDevice(device, FALSE);
 473         if(SUCCEEDED(err))
 474                 goto opened;
 475
 476         device->pwfx->wBitsPerSample = 16;
 477         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 478         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 479         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 480                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 481         err = DSOUND_ReopenDevice(device, FALSE);
 482         if(SUCCEEDED(err))
 483                 goto opened;
 484
 485         device->pwfx->wBitsPerSample = 8;
 486         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 487         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 488         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 489                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 490         err = DSOUND_ReopenDevice(device, FALSE);
 491         if(SUCCEEDED(err))
 492                 goto opened;
 493
 494         WARN("No formats could be opened\n");
 495         goto done;
 496
 497 opened:
 498         err = DSOUND_PrimaryOpen(device);
 499         if (err != DS_OK) {
 500                 WARN("DSOUND_PrimaryOpen failed\n");
 501                 goto done;
 502         }
 503
 504         if (passed_fmt->nSamplesPerSec/100 != device->pwfx->nSamplesPerSec/100 && forced && device->buffer)
 505         {
 506                 DSOUND_PrimaryClose(device);
 507                 device->pwfx->nSamplesPerSec = passed_fmt->nSamplesPerSec;
 508                 err = DSOUND_ReopenDevice(device, TRUE);
 509                 if (FAILED(err))
 510                         WARN("DSOUND_ReopenDevice(2) failed: %08x\n", err);
 511                 else if (FAILED((err = DSOUND_PrimaryOpen(device))))
 512                         WARN("DSOUND_PrimaryOpen(2) failed: %08x\n", err);
 513         }
 514
 515         device->mix_buffer_len = DSOUND_bufpos_to_mixpos(device, device->buflen);
 516         device->mix_buffer = HeapReAlloc(GetProcessHeap(), 0, device->mix_buffer, device->mix_buffer_len);
 517         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 518
 519         if(device->pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
 520                         (device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 521                          IsEqualGUID(&((WAVEFORMATEXTENSIBLE*)device->pwfx)->SubFormat,
 522                                  &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){
 523                 device->mixfunction = mixfunctions[4];
 524                 device->normfunction = normfunctions[4];
 525         }else{
 526                 device->mixfunction = mixfunctions[device->pwfx->wBitsPerSample/8 - 1];
 527                 device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 528         }
 529
 530         if (old_fmt->nSamplesPerSec != device->pwfx->nSamplesPerSec ||
 531                         old_fmt->wBitsPerSample != device->pwfx->wBitsPerSample ||
 532                         old_fmt->nChannels != device->pwfx->nChannels) {
 533                 IDirectSoundBufferImpl** dsb = device->buffers;
 534                 for (i = 0; i < device->nrofbuffers; i++, dsb++) {
 535                         /* **** */
 536                         RtlAcquireResourceExclusive(&(*dsb)->lock, TRUE);
 537
 538                         (*dsb)->freqAdjust = (*dsb)->freq / (float)device->pwfx->nSamplesPerSec;
 539                         DSOUND_RecalcFormat((*dsb));
 540
 541                         RtlReleaseResource(&(*dsb)->lock);
 542                         /* **** */
 543                 }
 544         }
 545
 546 done:
 547         LeaveCriticalSection(&(device->mixlock));
 548         RtlReleaseResource(&(device->buffer_list_lock));
 549         /* **** */
 550
 551         HeapFree(GetProcessHeap(), 0, old_fmt);
 552         return err;
 553 }
 554
 555 /*******************************************************************************
 556  *              PrimaryBuffer
 557  */
 558 static inline IDirectSoundBufferImpl *impl_from_IDirectSoundBuffer(IDirectSoundBuffer *iface)
 559 {
 560     /* IDirectSoundBuffer and IDirectSoundBuffer8 use the same iface. */
 561     return CONTAINING_RECORD(iface, IDirectSoundBufferImpl, IDirectSoundBuffer8_iface);
 562 }
 563
 564 /* This sets this format for the primary buffer only */
 565 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(IDirectSoundBuffer *iface,
 566         const WAVEFORMATEX *wfex)
 567 {
 568     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 569     TRACE("(%p,%p)\n", iface, wfex);
 570     return primarybuffer_SetFormat(This->device, wfex);
 571 }
