dlls/dsound/dsound.c

   1 /* DirectSound
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2002 TransGaming Technologies, Inc.
   6  * Copyright 2004 Robert Reif
   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 <assert.h>
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #include <math.h>
  27
  28 #define COBJMACROS
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winuser.h"
  33 #include "mmddk.h"
  34 #include "wingdi.h"
  35 #include "mmreg.h"
  36 #include "ks.h"
  37 #include "ksmedia.h"
  38 #include "wine/debug.h"
  39 #include "dsound.h"
  40 #include "dsound_private.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  43
  44 typedef struct IDirectSoundImpl {
  45     IUnknown            IUnknown_inner;
  46     IDirectSound8       IDirectSound8_iface;
  47     IUnknown           *outer_unk;      /* internal */
  48     LONG                ref, refds, numIfaces;
  49     DirectSoundDevice  *device;
  50     BOOL                has_ds8;
  51 } IDirectSoundImpl;
  52
  53 static const char * dumpCooperativeLevel(DWORD level)
  54 {
  55 #define LE(x) case x: return #x
  56     switch (level) {
  57         LE(DSSCL_NORMAL);
  58         LE(DSSCL_PRIORITY);
  59         LE(DSSCL_EXCLUSIVE);
  60         LE(DSSCL_WRITEPRIMARY);
  61     }
  62 #undef LE
  63     return wine_dbg_sprintf("Unknown(%08lx)", level);
  64 }
  65
  66 static void _dump_DSCAPS(DWORD xmask) {
  67     struct {
  68         DWORD   mask;
  69         const char    *name;
  70     } flags[] = {
  71 #define FE(x) { x, #x },
  72         FE(DSCAPS_PRIMARYMONO)
  73         FE(DSCAPS_PRIMARYSTEREO)
  74         FE(DSCAPS_PRIMARY8BIT)
  75         FE(DSCAPS_PRIMARY16BIT)
  76         FE(DSCAPS_CONTINUOUSRATE)
  77         FE(DSCAPS_EMULDRIVER)
  78         FE(DSCAPS_CERTIFIED)
  79         FE(DSCAPS_SECONDARYMONO)
  80         FE(DSCAPS_SECONDARYSTEREO)
  81         FE(DSCAPS_SECONDARY8BIT)
  82         FE(DSCAPS_SECONDARY16BIT)
  83 #undef FE
  84     };
  85     unsigned int     i;
  86
  87     for (i = 0; i < ARRAY_SIZE(flags); i++)
  88         if ((flags[i].mask & xmask) == flags[i].mask)
  89             TRACE("%s ",flags[i].name);
  90 }
  91
  92 static void _dump_DSBCAPS(DWORD xmask) {
  93     struct {
  94         DWORD   mask;
  95         const char    *name;
  96     } flags[] = {
  97 #define FE(x) { x, #x },
  98         FE(DSBCAPS_PRIMARYBUFFER)
  99         FE(DSBCAPS_STATIC)
 100         FE(DSBCAPS_LOCHARDWARE)
 101         FE(DSBCAPS_LOCSOFTWARE)
 102         FE(DSBCAPS_CTRL3D)
 103         FE(DSBCAPS_CTRLFREQUENCY)
 104         FE(DSBCAPS_CTRLPAN)
 105         FE(DSBCAPS_CTRLVOLUME)
 106         FE(DSBCAPS_CTRLPOSITIONNOTIFY)
 107         FE(DSBCAPS_CTRLFX)
 108         FE(DSBCAPS_STICKYFOCUS)
 109         FE(DSBCAPS_GLOBALFOCUS)
 110         FE(DSBCAPS_GETCURRENTPOSITION2)
 111         FE(DSBCAPS_MUTE3DATMAXDISTANCE)
 112         FE(DSBCAPS_LOCDEFER)
 113 #undef FE
 114     };
 115     unsigned int     i;
 116
 117     for (i = 0; i < ARRAY_SIZE(flags); i++)
 118         if ((flags[i].mask & xmask) == flags[i].mask)
 119             TRACE("%s ",flags[i].name);
 120 }
 121
 122 /*******************************************************************************
 123  *        DirectSoundDevice
 124  */
 125 static HRESULT DirectSoundDevice_Create(DirectSoundDevice ** ppDevice)
 126 {
 127     DirectSoundDevice * device;
 128     TRACE("(%p)\n", ppDevice);
 129
 130     /* Allocate memory */
 131     device = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DirectSoundDevice));
 132     if (device == NULL) {
 133         WARN("out of memory\n");
 134         return DSERR_OUTOFMEMORY;
 135     }
 136
 137     device->ref            = 1;
 138     device->priolevel      = DSSCL_NORMAL;
 139     device->stopped        = 1;
 140     device->speaker_config = DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_WIDE);
 141
 142     DSOUND_ParseSpeakerConfig(device);
 143
 144     /* 3D listener initial parameters */
 145     device->ds3dl.dwSize   = sizeof(DS3DLISTENER);
 146     device->ds3dl.vPosition.x = 0.0;
 147     device->ds3dl.vPosition.y = 0.0;
 148     device->ds3dl.vPosition.z = 0.0;
 149     device->ds3dl.vVelocity.x = 0.0;
 150     device->ds3dl.vVelocity.y = 0.0;
 151     device->ds3dl.vVelocity.z = 0.0;
 152     device->ds3dl.vOrientFront.x = 0.0;
 153     device->ds3dl.vOrientFront.y = 0.0;
 154     device->ds3dl.vOrientFront.z = 1.0;
 155     device->ds3dl.vOrientTop.x = 0.0;
 156     device->ds3dl.vOrientTop.y = 1.0;
 157     device->ds3dl.vOrientTop.z = 0.0;
 158     device->ds3dl.flDistanceFactor = DS3D_DEFAULTDISTANCEFACTOR;
 159     device->ds3dl.flRolloffFactor = DS3D_DEFAULTROLLOFFFACTOR;
 160     device->ds3dl.flDopplerFactor = DS3D_DEFAULTDOPPLERFACTOR;
 161
 162     device->guid = GUID_NULL;
 163
 164     /* Set default wave format (may need it for waveOutOpen) */
 165     device->primary_pwfx = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(WAVEFORMATEXTENSIBLE));
 166     if (!device->primary_pwfx) {
 167         WARN("out of memory\n");
 168         HeapFree(GetProcessHeap(),0,device);
 169         return DSERR_OUTOFMEMORY;
 170     }
 171
 172     device->primary_pwfx->wFormatTag = WAVE_FORMAT_PCM;
 173     device->primary_pwfx->nSamplesPerSec = 22050;
 174     device->primary_pwfx->wBitsPerSample = 8;
 175     device->primary_pwfx->nChannels = 2;
 176     device->primary_pwfx->nBlockAlign = device->primary_pwfx->wBitsPerSample * device->primary_pwfx->nChannels / 8;
 177     device->primary_pwfx->nAvgBytesPerSec = device->primary_pwfx->nSamplesPerSec * device->primary_pwfx->nBlockAlign;
 178     device->primary_pwfx->cbSize = 0;
 179
 180     InitializeCriticalSection(&(device->mixlock));
 181     device->mixlock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": DirectSoundDevice.mixlock");
