3 * Copyright 1998 Marcus Meissner
4 * Copyright 1998 Rob Riggs
5 * Copyright 2000-2001 TransGaming Technologies, Inc.
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.
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.
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
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 */
26 #define DS_HEL_FRAGS 48 /* HEL only: number of waveOut fragments in primary buffer
27 * (changing this won't help you) */
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
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;
44 /*****************************************************************************
45 * Predeclare the interface implementation structures
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 typedef struct DirectSoundDevice DirectSoundDevice;
67 typedef struct DirectSoundCaptureDevice DirectSoundCaptureDevice;
69 /*****************************************************************************
70 * IDirectSound implementation structure
72 struct IDirectSoundImpl
75 const IDirectSound8Vtbl *lpVtbl;
78 DirectSoundDevice *device;
84 struct DirectSoundDevice
95 LPWAVEHDR pwave[DS_HEL_FRAGS];
96 UINT timerID, pwplay, pwwrite, pwqueue, prebuf, precount;
98 PIDSDRIVERBUFFER hwbuf;
100 DWORD writelead, buflen, state, playpos, mixpos;
103 IDirectSoundBufferImpl** buffers;
104 RTL_RWLOCK buffer_list_lock;
105 CRITICAL_SECTION mixlock;
106 PrimaryBufferImpl* primary;
108 DWORD speaker_config;
110 DWORD tmp_buffer_len;
112 /* DirectSound3DListener fields */
113 IDirectSound3DListenerImpl* listener;
115 BOOL ds3dl_need_recalc;
118 /* reference counted buffer memory for duplicated buffer memory */
119 typedef struct BufferMemory
125 HRESULT WINAPI IDirectSoundImpl_Create(
126 LPDIRECTSOUND8 * ppds);
128 HRESULT WINAPI DSOUND_Create(
130 IUnknown *pUnkOuter);
132 HRESULT WINAPI DSOUND_Create8(
133 LPDIRECTSOUND8 *ppDS,
134 IUnknown *pUnkOuter);
136 /*****************************************************************************
137 * IDirectSound COM components
139 struct IDirectSound_IUnknown {
140 const IUnknownVtbl *lpVtbl;
145 HRESULT WINAPI IDirectSound_IUnknown_Create(
149 struct IDirectSound_IDirectSound {
150 const IDirectSoundVtbl *lpVtbl;
155 HRESULT WINAPI IDirectSound_IDirectSound_Create(
157 LPDIRECTSOUND * ppds);
159 /*****************************************************************************
160 * IDirectSound8 COM components
162 struct IDirectSound8_IUnknown {
163 const IUnknownVtbl *lpVtbl;
168 HRESULT WINAPI IDirectSound8_IUnknown_Create(
172 struct IDirectSound8_IDirectSound {
173 const IDirectSoundVtbl *lpVtbl;
178 HRESULT WINAPI IDirectSound8_IDirectSound_Create(
180 LPDIRECTSOUND * ppds);
182 struct IDirectSound8_IDirectSound8 {
183 const IDirectSound8Vtbl *lpVtbl;
188 HRESULT WINAPI IDirectSound8_IDirectSound8_Create(
190 LPDIRECTSOUND8 * ppds);
192 /*****************************************************************************
193 * IDirectSoundBuffer implementation structure
195 struct IDirectSoundBufferImpl
197 /* FIXME: document */
198 /* IUnknown fields */
199 const IDirectSoundBuffer8Vtbl *lpVtbl;
201 /* IDirectSoundBufferImpl fields */
202 SecondaryBufferImpl* dsb;
203 IDirectSoundImpl* dsound;
204 CRITICAL_SECTION lock;
205 PIDSDRIVERBUFFER hwbuf;
207 BufferMemory* buffer;
208 DWORD playflags,state,leadin;
209 DWORD playpos,startpos,writelead,buflen;
210 DWORD nAvgBytesPerSec;
212 DSVOLUMEPAN volpan, cvolpan;
214 /* used for frequency conversion (PerfectPitch) */
215 ULONG freqAdjust, freqAcc;
216 /* used for intelligent (well, sort of) prebuffering */
217 DWORD probably_valid_to, last_playpos;
218 DWORD primary_mixpos, buf_mixpos;
221 /* IDirectSoundNotifyImpl fields */
222 IDirectSoundNotifyImpl* notify;
223 LPDSBPOSITIONNOTIFY notifies;
225 PIDSDRIVERNOTIFY hwnotify;
227 /* DirectSound3DBuffer fields */
228 IDirectSound3DBufferImpl* ds3db;
229 DS3DBUFFER ds3db_ds3db;