 572
 573 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(IDirectSoundBuffer *iface, LONG vol)
 574 {
 575         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 576         DirectSoundDevice *device = This->device;
 577         HRESULT hr;
 578         float lvol, rvol;
 579
 580         TRACE("(%p,%d)\n", iface, vol);
 581
 582         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 583                 WARN("control unavailable\n");
 584                 return DSERR_CONTROLUNAVAIL;
 585         }
 586
 587         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 588                 WARN("invalid parameter: vol = %d\n", vol);
 589                 return DSERR_INVALIDPARAM;
 590         }
 591
 592         /* **** */
 593         EnterCriticalSection(&device->mixlock);
 594
 595         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 596         if(FAILED(hr)){
 597                 LeaveCriticalSection(&device->mixlock);
 598                 WARN("GetChannelVolume failed: %08x\n", hr);
 599                 return hr;
 600         }
 601
 602         if(device->pwfx->nChannels > 1){
 603                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 604                 if(FAILED(hr)){
 605                         LeaveCriticalSection(&device->mixlock);
 606                         WARN("GetChannelVolume failed: %08x\n", hr);
 607                         return hr;
 608                 }
 609         }else
 610                 rvol = 1;
 611
 612         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 613         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 614
 615         DSOUND_AmpFactorToVolPan(&device->volpan);
 616         if (vol != device->volpan.lVolume) {
 617                 device->volpan.lVolume=vol;
 618                 DSOUND_RecalcVolPan(&device->volpan);
 619                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 620                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 621                 if(FAILED(hr)){
 622                         LeaveCriticalSection(&device->mixlock);
 623                         WARN("SetChannelVolume failed: %08x\n", hr);
 624                         return hr;
 625                 }
 626
 627                 if(device->pwfx->nChannels > 1){
 628                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 629                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 630                         if(FAILED(hr)){
 631                                 LeaveCriticalSection(&device->mixlock);
 632                                 WARN("SetChannelVolume failed: %08x\n", hr);
 633                                 return hr;
 634                         }
 635                 }
 636         }
 637
 638         LeaveCriticalSection(&(device->mixlock));
 639         /* **** */
 640
 641         return DS_OK;
 642 }
 643
 644 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(IDirectSoundBuffer *iface, LONG *vol)
 645 {
 646         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 647         DirectSoundDevice *device = This->device;
 648         float lvol, rvol;
 649         HRESULT hr;
 650         TRACE("(%p,%p)\n", iface, vol);
 651
 652         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 653                 WARN("control unavailable\n");
 654                 return DSERR_CONTROLUNAVAIL;
 655         }
 656
 657         if (vol == NULL) {
 658                 WARN("invalid parameter: vol = NULL\n");
 659                 return DSERR_INVALIDPARAM;
 660         }
 661
 662         EnterCriticalSection(&device->mixlock);
 663
 664         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 665         if(FAILED(hr)){
 666                 LeaveCriticalSection(&device->mixlock);
 667                 WARN("GetChannelVolume failed: %08x\n", hr);
 668                 return hr;
 669         }
 670
 671         if(device->pwfx->nChannels > 1){
 672                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 673                 if(FAILED(hr)){
 674                         LeaveCriticalSection(&device->mixlock);
 675                         WARN("GetChannelVolume failed: %08x\n", hr);
 676                         return hr;
 677                 }
 678         }else
 679                 rvol = 1;
 680
 681         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 682         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 683
 684         DSOUND_AmpFactorToVolPan(&device->volpan);
 685         *vol = device->volpan.lVolume;
 686
 687         LeaveCriticalSection(&device->mixlock);
 688
 689         return DS_OK;
 690 }
 691
