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1d14ffa9 FB |
1 | /* |
2 | * QEMU DirectSound audio driver | |
3 | * | |
4 | * Copyright (c) 2005 Vassili Karpov (malc) | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
24 | ||
25 | /* | |
26 | * SEAL 1.07 by Carlos 'pel' Hasan was used as documentation | |
27 | */ | |
28 | ||
29 | #include "vl.h" | |
30 | ||
31 | #define AUDIO_CAP "dsound" | |
32 | #include "audio_int.h" | |
33 | ||
34 | #include <windows.h> | |
35 | #include <objbase.h> | |
36 | #include <dsound.h> | |
37 | ||
38 | /* #define DEBUG_DSOUND */ | |
39 | ||
1d14ffa9 FB |
40 | static struct { |
41 | int lock_retries; | |
42 | int restore_retries; | |
43 | int getstatus_retries; | |
44 | int set_primary; | |
45 | int bufsize_in; | |
46 | int bufsize_out; | |
c0fe3827 | 47 | audsettings_t settings; |
1d14ffa9 FB |
48 | int latency_millis; |
49 | } conf = { | |
50 | 1, | |
51 | 1, | |
52 | 1, | |
53 | 0, | |
54 | 16384, | |
55 | 16384, | |
56 | { | |
57 | 44100, | |
58 | 2, | |
59 | AUD_FMT_S16 | |
60 | }, | |
61 | 10 | |
62 | }; | |
63 | ||
64 | typedef struct { | |
65 | LPDIRECTSOUND dsound; | |
66 | LPDIRECTSOUNDCAPTURE dsound_capture; | |
67 | LPDIRECTSOUNDBUFFER dsound_primary_buffer; | |
c0fe3827 | 68 | audsettings_t settings; |
1d14ffa9 FB |
69 | } dsound; |
70 | ||
71 | static dsound glob_dsound; | |
72 | ||
73 | typedef struct { | |
74 | HWVoiceOut hw; | |
75 | LPDIRECTSOUNDBUFFER dsound_buffer; | |
76 | DWORD old_pos; | |
77 | int first_time; | |
78 | #ifdef DEBUG_DSOUND | |
79 | DWORD old_ppos; | |
80 | DWORD played; | |
81 | DWORD mixed; | |
82 | #endif | |
83 | } DSoundVoiceOut; | |
84 | ||
85 | typedef struct { | |
86 | HWVoiceIn hw; | |
87 | int first_time; | |
88 | LPDIRECTSOUNDCAPTUREBUFFER dsound_capture_buffer; | |
89 | } DSoundVoiceIn; | |
90 | ||
91 | static void dsound_log_hresult (HRESULT hr) | |
92 | { | |
93 | const char *str = "BUG"; | |
94 | ||
95 | switch (hr) { | |
96 | case DS_OK: | |
97 | str = "The method succeeded"; | |
98 | break; | |
99 | #ifdef DS_NO_VIRTUALIZATION | |
100 | case DS_NO_VIRTUALIZATION: | |
101 | str = "The buffer was created, but another 3D algorithm was substituted"; | |
102 | break; | |
103 | #endif | |
104 | #ifdef DS_INCOMPLETE | |
105 | case DS_INCOMPLETE: | |
106 | str = "The method succeeded, but not all the optional effects were obtained"; | |
107 | break; | |
108 | #endif | |
109 | #ifdef DSERR_ACCESSDENIED | |
110 | case DSERR_ACCESSDENIED: | |
111 | str = "The request failed because access was denied"; | |
112 | break; | |
113 | #endif | |
114 | #ifdef DSERR_ALLOCATED | |
115 | case DSERR_ALLOCATED: | |
116 | str = "The request failed because resources, such as a priority level, were already in use by another caller"; | |
117 | break; | |
118 | #endif | |
119 | #ifdef DSERR_ALREADYINITIALIZED | |
120 | case DSERR_ALREADYINITIALIZED: | |
121 | str = "The object is already initialized"; | |
122 | break; | |
123 | #endif | |
124 | #ifdef DSERR_BADFORMAT | |
125 | case DSERR_BADFORMAT: | |
126 | str = "The specified wave format is not supported"; | |
127 | break; | |
128 | #endif | |
129 | #ifdef DSERR_BADSENDBUFFERGUID | |
130 | case DSERR_BADSENDBUFFERGUID: | |
131 | str = "The GUID specified in an audiopath file does not match a valid mix-in buffer"; | |
132 | break; | |
133 | #endif | |
134 | #ifdef DSERR_BUFFERLOST | |
135 | case DSERR_BUFFERLOST: | |
136 | str = "The buffer memory has been lost and must be restored"; | |
137 | break; | |
138 | #endif | |
139 | #ifdef DSERR_BUFFERTOOSMALL | |
140 | case DSERR_BUFFERTOOSMALL: | |
141 | str = "The buffer size is not great enough to enable effects processing"; | |
142 | break; | |
143 | #endif | |
144 | #ifdef DSERR_CONTROLUNAVAIL | |
145 | case DSERR_CONTROLUNAVAIL: | |
146 | str = "The buffer control (volume, pan, and so on) requested by the caller is not available. Controls must be specified when the buffer is created, using the dwFlags member of DSBUFFERDESC"; | |
147 | break; | |
148 | #endif | |
149 | #ifdef DSERR_DS8_REQUIRED | |
150 | case DSERR_DS8_REQUIRED: | |
