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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 = ((device->prebuf * device->fraglen) / (device->pwfx->wBitsPerSample / 8)) * sizeof(float);
 163         device->mix_buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 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->normfunction = normfunctions[4];
 194     else
 195         device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 196
 197         FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
 198         FillMemory(device->mix_buffer, device->mix_buffer_len, 0);
 199         device->playing_offs_bytes = device->in_mmdev_bytes = device->playpos = device->mixpos = 0;
 200         return DS_OK;
 201 }
 202
 203
 204 static void DSOUND_PrimaryClose(DirectSoundDevice *device)
 205 {
 206     HRESULT hr;
 207
 208     TRACE("(%p)\n", device);
 209
 210     if(device->client){
 211         hr = IAudioClient_Stop(device->client);
 212         if(FAILED(hr))
 213             WARN("Stop failed: %08x\n", hr);
 214     }
 215
 216     /* clear the queue */
 217     device->in_mmdev_bytes = 0;
 218 }
 219
 220 HRESULT DSOUND_PrimaryCreate(DirectSoundDevice *device)
 221 {
 222         HRESULT err = DS_OK;
 223         TRACE("(%p)\n", device);
 224
 225         device->buflen = ds_hel_buflen;
 226         err = DSOUND_PrimaryOpen(device);
 227
 228         if (err != DS_OK) {
 229                 WARN("DSOUND_PrimaryOpen failed\n");
 230                 return err;
 231         }
 232
 233         device->state = STATE_STOPPED;
 234         return DS_OK;
 235 }
 236
 237 HRESULT DSOUND_PrimaryDestroy(DirectSoundDevice *device)
 238 {
 239         TRACE("(%p)\n", device);
 240
 241         /* **** */
 242         EnterCriticalSection(&(device->mixlock));
 243
 244         DSOUND_PrimaryClose(device);
 245
 246         if(device->primary && (device->primary->ref || device->primary->numIfaces))
 247                 WARN("Destroying primary buffer while references held (%u %u)\n", device->primary->ref, device->primary->numIfaces);
 248
 249         HeapFree(GetProcessHeap(), 0, device->primary);
 250         device->primary = NULL;
 251
 252         HeapFree(GetProcessHeap(),0,device->pwfx);
 253         device->pwfx=NULL;
 254
 255         LeaveCriticalSection(&(device->mixlock));
 256         /* **** */
 257
 258         return DS_OK;
 259 }
 260
 261 HRESULT DSOUND_PrimaryPlay(DirectSoundDevice *device)
 262 {
 263     HRESULT hr;
 264
 265     TRACE("(%p)\n", device);
 266
 267     hr = IAudioClient_Start(device->client);
 268     if(FAILED(hr)){
 269         WARN("Start failed: %08x\n", hr);
 270         return hr;
 271     }
 272
 273     return DS_OK;
 274 }
 275
 276 HRESULT DSOUND_PrimaryStop(DirectSoundDevice *device)
 277 {
 278     HRESULT hr;
 279
 280     TRACE("(%p)\n", device);
 281
 282     hr = IAudioClient_Stop(device->client);
 283     if(FAILED(hr)){
 284         WARN("Stop failed: %08x\n", hr);
 285         return hr;
 286     }
 287
 288     return DS_OK;
 289 }
 290
 291 HRESULT DSOUND_PrimaryGetPosition(DirectSoundDevice *device, LPDWORD playpos, LPDWORD writepos)
 292 {
 293         TRACE("(%p,%p,%p)\n", device, playpos, writepos);
 294
 295         /* check if playpos was requested */
 296         if (playpos)
 297                 *playpos = device->playing_offs_bytes;
 298
 299         /* check if writepos was requested */
 300         if (writepos)
 301                 /* the writepos is the first non-queued position */
 302                 *writepos = (device->playing_offs_bytes + device->in_mmdev_bytes) % device->buflen;
 303
 304         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:-1, writepos?*writepos:-1, device, GetTickCount());
 305         return DS_OK;
 306 }
 307
 308 static DWORD DSOUND_GetFormatSize(LPCWAVEFORMATEX wfex)
 309 {
 310         if (wfex->wFormatTag == WAVE_FORMAT_PCM)
 311                 return sizeof(WAVEFORMATEX);
 312         else
 313                 return sizeof(WAVEFORMATEX) + wfex->cbSize;
 314 }
 315
 316 LPWAVEFORMATEX DSOUND_CopyFormat(LPCWAVEFORMATEX wfex)
 317 {
 318         DWORD size = DSOUND_GetFormatSize(wfex);
 319         LPWAVEFORMATEX pwfx = HeapAlloc(GetProcessHeap(),0,size);
 320         if (pwfx == NULL) {
 321                 WARN("out of memory\n");
 322         } else if (wfex->wFormatTag != WAVE_FORMAT_PCM) {
 323                 CopyMemory(pwfx, wfex, size);
 324         } else {
 325                 CopyMemory(pwfx, wfex, sizeof(PCMWAVEFORMAT));
 326                 pwfx->cbSize=0;
 327                 if (pwfx->nBlockAlign != pwfx->nChannels * pwfx->wBitsPerSample/8) {
 328                         WARN("Fixing bad nBlockAlign (%u)\n", pwfx->nBlockAlign);
 329                         pwfx->nBlockAlign  = pwfx->nChannels * pwfx->wBitsPerSample/8;
 330                 }
 331                 if (pwfx->nAvgBytesPerSec != pwfx->nSamplesPerSec * pwfx->nBlockAlign) {
 332                         WARN("Fixing bad nAvgBytesPerSec (%u)\n", pwfx->nAvgBytesPerSec);
 333                         pwfx->nAvgBytesPerSec  = pwfx->nSamplesPerSec * pwfx->nBlockAlign;
 334                 }
 335         }
 336         return pwfx;
 337 }
 338
 339 HRESULT primarybuffer_SetFormat(DirectSoundDevice *device, LPCWAVEFORMATEX passed_fmt)
 340 {
 341         HRESULT err = DSERR_BUFFERLOST;
 342         int i;
 343         WAVEFORMATEX *old_fmt;
 344         WAVEFORMATEXTENSIBLE *fmtex, *passed_fmtex = (WAVEFORMATEXTENSIBLE*)passed_fmt;
 345         BOOL forced = (device->priolevel == DSSCL_WRITEPRIMARY);
 346
 347         TRACE("(%p,%p)\n", device, passed_fmt);
 348
 349         if (device->priolevel == DSSCL_NORMAL) {
 350                 WARN("failed priority check!\n");
