dlls/xaudio2_7/xaudio_dll.c

   1 /*
   2  * Copyright (c) 2015 Mark Harmstone
   3  * Copyright (c) 2015 Andrew Eikum for CodeWeavers
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <stdarg.h>
  21
  22 #define NONAMELESSUNION
  23 #define COBJMACROS
  24
  25 #include "xaudio_private.h"
  26
  27 #include "ole2.h"
  28 #include "rpcproxy.h"
  29
  30 #include "xapofx.h"
  31
  32 #include "wine/debug.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(xaudio2);
  35
  36 static ALCdevice *(ALC_APIENTRY *palcLoopbackOpenDeviceSOFT)(const ALCchar*);
  37 static void (ALC_APIENTRY *palcRenderSamplesSOFT)(ALCdevice*, ALCvoid*, ALCsizei);
  38
  39 static HINSTANCE instance;
  40
  41 #define COMPAT_E_INVALID_CALL(v) (v == 20) ? E_INVALIDARG : XAUDIO2_E_INVALID_CALL
  42 #define COMPAT_E_DEVICE_INVALIDATED(v) (v == 20) ? XAUDIO20_E_DEVICE_INVALIDATED : XAUDIO2_E_DEVICE_INVALIDATED
  43
  44 static void dump_fmt(const WAVEFORMATEX *fmt)
  45 {
  46     TRACE("wFormatTag: 0x%x (", fmt->wFormatTag);
  47     switch(fmt->wFormatTag){
  48 #define DOCASE(x) case x: TRACE(#x); break;
  49     DOCASE(WAVE_FORMAT_PCM)
  50     DOCASE(WAVE_FORMAT_IEEE_FLOAT)
  51     DOCASE(WAVE_FORMAT_EXTENSIBLE)
  52 #undef DOCASE
  53     default:
  54         TRACE("Unknown");
  55         break;
  56     }
  57     TRACE(")\n");
  58
  59     TRACE("nChannels: %u\n", fmt->nChannels);
  60     TRACE("nSamplesPerSec: %u\n", fmt->nSamplesPerSec);
  61     TRACE("nAvgBytesPerSec: %u\n", fmt->nAvgBytesPerSec);
  62     TRACE("nBlockAlign: %u\n", fmt->nBlockAlign);
  63     TRACE("wBitsPerSample: %u\n", fmt->wBitsPerSample);
  64     TRACE("cbSize: %u\n", fmt->cbSize);
  65
  66     if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
  67         WAVEFORMATEXTENSIBLE *fmtex = (void*)fmt;
  68         TRACE("dwChannelMask: %08x\n", fmtex->dwChannelMask);
  69         TRACE("Samples: %04x\n", fmtex->Samples.wReserved);
  70         TRACE("SubFormat: %s\n", wine_dbgstr_guid(&fmtex->SubFormat));
  71     }else if(fmt->wFormatTag == WAVE_FORMAT_ADPCM){
  72         ADPCMWAVEFORMAT *fmtadpcm = (void*)fmt;
  73         TRACE("wSamplesPerBlock: %u\n", fmtadpcm->wSamplesPerBlock);
  74     }
  75 }
  76
  77 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD reason, void *pReserved)
  78 {
  79     TRACE("(%p, %d, %p)\n", hinstDLL, reason, pReserved);
  80
  81     switch (reason)
  82     {
  83     case DLL_WINE_PREATTACH:
  84         return FALSE;  /* prefer native version */
  85     case DLL_PROCESS_ATTACH:
  86         instance = hinstDLL;
  87         DisableThreadLibraryCalls( hinstDLL );
  88
  89         if(!alcIsExtensionPresent(NULL, "ALC_SOFT_loopback") ||
  90                 !(palcLoopbackOpenDeviceSOFT = alcGetProcAddress(NULL, "alcLoopbackOpenDeviceSOFT")) ||
  91                 !(palcRenderSamplesSOFT = alcGetProcAddress(NULL, "alcRenderSamplesSOFT"))){
  92             ERR("XAudio2 requires the ALC_SOFT_loopback extension (OpenAL-Soft >= 1.14)\n");
  93             return FALSE;
  94         }
  95
  96         break;
  97     }
  98     return TRUE;
  99 }
 100
 101 HRESULT WINAPI DllCanUnloadNow(void)
 102 {
 103     return S_FALSE;
 104 }
 105
 106 HRESULT WINAPI DllRegisterServer(void)
 107 {
 108     TRACE("\n");
 109     return __wine_register_resources(instance);
 110 }
 111
 112 HRESULT WINAPI DllUnregisterServer(void)
 113 {
 114     TRACE("\n");
 115     return __wine_unregister_resources(instance);
 116 }
 117
 118 static XA2SourceImpl *impl_from_IXAudio2SourceVoice(IXAudio2SourceVoice *iface)
 119 {
 120     return CONTAINING_RECORD(iface, XA2SourceImpl, IXAudio2SourceVoice_iface);
 121 }
 122
 123 static XA2SubmixImpl *impl_from_IXAudio2SubmixVoice(IXAudio2SubmixVoice *iface)
 124 {
 125     return CONTAINING_RECORD(iface, XA2SubmixImpl, IXAudio2SubmixVoice_iface);
 126 }
 127
 128 static inline IXAudio2Impl *impl_from_IXAudio2(IXAudio2 *iface)
 129 {
 130     return CONTAINING_RECORD(iface, IXAudio2Impl, IXAudio2_iface);
 131 }
 132
 133 static IXAudio2Impl *impl_from_IXAudio2MasteringVoice(IXAudio2MasteringVoice *iface)
 134 {
 135     return CONTAINING_RECORD(iface, IXAudio2Impl, IXAudio2MasteringVoice_iface);
 136 }
 137
 138 static DWORD get_channel_mask(unsigned int channels)
 139 {
 140     switch(channels){
 141     case 0:
 142         return 0;
 143     case 1:
 144         return KSAUDIO_SPEAKER_MONO;
 145     case 2:
 146         return KSAUDIO_SPEAKER_STEREO;
 147     case 3:
 148         return KSAUDIO_SPEAKER_STEREO | SPEAKER_LOW_FREQUENCY;
 149     case 4:
 150         return KSAUDIO_SPEAKER_QUAD;    /* not _SURROUND */
 151     case 5:
 152         return KSAUDIO_SPEAKER_QUAD | SPEAKER_LOW_FREQUENCY;
 153     case 6:
 154         return KSAUDIO_SPEAKER_5POINT1; /* not 5POINT1_SURROUND */
 155     case 7:
 156         return KSAUDIO_SPEAKER_5POINT1 | SPEAKER_BACK_CENTER;
 157     case 8:
 158         return KSAUDIO_SPEAKER_7POINT1_SURROUND; /* Vista deprecates 7POINT1 */
 159     }
 160     FIXME("Unknown speaker configuration: %u\n", channels);
 161     return 0;
 162 }
 163
 164 static void WINAPI XA2SRC_GetVoiceDetails(IXAudio2SourceVoice *iface,
 165         XAUDIO2_VOICE_DETAILS *pVoiceDetails)
 166 {
 167     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 168     TRACE("%p, %p\n", This, pVoiceDetails);
 169 }
 170
 171 static HRESULT WINAPI XA2SRC_SetOutputVoices(IXAudio2SourceVoice *iface,
 172         const XAUDIO2_VOICE_SENDS *pSendList)
 173 {
 174     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 175     int i;
 176     XAUDIO2_VOICE_SENDS def_send;
 177     XAUDIO2_SEND_DESCRIPTOR def_desc;
 178
 179     TRACE("%p, %p\n", This, pSendList);
 180
 181     if(!pSendList){
 182         def_desc.Flags = 0;
 183         def_desc.pOutputVoice = (IXAudio2Voice*)&This->xa2->IXAudio2MasteringVoice_iface;
 184
 185         def_send.SendCount = 1;
 186         def_send.pSends = &def_desc;
 187
 188         pSendList = &def_send;
 189     }
 190
 191     if(TRACE_ON(xaudio2)){
 192         for(i = 0; i < pSendList->SendCount; ++i){
 193             XAUDIO2_SEND_DESCRIPTOR *desc = &pSendList->pSends[i];
 194             TRACE("Outputting to: 0x%x, %p\n", desc->Flags, desc->pOutputVoice);
 195         }
 196     }
 197
 198     if(This->nsends < pSendList->SendCount){
 199         HeapFree(GetProcessHeap(), 0, This->sends);
 200         This->sends = HeapAlloc(GetProcessHeap(), 0, sizeof(*This->sends) * pSendList->SendCount);
 201         This->nsends = pSendList->SendCount;
 202     }else
 203         memset(This->sends, 0, sizeof(*This->sends) * This->nsends);
 204
 205     memcpy(This->sends, pSendList->pSends, sizeof(*This->sends) * pSendList->SendCount);
 206
 207     return S_OK;
 208 }
 209
 210 static HRESULT WINAPI XA2SRC_SetEffectChain(IXAudio2SourceVoice *iface,
 211         const XAUDIO2_EFFECT_CHAIN *pEffectChain)
 212 {
 213     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 214     TRACE("%p, %p\n", This, pEffectChain);
 215     return S_OK;
 216 }
 217
 218 static HRESULT WINAPI XA2SRC_EnableEffect(IXAudio2SourceVoice *iface,
 219         UINT32 EffectIndex, UINT32 OperationSet)
 220 {
 221     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 222     TRACE("%p, %u, 0x%x\n", This, EffectIndex, OperationSet);
 223     return S_OK;
 224 }
 225
 226 static HRESULT WINAPI XA2SRC_DisableEffect(IXAudio2SourceVoice *iface,
 227         UINT32 EffectIndex, UINT32 OperationSet)
 228 {
 229     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 230     TRACE("%p, %u, 0x%x\n", This, EffectIndex, OperationSet);
 231     return S_OK;
 232 }
 233
 234 static void WINAPI XA2SRC_GetEffectState(IXAudio2SourceVoice *iface,
 235         UINT32 EffectIndex, BOOL *pEnabled)
 236 {
 237     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 238     TRACE("%p, %u, %p\n", This, EffectIndex, pEnabled);
 239 }
 240
 241 static HRESULT WINAPI XA2SRC_SetEffectParameters(IXAudio2SourceVoice *iface,
 242         UINT32 EffectIndex, const void *pParameters, UINT32 ParametersByteSize,
 243         UINT32 OperationSet)
 244 {
 245     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 246     TRACE("%p, %u, %p, 0x%x, 0x%x\n", This, EffectIndex, pParameters,
 247             ParametersByteSize, OperationSet);
 248     return S_OK;
 249 }
 250
 251 static HRESULT WINAPI XA2SRC_GetEffectParameters(IXAudio2SourceVoice *iface,
 252         UINT32 EffectIndex, void *pParameters, UINT32 ParametersByteSize)
 253 {
 254     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 255     TRACE("%p, %u, %p, 0x%x\n", This, EffectIndex, pParameters,
 256             ParametersByteSize);
 257     return S_OK;
 258 }
 259
 260 static HRESULT WINAPI XA2SRC_SetFilterParameters(IXAudio2SourceVoice *iface,
 261         const XAUDIO2_FILTER_PARAMETERS *pParameters, UINT32 OperationSet)
 262 {
 263     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 264     TRACE("%p, %p, 0x%x\n", This, pParameters, OperationSet);
 265     return S_OK;
 266 }
 267
 268 static void WINAPI XA2SRC_GetFilterParameters(IXAudio2SourceVoice *iface,
 269         XAUDIO2_FILTER_PARAMETERS *pParameters)
 270 {
 271     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 272     TRACE("%p, %p\n", This, pParameters);
 273 }
 274
 275 static HRESULT WINAPI XA2SRC_SetOutputFilterParameters(IXAudio2SourceVoice *iface,
 276         IXAudio2Voice *pDestinationVoice,
 277         const XAUDIO2_FILTER_PARAMETERS *pParameters, UINT32 OperationSet)
 278 {
 279     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 280     TRACE("%p, %p, %p, 0x%x\n", This, pDestinationVoice, pParameters, OperationSet);
 281     return S_OK;
 282 }
 283
 284 static void WINAPI XA2SRC_GetOutputFilterParameters(IXAudio2SourceVoice *iface,
 285         IXAudio2Voice *pDestinationVoice,
 286         XAUDIO2_FILTER_PARAMETERS *pParameters)
 287 {
 288     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 289     TRACE("%p, %p, %p\n", This, pDestinationVoice, pParameters);
 290 }
 291
 292 static HRESULT WINAPI XA2SRC_SetVolume(IXAudio2SourceVoice *iface, float Volume,
 293         UINT32 OperationSet)
 294 {
 295     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 296     ALfloat al_gain;
 297
 298     TRACE("%p, %f, 0x%x\n", This, Volume, OperationSet);
 299
 300     al_gain = Volume;
 301
 302     alSourcef(This->al_src, AL_GAIN, al_gain);
 303
 304     return S_OK;
 305 }
 306
 307 static void WINAPI XA2SRC_GetVolume(IXAudio2SourceVoice *iface, float *pVolume)
 308 {
 309     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 310     TRACE("%p, %p\n", This, pVolume);
 311 }