151 | str = "A DirectSound object of class CLSID_DirectSound8 or later is required for the requested functionality. For more information, see IDirectSound8 Interface"; | |
152 | break; | |
153 | #endif | |
154 | #ifdef DSERR_FXUNAVAILABLE | |
155 | case DSERR_FXUNAVAILABLE: | |
156 | str = "The effects requested could not be found on the system, or they are in the wrong order or in the wrong location; for example, an effect expected in hardware was found in software"; | |
157 | break; | |
158 | #endif | |
159 | #ifdef DSERR_GENERIC | |
160 | case DSERR_GENERIC : | |
161 | str = "An undetermined error occurred inside the DirectSound subsystem"; | |
162 | break; | |
163 | #endif | |
164 | #ifdef DSERR_INVALIDCALL | |
165 | case DSERR_INVALIDCALL: | |
166 | str = "This function is not valid for the current state of this object"; | |
167 | break; | |
168 | #endif | |
169 | #ifdef DSERR_INVALIDPARAM | |
170 | case DSERR_INVALIDPARAM: | |
171 | str = "An invalid parameter was passed to the returning function"; | |
172 | break; | |
173 | #endif | |
174 | #ifdef DSERR_NOAGGREGATION | |
175 | case DSERR_NOAGGREGATION: | |
176 | str = "The object does not support aggregation"; | |
177 | break; | |
178 | #endif | |
179 | #ifdef DSERR_NODRIVER | |
180 | case DSERR_NODRIVER: | |
181 | str = "No sound driver is available for use, or the given GUID is not a valid DirectSound device ID"; | |
182 | break; | |
183 | #endif | |
184 | #ifdef DSERR_NOINTERFACE | |
185 | case DSERR_NOINTERFACE: | |
186 | str = "The requested COM interface is not available"; | |
187 | break; | |
188 | #endif | |
189 | #ifdef DSERR_OBJECTNOTFOUND | |
190 | case DSERR_OBJECTNOTFOUND: | |
191 | str = "The requested object was not found"; | |
192 | break; | |
193 | #endif | |
194 | #ifdef DSERR_OTHERAPPHASPRIO | |
195 | case DSERR_OTHERAPPHASPRIO: | |
196 | str = "Another application has a higher priority level, preventing this call from succeeding"; | |
197 | break; | |
198 | #endif | |
199 | #ifdef DSERR_OUTOFMEMORY | |
200 | case DSERR_OUTOFMEMORY: | |
201 | str = "The DirectSound subsystem could not allocate sufficient memory to complete the caller's request"; | |
202 | break; | |
203 | #endif | |
204 | #ifdef DSERR_PRIOLEVELNEEDED | |
205 | case DSERR_PRIOLEVELNEEDED: | |
206 | str = "A cooperative level of DSSCL_PRIORITY or higher is required"; | |
207 | break; | |
208 | #endif | |
209 | #ifdef DSERR_SENDLOOP | |
210 | case DSERR_SENDLOOP: | |
211 | str = "A circular loop of send effects was detected"; | |
212 | break; | |
213 | #endif | |
214 | #ifdef DSERR_UNINITIALIZED | |
215 | case DSERR_UNINITIALIZED: | |
216 | str = "The Initialize method has not been called or has not been called successfully before other methods were called"; | |
217 | break; | |
218 | #endif | |
219 | #ifdef DSERR_UNSUPPORTED | |
220 | case DSERR_UNSUPPORTED: | |
221 | str = "The function called is not supported at this time"; | |
222 | break; | |
223 | #endif | |
224 | default: | |
225 | AUD_log (AUDIO_CAP, "Reason: Unknown (HRESULT %#lx)\n", hr); | |
226 | return; | |
227 | } | |
228 | ||
229 | AUD_log (AUDIO_CAP, "Reason: %s\n", str); | |
230 | } | |
231 | ||
232 | static void GCC_FMT_ATTR (2, 3) dsound_logerr ( | |
233 | HRESULT hr, | |
234 | const char *fmt, | |
235 | ... | |
236 | ) | |
237 | { | |
238 | va_list ap; | |
239 | ||
240 | va_start (ap, fmt); | |
241 | AUD_vlog (AUDIO_CAP, fmt, ap); | |
242 | va_end (ap); | |
243 | ||
244 | dsound_log_hresult (hr); | |
245 | } | |
246 | ||
247 | static void GCC_FMT_ATTR (3, 4) dsound_logerr2 ( | |
248 | HRESULT hr, | |
249 | const char *typ, | |
250 | const char *fmt, | |
251 | ... | |
252 | ) | |
253 | { | |
254 | va_list ap; | |
255 | ||
c0fe3827 | 256 | AUD_log (AUDIO_CAP, "Could not initialize %s\n", typ); |
1d14ffa9 FB |
257 | va_start (ap, fmt); |
258 | AUD_vlog (AUDIO_CAP, fmt, ap); | |
259 | va_end (ap); | |
260 | ||
261 | dsound_log_hresult (hr); | |
262 | } | |
263 | ||
264 | static DWORD millis_to_bytes (struct audio_pcm_info *info, DWORD millis) | |
265 | { | |
266 | return (millis * info->bytes_per_second) / 1000; | |
267 | } | |