 351                 return DSERR_PRIOLEVELNEEDED;
 352         }
 353
 354         /* Let's be pedantic! */
 355         if (passed_fmt == NULL) {
 356                 WARN("invalid parameter: passed_fmt==NULL!\n");
 357                 return DSERR_INVALIDPARAM;
 358         }
 359         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
 360                           "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 361                   passed_fmt->wFormatTag, passed_fmt->nChannels, passed_fmt->nSamplesPerSec,
 362                   passed_fmt->nAvgBytesPerSec, passed_fmt->nBlockAlign,
 363                   passed_fmt->wBitsPerSample, passed_fmt->cbSize);
 364
 365         if(passed_fmt->wBitsPerSample < 8 || passed_fmt->wBitsPerSample % 8 != 0 ||
 366                         passed_fmt->nChannels == 0 || passed_fmt->nSamplesPerSec == 0 ||
 367                         passed_fmt->nAvgBytesPerSec == 0 ||
 368                         passed_fmt->nBlockAlign != passed_fmt->nChannels * passed_fmt->wBitsPerSample / 8)
 369                 return DSERR_INVALIDPARAM;
 370
 371         if(passed_fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
 372                 if(passed_fmtex->Samples.wValidBitsPerSample > passed_fmtex->Format.wBitsPerSample)
 373                         return DSERR_INVALIDPARAM;
 374         }
 375
 376         /* **** */
 377         RtlAcquireResourceExclusive(&(device->buffer_list_lock), TRUE);
 378         EnterCriticalSection(&(device->mixlock));
 379
 380         old_fmt = device->pwfx;
 381         device->pwfx = DSOUND_CopyFormat(passed_fmt);
 382         fmtex = (WAVEFORMATEXTENSIBLE *)device->pwfx;
 383         if (device->pwfx == NULL) {
 384                 device->pwfx = old_fmt;
 385                 old_fmt = NULL;
 386                 err = DSERR_OUTOFMEMORY;
 387                 goto done;
 388         }
 389
 390         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
 391                 if(fmtex->Samples.wValidBitsPerSample == 0){
 392                         TRACE("Correcting 0 valid bits per sample\n");
 393                         fmtex->Samples.wValidBitsPerSample = fmtex->Format.wBitsPerSample;
 394                 }
 395         }
 396
 397         DSOUND_PrimaryClose(device);
 398
 399         err = DSOUND_ReopenDevice(device, FALSE);
 400         if(SUCCEEDED(err))
 401                 goto opened;
 402
 403         /* requested format failed, so try others */
 404         if(device->pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT){
 405                 device->pwfx->wFormatTag = WAVE_FORMAT_PCM;
 406                 device->pwfx->wBitsPerSample = 32;
 407                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 408                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 409
 410                 err = DSOUND_ReopenDevice(device, FALSE);
 411                 if(SUCCEEDED(err))
 412                         goto opened;
 413         }
 414
 415         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 416                          IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)){
 417                 fmtex->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
 418                 device->pwfx->wBitsPerSample = 32;
 419                 device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 420                 device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 421
 422                 err = DSOUND_ReopenDevice(device, FALSE);
 423                 if(SUCCEEDED(err))
 424                         goto opened;
 425         }
 426
 427         device->pwfx->wBitsPerSample = 32;
 428         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 429         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 430         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 431                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 432         err = DSOUND_ReopenDevice(device, FALSE);
 433         if(SUCCEEDED(err))
 434                 goto opened;
 435
 436         device->pwfx->wBitsPerSample = 16;
 437         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 438         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 439         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 440                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 441         err = DSOUND_ReopenDevice(device, FALSE);
 442         if(SUCCEEDED(err))
 443                 goto opened;
 444
 445         device->pwfx->wBitsPerSample = 8;
 446         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 447         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 448         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 449                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 450         err = DSOUND_ReopenDevice(device, FALSE);
 451         if(SUCCEEDED(err))
 452                 goto opened;
 453
 454         device->pwfx->nChannels = (passed_fmt->nChannels == 2) ? 1 : 2;
 455         device->pwfx->wBitsPerSample = passed_fmt->wBitsPerSample;
 456         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 457         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 458         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 459                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 460         err = DSOUND_ReopenDevice(device, FALSE);
 461         if(SUCCEEDED(err))
 462                 goto opened;
 463
 464         device->pwfx->wBitsPerSample = 32;
 465         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 466         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 467         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 468                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 469         err = DSOUND_ReopenDevice(device, FALSE);