 182
 183     InitializeSRWLock(&device->buffer_list_lock);
 184
 185    *ppDevice = device;
 186
 187     return DS_OK;
 188 }
 189
 190 static ULONG DirectSoundDevice_AddRef(DirectSoundDevice * device)
 191 {
 192     ULONG ref = InterlockedIncrement(&(device->ref));
 193     TRACE("(%p) ref %ld\n", device, ref);
 194     return ref;
 195 }
 196
 197 static ULONG DirectSoundDevice_Release(DirectSoundDevice * device)
 198 {
 199     HRESULT hr;
 200     ULONG ref = InterlockedDecrement(&(device->ref));
 201     TRACE("(%p) ref %ld\n", device, ref);
 202     if (!ref) {
 203         int i;
 204
 205         SetEvent(device->sleepev);
 206         if (device->thread) {
 207             WaitForSingleObject(device->thread, INFINITE);
 208             CloseHandle(device->thread);
 209         }
 210
 211         EnterCriticalSection(&DSOUND_renderers_lock);
 212         list_remove(&device->entry);
 213         LeaveCriticalSection(&DSOUND_renderers_lock);
 214
 215         /* It is allowed to release this object even when buffers are playing */
 216         if (device->buffers) {
 217             WARN("%d secondary buffers not released\n", device->nrofbuffers);
 218             for( i=0;i<device->nrofbuffers;i++)
 219                 secondarybuffer_destroy(device->buffers[i]);
 220         }
 221
 222         hr = DSOUND_PrimaryDestroy(device);
 223         if (hr != DS_OK)
 224             WARN("DSOUND_PrimaryDestroy failed\n");
 225
 226         if(device->client) {
 227             IAudioClient_Stop(device->client);
 228             IAudioClient_Release(device->client);
 229         }
 230         if(device->render)
 231             IAudioRenderClient_Release(device->render);
 232         if(device->volume)
 233             IAudioStreamVolume_Release(device->volume);
 234         if(device->mmdevice)
 235             IMMDevice_Release(device->mmdevice);
 236         CloseHandle(device->sleepev);
 237         HeapFree(GetProcessHeap(), 0, device->tmp_buffer);
 238         HeapFree(GetProcessHeap(), 0, device->cp_buffer);
 239         HeapFree(GetProcessHeap(), 0, device->buffer);
 240         device->mixlock.DebugInfo->Spare[0] = 0;
 241         DeleteCriticalSection(&device->mixlock);
 242         TRACE("(%p) released\n", device);
 243         HeapFree(GetProcessHeap(),0,device);
 244     }
 245     return ref;
 246 }
 247
 248 BOOL DSOUND_check_supported(IAudioClient *client, DWORD rate,
 249         DWORD depth, WORD channels)
 250 {
 251     WAVEFORMATEX fmt, *junk;
 252     HRESULT hr;
 253
 254     fmt.wFormatTag = WAVE_FORMAT_PCM;
 255     fmt.nChannels = channels;
 256     fmt.nSamplesPerSec = rate;
 257     fmt.wBitsPerSample = depth;
 258     fmt.nBlockAlign = (channels * depth) / 8;
 259     fmt.nAvgBytesPerSec = rate * fmt.nBlockAlign;
 260     fmt.cbSize = 0;
 261
 262     hr = IAudioClient_IsFormatSupported(client, AUDCLNT_SHAREMODE_SHARED, &fmt, &junk);
 263     if(SUCCEEDED(hr))
 264         CoTaskMemFree(junk);
 265
 266     return hr == S_OK;
 267 }
 268
 269 static HRESULT DirectSoundDevice_Initialize(DirectSoundDevice ** ppDevice, LPCGUID lpcGUID)
 270 {
 271     HRESULT hr = DS_OK;
 272     GUID devGUID;
 273     DirectSoundDevice *device;
 274     IMMDevice *mmdevice;
 275
 276     TRACE("(%p,%s)\n",ppDevice,debugstr_guid(lpcGUID));
 277
 278     if (*ppDevice != NULL) {
 279         WARN("already initialized\n");
 280         return DSERR_ALREADYINITIALIZED;
 281     }
 282
 283     /* Default device? */
 284     if (!lpcGUID || IsEqualGUID(lpcGUID, &GUID_NULL))
 285         lpcGUID = &DSDEVID_DefaultPlayback;
 286
 287     if(IsEqualGUID(lpcGUID, &DSDEVID_DefaultCapture) ||
 288             IsEqualGUID(lpcGUID, &DSDEVID_DefaultVoiceCapture))
 289         return DSERR_NODRIVER;
 290
 291     if (GetDeviceID(lpcGUID, &devGUID) != DS_OK) {
 292         WARN("invalid parameter: lpcGUID\n");
 293         return DSERR_INVALIDPARAM;
 294     }
 295
 296     hr = get_mmdevice(eRender, &devGUID, &mmdevice);
 297     if(FAILED(hr))
 298         return hr;
 299
 300     EnterCriticalSection(&DSOUND_renderers_lock);
 301
 302     LIST_FOR_EACH_ENTRY(device, &DSOUND_renderers, DirectSoundDevice, entry){
 303         if(IsEqualGUID(&device->guid, &devGUID)){
 304             IMMDevice_Release(mmdevice);
 305             DirectSoundDevice_AddRef(device);
 306             *ppDevice = device;
 307             LeaveCriticalSection(&DSOUND_renderers_lock);
 308             return DS_OK;
 309         }
 310     }
 311
 312     hr = DirectSoundDevice_Create(&device);
 313     if(FAILED(hr)){
 314         WARN("DirectSoundDevice_Create failed\n");
 315         IMMDevice_Release(mmdevice);
 316         LeaveCriticalSection(&DSOUND_renderers_lock);
 317         return hr;
 318     }
 319
 320     device->mmdevice = mmdevice;
 321     device->guid = devGUID;
 322     device->sleepev = CreateEventW(0, 0, 0, 0);
 323     device->buflen = ds_hel_buflen;
 324
 325     hr = DSOUND_ReopenDevice(device, FALSE);
 326     if (FAILED(hr))
 327     {
 328         HeapFree(GetProcessHeap(), 0, device);
 329         LeaveCriticalSection(&DSOUND_renderers_lock);
 330         IMMDevice_Release(mmdevice);
 331         WARN("DSOUND_ReopenDevice failed: %08lx\n", hr);
 332         return hr;
 333     }
 334
 335     ZeroMemory(&device->drvcaps, sizeof(device->drvcaps));
 336
 337     if(DSOUND_check_supported(device->client, 11025, 8, 1) ||
 338             DSOUND_check_supported(device->client, 22050, 8, 1) ||
 339             DSOUND_check_supported(device->client, 44100, 8, 1) ||
 340             DSOUND_check_supported(device->client, 48000, 8, 1) ||
 341             DSOUND_check_supported(device->client, 96000, 8, 1))
 342         device->drvcaps.dwFlags |= DSCAPS_PRIMARY8BIT | DSCAPS_PRIMARYMONO;
 343
