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
 161     if(This->deviceref && InterlockedDecrement(This->deviceref) == 0)
 162     {
 163         if(This->primary)
 164             DS8Primary_Destroy(This->primary);
 165         if(This->device)
 166             alcCloseDevice(This->device);
 167
 168         HeapFree(GetProcessHeap(), 0, This->deviceref);
 169     }
 170     else if(This->deviceref && This->primary->parent == This)
 171     {
 172         /* If the primary is referencing this as its parent, update it to
 173          * reference another handle for the device */
 174         for(i = 0;i < devicelistsize;i++)
 175         {
 176             if(devicelist[i]->primary == This->primary)
 177             {
 178                 This->primary->parent = devicelist[i];
 179                 break;
 180             }
 181         }
 182     }
 183     LeaveCriticalSection(&openal_crst);
 184
 185     HeapFree(GetProcessHeap(), 0, This);
 186 }
 187
 188 static inline DS8Impl *impl_from_IDirectSound8(IDirectSound8 *iface)
 189 {
 190     return CONTAINING_RECORD(iface, DS8Impl, IDirectSound8_iface);
 191 }
 192
 193 static HRESULT WINAPI DS8_QueryInterface(IDirectSound8 *iface, REFIID riid, LPVOID *ppv)
 194 {
 195     DS8Impl *This = impl_from_IDirectSound8(iface);
 196
 197     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 198
 199     *ppv = NULL;
 200     if(IsEqualIID(riid, &IID_IUnknown) ||
 201        IsEqualIID(riid, &IID_IDirectSound))
 202         *ppv = &This->IDirectSound8_iface;
 203     else if((IsEqualIID(riid, &IID_IDirectSound8)))
 204     {
 205         if(This->is_8)
 206             *ppv = &This->IDirectSound8_iface;
 207     }
 208     else
 209         FIXME("Unhandled GUID: %s\n", debugstr_guid(riid));
 210
 211     if(*ppv)
 212     {
 213         IUnknown_AddRef((IUnknown*)*ppv);
 214         return S_OK;
 215     }
 216
 217     return E_NOINTERFACE;
 218 }
 219
 220 static ULONG WINAPI DS8_AddRef(IDirectSound8 *iface)
 221 {
 222     DS8Impl *This = impl_from_IDirectSound8(iface);
 223     LONG ref;
 224
 225     ref = InterlockedIncrement(&This->ref);
 226     TRACE("Reference count incremented to %d\n", ref);
 227
 228     return ref;
 229 }
 230
 231 static ULONG WINAPI DS8_Release(IDirectSound8 *iface)
 232 {
 233     DS8Impl *This = impl_from_IDirectSound8(iface);
 234     LONG ref;
 235
 236     ref = InterlockedDecrement(&This->ref);
 237     TRACE("Reference count decremented to %d\n", ref);
 238     if(ref == 0)
 239         DS8Impl_Destroy(This);
 240
 241     return ref;
 242 }
 243
 244 static HRESULT WINAPI DS8_CreateSoundBuffer(IDirectSound8 *iface, LPCDSBUFFERDESC desc, LPLPDIRECTSOUNDBUFFER buf, IUnknown *pUnkOuter)
 245 {
 246     DS8Impl *This = impl_from_IDirectSound8(iface);
 247     HRESULT hr;
 248
 249     TRACE("(%p)->(%p, %p, %p)\n", iface, desc, buf, pUnkOuter);
 250
 251     if(!buf)
 252     {
 253         WARN("buf is null\n");
 254         return DSERR_INVALIDPARAM;
 255     }
 256     *buf = NULL;
 257
 258     if(pUnkOuter)
 259     {
 260         WARN("Aggregation isn't supported\n");
 261         return DSERR_NOAGGREGATION;
 262     }
 263     if(!desc || desc->dwSize < sizeof(DSBUFFERDESC1))
 264     {
 265         WARN("Invalid buffer %p/%u\n", desc, desc?desc->dwSize:0);
 266         return DSERR_INVALIDPARAM;
 267     }
 268
 269     TRACE("Requested buffer:\n"
 270           "    Size        = %u\n"
 271           "    Flags       = 0x%08x\n"
 272           "    BufferBytes = %u\n",
 273           (UINT)desc->dwSize, (UINT)desc->dwFlags,