 470         if(SUCCEEDED(err))
 471                 goto opened;
 472
 473         device->pwfx->wBitsPerSample = 16;
 474         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 475         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 476         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 477                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 478         err = DSOUND_ReopenDevice(device, FALSE);
 479         if(SUCCEEDED(err))
 480                 goto opened;
 481
 482         device->pwfx->wBitsPerSample = 8;
 483         device->pwfx->nAvgBytesPerSec = passed_fmt->nSamplesPerSec * device->pwfx->nBlockAlign;
 484         device->pwfx->nBlockAlign = passed_fmt->nChannels * (device->pwfx->wBitsPerSample / 8);
 485         if(device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 486                 fmtex->Samples.wValidBitsPerSample = device->pwfx->wBitsPerSample;
 487         err = DSOUND_ReopenDevice(device, FALSE);
 488         if(SUCCEEDED(err))
 489                 goto opened;
 490
 491         WARN("No formats could be opened\n");
 492         goto done;
 493
 494 opened:
 495         err = DSOUND_PrimaryOpen(device);
 496         if (err != DS_OK) {
 497                 WARN("DSOUND_PrimaryOpen failed\n");
 498                 goto done;
 499         }
 500
 501         if (passed_fmt->nSamplesPerSec/100 != device->pwfx->nSamplesPerSec/100 && forced && device->buffer)
 502         {
 503                 DSOUND_PrimaryClose(device);
 504                 device->pwfx->nSamplesPerSec = passed_fmt->nSamplesPerSec;
 505                 err = DSOUND_ReopenDevice(device, TRUE);
 506                 if (FAILED(err))
 507                         WARN("DSOUND_ReopenDevice(2) failed: %08x\n", err);
 508                 else if (FAILED((err = DSOUND_PrimaryOpen(device))))
 509                         WARN("DSOUND_PrimaryOpen(2) failed: %08x\n", err);
 510         }
 511
 512
 513         if(device->pwfx->wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
 514                         (device->pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 515                          IsEqualGUID(&((WAVEFORMATEXTENSIBLE*)device->pwfx)->SubFormat,
 516                                  &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)))
 517                 device->normfunction = normfunctions[4];
 518         else
 519                 device->normfunction = normfunctions[device->pwfx->wBitsPerSample/8 - 1];
 520
 521         if (old_fmt->nSamplesPerSec != device->pwfx->nSamplesPerSec ||
 522                         old_fmt->wBitsPerSample != device->pwfx->wBitsPerSample ||
 523                         old_fmt->nChannels != device->pwfx->nChannels) {
 524                 IDirectSoundBufferImpl** dsb = device->buffers;
 525                 for (i = 0; i < device->nrofbuffers; i++, dsb++) {
 526                         /* **** */
 527                         RtlAcquireResourceExclusive(&(*dsb)->lock, TRUE);
 528
 529                         (*dsb)->freqAdjust = (*dsb)->freq / (float)device->pwfx->nSamplesPerSec;
 530                         DSOUND_RecalcFormat((*dsb));
 531
 532                         RtlReleaseResource(&(*dsb)->lock);
 533                         /* **** */
 534                 }
 535         }
 536
 537 done:
 538         LeaveCriticalSection(&(device->mixlock));
 539         RtlReleaseResource(&(device->buffer_list_lock));
 540         /* **** */
 541
 542         HeapFree(GetProcessHeap(), 0, old_fmt);
 543         return err;
 544 }
 545
 546 /*******************************************************************************
 547  *              PrimaryBuffer
 548  */
 549 static inline IDirectSoundBufferImpl *impl_from_IDirectSoundBuffer(IDirectSoundBuffer *iface)
 550 {
 551     /* IDirectSoundBuffer and IDirectSoundBuffer8 use the same iface. */
 552     return CONTAINING_RECORD(iface, IDirectSoundBufferImpl, IDirectSoundBuffer8_iface);
 553 }
 554
 555 /* This sets this format for the primary buffer only */
 556 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(IDirectSoundBuffer *iface,
 557         const WAVEFORMATEX *wfex)
 558 {
 559     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 560     TRACE("(%p,%p)\n", iface, wfex);
 561     return primarybuffer_SetFormat(This->device, wfex);
 562 }
 563
 564 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(IDirectSoundBuffer *iface, LONG vol)
 565 {
 566         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 567         DirectSoundDevice *device = This->device;
 568         HRESULT hr;
 569         float lvol, rvol;
 570
 571         TRACE("(%p,%d)\n", iface, vol);
 572
 573         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 574                 WARN("control unavailable\n");
 575                 return DSERR_CONTROLUNAVAIL;
 576         }
 577
 578         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 579                 WARN("invalid parameter: vol = %d\n", vol);
 580                 return DSERR_INVALIDPARAM;
 581         }
 582
 583         /* **** */
 584         EnterCriticalSection(&device->mixlock);
 585
 586         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 587         if(FAILED(hr)){
 588                 LeaveCriticalSection(&device->mixlock);
 589                 WARN("GetChannelVolume failed: %08x\n", hr);
 590                 return hr;
 591         }
 592
 593         if(device->pwfx->nChannels > 1){
 594                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 595                 if(FAILED(hr)){
 596                         LeaveCriticalSection(&device->mixlock);