268 | ||
269 | #ifdef DEBUG_DSOUND | |
270 | static void print_wave_format (WAVEFORMATEX *wfx) | |
271 | { | |
272 | dolog ("tag = %d\n", wfx->wFormatTag); | |
273 | dolog ("nChannels = %d\n", wfx->nChannels); | |
274 | dolog ("nSamplesPerSec = %ld\n", wfx->nSamplesPerSec); | |
275 | dolog ("nAvgBytesPerSec = %ld\n", wfx->nAvgBytesPerSec); | |
276 | dolog ("nBlockAlign = %d\n", wfx->nBlockAlign); | |
277 | dolog ("wBitsPerSample = %d\n", wfx->wBitsPerSample); | |
278 | dolog ("cbSize = %d\n", wfx->cbSize); | |
279 | } | |
280 | #endif | |
281 | ||
282 | static int dsound_restore_out (LPDIRECTSOUNDBUFFER dsb) | |
283 | { | |
284 | HRESULT hr; | |
285 | int i; | |
286 | ||
287 | for (i = 0; i < conf.restore_retries; ++i) { | |
288 | hr = IDirectSoundBuffer_Restore (dsb); | |
289 | ||
290 | switch (hr) { | |
291 | case DS_OK: | |
292 | return 0; | |
293 | ||
294 | case DSERR_BUFFERLOST: | |
295 | continue; | |
296 | ||
297 | default: | |
c0fe3827 | 298 | dsound_logerr (hr, "Could not restore playback buffer\n"); |
1d14ffa9 FB |
299 | return -1; |
300 | } | |
301 | } | |
302 | ||
303 | dolog ("%d attempts to restore playback buffer failed\n", i); | |
304 | return -1; | |
305 | } | |
306 | ||
c0fe3827 | 307 | static int waveformat_from_audio_settings (WAVEFORMATEX *wfx, audsettings_t *as) |
1d14ffa9 FB |
308 | { |
309 | memset (wfx, 0, sizeof (*wfx)); | |
310 | ||
311 | wfx->wFormatTag = WAVE_FORMAT_PCM; | |
c0fe3827 FB |
312 | wfx->nChannels = as->nchannels; |
313 | wfx->nSamplesPerSec = as->freq; | |
314 | wfx->nAvgBytesPerSec = as->freq << (as->nchannels == 2); | |
315 | wfx->nBlockAlign = 1 << (as->nchannels == 2); | |
1d14ffa9 FB |
316 | wfx->cbSize = 0; |
317 | ||
c0fe3827 | 318 | switch (as->fmt) { |
1d14ffa9 FB |
319 | case AUD_FMT_S8: |
320 | wfx->wBitsPerSample = 8; | |
321 | break; | |
322 | ||
323 | case AUD_FMT_U8: | |
324 | wfx->wBitsPerSample = 8; | |
325 | break; | |
326 | ||
327 | case AUD_FMT_S16: | |
328 | wfx->wBitsPerSample = 16; | |
329 | wfx->nAvgBytesPerSec <<= 1; | |
330 | wfx->nBlockAlign <<= 1; | |
331 | break; | |
332 | ||
333 | case AUD_FMT_U16: | |
334 | wfx->wBitsPerSample = 16; | |
335 | wfx->nAvgBytesPerSec <<= 1; | |
336 | wfx->nBlockAlign <<= 1; | |
337 | break; | |
338 | ||
339 | default: | |
c0fe3827 | 340 | dolog ("Internal logic error: Bad audio format %d\n", as->freq); |
1d14ffa9 FB |
341 | return -1; |
342 | } | |
343 | ||
344 | return 0; | |
345 | } | |
346 | ||
c0fe3827 | 347 | static int waveformat_to_audio_settings (WAVEFORMATEX *wfx, audsettings_t *as) |
1d14ffa9 FB |
348 | { |
349 | if (wfx->wFormatTag != WAVE_FORMAT_PCM) { | |
350 | dolog ("Invalid wave format, tag is not PCM, but %d\n", | |
351 | wfx->wFormatTag); | |
352 | return -1; | |
353 | } | |
354 | ||
355 | if (!wfx->nSamplesPerSec) { | |
356 | dolog ("Invalid wave format, frequency is zero\n"); | |
357 | return -1; | |
358 | } | |
c0fe3827 | 359 | as->freq = wfx->nSamplesPerSec; |
1d14ffa9 FB |
360 | |
361 | switch (wfx->nChannels) { | |
362 | case 1: | |
c0fe3827 | 363 | as->nchannels = 1; |
1d14ffa9 FB |
364 | break; |
365 | ||
366 | case 2: | |
c0fe3827 | 367 | as->nchannels = 2; |
1d14ffa9 FB |
368 | break; |
369 | ||
370 | default: | |
371 | dolog ( | |
372 | "Invalid wave format, number of channels is not 1 or 2, but %d\n", | |
373 | wfx->nChannels | |
374 | ); | |
375 | return -1; | |
376 | } | |
377 | ||
378 | switch (wfx->wBitsPerSample) { | |
379 | case 8: | |
c0fe3827 | 380 | as->fmt = AUD_FMT_U8; |
1d14ffa9 FB |
381 | break; |
382 | ||
383 | case 16: | |
c0fe3827 | 384 | as->fmt = AUD_FMT_S16; |
1d14ffa9 FB |
385 | break; |
386 | ||
387 | default: | |
388 | dolog ("Invalid wave format, bits per sample is not 8 or 16, but %d\n", | |
389 | wfx->wBitsPerSample); | |
390 | return -1; | |
391 | } | |
392 | ||
393 | return 0; | |
394 | } | |
395 | ||
396 | #include "dsound_template.h" | |
397 | #define DSBTYPE_IN | |
398 | #include "dsound_template.h" | |
399 | #undef DSBTYPE_IN | |
400 | ||
401 | static int dsound_get_status_out (LPDIRECTSOUNDBUFFER dsb, DWORD *statusp) | |
402 | { | |
403 | HRESULT hr; | |
