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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 | ||
749bc4bf PB |
29 | #include "qemu-common.h" |
30 | #include "audio.h" | |
1d14ffa9 FB |
31 | |
32 | #define AUDIO_CAP "dsound" | |
33 | #include "audio_int.h" | |
34 | ||
4fddf62a | 35 | #define WIN32_LEAN_AND_MEAN |
1d14ffa9 | 36 | #include <windows.h> |
4fddf62a | 37 | #include <mmsystem.h> |
1d14ffa9 FB |
38 | #include <objbase.h> |
39 | #include <dsound.h> | |
40 | ||
41 | /* #define DEBUG_DSOUND */ | |
42 | ||
1d14ffa9 FB |
43 | static struct { |
44 | int lock_retries; | |
45 | int restore_retries; | |
46 | int getstatus_retries; | |
47 | int set_primary; | |
48 | int bufsize_in; | |
49 | int bufsize_out; | |
c0fe3827 | 50 | audsettings_t settings; |
1d14ffa9 FB |
51 | int latency_millis; |
52 | } conf = { | |
53 | 1, | |
54 | 1, | |
55 | 1, | |
56 | 0, | |
57 | 16384, | |
58 | 16384, | |
59 | { | |
60 | 44100, | |
61 | 2, | |
62 | AUD_FMT_S16 | |
63 | }, | |
64 | 10 | |
65 | }; | |
66 | ||
67 | typedef struct { | |
68 | LPDIRECTSOUND dsound; | |
69 | LPDIRECTSOUNDCAPTURE dsound_capture; | |
70 | LPDIRECTSOUNDBUFFER dsound_primary_buffer; | |
c0fe3827 | 71 | audsettings_t settings; |
1d14ffa9 FB |
72 | } dsound; |
73 | ||
74 | static dsound glob_dsound; | |
75 | ||
76 | typedef struct { | |
77 | HWVoiceOut hw; | |
78 | LPDIRECTSOUNDBUFFER dsound_buffer; | |
79 | DWORD old_pos; | |
80 | int first_time; | |
81 | #ifdef DEBUG_DSOUND | |
82 | DWORD old_ppos; | |
83 | DWORD played; | |
84 | DWORD mixed; | |
85 | #endif | |
86 | } DSoundVoiceOut; | |
87 | ||
88 | typedef struct { | |
89 | HWVoiceIn hw; | |
90 | int first_time; | |
91 | LPDIRECTSOUNDCAPTUREBUFFER dsound_capture_buffer; | |
92 | } DSoundVoiceIn; | |
93 | ||
94 | static void dsound_log_hresult (HRESULT hr) | |
95 | { | |
96 | const char *str = "BUG"; | |
97 | ||
98 | switch (hr) { | |
99 | case DS_OK: | |
100 | str = "The method succeeded"; | |
101 | break; | |
102 | #ifdef DS_NO_VIRTUALIZATION | |
103 | case DS_NO_VIRTUALIZATION: | |
104 | str = "The buffer was created, but another 3D algorithm was substituted"; | |
105 | break; | |
106 | #endif | |
107 | #ifdef DS_INCOMPLETE | |
108 | case DS_INCOMPLETE: | |
109 | str = "The method succeeded, but not all the optional effects were obtained"; | |
110 | break; | |
111 | #endif | |
112 | #ifdef DSERR_ACCESSDENIED | |
113 | case DSERR_ACCESSDENIED: | |
114 | str = "The request failed because access was denied"; | |
115 | break; | |
116 | #endif | |
117 | #ifdef DSERR_ALLOCATED | |
118 | case DSERR_ALLOCATED: | |
119 | str = "The request failed because resources, such as a priority level, were already in use by another caller"; | |
120 | break; | |
121 | #endif | |
122 | #ifdef DSERR_ALREADYINITIALIZED | |
123 | case DSERR_ALREADYINITIALIZED: | |
124 | str = "The object is already initialized"; | |
125 | break; | |
126 | #endif | |
127 | #ifdef DSERR_BADFORMAT | |
128 | case DSERR_BADFORMAT: | |
129 | str = "The specified wave format is not supported"; | |
130 | break; | |
131 | #endif | |
132 | #ifdef DSERR_BADSENDBUFFERGUID | |
133 | case DSERR_BADSENDBUFFERGUID: | |
134 | str = "The GUID specified in an audiopath file does not match a valid mix-in buffer"; | |