 597                         WARN("GetChannelVolume failed: %08x\n", hr);
 598                         return hr;
 599                 }
 600         }else
 601                 rvol = 1;
 602
 603         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 604         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 605
 606         DSOUND_AmpFactorToVolPan(&device->volpan);
 607         if (vol != device->volpan.lVolume) {
 608                 device->volpan.lVolume=vol;
 609                 DSOUND_RecalcVolPan(&device->volpan);
 610                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 611                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 612                 if(FAILED(hr)){
 613                         LeaveCriticalSection(&device->mixlock);
 614                         WARN("SetChannelVolume failed: %08x\n", hr);
 615                         return hr;
 616                 }
 617
 618                 if(device->pwfx->nChannels > 1){
 619                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
 620                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
 621                         if(FAILED(hr)){
 622                                 LeaveCriticalSection(&device->mixlock);
 623                                 WARN("SetChannelVolume failed: %08x\n", hr);
 624                                 return hr;
 625                         }
 626                 }
 627         }
 628
 629         LeaveCriticalSection(&(device->mixlock));
 630         /* **** */
 631
 632         return DS_OK;
 633 }
 634
 635 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(IDirectSoundBuffer *iface, LONG *vol)
 636 {
 637         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 638         DirectSoundDevice *device = This->device;
 639         float lvol, rvol;
 640         HRESULT hr;
 641         TRACE("(%p,%p)\n", iface, vol);
 642
 643         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 644                 WARN("control unavailable\n");
 645                 return DSERR_CONTROLUNAVAIL;
 646         }
 647
 648         if (vol == NULL) {
 649                 WARN("invalid parameter: vol = NULL\n");
 650                 return DSERR_INVALIDPARAM;
 651         }
 652
 653         EnterCriticalSection(&device->mixlock);
 654
 655         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 656         if(FAILED(hr)){
 657                 LeaveCriticalSection(&device->mixlock);
 658                 WARN("GetChannelVolume failed: %08x\n", hr);
 659                 return hr;
 660         }
 661
 662         if(device->pwfx->nChannels > 1){
 663                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 664                 if(FAILED(hr)){
 665                         LeaveCriticalSection(&device->mixlock);
 666                         WARN("GetChannelVolume failed: %08x\n", hr);
 667                         return hr;
 668                 }
 669         }else
 670                 rvol = 1;
 671
 672         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 673         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 674
 675         DSOUND_AmpFactorToVolPan(&device->volpan);
 676         *vol = device->volpan.lVolume;
 677
 678         LeaveCriticalSection(&device->mixlock);
 679
 680         return DS_OK;
 681 }
 682
 683 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(IDirectSoundBuffer *iface, DWORD freq)
 684 {
 685         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 686         TRACE("(%p,%d)\n",This,freq);
 687
 688         /* You cannot set the frequency of the primary buffer */
 689         WARN("control unavailable\n");
 690         return DSERR_CONTROLUNAVAIL;
 691 }
 692
 693 static HRESULT WINAPI PrimaryBufferImpl_Play(IDirectSoundBuffer *iface, DWORD reserved1,
 694         DWORD reserved2, DWORD flags)
 695 {
 696         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 697         DirectSoundDevice *device = This->device;
 698         TRACE("(%p,%08x,%08x,%08x)\n", iface, reserved1, reserved2, flags);
 699
 700         if (!(flags & DSBPLAY_LOOPING)) {
 701                 WARN("invalid parameter: flags = %08x\n", flags);
 702                 return DSERR_INVALIDPARAM;
 703         }
 704
 705         /* **** */
 706         EnterCriticalSection(&(device->mixlock));
 707
 708         if (device->state == STATE_STOPPED)
 709                 device->state = STATE_STARTING;
 710         else if (device->state == STATE_STOPPING)
 711                 device->state = STATE_PLAYING;
 712
 713         LeaveCriticalSection(&(device->mixlock));
 714         /* **** */
 715
 716         return DS_OK;
 717 }
 718
 719 static HRESULT WINAPI PrimaryBufferImpl_Stop(IDirectSoundBuffer *iface)
 720 {
 721         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 722         DirectSoundDevice *device = This->device;
 723         TRACE("(%p)\n", iface);
 724
 725         /* **** */
 726         EnterCriticalSection(&(device->mixlock));
 727
 728         if (device->state == STATE_PLAYING)
 729                 device->state = STATE_STOPPING;
 730         else if (device->state == STATE_STARTING)
 731                 device->state = STATE_STOPPED;
 732
 733         LeaveCriticalSection(&(device->mixlock));
 734         /* **** */
 735
 736         return DS_OK;
 737 }
 738
 739 static ULONG WINAPI PrimaryBufferImpl_AddRef(IDirectSoundBuffer *iface)
 740 {
 741     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 742     ULONG ref = InterlockedIncrement(&(This->ref));
 743     TRACE("(%p) ref was %d\n", This, ref - 1);
 744     if(ref == 1)
 745         InterlockedIncrement(&This->numIfaces);
 746     return ref;
 747 }
 748
 749 /* Decreases *out by 1 to no less than 0.
