dlls/dsound/dsound_private.h

   1 /*                      DirectSound
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2001 TransGaming Technologies, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 /* Linux does not support better timing than 10ms */
  23 #define DS_TIME_RES 10  /* Resolution of multimedia timer */
  24 #define DS_TIME_DEL 10  /* Delay of multimedia timer callback, and duration of HEL fragment */
  25
  26 #define DS_HEL_FRAGS 48 /* HEL only: number of waveOut fragments in primary buffer
  27                          * (changing this won't help you) */
  28
  29 /* direct sound hardware acceleration levels */
  30 #define DS_HW_ACCEL_FULL        0       /* default on Windows 98 */
  31 #define DS_HW_ACCEL_STANDARD    1       /* default on Windows 2000 */
  32 #define DS_HW_ACCEL_BASIC       2
  33 #define DS_HW_ACCEL_EMULATION   3
  34
  35 extern int ds_emuldriver;
  36 extern int ds_hel_margin;
  37 extern int ds_hel_queue;
  38 extern int ds_snd_queue_max;
  39 extern int ds_snd_queue_min;
  40 extern int ds_hw_accel;
  41 extern int ds_default_playback;
  42 extern int ds_default_capture;
  43
  44 /*****************************************************************************
  45  * Predeclare the interface implementation structures
  46  */
  47 typedef struct IDirectSoundImpl              IDirectSoundImpl;
  48 typedef struct IDirectSound_IUnknown         IDirectSound_IUnknown;
  49 typedef struct IDirectSound_IDirectSound     IDirectSound_IDirectSound;
  50 typedef struct IDirectSound8_IUnknown        IDirectSound8_IUnknown;
  51 typedef struct IDirectSound8_IDirectSound    IDirectSound8_IDirectSound;
  52 typedef struct IDirectSound8_IDirectSound8   IDirectSound8_IDirectSound8;
  53 typedef struct IDirectSoundBufferImpl        IDirectSoundBufferImpl;
  54 typedef struct IDirectSoundCaptureImpl       IDirectSoundCaptureImpl;
  55 typedef struct IDirectSoundCaptureBufferImpl IDirectSoundCaptureBufferImpl;
  56 typedef struct IDirectSoundFullDuplexImpl    IDirectSoundFullDuplexImpl;
  57 typedef struct IDirectSoundNotifyImpl        IDirectSoundNotifyImpl;
  58 typedef struct IDirectSoundCaptureNotifyImpl IDirectSoundCaptureNotifyImpl;
  59 typedef struct IDirectSound3DListenerImpl    IDirectSound3DListenerImpl;
  60 typedef struct IDirectSound3DBufferImpl      IDirectSound3DBufferImpl;
  61 typedef struct IKsBufferPropertySetImpl      IKsBufferPropertySetImpl;
  62 typedef struct IKsPrivatePropertySetImpl     IKsPrivatePropertySetImpl;
  63 typedef struct PrimaryBufferImpl             PrimaryBufferImpl;
  64 typedef struct SecondaryBufferImpl           SecondaryBufferImpl;
  65 typedef struct IClassFactoryImpl             IClassFactoryImpl;
  66
  67 /*****************************************************************************
  68  * IDirectSound implementation structure
  69  */
  70 struct IDirectSoundImpl
  71 {
  72     /* IUnknown fields */
  73     IDirectSound8Vtbl          *lpVtbl;
  74     DWORD                       ref;
  75     /* IDirectSoundImpl fields */
  76     GUID                        guid;
  77     PIDSDRIVER                  driver;
  78     DSDRIVERDESC                drvdesc;
  79     DSDRIVERCAPS                drvcaps;
  80     DWORD                       priolevel;
  81     PWAVEFORMATEX               pwfx;
  82     HWAVEOUT                    hwo;
  83     LPWAVEHDR                   pwave[DS_HEL_FRAGS];
  84     UINT                        timerID, pwplay, pwwrite, pwqueue, prebuf, precount;
  85     DWORD                       fraglen;
  86     PIDSDRIVERBUFFER            hwbuf;
  87     LPBYTE                      buffer;
  88     DWORD                       writelead, buflen, state, playpos, mixpos;