135 | break; | |
136 | #endif | |
137 | #ifdef DSERR_BUFFERLOST | |
138 | case DSERR_BUFFERLOST: | |
139 | str = "The buffer memory has been lost and must be restored"; | |
140 | break; | |
141 | #endif | |
142 | #ifdef DSERR_BUFFERTOOSMALL | |
143 | case DSERR_BUFFERTOOSMALL: | |
144 | str = "The buffer size is not great enough to enable effects processing"; | |
145 | break; | |
146 | #endif | |
147 | #ifdef DSERR_CONTROLUNAVAIL | |
148 | case DSERR_CONTROLUNAVAIL: | |
149 | 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"; | |
150 | break; | |
151 | #endif | |
152 | #ifdef DSERR_DS8_REQUIRED | |
153 | case DSERR_DS8_REQUIRED: | |
154 | str = "A DirectSound object of class CLSID_DirectSound8 or later is required for the requested functionality. For more information, see IDirectSound8 Interface"; | |
155 | break; | |
156 | #endif | |
157 | #ifdef DSERR_FXUNAVAILABLE | |
158 | case DSERR_FXUNAVAILABLE: | |
159 | 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"; | |
160 | break; | |
161 | #endif | |
162 | #ifdef DSERR_GENERIC | |
163 | case DSERR_GENERIC : | |
164 | str = "An undetermined error occurred inside the DirectSound subsystem"; | |
165 | break; | |
166 | #endif | |
167 | #ifdef DSERR_INVALIDCALL | |
168 | case DSERR_INVALIDCALL: | |
169 | str = "This function is not valid for the current state of this object"; | |
170 | break; | |
171 | #endif | |
172 | #ifdef DSERR_INVALIDPARAM | |
173 | case DSERR_INVALIDPARAM: | |
174 | str = "An invalid parameter was passed to the returning function"; | |
175 | break; | |
176 | #endif | |
177 | #ifdef DSERR_NOAGGREGATION | |
178 | case DSERR_NOAGGREGATION: | |
179 | str = "The object does not support aggregation"; | |
180 | break; | |
181 | #endif | |
182 | #ifdef DSERR_NODRIVER | |
183 | case DSERR_NODRIVER: | |
184 | str = "No sound driver is available for use, or the given GUID is not a valid DirectSound device ID"; | |
185 | break; | |
186 | #endif | |
187 | #ifdef DSERR_NOINTERFACE | |
188 | case DSERR_NOINTERFACE: | |
189 | str = "The requested COM interface is not available"; | |
190 | break; | |
191 | #endif | |
192 | #ifdef DSERR_OBJECTNOTFOUND | |
193 | case DSERR_OBJECTNOTFOUND: | |
194 | str = "The requested object was not found"; | |
195 | break; | |
196 | #endif | |
197 | #ifdef DSERR_OTHERAPPHASPRIO | |
198 | case DSERR_OTHERAPPHASPRIO: | |
199 | str = "Another application has a higher priority level, preventing this call from succeeding"; | |
200 | break; | |
201 | #endif | |
202 | #ifdef DSERR_OUTOFMEMORY | |
203 | case DSERR_OUTOFMEMORY: | |
204 | str = "The DirectSound subsystem could not allocate sufficient memory to complete the caller's request"; | |
205 | break; | |
206 | #endif | |
207 | #ifdef DSERR_PRIOLEVELNEEDED | |
208 | case DSERR_PRIOLEVELNEEDED: | |
209 | str = "A cooperative level of DSSCL_PRIORITY or higher is required"; | |
210 | break; | |
211 | #endif | |
212 | #ifdef DSERR_SENDLOOP | |
213 | case DSERR_SENDLOOP: | |
214 | str = "A circular loop of send effects was detected"; | |
215 | break; | |
216 | #endif | |
217 | #ifdef DSERR_UNINITIALIZED | |
218 | case DSERR_UNINITIALIZED: | |
