dsound8.c

   1 /* DirectSound COM interface
   2  *
   3  * Copyright 2009 Maarten Lankhorst
   4  *
   5  * Some code taken from the original dsound-openal implementation
   6  *    Copyright 2007-2009 Chris Robinson
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include <stdarg.h>
  24
  25 #ifdef __WINESRC__
  26
  27 #define COBJMACROS
  28 #define NONAMELESSSTRUCT
  29 #define NONAMELESSUNION
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winuser.h"
  33 #include "winnls.h"
  34 #include "winreg.h"
  35 #include "mmsystem.h"
  36 #include "winternl.h"
  37 #include "mmddk.h"
  38 #include "wine/debug.h"
  39 #include "dsound.h"
  40
  41 #include "dsound_private.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  44
  45 #else
  46
  47 #define WINVER 0x0600
  48 #include <windows.h>
  49 #include <dsound.h>
  50
  51 #include "dsound_private.h"
  52
  53 #ifndef DSSPEAKER_7POINT1
  54 #define DSSPEAKER_7POINT1       7
  55 #endif
  56
  57 #endif
  58
  59 static DS8Impl **devicelist;
  60 static UINT devicelistsize;
  61
  62 static const IDirectSound8Vtbl DS8_Vtbl;
  63
  64 HRESULT DSOUND_Create(REFIID riid, LPVOID *ds)
  65 {
  66     HRESULT hr;
  67
  68     if(IsEqualIID(riid, &IID_IDirectSound8))
  69         return E_NOINTERFACE;
  70     hr = DSOUND_Create8(riid, ds);
  71     if(hr == S_OK)
  72         ((DS8Impl*)*ds)->is_8 = FALSE;
  73     return hr;
  74 }
  75
  76 static void DS8Impl_Destroy(DS8Impl *This);
  77
  78 static const WCHAR speakerconfigkey[] = {
  79     'S','Y','S','T','E','M','\\',
  80     'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
  81     'C','o','n','t','r','o','l','\\',
  82     'M','e','d','i','a','R','e','s','o','u','r','c','e','s','\\',
  83     'D','i','r','e','c','t','S','o','u','n','d','\\',
  84     'S','p','e','a','k','e','r',' ','C','o','n','f','i','g','u','r','a','t','i','o','n',0
  85 };
  86
  87 static const WCHAR speakerconfig[] = {
  88     'S','p','e','a','k','e','r',' ','C','o','n','f','i','g','u','r','a','t','i','o','n',0
  89 };
  90
  91 HRESULT DSOUND_Create8(REFIID riid, LPVOID *ds)
  92 {
  93     DS8Impl *This;
  94     HKEY regkey;
  95     HRESULT hr;
  96
  97     *ds = NULL;
  98     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*This));
  99     if(!This)
 100         return E_OUTOFMEMORY;
 101     This->IDirectSound8_iface.lpVtbl = (IDirectSound8Vtbl*)&DS8_Vtbl;
 102
 103     This->is_8 = TRUE;
 104     This->speaker_config = DSSPEAKER_COMBINED(DSSPEAKER_5POINT1, DSSPEAKER_GEOMETRY_WIDE);
 105
 106     if(RegOpenKeyExW(HKEY_LOCAL_MACHINE, speakerconfigkey, 0, KEY_READ, &regkey) == ERROR_SUCCESS)
 107     {
 108         DWORD type, conf, confsize = sizeof(DWORD);
 109
 110         if(RegQueryValueExW(regkey, speakerconfig, NULL, &type, (BYTE*)&conf, &confsize) == ERROR_SUCCESS)
 111         {
 112             if(type == REG_DWORD)
 113                 This->speaker_config = conf;
 114         }
 115
 116         RegCloseKey(regkey);
 117     }
 118     /*RegGetValueW(HKEY_LOCAL_MACHINE, speakerconfigkey, speakerconfig, RRF_RT_REG_DWORD, NULL, &This->speaker_config, NULL);*/
 119
 120     hr = IUnknown_QueryInterface(&This->IDirectSound8_iface, riid, ds);