 274           (UINT)desc->dwBufferBytes);
 275
 276     if(desc->dwSize >= sizeof(DSBUFFERDESC))
 277     {
 278         if(!(desc->dwFlags&DSBCAPS_CTRL3D))
 279         {
 280             if(!IsEqualGUID(&desc->guid3DAlgorithm, &GUID_NULL))
 281             {
 282                 WARN("Invalid 3D algorithm GUID specified for non-3D buffer: %s\n", debugstr_guid(&desc->guid3DAlgorithm));
 283                 return DSERR_INVALIDPARAM;
 284             }
 285         }
 286         else
 287             TRACE("Requested 3D algorithm GUID: %s\n", debugstr_guid(&desc->guid3DAlgorithm));
 288     }
 289
 290     /* OpenAL doesn't support playing with 3d and panning at same time.. */
 291     if((desc->dwFlags&(DSBCAPS_CTRL3D|DSBCAPS_CTRLPAN)) == (DSBCAPS_CTRL3D|DSBCAPS_CTRLPAN))
 292     {
 293         if(!This->is_8)
 294             ERR("Cannot create buffers with 3D and panning control\n");
 295         else
 296             WARN("Cannot create buffers with 3D and panning control\n");
 297         return DSERR_INVALIDPARAM;
 298     }
 299
 300     EnterCriticalSection(&openal_crst);
 301     if(!This->device)
 302         hr = DSERR_UNINITIALIZED;
 303     else if((desc->dwFlags&DSBCAPS_PRIMARYBUFFER))
 304     {
 305         IDirectSoundBuffer *prim = &This->primary->IDirectSoundBuffer_iface;
 306
 307         hr = S_OK;
 308         if(IDirectSoundBuffer_AddRef(prim) == 1)
 309         {
 310             hr = IDirectSoundBuffer_Initialize(prim, (IDirectSound*)&This->IDirectSound8_iface, desc);
 311             if(FAILED(hr))
 312             {
 313                 IDirectSoundBuffer_Release(prim);
 314                 prim = NULL;
 315             }
 316         }
 317         *buf = prim;
 318     }
 319     else
 320     {
 321         DS8Buffer *dsb;
 322
 323         hr = DS8Buffer_Create(&dsb, This->primary, NULL);
 324         if(SUCCEEDED(hr))
 325         {
 326             hr = IDirectSoundBuffer8_Initialize(&dsb->IDirectSoundBuffer8_iface, (IDirectSound*)&This->IDirectSound8_iface, desc);
 327             if(FAILED(hr))
 328                 IDirectSoundBuffer8_Release(&dsb->IDirectSoundBuffer8_iface);
 329             else
 330             {
 331                 dsb->bufferlost = (This->prio_level == DSSCL_WRITEPRIMARY);
 332                 *buf = (IDirectSoundBuffer*)&dsb->IDirectSoundBuffer8_iface;
 333             }
 334         }
 335     }
 336     LeaveCriticalSection(&openal_crst);
 337
 338     TRACE("%08x\n", hr);
 339     return hr;
 340 }
 341
 342 static HRESULT WINAPI DS8_GetCaps(IDirectSound8 *iface, LPDSCAPS caps)
 343 {
 344     DS8Impl *This = impl_from_IDirectSound8(iface);
 345     HRESULT hr = S_OK;
 346
 347     TRACE("(%p)->(%p)\n", iface, caps);
 348
 349     EnterCriticalSection(&openal_crst);
 350     if(!This->device)
 351         hr = DSERR_UNINITIALIZED;
 352     else if(!caps || caps->dwSize < sizeof(*caps))
 353         hr = DSERR_INVALIDPARAM;
 354     else
 355     {
 356         LONG count = This->primary->max_sources;
 357
 358         setALContext(This->primary->ctx);
 359         caps->dwFlags = DSCAPS_CONTINUOUSRATE |
 360                         DSCAPS_PRIMARY16BIT | DSCAPS_PRIMARYSTEREO |
 361                         DSCAPS_PRIMARY8BIT | DSCAPS_PRIMARYMONO |
 362                         DSCAPS_SECONDARY16BIT | DSCAPS_SECONDARY8BIT |
 363                         DSCAPS_SECONDARYMONO | DSCAPS_SECONDARYSTEREO;
 364         caps->dwPrimaryBuffers = 1;
 365         caps->dwMinSecondarySampleRate = DSBFREQUENCY_MIN;
 366         caps->dwMaxSecondarySampleRate = DSBFREQUENCY_MAX;