 692 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(IDirectSoundBuffer *iface, DWORD freq)
 693 {
 694         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 695         TRACE("(%p,%d)\n",This,freq);
 696
 697         /* You cannot set the frequency of the primary buffer */
 698         WARN("control unavailable\n");
 699         return DSERR_CONTROLUNAVAIL;
 700 }
 701
 702 static HRESULT WINAPI PrimaryBufferImpl_Play(IDirectSoundBuffer *iface, DWORD reserved1,
 703         DWORD reserved2, DWORD flags)
 704 {
 705         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 706         DirectSoundDevice *device = This->device;
 707         TRACE("(%p,%08x,%08x,%08x)\n", iface, reserved1, reserved2, flags);
 708
 709         if (!(flags & DSBPLAY_LOOPING)) {
 710                 WARN("invalid parameter: flags = %08x\n", flags);
 711                 return DSERR_INVALIDPARAM;
 712         }
 713
 714         /* **** */
 715         EnterCriticalSection(&(device->mixlock));
 716
 717         if (device->state == STATE_STOPPED)
 718                 device->state = STATE_STARTING;
 719         else if (device->state == STATE_STOPPING)
 720                 device->state = STATE_PLAYING;
 721
 722         LeaveCriticalSection(&(device->mixlock));
 723         /* **** */
 724
 725         return DS_OK;
 726 }
 727
 728 static HRESULT WINAPI PrimaryBufferImpl_Stop(IDirectSoundBuffer *iface)
 729 {
 730         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 731         DirectSoundDevice *device = This->device;
 732         TRACE("(%p)\n", iface);
 733
 734         /* **** */
 735         EnterCriticalSection(&(device->mixlock));
 736
 737         if (device->state == STATE_PLAYING)
 738                 device->state = STATE_STOPPING;
 739         else if (device->state == STATE_STARTING)
 740                 device->state = STATE_STOPPED;
 741
 742         LeaveCriticalSection(&(device->mixlock));
 743         /* **** */
 744
 745         return DS_OK;
 746 }
 747
 748 static ULONG WINAPI PrimaryBufferImpl_AddRef(IDirectSoundBuffer *iface)
 749 {
 750     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 751     ULONG ref = InterlockedIncrement(&(This->ref));
 752     TRACE("(%p) ref was %d\n", This, ref - 1);
 753     if(ref == 1)
 754         InterlockedIncrement(&This->numIfaces);
 755     return ref;
 756 }
 757
 758 /* Decreases *out by 1 to no less than 0.
 759  * Returns the new value of *out. */
 760 LONG capped_refcount_dec(LONG *out)
 761 {
 762     LONG ref, oldref;
 763     do {
 764         ref = *out;
 765         if(!ref)
 766             return 0;
 767         oldref = InterlockedCompareExchange(out, ref - 1, ref);
 768     } while(oldref != ref);
 769     return ref - 1;
 770 }
 771
 772 static ULONG WINAPI PrimaryBufferImpl_Release(IDirectSoundBuffer *iface)
 773 {
 774     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 775     ULONG ref;
 776
 777     ref = capped_refcount_dec(&This->ref);
 778     if(!ref)
 779         capped_refcount_dec(&This->numIfaces);
 780
 781     TRACE("(%p) primary ref is now %d\n", This, ref);
 782
 783     return ref;
 784 }
 785
 786 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(IDirectSoundBuffer *iface,
 787         DWORD *playpos, DWORD *writepos)
 788 {
 789         HRESULT hres;
 790         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 791         DirectSoundDevice *device = This->device;
 792         TRACE("(%p,%p,%p)\n", iface, playpos, writepos);
 793
 794         /* **** */
 795         EnterCriticalSection(&(device->mixlock));
 796
 797         hres = DSOUND_PrimaryGetPosition(device, playpos, writepos);
 798         if (hres != DS_OK) {
 799                 WARN("DSOUND_PrimaryGetPosition failed\n");
 800                 LeaveCriticalSection(&(device->mixlock));
 801                 return hres;
 802         }
 803         if (writepos) {
 804                 if (device->state != STATE_STOPPED)
 805                         /* apply the documented 10ms lead to writepos */
 806                         *writepos += device->writelead;
 807                 while (*writepos >= device->buflen) *writepos -= device->buflen;
 808         }
 809
 810         LeaveCriticalSection(&(device->mixlock));
 811         /* **** */
 812
 813         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
 814         return DS_OK;
 815 }
 816
 817 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(IDirectSoundBuffer *iface, DWORD *status)
 818 {
 819         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 820         DirectSoundDevice *device = This->device;
 821         TRACE("(%p,%p)\n", iface, status);
 822
 823         if (status == NULL) {