 344     if(DSOUND_check_supported(device->client, 11025, 16, 1) ||
 345             DSOUND_check_supported(device->client, 22050, 16, 1) ||
 346             DSOUND_check_supported(device->client, 44100, 16, 1) ||
 347             DSOUND_check_supported(device->client, 48000, 16, 1) ||
 348             DSOUND_check_supported(device->client, 96000, 16, 1))
 349         device->drvcaps.dwFlags |= DSCAPS_PRIMARY16BIT | DSCAPS_PRIMARYMONO;
 350
 351     if(DSOUND_check_supported(device->client, 11025, 8, 2) ||
 352             DSOUND_check_supported(device->client, 22050, 8, 2) ||
 353             DSOUND_check_supported(device->client, 44100, 8, 2) ||
 354             DSOUND_check_supported(device->client, 48000, 8, 2) ||
 355             DSOUND_check_supported(device->client, 96000, 8, 2))
 356         device->drvcaps.dwFlags |= DSCAPS_PRIMARY8BIT | DSCAPS_PRIMARYSTEREO;
 357
 358     if(DSOUND_check_supported(device->client, 11025, 16, 2) ||
 359             DSOUND_check_supported(device->client, 22050, 16, 2) ||
 360             DSOUND_check_supported(device->client, 44100, 16, 2) ||
 361             DSOUND_check_supported(device->client, 48000, 16, 2) ||
 362             DSOUND_check_supported(device->client, 96000, 16, 2))
 363         device->drvcaps.dwFlags |= DSCAPS_PRIMARY16BIT | DSCAPS_PRIMARYSTEREO;
 364
 365     /* the dsound mixer supports all of the following */
 366     device->drvcaps.dwFlags |= DSCAPS_SECONDARY8BIT | DSCAPS_SECONDARY16BIT;
 367     device->drvcaps.dwFlags |= DSCAPS_SECONDARYMONO | DSCAPS_SECONDARYSTEREO;
 368     device->drvcaps.dwFlags |= DSCAPS_CONTINUOUSRATE;
 369
 370     /* pretend that the driver is certified */
 371     device->drvcaps.dwFlags |= DSCAPS_CERTIFIED;
 372
 373     device->drvcaps.dwPrimaryBuffers = 1;
 374     device->drvcaps.dwMinSecondarySampleRate = DSBFREQUENCY_MIN;
 375     device->drvcaps.dwMaxSecondarySampleRate = DSBFREQUENCY_MAX;
 376     device->drvcaps.dwMaxHwMixingAllBuffers = 1;
 377     device->drvcaps.dwMaxHwMixingStaticBuffers = device->drvcaps.dwMaxHwMixingAllBuffers;
 378     device->drvcaps.dwMaxHwMixingStreamingBuffers = device->drvcaps.dwMaxHwMixingAllBuffers;
 379     device->drvcaps.dwFreeHwMixingAllBuffers = 0;
 380     device->drvcaps.dwFreeHwMixingStaticBuffers = 0;
 381     device->drvcaps.dwFreeHwMixingStreamingBuffers = 0;
 382
 383     ZeroMemory(&device->volpan, sizeof(device->volpan));
 384
 385     device->thread = CreateThread(0, 0, DSOUND_mixthread, device, 0, 0);
 386     SetThreadPriority(device->thread, THREAD_PRIORITY_TIME_CRITICAL);
 387
 388     *ppDevice = device;
 389     list_add_tail(&DSOUND_renderers, &device->entry);
 390
 391     LeaveCriticalSection(&DSOUND_renderers_lock);
 392
 393     return hr;
 394 }
 395
 396 static HRESULT DirectSoundDevice_CreateSoundBuffer(
 397     DirectSoundDevice * device,
 398     LPCDSBUFFERDESC dsbd,
 399     LPLPDIRECTSOUNDBUFFER ppdsb,
 400     LPUNKNOWN lpunk,
 401     BOOL from8)
 402 {
 403     HRESULT hres = DS_OK;
 404     TRACE("(%p,%p,%p,%p)\n",device,dsbd,ppdsb,lpunk);
 405
 406     if (device == NULL) {
 407         WARN("not initialized\n");
 408         return DSERR_UNINITIALIZED;
 409     }
 410
 411     if (dsbd == NULL) {
 412         WARN("invalid parameter: dsbd == NULL\n");
 413         return DSERR_INVALIDPARAM;
 414     }
 415
 416     if (dsbd->dwSize != sizeof(DSBUFFERDESC) &&
 417         dsbd->dwSize != sizeof(DSBUFFERDESC1)) {
 418         WARN("invalid parameter: dsbd\n");
 419         return DSERR_INVALIDPARAM;
 420     }
 421
 422     if (ppdsb == NULL) {
 423         WARN("invalid parameter: ppdsb == NULL\n");
 424         return DSERR_INVALIDPARAM;
 425     }
 426     *ppdsb = NULL;
 427
 428     if (TRACE_ON(dsound)) {
 429         TRACE("(structsize=%ld)\n",dsbd->dwSize);
 430         TRACE("(flags=0x%08lx:\n",dsbd->dwFlags);
 431         _dump_DSBCAPS(dsbd->dwFlags);
 432         TRACE(")\n");
 433         TRACE("(bufferbytes=%ld)\n",dsbd->dwBufferBytes);
 434         TRACE("(lpwfxFormat=%p)\n",dsbd->lpwfxFormat);
 435     }
 436
 437     if (!(dsbd->dwFlags & DSBCAPS_PRIMARYBUFFER) &&
 438         dsbd->dwFlags & DSBCAPS_LOCHARDWARE)
 439     {
 440         WARN("unable to create hardware buffer\n");
 441         return DSERR_UNSUPPORTED;
 442     }
 443
 444     if (dsbd->dwFlags & DSBCAPS_PRIMARYBUFFER) {
 445         if (dsbd->lpwfxFormat != NULL) {
 446             WARN("invalid parameter: dsbd->lpwfxFormat must be NULL for "
 447                  "primary buffer\n");
 448             return DSERR_INVALIDPARAM;
 449         }
 450
 451         if (dsbd->dwFlags & DSBCAPS_CTRLFX)
 452         {
 453             WARN("Invalid parameter DSBCAPS_CTRLFX\n");
 454             return DSERR_INVALIDPARAM;
 455         }
 456
 457         if (device->primary) {
 458             WARN("Primary Buffer already created\n");
 459             IDirectSoundBuffer8_AddRef(&device->primary->IDirectSoundBuffer8_iface);
 460             *ppdsb = (IDirectSoundBuffer *)&device->primary->IDirectSoundBuffer8_iface;
 461         } else {
 462             hres = primarybuffer_create(device, &device->primary, dsbd);
 463             if (device->primary) {
 464                 *ppdsb = (IDirectSoundBuffer*)&device->primary->IDirectSoundBuffer8_iface;
 465                 device->primary->dsbd.dwFlags &= ~(DSBCAPS_LOCHARDWARE | DSBCAPS_LOCSOFTWARE);
 466                 device->primary->dsbd.dwFlags |= DSBCAPS_LOCSOFTWARE;
 467             } else
 468                 WARN("primarybuffer_create() failed\n");
 469         }
 470     } else {
 471         if (dsbd->lpwfxFormat == NULL) {
 472             WARN("invalid parameter: dsbd->lpwfxFormat can't be NULL for "
 473                  "secondary buffer\n");
 474             return DSERR_INVALIDPARAM;
 475         }
 476
 477         if(dsbd->lpwfxFormat->wFormatTag != WAVE_FORMAT_PCM &&