 312
 313 static HRESULT WINAPI XA2SRC_SetChannelVolumes(IXAudio2SourceVoice *iface,
 314         UINT32 Channels, const float *pVolumes, UINT32 OperationSet)
 315 {
 316     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 317     TRACE("%p, %u, %p, 0x%x\n", This, Channels, pVolumes, OperationSet);
 318     return S_OK;
 319 }
 320
 321 static void WINAPI XA2SRC_GetChannelVolumes(IXAudio2SourceVoice *iface,
 322         UINT32 Channels, float *pVolumes)
 323 {
 324     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 325     TRACE("%p, %u, %p\n", This, Channels, pVolumes);
 326 }
 327
 328 static HRESULT WINAPI XA2SRC_SetOutputMatrix(IXAudio2SourceVoice *iface,
 329         IXAudio2Voice *pDestinationVoice, UINT32 SourceChannels,
 330         UINT32 DestinationChannels, const float *pLevelMatrix,
 331         UINT32 OperationSet)
 332 {
 333     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 334     TRACE("%p, %p, %u, %u, %p, 0x%x\n", This, pDestinationVoice,
 335             SourceChannels, DestinationChannels, pLevelMatrix, OperationSet);
 336     return S_OK;
 337 }
 338
 339 static void WINAPI XA2SRC_GetOutputMatrix(IXAudio2SourceVoice *iface,
 340         IXAudio2Voice *pDestinationVoice, UINT32 SourceChannels,
 341         UINT32 DestinationChannels, float *pLevelMatrix)
 342 {
 343     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 344     TRACE("%p, %p, %u, %u, %p\n", This, pDestinationVoice,
 345             SourceChannels, DestinationChannels, pLevelMatrix);
 346 }
 347
 348 static void WINAPI XA2SRC_DestroyVoice(IXAudio2SourceVoice *iface)
 349 {
 350     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 351     ALint processed;
 352
 353     TRACE("%p\n", This);
 354
 355     EnterCriticalSection(&This->lock);
 356
 357     if(!This->in_use){
 358         LeaveCriticalSection(&This->lock);
 359         return;
 360     }
 361
 362     This->in_use = FALSE;
 363
 364     This->running = FALSE;
 365
 366     IXAudio2SourceVoice_Stop(iface, 0, 0);
 367
 368     alSourceStop(This->al_src);
 369
 370     /* unqueue all buffers */
 371     alSourcei(This->al_src, AL_BUFFER, AL_NONE);
 372
 373     alGetSourcei(This->al_src, AL_BUFFERS_PROCESSED, &processed);
 374
 375     if(processed > 0){
 376         ALuint al_buffers[XAUDIO2_MAX_QUEUED_BUFFERS];
 377
 378         alSourceUnqueueBuffers(This->al_src, processed, al_buffers);
 379     }
 380
 381     HeapFree(GetProcessHeap(), 0, This->fmt);
 382
 383     alDeleteBuffers(XAUDIO2_MAX_QUEUED_BUFFERS, This->al_bufs);
 384     alDeleteSources(1, &This->al_src);
 385
 386     This->in_al_bytes = 0;
 387     This->al_bufs_used = 0;
 388     This->played_frames = 0;
 389     This->nbufs = 0;
 390     This->first_buf = 0;
 391     This->cur_buf = 0;
 392
 393     LeaveCriticalSection(&This->lock);
 394 }
 395
 396 static HRESULT WINAPI XA2SRC_Start(IXAudio2SourceVoice *iface, UINT32 Flags,
 397         UINT32 OperationSet)
 398 {
 399     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 400
 401     TRACE("%p, 0x%x, 0x%x\n", This, Flags, OperationSet);
 402
 403     EnterCriticalSection(&This->lock);
 404
 405     This->running = TRUE;
 406
 407     LeaveCriticalSection(&This->lock);
 408
 409     return S_OK;
 410 }
 411
 412 static HRESULT WINAPI XA2SRC_Stop(IXAudio2SourceVoice *iface, UINT32 Flags,
 413         UINT32 OperationSet)
 414 {
 415     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 416
 417     TRACE("%p, 0x%x, 0x%x\n", This, Flags, OperationSet);
 418
 419     EnterCriticalSection(&This->lock);
 420
 421     This->running = FALSE;
 422
 423     LeaveCriticalSection(&This->lock);
 424
 425     return S_OK;
 426 }
 427
 428 static ALenum get_al_format(const WAVEFORMATEX *fmt)
 429 {
 430     WAVEFORMATEXTENSIBLE *fmtex = (WAVEFORMATEXTENSIBLE*)fmt;
 431     if(fmt->wFormatTag == WAVE_FORMAT_PCM ||
 432             (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 433              IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))){
 434         switch(fmt->wBitsPerSample){
 435         case 8:
 436             switch(fmt->nChannels){
 437             case 1:
 438                 return AL_FORMAT_MONO8;
 439             case 2:
 440                 return AL_FORMAT_STEREO8;
 441             case 4:
 442                 return AL_FORMAT_QUAD8;
 443             case 6:
 444                 return AL_FORMAT_51CHN8;
 445             case 7:
 446                 return AL_FORMAT_61CHN8;
 447             case 8:
 448                 return AL_FORMAT_71CHN8;
 449             }
 450             break;
 451         case 16:
 452             switch(fmt->nChannels){
 453             case 1:
 454                 return AL_FORMAT_MONO16;
 455             case 2:
 456                 return AL_FORMAT_STEREO16;
 457             case 4:
 458                 return AL_FORMAT_QUAD16;
 459             case 6:
 460                 return AL_FORMAT_51CHN16;
 461             case 7:
 462                 return AL_FORMAT_61CHN16;
 463             case 8:
 464                 return AL_FORMAT_71CHN16;
 465             }
 466             break;
 467         }
 468     }else if(fmt->wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
 469             (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
 470              IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){
 471         if(fmt->wBitsPerSample == 32){
 472             switch(fmt->nChannels){
 473             case 1:
 474                 return AL_FORMAT_MONO_FLOAT32;
 475             case 2:
 476                 return AL_FORMAT_STEREO_FLOAT32;
 477             }
 478         }
 479     }
 480     return 0;
 481 }
 482
 483 static HRESULT WINAPI XA2SRC_SubmitSourceBuffer(IXAudio2SourceVoice *iface,
 484         const XAUDIO2_BUFFER *pBuffer, const XAUDIO2_BUFFER_WMA *pBufferWMA)
 485 {
 486     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 487     XA2Buffer *buf;
 488     UINT32 buf_idx;
 489
 490     TRACE("%p, %p, %p\n", This, pBuffer, pBufferWMA);
 491
 492     if(TRACE_ON(xaudio2)){
 493         TRACE("Flags: 0x%x\n", pBuffer->Flags);
 494         TRACE("AudioBytes: %u\n", pBuffer->AudioBytes);
 495         TRACE("pAudioData: %p\n", pBuffer->pAudioData);
 496         TRACE("PlayBegin: %u\n", pBuffer->PlayBegin);
 497         TRACE("PlayLength: %u\n", pBuffer->PlayLength);
 498         TRACE("LoopBegin: %u\n", pBuffer->LoopBegin);
 499         TRACE("LoopLength: %u\n", pBuffer->LoopLength);
 500         TRACE("LoopCount: %u\n", pBuffer->LoopCount);
 501         TRACE("pContext: %p\n", pBuffer->pContext);
 502     }
 503
 504     EnterCriticalSection(&This->lock);
 505
 506     if(This->nbufs >= XAUDIO2_MAX_QUEUED_BUFFERS){
 507         TRACE("Too many buffers queued!\n");
 508         LeaveCriticalSection(&This->lock);
 509         return COMPAT_E_INVALID_CALL(This->xa2->version);
 510     }
 511
 512     buf_idx = (This->first_buf + This->nbufs) % XAUDIO2_MAX_QUEUED_BUFFERS;
 513     buf = &This->buffers[buf_idx];
 514     memset(buf, 0, sizeof(*buf));
 515
 516     /* API contract: pAudioData must remain valid until this buffer is played,
 517      * but pBuffer itself may be reused immediately */
 518     memcpy(&buf->xa2buffer, pBuffer, sizeof(*pBuffer));
 519
 520     if(This->xa2->version == 20){
 521         if(buf->xa2buffer.LoopCount == XAUDIO20_LOOP_INFINITE)
 522             buf->xa2buffer.LoopCount = XAUDIO2_LOOP_INFINITE;
 523     }
 524
 525     /* convert samples offsets to bytes */
 526     if(This->fmt->wFormatTag == WAVE_FORMAT_ADPCM){
 527         /* ADPCM gives us a number of samples per block, so round down to
 528          * nearest block and convert to bytes */
 529         buf->xa2buffer.PlayBegin = buf->xa2buffer.PlayBegin / ((ADPCMWAVEFORMAT*)This->fmt)->wSamplesPerBlock * This->fmt->nBlockAlign;
 530         buf->xa2buffer.PlayLength = buf->xa2buffer.PlayLength / ((ADPCMWAVEFORMAT*)This->fmt)->wSamplesPerBlock * This->fmt->nBlockAlign;
 531         buf->xa2buffer.LoopBegin = buf->xa2buffer.LoopBegin / ((ADPCMWAVEFORMAT*)This->fmt)->wSamplesPerBlock * This->fmt->nBlockAlign;
 532         buf->xa2buffer.LoopLength = buf->xa2buffer.LoopLength / ((ADPCMWAVEFORMAT*)This->fmt)->wSamplesPerBlock * This->fmt->nBlockAlign;
 533     }else{
 534         buf->xa2buffer.PlayBegin *= This->fmt->nBlockAlign;
 535         buf->xa2buffer.PlayLength *= This->fmt->nBlockAlign;
 536         buf->xa2buffer.LoopBegin *= This->fmt->nBlockAlign;
 537         buf->xa2buffer.LoopLength *= This->fmt->nBlockAlign;
 538     }
 539
 540     if(buf->xa2buffer.PlayLength == 0)
 541         /* set to end of buffer */
 542         buf->xa2buffer.PlayLength = buf->xa2buffer.AudioBytes - buf->xa2buffer.PlayBegin;
 543
 544     buf->play_end_bytes = buf->xa2buffer.PlayBegin + buf->xa2buffer.PlayLength;
 545
 546     if(buf->xa2buffer.LoopCount){
 547         if(buf->xa2buffer.LoopLength == 0)
 548             /* set to end of play range */
 549             buf->xa2buffer.LoopLength = buf->play_end_bytes - buf->xa2buffer.LoopBegin;
 550
 551         if(buf->xa2buffer.LoopBegin >= buf->play_end_bytes){
 552             /* this actually crashes on native xaudio 2.7 */
 553             LeaveCriticalSection(&This->lock);
 554             return COMPAT_E_INVALID_CALL(This->xa2->version);
 555         }
 556
 557         buf->loop_end_bytes = buf->xa2buffer.LoopBegin + buf->xa2buffer.LoopLength;
 558
 559         /* xaudio 2.7 allows some invalid looping setups, but later versions
 560          * return an error */
 561         if(This->xa2->version > 27){
 562             if(buf->loop_end_bytes > buf->play_end_bytes){
 563                 LeaveCriticalSection(&This->lock);
 564                 return COMPAT_E_INVALID_CALL(This->xa2->version);
 565             }
 566
 567             if(buf->loop_end_bytes <= buf->xa2buffer.PlayBegin){
 568                 LeaveCriticalSection(&This->lock);
 569                 return COMPAT_E_INVALID_CALL(This->xa2->version);
 570             }
 571         }else{
 572             if(buf->loop_end_bytes <= buf->xa2buffer.PlayBegin){
 573                 buf->xa2buffer.LoopCount = 0;
 574                 buf->loop_end_bytes = buf->play_end_bytes;
 575             }
 576         }
 577     }else{
 578         buf->xa2buffer.LoopLength = buf->xa2buffer.PlayLength;
 579         buf->xa2buffer.LoopBegin = buf->xa2buffer.PlayBegin;
 580         buf->loop_end_bytes = buf->play_end_bytes;
 581     }
 582
 583     buf->offs_bytes = buf->xa2buffer.PlayBegin;
 584     buf->cur_end_bytes = buf->loop_end_bytes;
 585
 586     buf->latest_al_buf = -1;
 587
 588     ++This->nbufs;
 589