 824                 WARN("invalid parameter: status == NULL\n");
 825                 return DSERR_INVALIDPARAM;
 826         }
 827
 828         *status = 0;
 829         if ((device->state == STATE_STARTING) ||
 830             (device->state == STATE_PLAYING))
 831                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 832
 833         TRACE("status=%x\n", *status);
 834         return DS_OK;
 835 }
 836
 837
 838 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(IDirectSoundBuffer *iface, WAVEFORMATEX *lpwf,
 839         DWORD wfsize, DWORD *wfwritten)
 840 {
 841     DWORD size;
 842     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 843     DirectSoundDevice *device = This->device;
 844     TRACE("(%p,%p,%d,%p)\n", iface, lpwf, wfsize, wfwritten);
 845
 846     size = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 847
 848     if (lpwf) { /* NULL is valid */
 849         if (wfsize >= size) {
 850             CopyMemory(lpwf,device->pwfx,size);
 851             if (wfwritten)
 852                 *wfwritten = size;
 853         } else {
 854             WARN("invalid parameter: wfsize too small\n");
 855             if (wfwritten)
 856                 *wfwritten = 0;
 857             return DSERR_INVALIDPARAM;
 858         }
 859     } else {
 860         if (wfwritten)
 861             *wfwritten = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 862         else {
 863             WARN("invalid parameter: wfwritten == NULL\n");
 864             return DSERR_INVALIDPARAM;
 865         }
 866     }
 867
 868     return DS_OK;
 869 }
 870
 871 static HRESULT WINAPI PrimaryBufferImpl_Lock(IDirectSoundBuffer *iface, DWORD writecursor,
 872         DWORD writebytes, void **lplpaudioptr1, DWORD *audiobytes1, void **lplpaudioptr2,
 873         DWORD *audiobytes2, DWORD flags)
 874 {
 875         HRESULT hres;
 876         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 877         DirectSoundDevice *device = This->device;
 878         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 879                 iface,
 880                 writecursor,
 881                 writebytes,
 882                 lplpaudioptr1,
 883                 audiobytes1,
 884                 lplpaudioptr2,
 885                 audiobytes2,
 886                 flags,
 887                 GetTickCount()
 888         );
 889
 890         if (!audiobytes1)
 891             return DSERR_INVALIDPARAM;
 892
 893         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 894                 WARN("failed priority check!\n");
 895                 return DSERR_PRIOLEVELNEEDED;
 896         }
 897
 898         /* when this flag is set, writecursor is meaningless and must be calculated */
 899         if (flags & DSBLOCK_FROMWRITECURSOR) {
 900                 /* GetCurrentPosition does too much magic to duplicate here */
 901                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
 902                 if (hres != DS_OK) {
 903                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 904                         return hres;
 905                 }
 906         }
 907
 908         /* when this flag is set, writebytes is meaningless and must be set */
 909         if (flags & DSBLOCK_ENTIREBUFFER)
 910                 writebytes = device->buflen;
 911
 912         if (writecursor >= device->buflen) {
 913                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 914                      writecursor, device->buflen);
 915                 return DSERR_INVALIDPARAM;
 916         }
 917
 918         if (writebytes > device->buflen) {
 919                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 920                      writebytes, device->buflen);
 921                 return DSERR_INVALIDPARAM;
 922         }
 923
 924         if (writecursor+writebytes <= device->buflen) {
 925                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 926                 *audiobytes1 = writebytes;
 927                 if (lplpaudioptr2)
 928                         *(LPBYTE*)lplpaudioptr2 = NULL;
 929                 if (audiobytes2)
 930                         *audiobytes2 = 0;
 931                 TRACE("->%d.0\n",writebytes);
 932         } else {
 933                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 934                 *audiobytes1 = device->buflen-writecursor;
 935                 if (lplpaudioptr2)
 936                         *(LPBYTE*)lplpaudioptr2 = device->buffer;
 937                 if (audiobytes2)
 938                         *audiobytes2 = writebytes-(device->buflen-writecursor);