 478                 dsbd->lpwfxFormat->wFormatTag != WAVE_FORMAT_IEEE_FLOAT &&
 479                 dsbd->lpwfxFormat->wFormatTag != WAVE_FORMAT_EXTENSIBLE) {
 480             WARN("We can't mix this format: 0x%x\n", dsbd->lpwfxFormat->wFormatTag);
 481             return E_NOTIMPL;
 482         }
 483
 484         if(dsbd->lpwfxFormat->wBitsPerSample < 8 || dsbd->lpwfxFormat->wBitsPerSample % 8 != 0 ||
 485                 dsbd->lpwfxFormat->nChannels == 0 || dsbd->lpwfxFormat->nSamplesPerSec == 0 ||
 486                 dsbd->lpwfxFormat->nAvgBytesPerSec == 0 ||
 487                 dsbd->lpwfxFormat->nBlockAlign != dsbd->lpwfxFormat->nChannels * dsbd->lpwfxFormat->wBitsPerSample / 8) {
 488             WARN("Format inconsistency\n");
 489             return DSERR_INVALIDPARAM;
 490         }
 491
 492         if (dsbd->lpwfxFormat->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 493         {
 494             WAVEFORMATEXTENSIBLE *pwfxe = (WAVEFORMATEXTENSIBLE*)dsbd->lpwfxFormat;
 495
 496             /* check if cbSize is at least 22 bytes */
 497             if (pwfxe->Format.cbSize < (sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX)))
 498             {
 499                 WARN("Too small a cbSize %u\n", pwfxe->Format.cbSize);
 500                 return DSERR_INVALIDPARAM;
 501             }
 502
 503             /* cbSize should be 22 bytes, with one possible exception */
 504             if (pwfxe->Format.cbSize > (sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX)) &&
 505                 !((IsEqualGUID(&pwfxe->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM) || IsEqualGUID(&pwfxe->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)) &&
 506                 pwfxe->Format.cbSize == sizeof(WAVEFORMATEXTENSIBLE)))
 507             {
 508                 WARN("Too big a cbSize %u\n", pwfxe->Format.cbSize);
 509                 return DSERR_CONTROLUNAVAIL;
 510             }
 511
 512             if ((!IsEqualGUID(&pwfxe->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)) && (!IsEqualGUID(&pwfxe->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)))
 513             {
 514                 if (!IsEqualGUID(&pwfxe->SubFormat, &GUID_NULL))
 515                     FIXME("SubFormat %s not supported right now.\n", debugstr_guid(&pwfxe->SubFormat));
 516                 return DSERR_INVALIDPARAM;
 517             }
 518             if (pwfxe->Samples.wValidBitsPerSample > dsbd->lpwfxFormat->wBitsPerSample)
 519             {
 520                 WARN("Samples.wValidBitsPerSample(%d) > Format.wBitsPerSample (%d)\n", pwfxe->Samples.wValidBitsPerSample, pwfxe->Format.wBitsPerSample);
 521                 return DSERR_INVALIDPARAM;
 522             }
 523             if (pwfxe->Samples.wValidBitsPerSample && pwfxe->Samples.wValidBitsPerSample < dsbd->lpwfxFormat->wBitsPerSample)
 524             {
 525                 WARN("Non-packed formats may not function : %d/%d\n", pwfxe->Samples.wValidBitsPerSample, dsbd->lpwfxFormat->wBitsPerSample);
 526             }
 527         }
 528
 529         TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
 530               "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 531               dsbd->lpwfxFormat->wFormatTag, dsbd->lpwfxFormat->nChannels,
 532               dsbd->lpwfxFormat->nSamplesPerSec,
 533               dsbd->lpwfxFormat->nAvgBytesPerSec,
 534               dsbd->lpwfxFormat->nBlockAlign,
 535               dsbd->lpwfxFormat->wBitsPerSample, dsbd->lpwfxFormat->cbSize);
 536
 537         if (from8 && (dsbd->dwFlags & DSBCAPS_CTRL3D) && (dsbd->lpwfxFormat->nChannels != 1)) {
 538             WARN("invalid parameter: 3D buffer format must be mono\n");
 539             return DSERR_INVALIDPARAM;
 540         }
 541
 542         if (from8 && (dsbd->dwFlags & DSBCAPS_CTRL3D) && (dsbd->dwFlags & DSBCAPS_CTRLPAN)) {
 543             WARN("invalid parameter: DSBCAPS_CTRL3D and DSBCAPS_CTRLPAN cannot be used together\n");
 544             return DSERR_INVALIDPARAM;
 545         }
 546
 547         hres = secondarybuffer_create(device, dsbd, ppdsb);
 548         if (SUCCEEDED(hres)) {
 549             if (dsbd->dwFlags & DSBCAPS_LOCHARDWARE)
 550                 device->drvcaps.dwFreeHwMixingAllBuffers--;
 551         } else
 552             WARN("IDirectSoundBufferImpl_Create failed\n");
 553    }
 554
 555    return hres;
 556 }
 557
 558 static HRESULT DirectSoundDevice_DuplicateSoundBuffer(
 559     DirectSoundDevice * device,
 560     LPDIRECTSOUNDBUFFER psb,
 561     LPLPDIRECTSOUNDBUFFER ppdsb)
 562 {
 563     HRESULT hres = DS_OK;
 564     IDirectSoundBufferImpl* dsb;
 565     TRACE("(%p,%p,%p)\n",device,psb,ppdsb);
 566
 567     if (device == NULL) {
 568         WARN("not initialized\n");
 569         return DSERR_UNINITIALIZED;
 570     }
 571
 572     if (psb == NULL) {
 573         WARN("invalid parameter: psb == NULL\n");
 574         return DSERR_INVALIDPARAM;
 575     }
 576
 577     if (ppdsb == NULL) {
 578         WARN("invalid parameter: ppdsb == NULL\n");
 579         return DSERR_INVALIDPARAM;
 580     }
 581
 582     /* make sure we have a secondary buffer */
 583     if (psb == (IDirectSoundBuffer *)&device->primary->IDirectSoundBuffer8_iface) {
 584         WARN("trying to duplicate primary buffer\n");
 585         *ppdsb = NULL;
 586         return DSERR_INVALIDCALL;
 587     }
 588
 589     /* duplicate the actual buffer implementation */
 590     hres = IDirectSoundBufferImpl_Duplicate(device, &dsb, (IDirectSoundBufferImpl*)psb);
 591     if (hres == DS_OK)
 592         *ppdsb = (IDirectSoundBuffer*)&dsb->IDirectSoundBuffer8_iface;
 593     else
 594         WARN("IDirectSoundBufferImpl_Duplicate failed\n");
 595
 596     return hres;
 597 }
 598
 599 /*
 600  * Add secondary buffer to buffer list.