219 | str = "The Initialize method has not been called or has not been called successfully before other methods were called"; | |
220 | break; | |
221 | #endif | |
222 | #ifdef DSERR_UNSUPPORTED | |
223 | case DSERR_UNSUPPORTED: | |
224 | str = "The function called is not supported at this time"; | |
225 | break; | |
226 | #endif | |
227 | default: | |
228 | AUD_log (AUDIO_CAP, "Reason: Unknown (HRESULT %#lx)\n", hr); | |
229 | return; | |
230 | } | |
231 | ||
232 | AUD_log (AUDIO_CAP, "Reason: %s\n", str); | |
233 | } | |
234 | ||
235 | static void GCC_FMT_ATTR (2, 3) dsound_logerr ( | |
236 | HRESULT hr, | |
237 | const char *fmt, | |
238 | ... | |
239 | ) | |
240 | { | |
241 | va_list ap; | |
242 | ||
243 | va_start (ap, fmt); | |
244 | AUD_vlog (AUDIO_CAP, fmt, ap); | |
245 | va_end (ap); | |
246 | ||
247 | dsound_log_hresult (hr); | |
248 | } | |
249 | ||
250 | static void GCC_FMT_ATTR (3, 4) dsound_logerr2 ( | |
251 | HRESULT hr, | |
252 | const char *typ, | |
253 | const char *fmt, | |
254 | ... | |
255 | ) | |
256 | { | |
257 | va_list ap; | |
258 | ||
c0fe3827 | 259 | AUD_log (AUDIO_CAP, "Could not initialize %s\n", typ); |
1d14ffa9 FB |
260 | va_start (ap, fmt); |
261 | AUD_vlog (AUDIO_CAP, fmt, ap); | |
262 | va_end (ap); | |
263 | ||
264 | dsound_log_hresult (hr); | |
265 | } | |
266 | ||
267 | static DWORD millis_to_bytes (struct audio_pcm_info *info, DWORD millis) | |
268 | { | |
269 | return (millis * info->bytes_per_second) / 1000; | |
270 | } | |
271 | ||
272 | #ifdef DEBUG_DSOUND | |
273 | static void print_wave_format (WAVEFORMATEX *wfx) | |
274 | { | |
275 | dolog ("tag = %d\n", wfx->wFormatTag); | |
276 | dolog ("nChannels = %d\n", wfx->nChannels); | |
277 | dolog ("nSamplesPerSec = %ld\n", wfx->nSamplesPerSec); | |
278 | dolog ("nAvgBytesPerSec = %ld\n", wfx->nAvgBytesPerSec); | |
279 | dolog ("nBlockAlign = %d\n", wfx->nBlockAlign); | |
280 | dolog ("wBitsPerSample = %d\n", wfx->wBitsPerSample); | |
281 | dolog ("cbSize = %d\n", wfx->cbSize); | |
282 | } | |
283 | #endif | |
284 | ||
285 | static int dsound_restore_out (LPDIRECTSOUNDBUFFER dsb) | |
286 | { | |
287 | HRESULT hr; | |
288 | int i; | |
289 | ||
290 | for (i = 0; i < conf.restore_retries; ++i) { | |
291 | hr = IDirectSoundBuffer_Restore (dsb); | |
292 | ||
293 | switch (hr) { | |
294 | case DS_OK: | |
295 | return 0; | |
296 | ||
297 | case DSERR_BUFFERLOST: | |
298 | continue; | |
299 | ||
300 | default: | |
c0fe3827 | 301 | dsound_logerr (hr, "Could not restore playback buffer\n"); |
1d14ffa9 FB |
302 | return -1; |
303 | } | |
304 | } | |
305 | ||
306 | dolog ("%d attempts to restore playback buffer failed\n", i); | |
307 | return -1; | |
308 | } | |
309 | ||
c0fe3827 | 310 | static int waveformat_from_audio_settings (WAVEFORMATEX *wfx, audsettings_t *as) |
1d14ffa9 FB |
311 | { |
312 | memset (wfx, 0, sizeof (*wfx)); | |
313 | ||
314 | wfx->wFormatTag = WAVE_FORMAT_PCM; | |
c0fe3827 FB |
315 | wfx->nChannels = as->nchannels; |
316 | wfx->nSamplesPerSec = as->freq; | |
317 | wfx->nAvgBytesPerSec = as->freq << (as->nchannels == 2); | |
318 | wfx->nBlockAlign = 1 << (as->nchannels == 2); | |
1d14ffa9 FB |
319 | wfx->cbSize = 0; |
320 | ||
c0fe3827 | 321 | switch (as->fmt) { |
1d14ffa9 FB |