 939                 TRACE("->%d.%d\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 940         }
 941         return DS_OK;
 942 }
 943
 944 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(IDirectSoundBuffer *iface, DWORD newpos)
 945 {
 946         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 947         TRACE("(%p,%d)\n",This,newpos);
 948
 949         /* You cannot set the position of the primary buffer */
 950         WARN("invalid call\n");
 951         return DSERR_INVALIDCALL;
 952 }
 953
 954 static HRESULT WINAPI PrimaryBufferImpl_SetPan(IDirectSoundBuffer *iface, LONG pan)
 955 {
 956         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 957         DirectSoundDevice *device = This->device;
 958         float lvol, rvol;
 959         HRESULT hr;
 960         TRACE("(%p,%d)\n", iface, pan);
 961
 962         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 963                 WARN("control unavailable\n");
 964                 return DSERR_CONTROLUNAVAIL;
 965         }
 966
 967         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 968                 WARN("invalid parameter: pan = %d\n", pan);
 969                 return DSERR_INVALIDPARAM;
 970         }
 971
 972         /* **** */
 973         EnterCriticalSection(&device->mixlock);
 974
 975         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 976         if(FAILED(hr)){
 977                 LeaveCriticalSection(&device->mixlock);
 978                 WARN("GetChannelVolume failed: %08x\n", hr);
 979                 return hr;
 980         }
 981
 982         if(device->pwfx->nChannels > 1){
 983                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 984                 if(FAILED(hr)){
 985                         LeaveCriticalSection(&device->mixlock);
 986                         WARN("GetChannelVolume failed: %08x\n", hr);
 987                         return hr;
 988                 }
 989         }else
 990                 rvol = 1;
 991
 992         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 993         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 994
 995         DSOUND_AmpFactorToVolPan(&device->volpan);
 996         if (pan != device->volpan.lPan) {
 997                 device->volpan.lPan=pan;
 998                 DSOUND_RecalcVolPan(&device->volpan);
 999
1000                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
1001                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
1002                 if(FAILED(hr)){
1003                         LeaveCriticalSection(&device->mixlock);
1004                         WARN("SetChannelVolume failed: %08x\n", hr);
1005                         return hr;
1006                 }
1007
1008                 if(device->pwfx->nChannels > 1){
1009                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
1010                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
1011                         if(FAILED(hr)){
1012                                 LeaveCriticalSection(&device->mixlock);
1013                                 WARN("SetChannelVolume failed: %08x\n", hr);
1014                                 return hr;
1015                         }
1016                 }
1017         }
1018
1019         LeaveCriticalSection(&device->mixlock);
1020         /* **** */
1021
1022         return DS_OK;
1023 }
1024
1025 static HRESULT WINAPI PrimaryBufferImpl_GetPan(IDirectSoundBuffer *iface, LONG *pan)
1026 {
1027         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1028         DirectSoundDevice *device = This->device;
1029         float lvol, rvol;
1030         HRESULT hr;
1031         TRACE("(%p,%p)\n", iface, pan);
1032
1033         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
1034                 WARN("control unavailable\n");
1035                 return DSERR_CONTROLUNAVAIL;
1036         }
1037
1038         if (pan == NULL) {
1039                 WARN("invalid parameter: pan == NULL\n");
1040                 return DSERR_INVALIDPARAM;
1041         }
1042
1043         EnterCriticalSection(&device->mixlock);
1044
1045         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
1046         if(FAILED(hr)){
1047                 LeaveCriticalSection(&device->mixlock);
1048                 WARN("GetChannelVolume failed: %08x\n", hr);
1049                 return hr;
1050         }
1051
1052         if(device->pwfx->nChannels > 1){
1053                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
1054                 if(FAILED(hr)){
1055                         LeaveCriticalSection(&device->mixlock);
1056                         WARN("GetChannelVolume failed: %08x\n", hr);
1057                         return hr;