404 | int i; | |
405 | ||
406 | for (i = 0; i < conf.getstatus_retries; ++i) { | |
407 | hr = IDirectSoundBuffer_GetStatus (dsb, statusp); | |
408 | if (FAILED (hr)) { | |
c0fe3827 | 409 | dsound_logerr (hr, "Could not get playback buffer status\n"); |
1d14ffa9 FB |
410 | return -1; |
411 | } | |
412 | ||
413 | if (*statusp & DSERR_BUFFERLOST) { | |
414 | if (dsound_restore_out (dsb)) { | |
415 | return -1; | |
416 | } | |
417 | continue; | |
418 | } | |
419 | break; | |
420 | } | |
421 | ||
422 | return 0; | |
423 | } | |
424 | ||
425 | static int dsound_get_status_in (LPDIRECTSOUNDCAPTUREBUFFER dscb, | |
426 | DWORD *statusp) | |
427 | { | |
428 | HRESULT hr; | |
429 | ||
430 | hr = IDirectSoundCaptureBuffer_GetStatus (dscb, statusp); | |
431 | if (FAILED (hr)) { | |
c0fe3827 | 432 | dsound_logerr (hr, "Could not get capture buffer status\n"); |
1d14ffa9 FB |
433 | return -1; |
434 | } | |
435 | ||
436 | return 0; | |
437 | } | |
438 | ||
439 | static void dsound_write_sample (HWVoiceOut *hw, uint8_t *dst, int dst_len) | |
440 | { | |
441 | int src_len1 = dst_len; | |
442 | int src_len2 = 0; | |
443 | int pos = hw->rpos + dst_len; | |
444 | st_sample_t *src1 = hw->mix_buf + hw->rpos; | |
445 | st_sample_t *src2 = NULL; | |
446 | ||
447 | if (pos > hw->samples) { | |
448 | src_len1 = hw->samples - hw->rpos; | |
449 | src2 = hw->mix_buf; | |
450 | src_len2 = dst_len - src_len1; | |
451 | pos = src_len2; | |
452 | } | |
453 | ||
454 | if (src_len1) { | |
455 | hw->clip (dst, src1, src_len1); | |
1d14ffa9 FB |
456 | } |
457 | ||
458 | if (src_len2) { | |
459 | dst = advance (dst, src_len1 << hw->info.shift); | |
460 | hw->clip (dst, src2, src_len2); | |
1d14ffa9 FB |
461 | } |
462 | ||
463 | hw->rpos = pos % hw->samples; | |
464 | } | |
465 | ||
466 | static void dsound_clear_sample (HWVoiceOut *hw, LPDIRECTSOUNDBUFFER dsb) | |
467 | { | |
468 | int err; | |
469 | LPVOID p1, p2; | |
470 | DWORD blen1, blen2, len1, len2; | |
471 | ||
472 | err = dsound_lock_out ( | |
473 | dsb, | |
474 | &hw->info, | |
475 | 0, | |
476 | hw->samples << hw->info.shift, | |
477 | &p1, &p2, | |
478 | &blen1, &blen2, | |
479 | 1 | |
480 | ); | |
481 | if (err) { | |
482 | return; | |
483 | } | |
484 | ||
485 | len1 = blen1 >> hw->info.shift; | |
486 | len2 = blen2 >> hw->info.shift; | |
487 | ||
488 | #ifdef DEBUG_DSOUND | |
489 | dolog ("clear %p,%ld,%ld %p,%ld,%ld\n", | |
490 | p1, blen1, len1, | |
491 | p2, blen2, len2); | |
492 | #endif | |
493 | ||
494 | if (p1 && len1) { | |
495 | audio_pcm_info_clear_buf (&hw->info, p1, len1); | |
496 | } | |
497 | ||
498 | if (p2 && len2) { | |
499 | audio_pcm_info_clear_buf (&hw->info, p2, len2); | |
500 | } | |
501 | ||
502 | dsound_unlock_out (dsb, p1, p2, blen1, blen2); | |
503 | } | |
504 | ||
505 | static void dsound_close (dsound *s) | |
506 | { | |
507 | HRESULT hr; | |
508 | ||
509 | if (s->dsound_primary_buffer) { | |
510 | hr = IDirectSoundBuffer_Release (s->dsound_primary_buffer); | |
511 | if (FAILED (hr)) { | |
c0fe3827 | 512 | dsound_logerr (hr, "Could not release primary buffer\n"); |
1d14ffa9 FB |
513 | } |
514 | s->dsound_primary_buffer = NULL; | |
515 | } | |
516 | } | |
517 | ||
518 | static int dsound_open (dsound *s) | |
519 | { | |
520 | int err; | |
521 | HRESULT hr; | |
522 | WAVEFORMATEX wfx; | |
523 | DSBUFFERDESC dsbd; | |
524 | HWND hwnd; | |
525 | ||
526 | hwnd = GetForegroundWindow (); | |
527 | hr = IDirectSound_SetCooperativeLevel ( | |
528 | s->dsound, | |
529 | hwnd, | |
530 | DSSCL_PRIORITY | |
531 | ); | |
532 | ||
533 | if (FAILED (hr)) { | |
c0fe3827 | 534 | dsound_logerr (hr, "Could not set cooperative level for window %p\n", |
1d14ffa9 FB |
535 | hwnd); |
536 | return -1; | |
537 | } | |
538 | ||
539 | if (!conf.set_primary) { | |
540 | return 0; | |
541 | } | |
542 | ||
c0fe3827 | 543 | err = waveformat_from_audio_settings (&wfx, &conf.settings); |
1d14ffa9 FB |
544 | if (err) { |
545 | return -1; | |
546 | } | |
547 | ||
548 | memset (&dsbd, 0, sizeof (dsbd)); | |
549 | dsbd.dwSize = sizeof (dsbd); | |
550 | dsbd.dwFlags = DSBCAPS_PRIMARYBUFFER; | |