 590     TRACE("%p: queued buffer %u (%u bytes), now %u buffers held\n",
 591             This, buf_idx, buf->xa2buffer.AudioBytes, This->nbufs);
 592
 593     LeaveCriticalSection(&This->lock);
 594
 595     return S_OK;
 596 }
 597
 598 static HRESULT WINAPI XA2SRC_FlushSourceBuffers(IXAudio2SourceVoice *iface)
 599 {
 600     UINT i, first, last, to_flush;
 601     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 602
 603     TRACE("%p\n", This);
 604
 605     EnterCriticalSection(&This->lock);
 606
 607     if(This->running && This->nbufs > 0){
 608         /* when running, flush only completely unused buffers; the rest remain
 609          * in queue */
 610         last = (This->first_buf + This->nbufs) % XAUDIO2_MAX_QUEUED_BUFFERS;
 611         first = (This->cur_buf + 1) % XAUDIO2_MAX_QUEUED_BUFFERS;
 612         if(This->cur_buf == last)
 613             /* nothing to do */
 614             to_flush = 0;
 615         else if(last >= first)
 616             to_flush = last - first;
 617         else
 618             to_flush = last + XAUDIO2_MAX_QUEUED_BUFFERS - first;
 619     }else{
 620         /* when stopped, flush all buffers */
 621         first = This->first_buf;
 622         last = (This->first_buf + This->nbufs) % XAUDIO2_MAX_QUEUED_BUFFERS;
 623         to_flush = This->nbufs;
 624     }
 625
 626
 627     for(i = first;
 628             i < (first + to_flush) % XAUDIO2_MAX_QUEUED_BUFFERS;
 629             i = (i + 1) % XAUDIO2_MAX_QUEUED_BUFFERS){
 630         if(This->cb)
 631             IXAudio2VoiceCallback_OnBufferEnd(This->cb,
 632                     This->buffers[i].xa2buffer.pContext);
 633     }
 634
 635     This->nbufs -= to_flush;
 636     This->cur_buf = (This->first_buf + This->nbufs) % XAUDIO2_MAX_QUEUED_BUFFERS;
 637
 638     LeaveCriticalSection(&This->lock);
 639
 640     return S_OK;
 641 }
 642
 643 static HRESULT WINAPI XA2SRC_Discontinuity(IXAudio2SourceVoice *iface)
 644 {
 645     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 646
 647     TRACE("%p\n", This);
 648
 649     EnterCriticalSection(&This->lock);
 650
 651     if(This->nbufs > 0){
 652         DWORD last = (This->first_buf + This->nbufs - 1) % XAUDIO2_MAX_QUEUED_BUFFERS;
 653         This->buffers[last].xa2buffer.Flags |= XAUDIO2_END_OF_STREAM;
 654     }
 655
 656     LeaveCriticalSection(&This->lock);
 657
 658     return S_OK;
 659 }
 660
 661 static HRESULT WINAPI XA2SRC_ExitLoop(IXAudio2SourceVoice *iface, UINT32 OperationSet)
 662 {
 663     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 664
 665     TRACE("%p, 0x%x\n", This, OperationSet);
 666
 667     EnterCriticalSection(&This->lock);
 668
 669     This->buffers[This->cur_buf].looped = XAUDIO2_LOOP_INFINITE;
 670
 671     LeaveCriticalSection(&This->lock);
 672
 673     return S_OK;
 674 }
 675
 676 static void WINAPI XA2SRC_GetState(IXAudio2SourceVoice *iface,
 677         XAUDIO2_VOICE_STATE *pVoiceState, UINT32 Flags)
 678 {
 679     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 680
 681     TRACE("%p, %p, 0x%x\n", This, pVoiceState, Flags);
 682
 683     EnterCriticalSection(&This->lock);
 684
 685     if(!(Flags & XAUDIO2_VOICE_NOSAMPLESPLAYED))
 686         pVoiceState->SamplesPlayed = This->played_frames;
 687     else
 688         pVoiceState->SamplesPlayed = 0;
 689
 690     if(This->nbufs)
 691         pVoiceState->pCurrentBufferContext = This->buffers[This->first_buf].xa2buffer.pContext;
 692     else
 693         pVoiceState->pCurrentBufferContext = NULL;
 694
 695     pVoiceState->BuffersQueued = This->nbufs;
 696
 697     LeaveCriticalSection(&This->lock);
 698
 699     TRACE("returning %s, queued: %u\n", wine_dbgstr_longlong(pVoiceState->SamplesPlayed), This->nbufs);
 700 }
 701
 702 static HRESULT WINAPI XA2SRC_SetFrequencyRatio(IXAudio2SourceVoice *iface,
 703         float Ratio, UINT32 OperationSet)
 704 {
 705     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 706     ALfloat r;
 707
 708     TRACE("%p, %f, 0x%x\n", This, Ratio, OperationSet);
 709
 710     if(Ratio < XAUDIO2_MIN_FREQ_RATIO)
 711         r = XAUDIO2_MIN_FREQ_RATIO;
 712     else if (Ratio > XAUDIO2_MAX_FREQ_RATIO)
 713         r = XAUDIO2_MAX_FREQ_RATIO;
 714     else
 715         r = Ratio;
 716
 717     alSourcef(This->al_src, AL_PITCH, r);
 718
 719     return S_OK;
 720 }
 721
 722 static void WINAPI XA2SRC_GetFrequencyRatio(IXAudio2SourceVoice *iface, float *pRatio)
 723 {
 724     ALfloat ratio;
 725     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 726
 727     TRACE("%p, %p\n", This, pRatio);
 728
 729     alGetSourcef(This->al_src, AL_PITCH, &ratio);
 730
 731     *pRatio = ratio;
 732 }
 733
 734 static HRESULT WINAPI XA2SRC_SetSourceSampleRate(
 735     IXAudio2SourceVoice *iface,
 736     UINT32 NewSourceSampleRate)
 737 {
 738     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
 739
 740     TRACE("%p, %u\n", This, NewSourceSampleRate);
 741
 742     EnterCriticalSection(&This->lock);
 743
 744     if(This->nbufs){
 745         LeaveCriticalSection(&This->lock);
 746         return COMPAT_E_INVALID_CALL(This->xa2->version);
 747     }
 748
 749     This->fmt->nSamplesPerSec = NewSourceSampleRate;
 750
 751     LeaveCriticalSection(&This->lock);
 752
 753     return S_OK;
 754 }
 755
 756 static const IXAudio2SourceVoiceVtbl XAudio2SourceVoice_Vtbl = {
 757     XA2SRC_GetVoiceDetails,
 758     XA2SRC_SetOutputVoices,
 759     XA2SRC_SetEffectChain,
 760     XA2SRC_EnableEffect,
 761     XA2SRC_DisableEffect,
 762     XA2SRC_GetEffectState,
 763     XA2SRC_SetEffectParameters,
 764     XA2SRC_GetEffectParameters,
 765     XA2SRC_SetFilterParameters,
 766     XA2SRC_GetFilterParameters,
 767     XA2SRC_SetOutputFilterParameters,
 768     XA2SRC_GetOutputFilterParameters,
 769     XA2SRC_SetVolume,
 770     XA2SRC_GetVolume,
 771     XA2SRC_SetChannelVolumes,
 772     XA2SRC_GetChannelVolumes,
 773     XA2SRC_SetOutputMatrix,
 774     XA2SRC_GetOutputMatrix,
 775     XA2SRC_DestroyVoice,
 776     XA2SRC_Start,
 777     XA2SRC_Stop,
 778     XA2SRC_SubmitSourceBuffer,
 779     XA2SRC_FlushSourceBuffers,
 780     XA2SRC_Discontinuity,
 781     XA2SRC_ExitLoop,
 782     XA2SRC_GetState,
 783     XA2SRC_SetFrequencyRatio,
 784     XA2SRC_GetFrequencyRatio,
 785     XA2SRC_SetSourceSampleRate
 786 };
 787
 788 static void WINAPI XA2M_GetVoiceDetails(IXAudio2MasteringVoice *iface,
 789         XAUDIO2_VOICE_DETAILS *pVoiceDetails)
 790 {
 791     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 792     TRACE("%p, %p\n", This, pVoiceDetails);
 793     pVoiceDetails->CreationFlags = 0;
 794     pVoiceDetails->InputChannels = This->fmt.Format.nChannels;
 795     pVoiceDetails->InputSampleRate = This->fmt.Format.nSamplesPerSec;
 796 }
 797
 798 static HRESULT WINAPI XA2M_SetOutputVoices(IXAudio2MasteringVoice *iface,
 799         const XAUDIO2_VOICE_SENDS *pSendList)
 800 {
 801     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 802     TRACE("%p, %p\n", This, pSendList);
 803     return S_OK;
 804 }
 805
 806 static HRESULT WINAPI XA2M_SetEffectChain(IXAudio2MasteringVoice *iface,
 807         const XAUDIO2_EFFECT_CHAIN *pEffectChain)
 808 {
 809     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 810     TRACE("%p, %p\n", This, pEffectChain);
 811     return S_OK;
 812 }
 813
 814 static HRESULT WINAPI XA2M_EnableEffect(IXAudio2MasteringVoice *iface, UINT32 EffectIndex,
 815         UINT32 OperationSet)
 816 {
 817     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 818     TRACE("%p, %u, 0x%x\n", This, EffectIndex, OperationSet);
 819     return S_OK;
 820 }
 821
 822 static HRESULT WINAPI XA2M_DisableEffect(IXAudio2MasteringVoice *iface, UINT32 EffectIndex,
 823         UINT32 OperationSet)
 824 {
 825     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 826     TRACE("%p, %u, 0x%x\n", This, EffectIndex, OperationSet);
 827     return S_OK;
 828 }
 829
 830 static void WINAPI XA2M_GetEffectState(IXAudio2MasteringVoice *iface, UINT32 EffectIndex,
 831         BOOL *pEnabled)
 832 {
 833     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 834     TRACE("%p, %u, %p\n", This, EffectIndex, pEnabled);
 835 }
 836
 837 static HRESULT WINAPI XA2M_SetEffectParameters(IXAudio2MasteringVoice *iface,
 838         UINT32 EffectIndex, const void *pParameters, UINT32 ParametersByteSize,
 839         UINT32 OperationSet)
 840 {
 841     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 842     TRACE("%p, %u, %p, 0x%x, 0x%x\n", This, EffectIndex, pParameters,
 843             ParametersByteSize, OperationSet);
 844     return S_OK;
 845 }
 846
 847 static HRESULT WINAPI XA2M_GetEffectParameters(IXAudio2MasteringVoice *iface,
 848         UINT32 EffectIndex, void *pParameters, UINT32 ParametersByteSize)
 849 {
 850     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 851     TRACE("%p, %u, %p, 0x%x\n", This, EffectIndex, pParameters,
 852             ParametersByteSize);
 853     return S_OK;
 854 }
 855
 856 static HRESULT WINAPI XA2M_SetFilterParameters(IXAudio2MasteringVoice *iface,
 857         const XAUDIO2_FILTER_PARAMETERS *pParameters, UINT32 OperationSet)
 858 {
 859     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 860     TRACE("%p, %p, 0x%x\n", This, pParameters, OperationSet);
 861     return S_OK;
 862 }
 863
 864 static void WINAPI XA2M_GetFilterParameters(IXAudio2MasteringVoice *iface,
 865         XAUDIO2_FILTER_PARAMETERS *pParameters)
 866 {
 867     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 868     TRACE("%p, %p\n", This, pParameters);
 869 }
 870
 871 static HRESULT WINAPI XA2M_SetOutputFilterParameters(IXAudio2MasteringVoice *iface,
 872         IXAudio2Voice *pDestinationVoice,
 873         const XAUDIO2_FILTER_PARAMETERS *pParameters, UINT32 OperationSet)
 874 {
 875     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 876     TRACE("%p, %p, %p, 0x%x\n", This, pDestinationVoice, pParameters, OperationSet);
 877     return S_OK;
 878 }
 879
 880 static void WINAPI XA2M_GetOutputFilterParameters(IXAudio2MasteringVoice *iface,
 881         IXAudio2Voice *pDestinationVoice,
 882         XAUDIO2_FILTER_PARAMETERS *pParameters)
 883 {
 884     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 885     TRACE("%p, %p, %p\n", This, pDestinationVoice, pParameters);
 886 }
 887
 888 static HRESULT WINAPI XA2M_SetVolume(IXAudio2MasteringVoice *iface, float Volume,
 889         UINT32 OperationSet)
 890 {
 891     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 892     TRACE("%p, %f, 0x%x\n", This, Volume, OperationSet);
 893     return S_OK;
 894 }
 895