 601  * Gets exclusive access to buffer for writing.
 602  */
 603 HRESULT DirectSoundDevice_AddBuffer(
 604     DirectSoundDevice * device,
 605     IDirectSoundBufferImpl * pDSB)
 606 {
 607     IDirectSoundBufferImpl **newbuffers;
 608     HRESULT hr = DS_OK;
 609
 610     TRACE("(%p, %p)\n", device, pDSB);
 611
 612     AcquireSRWLockExclusive(&device->buffer_list_lock);
 613
 614     if (device->buffers)
 615         newbuffers = HeapReAlloc(GetProcessHeap(),0,device->buffers,sizeof(IDirectSoundBufferImpl*)*(device->nrofbuffers+1));
 616     else
 617         newbuffers = HeapAlloc(GetProcessHeap(),0,sizeof(IDirectSoundBufferImpl*)*(device->nrofbuffers+1));
 618
 619     if (newbuffers) {
 620         device->buffers = newbuffers;
 621         device->buffers[device->nrofbuffers] = pDSB;
 622         device->nrofbuffers++;
 623         TRACE("buffer count is now %d\n", device->nrofbuffers);
 624     } else {
 625         ERR("out of memory for buffer list! Current buffer count is %d\n", device->nrofbuffers);
 626         hr = DSERR_OUTOFMEMORY;
 627     }
 628
 629     ReleaseSRWLockExclusive(&device->buffer_list_lock);
 630
 631     return hr;
 632 }
 633
 634 /*
 635  * Remove secondary buffer from buffer list.
 636  * Gets exclusive access to buffer for writing.
 637  */
 638 void DirectSoundDevice_RemoveBuffer(DirectSoundDevice * device, IDirectSoundBufferImpl * pDSB)
 639 {
 640     int i;
 641
 642     TRACE("(%p, %p)\n", device, pDSB);
 643
 644     AcquireSRWLockExclusive(&device->buffer_list_lock);
 645
 646     if (device->nrofbuffers == 1) {
 647         assert(device->buffers[0] == pDSB);
 648         HeapFree(GetProcessHeap(), 0, device->buffers);
 649         device->buffers = NULL;
 650     } else {
 651         for (i = 0; i < device->nrofbuffers; i++) {
 652             if (device->buffers[i] == pDSB) {
 653                 /* Put the last buffer of the list in the (now empty) position */
 654                 device->buffers[i] = device->buffers[device->nrofbuffers - 1];
 655                 break;
 656             }
 657         }
 658     }
 659     device->nrofbuffers--;
 660     TRACE("buffer count is now %d\n", device->nrofbuffers);
 661
 662     ReleaseSRWLockExclusive(&device->buffer_list_lock);
 663 }
 664
 665 /*******************************************************************************
 666  *      IUnknown Implementation for DirectSound
 667  */
 668
 669 static void directsound_destroy(IDirectSoundImpl *This)
 670 {
 671     if (This->device)
 672         DirectSoundDevice_Release(This->device);
 673     TRACE("(%p) released\n", This);
 674     HeapFree(GetProcessHeap(),0,This);
 675 }
 676
 677 static inline IDirectSoundImpl *impl_from_IUnknown(IUnknown *iface)
 678 {
 679     return CONTAINING_RECORD(iface, IDirectSoundImpl, IUnknown_inner);
 680 }
 681
 682 static HRESULT WINAPI IUnknownImpl_QueryInterface(IUnknown *iface, REFIID riid, void **ppv)
 683 {
 684     IDirectSoundImpl *This = impl_from_IUnknown(iface);
 685
 686     TRACE("(%p,%s,%p)\n", This, debugstr_guid(riid), ppv);
 687
 688     if (!ppv) {
 689         WARN("invalid parameter\n");
 690         return E_INVALIDARG;
 691     }
 692     *ppv = NULL;
 693
 694     if (IsEqualIID(riid, &IID_IUnknown))
 695         *ppv = &This->IUnknown_inner;
 696     else if (IsEqualIID(riid, &IID_IDirectSound) ||
 697             (IsEqualIID(riid, &IID_IDirectSound8) && This->has_ds8))
 698         *ppv = &This->IDirectSound8_iface;
 699     else {
 700         WARN("unknown IID %s\n", debugstr_guid(riid));
 701         return E_NOINTERFACE;
 702     }
 703
 704     IUnknown_AddRef((IUnknown*)*ppv);
 705     return S_OK;
 706 }
 707
 708 static ULONG WINAPI IUnknownImpl_AddRef(IUnknown *iface)
 709 {
 710     IDirectSoundImpl *This = impl_from_IUnknown(iface);
 711     ULONG ref = InterlockedIncrement(&This->ref);
 712
 713     TRACE("(%p) ref=%ld\n", This, ref);
 714
 715     if(ref == 1)
 716         InterlockedIncrement(&This->numIfaces);
 717
 718     return ref;
 719 }
 720
 721 static ULONG WINAPI IUnknownImpl_Release(IUnknown *iface)
 722 {
 723     IDirectSoundImpl *This = impl_from_IUnknown(iface);
 724     ULONG ref = InterlockedDecrement(&This->ref);
 725
 726     TRACE("(%p) ref=%ld\n", This, ref);
 727
 728     if (!ref && !InterlockedDecrement(&This->numIfaces))
 729         directsound_destroy(This);
 730
 731     return ref;
 732 }
 733
 734 static const IUnknownVtbl unk_vtbl =
 735 {
 736     IUnknownImpl_QueryInterface,
 737     IUnknownImpl_AddRef,
 738     IUnknownImpl_Release
 739 };
 740
 741 /*******************************************************************************
 742  *      IDirectSound and IDirectSound8 Implementation
 743  */
 744 static inline IDirectSoundImpl *impl_from_IDirectSound8(IDirectSound8 *iface)
 745 {
 746     return CONTAINING_RECORD(iface, IDirectSoundImpl, IDirectSound8_iface);
 747 }
 748
 749 static HRESULT WINAPI IDirectSound8Impl_QueryInterface(IDirectSound8 *iface, REFIID riid,
 750         void **ppv)
 751 {
 752     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 753     TRACE("(%p,%s,%p)\n", This, debugstr_guid(riid), ppv);
 754     return IUnknown_QueryInterface(This->outer_unk, riid, ppv);