 367         caps->dwMaxHwMixingAllBuffers =
 368             caps->dwMaxHwMixingStaticBuffers =
 369             caps->dwMaxHwMixingStreamingBuffers =
 370             caps->dwMaxHw3DAllBuffers =
 371             caps->dwMaxHw3DStaticBuffers =
 372             caps->dwMaxHw3DStreamingBuffers = count;
 373         count -= This->primary->nbuffers;
 374         if(count < 0)
 375         {
 376             ERR("How did the count drop below 0?\n");
 377             count = 0;
 378         }
 379         caps->dwFreeHwMixingAllBuffers =
 380             caps->dwFreeHwMixingStaticBuffers =
 381             caps->dwFreeHwMixingStreamingBuffers =
 382             caps->dwFreeHw3DAllBuffers =
 383             caps->dwFreeHw3DStaticBuffers =
 384             caps->dwFreeHw3DStreamingBuffers = count;
 385         caps->dwTotalHwMemBytes =
 386             caps->dwFreeHwMemBytes = 64 * 1024 * 1024;
 387         caps->dwMaxContigFreeHwMemBytes = caps->dwFreeHwMemBytes;
 388         caps->dwUnlockTransferRateHwBuffers = 4096;
 389         caps->dwPlayCpuOverheadSwBuffers = 0;
 390         popALContext();
 391     }
 392     LeaveCriticalSection(&openal_crst);
 393
 394     return hr;
 395 }
 396 static HRESULT WINAPI DS8_DuplicateSoundBuffer(IDirectSound8 *iface, IDirectSoundBuffer *in, IDirectSoundBuffer **out)
 397 {
 398     DS8Impl *This = impl_from_IDirectSound8(iface);
 399     HRESULT hr = S_OK;
 400
 401     TRACE("(%p)->(%p, %p)\n", iface, in, out);
 402
 403     EnterCriticalSection(&openal_crst);
 404     if(!This->device)
 405         hr = DSERR_UNINITIALIZED;
 406     else if(!in || !out)
 407         hr = DSERR_INVALIDPARAM;
 408     else
 409     {
 410         DWORD i;
 411         DSBCAPS caps;
 412         DS8Buffer *buf;
 413
 414         *out = NULL;
 415
 416         for(i = 0; i < This->primary->nbuffers; ++i)
 417         {
 418             if(This->primary->buffers[i] == (DS8Buffer*)in)
 419                 break;
 420         }
 421         if(i == This->primary->nbuffers)
 422         {
 423             hr = DSERR_INVALIDPARAM;
 424             WARN("Buffer %p not found\n", in);
 425             goto out;
 426         }
 427
 428         caps.dwSize = sizeof(caps);
 429         hr = IDirectSoundBuffer_GetCaps(in, &caps);
 430         if(SUCCEEDED(hr) && (caps.dwFlags&DSBCAPS_CTRLFX))
 431         {
 432             WARN("Cannot duplicate buffer %p, which has DSBCAPS_CTRLFX\n", in);
 433             hr = DSERR_INVALIDPARAM;
 434         }
 435         if(SUCCEEDED(hr))
 436             hr = DS8Buffer_Create(&buf, This->primary, (DS8Buffer*)in);
 437         if(SUCCEEDED(hr))
 438         {
 439             *out = (IDirectSoundBuffer*)&buf->IDirectSoundBuffer8_iface;
 440             hr = IDirectSoundBuffer_Initialize(*out, NULL, NULL);
 441         }
 442         if(SUCCEEDED(hr))
 443         {
 444             DWORD savelost = ((DS8Buffer*)in)->bufferlost;
 445             ((DS8Buffer*)in)->bufferlost = 0;
 446             /* According to MSDN volume isn't copied
 447              */
 448             if((caps.dwFlags&DSBCAPS_CTRLPAN))
 449             {
 450                 LONG pan;
 451                 if(SUCCEEDED(IDirectSoundBuffer_GetPan(in, &pan)))
 452                     IDirectSoundBuffer_SetPan(*out, pan);
 453             }
 454             if((caps.dwFlags&DSBCAPS_CTRLFREQUENCY))
 455             {
 456                 DWORD freq;
 457                 if(SUCCEEDED(IDirectSoundBuffer_GetFrequency(in, &freq)))
 458                     IDirectSoundBuffer_SetFrequency(*out, freq);