 896 static void WINAPI XA2M_GetVolume(IXAudio2MasteringVoice *iface, float *pVolume)
 897 {
 898     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 899     TRACE("%p, %p\n", This, pVolume);
 900 }
 901
 902 static HRESULT WINAPI XA2M_SetChannelVolumes(IXAudio2MasteringVoice *iface, UINT32 Channels,
 903         const float *pVolumes, UINT32 OperationSet)
 904 {
 905     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 906     TRACE("%p, %u, %p, 0x%x\n", This, Channels, pVolumes, OperationSet);
 907     return S_OK;
 908 }
 909
 910 static void WINAPI XA2M_GetChannelVolumes(IXAudio2MasteringVoice *iface, UINT32 Channels,
 911         float *pVolumes)
 912 {
 913     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 914     TRACE("%p, %u, %p\n", This, Channels, pVolumes);
 915 }
 916
 917 static HRESULT WINAPI XA2M_SetOutputMatrix(IXAudio2MasteringVoice *iface,
 918         IXAudio2Voice *pDestinationVoice, UINT32 SourceChannels,
 919         UINT32 DestinationChannels, const float *pLevelMatrix,
 920         UINT32 OperationSet)
 921 {
 922     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 923     TRACE("%p, %p, %u, %u, %p, 0x%x\n", This, pDestinationVoice,
 924             SourceChannels, DestinationChannels, pLevelMatrix, OperationSet);
 925     return S_OK;
 926 }
 927
 928 static void WINAPI XA2M_GetOutputMatrix(IXAudio2MasteringVoice *iface,
 929         IXAudio2Voice *pDestinationVoice, UINT32 SourceChannels,
 930         UINT32 DestinationChannels, float *pLevelMatrix)
 931 {
 932     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 933     TRACE("%p, %p, %u, %u, %p\n", This, pDestinationVoice,
 934             SourceChannels, DestinationChannels, pLevelMatrix);
 935 }
 936
 937 static void WINAPI XA2M_DestroyVoice(IXAudio2MasteringVoice *iface)
 938 {
 939     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 940
 941     TRACE("%p\n", This);
 942
 943     EnterCriticalSection(&This->lock);
 944
 945     if(!This->aclient){
 946         LeaveCriticalSection(&This->lock);
 947         return;
 948     }
 949
 950     This->running = FALSE;
 951
 952     IAudioRenderClient_Release(This->render);
 953     This->render = NULL;
 954
 955     IAudioClient_Release(This->aclient);
 956     This->aclient = NULL;
 957
 958     alcCloseDevice(This->al_device);
 959     This->al_device = NULL;
 960
 961     alcDestroyContext(This->al_ctx);
 962     This->al_ctx = NULL;
 963
 964     LeaveCriticalSection(&This->lock);
 965 }
 966
 967 /* not present in XAudio2 2.7 */
 968 static void WINAPI XA2M_GetChannelMask(IXAudio2MasteringVoice *iface,
 969         DWORD *pChannelMask)
 970 {
 971     IXAudio2Impl *This = impl_from_IXAudio2MasteringVoice(iface);
 972
 973     TRACE("%p %p\n", This, pChannelMask);
 974
 975     *pChannelMask = This->fmt.dwChannelMask;
 976 }
 977
 978 static const struct IXAudio2MasteringVoiceVtbl XAudio2MasteringVoice_Vtbl = {
 979     XA2M_GetVoiceDetails,
 980     XA2M_SetOutputVoices,
 981     XA2M_SetEffectChain,
 982     XA2M_EnableEffect,
 983     XA2M_DisableEffect,
 984     XA2M_GetEffectState,
 985     XA2M_SetEffectParameters,
 986     XA2M_GetEffectParameters,
 987     XA2M_SetFilterParameters,
 988     XA2M_GetFilterParameters,
 989     XA2M_SetOutputFilterParameters,
 990     XA2M_GetOutputFilterParameters,
 991     XA2M_SetVolume,
 992     XA2M_GetVolume,
 993     XA2M_SetChannelVolumes,
 994     XA2M_GetChannelVolumes,
 995     XA2M_SetOutputMatrix,
 996     XA2M_GetOutputMatrix,
 997     XA2M_DestroyVoice,
 998     XA2M_GetChannelMask
 999 };
1000
1001 static void WINAPI XA2SUB_GetVoiceDetails(IXAudio2SubmixVoice *iface,
1002         XAUDIO2_VOICE_DETAILS *pVoiceDetails)
1003 {
1004     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1005     TRACE("%p, %p\n", This, pVoiceDetails);
1006 }
1007
1008 static HRESULT WINAPI XA2SUB_SetOutputVoices(IXAudio2SubmixVoice *iface,
1009         const XAUDIO2_VOICE_SENDS *pSendList)
1010 {
1011     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1012     TRACE("%p, %p\n", This, pSendList);
1013     return S_OK;
1014 }
1015
1016 static HRESULT WINAPI XA2SUB_SetEffectChain(IXAudio2SubmixVoice *iface,
1017         const XAUDIO2_EFFECT_CHAIN *pEffectChain)
1018 {
1019     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1020     TRACE("%p, %p\n", This, pEffectChain);
1021     return S_OK;
1022 }
1023
1024 static HRESULT WINAPI XA2SUB_EnableEffect(IXAudio2SubmixVoice *iface, UINT32 EffectIndex,
1025         UINT32 OperationSet)
1026 {
1027     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1028     TRACE("%p, %u, 0x%x\n", This, EffectIndex, OperationSet);
1029     return S_OK;
1030 }
1031
1032 static HRESULT WINAPI XA2SUB_DisableEffect(IXAudio2SubmixVoice *iface, UINT32 EffectIndex,
1033         UINT32 OperationSet)
1034 {
1035     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1036     TRACE("%p, %u, 0x%x\n", This, EffectIndex, OperationSet);
1037     return S_OK;
1038 }
1039
1040 static void WINAPI XA2SUB_GetEffectState(IXAudio2SubmixVoice *iface, UINT32 EffectIndex,
1041         BOOL *pEnabled)
1042 {
1043     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1044     TRACE("%p, %u, %p\n", This, EffectIndex, pEnabled);
1045 }
1046
1047 static HRESULT WINAPI XA2SUB_SetEffectParameters(IXAudio2SubmixVoice *iface,
1048         UINT32 EffectIndex, const void *pParameters, UINT32 ParametersByteSize,
1049         UINT32 OperationSet)
1050 {
1051     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1052     TRACE("%p, %u, %p, 0x%x, 0x%x\n", This, EffectIndex, pParameters,
1053             ParametersByteSize, OperationSet);
1054     return S_OK;
1055 }
1056
1057 static HRESULT WINAPI XA2SUB_GetEffectParameters(IXAudio2SubmixVoice *iface,
1058         UINT32 EffectIndex, void *pParameters, UINT32 ParametersByteSize)
1059 {
1060     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1061     TRACE("%p, %u, %p, 0x%x\n", This, EffectIndex, pParameters,
1062             ParametersByteSize);
1063     return S_OK;
1064 }
1065
1066 static HRESULT WINAPI XA2SUB_SetFilterParameters(IXAudio2SubmixVoice *iface,
1067         const XAUDIO2_FILTER_PARAMETERS *pParameters, UINT32 OperationSet)
1068 {
1069     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1070     TRACE("%p, %p, 0x%x\n", This, pParameters, OperationSet);
1071     return S_OK;
1072 }
1073
1074 static void WINAPI XA2SUB_GetFilterParameters(IXAudio2SubmixVoice *iface,
1075         XAUDIO2_FILTER_PARAMETERS *pParameters)
1076 {
1077     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1078     TRACE("%p, %p\n", This, pParameters);
1079 }
1080
1081 static HRESULT WINAPI XA2SUB_SetOutputFilterParameters(IXAudio2SubmixVoice *iface,
1082         IXAudio2Voice *pDestinationVoice,
1083         const XAUDIO2_FILTER_PARAMETERS *pParameters, UINT32 OperationSet)
1084 {
1085     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1086     TRACE("%p, %p, %p, 0x%x\n", This, pDestinationVoice, pParameters, OperationSet);
1087     return S_OK;
1088 }
1089
1090 static void WINAPI XA2SUB_GetOutputFilterParameters(IXAudio2SubmixVoice *iface,
1091         IXAudio2Voice *pDestinationVoice,
1092         XAUDIO2_FILTER_PARAMETERS *pParameters)
1093 {
1094     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1095     TRACE("%p, %p, %p\n", This, pDestinationVoice, pParameters);
1096 }
1097
1098 static HRESULT WINAPI XA2SUB_SetVolume(IXAudio2SubmixVoice *iface, float Volume,
1099         UINT32 OperationSet)
1100 {
1101     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1102     TRACE("%p, %f, 0x%x\n", This, Volume, OperationSet);
1103     return S_OK;
1104 }
1105
1106 static void WINAPI XA2SUB_GetVolume(IXAudio2SubmixVoice *iface, float *pVolume)
1107 {
1108     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1109     TRACE("%p, %p\n", This, pVolume);
1110 }
1111
1112 static HRESULT WINAPI XA2SUB_SetChannelVolumes(IXAudio2SubmixVoice *iface, UINT32 Channels,
1113         const float *pVolumes, UINT32 OperationSet)
1114 {
1115     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1116     TRACE("%p, %u, %p, 0x%x\n", This, Channels, pVolumes, OperationSet);
1117     return S_OK;
1118 }
1119
1120 static void WINAPI XA2SUB_GetChannelVolumes(IXAudio2SubmixVoice *iface, UINT32 Channels,
1121         float *pVolumes)
1122 {
1123     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1124     TRACE("%p, %u, %p\n", This, Channels, pVolumes);
1125 }
1126
1127 static HRESULT WINAPI XA2SUB_SetOutputMatrix(IXAudio2SubmixVoice *iface,
1128         IXAudio2Voice *pDestinationVoice, UINT32 SourceChannels,
1129         UINT32 DestinationChannels, const float *pLevelMatrix,
1130         UINT32 OperationSet)
1131 {
1132     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1133     TRACE("%p, %p, %u, %u, %p, 0x%x\n", This, pDestinationVoice,
1134             SourceChannels, DestinationChannels, pLevelMatrix, OperationSet);
1135     return S_OK;
1136 }
1137
1138 static void WINAPI XA2SUB_GetOutputMatrix(IXAudio2SubmixVoice *iface,
1139         IXAudio2Voice *pDestinationVoice, UINT32 SourceChannels,
1140         UINT32 DestinationChannels, float *pLevelMatrix)
1141 {
1142     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1143     TRACE("%p, %p, %u, %u, %p\n", This, pDestinationVoice,
1144             SourceChannels, DestinationChannels, pLevelMatrix);
1145 }
1146
1147 static void WINAPI XA2SUB_DestroyVoice(IXAudio2SubmixVoice *iface)
1148 {
1149     XA2SubmixImpl *This = impl_from_IXAudio2SubmixVoice(iface);
1150
1151     TRACE("%p\n", This);
1152
1153     EnterCriticalSection(&This->lock);
1154
1155     This->in_use = FALSE;
1156
1157     LeaveCriticalSection(&This->lock);
1158 }
1159
1160 static const struct IXAudio2SubmixVoiceVtbl XAudio2SubmixVoice_Vtbl = {
1161     XA2SUB_GetVoiceDetails,
1162     XA2SUB_SetOutputVoices,
1163     XA2SUB_SetEffectChain,
1164     XA2SUB_EnableEffect,
1165     XA2SUB_DisableEffect,
1166     XA2SUB_GetEffectState,
1167     XA2SUB_SetEffectParameters,
1168     XA2SUB_GetEffectParameters,
1169     XA2SUB_SetFilterParameters,
1170     XA2SUB_GetFilterParameters,
1171     XA2SUB_SetOutputFilterParameters,
1172     XA2SUB_GetOutputFilterParameters,
1173     XA2SUB_SetVolume,
1174     XA2SUB_GetVolume,
1175     XA2SUB_SetChannelVolumes,
1176     XA2SUB_GetChannelVolumes,
1177     XA2SUB_SetOutputMatrix,
1178     XA2SUB_GetOutputMatrix,
1179     XA2SUB_DestroyVoice
1180 };
1181
1182 static HRESULT WINAPI IXAudio2Impl_QueryInterface(IXAudio2 *iface, REFIID riid,
1183         void **ppvObject)
1184 {
1185     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1186