 750  * Returns the new value of *out. */
 751 LONG capped_refcount_dec(LONG *out)
 752 {
 753     LONG ref, oldref;
 754     do {
 755         ref = *out;
 756         if(!ref)
 757             return 0;
 758         oldref = InterlockedCompareExchange(out, ref - 1, ref);
 759     } while(oldref != ref);
 760     return ref - 1;
 761 }
 762
 763 static ULONG WINAPI PrimaryBufferImpl_Release(IDirectSoundBuffer *iface)
 764 {
 765     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 766     ULONG ref;
 767
 768     ref = capped_refcount_dec(&This->ref);
 769     if(!ref)
 770         capped_refcount_dec(&This->numIfaces);
 771
 772     TRACE("(%p) primary ref is now %d\n", This, ref);
 773
 774     return ref;
 775 }
 776
 777 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(IDirectSoundBuffer *iface,
 778         DWORD *playpos, DWORD *writepos)
 779 {
 780         HRESULT hres;
 781         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 782         DirectSoundDevice *device = This->device;
 783         TRACE("(%p,%p,%p)\n", iface, playpos, writepos);
 784
 785         /* **** */
 786         EnterCriticalSection(&(device->mixlock));
 787
 788         hres = DSOUND_PrimaryGetPosition(device, playpos, writepos);
 789         if (hres != DS_OK) {
 790                 WARN("DSOUND_PrimaryGetPosition failed\n");
 791                 LeaveCriticalSection(&(device->mixlock));
 792                 return hres;
 793         }
 794         if (writepos) {
 795                 if (device->state != STATE_STOPPED)
 796                         /* apply the documented 10ms lead to writepos */
 797                         *writepos += device->writelead;
 798                 while (*writepos >= device->buflen) *writepos -= device->buflen;
 799         }
 800
 801         LeaveCriticalSection(&(device->mixlock));
 802         /* **** */
 803
 804         TRACE("playpos = %d, writepos = %d (%p, time=%d)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
 805         return DS_OK;
 806 }
 807
 808 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(IDirectSoundBuffer *iface, DWORD *status)
 809 {
 810         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 811         DirectSoundDevice *device = This->device;
 812         TRACE("(%p,%p)\n", iface, status);
 813
 814         if (status == NULL) {
 815                 WARN("invalid parameter: status == NULL\n");
 816                 return DSERR_INVALIDPARAM;
 817         }
 818
 819         *status = 0;
 820         if ((device->state == STATE_STARTING) ||
 821             (device->state == STATE_PLAYING))
 822                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 823
 824         TRACE("status=%x\n", *status);
 825         return DS_OK;
 826 }
 827
 828
 829 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(IDirectSoundBuffer *iface, WAVEFORMATEX *lpwf,
 830         DWORD wfsize, DWORD *wfwritten)
 831 {
 832     DWORD size;
 833     IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 834     DirectSoundDevice *device = This->device;
 835     TRACE("(%p,%p,%d,%p)\n", iface, lpwf, wfsize, wfwritten);
 836
 837     size = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 838
 839     if (lpwf) { /* NULL is valid */
 840         if (wfsize >= size) {
 841             CopyMemory(lpwf,device->pwfx,size);
 842             if (wfwritten)
 843                 *wfwritten = size;
 844         } else {
 845             WARN("invalid parameter: wfsize too small\n");
 846             if (wfwritten)
 847                 *wfwritten = 0;
 848             return DSERR_INVALIDPARAM;
 849         }
 850     } else {
 851         if (wfwritten)
 852             *wfwritten = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
 853         else {
 854             WARN("invalid parameter: wfwritten == NULL\n");
 855             return DSERR_INVALIDPARAM;
 856         }
 857     }
 858
 859     return DS_OK;
 860 }
 861
 862 static HRESULT WINAPI PrimaryBufferImpl_Lock(IDirectSoundBuffer *iface, DWORD writecursor,
 863         DWORD writebytes, void **lplpaudioptr1, DWORD *audiobytes1, void **lplpaudioptr2,
 864         DWORD *audiobytes2, DWORD flags)
 865 {
 866         HRESULT hres;
 867         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 868         DirectSoundDevice *device = This->device;
 869         TRACE("(%p,%d,%d,%p,%p,%p,%p,0x%08x) at %d\n",
 870                 iface,
 871                 writecursor,
 872                 writebytes,
 873                 lplpaudioptr1,
 874                 audiobytes1,
 875                 lplpaudioptr2,
 876                 audiobytes2,
 877                 flags,
 878                 GetTickCount()
 879         );
 880
 881         if (!audiobytes1)
 882             return DSERR_INVALIDPARAM;
 883
 884         if (device->priolevel != DSSCL_WRITEPRIMARY) {
 885                 WARN("failed priority check!\n");
 886                 return DSERR_PRIOLEVELNEEDED;
 887         }
 888
 889         /* when this flag is set, writecursor is meaningless and must be calculated */
 890         if (flags & DSBLOCK_FROMWRITECURSOR) {
 891                 /* GetCurrentPosition does too much magic to duplicate here */
 892                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
 893                 if (hres != DS_OK) {