 121     if(FAILED(hr))
 122         DS8Impl_Destroy(This);
 123     else
 124     {
 125         void *temp;
 126
 127         EnterCriticalSection(&openal_crst);
 128         if(devicelist)
 129             temp = HeapReAlloc(GetProcessHeap(), 0, devicelist, sizeof(*devicelist)*(devicelistsize+1));
 130         else
 131             temp = HeapAlloc(GetProcessHeap(), 0, sizeof(*devicelist)*(devicelistsize+1));
 132         if(temp)
 133         {
 134             devicelist = temp;
 135             devicelist[devicelistsize++] = This;
 136         }
 137         LeaveCriticalSection(&openal_crst);
 138     }
 139     return hr;
 140 }
 141
 142 static void DS8Impl_Destroy(DS8Impl *This)
 143 {
 144     UINT i;
 145
 146     EnterCriticalSection(&openal_crst);
 147     for(i = 0;i < devicelistsize;i++)
 148     {
 149         if(devicelist[i] == This)
 150         {
 151             devicelist[i] = devicelist[--devicelistsize];
 152             if(devicelistsize == 0)
 153             {
 154                 HeapFree(GetProcessHeap(), 0, devicelist);
 155                 devicelist = NULL;
 156             }
 157             break;
 158         }
 159     }
 160     LeaveCriticalSection(&openal_crst);
 161
 162     if(This->deviceref && InterlockedDecrement(This->deviceref) == 0)
 163     {
 164         if(This->primary)
 165             DS8Primary_Destroy(This->primary);
 166         if(This->device)
 167             alcCloseDevice(This->device);
 168
 169         HeapFree(GetProcessHeap(), 0, This->deviceref);
 170     }
 171     else
 172     {
 173         EnterCriticalSection(&openal_crst);
 174         if(This->primary && This->primary->parent == This)
 175         {
 176             /* If the primary is referencing this as its parent, update it to
 177              * reference another handle for the device */
 178             for(i = 0;i < devicelistsize;i++)
 179             {
 180                 if(devicelist[i]->primary == This->primary)
 181                 {
 182                     This->primary->parent = devicelist[i];
 183                     break;
 184                 }
 185             }
 186         }
 187         LeaveCriticalSection(&openal_crst);
 188     }
 189
 190     HeapFree(GetProcessHeap(), 0, This);
 191 }
 192
 193 static inline DS8Impl *impl_from_IDirectSound8(IDirectSound8 *iface)
 194 {
 195     return CONTAINING_RECORD(iface, DS8Impl, IDirectSound8_iface);
 196 }
 197
 198 static HRESULT WINAPI DS8_QueryInterface(IDirectSound8 *iface, REFIID riid, LPVOID *ppv)
 199 {
 200     DS8Impl *This = impl_from_IDirectSound8(iface);
 201
 202     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 203
 204     *ppv = NULL;
 205     if(IsEqualIID(riid, &IID_IUnknown) ||
 206        IsEqualIID(riid, &IID_IDirectSound))
 207         *ppv = &This->IDirectSound8_iface;
 208     else if((IsEqualIID(riid, &IID_IDirectSound8)))
 209     {
 210         if(This->is_8)
 211             *ppv = &This->IDirectSound8_iface;
 212     }
 213     else
 214         FIXME("Unhandled GUID: %s\n", debugstr_guid(riid));
 215
 216     if(*ppv)
 217     {
 218         IUnknown_AddRef((IUnknown*)*ppv);
 219         return S_OK;
 220     }
 221
 222     return E_NOINTERFACE;