  89     BOOL                        need_remix;
  90     int                         nrofbuffers;
  91     IDirectSoundBufferImpl**    buffers;
  92     RTL_RWLOCK                  buffer_list_lock;
  93     CRITICAL_SECTION            mixlock;
  94     PrimaryBufferImpl*          primary;
  95     DSBUFFERDESC                dsbd;
  96     DWORD                       speaker_config;
  97     BOOL                        initialized;
  98     LPBYTE                      tmp_buffer;
  99     DWORD                       tmp_buffer_len;
 100
 101     /* DirectSound3DListener fields */
 102     IDirectSound3DListenerImpl* listener;
 103     DS3DLISTENER                ds3dl;
 104     BOOL                        ds3dl_need_recalc;
 105
 106     LPUNKNOWN                   pUnknown;
 107     LPDIRECTSOUND               pDS;
 108     LPDIRECTSOUND8              pDS8;
 109 };
 110
 111 /* reference counted buffer memory for duplicated buffer memory */
 112 typedef struct BufferMemory
 113 {
 114     DWORD                       ref;
 115     LPBYTE                      memory;
 116 } BufferMemory;
 117
 118 HRESULT WINAPI IDirectSoundImpl_Create(
 119     LPCGUID lpcGUID,
 120     LPDIRECTSOUND8 * ppds);
 121
 122 HRESULT WINAPI DSOUND_Create(
 123     LPCGUID lpcGUID,
 124     LPDIRECTSOUND *ppDS,
 125     IUnknown *pUnkOuter);
 126
 127 HRESULT WINAPI DSOUND_Create8(
 128     LPCGUID lpcGUID,
 129     LPDIRECTSOUND8 *ppDS,
 130     IUnknown *pUnkOuter);
 131
 132 /*****************************************************************************
 133  * IDirectSound COM components
 134  */
 135 struct IDirectSound_IUnknown {
 136     IUnknownVtbl               *lpVtbl;
 137     DWORD                       ref;
 138     LPDIRECTSOUND8              pds;
 139 };
 140
 141 HRESULT WINAPI IDirectSound_IUnknown_Create(
 142     LPDIRECTSOUND8 pds,
 143     LPUNKNOWN * ppunk);
 144
 145 struct IDirectSound_IDirectSound {
 146     IDirectSoundVtbl           *lpVtbl;
 147     DWORD                       ref;
 148     LPDIRECTSOUND8              pds;
 149 };
 150
 151 HRESULT WINAPI IDirectSound_IDirectSound_Create(
 152     LPDIRECTSOUND8 pds,
 153     LPDIRECTSOUND * ppds);
 154
 155 /*****************************************************************************
 156  * IDirectSound8 COM components
 157  */
 158 struct IDirectSound8_IUnknown {
 159     IUnknownVtbl               *lpVtbl;
 160     DWORD                       ref;
 161     LPDIRECTSOUND8              pds;
 162 };
 163
 164 HRESULT WINAPI IDirectSound8_IUnknown_Create(
 165     LPDIRECTSOUND8 pds,
 166     LPUNKNOWN * ppunk);
 167
 168 struct IDirectSound8_IDirectSound {
 169     IDirectSoundVtbl           *lpVtbl;
 170     DWORD                       ref;
 171     LPDIRECTSOUND8              pds;
 172 };
 173
 174 HRESULT WINAPI IDirectSound8_IDirectSound_Create(
 175     LPDIRECTSOUND8 pds,
 176     LPDIRECTSOUND * ppds);
 177
 178 struct IDirectSound8_IDirectSound8 {
 179     IDirectSound8Vtbl          *lpVtbl;
 180     DWORD                       ref;
 181     LPDIRECTSOUND8              pds;
 182 };
 183
 184 HRESULT WINAPI IDirectSound8_IDirectSound8_Create(
 185     LPDIRECTSOUND8 pds,
 186     LPDIRECTSOUND8 * ppds);
 187
 188 /*****************************************************************************
 189  * IDirectSoundBuffer implementation structure
 190  */
 191 struct IDirectSoundBufferImpl
 192 {
 193     /* FIXME: document */
 194     /* IUnknown fields */
 195     IDirectSoundBuffer8Vtbl    *lpVtbl;
 196     DWORD                       ref;
 197     /* IDirectSoundBufferImpl fields */
 198     SecondaryBufferImpl*        dsb;
 199     IDirectSoundImpl*           dsound;
 200     CRITICAL_SECTION            lock;
 201     PIDSDRIVERBUFFER            hwbuf;