 894                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 895                         return hres;
 896                 }
 897         }
 898
 899         /* when this flag is set, writebytes is meaningless and must be set */
 900         if (flags & DSBLOCK_ENTIREBUFFER)
 901                 writebytes = device->buflen;
 902
 903         if (writecursor >= device->buflen) {
 904                 WARN("Invalid parameter, writecursor: %u >= buflen: %u\n",
 905                      writecursor, device->buflen);
 906                 return DSERR_INVALIDPARAM;
 907         }
 908
 909         if (writebytes > device->buflen) {
 910                 WARN("Invalid parameter, writebytes: %u > buflen: %u\n",
 911                      writebytes, device->buflen);
 912                 return DSERR_INVALIDPARAM;
 913         }
 914
 915         if (writecursor+writebytes <= device->buflen) {
 916                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 917                 *audiobytes1 = writebytes;
 918                 if (lplpaudioptr2)
 919                         *(LPBYTE*)lplpaudioptr2 = NULL;
 920                 if (audiobytes2)
 921                         *audiobytes2 = 0;
 922                 TRACE("->%d.0\n",writebytes);
 923         } else {
 924                 *(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
 925                 *audiobytes1 = device->buflen-writecursor;
 926                 if (lplpaudioptr2)
 927                         *(LPBYTE*)lplpaudioptr2 = device->buffer;
 928                 if (audiobytes2)
 929                         *audiobytes2 = writebytes-(device->buflen-writecursor);
 930                 TRACE("->%d.%d\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 931         }
 932         return DS_OK;
 933 }
 934
 935 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(IDirectSoundBuffer *iface, DWORD newpos)
 936 {
 937         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 938         TRACE("(%p,%d)\n",This,newpos);
 939
 940         /* You cannot set the position of the primary buffer */
 941         WARN("invalid call\n");
 942         return DSERR_INVALIDCALL;
 943 }
 944
 945 static HRESULT WINAPI PrimaryBufferImpl_SetPan(IDirectSoundBuffer *iface, LONG pan)
 946 {
 947         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
 948         DirectSoundDevice *device = This->device;
 949         float lvol, rvol;
 950         HRESULT hr;
 951         TRACE("(%p,%d)\n", iface, pan);
 952
 953         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 954                 WARN("control unavailable\n");
 955                 return DSERR_CONTROLUNAVAIL;
 956         }
 957
 958         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 959                 WARN("invalid parameter: pan = %d\n", pan);
 960                 return DSERR_INVALIDPARAM;
 961         }
 962
 963         /* **** */
 964         EnterCriticalSection(&device->mixlock);
 965
 966         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
 967         if(FAILED(hr)){
 968                 LeaveCriticalSection(&device->mixlock);
 969                 WARN("GetChannelVolume failed: %08x\n", hr);
 970                 return hr;
 971         }
 972
 973         if(device->pwfx->nChannels > 1){
 974                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
 975                 if(FAILED(hr)){
 976                         LeaveCriticalSection(&device->mixlock);
 977                         WARN("GetChannelVolume failed: %08x\n", hr);
 978                         return hr;
 979                 }
 980         }else
 981                 rvol = 1;
 982
 983         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
 984         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
 985
 986         DSOUND_AmpFactorToVolPan(&device->volpan);
 987         if (pan != device->volpan.lPan) {
 988                 device->volpan.lPan=pan;
 989                 DSOUND_RecalcVolPan(&device->volpan);
 990
 991                 lvol = (float)((DWORD)(device->volpan.dwTotalLeftAmpFactor & 0xFFFF) / (float)0xFFFF);
 992                 hr = IAudioStreamVolume_SetChannelVolume(device->volume, 0, lvol);
 993                 if(FAILED(hr)){
 994                         LeaveCriticalSection(&device->mixlock);
 995                         WARN("SetChannelVolume failed: %08x\n", hr);
 996                         return hr;
 997                 }
 998
 999                 if(device->pwfx->nChannels > 1){
1000                         rvol = (float)((DWORD)(device->volpan.dwTotalRightAmpFactor & 0xFFFF) / (float)0xFFFF);
1001                         hr = IAudioStreamVolume_SetChannelVolume(device->volume, 1, rvol);
1002                         if(FAILED(hr)){
1003                                 LeaveCriticalSection(&device->mixlock);
1004                                 WARN("SetChannelVolume failed: %08x\n", hr);
1005                                 return hr;
1006                         }
1007                 }
1008         }
1009
1010         LeaveCriticalSection(&device->mixlock);
1011         /* **** */
1012
1013         return DS_OK;
1014 }
1015
1016 static HRESULT WINAPI PrimaryBufferImpl_GetPan(IDirectSoundBuffer *iface, LONG *pan)
1017 {