 223 }
 224
 225 static ULONG WINAPI DS8_AddRef(IDirectSound8 *iface)
 226 {
 227     DS8Impl *This = impl_from_IDirectSound8(iface);
 228     LONG ref;
 229
 230     ref = InterlockedIncrement(&This->ref);
 231     TRACE("Reference count incremented to %d\n", ref);
 232
 233     return ref;
 234 }
 235
 236 static ULONG WINAPI DS8_Release(IDirectSound8 *iface)
 237 {
 238     DS8Impl *This = impl_from_IDirectSound8(iface);
 239     LONG ref;
 240
 241     ref = InterlockedDecrement(&This->ref);
 242     TRACE("Reference count decremented to %d\n", ref);
 243     if(ref == 0)
 244         DS8Impl_Destroy(This);
 245
 246     return ref;
 247 }
 248
 249 static HRESULT WINAPI DS8_CreateSoundBuffer(IDirectSound8 *iface, LPCDSBUFFERDESC desc, LPLPDIRECTSOUNDBUFFER buf, IUnknown *pUnkOuter)
 250 {
 251     DS8Impl *This = impl_from_IDirectSound8(iface);
 252     HRESULT hr;
 253
 254     TRACE("(%p)->(%p, %p, %p)\n", iface, desc, buf, pUnkOuter);
 255
 256     if(!buf)
 257     {
 258         WARN("buf is null\n");
 259         return DSERR_INVALIDPARAM;
 260     }
 261     *buf = NULL;
 262
 263     if(pUnkOuter)
 264     {
 265         WARN("Aggregation isn't supported\n");
 266         return DSERR_NOAGGREGATION;
 267     }
 268     if(!desc || desc->dwSize < sizeof(DSBUFFERDESC1))
 269     {
 270         WARN("Invalid buffer %p/%u\n", desc, desc?desc->dwSize:0);
 271         return DSERR_INVALIDPARAM;
 272     }
 273
 274     TRACE("Requested buffer:\n"
 275           "    Size        = %u\n"
 276           "    Flags       = 0x%08x\n"
 277           "    BufferBytes = %u\n",
 278           (UINT)desc->dwSize, (UINT)desc->dwFlags,
 279           (UINT)desc->dwBufferBytes);
 280
 281     if(desc->dwSize >= sizeof(DSBUFFERDESC))
 282     {
 283         if(!(desc->dwFlags&DSBCAPS_CTRL3D))
 284         {
 285             if(!IsEqualGUID(&desc->guid3DAlgorithm, &GUID_NULL))
 286             {
 287                 WARN("Invalid 3D algorithm GUID specified for non-3D buffer: %s\n", debugstr_guid(&desc->guid3DAlgorithm));
 288                 return DSERR_INVALIDPARAM;
 289             }
 290         }
 291         else
 292             TRACE("Requested 3D algorithm GUID: %s\n", debugstr_guid(&desc->guid3DAlgorithm));
 293     }
 294
 295     /* OpenAL doesn't support playing with 3d and panning at same time.. */
 296     if((desc->dwFlags&(DSBCAPS_CTRL3D|DSBCAPS_CTRLPAN)) == (DSBCAPS_CTRL3D|DSBCAPS_CTRLPAN))
 297     {
 298         if(!This->is_8)
 299             ERR("Cannot create buffers with 3D and panning control\n");
 300         else
 301             WARN("Cannot create buffers with 3D and panning control\n");
 302         return DSERR_INVALIDPARAM;
 303     }
 304
 305     EnterCriticalSection(&openal_crst);
 306     if(!This->device)
 307         hr = DSERR_UNINITIALIZED;
 308     else if((desc->dwFlags&DSBCAPS_PRIMARYBUFFER))
 309     {
 310         IDirectSoundBuffer *prim = &This->primary->IDirectSoundBuffer_iface;
 311
 312         hr = S_OK;
 313         if(IDirectSoundBuffer_AddRef(prim) == 1)
 314         {
 315             hr = IDirectSoundBuffer_Initialize(prim, (IDirectSound*)&This->IDirectSound8_iface, desc);
 316             if(FAILED(hr))