322 | case AUD_FMT_S8: |
323 | wfx->wBitsPerSample = 8; | |
324 | break; | |
325 | ||
326 | case AUD_FMT_U8: | |
327 | wfx->wBitsPerSample = 8; | |
328 | break; | |
329 | ||
330 | case AUD_FMT_S16: | |
331 | wfx->wBitsPerSample = 16; | |
332 | wfx->nAvgBytesPerSec <<= 1; | |
333 | wfx->nBlockAlign <<= 1; | |
334 | break; | |
335 | ||
336 | case AUD_FMT_U16: | |
337 | wfx->wBitsPerSample = 16; | |
338 | wfx->nAvgBytesPerSec <<= 1; | |
339 | wfx->nBlockAlign <<= 1; | |
340 | break; | |
341 | ||
342 | default: | |
c0fe3827 | 343 | dolog ("Internal logic error: Bad audio format %d\n", as->freq); |
1d14ffa9 FB |
344 | return -1; |
345 | } | |
346 | ||
347 | return 0; | |
348 | } | |
349 | ||
c0fe3827 | 350 | static int waveformat_to_audio_settings (WAVEFORMATEX *wfx, audsettings_t *as) |
1d14ffa9 FB |
351 | { |
352 | if (wfx->wFormatTag != WAVE_FORMAT_PCM) { | |
353 | dolog ("Invalid wave format, tag is not PCM, but %d\n", | |
354 | wfx->wFormatTag); | |
355 | return -1; | |
356 | } | |
357 | ||
358 | if (!wfx->nSamplesPerSec) { | |
359 | dolog ("Invalid wave format, frequency is zero\n"); | |
360 | return -1; | |
361 | } | |
c0fe3827 | 362 | as->freq = wfx->nSamplesPerSec; |
1d14ffa9 FB |
363 | |
364 | switch (wfx->nChannels) { | |
365 | case 1: | |
c0fe3827 | 366 | as->nchannels = 1; |
1d14ffa9 FB |
367 | break; |
368 | ||
369 | case 2: | |
c0fe3827 | 370 | as->nchannels = 2; |
1d14ffa9 FB |
371 | break; |
372 | ||
373 | default: | |
374 | dolog ( | |
375 | "Invalid wave format, number of channels is not 1 or 2, but %d\n", | |
376 | wfx->nChannels | |
377 | ); | |
378 | return -1; | |
379 | } | |
380 | ||
381 | switch (wfx->wBitsPerSample) { | |
382 | case 8: | |
c0fe3827 | 383 | as->fmt = AUD_FMT_U8; |
1d14ffa9 FB |
384 | break; |
385 | ||
386 | case 16: | |
c0fe3827 | 387 | as->fmt = AUD_FMT_S16; |
1d14ffa9 FB |
388 | break; |
389 | ||
390 | default: | |
391 | dolog ("Invalid wave format, bits per sample is not 8 or 16, but %d\n", | |
392 | wfx->wBitsPerSample); | |
393 | return -1; | |
394 | } | |
395 | ||
396 | return 0; | |
397 | } | |
398 | ||
399 | #include "dsound_template.h" | |
400 | #define DSBTYPE_IN | |
401 | #include "dsound_template.h" | |
402 | #undef DSBTYPE_IN | |
403 | ||
404 | static int dsound_get_status_out (LPDIRECTSOUNDBUFFER dsb, DWORD *statusp) | |
405 | { | |
406 | HRESULT hr; | |
407 | int i; | |
408 | ||
409 | for (i = 0; i < conf.getstatus_retries; ++i) { | |
410 | hr = IDirectSoundBuffer_GetStatus (dsb, statusp); | |
411 | if (FAILED (hr)) { | |
c0fe3827 | 412 | dsound_logerr (hr, "Could not get playback buffer status\n"); |
1d14ffa9 FB |
413 | return -1; |
414 | } | |
415 | ||
416 | if (*statusp & DSERR_BUFFERLOST) { | |
417 | if (dsound_restore_out (dsb)) { | |
418 | return -1; | |
419 | } | |
420 | continue; | |
421 | } | |
422 | break; | |
423 | } | |
424 | ||
425 | return 0; | |
426 | } | |
427 | ||
428 | static int dsound_get_status_in (LPDIRECTSOUNDCAPTUREBUFFER dscb, | |
429 | DWORD *statusp) | |
430 | { | |
431 | HRESULT hr; | |
432 | ||
433 | hr = IDirectSoundCaptureBuffer_GetStatus (dscb, statusp); | |
434 | if (FAILED (hr)) { | |
c0fe3827 | 435 | dsound_logerr (hr, "Could not get capture buffer status\n"); |