1018         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1019         DirectSoundDevice *device = This->device;
1020         float lvol, rvol;
1021         HRESULT hr;
1022         TRACE("(%p,%p)\n", iface, pan);
1023
1024         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
1025                 WARN("control unavailable\n");
1026                 return DSERR_CONTROLUNAVAIL;
1027         }
1028
1029         if (pan == NULL) {
1030                 WARN("invalid parameter: pan == NULL\n");
1031                 return DSERR_INVALIDPARAM;
1032         }
1033
1034         EnterCriticalSection(&device->mixlock);
1035
1036         hr = IAudioStreamVolume_GetChannelVolume(device->volume, 0, &lvol);
1037         if(FAILED(hr)){
1038                 LeaveCriticalSection(&device->mixlock);
1039                 WARN("GetChannelVolume failed: %08x\n", hr);
1040                 return hr;
1041         }
1042
1043         if(device->pwfx->nChannels > 1){
1044                 hr = IAudioStreamVolume_GetChannelVolume(device->volume, 1, &rvol);
1045                 if(FAILED(hr)){
1046                         LeaveCriticalSection(&device->mixlock);
1047                         WARN("GetChannelVolume failed: %08x\n", hr);
1048                         return hr;
1049                 }
1050         }else
1051                 rvol = 1;
1052
1053         device->volpan.dwTotalLeftAmpFactor = ((UINT16)(lvol * (DWORD)0xFFFF));
1054         device->volpan.dwTotalRightAmpFactor = ((UINT16)(rvol * (DWORD)0xFFFF));
1055
1056         DSOUND_AmpFactorToVolPan(&device->volpan);
1057         *pan = device->volpan.lPan;
1058
1059         LeaveCriticalSection(&device->mixlock);
1060
1061         return DS_OK;
1062 }
1063
1064 static HRESULT WINAPI PrimaryBufferImpl_Unlock(IDirectSoundBuffer *iface, void *p1, DWORD x1,
1065         void *p2, DWORD x2)
1066 {
1067         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1068         DirectSoundDevice *device = This->device;
1069         TRACE("(%p,%p,%d,%p,%d)\n", iface, p1, x1, p2, x2);
1070
1071         if (device->priolevel != DSSCL_WRITEPRIMARY) {
1072                 WARN("failed priority check!\n");
1073                 return DSERR_PRIOLEVELNEEDED;
1074         }
1075
1076     if((p1 && ((BYTE*)p1 < device->buffer ||
1077                     (BYTE*)p1 >= device->buffer + device->buflen)) ||
1078             (p2 && ((BYTE*)p2 < device->buffer ||
1079                     (BYTE*)p2 >= device->buffer + device->buflen)))
1080         return DSERR_INVALIDPARAM;
1081
1082         return DS_OK;
1083 }
1084
1085 static HRESULT WINAPI PrimaryBufferImpl_Restore(IDirectSoundBuffer *iface)
1086 {
1087         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1088         FIXME("(%p):stub\n",This);
1089         return DS_OK;
1090 }
1091
1092 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(IDirectSoundBuffer *iface, DWORD *freq)
1093 {
1094         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1095         DirectSoundDevice *device = This->device;
1096         TRACE("(%p,%p)\n", iface, freq);
1097
1098         if (freq == NULL) {
1099                 WARN("invalid parameter: freq == NULL\n");
1100                 return DSERR_INVALIDPARAM;
1101         }
1102
1103         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
1104                 WARN("control unavailable\n");
1105                 return DSERR_CONTROLUNAVAIL;
1106         }
1107
1108         *freq = device->pwfx->nSamplesPerSec;
1109         TRACE("-> %d\n", *freq);
1110
1111         return DS_OK;
1112 }
1113
1114 static HRESULT WINAPI PrimaryBufferImpl_Initialize(IDirectSoundBuffer *iface, IDirectSound *dsound,
1115         const DSBUFFERDESC *dbsd)
1116 {
1117         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1118         WARN("(%p) already initialized\n", This);
1119         return DSERR_ALREADYINITIALIZED;
1120 }
1121
1122 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(IDirectSoundBuffer *iface, DSBCAPS *caps)
1123 {
1124         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1125         DirectSoundDevice *device = This->device;
1126         TRACE("(%p,%p)\n", iface, caps);
1127
1128         if (caps == NULL) {
1129                 WARN("invalid parameter: caps == NULL\n");
1130                 return DSERR_INVALIDPARAM;
1131         }
1132
1133         if (caps->dwSize < sizeof(*caps)) {
1134                 WARN("invalid parameter: caps->dwSize = %d\n", caps->dwSize);
1135                 return DSERR_INVALIDPARAM;
1136         }
1137
1138         caps->dwFlags = This->dsbd.dwFlags;
1139         caps->dwBufferBytes = device->buflen;
1140
1141         /* Windows reports these as zero */
1142         caps->dwUnlockTransferRate = 0;
1143         caps->dwPlayCpuOverhead = 0;
1144
1145         return DS_OK;
1146 }
1147
1148 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(IDirectSoundBuffer *iface, REFIID riid,
1149         void **ppobj)
1150 {
1151         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer(iface);
1152
1153         TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
1154
1155         if (ppobj == NULL) {
1156                 WARN("invalid parameter\n");
1157                 return E_INVALIDARG;
1158         }
1159
1160         *ppobj = NULL;  /* assume failure */
1161
1162         if ( IsEqualGUID(riid, &IID_IUnknown) ||