 317             {
 318                 IDirectSoundBuffer_Release(prim);
 319                 prim = NULL;
 320             }
 321         }
 322         *buf = prim;
 323     }
 324     else
 325     {
 326         DS8Buffer *dsb;
 327
 328         hr = DS8Buffer_Create(&dsb, This->primary, NULL);
 329         if(SUCCEEDED(hr))
 330         {
 331             hr = IDirectSoundBuffer8_Initialize(&dsb->IDirectSoundBuffer8_iface, (IDirectSound*)&This->IDirectSound8_iface, desc);
 332             if(FAILED(hr))
 333                 IDirectSoundBuffer8_Release(&dsb->IDirectSoundBuffer8_iface);
 334             else
 335             {
 336                 dsb->bufferlost = (This->prio_level == DSSCL_WRITEPRIMARY);
 337                 *buf = (IDirectSoundBuffer*)&dsb->IDirectSoundBuffer8_iface;
 338             }
 339         }
 340     }
 341     LeaveCriticalSection(&openal_crst);
 342
 343     TRACE("%08x\n", hr);
 344     return hr;
 345 }
 346
 347 static HRESULT WINAPI DS8_GetCaps(IDirectSound8 *iface, LPDSCAPS caps)
 348 {
 349     DS8Impl *This = impl_from_IDirectSound8(iface);
 350     HRESULT hr = S_OK;
 351
 352     TRACE("(%p)->(%p)\n", iface, caps);
 353
 354     EnterCriticalSection(&openal_crst);
 355     if(!This->device)
 356         hr = DSERR_UNINITIALIZED;
 357     else if(!caps || caps->dwSize < sizeof(*caps))
 358         hr = DSERR_INVALIDPARAM;
 359     else
 360     {
 361         LONG count = This->primary->max_sources;
 362
 363         setALContext(This->primary->ctx);
 364         caps->dwFlags = DSCAPS_CONTINUOUSRATE |
 365                         DSCAPS_PRIMARY16BIT | DSCAPS_PRIMARYSTEREO |
 366                         DSCAPS_PRIMARY8BIT | DSCAPS_PRIMARYMONO |
 367                         DSCAPS_SECONDARY16BIT | DSCAPS_SECONDARY8BIT |
 368                         DSCAPS_SECONDARYMONO | DSCAPS_SECONDARYSTEREO;
 369         caps->dwPrimaryBuffers = 1;
 370         caps->dwMinSecondarySampleRate = DSBFREQUENCY_MIN;
 371         caps->dwMaxSecondarySampleRate = DSBFREQUENCY_MAX;
 372         caps->dwMaxHwMixingAllBuffers =
 373             caps->dwMaxHwMixingStaticBuffers =
 374             caps->dwMaxHwMixingStreamingBuffers =
 375             caps->dwMaxHw3DAllBuffers =
 376             caps->dwMaxHw3DStaticBuffers =
 377             caps->dwMaxHw3DStreamingBuffers = count;
 378         count -= This->primary->nbuffers;
 379         if(count < 0)
 380         {
 381             ERR("How did the count drop below 0?\n");
 382             count = 0;
 383         }
 384         caps->dwFreeHwMixingAllBuffers =
 385             caps->dwFreeHwMixingStaticBuffers =
 386             caps->dwFreeHwMixingStreamingBuffers =
 387             caps->dwFreeHw3DAllBuffers =
 388             caps->dwFreeHw3DStaticBuffers =
 389             caps->dwFreeHw3DStreamingBuffers = count;
 390         caps->dwTotalHwMemBytes =
 391             caps->dwFreeHwMemBytes = 64 * 1024 * 1024;
 392         caps->dwMaxContigFreeHwMemBytes = caps->dwFreeHwMemBytes;
 393         caps->dwUnlockTransferRateHwBuffers = 4096;
 394         caps->dwPlayCpuOverheadSwBuffers = 0;
 395         popALContext();
 396     }
 397     LeaveCriticalSection(&openal_crst);
 398
 399     return hr;
 400 }