 755 }
 756
 757 static ULONG WINAPI IDirectSound8Impl_AddRef(IDirectSound8 *iface)
 758 {
 759     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 760     ULONG ref = InterlockedIncrement(&This->refds);
 761
 762     TRACE("(%p) refds=%ld\n", This, ref);
 763
 764     if(ref == 1)
 765         InterlockedIncrement(&This->numIfaces);
 766
 767     return ref;
 768 }
 769
 770 static ULONG WINAPI IDirectSound8Impl_Release(IDirectSound8 *iface)
 771 {
 772     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 773     ULONG ref = InterlockedDecrement(&(This->refds));
 774
 775     TRACE("(%p) refds=%ld\n", This, ref);
 776
 777     if (!ref && !InterlockedDecrement(&This->numIfaces))
 778         directsound_destroy(This);
 779
 780     return ref;
 781 }
 782
 783 static HRESULT WINAPI IDirectSound8Impl_CreateSoundBuffer(IDirectSound8 *iface,
 784         const DSBUFFERDESC *dsbd, IDirectSoundBuffer **ppdsb, IUnknown *lpunk)
 785 {
 786     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 787     TRACE("(%p,%p,%p,%p)\n", This, dsbd, ppdsb, lpunk);
 788     return DirectSoundDevice_CreateSoundBuffer(This->device, dsbd, ppdsb, lpunk, This->has_ds8);
 789 }
 790
 791 static HRESULT WINAPI IDirectSound8Impl_GetCaps(IDirectSound8 *iface, DSCAPS *dscaps)
 792 {
 793     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 794
 795     TRACE("(%p, %p)\n", This, dscaps);
 796
 797     if (!This->device) {
 798         WARN("not initialized\n");
 799         return DSERR_UNINITIALIZED;
 800     }
 801     if (!dscaps) {
 802         WARN("invalid parameter: dscaps = NULL\n");
 803         return DSERR_INVALIDPARAM;
 804     }
 805     if (dscaps->dwSize < sizeof(*dscaps)) {
 806         WARN("invalid parameter: dscaps->dwSize = %ld\n", dscaps->dwSize);
 807         return DSERR_INVALIDPARAM;
 808     }
 809
 810     dscaps->dwFlags                        = This->device->drvcaps.dwFlags;
 811     dscaps->dwMinSecondarySampleRate       = This->device->drvcaps.dwMinSecondarySampleRate;
 812     dscaps->dwMaxSecondarySampleRate       = This->device->drvcaps.dwMaxSecondarySampleRate;
 813     dscaps->dwPrimaryBuffers               = This->device->drvcaps.dwPrimaryBuffers;
 814     dscaps->dwMaxHwMixingAllBuffers        = This->device->drvcaps.dwMaxHwMixingAllBuffers;
 815     dscaps->dwMaxHwMixingStaticBuffers     = This->device->drvcaps.dwMaxHwMixingStaticBuffers;
 816     dscaps->dwMaxHwMixingStreamingBuffers  = This->device->drvcaps.dwMaxHwMixingStreamingBuffers;
 817     dscaps->dwFreeHwMixingAllBuffers       = This->device->drvcaps.dwFreeHwMixingAllBuffers;
 818     dscaps->dwFreeHwMixingStaticBuffers    = This->device->drvcaps.dwFreeHwMixingAllBuffers;
 819     dscaps->dwFreeHwMixingStreamingBuffers = This->device->drvcaps.dwFreeHwMixingAllBuffers;
 820
 821     dscaps->dwMaxHw3DAllBuffers            = This->device->drvcaps.dwMaxHw3DAllBuffers;
 822     dscaps->dwMaxHw3DStaticBuffers         = This->device->drvcaps.dwMaxHw3DStaticBuffers;
 823     dscaps->dwMaxHw3DStreamingBuffers      = This->device->drvcaps.dwMaxHw3DStreamingBuffers;
 824     dscaps->dwFreeHw3DAllBuffers           = This->device->drvcaps.dwFreeHw3DAllBuffers;
 825     dscaps->dwFreeHw3DStaticBuffers        = This->device->drvcaps.dwFreeHw3DStaticBuffers;
 826     dscaps->dwFreeHw3DStreamingBuffers     = This->device->drvcaps.dwFreeHw3DStreamingBuffers;
 827     dscaps->dwTotalHwMemBytes              = This->device->drvcaps.dwTotalHwMemBytes;
 828     dscaps->dwFreeHwMemBytes               = This->device->drvcaps.dwFreeHwMemBytes;
 829     dscaps->dwMaxContigFreeHwMemBytes      = This->device->drvcaps.dwMaxContigFreeHwMemBytes;
 830     dscaps->dwUnlockTransferRateHwBuffers  = This->device->drvcaps.dwUnlockTransferRateHwBuffers;
 831     dscaps->dwPlayCpuOverheadSwBuffers     = This->device->drvcaps.dwPlayCpuOverheadSwBuffers;
 832
 833     if (TRACE_ON(dsound)) {
 834         TRACE("(flags=0x%08lx:\n", dscaps->dwFlags);
 835         _dump_DSCAPS(dscaps->dwFlags);
 836         TRACE(")\n");
 837     }
 838
 839     return DS_OK;
 840 }
 841
 842 static HRESULT WINAPI IDirectSound8Impl_DuplicateSoundBuffer(IDirectSound8 *iface,
 843         IDirectSoundBuffer *psb, IDirectSoundBuffer **ppdsb)
 844 {
 845     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 846     TRACE("(%p,%p,%p)\n", This, psb, ppdsb);
 847     return DirectSoundDevice_DuplicateSoundBuffer(This->device, psb, ppdsb);
 848 }
 849
 850 static HRESULT WINAPI IDirectSound8Impl_SetCooperativeLevel(IDirectSound8 *iface, HWND hwnd,
 851         DWORD level)
 852 {
 853     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 854     DirectSoundDevice *device = This->device;
 855     HRESULT hr = S_OK;
 856
 857     TRACE("(%p,%p,%s)\n", This, hwnd, dumpCooperativeLevel(level));
 858
 859     if (!device) {
 860         WARN("not initialized\n");
 861         return DSERR_UNINITIALIZED;
 862     }
 863
 864     if (level == DSSCL_PRIORITY || level == DSSCL_EXCLUSIVE) {
 865         WARN("level=%s not fully supported\n",
 866              level==DSSCL_PRIORITY ? "DSSCL_PRIORITY" : "DSSCL_EXCLUSIVE");
 867     }
 868
 869     AcquireSRWLockExclusive(&device->buffer_list_lock);