551 | dsbd.dwBufferBytes = 0; | |
552 | dsbd.lpwfxFormat = NULL; | |
553 | ||
554 | hr = IDirectSound_CreateSoundBuffer ( | |
555 | s->dsound, | |
556 | &dsbd, | |
557 | &s->dsound_primary_buffer, | |
558 | NULL | |
559 | ); | |
560 | if (FAILED (hr)) { | |
c0fe3827 | 561 | dsound_logerr (hr, "Could not create primary playback buffer\n"); |
1d14ffa9 FB |
562 | return -1; |
563 | } | |
564 | ||
565 | hr = IDirectSoundBuffer_SetFormat (s->dsound_primary_buffer, &wfx); | |
566 | if (FAILED (hr)) { | |
c0fe3827 | 567 | dsound_logerr (hr, "Could not set primary playback buffer format\n"); |
1d14ffa9 FB |
568 | } |
569 | ||
570 | hr = IDirectSoundBuffer_GetFormat ( | |
571 | s->dsound_primary_buffer, | |
572 | &wfx, | |
573 | sizeof (wfx), | |
574 | NULL | |
575 | ); | |
576 | if (FAILED (hr)) { | |
c0fe3827 | 577 | dsound_logerr (hr, "Could not get primary playback buffer format\n"); |
1d14ffa9 FB |
578 | goto fail0; |
579 | } | |
580 | ||
581 | #ifdef DEBUG_DSOUND | |
582 | dolog ("Primary\n"); | |
583 | print_wave_format (&wfx); | |
584 | #endif | |
585 | ||
c0fe3827 | 586 | err = waveformat_to_audio_settings (&wfx, &s->settings); |
1d14ffa9 FB |
587 | if (err) { |
588 | goto fail0; | |
589 | } | |
590 | ||
591 | return 0; | |
592 | ||
593 | fail0: | |
594 | dsound_close (s); | |
595 | return -1; | |
596 | } | |
597 | ||
598 | static int dsound_ctl_out (HWVoiceOut *hw, int cmd, ...) | |
599 | { | |
600 | HRESULT hr; | |
601 | DWORD status; | |
602 | DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; | |
603 | LPDIRECTSOUNDBUFFER dsb = ds->dsound_buffer; | |
604 | ||
605 | if (!dsb) { | |
606 | dolog ("Attempt to control voice without a buffer\n"); | |
607 | return 0; | |
608 | } | |
609 | ||
610 | switch (cmd) { | |
611 | case VOICE_ENABLE: | |
612 | if (dsound_get_status_out (dsb, &status)) { | |
613 | return -1; | |
614 | } | |
615 | ||
616 | if (status & DSBSTATUS_PLAYING) { | |
c0fe3827 | 617 | dolog ("warning: Voice is already playing\n"); |
1d14ffa9 FB |
618 | return 0; |
619 | } | |
620 | ||
621 | dsound_clear_sample (hw, dsb); | |
622 | ||
623 | hr = IDirectSoundBuffer_Play (dsb, 0, 0, DSBPLAY_LOOPING); | |
624 | if (FAILED (hr)) { | |
c0fe3827 | 625 | dsound_logerr (hr, "Could not start playing buffer\n"); |
1d14ffa9 FB |
626 | return -1; |
627 | } | |
628 | break; | |
629 | ||
630 | case VOICE_DISABLE: | |
631 | if (dsound_get_status_out (dsb, &status)) { | |
632 | return -1; | |
633 | } | |
634 | ||
635 | if (status & DSBSTATUS_PLAYING) { | |
636 | hr = IDirectSoundBuffer_Stop (dsb); | |
637 | if (FAILED (hr)) { | |
c0fe3827 | 638 | dsound_logerr (hr, "Could not stop playing buffer\n"); |
1d14ffa9 FB |
639 | return -1; |
640 | } | |
641 | } | |
642 | else { | |
c0fe3827 | 643 | dolog ("warning: Voice is not playing\n"); |
1d14ffa9 FB |
644 | } |
645 | break; | |
646 | } | |
647 | return 0; | |
648 | } | |
649 | ||
650 | static int dsound_write (SWVoiceOut *sw, void *buf, int len) | |
651 | { | |
652 | return audio_pcm_sw_write (sw, buf, len); | |
653 | } | |
654 | ||
655 | static int dsound_run_out (HWVoiceOut *hw) | |
656 | { | |
657 | int err; | |
658 | HRESULT hr; | |
659 | DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; | |
660 | LPDIRECTSOUNDBUFFER dsb = ds->dsound_buffer; | |
661 | int live, len, hwshift; | |
662 | DWORD blen1, blen2; | |
663 | DWORD len1, len2; | |
664 | DWORD decr; | |
665 | DWORD wpos, ppos, old_pos; | |
666 | LPVOID p1, p2; | |
c0fe3827 | 667 | int bufsize; |
1d14ffa9 FB |
668 | |
669 | if (!dsb) { | |
670 | dolog ("Attempt to run empty with playback buffer\n"); | |
671 | return 0; | |
672 | } | |
673 | ||
674 | hwshift = hw->info.shift; | |
c0fe3827 | 675 | bufsize = hw->samples << hwshift; |
1d14ffa9 FB |
676 | |
677 | live = audio_pcm_hw_get_live_out (hw); | |
678 | ||
679 | hr = IDirectSoundBuffer_GetCurrentPosition ( | |
680 | dsb, | |
681 | &ppos, | |
682 | ds->first_time ? &wpos : NULL | |
683 | ); | |
684 | if (FAILED (hr)) { | |
c0fe3827 | 685 | dsound_logerr (hr, "Could not get playback buffer position\n"); |
1d14ffa9 FB |
686 | return 0; |
687 | } | |
688 | ||