 401 static HRESULT WINAPI DS8_DuplicateSoundBuffer(IDirectSound8 *iface, IDirectSoundBuffer *in, IDirectSoundBuffer **out)
 402 {
 403     DS8Impl *This = impl_from_IDirectSound8(iface);
 404     HRESULT hr = S_OK;
 405
 406     TRACE("(%p)->(%p, %p)\n", iface, in, out);
 407
 408     EnterCriticalSection(&openal_crst);
 409     if(!This->device)
 410         hr = DSERR_UNINITIALIZED;
 411     else if(!in || !out)
 412         hr = DSERR_INVALIDPARAM;
 413     else
 414     {
 415         DSBCAPS caps;
 416         DS8Buffer *buf;
 417
 418         *out = NULL;
 419
 420         caps.dwSize = sizeof(caps);
 421         hr = IDirectSoundBuffer_GetCaps(in, &caps);
 422         if(SUCCEEDED(hr) && (caps.dwFlags&DSBCAPS_PRIMARYBUFFER))
 423         {
 424             WARN("Cannot duplicate buffer %p, which has DSBCAPS_PRIMARYBUFFER\n", in);
 425             hr = DSERR_INVALIDPARAM;
 426         }
 427         if(SUCCEEDED(hr) && (caps.dwFlags&DSBCAPS_CTRLFX))
 428         {
 429             WARN("Cannot duplicate buffer %p, which has DSBCAPS_CTRLFX\n", in);
 430             hr = DSERR_INVALIDPARAM;
 431         }
 432         if(SUCCEEDED(hr))
 433             hr = DS8Buffer_Create(&buf, This->primary, in);
 434         if(SUCCEEDED(hr))
 435         {
 436             *out = (IDirectSoundBuffer*)&buf->IDirectSoundBuffer8_iface;
 437             hr = IDirectSoundBuffer_Initialize(*out, NULL, NULL);
 438         }
 439         if(SUCCEEDED(hr))
 440         {
 441             DWORD savelost = ((DS8Buffer*)in)->bufferlost;
 442             ((DS8Buffer*)in)->bufferlost = 0;
 443             /* According to MSDN volume isn't copied
 444              */
 445             if((caps.dwFlags&DSBCAPS_CTRLPAN))
 446             {
 447                 LONG pan;
 448                 if(SUCCEEDED(IDirectSoundBuffer_GetPan(in, &pan)))
 449                     IDirectSoundBuffer_SetPan(*out, pan);
 450             }
 451             if((caps.dwFlags&DSBCAPS_CTRLFREQUENCY))
 452             {
 453                 DWORD freq;
 454                 if(SUCCEEDED(IDirectSoundBuffer_GetFrequency(in, &freq)))
 455                     IDirectSoundBuffer_SetFrequency(*out, freq);
 456             }
 457             if((caps.dwFlags&DSBCAPS_CTRL3D))
 458             {
 459                 IDirectSound3DBuffer *buf3d;
 460                 DS3DBUFFER DS3DBuffer;
 461                 HRESULT subhr;
 462
 463                 subhr = IDirectSound_QueryInterface(in, &IID_IDirectSound3DBuffer, (void**)&buf3d);
 464                 if(SUCCEEDED(subhr))
 465                 {
 466                     DS3DBuffer.dwSize = sizeof(DS3DBuffer);
 467                     subhr = IDirectSound3DBuffer_GetAllParameters(buf3d, &DS3DBuffer);
 468                     IDirectSound3DBuffer_Release(buf3d);
 469                 }
 470                 if(SUCCEEDED(subhr))
 471                     subhr = IDirectSoundBuffer_QueryInterface(*out, &IID_IDirectSound3DBuffer, (void**)&buf3d);
 472                 if(SUCCEEDED(subhr))
 473                 {
 474                     subhr = IDirectSound3DBuffer_SetAllParameters(buf3d, &DS3DBuffer, DS3D_IMMEDIATE);
 475                     IDirectSound3DBuffer_Release(buf3d);