 870     EnterCriticalSection(&device->mixlock);
 871     if ((level == DSSCL_WRITEPRIMARY) != (device->priolevel == DSSCL_WRITEPRIMARY))
 872         hr = DSOUND_ReopenDevice(device, level == DSSCL_WRITEPRIMARY);
 873     if (SUCCEEDED(hr))
 874         device->priolevel = level;
 875     LeaveCriticalSection(&device->mixlock);
 876     ReleaseSRWLockExclusive(&device->buffer_list_lock);
 877     return hr;
 878 }
 879
 880 static HRESULT WINAPI IDirectSound8Impl_Compact(IDirectSound8 *iface)
 881 {
 882     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 883
 884     TRACE("(%p)\n", This);
 885
 886     if (!This->device) {
 887         WARN("not initialized\n");
 888         return DSERR_UNINITIALIZED;
 889     }
 890
 891     if (This->device->priolevel < DSSCL_PRIORITY) {
 892         WARN("incorrect priority level\n");
 893         return DSERR_PRIOLEVELNEEDED;
 894     }
 895     return DS_OK;
 896 }
 897
 898 static HRESULT WINAPI IDirectSound8Impl_GetSpeakerConfig(IDirectSound8 *iface, DWORD *config)
 899 {
 900     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 901
 902     TRACE("(%p, %p)\n", This, config);
 903
 904     if (!This->device) {
 905         WARN("not initialized\n");
 906         return DSERR_UNINITIALIZED;
 907     }
 908     if (!config) {
 909         WARN("invalid parameter: config == NULL\n");
 910         return DSERR_INVALIDPARAM;
 911     }
 912
 913     WARN("not fully functional\n");
 914     *config = This->device->speaker_config;
 915     return DS_OK;
 916 }
 917
 918 static HRESULT WINAPI IDirectSound8Impl_SetSpeakerConfig(IDirectSound8 *iface, DWORD config)
 919 {
 920     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 921
 922     TRACE("(%p,0x%08lx)\n", This, config);
 923
 924     if (!This->device) {
 925         WARN("not initialized\n");
 926         return DSERR_UNINITIALIZED;
 927     }
 928
 929     /* NOP on Vista and above */
 930
 931     return DS_OK;
 932 }
 933
 934 static HRESULT WINAPI IDirectSound8Impl_Initialize(IDirectSound8 *iface, const GUID *lpcGuid)
 935 {
 936     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 937     TRACE("(%p, %s)\n", This, debugstr_guid(lpcGuid));
 938     return DirectSoundDevice_Initialize(&This->device, lpcGuid);
 939 }
 940
 941 static HRESULT WINAPI IDirectSound8Impl_VerifyCertification(IDirectSound8 *iface, DWORD *certified)
 942 {
 943     IDirectSoundImpl *This = impl_from_IDirectSound8(iface);
 944
 945     TRACE("(%p, %p)\n", This, certified);
 946
 947     if (!This->device) {
 948         WARN("not initialized\n");
 949         return DSERR_UNINITIALIZED;
 950     }
 951
 952     if (This->device->drvcaps.dwFlags & DSCAPS_CERTIFIED)
 953         *certified = DS_CERTIFIED;
 954     else
 955         *certified = DS_UNCERTIFIED;
 956
 957     return DS_OK;
 958 }
 959
 960 static const IDirectSound8Vtbl ds8_vtbl =
 961 {
 962     IDirectSound8Impl_QueryInterface,
 963     IDirectSound8Impl_AddRef,
 964     IDirectSound8Impl_Release,
 965     IDirectSound8Impl_CreateSoundBuffer,
 966     IDirectSound8Impl_GetCaps,
 967     IDirectSound8Impl_DuplicateSoundBuffer,
 968     IDirectSound8Impl_SetCooperativeLevel,
 969     IDirectSound8Impl_Compact,
 970     IDirectSound8Impl_GetSpeakerConfig,
 971     IDirectSound8Impl_SetSpeakerConfig,
 972     IDirectSound8Impl_Initialize,
 973     IDirectSound8Impl_VerifyCertification
 974 };
 975
 976 HRESULT IDirectSoundImpl_Create(IUnknown *outer_unk, REFIID riid, void **ppv, BOOL has_ds8)
 977 {
 978     IDirectSoundImpl *obj;
 979     HRESULT hr;
 980
 981     TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
 982
 983     *ppv = NULL;
 984     obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*obj));
 985     if (!obj) {
 986         WARN("out of memory\n");
 987         return DSERR_OUTOFMEMORY;
 988     }
 989
 990     setup_dsound_options();
 991
 992     obj->IUnknown_inner.lpVtbl = &unk_vtbl;
 993     obj->IDirectSound8_iface.lpVtbl = &ds8_vtbl;
 994     obj->ref = 1;
 995     obj->refds = 0;
 996     obj->numIfaces = 1;
 997     obj->device = NULL;
 998     obj->has_ds8 = has_ds8;
 999
1000     /* COM aggregation supported only internally */
1001     if (outer_unk)
1002         obj->outer_unk = outer_unk;
1003     else
1004         obj->outer_unk = &obj->IUnknown_inner;
1005
1006     hr = IUnknown_QueryInterface(&obj->IUnknown_inner, riid, ppv);
1007     IUnknown_Release(&obj->IUnknown_inner);
1008
1009     return hr;
1010 }
1011
1012 HRESULT DSOUND_Create(REFIID riid, void **ppv)
1013 {
1014     return IDirectSoundImpl_Create(NULL, riid, ppv, FALSE);
1015 }
1016
1017 HRESULT DSOUND_Create8(REFIID riid, void **ppv)
1018 {
1019     return IDirectSoundImpl_Create(NULL, riid, ppv, TRUE);
1020 }
1021
1022 /*******************************************************************************
1023  *              DirectSoundCreate (DSOUND.1)
1024  *
1025  *  Creates and initializes a DirectSound interface.
1026  *
1027  *  PARAMS
1028  *     lpcGUID   [I] Address of the GUID that identifies the sound device.
1029  *     ppDS      [O] Address of a variable to receive the interface pointer.
1030  *     pUnkOuter [I] Must be NULL.