689 | len = live << hwshift; | |
690 | ||
691 | if (ds->first_time) { | |
692 | if (conf.latency_millis) { | |
c0fe3827 | 693 | DWORD cur_blat; |
1d14ffa9 | 694 | |
c0fe3827 | 695 | cur_blat = audio_ring_dist (wpos, ppos, bufsize); |
1d14ffa9 FB |
696 | ds->first_time = 0; |
697 | old_pos = wpos; | |
698 | old_pos += | |
699 | millis_to_bytes (&hw->info, conf.latency_millis) - cur_blat; | |
c0fe3827 | 700 | old_pos %= bufsize; |
1d14ffa9 FB |
701 | old_pos &= ~hw->info.align; |
702 | } | |
703 | else { | |
704 | old_pos = wpos; | |
705 | } | |
706 | #ifdef DEBUG_DSOUND | |
707 | ds->played = 0; | |
708 | ds->mixed = 0; | |
709 | #endif | |
710 | } | |
711 | else { | |
712 | if (ds->old_pos == ppos) { | |
713 | #ifdef DEBUG_DSOUND | |
714 | dolog ("old_pos == ppos\n"); | |
715 | #endif | |
716 | return 0; | |
717 | } | |
718 | ||
719 | #ifdef DEBUG_DSOUND | |
720 | ds->played += audio_ring_dist (ds->old_pos, ppos, hw->bufsize); | |
721 | #endif | |
722 | old_pos = ds->old_pos; | |
723 | } | |
724 | ||
725 | if ((old_pos < ppos) && ((old_pos + len) > ppos)) { | |
726 | len = ppos - old_pos; | |
727 | } | |
728 | else { | |
c0fe3827 FB |
729 | if ((old_pos > ppos) && ((old_pos + len) > (ppos + bufsize))) { |
730 | len = bufsize - old_pos + ppos; | |
1d14ffa9 FB |
731 | } |
732 | } | |
733 | ||
c0fe3827 FB |
734 | if (audio_bug (AUDIO_FUNC, len < 0 || len > bufsize)) { |
735 | dolog ("len=%d bufsize=%d old_pos=%ld ppos=%ld\n", | |
736 | len, bufsize, old_pos, ppos); | |
1d14ffa9 FB |
737 | return 0; |
738 | } | |
739 | ||
740 | len &= ~hw->info.align; | |
741 | if (!len) { | |
742 | return 0; | |
743 | } | |
744 | ||
745 | #ifdef DEBUG_DSOUND | |
746 | ds->old_ppos = ppos; | |
747 | #endif | |
748 | err = dsound_lock_out ( | |
749 | dsb, | |
750 | &hw->info, | |
751 | old_pos, | |
752 | len, | |
753 | &p1, &p2, | |
754 | &blen1, &blen2, | |
755 | 0 | |
756 | ); | |
757 | if (err) { | |
758 | return 0; | |
759 | } | |
760 | ||
761 | len1 = blen1 >> hwshift; | |
762 | len2 = blen2 >> hwshift; | |
763 | decr = len1 + len2; | |
764 | ||
765 | if (p1 && len1) { | |
766 | dsound_write_sample (hw, p1, len1); | |
767 | } | |
768 | ||
769 | if (p2 && len2) { | |
770 | dsound_write_sample (hw, p2, len2); | |
771 | } | |
772 | ||
773 | dsound_unlock_out (dsb, p1, p2, blen1, blen2); | |
c0fe3827 | 774 | ds->old_pos = (old_pos + (decr << hwshift)) % bufsize; |
1d14ffa9 FB |
775 | |
776 | #ifdef DEBUG_DSOUND | |
777 | ds->mixed += decr << hwshift; | |
778 | ||
779 | dolog ("played %lu mixed %lu diff %ld sec %f\n", | |
780 | ds->played, | |
781 | ds->mixed, | |
782 | ds->mixed - ds->played, | |
783 | abs (ds->mixed - ds->played) / (double) hw->info.bytes_per_second); | |
784 | #endif | |
785 | return decr; | |
786 | } | |
787 | ||
788 | static int dsound_ctl_in (HWVoiceIn *hw, int cmd, ...) | |
789 | { | |
790 | HRESULT hr; | |
791 | DWORD status; | |
792 | DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; | |
793 | LPDIRECTSOUNDCAPTUREBUFFER dscb = ds->dsound_capture_buffer; | |
794 | ||
795 | if (!dscb) { | |
796 | dolog ("Attempt to control capture voice without a buffer\n"); | |
797 | return -1; | |
798 | } | |
799 | ||
800 | switch (cmd) { | |
801 | case VOICE_ENABLE: | |
802 | if (dsound_get_status_in (dscb, &status)) { | |
803 | return -1; | |
804 | } | |
805 | ||
806 | if (status & DSCBSTATUS_CAPTURING) { | |
c0fe3827 | 807 | dolog ("warning: Voice is already capturing\n"); |
1d14ffa9 FB |
808 | return 0; |
809 | } | |
810 | ||
811 | /* clear ?? */ | |
812 | ||
813 | hr = IDirectSoundCaptureBuffer_Start (dscb, DSCBSTART_LOOPING); | |
814 | if (FAILED (hr)) { | |
c0fe3827 | 815 | dsound_logerr (hr, "Could not start capturing\n"); |
1d14ffa9 FB |
816 | return -1; |
817 | } | |
818 | break; | |
819 | ||
820 | case VOICE_DISABLE: | |
821 | if (dsound_get_status_in (dscb, &status)) { | |
822 | return -1; | |
823 | } | |
824 | ||
825 | if (status & DSCBSTATUS_CAPTURING) { | |
826 | hr = IDirectSoundCaptureBuffer_Stop (dscb); | |
827 | if (FAILED (hr)) { | |
c0fe3827 | 828 | dsound_logerr (hr, "Could not stop capturing\n"); |
1d14ffa9 FB |