 476                 }
 477             }
 478             ((DS8Buffer*)in)->bufferlost = buf->bufferlost = savelost;
 479         }
 480         if(FAILED(hr))
 481         {
 482             if(*out)
 483                 IDirectSoundBuffer_Release(*out);
 484             *out = NULL;
 485             goto out;
 486         }
 487     }
 488 out:
 489     LeaveCriticalSection(&openal_crst);
 490     return hr;
 491 }
 492
 493 static HRESULT WINAPI DS8_SetCooperativeLevel(IDirectSound8 *iface, HWND hwnd, DWORD level)
 494 {
 495     DS8Impl *This = impl_from_IDirectSound8(iface);
 496     HRESULT hr = S_OK;
 497
 498     TRACE("(%p)->(%p, %u)\n", iface, hwnd, level);
 499
 500     EnterCriticalSection(&openal_crst);
 501     if(!This->device)
 502         hr = DSERR_UNINITIALIZED;
 503     else if(level > DSSCL_WRITEPRIMARY || level < DSSCL_NORMAL)
 504         hr = E_INVALIDARG;
 505     else if(level == DSSCL_WRITEPRIMARY && (This->prio_level != DSSCL_WRITEPRIMARY))
 506     {
 507         DWORD i, state;
 508
 509         for(i = 0; i < This->primary->nbuffers; ++i)
 510         {
 511             DS8Buffer *buf = This->primary->buffers[i];
 512             if(FAILED(IDirectSoundBuffer_GetStatus(&buf->IDirectSoundBuffer8_iface, &state)) ||
 513                (state&DSBSTATUS_PLAYING))
 514             {
 515                 WARN("DSSCL_WRITEPRIMARY set with playing buffers!\n");
 516                 hr = DSERR_INVALIDCALL;
 517                 goto out;
 518             }
 519             /* Mark buffer as lost */
 520             buf->bufferlost = 1;
 521         }
 522         if(This->primary->write_emu)
 523         {
 524             ERR("Why was there a write_emu?\n");
 525             /* Delete it */
 526             IDirectSoundBuffer8_Release(This->primary->write_emu);
 527             This->primary->write_emu = NULL;
 528         }
 529         if(This->primary->flags)
 530         {
 531             /* Primary has open references.. create write_emu */
 532             DSBUFFERDESC desc;
 533             DS8Buffer *emu;
 534
 535             memset(&desc, 0, sizeof(desc));
 536             desc.dwSize = sizeof(desc);
 537             desc.dwFlags = DSBCAPS_LOCHARDWARE | (This->primary->flags&DSBCAPS_CTRLPAN);
 538             desc.dwBufferBytes = This->primary->buf_size;
 539             desc.lpwfxFormat = &This->primary->format.Format;
 540
 541             hr = DS8Buffer_Create(&emu, This->primary, NULL);
 542             if(SUCCEEDED(hr))
 543             {
 544                 This->primary->write_emu = &emu->IDirectSoundBuffer8_iface;
 545                 hr = IDirectSoundBuffer8_Initialize(This->primary->write_emu, (IDirectSound*)&This->IDirectSound8_iface, &desc);
 546                 if(FAILED(hr))
 547                 {
 548                     IDirectSoundBuffer8_Release(This->primary->write_emu);
 549                     This->primary->write_emu = NULL;
 550                 }
 551             }
 552         }
 553     }
 554     else if(This->prio_level == DSSCL_WRITEPRIMARY && level != DSSCL_WRITEPRIMARY && This->primary->write_emu)
 555     {
 556         TRACE("Nuking write_emu\n");
 557         /* Delete it */