1d14ffa9 FB |
436 | return -1; |
437 | } | |
438 | ||
439 | return 0; | |
440 | } | |
441 | ||
442 | static void dsound_write_sample (HWVoiceOut *hw, uint8_t *dst, int dst_len) | |
443 | { | |
444 | int src_len1 = dst_len; | |
445 | int src_len2 = 0; | |
446 | int pos = hw->rpos + dst_len; | |
447 | st_sample_t *src1 = hw->mix_buf + hw->rpos; | |
448 | st_sample_t *src2 = NULL; | |
449 | ||
450 | if (pos > hw->samples) { | |
451 | src_len1 = hw->samples - hw->rpos; | |
452 | src2 = hw->mix_buf; | |
453 | src_len2 = dst_len - src_len1; | |
454 | pos = src_len2; | |
455 | } | |
456 | ||
457 | if (src_len1) { | |
458 | hw->clip (dst, src1, src_len1); | |
1d14ffa9 FB |
459 | } |
460 | ||
461 | if (src_len2) { | |
462 | dst = advance (dst, src_len1 << hw->info.shift); | |
463 | hw->clip (dst, src2, src_len2); | |
1d14ffa9 FB |
464 | } |
465 | ||
466 | hw->rpos = pos % hw->samples; | |
467 | } | |
468 | ||
469 | static void dsound_clear_sample (HWVoiceOut *hw, LPDIRECTSOUNDBUFFER dsb) | |
470 | { | |
471 | int err; | |
472 | LPVOID p1, p2; | |
473 | DWORD blen1, blen2, len1, len2; | |
474 | ||
475 | err = dsound_lock_out ( | |
476 | dsb, | |
477 | &hw->info, | |
478 | 0, | |
479 | hw->samples << hw->info.shift, | |
480 | &p1, &p2, | |
481 | &blen1, &blen2, | |
482 | 1 | |
483 | ); | |
484 | if (err) { | |
485 | return; | |
486 | } | |
487 | ||
488 | len1 = blen1 >> hw->info.shift; | |
489 | len2 = blen2 >> hw->info.shift; | |
490 | ||
491 | #ifdef DEBUG_DSOUND | |
492 | dolog ("clear %p,%ld,%ld %p,%ld,%ld\n", | |
493 | p1, blen1, len1, | |
494 | p2, blen2, len2); | |
495 | #endif | |
496 | ||
497 | if (p1 && len1) { | |
498 | audio_pcm_info_clear_buf (&hw->info, p1, len1); | |
499 | } | |
500 | ||
501 | if (p2 && len2) { | |
502 | audio_pcm_info_clear_buf (&hw->info, p2, len2); | |
503 | } | |
504 | ||
505 | dsound_unlock_out (dsb, p1, p2, blen1, blen2); | |
506 | } | |
507 | ||
508 | static void dsound_close (dsound *s) | |
509 | { | |
510 | HRESULT hr; | |
511 | ||
512 | if (s->dsound_primary_buffer) { | |
513 | hr = IDirectSoundBuffer_Release (s->dsound_primary_buffer); | |
514 | if (FAILED (hr)) { | |
c0fe3827 | 515 | dsound_logerr (hr, "Could not release primary buffer\n"); |
1d14ffa9 FB |
516 | } |
517 | s->dsound_primary_buffer = NULL; | |
518 | } | |
519 | } | |
520 | ||
521 | static int dsound_open (dsound *s) | |
522 | { | |
523 | int err; | |
524 | HRESULT hr; | |
525 | WAVEFORMATEX wfx; | |
526 | DSBUFFERDESC dsbd; | |
527 | HWND hwnd; | |
528 | ||
529 | hwnd = GetForegroundWindow (); | |
530 | hr = IDirectSound_SetCooperativeLevel ( | |
531 | s->dsound, | |
532 | hwnd, | |
533 | DSSCL_PRIORITY | |
534 | ); | |
535 | ||
536 | if (FAILED (hr)) { | |
c0fe3827 | 537 | dsound_logerr (hr, "Could not set cooperative level for window %p\n", |
1d14ffa9 FB |
538 | hwnd); |
539 | return -1; | |
540 | } | |
541 | ||
542 | if (!conf.set_primary) { | |
543 | return 0; | |
544 | } | |
545 | ||
c0fe3827 | 546 | err = waveformat_from_audio_settings (&wfx, &conf.settings); |
1d14ffa9 FB |
547 | if (err) { |
548 | return -1; | |
549 | } | |
550 | ||
551 | memset (&dsbd, 0, sizeof (dsbd)); | |
552 | dsbd.dwSize = sizeof (dsbd); | |
553 | dsbd.dwFlags = DSBCAPS_PRIMARYBUFFER; | |