829 | return -1; |
830 | } | |
831 | } | |
832 | else { | |
c0fe3827 | 833 | dolog ("warning: Voice is not capturing\n"); |
1d14ffa9 FB |
834 | } |
835 | break; | |
836 | } | |
837 | return 0; | |
838 | } | |
839 | ||
840 | static int dsound_read (SWVoiceIn *sw, void *buf, int len) | |
841 | { | |
842 | return audio_pcm_sw_read (sw, buf, len); | |
843 | } | |
844 | ||
845 | static int dsound_run_in (HWVoiceIn *hw) | |
846 | { | |
847 | int err; | |
848 | HRESULT hr; | |
849 | DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; | |
850 | LPDIRECTSOUNDCAPTUREBUFFER dscb = ds->dsound_capture_buffer; | |
851 | int live, len, dead; | |
852 | DWORD blen1, blen2; | |
853 | DWORD len1, len2; | |
854 | DWORD decr; | |
855 | DWORD cpos, rpos; | |
856 | LPVOID p1, p2; | |
857 | int hwshift; | |
858 | ||
859 | if (!dscb) { | |
860 | dolog ("Attempt to run without capture buffer\n"); | |
861 | return 0; | |
862 | } | |
863 | ||
864 | hwshift = hw->info.shift; | |
865 | ||
866 | live = audio_pcm_hw_get_live_in (hw); | |
867 | dead = hw->samples - live; | |
868 | if (!dead) { | |
869 | return 0; | |
870 | } | |
871 | ||
872 | hr = IDirectSoundCaptureBuffer_GetCurrentPosition ( | |
873 | dscb, | |
874 | &cpos, | |
875 | ds->first_time ? &rpos : NULL | |
876 | ); | |
877 | if (FAILED (hr)) { | |
c0fe3827 | 878 | dsound_logerr (hr, "Could not get capture buffer position\n"); |
1d14ffa9 FB |
879 | return 0; |
880 | } | |
881 | ||
882 | if (ds->first_time) { | |
883 | ds->first_time = 0; | |
884 | if (rpos & hw->info.align) { | |
c0fe3827 | 885 | ldebug ("warning: Misaligned capture read position %ld(%d)\n", |
1d14ffa9 FB |
886 | rpos, hw->info.align); |
887 | } | |
888 | hw->wpos = rpos >> hwshift; | |
889 | } | |
890 | ||
891 | if (cpos & hw->info.align) { | |
c0fe3827 | 892 | ldebug ("warning: Misaligned capture position %ld(%d)\n", |
1d14ffa9 FB |
893 | cpos, hw->info.align); |
894 | } | |
895 | cpos >>= hwshift; | |
896 | ||
897 | len = audio_ring_dist (cpos, hw->wpos, hw->samples); | |
898 | if (!len) { | |
899 | return 0; | |
900 | } | |
901 | len = audio_MIN (len, dead); | |
902 | ||
903 | err = dsound_lock_in ( | |
904 | dscb, | |
905 | &hw->info, | |
906 | hw->wpos << hwshift, | |
907 | len << hwshift, | |
908 | &p1, | |
909 | &p2, | |
910 | &blen1, | |
911 | &blen2, | |
912 | 0 | |
913 | ); | |
914 | if (err) { | |
915 | return 0; | |
916 | } | |
917 | ||
918 | len1 = blen1 >> hwshift; | |
919 | len2 = blen2 >> hwshift; | |
920 | decr = len1 + len2; | |
921 | ||
922 | if (p1 && len1) { | |
923 | hw->conv (hw->conv_buf + hw->wpos, p1, len1, &nominal_volume); | |
924 | } | |
925 | ||
926 | if (p2 && len2) { | |
927 | hw->conv (hw->conv_buf, p2, len2, &nominal_volume); | |
928 | } | |
929 | ||
930 | dsound_unlock_in (dscb, p1, p2, blen1, blen2); | |
931 | hw->wpos = (hw->wpos + decr) % hw->samples; | |
932 | return decr; | |
933 | } | |
934 | ||
935 | static void dsound_audio_fini (void *opaque) | |
936 | { | |
937 | HRESULT hr; | |
938 | dsound *s = opaque; | |
939 | ||
940 | if (!s->dsound) { | |
941 | return; | |
942 | } | |
943 | ||
944 | hr = IDirectSound_Release (s->dsound); | |
945 | if (FAILED (hr)) { | |
c0fe3827 | 946 | dsound_logerr (hr, "Could not release DirectSound\n"); |
1d14ffa9 FB |
947 | } |
948 | s->dsound = NULL; | |
949 | ||
950 | if (!s->dsound_capture) { | |
951 | return; | |
952 | } | |
953 | ||
954 | hr = IDirectSoundCapture_Release (s->dsound_capture); | |
955 | if (FAILED (hr)) { | |
c0fe3827 | 956 | dsound_logerr (hr, "Could not release DirectSoundCapture\n"); |
1d14ffa9 FB |
957 | } |
958 | s->dsound_capture = NULL; | |
959 | } | |
960 | ||
961 | static void *dsound_audio_init (void) | |
962 | { | |
963 | int err; | |
964 | HRESULT hr; | |
965 | dsound *s = &glob_dsound; | |
966 | ||
967 | hr = CoInitialize (NULL); | |
968 | if (FAILED (hr)) { | |
c0fe3827 | 969 | dsound_logerr (hr, "Could not initialize COM\n"); |
1d14ffa9 FB |
970 | return NULL; |
971 | } | |
972 | ||
973 | hr = CoCreateInstance ( | |
974 | &CLSID_DirectSound, | |
975 | NULL, | |
976 | CLSCTX_ALL, | |
977 | &IID_IDirectSound, | |