231 BOOL ds3db_need_recalc;
233 /* IKsPropertySet fields */
234 IKsBufferPropertySetImpl* iks;
237 HRESULT WINAPI IDirectSoundBufferImpl_Create(
238 IDirectSoundImpl *ds,
239 IDirectSoundBufferImpl **pdsb,
240 LPCDSBUFFERDESC dsbd);
241 HRESULT WINAPI IDirectSoundBufferImpl_Destroy(
242 IDirectSoundBufferImpl *pdsb);
244 /*****************************************************************************
245 * SecondaryBuffer implementation structure
247 struct SecondaryBufferImpl
249 const IDirectSoundBuffer8Vtbl *lpVtbl;
251 IDirectSoundBufferImpl* dsb;
254 HRESULT WINAPI SecondaryBufferImpl_Create(
255 IDirectSoundBufferImpl *dsb,
256 SecondaryBufferImpl **pdsb);
257 HRESULT WINAPI SecondaryBufferImpl_Destroy(
258 SecondaryBufferImpl *pdsb);
260 /*****************************************************************************
261 * PrimaryBuffer implementation structure
263 struct PrimaryBufferImpl
265 const IDirectSoundBuffer8Vtbl *lpVtbl;
267 IDirectSoundImpl* dsound;
270 HRESULT WINAPI PrimaryBufferImpl_Create(
271 IDirectSoundImpl *ds,
272 PrimaryBufferImpl **pdsb,
273 LPCDSBUFFERDESC dsbd);
275 /*****************************************************************************
276 * IDirectSoundCapture implementation structure
278 struct IDirectSoundCaptureImpl
280 /* IUnknown fields */
281 const IDirectSoundCaptureVtbl *lpVtbl;
284 DirectSoundCaptureDevice *device;
287 struct DirectSoundCaptureDevice
289 /* IDirectSoundCaptureImpl fields */
293 /* DirectSound driver stuff */
295 DSDRIVERDESC drvdesc;
296 DSCDRIVERCAPS drvcaps;
297 PIDSCDRIVERBUFFER hwbuf;
299 /* wave driver info */
309 IDirectSoundCaptureBufferImpl* capture_buffer;
314 CRITICAL_SECTION lock;
317 HRESULT WINAPI IDirectSoundCaptureImpl_Create(
318 LPDIRECTSOUNDCAPTURE8 * ppds);
320 HRESULT WINAPI DSOUND_CaptureCreate(
321 LPDIRECTSOUNDCAPTURE *ppDSC,
322 IUnknown *pUnkOuter);
324 HRESULT WINAPI DSOUND_CaptureCreate8(
325 LPDIRECTSOUNDCAPTURE8 *ppDSC8,
326 IUnknown *pUnkOuter);
328 /*****************************************************************************
329 * IDirectSoundCaptureBuffer implementation structure
331 struct IDirectSoundCaptureBufferImpl
333 /* IUnknown fields */
334 const IDirectSoundCaptureBuffer8Vtbl *lpVtbl;
337 /* IDirectSoundCaptureBufferImpl fields */
338 IDirectSoundCaptureImpl* dsound;
339 /* FIXME: don't need this */
340 LPDSCBUFFERDESC pdscbd;
343 /* IDirectSoundCaptureNotifyImpl fields */
344 IDirectSoundCaptureNotifyImpl* notify;
345 LPDSBPOSITIONNOTIFY notifies;
347 PIDSDRIVERNOTIFY hwnotify;
350 /*****************************************************************************
351 * IDirectSoundFullDuplex implementation structure
353 struct IDirectSoundFullDuplexImpl
355 /* IUnknown fields */
356 const IDirectSoundFullDuplexVtbl *lpVtbl;
359 /* IDirectSoundFullDuplexImpl fields */
360 CRITICAL_SECTION lock;
363 /*****************************************************************************
364 * IDirectSoundNotify implementation structure
366 struct IDirectSoundNotifyImpl
368 /* IUnknown fields */
369 const IDirectSoundNotifyVtbl *lpVtbl;
371 IDirectSoundBufferImpl* dsb;
374 HRESULT WINAPI IDirectSoundNotifyImpl_Create(
375 IDirectSoundBufferImpl *dsb,
376 IDirectSoundNotifyImpl **pdsn);
377 HRESULT WINAPI IDirectSoundNotifyImpl_Destroy(
378 IDirectSoundNotifyImpl *pdsn);
380 /*****************************************************************************
381 * IDirectSoundCaptureNotify implementation structure
383 struct IDirectSoundCaptureNotifyImpl
385 /* IUnknown fields */
386 const IDirectSoundNotifyVtbl *lpVtbl;
388 IDirectSoundCaptureBufferImpl* dscb;
391 HRESULT WINAPI IDirectSoundCaptureNotifyImpl_Create(
392 IDirectSoundCaptureBufferImpl *dscb,
393 IDirectSoundCaptureNotifyImpl ** pdscn);
395 /*****************************************************************************
396 * IDirectSound3DListener implementation structure