 459             }
 460             if((caps.dwFlags&DSBCAPS_CTRL3D))
 461             {
 462                 IDirectSound3DBuffer *buf3d;
 463                 DS3DBUFFER DS3DBuffer;
 464                 HRESULT subhr;
 465
 466                 subhr = IDirectSound_QueryInterface(in, &IID_IDirectSound3DBuffer, (void**)&buf3d);
 467                 if(SUCCEEDED(subhr))
 468                 {
 469                     DS3DBuffer.dwSize = sizeof(DS3DBuffer);
 470                     subhr = IDirectSound3DBuffer_GetAllParameters(buf3d, &DS3DBuffer);
 471                     IDirectSound3DBuffer_Release(buf3d);
 472                 }
 473                 if(SUCCEEDED(subhr))
 474                     subhr = IDirectSoundBuffer_QueryInterface(*out, &IID_IDirectSound3DBuffer, (void**)&buf3d);
 475                 if(SUCCEEDED(subhr))
 476                 {
 477                     subhr = IDirectSound3DBuffer_SetAllParameters(buf3d, &DS3DBuffer, DS3D_IMMEDIATE);
 478                     IDirectSound3DBuffer_Release(buf3d);
 479                 }
 480             }
 481             ((DS8Buffer*)in)->bufferlost = buf->bufferlost = savelost;
 482         }
 483         if(FAILED(hr))
 484         {
 485             if(*out)
 486                 IDirectSoundBuffer_Release(*out);
 487             *out = NULL;
 488             goto out;
 489         }
 490     }
 491 out:
 492     LeaveCriticalSection(&openal_crst);
 493     return hr;
 494 }
 495
 496 static HRESULT WINAPI DS8_SetCooperativeLevel(IDirectSound8 *iface, HWND hwnd, DWORD level)
 497 {
 498     DS8Impl *This = impl_from_IDirectSound8(iface);
 499     HRESULT hr = S_OK;
 500
 501     TRACE("(%p)->(%p, %u)\n", iface, hwnd, level);
 502
 503     EnterCriticalSection(&openal_crst);
 504     if(!This->device)
 505         hr = DSERR_UNINITIALIZED;
 506     else if(level > DSSCL_WRITEPRIMARY || level < DSSCL_NORMAL)
 507         hr = E_INVALIDARG;
 508     else if(level == DSSCL_WRITEPRIMARY && (This->prio_level != DSSCL_WRITEPRIMARY))
 509     {
 510         DWORD i, state;
 511
 512         for(i = 0; i < This->primary->nbuffers; ++i)
 513         {
 514             DS8Buffer *buf = This->primary->buffers[i];
 515             if(FAILED(IDirectSoundBuffer_GetStatus(&buf->IDirectSoundBuffer8_iface, &state)) ||
 516                (state&DSBSTATUS_PLAYING))
 517             {
 518                 WARN("DSSCL_WRITEPRIMARY set with playing buffers!\n");
 519                 hr = DSERR_INVALIDCALL;
 520                 goto out;
 521             }
 522             /* Mark buffer as lost */
 523             buf->bufferlost = 1;
 524         }
 525         if(This->primary->write_emu)
 526         {
 527             ERR("Why was there a write_emu?\n");
 528             /* Delete it */
 529             IDirectSoundBuffer8_Release(This->primary->write_emu);
 530             This->primary->write_emu = NULL;
 531         }
 532         if(This->primary->flags)
 533         {
 534             /* Primary has open references.. create write_emu */
 535             DSBUFFERDESC desc;
 536             DS8Buffer *emu;
 537
 538             memset(&desc, 0, sizeof(desc));
 539             desc.dwSize = sizeof(desc);
 540             desc.dwFlags = DSBCAPS_LOCHARDWARE | (This->primary->flags&DSBCAPS_CTRLPAN);
 541             desc.dwBufferBytes = This->primary->buf_size;
 542             desc.lpwfxFormat = &This->primary->format.Format;
 543
 544             hr = DS8Buffer_Create(&emu, This->primary, NULL);
 545             if(SUCCEEDED(hr))
 546             {