978 | (void **) &s->dsound | |
979 | ); | |
980 | if (FAILED (hr)) { | |
c0fe3827 | 981 | dsound_logerr (hr, "Could not create DirectSound instance\n"); |
1d14ffa9 FB |
982 | return NULL; |
983 | } | |
984 | ||
985 | hr = IDirectSound_Initialize (s->dsound, NULL); | |
986 | if (FAILED (hr)) { | |
c0fe3827 | 987 | dsound_logerr (hr, "Could not initialize DirectSound\n"); |
8ead62cf FB |
988 | |
989 | hr = IDirectSound_Release (s->dsound); | |
990 | if (FAILED (hr)) { | |
991 | dsound_logerr (hr, "Could not release DirectSound\n"); | |
992 | } | |
993 | s->dsound = NULL; | |
1d14ffa9 FB |
994 | return NULL; |
995 | } | |
996 | ||
997 | hr = CoCreateInstance ( | |
998 | &CLSID_DirectSoundCapture, | |
999 | NULL, | |
1000 | CLSCTX_ALL, | |
1001 | &IID_IDirectSoundCapture, | |
1002 | (void **) &s->dsound_capture | |
1003 | ); | |
1004 | if (FAILED (hr)) { | |
c0fe3827 | 1005 | dsound_logerr (hr, "Could not create DirectSoundCapture instance\n"); |
1d14ffa9 FB |
1006 | } |
1007 | else { | |
1008 | hr = IDirectSoundCapture_Initialize (s->dsound_capture, NULL); | |
1009 | if (FAILED (hr)) { | |
c0fe3827 | 1010 | dsound_logerr (hr, "Could not initialize DirectSoundCapture\n"); |
1d14ffa9 FB |
1011 | |
1012 | hr = IDirectSoundCapture_Release (s->dsound_capture); | |
1013 | if (FAILED (hr)) { | |
c0fe3827 | 1014 | dsound_logerr (hr, "Could not release DirectSoundCapture\n"); |
1d14ffa9 FB |
1015 | } |
1016 | s->dsound_capture = NULL; | |
1017 | } | |
1018 | } | |
1019 | ||
1020 | err = dsound_open (s); | |
1021 | if (err) { | |
1022 | dsound_audio_fini (s); | |
1023 | return NULL; | |
1024 | } | |
1025 | ||
1026 | return s; | |
1027 | } | |
1028 | ||
1029 | static struct audio_option dsound_options[] = { | |
1030 | {"LOCK_RETRIES", AUD_OPT_INT, &conf.lock_retries, | |
1031 | "Number of times to attempt locking the buffer", NULL, 0}, | |
1032 | {"RESTOURE_RETRIES", AUD_OPT_INT, &conf.restore_retries, | |
1033 | "Number of times to attempt restoring the buffer", NULL, 0}, | |
1034 | {"GETSTATUS_RETRIES", AUD_OPT_INT, &conf.getstatus_retries, | |
1035 | "Number of times to attempt getting status of the buffer", NULL, 0}, | |
1036 | {"SET_PRIMARY", AUD_OPT_BOOL, &conf.set_primary, | |
1037 | "Set the parameters of primary buffer", NULL, 0}, | |
1038 | {"LATENCY_MILLIS", AUD_OPT_INT, &conf.latency_millis, | |
1039 | "(undocumented)", NULL, 0}, | |
c0fe3827 | 1040 | {"PRIMARY_FREQ", AUD_OPT_INT, &conf.settings.freq, |
1d14ffa9 | 1041 | "Primary buffer frequency", NULL, 0}, |
c0fe3827 | 1042 | {"PRIMARY_CHANNELS", AUD_OPT_INT, &conf.settings.nchannels, |
1d14ffa9 | 1043 | "Primary buffer number of channels (1 - mono, 2 - stereo)", NULL, 0}, |
c0fe3827 | 1044 | {"PRIMARY_FMT", AUD_OPT_FMT, &conf.settings.fmt, |
1d14ffa9 FB |
1045 | "Primary buffer format", NULL, 0}, |
1046 | {"BUFSIZE_OUT", AUD_OPT_INT, &conf.bufsize_out, | |
1047 | "(undocumented)", NULL, 0}, | |
1048 | {"BUFSIZE_IN", AUD_OPT_INT, &conf.bufsize_in, | |
1049 | "(undocumented)", NULL, 0}, | |
1050 | {NULL, 0, NULL, NULL, NULL, 0} | |
1051 | }; | |
1052 | ||
1053 | static struct audio_pcm_ops dsound_pcm_ops = { | |
1054 | dsound_init_out, | |
1055 | dsound_fini_out, | |
1056 | dsound_run_out, | |
1057 | dsound_write, | |
1058 | dsound_ctl_out, | |
1059 | ||
1060 | dsound_init_in, | |
1061 | dsound_fini_in, | |
1062 | dsound_run_in, | |
1063 | dsound_read, | |
1064 | dsound_ctl_in | |
1065 | }; | |
1066 | ||
1067 | struct audio_driver dsound_audio_driver = { | |
1068 | INIT_FIELD (name = ) "dsound", | |
1069 | INIT_FIELD (descr = ) | |
1070 | "DirectSound http://wikipedia.org/wiki/DirectSound", | |
1071 | INIT_FIELD (options = ) dsound_options, | |
1072 | INIT_FIELD (init = ) dsound_audio_init, | |
1073 | INIT_FIELD (fini = ) dsound_audio_fini, | |
1074 | INIT_FIELD (pcm_ops = ) &dsound_pcm_ops, | |
1075 | INIT_FIELD (can_be_default = ) 1, | |
1076 | INIT_FIELD (max_voices_out = ) INT_MAX, | |
1077 | INIT_FIELD (max_voices_in = ) 1, | |
1078 | INIT_FIELD (voice_size_out = ) sizeof (DSoundVoiceOut), | |
1079 | INIT_FIELD (voice_size_in = ) sizeof (DSoundVoiceIn) | |
1080 | }; |