 558         IDirectSoundBuffer8_Release(This->primary->write_emu);
 559         This->primary->write_emu = NULL;
 560     }
 561     if(SUCCEEDED(hr))
 562         This->prio_level = level;
 563 out:
 564     LeaveCriticalSection(&openal_crst);
 565
 566     return hr;
 567 }
 568
 569 static HRESULT WINAPI DS8_Compact(IDirectSound8 *iface)
 570 {
 571     DS8Impl *This = impl_from_IDirectSound8(iface);
 572     HRESULT hr = S_OK;
 573
 574     TRACE("(%p)->()\n", iface);
 575
 576     EnterCriticalSection(&openal_crst);
 577     if(!This->device)
 578         hr = DSERR_UNINITIALIZED;
 579     else if(This->prio_level < DSSCL_PRIORITY)
 580         hr = DSERR_PRIOLEVELNEEDED;
 581     LeaveCriticalSection(&openal_crst);
 582
 583     return hr;
 584 }
 585
 586 static HRESULT WINAPI DS8_GetSpeakerConfig(IDirectSound8 *iface, DWORD *config)
 587 {
 588     DS8Impl *This = impl_from_IDirectSound8(iface);
 589     HRESULT hr = S_OK;
 590
 591     TRACE("(%p)->(%p)\n", iface, config);
 592
 593     if(!config)
 594         return DSERR_INVALIDPARAM;
 595
 596     EnterCriticalSection(&openal_crst);
 597     if(!This->device)
 598         hr = DSERR_UNINITIALIZED;
 599     else
 600         *config = This->speaker_config;
 601     LeaveCriticalSection(&openal_crst);
 602
 603     return hr;
 604 }
 605
 606 static HRESULT WINAPI DS8_SetSpeakerConfig(IDirectSound8 *iface, DWORD config)
 607 {
 608     DS8Impl *This = impl_from_IDirectSound8(iface);
 609     HRESULT hr;
 610
 611     TRACE("(%p)->(0x%08x)\n", iface, config);
 612
 613     EnterCriticalSection(&openal_crst);
 614     if(!This->device)
 615         hr = DSERR_UNINITIALIZED;
 616     else
 617     {
 618         HKEY key;
 619         DWORD geo, speaker;
 620
 621         geo = DSSPEAKER_GEOMETRY(config);
 622         speaker = DSSPEAKER_CONFIG(config);
 623
 624         hr = DSERR_INVALIDPARAM;
 625         if(geo && (geo < DSSPEAKER_GEOMETRY_MIN || geo > DSSPEAKER_GEOMETRY_MAX))
 626         {
 627             WARN("Invalid speaker angle %u\n", geo);
 628             goto out;
 629         }
 630         if(speaker < DSSPEAKER_HEADPHONE || speaker > DSSPEAKER_7POINT1)
 631         {
 632             WARN("Invalid speaker config %u\n", speaker);
 633             goto out;
 634         }
 635
 636         hr = DSERR_GENERIC;
 637         if(!RegCreateKeyExW(HKEY_LOCAL_MACHINE, speakerconfigkey, 0, NULL, 0, KEY_WRITE, NULL, &key, NULL))
 638         {
 639             RegSetValueExW(key, speakerconfig, 0, REG_DWORD, (const BYTE*)&config, sizeof(DWORD));
 640             This->speaker_config = config;
 641             RegCloseKey(key);
 642             hr = S_OK;
 643         }
 644     }
 645 out:
 646     LeaveCriticalSection(&openal_crst);
 647
 648     return hr;
 649 }
 650
 651 static HRESULT WINAPI DS8_Initialize(IDirectSound8 *iface, const GUID *devguid)
 652 {
 653     DS8Impl *This = impl_from_IDirectSound8(iface);
 654     const ALCchar *drv_name;
 655     HRESULT hr;
 656     UINT n;
 657
 658     TRACE("(%p)->(%s)\n", iface, debugstr_guid(devguid));
 659
 660     if(!openal_loaded)
 661         return DSERR_NODRIVER;
 662
 663     if(!devguid)
 664         devguid = &DSDEVID_DefaultPlayback;
 665
 666     EnterCriticalSection(&openal_crst);