554 | dsbd.dwBufferBytes = 0; | |
555 | dsbd.lpwfxFormat = NULL; | |
556 | ||
557 | hr = IDirectSound_CreateSoundBuffer ( | |
558 | s->dsound, | |
559 | &dsbd, | |
560 | &s->dsound_primary_buffer, | |
561 | NULL | |
562 | ); | |
563 | if (FAILED (hr)) { | |
c0fe3827 | 564 | dsound_logerr (hr, "Could not create primary playback buffer\n"); |
1d14ffa9 FB |
565 | return -1; |
566 | } | |
567 | ||
568 | hr = IDirectSoundBuffer_SetFormat (s->dsound_primary_buffer, &wfx); | |
569 | if (FAILED (hr)) { | |
c0fe3827 | 570 | dsound_logerr (hr, "Could not set primary playback buffer format\n"); |
1d14ffa9 FB |
571 | } |
572 | ||
573 | hr = IDirectSoundBuffer_GetFormat ( | |
574 | s->dsound_primary_buffer, | |
575 | &wfx, | |
576 | sizeof (wfx), | |
577 | NULL | |
578 | ); | |
579 | if (FAILED (hr)) { | |
c0fe3827 | 580 | dsound_logerr (hr, "Could not get primary playback buffer format\n"); |
1d14ffa9 FB |
581 | goto fail0; |
582 | } | |
583 | ||
584 | #ifdef DEBUG_DSOUND | |
585 | dolog ("Primary\n"); | |
586 | print_wave_format (&wfx); | |
587 | #endif | |
588 | ||
c0fe3827 | 589 | err = waveformat_to_audio_settings (&wfx, &s->settings); |
1d14ffa9 FB |
590 | if (err) { |
591 | goto fail0; | |
592 | } | |
593 | ||
594 | return 0; | |
595 | ||
596 | fail0: | |
597 | dsound_close (s); | |
598 | return -1; | |
599 | } | |
600 | ||
601 | static int dsound_ctl_out (HWVoiceOut *hw, int cmd, ...) | |
602 | { | |
603 | HRESULT hr; | |
604 | DWORD status; | |
605 | DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; | |
606 | LPDIRECTSOUNDBUFFER dsb = ds->dsound_buffer; | |
607 | ||
608 | if (!dsb) { | |
609 | dolog ("Attempt to control voice without a buffer\n"); | |
610 | return 0; | |
611 | } | |
612 | ||
613 | switch (cmd) { | |
614 | case VOICE_ENABLE: | |
615 | if (dsound_get_status_out (dsb, &status)) { | |
616 | return -1; | |
617 | } | |
618 | ||
619 | if (status & DSBSTATUS_PLAYING) { | |
c0fe3827 | 620 | dolog ("warning: Voice is already playing\n"); |
1d14ffa9 FB |
621 | return 0; |
622 | } | |
623 | ||
624 | dsound_clear_sample (hw, dsb); | |
625 | ||
626 | hr = IDirectSoundBuffer_Play (dsb, 0, 0, DSBPLAY_LOOPING); | |
627 | if (FAILED (hr)) { | |
c0fe3827 | 628 | dsound_logerr (hr, "Could not start playing buffer\n"); |
1d14ffa9 FB |
629 | return -1; |
630 | } | |
631 | break; | |
632 | ||
633 | case VOICE_DISABLE: | |
634 | if (dsound_get_status_out (dsb, &status)) { | |
635 | return -1; | |
636 | } | |
637 | ||
638 | if (status & DSBSTATUS_PLAYING) { | |
639 | hr = IDirectSoundBuffer_Stop (dsb); | |
640 | if (FAILED (hr)) { | |
c0fe3827 | 641 | dsound_logerr (hr, "Could not stop playing buffer\n"); |
1d14ffa9 FB |
642 | return -1; |
643 | } | |
644 | } | |
645 | else { | |
c0fe3827 | 646 | dolog ("warning: Voice is not playing\n"); |
1d14ffa9 FB |
647 | } |
648 | break; | |
649 | } | |
650 | return 0; | |
651 | } | |
652 | ||
653 | static int dsound_write (SWVoiceOut *sw, void *buf, int len) | |
654 | { | |
655 | return audio_pcm_sw_write (sw, buf, len); | |
656 | } | |
657 | ||
658 | static int dsound_run_out (HWVoiceOut *hw) | |
659 | { | |
660 | int err; | |
661 | HRESULT hr; | |
662 | DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; | |