1031  *
1032  *  RETURNS
1033  *     Success: DS_OK
1034  *     Failure: DSERR_ALLOCATED, DSERR_INVALIDPARAM, DSERR_NOAGGREGATION,
1035  *              DSERR_NODRIVER, DSERR_OUTOFMEMORY
1036  */
1037 HRESULT WINAPI DirectSoundCreate(
1038     LPCGUID lpcGUID,
1039     LPDIRECTSOUND *ppDS,
1040     IUnknown *pUnkOuter)
1041 {
1042     HRESULT hr;
1043     LPDIRECTSOUND pDS;
1044
1045     TRACE("(%s,%p,%p)\n",debugstr_guid(lpcGUID),ppDS,pUnkOuter);
1046
1047     if (ppDS == NULL) {
1048         WARN("invalid parameter: ppDS == NULL\n");
1049         return DSERR_INVALIDPARAM;
1050     }
1051
1052     if (pUnkOuter != NULL) {
1053         WARN("invalid parameter: pUnkOuter != NULL\n");
1054         *ppDS = 0;
1055         return DSERR_INVALIDPARAM;
1056     }
1057
1058     hr = DSOUND_Create(&IID_IDirectSound, (void **)&pDS);
1059     if (hr == DS_OK) {
1060         hr = IDirectSound_Initialize(pDS, lpcGUID);
1061         if (hr != DS_OK) {
1062             if (hr != DSERR_ALREADYINITIALIZED) {
1063                 IDirectSound_Release(pDS);
1064                 pDS = 0;
1065             } else
1066                 hr = DS_OK;
1067         }
1068     }
1069
1070     *ppDS = pDS;
1071
1072     return hr;
1073 }
1074
1075 /*******************************************************************************
1076  *        DirectSoundCreate8 (DSOUND.11)
1077  *
1078  *  Creates and initializes a DirectSound8 interface.
1079  *
1080  *  PARAMS
1081  *     lpcGUID   [I] Address of the GUID that identifies the sound device.
1082  *     ppDS      [O] Address of a variable to receive the interface pointer.
1083  *     pUnkOuter [I] Must be NULL.
1084  *
1085  *  RETURNS
1086  *     Success: DS_OK
1087  *     Failure: DSERR_ALLOCATED, DSERR_INVALIDPARAM, DSERR_NOAGGREGATION,
1088  *              DSERR_NODRIVER, DSERR_OUTOFMEMORY
1089  */
1090 HRESULT WINAPI DirectSoundCreate8(
1091     LPCGUID lpcGUID,
1092     LPDIRECTSOUND8 *ppDS,
1093     IUnknown *pUnkOuter)
1094 {
1095     HRESULT hr;
1096     LPDIRECTSOUND8 pDS;
1097
1098     TRACE("(%s,%p,%p)\n",debugstr_guid(lpcGUID),ppDS,pUnkOuter);
1099
1100     if (ppDS == NULL) {
1101         WARN("invalid parameter: ppDS == NULL\n");
1102         return DSERR_INVALIDPARAM;
1103     }
1104
1105     if (pUnkOuter != NULL) {
1106         WARN("invalid parameter: pUnkOuter != NULL\n");
1107         *ppDS = 0;
1108         return DSERR_INVALIDPARAM;
1109     }
1110
1111     hr = DSOUND_Create8(&IID_IDirectSound8, (void **)&pDS);
1112     if (hr == DS_OK) {
1113         hr = IDirectSound8_Initialize(pDS, lpcGUID);
1114         if (hr != DS_OK) {
1115             if (hr != DSERR_ALREADYINITIALIZED) {
1116                 IDirectSound8_Release(pDS);
1117                 pDS = 0;
1118             } else
1119                 hr = DS_OK;
1120         }
1121     }
1122
1123     *ppDS = pDS;
1124
1125     return hr;
1126 }
1127
1128 void DSOUND_ParseSpeakerConfig(DirectSoundDevice *device)
1129 {
1130     switch (DSSPEAKER_CONFIG(device->speaker_config)) {
1131         case DSSPEAKER_MONO:
1132             device->speaker_angles[0] = M_PI/180.0f * 0.0f;
1133             device->speaker_num[0] = 0;
1134             device->num_speakers = 1;
1135             device->lfe_channel = -1;
1136         break;
1137
1138         case DSSPEAKER_STEREO:
1139         case DSSPEAKER_HEADPHONE:
1140             device->speaker_angles[0] = M_PI/180.0f * -90.0f;
1141             device->speaker_angles[1] = M_PI/180.0f *  90.0f;
1142             device->speaker_num[0] = 0; /* Left */
1143             device->speaker_num[1] = 1; /* Right */
1144             device->num_speakers = 2;
1145             device->lfe_channel = -1;
1146         break;
1147
1148         case DSSPEAKER_QUAD:
1149             device->speaker_angles[0] = M_PI/180.0f * -135.0f;
1150             device->speaker_angles[1] = M_PI/180.0f *  -45.0f;
1151             device->speaker_angles[2] = M_PI/180.0f *   45.0f;
1152             device->speaker_angles[3] = M_PI/180.0f *  135.0f;
1153             device->speaker_num[0] = 2; /* Rear left */
1154             device->speaker_num[1] = 0; /* Front left */
1155             device->speaker_num[2] = 1; /* Front right */
1156             device->speaker_num[3] = 3; /* Rear right */
1157             device->num_speakers = 4;
1158             device->lfe_channel = -1;
1159         break;
1160
1161         case DSSPEAKER_5POINT1_BACK:
1162             device->speaker_angles[0] = M_PI/180.0f * -135.0f;
1163             device->speaker_angles[1] = M_PI/180.0f *  -45.0f;
1164             device->speaker_angles[2] = M_PI/180.0f *    0.0f;
1165             device->speaker_angles[3] = M_PI/180.0f *   45.0f;
1166             device->speaker_angles[4] = M_PI/180.0f *  135.0f;
1167             device->speaker_angles[5] = 9999.0f;
1168             device->speaker_num[0] = 4; /* Rear left */
1169             device->speaker_num[1] = 0; /* Front left */
1170             device->speaker_num[2] = 2; /* Front centre */
1171             device->speaker_num[3] = 1; /* Front right */
1172             device->speaker_num[4] = 5; /* Rear right */
1173             device->speaker_num[5] = 3; /* LFE */
1174             device->num_speakers = 6;
1175             device->lfe_channel = 3;
1176         break;
1177
1178         case DSSPEAKER_5POINT1_SURROUND:
1179             device->speaker_angles[0] = M_PI/180.0f *  -90.0f;
1180             device->speaker_angles[1] = M_PI/180.0f *  -30.0f;
1181             device->speaker_angles[2] = M_PI/180.0f *    0.0f;
1182             device->speaker_angles[3] = M_PI/180.0f *   30.0f;
1183             device->speaker_angles[4] = M_PI/180.0f *   90.0f;
1184             device->speaker_angles[5] = 9999.0f;
1185             device->speaker_num[0] = 4; /* Rear left */
1186             device->speaker_num[1] = 0; /* Front left */
1187             device->speaker_num[2] = 2; /* Front centre */
1188             device->speaker_num[3] = 1; /* Front right */
1189             device->speaker_num[4] = 5; /* Rear right */
1190             device->speaker_num[5] = 3; /* LFE */
1191             device->num_speakers = 6;
1192             device->lfe_channel = 3;
1193         break;
1194
1195         default:
1196             WARN("unknown speaker_config %lu\n", device->speaker_config);
1197     }
1198 }