1187     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppvObject);
1188
1189     if(IsEqualGUID(riid, &IID_IUnknown) ||
1190             IsEqualGUID(riid, &IID_IXAudio2))
1191         *ppvObject = &This->IXAudio2_iface;
1192     else if(IsEqualGUID(riid, &IID_IXAudio27)){
1193         /* all xaudio versions before 28 share an IID */
1194         if(This->version == 20)
1195             *ppvObject = &This->IXAudio20_iface;
1196         else if(This->version == 21 || This->version == 22)
1197             *ppvObject = &This->IXAudio22_iface;
1198         else
1199             *ppvObject = &This->IXAudio27_iface;
1200     }else
1201         *ppvObject = NULL;
1202
1203     if(*ppvObject){
1204         IUnknown_AddRef((IUnknown*)*ppvObject);
1205         return S_OK;
1206     }
1207
1208     FIXME("(%p)->(%s,%p), not found\n", This,debugstr_guid(riid), ppvObject);
1209
1210     return E_NOINTERFACE;
1211 }
1212
1213 static ULONG WINAPI IXAudio2Impl_AddRef(IXAudio2 *iface)
1214 {
1215     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1216     ULONG ref = InterlockedIncrement(&This->ref);
1217     TRACE("(%p)->(): Refcount now %u\n", This, ref);
1218     return ref;
1219 }
1220
1221 static ULONG WINAPI IXAudio2Impl_Release(IXAudio2 *iface)
1222 {
1223     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1224     ULONG ref = InterlockedDecrement(&This->ref);
1225
1226     TRACE("(%p)->(): Refcount now %u\n", This, ref);
1227
1228     if (!ref) {
1229         int i;
1230         XA2SourceImpl *src, *src2;
1231         XA2SubmixImpl *sub, *sub2;
1232
1233         if(This->engine){
1234             This->stop_engine = TRUE;
1235             SetEvent(This->mmevt);
1236             WaitForSingleObject(This->engine, INFINITE);
1237             CloseHandle(This->engine);
1238         }
1239
1240         LIST_FOR_EACH_ENTRY_SAFE(src, src2, &This->source_voices, XA2SourceImpl, entry){
1241             HeapFree(GetProcessHeap(), 0, src->sends);
1242             IXAudio2SourceVoice_DestroyVoice(&src->IXAudio2SourceVoice_iface);
1243             DeleteCriticalSection(&src->lock);
1244             HeapFree(GetProcessHeap(), 0, src);
1245         }
1246
1247         LIST_FOR_EACH_ENTRY_SAFE(sub, sub2, &This->submix_voices, XA2SubmixImpl, entry){
1248             IXAudio2SubmixVoice_DestroyVoice(&sub->IXAudio2SubmixVoice_iface);
1249             DeleteCriticalSection(&sub->lock);
1250             HeapFree(GetProcessHeap(), 0, sub);
1251         }
1252
1253         IXAudio2MasteringVoice_DestroyVoice(&This->IXAudio2MasteringVoice_iface);
1254
1255         if(This->devenum)
1256             IMMDeviceEnumerator_Release(This->devenum);
1257         for(i = 0; i < This->ndevs; ++i)
1258             CoTaskMemFree(This->devids[i]);
1259         HeapFree(GetProcessHeap(), 0, This->devids);
1260         HeapFree(GetProcessHeap(), 0, This->cbs);
1261
1262         CloseHandle(This->mmevt);
1263
1264         DeleteCriticalSection(&This->lock);
1265
1266         HeapFree(GetProcessHeap(), 0, This);
1267     }
1268     return ref;
1269 }
1270
1271 static HRESULT WINAPI IXAudio2Impl_RegisterForCallbacks(IXAudio2 *iface,
1272         IXAudio2EngineCallback *pCallback)
1273 {
1274     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1275     int i;
1276
1277     TRACE("(%p)->(%p)\n", This, pCallback);
1278
1279     EnterCriticalSection(&This->lock);
1280
1281     for(i = 0; i < This->ncbs; ++i){
1282         if(!This->cbs[i] || This->cbs[i] == pCallback){
1283             This->cbs[i] = pCallback;
1284             LeaveCriticalSection(&This->lock);
1285             return S_OK;
1286         }
1287     }
1288
1289     This->ncbs *= 2;
1290     This->cbs = HeapReAlloc(GetProcessHeap(), 0, This->cbs, This->ncbs * sizeof(*This->cbs));
1291
1292     This->cbs[i] = pCallback;
1293
1294     LeaveCriticalSection(&This->lock);
1295
1296     return S_OK;
1297 }
1298
1299 static void WINAPI IXAudio2Impl_UnregisterForCallbacks(IXAudio2 *iface,
1300         IXAudio2EngineCallback *pCallback)
1301 {
1302     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1303     int i;
1304
1305     TRACE("(%p)->(%p)\n", This, pCallback);
1306
1307     EnterCriticalSection(&This->lock);
1308
1309     for(i = 0; i < This->ncbs; ++i){
1310         if(This->cbs[i] == pCallback)
1311             break;
1312     }
1313
1314     for(; i < This->ncbs - 1 && This->cbs[i + 1]; ++i)
1315         This->cbs[i] = This->cbs[i + 1];
1316
1317     if(i < This->ncbs)
1318         This->cbs[i] = NULL;
1319
1320     LeaveCriticalSection(&This->lock);
1321 }
1322
1323 static WAVEFORMATEX *copy_waveformat(const WAVEFORMATEX *wfex)
1324 {
1325     WAVEFORMATEX *pwfx;
1326
1327     if(wfex->wFormatTag == WAVE_FORMAT_PCM){
1328         pwfx = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEFORMATEX));
1329         CopyMemory(pwfx, wfex, sizeof(PCMWAVEFORMAT));
1330         pwfx->cbSize = 0;
1331     }else{
1332         pwfx = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEFORMATEX) + wfex->cbSize);
1333         CopyMemory(pwfx, wfex, sizeof(WAVEFORMATEX) + wfex->cbSize);
1334     }
1335
1336     return pwfx;
1337 }
1338
1339 static HRESULT WINAPI IXAudio2Impl_CreateSourceVoice(IXAudio2 *iface,
1340         IXAudio2SourceVoice **ppSourceVoice, const WAVEFORMATEX *pSourceFormat,
1341         UINT32 flags, float maxFrequencyRatio,
1342         IXAudio2VoiceCallback *pCallback, const XAUDIO2_VOICE_SENDS *pSendList,
1343         const XAUDIO2_EFFECT_CHAIN *pEffectChain)
1344 {
1345     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1346     XA2SourceImpl *src;
1347     HRESULT hr;
1348
1349     TRACE("(%p)->(%p, %p, 0x%x, %f, %p, %p, %p)\n", This, ppSourceVoice,
1350             pSourceFormat, flags, maxFrequencyRatio, pCallback, pSendList,
1351             pEffectChain);
1352
1353     dump_fmt(pSourceFormat);
1354
1355     EnterCriticalSection(&This->lock);
1356
1357     LIST_FOR_EACH_ENTRY(src, &This->source_voices, XA2SourceImpl, entry){
1358         if(!src->in_use)
1359             break;
1360     }
1361
1362     if(&src->entry == &This->source_voices){
1363         src = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*src));
1364         if(!src){
1365             LeaveCriticalSection(&This->lock);
1366             return E_OUTOFMEMORY;
1367         }
1368
1369         list_add_head(&This->source_voices, &src->entry);
1370
1371         src->IXAudio20SourceVoice_iface.lpVtbl = &XAudio20SourceVoice_Vtbl;
1372         src->IXAudio23SourceVoice_iface.lpVtbl = &XAudio23SourceVoice_Vtbl;
1373         src->IXAudio27SourceVoice_iface.lpVtbl = &XAudio27SourceVoice_Vtbl;
1374         src->IXAudio2SourceVoice_iface.lpVtbl = &XAudio2SourceVoice_Vtbl;
1375
1376         InitializeCriticalSection(&src->lock);
1377         src->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": XA2SourceImpl.lock");
1378
1379         src->xa2 = This;
1380     }
1381
1382     src->in_use = TRUE;
1383     src->running = FALSE;
1384
1385     LeaveCriticalSection(&This->lock);
1386
1387     src->cb = pCallback;
1388
1389     src->al_fmt = get_al_format(pSourceFormat);
1390     if(!src->al_fmt){
1391         src->in_use = FALSE;
1392         WARN("OpenAL can't convert this format!\n");
1393         return AUDCLNT_E_UNSUPPORTED_FORMAT;
1394     }
1395
1396     src->submit_blocksize = pSourceFormat->nBlockAlign;
1397
1398     src->fmt = copy_waveformat(pSourceFormat);
1399
1400     hr = XA2SRC_SetOutputVoices(&src->IXAudio2SourceVoice_iface, pSendList);
1401     if(FAILED(hr)){
1402         src->in_use = FALSE;
1403         return hr;
1404     }
1405
1406     alGenSources(1, &src->al_src);
1407     alGenBuffers(XAUDIO2_MAX_QUEUED_BUFFERS, src->al_bufs);
1408
1409     alSourcePlay(src->al_src);
1410
1411     if(This->version == 20)
1412         *ppSourceVoice = (IXAudio2SourceVoice*)&src->IXAudio20SourceVoice_iface;
1413     else if(This->version <= 23)
1414         *ppSourceVoice = (IXAudio2SourceVoice*)&src->IXAudio23SourceVoice_iface;
1415     else if(This->version <= 27)
1416         *ppSourceVoice = (IXAudio2SourceVoice*)&src->IXAudio27SourceVoice_iface;
1417     else
1418         *ppSourceVoice = &src->IXAudio2SourceVoice_iface;
1419
1420     TRACE("Created source voice: %p\n", src);
1421
1422     return S_OK;
1423 }
1424
1425 static HRESULT WINAPI IXAudio2Impl_CreateSubmixVoice(IXAudio2 *iface,
1426         IXAudio2SubmixVoice **ppSubmixVoice, UINT32 inputChannels,
1427         UINT32 inputSampleRate, UINT32 flags, UINT32 processingStage,
1428         const XAUDIO2_VOICE_SENDS *pSendList,
1429         const XAUDIO2_EFFECT_CHAIN *pEffectChain)
1430 {
1431     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1432     XA2SubmixImpl *sub;
1433
1434     TRACE("(%p)->(%p, %u, %u, 0x%x, %u, %p, %p)\n", This, ppSubmixVoice,
1435             inputChannels, inputSampleRate, flags, processingStage, pSendList,
1436             pEffectChain);
1437
1438     EnterCriticalSection(&This->lock);
1439
1440     LIST_FOR_EACH_ENTRY(sub, &This->submix_voices, XA2SubmixImpl, entry){
1441         if(!sub->in_use)
1442             break;
1443     }
1444
1445     if(&sub->entry == &This->submix_voices){
1446         sub = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*sub));
1447         if(!sub){
1448             LeaveCriticalSection(&This->lock);
1449             return E_OUTOFMEMORY;
1450         }
1451
1452         list_add_head(&This->submix_voices, &sub->entry);
1453
1454         sub->IXAudio20SubmixVoice_iface.lpVtbl = &XAudio20SubmixVoice_Vtbl;
1455         sub->IXAudio23SubmixVoice_iface.lpVtbl = &XAudio23SubmixVoice_Vtbl;
1456         sub->IXAudio2SubmixVoice_iface.lpVtbl = &XAudio2SubmixVoice_Vtbl;
1457
1458         InitializeCriticalSection(&sub->lock);
1459         sub->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": XA2SubmixImpl.lock");
1460     }
1461
1462     sub->in_use = TRUE;
1463
1464     LeaveCriticalSection(&This->lock);
1465
1466     if(This->version == 20)
1467         *ppSubmixVoice = (IXAudio2SubmixVoice*)&sub->IXAudio20SubmixVoice_iface;
1468     else if(This->version <= 23)
1469         *ppSubmixVoice = (IXAudio2SubmixVoice*)&sub->IXAudio23SubmixVoice_iface;
1470     else
1471         *ppSubmixVoice = &sub->IXAudio2SubmixVoice_iface;
1472
1473     TRACE("Created submix voice: %p\n", sub);
1474
1475     return S_OK;
1476 }
1477
1478 static ALenum al_get_loopback_format(const WAVEFORMATEXTENSIBLE *fmt)
1479 {
1480     if(fmt->Format.wFormatTag == WAVE_FORMAT_PCM ||
1481             (fmt->Format.wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
1482              IsEqualGUID(&fmt->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))){