1163              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
1164                 IDirectSoundBuffer_AddRef(iface);
1165                 *ppobj = iface;
1166                 return S_OK;
1167         }
1168
1169         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
1170         /* a primary buffer can't have a DirectSoundBuffer8 interface */
1171         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
1172                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
1173                 return E_NOINTERFACE;
1174         }
1175
1176         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
1177                 ERR("app requested IDirectSoundNotify on primary buffer\n");
1178                 /* FIXME: should we support this? */
1179                 return E_NOINTERFACE;
1180         }
1181
1182         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
1183                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
1184                 return E_NOINTERFACE;
1185         }
1186
1187         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
1188                 *ppobj = &This->IDirectSound3DListener_iface;
1189                 IDirectSound3DListener_AddRef(&This->IDirectSound3DListener_iface);
1190                 return S_OK;
1191         }
1192
1193         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1194                 *ppobj = &This->IKsPropertySet_iface;
1195                 IKsPropertySet_AddRef(&This->IKsPropertySet_iface);
1196                 return S_OK;
1197         }
1198
1199         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1200         return E_NOINTERFACE;
1201 }
1202
1203 static const IDirectSoundBufferVtbl dspbvt =
1204 {
1205         PrimaryBufferImpl_QueryInterface,
1206         PrimaryBufferImpl_AddRef,
1207         PrimaryBufferImpl_Release,
1208         PrimaryBufferImpl_GetCaps,
1209         PrimaryBufferImpl_GetCurrentPosition,
1210         PrimaryBufferImpl_GetFormat,
1211         PrimaryBufferImpl_GetVolume,
1212         PrimaryBufferImpl_GetPan,
1213         PrimaryBufferImpl_GetFrequency,
1214         PrimaryBufferImpl_GetStatus,
1215         PrimaryBufferImpl_Initialize,
1216         PrimaryBufferImpl_Lock,
1217         PrimaryBufferImpl_Play,
1218         PrimaryBufferImpl_SetCurrentPosition,
1219         PrimaryBufferImpl_SetFormat,
1220         PrimaryBufferImpl_SetVolume,
1221         PrimaryBufferImpl_SetPan,
1222         PrimaryBufferImpl_SetFrequency,
1223         PrimaryBufferImpl_Stop,
1224         PrimaryBufferImpl_Unlock,
1225         PrimaryBufferImpl_Restore
1226 };
1227
1228 HRESULT primarybuffer_create(DirectSoundDevice *device, IDirectSoundBufferImpl **ppdsb,
1229         const DSBUFFERDESC *dsbd)
1230 {
1231         IDirectSoundBufferImpl *dsb;
1232         TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
1233
1234         if (dsbd->lpwfxFormat) {
1235                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1236                 *ppdsb = NULL;
1237                 return DSERR_INVALIDPARAM;
1238         }
1239
1240         dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1241
1242         if (dsb == NULL) {
1243                 WARN("out of memory\n");
1244                 *ppdsb = NULL;
1245                 return DSERR_OUTOFMEMORY;
1246         }
1247
1248         dsb->ref = 0;
1249         dsb->ref3D = 0;
1250         dsb->refiks = 0;
1251         dsb->numIfaces = 0;
1252         dsb->device = device;
1253         dsb->IDirectSoundBuffer8_iface.lpVtbl = (IDirectSoundBuffer8Vtbl *)&dspbvt;
1254         dsb->IDirectSound3DListener_iface.lpVtbl = &ds3dlvt;
1255         dsb->IKsPropertySet_iface.lpVtbl = &iksbvt;
1256         dsb->dsbd = *dsbd;
1257
1258         /* IDirectSound3DListener */
1259         device->ds3dl.dwSize = sizeof(DS3DLISTENER);
1260         device->ds3dl.vPosition.x = 0.0;
1261         device->ds3dl.vPosition.y = 0.0;
1262         device->ds3dl.vPosition.z = 0.0;
1263         device->ds3dl.vVelocity.x = 0.0;
1264         device->ds3dl.vVelocity.y = 0.0;
1265         device->ds3dl.vVelocity.z = 0.0;
1266         device->ds3dl.vOrientFront.x = 0.0;
1267         device->ds3dl.vOrientFront.y = 0.0;
1268         device->ds3dl.vOrientFront.z = 1.0;
1269         device->ds3dl.vOrientTop.x = 0.0;
1270         device->ds3dl.vOrientTop.y = 1.0;
1271         device->ds3dl.vOrientTop.z = 0.0;
1272         device->ds3dl.flDistanceFactor = DS3D_DEFAULTDISTANCEFACTOR;
1273         device->ds3dl.flRolloffFactor = DS3D_DEFAULTROLLOFFFACTOR;
1274         device->ds3dl.flDopplerFactor = DS3D_DEFAULTDOPPLERFACTOR;
1275         device->ds3dl_need_recalc = TRUE;
1276
1277         TRACE("Created primary buffer at %p\n", dsb);
1278         TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
1279                 "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1280                 device->pwfx->wFormatTag, device->pwfx->nChannels,
1281                 device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
1282                 device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
1283                 device->pwfx->cbSize);
1284
1285         IDirectSoundBuffer_AddRef(&dsb->IDirectSoundBuffer8_iface);
1286         *ppdsb = dsb;
1287         return S_OK;
1288 }