663 | LPDIRECTSOUNDBUFFER dsb = ds->dsound_buffer; | |
664 | int live, len, hwshift; | |
665 | DWORD blen1, blen2; | |
666 | DWORD len1, len2; | |
667 | DWORD decr; | |
668 | DWORD wpos, ppos, old_pos; | |
669 | LPVOID p1, p2; | |
c0fe3827 | 670 | int bufsize; |
1d14ffa9 FB |
671 | |
672 | if (!dsb) { | |
673 | dolog ("Attempt to run empty with playback buffer\n"); | |
674 | return 0; | |
675 | } | |
676 | ||
677 | hwshift = hw->info.shift; | |
c0fe3827 | 678 | bufsize = hw->samples << hwshift; |
1d14ffa9 FB |
679 | |
680 | live = audio_pcm_hw_get_live_out (hw); | |
681 | ||
682 | hr = IDirectSoundBuffer_GetCurrentPosition ( | |
683 | dsb, | |
684 | &ppos, | |
685 | ds->first_time ? &wpos : NULL | |
686 | ); | |
687 | if (FAILED (hr)) { | |
c0fe3827 | 688 | dsound_logerr (hr, "Could not get playback buffer position\n"); |
1d14ffa9 FB |
689 | return 0; |
690 | } | |
691 | ||
692 | len = live << hwshift; | |
693 | ||
694 | if (ds->first_time) { | |
695 | if (conf.latency_millis) { | |
c0fe3827 | 696 | DWORD cur_blat; |
1d14ffa9 | 697 | |
c0fe3827 | 698 | cur_blat = audio_ring_dist (wpos, ppos, bufsize); |
1d14ffa9 FB |
699 | ds->first_time = 0; |
700 | old_pos = wpos; | |
701 | old_pos += | |
702 | millis_to_bytes (&hw->info, conf.latency_millis) - cur_blat; | |
c0fe3827 | 703 | old_pos %= bufsize; |
1d14ffa9 FB |
704 | old_pos &= ~hw->info.align; |
705 | } | |
706 | else { | |
707 | old_pos = wpos; | |
708 | } | |
709 | #ifdef DEBUG_DSOUND | |
710 | ds->played = 0; | |
711 | ds->mixed = 0; | |
712 | #endif | |
713 | } | |
714 | else { | |
715 | if (ds->old_pos == ppos) { | |
716 | #ifdef DEBUG_DSOUND | |
717 | dolog ("old_pos == ppos\n"); | |
718 | #endif | |
719 | return 0; | |
720 | } | |
721 | ||
722 | #ifdef DEBUG_DSOUND | |
723 | ds->played += audio_ring_dist (ds->old_pos, ppos, hw->bufsize); | |
724 | #endif | |
725 | old_pos = ds->old_pos; | |
726 | } | |
727 | ||
728 | if ((old_pos < ppos) && ((old_pos + len) > ppos)) { | |
729 | len = ppos - old_pos; | |
730 | } | |
731 | else { | |
c0fe3827 FB |
732 | if ((old_pos > ppos) && ((old_pos + len) > (ppos + bufsize))) { |
733 | len = bufsize - old_pos + ppos; | |
1d14ffa9 FB |
734 | } |
735 | } | |
736 | ||
c0fe3827 FB |
737 | if (audio_bug (AUDIO_FUNC, len < 0 || len > bufsize)) { |
738 | dolog ("len=%d bufsize=%d old_pos=%ld ppos=%ld\n", | |
739 | len, bufsize, old_pos, ppos); | |
1d14ffa9 FB |
740 | return 0; |
741 | } | |
742 | ||
743 | len &= ~hw->info.align; | |
744 | if (!len) { | |
745 | return 0; | |
746 | } | |
747 | ||
748 | #ifdef DEBUG_DSOUND | |
749 | ds->old_ppos = ppos; | |
750 | #endif | |
751 | err = dsound_lock_out ( | |
752 | dsb, | |
753 | &hw->info, | |
754 | old_pos, | |
755 | len, | |
756 | &p1, &p2, | |
757 | &blen1, &blen2, | |
758 | 0 | |
759 | ); | |
760 | if (err) { | |
761 | return 0; | |
762 | } | |
763 | ||
764 | len1 = blen1 >> hwshift; | |
765 | len2 = blen2 >> hwshift; | |
766 | decr = len1 + len2; | |
767 | ||
768 | if (p1 && len1) { | |
769 | dsound_write_sample (hw, p1, len1); | |
770 | } | |
771 | ||
772 | if (p2 && len2) { | |
773 | dsound_write_sample (hw, p2, len2); | |
774 | } | |
775 | ||
776 | dsound_unlock_out (dsb, p1, p2, blen1, blen2); | |