1483         switch(fmt->Format.wBitsPerSample){
1484         case 8:
1485             return ALC_UNSIGNED_BYTE_SOFT;
1486         case 16:
1487             return ALC_SHORT_SOFT;
1488         case 32:
1489             return ALC_INT_SOFT;
1490         }
1491     }else if(fmt->Format.wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
1492             (fmt->Format.wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
1493              IsEqualGUID(&fmt->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){
1494         if(fmt->Format.wBitsPerSample == 32)
1495             return ALC_FLOAT_SOFT;
1496     }
1497     return 0;
1498 }
1499
1500 static HRESULT WINAPI IXAudio2Impl_CreateMasteringVoice(IXAudio2 *iface,
1501         IXAudio2MasteringVoice **ppMasteringVoice, UINT32 inputChannels,
1502         UINT32 inputSampleRate, UINT32 flags, const WCHAR *deviceId,
1503         const XAUDIO2_EFFECT_CHAIN *pEffectChain,
1504         AUDIO_STREAM_CATEGORY streamCategory)
1505 {
1506     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1507     IMMDevice *dev;
1508     HRESULT hr;
1509     WAVEFORMATEX *fmt;
1510     ALCint attrs[7];
1511     REFERENCE_TIME period, bufdur;
1512
1513     TRACE("(%p)->(%p, %u, %u, 0x%x, %s, %p, 0x%x)\n", This,
1514             ppMasteringVoice, inputChannels, inputSampleRate, flags,
1515             wine_dbgstr_w(deviceId), pEffectChain, streamCategory);
1516
1517     if(flags != 0)
1518         WARN("Unknown flags set: 0x%x\n", flags);
1519
1520     if(pEffectChain)
1521         WARN("Effect chain is unimplemented\n");
1522
1523     EnterCriticalSection(&This->lock);
1524
1525     /* there can only be one Mastering Voice, so just build it into XA2 */
1526     if(This->aclient){
1527         LeaveCriticalSection(&This->lock);
1528         return COMPAT_E_INVALID_CALL(This->version);
1529     }
1530
1531     if(!deviceId){
1532         if(This->ndevs == 0){
1533             LeaveCriticalSection(&This->lock);
1534             return ERROR_NOT_FOUND;
1535         }
1536         deviceId = This->devids[0];
1537     }
1538
1539     hr = IMMDeviceEnumerator_GetDevice(This->devenum, deviceId, &dev);
1540     if(FAILED(hr)){
1541         WARN("GetDevice failed: %08x\n", hr);
1542         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1543         goto exit;
1544     }
1545
1546     hr = IMMDevice_Activate(dev, &IID_IAudioClient,
1547             CLSCTX_INPROC_SERVER, NULL, (void**)&This->aclient);
1548     if(FAILED(hr)){
1549         WARN("Activate(IAudioClient) failed: %08x\n", hr);
1550         IMMDevice_Release(dev);
1551         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1552         goto exit;
1553     }
1554
1555     IMMDevice_Release(dev);
1556
1557     hr = IAudioClient_GetMixFormat(This->aclient, &fmt);
1558     if(FAILED(hr)){
1559         WARN("GetMixFormat failed: %08x\n", hr);
1560         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1561         goto exit;
1562     }
1563
1564     if(sizeof(WAVEFORMATEX) + fmt->cbSize > sizeof(WAVEFORMATEXTENSIBLE)){
1565         FIXME("Mix format doesn't fit into WAVEFORMATEXTENSIBLE!\n");
1566         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1567         goto exit;
1568     }
1569
1570     if(inputChannels == XAUDIO2_DEFAULT_CHANNELS)
1571         inputChannels = fmt->nChannels;
1572     if(inputSampleRate == XAUDIO2_DEFAULT_SAMPLERATE)
1573         inputSampleRate = fmt->nSamplesPerSec;
1574
1575     memcpy(&This->fmt, fmt, sizeof(WAVEFORMATEX) + fmt->cbSize);
1576     This->fmt.Format.nChannels = inputChannels;
1577     This->fmt.Format.nSamplesPerSec = inputSampleRate;
1578     This->fmt.Format.nBlockAlign = This->fmt.Format.nChannels * This->fmt.Format.wBitsPerSample / 8;
1579     This->fmt.Format.nAvgBytesPerSec = This->fmt.Format.nSamplesPerSec * This->fmt.Format.nBlockAlign;
1580     This->fmt.dwChannelMask = get_channel_mask(This->fmt.Format.nChannels);
1581
1582     CoTaskMemFree(fmt);
1583     fmt = NULL;
1584
1585     hr = IAudioClient_IsFormatSupported(This->aclient,
1586             AUDCLNT_SHAREMODE_SHARED, &This->fmt.Format, &fmt);
1587     if(hr == S_FALSE){
1588         if(sizeof(WAVEFORMATEX) + fmt->cbSize > sizeof(WAVEFORMATEXTENSIBLE)){
1589             FIXME("Mix format doesn't fit into WAVEFORMATEXTENSIBLE!\n");
1590             hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1591             goto exit;
1592         }
1593         memcpy(&This->fmt, fmt, sizeof(WAVEFORMATEX) + fmt->cbSize);
1594     }
1595
1596     CoTaskMemFree(fmt);
1597
1598     hr = IAudioClient_GetDevicePeriod(This->aclient, &period, NULL);
1599     if(FAILED(hr)){
1600         WARN("GetDevicePeriod failed: %08x\n", hr);
1601         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1602         goto exit;
1603     }
1604
1605     /* 3 periods or 0.1 seconds */
1606     bufdur = max(3 * period, 1000000);
1607
1608     hr = IAudioClient_Initialize(This->aclient, AUDCLNT_SHAREMODE_SHARED,
1609             AUDCLNT_STREAMFLAGS_EVENTCALLBACK, bufdur,
1610             0, &This->fmt.Format, NULL);
1611     if(FAILED(hr)){
1612         WARN("Initialize failed: %08x\n", hr);
1613         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1614         goto exit;
1615     }
1616
1617     This->period_frames = MulDiv(period, inputSampleRate, 10000000);
1618
1619     hr = IAudioClient_SetEventHandle(This->aclient, This->mmevt);
1620     if(FAILED(hr)){
1621         WARN("Initialize failed: %08x\n", hr);
1622         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1623         goto exit;
1624     }
1625
1626     hr = IAudioClient_GetService(This->aclient, &IID_IAudioRenderClient,
1627             (void**)&This->render);
1628     if(FAILED(hr)){
1629         WARN("GetService(IAudioRenderClient) failed: %08x\n", hr);
1630         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1631         goto exit;
1632     }
1633
1634     /* setup openal context */
1635     attrs[0] = ALC_FORMAT_CHANNELS_SOFT;
1636     switch(inputChannels){
1637     case 1:
1638         attrs[1] = ALC_MONO_SOFT;
1639         break;
1640     case 2:
1641         attrs[1] = ALC_STEREO_SOFT;
1642         break;
1643     case 4:
1644         attrs[1] = ALC_QUAD_SOFT;
1645         break;
1646     case 6:
1647         attrs[1] = ALC_5POINT1_SOFT;
1648         break;
1649     case 7:
1650         attrs[1] = ALC_6POINT1_SOFT;
1651         break;
1652     case 8:
1653         attrs[1] = ALC_7POINT1_SOFT;
1654         break;
1655     default:
1656         WARN("OpenAL doesn't support %u channels\n", inputChannels);
1657         LeaveCriticalSection(&This->lock);
1658         return AUDCLNT_E_UNSUPPORTED_FORMAT;
1659     }
1660     attrs[2] = ALC_FREQUENCY;
1661     attrs[3] = inputSampleRate;
1662     attrs[4] = ALC_FORMAT_TYPE_SOFT;
1663     attrs[5] = al_get_loopback_format(&This->fmt);
1664     attrs[6] = 0;
1665
1666     if(!attrs[5]){
1667         WARN("OpenAL can't output samples in this format\n");
1668         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1669         goto exit;
1670     }
1671
1672     This->al_device = palcLoopbackOpenDeviceSOFT(NULL);
1673     if(!This->al_device){
1674         WARN("alcLoopbackOpenDeviceSOFT failed\n");
1675         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1676         goto exit;
1677     }
1678
1679     This->al_ctx = alcCreateContext(This->al_device, attrs);
1680     if(!This->al_ctx){
1681         WARN("alcCreateContext failed\n");
1682         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1683         goto exit;
1684     }
1685
1686     if(alcMakeContextCurrent(This->al_ctx) == ALC_FALSE){
1687         WARN("alcMakeContextCurrent failed\n");
1688         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1689         goto exit;
1690     }
1691
1692     hr = IAudioClient_Start(This->aclient);
1693     if (FAILED(hr))
1694     {
1695         WARN("Start(IAudioClient) failed: %08x\n", hr);
1696         hr = COMPAT_E_DEVICE_INVALIDATED(This->version);
1697         goto exit;
1698     }
1699
1700     if(This->version <= 20)
1701         *ppMasteringVoice = (IXAudio2MasteringVoice*)&This->IXAudio20MasteringVoice_iface;
1702     else if(This->version <= 23)
1703         *ppMasteringVoice = (IXAudio2MasteringVoice*)&This->IXAudio23MasteringVoice_iface;
1704     else
1705         *ppMasteringVoice = &This->IXAudio2MasteringVoice_iface;
1706
1707 exit:
1708     if(FAILED(hr)){
1709         if(This->render){
1710             IAudioRenderClient_Release(This->render);
1711             This->render = NULL;
1712         }
1713         if(This->aclient){
1714             IAudioClient_Release(This->aclient);
1715             This->aclient = NULL;
1716         }
1717         if(This->al_ctx){
1718             alcDestroyContext(This->al_ctx);
1719             This->al_ctx = NULL;
1720         }
1721         if(This->al_device){
1722             alcCloseDevice(This->al_device);
1723             This->al_device = NULL;
1724         }
1725     }
1726
1727     LeaveCriticalSection(&This->lock);
1728
1729     return hr;
1730 }
1731
1732 static DWORD WINAPI engine_threadproc(void *arg);
1733
1734 static HRESULT WINAPI IXAudio2Impl_StartEngine(IXAudio2 *iface)
1735 {
1736     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1737
1738     TRACE("(%p)->()\n", This);
1739
1740     This->running = TRUE;
1741
1742     if(!This->engine)
1743         This->engine = CreateThread(NULL, 0, engine_threadproc, This, 0, NULL);
1744
1745     return S_OK;
1746 }
1747
1748 static void WINAPI IXAudio2Impl_StopEngine(IXAudio2 *iface)
1749 {
1750     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1751
1752     TRACE("(%p)->()\n", This);
1753
1754     This->running = FALSE;
1755 }
1756
1757 static HRESULT WINAPI IXAudio2Impl_CommitChanges(IXAudio2 *iface,
1758         UINT32 operationSet)
1759 {
1760     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1761
1762     TRACE("(%p)->(0x%x): stub!\n", This, operationSet);
1763
1764     return E_NOTIMPL;
1765 }
1766
1767 static void WINAPI IXAudio2Impl_GetPerformanceData(IXAudio2 *iface,
1768         XAUDIO2_PERFORMANCE_DATA *pPerfData)
1769 {
1770     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1771
1772     TRACE("(%p)->(%p): stub!\n", This, pPerfData);
1773
1774     memset(pPerfData, 0, sizeof(*pPerfData));
1775 }
1776
1777 static void WINAPI IXAudio2Impl_SetDebugConfiguration(IXAudio2 *iface,
1778         const XAUDIO2_DEBUG_CONFIGURATION *pDebugConfiguration,
1779         void *pReserved)
1780 {
1781     IXAudio2Impl *This = impl_from_IXAudio2(iface);
1782