 667
 668     hr = DSERR_ALREADYINITIALIZED;
 669     if(This->device)
 670         goto out;
 671
 672     hr = GetDeviceID(devguid, &This->guid);
 673     if(FAILED(hr))
 674         goto out;
 675
 676     for(n = 0;n < devicelistsize;n++)
 677     {
 678         if(devicelist[n]->device && devicelist[n]->is_8 == This->is_8 &&
 679            IsEqualGUID(&devicelist[n]->guid, &This->guid))
 680         {
 681             TRACE("Matched already open device %p\n", devicelist[n]);
 682
 683             This->device = devicelist[n]->device;
 684             This->primary = devicelist[n]->primary;
 685             This->deviceref = devicelist[n]->deviceref;
 686             InterlockedIncrement(This->deviceref);
 687
 688             hr = DS_OK;
 689             goto out;
 690         }
 691     }
 692
 693     if(!This->deviceref)
 694     {
 695         hr = DSERR_OUTOFMEMORY;
 696         if(!(This->deviceref=HeapAlloc(GetProcessHeap(), 0, sizeof(LONG))))
 697             goto out;
 698         This->deviceref[0] = 1;
 699     }
 700
 701     hr = DSERR_NODRIVER;
 702     if(!(drv_name=DSOUND_getdevicestrings()) ||
 703        memcmp(&This->guid, &DSOUND_renderer_guid, sizeof(GUID)-1) != 0)
 704     {
 705         WARN("No device found\n");
 706         goto out;
 707     }
 708
 709     n = This->guid.Data4[7];
 710     while(*drv_name && n--)
 711         drv_name += strlen(drv_name) + 1;
 712     if(!*drv_name)
 713     {
 714         WARN("No device string found\n");
 715         goto out;
 716     }
 717
 718     This->device = alcOpenDevice(drv_name);
 719     if(!This->device)
 720     {
 721         alcGetError(NULL);
 722         WARN("Couldn't open device \"%s\"\n", drv_name);
 723         goto out;
 724     }
 725     TRACE("Opened device: %s\n", alcGetString(This->device, ALC_DEVICE_SPECIFIER));
 726
 727     hr = DS8Primary_Create(&This->primary, This);
 728     if(FAILED(hr))
 729     {
 730         alcCloseDevice(This->device);
 731         This->device = NULL;
 732     }
 733
 734 out:
 735     LeaveCriticalSection(&openal_crst);
 736
 737     return hr;
 738 }
 739
 740 /* I, Maarten Lankhorst, hereby declare this driver certified
 741  * What this means.. ? An extra bit set
 742  */
 743 static HRESULT WINAPI DS8_VerifyCertification(IDirectSound8 *iface, DWORD *certified)
 744 {
 745     DS8Impl *This = impl_from_IDirectSound8(iface);
 746     HRESULT hr;
 747
 748     TRACE("(%p)->(%p)\n", iface, certified);
 749
 750     if(!certified)
 751         return DSERR_INVALIDPARAM;
 752
 753     EnterCriticalSection(&openal_crst);
 754     hr = S_OK;
 755     if(!This->device)
 756         hr = DSERR_UNINITIALIZED;
 757     else
 758         *certified = DS_CERTIFIED;
 759     LeaveCriticalSection(&openal_crst);
 760
 761     return hr;
 762 }
 763
 764 static const IDirectSound8Vtbl DS8_Vtbl =
 765 {
 766     DS8_QueryInterface,
 767     DS8_AddRef,
 768     DS8_Release,
 769     DS8_CreateSoundBuffer,
 770     DS8_GetCaps,
 771     DS8_DuplicateSoundBuffer,
 772     DS8_SetCooperativeLevel,
 773     DS8_Compact,
 774     DS8_GetSpeakerConfig,
 775     DS8_SetSpeakerConfig,
 776     DS8_Initialize,
 777     DS8_VerifyCertification
 778 };