398 struct IDirectSound3DListenerImpl
400 /* IUnknown fields */
401 const IDirectSound3DListenerVtbl *lpVtbl;
403 /* IDirectSound3DListenerImpl fields */
404 IDirectSoundImpl* dsound;
407 HRESULT WINAPI IDirectSound3DListenerImpl_Create(
408 PrimaryBufferImpl *pb,
409 IDirectSound3DListenerImpl **pdsl);
411 /*****************************************************************************
412 * IKsBufferPropertySet implementation structure
414 struct IKsBufferPropertySetImpl
416 /* IUnknown fields */
417 const IKsPropertySetVtbl *lpVtbl;
419 /* IKsPropertySetImpl fields */
420 IDirectSoundBufferImpl* dsb;
423 HRESULT WINAPI IKsBufferPropertySetImpl_Create(
424 IDirectSoundBufferImpl *dsb,
425 IKsBufferPropertySetImpl **piks);
426 HRESULT WINAPI IKsBufferPropertySetImpl_Destroy(
427 IKsBufferPropertySetImpl *piks);
429 /*****************************************************************************
430 * IKsPrivatePropertySet implementation structure
432 struct IKsPrivatePropertySetImpl
434 /* IUnknown fields */
435 const IKsPropertySetVtbl *lpVtbl;
439 HRESULT WINAPI IKsPrivatePropertySetImpl_Create(
440 IKsPrivatePropertySetImpl **piks);
442 /*****************************************************************************
443 * IDirectSound3DBuffer implementation structure
445 struct IDirectSound3DBufferImpl
447 /* IUnknown fields */
448 const IDirectSound3DBufferVtbl *lpVtbl;
450 /* IDirectSound3DBufferImpl fields */
451 IDirectSoundBufferImpl* dsb;
454 HRESULT WINAPI IDirectSound3DBufferImpl_Create(
455 IDirectSoundBufferImpl *dsb,
456 IDirectSound3DBufferImpl **pds3db);
457 HRESULT WINAPI IDirectSound3DBufferImpl_Destroy(
458 IDirectSound3DBufferImpl *pds3db);
460 /*******************************************************************************
461 * DirectSound ClassFactory implementation structure
463 struct IClassFactoryImpl
465 /* IUnknown fields */
466 const IClassFactoryVtbl *lpVtbl;
470 extern IClassFactoryImpl DSOUND_CAPTURE_CF;
471 extern IClassFactoryImpl DSOUND_FULLDUPLEX_CF;
473 void DSOUND_RecalcVolPan(PDSVOLUMEPAN volpan);
474 void DSOUND_AmpFactorToVolPan(PDSVOLUMEPAN volpan);
475 void DSOUND_RecalcFormat(IDirectSoundBufferImpl *dsb);
479 HRESULT DSOUND_AddBuffer(IDirectSoundImpl * pDS, IDirectSoundBufferImpl * pDSB);
480 HRESULT DSOUND_RemoveBuffer(IDirectSoundImpl * pDS, IDirectSoundBufferImpl * pDSB);
484 HRESULT DSOUND_PrimaryCreate(DirectSoundDevice *device);
485 HRESULT DSOUND_PrimaryDestroy(DirectSoundDevice *device);
486 HRESULT DSOUND_PrimaryPlay(DirectSoundDevice *device);
487 HRESULT DSOUND_PrimaryStop(DirectSoundDevice *device);
488 HRESULT DSOUND_PrimaryGetPosition(DirectSoundDevice *device, LPDWORD playpos, LPDWORD writepos);
492 DWORD DSOUND_CalcPlayPosition(IDirectSoundBufferImpl *This, DWORD pplay, DWORD pwrite);
496 void DSOUND_CheckEvent(IDirectSoundBufferImpl *dsb, int len);
497 void DSOUND_ForceRemix(IDirectSoundBufferImpl *dsb);
498 void DSOUND_MixCancelAt(IDirectSoundBufferImpl *dsb, DWORD buf_writepos);
499 void DSOUND_WaveQueue(DirectSoundDevice *device, DWORD mixq);
500 void DSOUND_PerformMix(DirectSoundDevice *device);
501 void CALLBACK DSOUND_timer(UINT timerID, UINT msg, DWORD dwUser, DWORD dw1, DWORD dw2);
502 void CALLBACK DSOUND_callback(HWAVEOUT hwo, UINT msg, DWORD dwUser, DWORD dw1, DWORD dw2);
506 void DSOUND_Calc3DBuffer(IDirectSoundBufferImpl *dsb);
508 #define STATE_STOPPED 0
509 #define STATE_STARTING 1
510 #define STATE_PLAYING 2
511 #define STATE_CAPTURING 2
512 #define STATE_STOPPING 3
514 #define DSOUND_FREQSHIFT (14)
516 extern DirectSoundDevice* DSOUND_renderer[MAXWAVEDRIVERS];
517 extern GUID DSOUND_renderer_guids[MAXWAVEDRIVERS];
519 extern DirectSoundCaptureDevice * DSOUND_capture[MAXWAVEDRIVERS];
520 extern GUID DSOUND_capture_guids[MAXWAVEDRIVERS];
522 extern HRESULT mmErr(UINT err);
523 extern void setup_dsound_options(void);
524 extern const char * get_device_id(LPCGUID pGuid);