1783     FIXME("(%p)->(%p, %p): stub!\n", This, pDebugConfiguration, pReserved);
1784 }
1785
1786 /* XAudio2 2.8 */
1787 static const IXAudio2Vtbl XAudio2_Vtbl =
1788 {
1789     IXAudio2Impl_QueryInterface,
1790     IXAudio2Impl_AddRef,
1791     IXAudio2Impl_Release,
1792     IXAudio2Impl_RegisterForCallbacks,
1793     IXAudio2Impl_UnregisterForCallbacks,
1794     IXAudio2Impl_CreateSourceVoice,
1795     IXAudio2Impl_CreateSubmixVoice,
1796     IXAudio2Impl_CreateMasteringVoice,
1797     IXAudio2Impl_StartEngine,
1798     IXAudio2Impl_StopEngine,
1799     IXAudio2Impl_CommitChanges,
1800     IXAudio2Impl_GetPerformanceData,
1801     IXAudio2Impl_SetDebugConfiguration
1802 };
1803
1804 struct xaudio2_cf {
1805     IClassFactory IClassFactory_iface;
1806     LONG ref;
1807     DWORD version;
1808 };
1809
1810 static struct xaudio2_cf *impl_from_IClassFactory(IClassFactory *iface)
1811 {
1812     return CONTAINING_RECORD(iface, struct xaudio2_cf, IClassFactory_iface);
1813 }
1814
1815 static HRESULT WINAPI XAudio2CF_QueryInterface(IClassFactory *iface, REFIID riid, void **ppobj)
1816 {
1817     if(IsEqualGUID(riid, &IID_IUnknown)
1818             || IsEqualGUID(riid, &IID_IClassFactory))
1819     {
1820         IClassFactory_AddRef(iface);
1821         *ppobj = iface;
1822         return S_OK;
1823     }
1824
1825     *ppobj = NULL;
1826     WARN("(%p)->(%s, %p): interface not found\n", iface, debugstr_guid(riid), ppobj);
1827     return E_NOINTERFACE;
1828 }
1829
1830 static ULONG WINAPI XAudio2CF_AddRef(IClassFactory *iface)
1831 {
1832     struct xaudio2_cf *This = impl_from_IClassFactory(iface);
1833     ULONG ref = InterlockedIncrement(&This->ref);
1834     TRACE("(%p)->(): Refcount now %u\n", This, ref);
1835     return ref;
1836 }
1837
1838 static ULONG WINAPI XAudio2CF_Release(IClassFactory *iface)
1839 {
1840     struct xaudio2_cf *This = impl_from_IClassFactory(iface);
1841     ULONG ref = InterlockedDecrement(&This->ref);
1842     TRACE("(%p)->(): Refcount now %u\n", This, ref);
1843     if (!ref)
1844         HeapFree(GetProcessHeap(), 0, This);
1845     return ref;
1846 }
1847
1848 static HRESULT initialize_mmdevices(IXAudio2Impl *This)
1849 {
1850     IMMDeviceCollection *devcoll;
1851     UINT devcount;
1852     HRESULT hr;
1853
1854     if(!This->devenum){
1855         hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL,
1856                 CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, (void**)&This->devenum);
1857         if(FAILED(hr))
1858             return hr;
1859     }
1860
1861     hr = IMMDeviceEnumerator_EnumAudioEndpoints(This->devenum, eRender,
1862             DEVICE_STATE_ACTIVE, &devcoll);
1863     if(FAILED(hr)){
1864         return hr;
1865     }
1866
1867     hr = IMMDeviceCollection_GetCount(devcoll, &devcount);
1868     if(FAILED(hr)){
1869         IMMDeviceCollection_Release(devcoll);
1870         return hr;
1871     }
1872
1873     if(devcount > 0){
1874         UINT i, count = 1;
1875         IMMDevice *dev, *def_dev;
1876
1877         /* make sure that device 0 is the default device */
1878         IMMDeviceEnumerator_GetDefaultAudioEndpoint(This->devenum, eRender, eConsole, &def_dev);
1879
1880         This->devids = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR *) * devcount);
1881
1882         for(i = 0; i < devcount; ++i){
1883             hr = IMMDeviceCollection_Item(devcoll, i, &dev);
1884             if(SUCCEEDED(hr)){
1885                 UINT idx;
1886
1887                 if(dev == def_dev)
1888                     idx = 0;
1889                 else{
1890                     idx = count;
1891                     ++count;
1892                 }
1893
1894                 hr = IMMDevice_GetId(dev, &This->devids[idx]);
1895                 if(FAILED(hr)){
1896                     WARN("GetId failed: %08x\n", hr);
1897                     HeapFree(GetProcessHeap(), 0, This->devids);
1898                     This->devids = NULL;
1899                     IMMDevice_Release(dev);
1900                     return hr;
1901                 }
1902
1903                 IMMDevice_Release(dev);
1904             }else{
1905                 WARN("Item failed: %08x\n", hr);
1906                 HeapFree(GetProcessHeap(), 0, This->devids);
1907                 This->devids = NULL;
1908                 IMMDeviceCollection_Release(devcoll);
1909                 return hr;
1910             }
1911         }
1912     }
1913
1914     IMMDeviceCollection_Release(devcoll);
1915
1916     This->ndevs = devcount;
1917
1918     return S_OK;
1919 }
1920
1921 static HRESULT WINAPI XAudio2CF_CreateInstance(IClassFactory *iface, IUnknown *pOuter,
1922                                                REFIID riid, void **ppobj)
1923 {
1924     struct xaudio2_cf *This = impl_from_IClassFactory(iface);
1925     HRESULT hr;
1926     IXAudio2Impl *object;
1927
1928     TRACE("(%p)->(%p,%s,%p)\n", This, pOuter, debugstr_guid(riid), ppobj);
1929
1930     *ppobj = NULL;
1931
1932     if(pOuter)
1933         return CLASS_E_NOAGGREGATION;
1934
1935     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1936     if(!object)
1937         return E_OUTOFMEMORY;
1938
1939     object->IXAudio20_iface.lpVtbl = &XAudio20_Vtbl;
1940     object->IXAudio22_iface.lpVtbl = &XAudio22_Vtbl;
1941     object->IXAudio27_iface.lpVtbl = &XAudio27_Vtbl;
1942     object->IXAudio2_iface.lpVtbl = &XAudio2_Vtbl;
1943     object->IXAudio20MasteringVoice_iface.lpVtbl = &XAudio20MasteringVoice_Vtbl;
1944     object->IXAudio23MasteringVoice_iface.lpVtbl = &XAudio23MasteringVoice_Vtbl;
1945     object->IXAudio2MasteringVoice_iface.lpVtbl = &XAudio2MasteringVoice_Vtbl;
1946
1947     if(IsEqualGUID(riid, &IID_IXAudio27))
1948         object->version = This->version;
1949     else /* only xaudio 2.8 has a different IID */
1950         object->version = 28;
1951
1952     list_init(&object->source_voices);
1953     list_init(&object->submix_voices);
1954
1955     object->mmevt = CreateEventW(NULL, FALSE, FALSE, NULL);
1956     InitializeCriticalSection(&object->lock);
1957     object->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": IXAudio2Impl.lock");
1958
1959     hr = IXAudio2_QueryInterface(&object->IXAudio2_iface, riid, ppobj);
1960     if(FAILED(hr)){
1961         HeapFree(GetProcessHeap(), 0, object);
1962         return hr;
1963     }
1964
1965     hr = initialize_mmdevices(object);
1966     if(FAILED(hr)){
1967         IUnknown_Release((IUnknown*)*ppobj);
1968         return hr;
1969     }
1970
1971     object->ncbs = 4;
1972     object->cbs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, object->ncbs * sizeof(*object->cbs));
1973
1974     IXAudio2_StartEngine(&object->IXAudio2_iface);
1975
1976     TRACE("Created XAudio version %u: %p\n", object->version, object);
1977
1978     return hr;
1979 }
1980
1981 static HRESULT WINAPI XAudio2CF_LockServer(IClassFactory *iface, BOOL dolock)
1982 {
1983     FIXME("(static)->(%d): stub!\n", dolock);
1984     return S_OK;
1985 }
1986
1987 static const IClassFactoryVtbl XAudio2CF_Vtbl =
1988 {
1989     XAudio2CF_QueryInterface,
1990     XAudio2CF_AddRef,
1991     XAudio2CF_Release,
1992     XAudio2CF_CreateInstance,
1993     XAudio2CF_LockServer
1994 };
1995
1996 static IClassFactory *make_xaudio2_factory(DWORD version)
1997 {
1998     struct xaudio2_cf *ret = HeapAlloc(GetProcessHeap(), 0, sizeof(struct xaudio2_cf));
1999     ret->IClassFactory_iface.lpVtbl = &XAudio2CF_Vtbl;
2000     ret->version = version;
2001     ret->ref = 0;
2002     return &ret->IClassFactory_iface;
2003 }
2004
2005 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
2006 {
2007     IClassFactory *factory = NULL;
2008
2009     TRACE("(%s, %s, %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
2010
2011     if(IsEqualGUID(rclsid, &CLSID_XAudio20)){
2012         factory = make_xaudio2_factory(20);
2013     }else if(IsEqualGUID(rclsid, &CLSID_XAudio21)){
2014         factory = make_xaudio2_factory(21);
2015     }else if(IsEqualGUID(rclsid, &CLSID_XAudio22)){
2016         factory = make_xaudio2_factory(22);
2017     }else if(IsEqualGUID(rclsid, &CLSID_XAudio23)){
2018         factory = make_xaudio2_factory(23);
2019     }else if(IsEqualGUID(rclsid, &CLSID_XAudio24)){
2020         factory = make_xaudio2_factory(24);
2021     }else if(IsEqualGUID(rclsid, &CLSID_XAudio25)){
2022         factory = make_xaudio2_factory(25);
2023     }else if(IsEqualGUID(rclsid, &CLSID_XAudio26)){
2024         factory = make_xaudio2_factory(26);
2025     }else if(IsEqualGUID(rclsid, &CLSID_XAudio27)){
2026         factory = make_xaudio2_factory(27);
2027
2028     }else if(IsEqualGUID(rclsid, &CLSID_AudioVolumeMeter20)){
2029         factory = make_xapo_factory(&CLSID_AudioVolumeMeter27, 20);
2030     }else if(IsEqualGUID(rclsid, &CLSID_AudioVolumeMeter21)){
2031         factory = make_xapo_factory(&CLSID_AudioVolumeMeter27, 21);
2032     }else if(IsEqualGUID(rclsid, &CLSID_AudioVolumeMeter22)){
2033         factory = make_xapo_factory(&CLSID_AudioVolumeMeter27, 22);
2034     }else if(IsEqualGUID(rclsid, &CLSID_AudioVolumeMeter23)){
2035         factory = make_xapo_factory(&CLSID_AudioVolumeMeter27, 23);
2036     }else if(IsEqualGUID(rclsid, &CLSID_AudioVolumeMeter24)){
2037         factory = make_xapo_factory(&CLSID_AudioVolumeMeter27, 24);
2038     }else if(IsEqualGUID(rclsid, &CLSID_AudioVolumeMeter25)){
2039         factory = make_xapo_factory(&CLSID_AudioVolumeMeter27, 25);
2040     }else if(IsEqualGUID(rclsid, &CLSID_AudioVolumeMeter26)){
2041         factory = make_xapo_factory(&CLSID_AudioVolumeMeter27, 26);
2042     }else if(IsEqualGUID(rclsid, &CLSID_AudioVolumeMeter27)){
2043         factory = make_xapo_factory(&CLSID_AudioVolumeMeter27, 27);
2044
2045     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb20)){
2046         factory = make_xapo_factory(&CLSID_AudioReverb27, 20);
2047
2048     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb21) ||
2049             IsEqualGUID(rclsid, &CLSID_WINE_FXReverb10)){
2050         factory = make_xapo_factory(&CLSID_AudioReverb27, 21);
2051
2052     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb22) ||
2053             IsEqualGUID(rclsid, &CLSID_WINE_FXReverb11)){
2054         factory = make_xapo_factory(&CLSID_AudioReverb27, 22);
2055
2056     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb23) ||
2057             IsEqualGUID(rclsid, &CLSID_WINE_FXReverb12)){
2058         factory = make_xapo_factory(&CLSID_AudioReverb27, 23);
2059
2060     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb24)){
2061         factory = make_xapo_factory(&CLSID_AudioReverb27, 24);
2062