 547                 This->primary->write_emu = &emu->IDirectSoundBuffer8_iface;
 548                 hr = IDirectSoundBuffer8_Initialize(This->primary->write_emu, (IDirectSound*)&This->IDirectSound8_iface, &desc);
 549                 if(FAILED(hr))
 550                 {
 551                     IDirectSoundBuffer8_Release(This->primary->write_emu);
 552                     This->primary->write_emu = NULL;
 553                 }
 554             }
 555         }
 556     }
 557     else if(This->prio_level == DSSCL_WRITEPRIMARY && level != DSSCL_WRITEPRIMARY && This->primary->write_emu)
 558     {
 559         TRACE("Nuking write_emu\n");
 560         /* Delete it */
 561         IDirectSoundBuffer8_Release(This->primary->write_emu);
 562         This->primary->write_emu = NULL;
 563     }
 564     if(SUCCEEDED(hr))
 565         This->prio_level = level;
 566 out:
 567     LeaveCriticalSection(&openal_crst);
 568
 569     return hr;
 570 }
 571
 572 static HRESULT WINAPI DS8_Compact(IDirectSound8 *iface)
 573 {
 574     DS8Impl *This = impl_from_IDirectSound8(iface);
 575     HRESULT hr = S_OK;
 576
 577     TRACE("(%p)->()\n", iface);
 578
 579     EnterCriticalSection(&openal_crst);
 580     if(!This->device)
 581         hr = DSERR_UNINITIALIZED;
 582     else if(This->prio_level < DSSCL_PRIORITY)
 583         hr = DSERR_PRIOLEVELNEEDED;
 584     LeaveCriticalSection(&openal_crst);
 585
 586     return hr;
 587 }
 588
 589 static HRESULT WINAPI DS8_GetSpeakerConfig(IDirectSound8 *iface, DWORD *config)
 590 {
 591     DS8Impl *This = impl_from_IDirectSound8(iface);
 592     HRESULT hr = S_OK;
 593
 594     TRACE("(%p)->(%p)\n", iface, config);
 595
 596     if(!config)
 597         return DSERR_INVALIDPARAM;
 598
 599     EnterCriticalSection(&openal_crst);
 600     if(!This->device)
 601         hr = DSERR_UNINITIALIZED;
 602     else
 603         *config = This->speaker_config;
 604     LeaveCriticalSection(&openal_crst);
 605
 606     return hr;
 607 }
 608
 609 static HRESULT WINAPI DS8_SetSpeakerConfig(IDirectSound8 *iface, DWORD config)
 610 {
 611     DS8Impl *This = impl_from_IDirectSound8(iface);
 612     HRESULT hr;
 613
 614     TRACE("(%p)->(0x%08x)\n", iface, config);
 615
 616     EnterCriticalSection(&openal_crst);
 617     if(!This->device)
 618         hr = DSERR_UNINITIALIZED;
 619     else
 620     {
 621         HKEY key;
 622         DWORD geo, speaker;
 623
 624         geo = DSSPEAKER_GEOMETRY(config);
 625         speaker = DSSPEAKER_CONFIG(config);
 626
 627         hr = DSERR_INVALIDPARAM;
 628         if(geo && (geo < DSSPEAKER_GEOMETRY_MIN || geo > DSSPEAKER_GEOMETRY_MAX))
 629         {
 630             WARN("Invalid speaker angle %u\n", geo);
 631             goto out;
 632         }
 633         if(speaker < DSSPEAKER_HEADPHONE || speaker > DSSPEAKER_7POINT1)
 634         {
 635             WARN("Invalid speaker config %u\n", speaker);
 636             goto out;
 637         }
 638
 639         hr = DSERR_GENERIC;
 640         if(!RegCreateKeyExW(HKEY_LOCAL_MACHINE, speakerconfigkey, 0, NULL, 0, KEY_WRITE, NULL, &key, NULL))
 641         {
 642             RegSetValueExW(key, speakerconfig, 0, REG_DWORD, (const BYTE*)&config, sizeof(DWORD));
 643             This->speaker_config = config;
 644             RegCloseKey(key);
 645             hr = S_OK;
 646         }
 647     }
 648 out:
 649     LeaveCriticalSection(&openal_crst);
 650
 651     return hr;
 652 }
 653
 654 static HRESULT WINAPI DS8_Initialize(IDirectSound8 *iface, const GUID *devguid)
 655 {