1058                 }
1059         }else
1060                 rvol = 1;
1061
1062         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
1063         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
1064
1065         DSOUND_AmpFactorToVolPan(&device->volpan);
1066         *pan = device->volpan.lPan;
1067
1068         LeaveCriticalSection(&device->mixlock);
1069
1070         return DS_OK;
1071 }
1072
1073 static HRESULT WINAPI PrimaryBufferImpl_Unlock(IDirectSoundBuffer *iface, void *p1, DWORD x1,
1074         void *p2, DWORD x2)
1075 {
1076         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1077         DirectSoundDevice *device = This->device;
1078         TRACE("(%p,%p,%d,%p,%d)\n", iface, p1, x1, p2, x2);
1079
1080         if (device->priolevel != DSSCL_WRITEPRIMARY) {
1081                 WARN("failed priority check!\n");
1082                 return DSERR_PRIOLEVELNEEDED;
1083         }
1084
1085     if((p1 && ((BYTE*)p1 < device->buffer ||
1086                     (BYTE*)p1 >= device->buffer + device->buflen)) ||
1087             (p2 && ((BYTE*)p2 < device->buffer ||
1088                     (BYTE*)p2 >= device->buffer + device->buflen)))
1089         return DSERR_INVALIDPARAM;
1090
1091         return DS_OK;
1092 }
1093
1094 static HRESULT WINAPI PrimaryBufferImpl_Restore(IDirectSoundBuffer *iface)
1095 {
1096         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1097         FIXME("(%p):stub\n",This);
1098         return DS_OK;
1099 }
1100
1101 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(IDirectSoundBuffer *iface, DWORD *freq)
1102 {
1103         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1104         DirectSoundDevice *device = This->device;
1105         TRACE("(%p,%p)\n", iface, freq);
1106
1107         if (freq == NULL) {
1108                 WARN("invalid parameter: freq == NULL\n");
1109                 return DSERR_INVALIDPARAM;
1110         }
1111
1112         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
1113                 WARN("control unavailable\n");
1114                 return DSERR_CONTROLUNAVAIL;
1115         }
1116
1117         *freq = device->pwfx->nSamplesPerSec;
1118         TRACE("-> %d\n", *freq);
1119
1120         return DS_OK;
1121 }
1122
1123 static HRESULT WINAPI PrimaryBufferImpl_Initialize(IDirectSoundBuffer *iface, IDirectSound *dsound,
1124         const DSBUFFERDESC *dbsd)
1125 {
1126         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1127         WARN("(%p) already initialized\n", This);
1128         return DSERR_ALREADYINITIALIZED;
1129 }
1130
1131 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(IDirectSoundBuffer *iface, DSBCAPS *caps)
1132 {
1133         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1134         DirectSoundDevice *device = This->device;
1135         TRACE("(%p,%p)\n", iface, caps);
1136
1137         if (caps == NULL) {
1138                 WARN("invalid parameter: caps == NULL\n");
1139                 return DSERR_INVALIDPARAM;
1140         }
1141
1142         if (caps->dwSize < sizeof(*caps)) {
1143                 WARN("invalid parameter: caps->dwSize = %d\n", caps->dwSize);
1144                 return DSERR_INVALIDPARAM;
1145         }
1146
1147         caps->dwFlags = This->dsbd.dwFlags;
1148         caps->dwBufferBytes = device->buflen;
1149
1150         /* Windows reports these as zero */
1151         caps->dwUnlockTransferRate = 0;
1152         caps->dwPlayCpuOverhead = 0;
1153
1154         return DS_OK;
1155 }
1156
1157 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(IDirectSoundBuffer *iface, REFIID riid,
1158         void **ppobj)
1159 {
1160         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1161
1162         TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
1163
1164         if (ppobj == NULL) {
1165                 WARN("invalid parameter\n");
1166                 return E_INVALIDARG;
1167         }
1168
1169         *ppobj = NULL;  /* assume failure */
1170
1171         if ( IsEqualGUID(riid, &IID_IUnknown) ||
1172              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
1173                 IDirectSoundBuffer_AddRef(iface);
1174                 *ppobj = iface;
1175                 return S_OK;
1176         }
1177
1178         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
1179         /* a primary buffer can't have a DirectSoundBuffer8 interface */
1180         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
1181                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
1182                 return E_NOINTERFACE;
1183         }
1184
1185         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