2063     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb25)){
2064         factory = make_xapo_factory(&CLSID_AudioReverb27, 25);
2065
2066     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb26)){
2067         factory = make_xapo_factory(&CLSID_AudioReverb27, 26);
2068
2069     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb27)){
2070         factory = make_xapo_factory(&CLSID_AudioReverb27, 27);
2071
2072     }else if(IsEqualGUID(rclsid, &CLSID_WINE_FXEQ10)){
2073         factory = make_xapo_factory(&CLSID_FXEQ, 21);
2074     }else if(IsEqualGUID(rclsid, &CLSID_WINE_FXEQ11)){
2075         factory = make_xapo_factory(&CLSID_FXEQ, 22);
2076     }else if(IsEqualGUID(rclsid, &CLSID_WINE_FXEQ12)){
2077         factory = make_xapo_factory(&CLSID_FXEQ, 23);
2078     }
2079
2080     if(!factory) return CLASS_E_CLASSNOTAVAILABLE;
2081
2082     return IClassFactory_QueryInterface(factory, riid, ppv);
2083 }
2084
2085 #if XAUDIO2_VER >= 8
2086 HRESULT WINAPI XAudio2Create(IXAudio2 **ppxa2, UINT32 flags, XAUDIO2_PROCESSOR proc)
2087 {
2088     HRESULT hr;
2089     IXAudio2 *xa2;
2090     IXAudio27 *xa27;
2091     IClassFactory *cf;
2092
2093     cf = make_xaudio2_factory(28);
2094
2095     hr = IClassFactory_CreateInstance(cf, NULL, &IID_IXAudio2, (void**)&xa2);
2096     IClassFactory_Release(cf);
2097     if(FAILED(hr))
2098         return hr;
2099
2100     hr = IXAudio2_QueryInterface(xa2, &IID_IXAudio27, (void**)&xa27);
2101     if(FAILED(hr)){
2102         IXAudio2_Release(xa2);
2103         return hr;
2104     }
2105
2106     hr = IXAudio27_Initialize(xa27, flags, proc);
2107     if(FAILED(hr)){
2108         IXAudio27_Release(xa27);
2109         IXAudio2_Release(xa2);
2110         return hr;
2111     }
2112
2113     IXAudio27_Release(xa27);
2114
2115     *ppxa2 = xa2;
2116
2117     return S_OK;
2118 }
2119 #endif /* XAUDIO2_VER >= 8 */
2120
2121 /* returns TRUE if there is more data available in the buffer, FALSE if the
2122  * buffer's data has all been queued */
2123 static BOOL xa2buffer_queue_period(XA2SourceImpl *src, XA2Buffer *buf, ALuint al_buf)
2124 {
2125     UINT32 submit_bytes;
2126     const BYTE *submit_buf = NULL;
2127
2128     if(buf->offs_bytes >= buf->cur_end_bytes){
2129         WARN("Shouldn't happen: Trying to push frames from a spent buffer?\n");
2130         return FALSE;
2131     }
2132
2133     submit_bytes = min(src->xa2->period_frames * src->submit_blocksize, buf->cur_end_bytes - buf->offs_bytes);
2134     submit_buf = buf->xa2buffer.pAudioData + buf->offs_bytes;
2135     buf->offs_bytes += submit_bytes;
2136
2137     alBufferData(al_buf, src->al_fmt, submit_buf, submit_bytes,
2138             src->fmt->nSamplesPerSec);
2139
2140     alSourceQueueBuffers(src->al_src, 1, &al_buf);
2141
2142     src->in_al_bytes += submit_bytes;
2143     src->al_bufs_used++;
2144
2145     buf->latest_al_buf = al_buf;
2146
2147     TRACE("queueing %u bytes, now %u in AL\n", submit_bytes, src->in_al_bytes);
2148
2149     return buf->offs_bytes < buf->cur_end_bytes;
2150 }
2151
2152 /* Looping:
2153  *
2154  * The looped section of a buffer is a subset of the play area which is looped
2155  * LoopCount times.
2156  *
2157  *       v PlayBegin
2158  *       vvvvvvvvvvvvvvvvvv PlayLength
2159  *                        v (PlayEnd)
2160  * [-----PPPLLLLLLLLPPPPPPP------]
2161  *          ^ LoopBegin
2162  *          ^^^^^^^^ LoopLength
2163  *                 ^ (LoopEnd)
2164  *
2165  * In the simple case, playback will start at PlayBegin. At LoopEnd, playback
2166  * will move to LoopBegin and repeat that loop LoopCount times. Then, playback
2167  * will cease at LoopEnd.
2168  *
2169  * If PlayLength is zero, then PlayEnd is the end of the buffer.
2170  *
2171  * If LoopLength is zero, then LoopEnd is PlayEnd.
2172  *
2173  * For corner cases and version differences, see tests.
2174  */
2175 static void update_source_state(XA2SourceImpl *src)
2176 {
2177     int i;
2178     ALint processed;
2179     ALint bufpos;
2180
2181     alGetSourcei(src->al_src, AL_BUFFERS_PROCESSED, &processed);
2182
2183     if(processed > 0){
2184         ALuint al_buffers[XAUDIO2_MAX_QUEUED_BUFFERS];
2185
2186         alSourceUnqueueBuffers(src->al_src, processed, al_buffers);
2187         src->first_al_buf += processed;
2188         src->first_al_buf %= XAUDIO2_MAX_QUEUED_BUFFERS;
2189         src->al_bufs_used -= processed;
2190
2191         for(i = 0; i < processed; ++i){
2192             ALint bufsize;
2193
2194             alGetBufferi(al_buffers[i], AL_SIZE, &bufsize);
2195
2196             src->in_al_bytes -= bufsize;
2197             src->played_frames += bufsize / src->submit_blocksize;
2198
2199             if(al_buffers[i] == src->buffers[src->first_buf].latest_al_buf){
2200                 DWORD old_buf = src->first_buf;
2201
2202                 src->first_buf++;
2203                 src->first_buf %= XAUDIO2_MAX_QUEUED_BUFFERS;
2204                 src->nbufs--;
2205
2206                 TRACE("%p: done with buffer %u\n", src, old_buf);
2207
2208                 if(src->buffers[old_buf].xa2buffer.Flags & XAUDIO2_END_OF_STREAM)
2209                     src->played_frames = 0;
2210
2211                 if(src->cb){
2212                     IXAudio2VoiceCallback_OnBufferEnd(src->cb,
2213                             src->buffers[old_buf].xa2buffer.pContext);
2214                     if(src->buffers[old_buf].xa2buffer.Flags & XAUDIO2_END_OF_STREAM)
2215                         IXAudio2VoiceCallback_OnStreamEnd(src->cb);
2216
2217                     if(src->nbufs > 0)
2218                         IXAudio2VoiceCallback_OnBufferStart(src->cb,
2219                                 src->buffers[src->first_buf].xa2buffer.pContext);
2220                 }
2221             }
2222         }
2223     }
2224
2225     alGetSourcei(src->al_src, AL_BYTE_OFFSET, &bufpos);
2226
2227     /* maintain 4 periods in AL */
2228     while(src->cur_buf != (src->first_buf + src->nbufs) % XAUDIO2_MAX_QUEUED_BUFFERS &&
2229             src->in_al_bytes - bufpos < 4 * src->xa2->period_frames * src->submit_blocksize){
2230         TRACE("%p: going to queue a period from buffer %u\n", src, src->cur_buf);
2231
2232         /* starting from an empty buffer */
2233         if(src->cb && src->cur_buf == src->first_buf && src->buffers[src->cur_buf].offs_bytes == 0 && !src->buffers[src->cur_buf].looped)
2234             IXAudio2VoiceCallback_OnBufferStart(src->cb,
2235                     src->buffers[src->first_buf].xa2buffer.pContext);
2236
2237         if(!xa2buffer_queue_period(src, &src->buffers[src->cur_buf],
2238                     src->al_bufs[(src->first_al_buf + src->al_bufs_used) % XAUDIO2_MAX_QUEUED_BUFFERS])){
2239             XA2Buffer *cur = &src->buffers[src->cur_buf];
2240
2241             if(cur->looped < cur->xa2buffer.LoopCount){
2242                 if(cur->xa2buffer.LoopCount != XAUDIO2_LOOP_INFINITE)
2243                     ++cur->looped;
2244                 else
2245                     cur->looped = 1; /* indicate that we are executing a loop */
2246
2247                 cur->offs_bytes = cur->xa2buffer.LoopBegin;
2248                 if(cur->looped == cur->xa2buffer.LoopCount)
2249                     cur->cur_end_bytes = cur->play_end_bytes;
2250                 else
2251                     cur->cur_end_bytes = cur->loop_end_bytes;
2252
2253                 if(src->cb)
2254                     IXAudio2VoiceCallback_OnLoopEnd(src->cb,
2255                             src->buffers[src->cur_buf].xa2buffer.pContext);
2256
2257             }else{
2258                 /* buffer is spent, move on */
2259                 src->cur_buf++;
2260                 src->cur_buf %= XAUDIO2_MAX_QUEUED_BUFFERS;
2261             }
2262         }
2263     }
2264 }
2265
2266 static void do_engine_tick(IXAudio2Impl *This)
2267 {
2268     BYTE *buf;
2269     XA2SourceImpl *src;
2270     HRESULT hr;
2271     UINT32 nframes, i, pad;
2272
2273     /* maintain up to 3 periods in mmdevapi */
2274     hr = IAudioClient_GetCurrentPadding(This->aclient, &pad);
2275     if(FAILED(hr)){
2276         WARN("GetCurrentPadding failed: 0x%x\n", hr);
2277         return;
2278     }
2279
2280     nframes = This->period_frames * 3 - pad;
2281
2282     TRACE("frames available: %u\n", nframes);
2283
2284     if(nframes < This->period_frames)
2285         return;
2286
2287     if(!nframes)
2288         return;
2289
2290     for(i = 0; i < This->ncbs && This->cbs[i]; ++i)
2291         IXAudio2EngineCallback_OnProcessingPassStart(This->cbs[i]);
2292
2293     LIST_FOR_EACH_ENTRY(src, &This->source_voices, XA2SourceImpl, entry){
2294         ALint st = 0;
2295
2296         EnterCriticalSection(&src->lock);
2297
2298         if(!src->in_use || !src->running){
2299             LeaveCriticalSection(&src->lock);
2300             continue;
2301         }
2302
2303         if(src->cb){
2304             if(This->version == 20)
2305                 IXAudio20VoiceCallback_OnVoiceProcessingPassStart((IXAudio20VoiceCallback*)src->cb);
2306             else
2307                 /* TODO: detect incoming underrun and inform callback */
2308                 IXAudio2VoiceCallback_OnVoiceProcessingPassStart(src->cb, 0);
2309         }
2310
2311         update_source_state(src);
2312
2313         alGetSourcei(src->al_src, AL_SOURCE_STATE, &st);
2314         if(st != AL_PLAYING)
2315             alSourcePlay(src->al_src);
2316
2317         if(src->cb)
2318             IXAudio2VoiceCallback_OnVoiceProcessingPassEnd(src->cb);
2319
2320         LeaveCriticalSection(&src->lock);
2321     }
2322
2323     hr = IAudioRenderClient_GetBuffer(This->render, nframes, &buf);
2324     if(FAILED(hr))
2325         WARN("GetBuffer failed: %08x\n", hr);
2326
2327     palcRenderSamplesSOFT(This->al_device, buf, nframes);
2328
2329     hr = IAudioRenderClient_ReleaseBuffer(This->render, nframes, 0);
2330     if(FAILED(hr))
2331         WARN("ReleaseBuffer failed: %08x\n", hr);
2332
2333     for(i = 0; i < This->ncbs && This->cbs[i]; ++i)
2334         IXAudio2EngineCallback_OnProcessingPassEnd(This->cbs[i]);
2335 }
2336
2337 static DWORD WINAPI engine_threadproc(void *arg)
2338 {
2339     IXAudio2Impl *This = arg;
2340     while(1){
2341         WaitForSingleObject(This->mmevt, INFINITE);
2342
2343         if(This->stop_engine)
2344             break;
2345
2346         EnterCriticalSection(&This->lock);
2347
2348         if(!This->running || !This->aclient){
2349             LeaveCriticalSection(&This->lock);
2350             continue;
2351         }
2352
2353         do_engine_tick(This);
2354
2355         LeaveCriticalSection(&This->lock);
2356     }
2357     return 0;
2358 }