 656     DS8Impl *This = impl_from_IDirectSound8(iface);
 657     const ALCchar *drv_name;
 658     HRESULT hr;
 659     UINT n;
 660
 661     TRACE("(%p)->(%s)\n", iface, debugstr_guid(devguid));
 662
 663     if(!openal_loaded)
 664         return DSERR_NODRIVER;
 665
 666     if(!devguid)
 667         devguid = &DSDEVID_DefaultPlayback;
 668
 669     EnterCriticalSection(&openal_crst);
 670
 671     hr = DSERR_ALREADYINITIALIZED;
 672     if(This->device)
 673         goto out;
 674
 675     hr = GetDeviceID(devguid, &This->guid);
 676     if(FAILED(hr))
 677         goto out;
 678
 679     for(n = 0;n < devicelistsize;n++)
 680     {
 681         if(devicelist[n]->device && devicelist[n]->is_8 == This->is_8 &&
 682            IsEqualGUID(&devicelist[n]->guid, &This->guid))
 683         {
 684             TRACE("Matched already open device %p\n", devicelist[n]);
 685
 686             This->device = devicelist[n]->device;
 687             This->primary = devicelist[n]->primary;
 688             This->deviceref = devicelist[n]->deviceref;
 689             InterlockedIncrement(This->deviceref);
 690
 691             hr = DS_OK;
 692             goto out;
 693         }
 694     }
 695
 696     if(!This->deviceref)
 697     {
 698         hr = DSERR_OUTOFMEMORY;
 699         if(!(This->deviceref=HeapAlloc(GetProcessHeap(), 0, sizeof(LONG))))
 700             goto out;
 701         This->deviceref[0] = 1;
 702     }
 703
 704     hr = DSERR_NODRIVER;
 705     if(!(drv_name=DSOUND_getdevicestrings()) ||
 706        memcmp(&This->guid, &DSOUND_renderer_guid, sizeof(GUID)-1) != 0)
 707     {
 708         WARN("No device found\n");
 709         goto out;
 710     }
 711
 712     n = This->guid.Data4[7];
 713     while(*drv_name && n--)
 714         drv_name += strlen(drv_name) + 1;
 715     if(!*drv_name)
 716     {
 717         WARN("No device string found\n");
 718         goto out;
 719     }
 720
 721     This->device = alcOpenDevice(drv_name);
 722     if(!This->device)
 723     {
 724         alcGetError(NULL);
 725         WARN("Couldn't open device \"%s\"\n", drv_name);
 726         goto out;
 727     }
 728     TRACE("Opened device: %s\n", alcGetString(This->device, ALC_DEVICE_SPECIFIER));
 729
 730     hr = DS8Primary_Create(&This->primary, This);
 731     if(FAILED(hr))
 732     {
 733         alcCloseDevice(This->device);
 734         This->device = NULL;
 735     }
 736
 737 out:
 738     LeaveCriticalSection(&openal_crst);
 739
 740     return hr;
 741 }
 742
 743 /* I, Maarten Lankhorst, hereby declare this driver certified
 744  * What this means.. ? An extra bit set
 745  */
 746 static HRESULT WINAPI DS8_VerifyCertification(IDirectSound8 *iface, DWORD *certified)
 747 {
 748     DS8Impl *This = impl_from_IDirectSound8(iface);
 749     HRESULT hr;
 750
 751     TRACE("(%p)->(%p)\n", iface, certified);
 752
 753     if(!certified)
 754         return DSERR_INVALIDPARAM;
 755
 756     EnterCriticalSection(&openal_crst);
 757     hr = S_OK;
 758     if(!This->device)
 759         hr = DSERR_UNINITIALIZED;
 760     else
 761         *certified = DS_CERTIFIED;
 762     LeaveCriticalSection(&openal_crst);
 763
 764     return hr;
 765 }
 766
 767 static const IDirectSound8Vtbl DS8_Vtbl =
 768 {
 769     DS8_QueryInterface,
 770     DS8_AddRef,
 771     DS8_Release,
 772     DS8_CreateSoundBuffer,
 773     DS8_GetCaps,
 774     DS8_DuplicateSoundBuffer,
 775     DS8_SetCooperativeLevel,
 776     DS8_Compact,
 777     DS8_GetSpeakerConfig,
 778     DS8_SetSpeakerConfig,
 779     DS8_Initialize,
 780     DS8_VerifyCertification
 781 };