 202     PWAVEFORMATEX               pwfx;
 203     BufferMemory*               buffer;
 204     DWORD                       playflags,state,leadin;
 205     DWORD                       playpos,startpos,writelead,buflen;
 206     DWORD                       nAvgBytesPerSec;
 207     DWORD                       freq;
 208     DSVOLUMEPAN                 volpan, cvolpan;
 209     DSBUFFERDESC                dsbd;
 210     /* used for frequency conversion (PerfectPitch) */
 211     ULONG                       freqAdjust, freqAcc;
 212     /* used for intelligent (well, sort of) prebuffering */
 213     DWORD                       probably_valid_to, last_playpos;
 214     DWORD                       primary_mixpos, buf_mixpos;
 215     BOOL                        need_remix;
 216
 217     /* IDirectSoundNotifyImpl fields */
 218     IDirectSoundNotifyImpl*     notify;
 219     LPDSBPOSITIONNOTIFY         notifies;
 220     int                         nrofnotifies;
 221     PIDSDRIVERNOTIFY            hwnotify;
 222
 223     /* DirectSound3DBuffer fields */
 224     IDirectSound3DBufferImpl*   ds3db;
 225     DS3DBUFFER                  ds3db_ds3db;
 226     LONG                        ds3db_lVolume;
 227     BOOL                        ds3db_need_recalc;
 228
 229     /* IKsPropertySet fields */
 230     IKsBufferPropertySetImpl*   iks;
 231 };
 232
 233 HRESULT WINAPI IDirectSoundBufferImpl_Create(
 234     IDirectSoundImpl *ds,
 235     IDirectSoundBufferImpl **pdsb,
 236     LPCDSBUFFERDESC dsbd);
 237 HRESULT WINAPI IDirectSoundBufferImpl_Destroy(
 238     IDirectSoundBufferImpl *pdsb);
 239
 240 /*****************************************************************************
 241  * SecondaryBuffer implementation structure
 242  */
 243 struct SecondaryBufferImpl
 244 {
 245     IDirectSoundBuffer8Vtbl    *lpVtbl;
 246     DWORD                       ref;
 247     IDirectSoundBufferImpl*     dsb;
 248 };
 249
 250 HRESULT WINAPI SecondaryBufferImpl_Create(
 251     IDirectSoundBufferImpl *dsb,
 252     SecondaryBufferImpl **pdsb);
 253 HRESULT WINAPI SecondaryBufferImpl_Destroy(
 254     SecondaryBufferImpl *pdsb);
 255
 256 /*****************************************************************************
 257  * PrimaryBuffer implementation structure
 258  */
 259 struct PrimaryBufferImpl
 260 {
 261     IDirectSoundBuffer8Vtbl    *lpVtbl;
 262     DWORD                       ref;
 263     IDirectSoundImpl*           dsound;
 264 };
 265
 266 HRESULT WINAPI PrimaryBufferImpl_Create(
 267     IDirectSoundImpl *ds,
 268     PrimaryBufferImpl **pdsb,
 269     LPCDSBUFFERDESC dsbd);
 270
 271 /*****************************************************************************
 272  * IDirectSoundCapture implementation structure
 273  */
 274 struct IDirectSoundCaptureImpl
 275 {
 276     /* IUnknown fields */
 277     IDirectSoundCaptureVtbl           *lpVtbl;
 278     DWORD                              ref;
 279
 280     /* IDirectSoundCaptureImpl fields */
 281     GUID                               guid;
 282     BOOL                               initialized;
 283
 284     /* DirectSound driver stuff */
 285     PIDSCDRIVER                        driver;
 286     DSDRIVERDESC                       drvdesc;
 287     DSCDRIVERCAPS                      drvcaps;
 288     PIDSCDRIVERBUFFER                  hwbuf;
 289
 290     /* wave driver info */
 291     HWAVEIN                            hwi;
 292
 293     /* more stuff */
 294     LPBYTE                             buffer;
 295     DWORD                              buflen;
 296     DWORD                              read_position;
 297
 298     PWAVEFORMATEX                      pwfx;
 299
 300     IDirectSoundCaptureBufferImpl*     capture_buffer;