1186                 ERR("app requested IDirectSoundNotify on primary buffer\n");
1187                 /* FIXME: should we support this? */
1188                 return E_NOINTERFACE;
1189         }
1190
1191         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
1192                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
1193                 return E_NOINTERFACE;
1194         }
1195
1196         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
1197                 *ppobj = &This->IDirectSound3DListener_iface;
1198                 IDirectSound3DListener_AddRef(&This->IDirectSound3DListener_iface);
1199                 return S_OK;
1200         }
1201
1202         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1203                 *ppobj = &This->IKsPropertySet_iface;
1204                 IKsPropertySet_AddRef(&This->IKsPropertySet_iface);
1205                 return S_OK;
1206         }
1207
1208         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1209         return E_NOINTERFACE;
1210 }
1211
1212 static const IDirectSoundBufferVtbl dspbvt =
1213 {
1214         PrimaryBufferImpl_QueryInterface,
1215         PrimaryBufferImpl_AddRef,
1216         PrimaryBufferImpl_Release,
1217         PrimaryBufferImpl_GetCaps,
1218         PrimaryBufferImpl_GetCurrentPosition,
1219         PrimaryBufferImpl_GetFormat,
1220         PrimaryBufferImpl_GetVolume,
1221         PrimaryBufferImpl_GetPan,
1222         PrimaryBufferImpl_GetFrequency,
1223         PrimaryBufferImpl_GetStatus,
1224         PrimaryBufferImpl_Initialize,
1225         PrimaryBufferImpl_Lock,
1226         PrimaryBufferImpl_Play,
1227         PrimaryBufferImpl_SetCurrentPosition,
1228         PrimaryBufferImpl_SetFormat,
1229         PrimaryBufferImpl_SetVolume,
1230         PrimaryBufferImpl_SetPan,
1231         PrimaryBufferImpl_SetFrequency,
1232         PrimaryBufferImpl_Stop,
1233         PrimaryBufferImpl_Unlock,
1234         PrimaryBufferImpl_Restore
1235 };
1236
1237 HRESULT primarybuffer_create(DirectSoundDevice *device, IDirectSoundBufferImpl **ppdsb,
1238         const DSBUFFERDESC *dsbd)
1239 {
1240         IDirectSoundBufferImpl *dsb;
1241         TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
1242
1243         if (dsbd->lpwfxFormat) {
1244                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1245                 *ppdsb = NULL;
1246                 return DSERR_INVALIDPARAM;
1247         }
1248
1249         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1250
1251         if (dsb == NULL) {
1252                 WARN("out of memory\n");
1253                 *ppdsb = NULL;
1254                 return DSERR_OUTOFMEMORY;
1255         }
1256
1257         dsb->ref = 0;
1258         dsb->ref3D = 0;
1259         dsb->refiks = 0;
1260         dsb->numIfaces = 0;
1261         dsb->device = device;
1262         dsb->IDirectSoundBuffer8_iface.lpVtbl = (IDirectSoundBuffer8Vtbl *)&dspbvt;
1263         dsb->IDirectSound3DListener_iface.lpVtbl = &ds3dlvt;
1264         dsb->IKsPropertySet_iface.lpVtbl = &iksbvt;
1265         dsb->dsbd = *dsbd;
1266
1267         /* IDirectSound3DListener */
1268         device->ds3dl.dwSize = sizeof(DS3DLISTENER);
1269         device->ds3dl.vPosition.x = 0.0;
1270         device->ds3dl.vPosition.y = 0.0;
1271         device->ds3dl.vPosition.z = 0.0;
1272         device->ds3dl.vVelocity.x = 0.0;
1273         device->ds3dl.vVelocity.y = 0.0;
1274         device->ds3dl.vVelocity.z = 0.0;
1275         device->ds3dl.vOrientFront.x = 0.0;
1276         device->ds3dl.vOrientFront.y = 0.0;
1277         device->ds3dl.vOrientFront.z = 1.0;
1278         device->ds3dl.vOrientTop.x = 0.0;
1279         device->ds3dl.vOrientTop.y = 1.0;
1280         device->ds3dl.vOrientTop.z = 0.0;
1281         device->ds3dl.flDistanceFactor = DS3D_DEFAULTDISTANCEFACTOR;
1282         device->ds3dl.flRolloffFactor = DS3D_DEFAULTROLLOFFFACTOR;
1283         device->ds3dl.flDopplerFactor = DS3D_DEFAULTDOPPLERFACTOR;
1284         device->ds3dl_need_recalc = TRUE;
1285
1286         TRACE("Created primary buffer at %p\n", dsb);
1287         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
1288                 "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1289                 device->pwfx->wFormatTag, device->pwfx->nChannels,
1290                 device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
1291                 device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
1292                 device->pwfx->cbSize);
1293
1294         IDirectSoundBuffer_AddRef(&dsb->IDirectSoundBuffer8_iface);
1295         *ppdsb = dsb;
1296         return S_OK;
1297 }