 301     DWORD                              state;
 302     LPWAVEHDR                          pwave;
 303     int                                nrofpwaves;
 304     int                                index;
 305     CRITICAL_SECTION                   lock;
 306 };
 307
 308 /*****************************************************************************
 309  * IDirectSoundCaptureBuffer implementation structure
 310  */
 311 struct IDirectSoundCaptureBufferImpl
 312 {
 313     /* IUnknown fields */
 314     IDirectSoundCaptureBuffer8Vtbl     *lpVtbl;
 315     DWORD                               ref;
 316
 317     /* IDirectSoundCaptureBufferImpl fields */
 318     IDirectSoundCaptureImpl*            dsound;
 319     /* FIXME: don't need this */
 320     LPDSCBUFFERDESC                     pdscbd;
 321     DWORD                               flags;
 322
 323     /* IDirectSoundCaptureNotifyImpl fields */
 324     IDirectSoundCaptureNotifyImpl*      notify;
 325     LPDSBPOSITIONNOTIFY                 notifies;
 326     int                                 nrofnotifies;
 327     PIDSDRIVERNOTIFY                    hwnotify;
 328 };
 329
 330 /*****************************************************************************
 331  * IDirectSoundFullDuplex implementation structure
 332  */
 333 struct IDirectSoundFullDuplexImpl
 334 {
 335     /* IUnknown fields */
 336     IDirectSoundFullDuplexVtbl *lpVtbl;
 337     DWORD                       ref;
 338
 339     /* IDirectSoundFullDuplexImpl fields */
 340     CRITICAL_SECTION            lock;
 341 };
 342
 343 /*****************************************************************************
 344  * IDirectSoundNotify implementation structure
 345  */
 346 struct IDirectSoundNotifyImpl
 347 {
 348     /* IUnknown fields */
 349     IDirectSoundNotifyVtbl     *lpVtbl;
 350     DWORD                       ref;
 351     IDirectSoundBufferImpl*     dsb;
 352 };
 353
 354 HRESULT WINAPI IDirectSoundNotifyImpl_Create(
 355     IDirectSoundBufferImpl *dsb,
 356     IDirectSoundNotifyImpl **pdsn);
 357 HRESULT WINAPI IDirectSoundNotifyImpl_Destroy(
 358     IDirectSoundNotifyImpl *pdsn);
 359
 360 /*****************************************************************************
 361  * IDirectSoundCaptureNotify implementation structure
 362  */
 363 struct IDirectSoundCaptureNotifyImpl
 364 {
 365     /* IUnknown fields */
 366     IDirectSoundNotifyVtbl             *lpVtbl;
 367     DWORD                               ref;
 368     IDirectSoundCaptureBufferImpl*      dscb;
 369 };
 370
 371 HRESULT WINAPI IDirectSoundCaptureNotifyImpl_Create(
 372     IDirectSoundCaptureBufferImpl *dscb,
 373     IDirectSoundCaptureNotifyImpl ** pdscn);
 374
 375 /*****************************************************************************
 376  *  IDirectSound3DListener implementation structure
 377  */
 378 struct IDirectSound3DListenerImpl
 379 {
 380     /* IUnknown fields */
 381     IDirectSound3DListenerVtbl *lpVtbl;
 382     DWORD                       ref;
 383     /* IDirectSound3DListenerImpl fields */
 384     IDirectSoundImpl*           dsound;
 385 };
 386
 387 HRESULT WINAPI IDirectSound3DListenerImpl_Create(
 388     PrimaryBufferImpl *pb,
 389     IDirectSound3DListenerImpl **pdsl);
 390
 391 /*****************************************************************************
 392  *  IKsBufferPropertySet implementation structure
 393  */
 394 struct IKsBufferPropertySetImpl
 395 {
 396     /* IUnknown fields */
 397     IKsPropertySetVtbl         *lpVtbl;
 398     DWORD                       ref;
 399     /* IKsPropertySetImpl fields */
 400     IDirectSoundBufferImpl*     dsb;
 401 };
 402
 403 HRESULT WINAPI IKsBufferPropertySetImpl_Create(
 404     IDirectSoundBufferImpl *dsb,
 405     IKsBufferPropertySetImpl **piks);
 406 HRESULT WINAPI IKsBufferPropertySetImpl_Destroy(
 407     IKsBufferPropertySetImpl *piks);
 408
 409 /*****************************************************************************
 410  *  IKsPrivatePropertySet implementation structure
 411  */
 412 struct IKsPrivatePropertySetImpl
 413 {
 414     /* IUnknown fields */
 415     IKsPropertySetVtbl         *lpVtbl;
 416     DWORD                       ref;
 417 };
 418
 419 HRESULT WINAPI IKsPrivatePropertySetImpl_Create(
 420     IKsPrivatePropertySetImpl **piks);
 421
 422 /*****************************************************************************
 423  * IDirectSound3DBuffer implementation structure
 424  */
 425 struct IDirectSound3DBufferImpl
 426 {
 427     /* IUnknown fields */
 428     IDirectSound3DBufferVtbl   *lpVtbl;
 429     DWORD                       ref;
 430     /* IDirectSound3DBufferImpl fields */
 431     IDirectSoundBufferImpl*     dsb;
 432 };
 433
 434 HRESULT WINAPI IDirectSound3DBufferImpl_Create(
 435     IDirectSoundBufferImpl *dsb,
 436     IDirectSound3DBufferImpl **pds3db);
 437 HRESULT WINAPI IDirectSound3DBufferImpl_Destroy(
 438     IDirectSound3DBufferImpl *pds3db);
 439
 440 /*******************************************************************************
 441  * DirectSound ClassFactory implementation structure
 442  */
 443 struct IClassFactoryImpl
 444 {
 445     /* IUnknown fields */
 446     IClassFactoryVtbl          *lpVtbl;
 447     DWORD                       ref;
 448 };
 449
 450 extern IClassFactoryImpl DSOUND_CAPTURE_CF;
 451 extern IClassFactoryImpl DSOUND_FULLDUPLEX_CF;
 452
 453 void DSOUND_RecalcVolPan(PDSVOLUMEPAN volpan);
 454 void DSOUND_AmpFactorToVolPan(PDSVOLUMEPAN volpan);
 455 void DSOUND_RecalcFormat(IDirectSoundBufferImpl *dsb);
 456
 457 /* dsound.c */
 458
 459 HRESULT DSOUND_AddBuffer(IDirectSoundImpl * pDS, IDirectSoundBufferImpl * pDSB);
 460 HRESULT DSOUND_RemoveBuffer(IDirectSoundImpl * pDS, IDirectSoundBufferImpl * pDSB);
 461
 462 /* primary.c */
 463
 464 HRESULT DSOUND_PrimaryCreate(IDirectSoundImpl *This);
 465 HRESULT DSOUND_PrimaryDestroy(IDirectSoundImpl *This);
 466 HRESULT DSOUND_PrimaryPlay(IDirectSoundImpl *This);
 467 HRESULT DSOUND_PrimaryStop(IDirectSoundImpl *This);
 468 HRESULT DSOUND_PrimaryGetPosition(IDirectSoundImpl *This, LPDWORD playpos, LPDWORD writepos);
 469
 470 /* buffer.c */
 471
 472 DWORD DSOUND_CalcPlayPosition(IDirectSoundBufferImpl *This,
 473                               DWORD state, DWORD pplay, DWORD pwrite, DWORD pmix, DWORD bmix);
 474
 475 /* mixer.c */
 476
 477 void DSOUND_CheckEvent(IDirectSoundBufferImpl *dsb, int len);
 478 void DSOUND_ForceRemix(IDirectSoundBufferImpl *dsb);
 479 void DSOUND_MixCancelAt(IDirectSoundBufferImpl *dsb, DWORD buf_writepos);
 480 void DSOUND_WaveQueue(IDirectSoundImpl *dsound, DWORD mixq);
 481 void DSOUND_PerformMix(IDirectSoundImpl *dsound);
 482 void CALLBACK DSOUND_timer(UINT timerID, UINT msg, DWORD dwUser, DWORD dw1, DWORD dw2);
 483 void CALLBACK DSOUND_callback(HWAVEOUT hwo, UINT msg, DWORD dwUser, DWORD dw1, DWORD dw2);
 484
 485 /* sound3d.c */
 486
 487 void DSOUND_Calc3DBuffer(IDirectSoundBufferImpl *dsb);
 488
 489 #define STATE_STOPPED   0
 490 #define STATE_STARTING  1
 491 #define STATE_PLAYING   2
 492 #define STATE_CAPTURING 2
 493 #define STATE_STOPPING  3
 494
 495 #define DSOUND_FREQSHIFT (14)
 496
 497 extern IDirectSoundImpl* dsound;
 498
 499 extern GUID renderer_guids[MAXWAVEDRIVERS];
 500 extern GUID capture_guids[MAXWAVEDRIVERS];
 501
 502 extern HRESULT mmErr(UINT err);
 503 extern void setup_dsound_options(void);
 504 extern const char * get_device_id(LPCGUID pGuid);