c0fe3827 | 777 | ds->old_pos = (old_pos + (decr << hwshift)) % bufsize; |
1d14ffa9 FB |
778 | |
779 | #ifdef DEBUG_DSOUND | |
780 | ds->mixed += decr << hwshift; | |
781 | ||
782 | dolog ("played %lu mixed %lu diff %ld sec %f\n", | |
783 | ds->played, | |
784 | ds->mixed, | |
785 | ds->mixed - ds->played, | |
786 | abs (ds->mixed - ds->played) / (double) hw->info.bytes_per_second); | |
787 | #endif | |
788 | return decr; | |
789 | } | |
790 | ||
791 | static int dsound_ctl_in (HWVoiceIn *hw, int cmd, ...) | |
792 | { | |
793 | HRESULT hr; | |
794 | DWORD status; | |
795 | DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; | |
796 | LPDIRECTSOUNDCAPTUREBUFFER dscb = ds->dsound_capture_buffer; | |
797 | ||
798 | if (!dscb) { | |
799 | dolog ("Attempt to control capture voice without a buffer\n"); | |
800 | return -1; | |
801 | } | |
802 | ||
803 | switch (cmd) { | |
804 | case VOICE_ENABLE: | |
805 | if (dsound_get_status_in (dscb, &status)) { | |
806 | return -1; | |
807 | } | |
808 | ||
809 | if (status & DSCBSTATUS_CAPTURING) { | |
c0fe3827 | 810 | dolog ("warning: Voice is already capturing\n"); |
1d14ffa9 FB |
811 | return 0; |
812 | } | |
813 | ||
814 | /* clear ?? */ | |
815 | ||
816 | hr = IDirectSoundCaptureBuffer_Start (dscb, DSCBSTART_LOOPING); | |
817 | if (FAILED (hr)) { | |
c0fe3827 | 818 | dsound_logerr (hr, "Could not start capturing\n"); |
1d14ffa9 FB |
819 | return -1; |
820 | } | |
821 | break; | |
822 | ||
823 | case VOICE_DISABLE: | |
824 | if (dsound_get_status_in (dscb, &status)) { | |
825 | return -1; | |
826 | } | |
827 | ||
828 | if (status & DSCBSTATUS_CAPTURING) { | |
829 | hr = IDirectSoundCaptureBuffer_Stop (dscb); | |
830 | if (FAILED (hr)) { | |
c0fe3827 | 831 | dsound_logerr (hr, "Could not stop capturing\n"); |
1d14ffa9 FB |
832 | return -1; |
833 | } | |
834 | } | |
835 | else { | |
c0fe3827 | 836 | dolog ("warning: Voice is not capturing\n"); |
1d14ffa9 FB |
837 | } |
838 | break; | |
839 | } | |
840 | return 0; | |
841 | } | |
842 | ||
843 | static int dsound_read (SWVoiceIn *sw, void *buf, int len) | |
844 | { | |
845 | return audio_pcm_sw_read (sw, buf, len); | |
846 | } | |
847 | ||
848 | static int dsound_run_in (HWVoiceIn *hw) | |
849 | { | |
850 | int err; | |
851 | HRESULT hr; | |
852 | DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; | |
853 | LPDIRECTSOUNDCAPTUREBUFFER dscb = ds->dsound_capture_buffer; | |
854 | int live, len, dead; | |
855 | DWORD blen1, blen2; | |
856 | DWORD len1, len2; | |
857 | DWORD decr; | |
858 | DWORD cpos, rpos; | |
859 | LPVOID p1, p2; | |
860 | int hwshift; | |
861 | ||
862 | if (!dscb) { | |
863 | dolog ("Attempt to run without capture buffer\n"); | |
864 | return 0; | |
865 | } | |
866 | ||
867 | hwshift = hw->info.shift; | |
868 | ||
869 | live = audio_pcm_hw_get_live_in (hw); | |
870 | dead = hw->samples - live; | |
871 | if (!dead) { | |
872 | return 0; | |
873 | } | |
874 | ||
875 | hr = IDirectSoundCaptureBuffer_GetCurrentPosition ( | |
876 | dscb, | |
877 | &cpos, | |
878 | ds->first_time ? &rpos : NULL | |
879 | ); | |
880 | if (FAILED (hr)) { | |
c0fe3827 | 881 | dsound_logerr (hr, "Could not get capture buffer position\n"); |
1d14ffa9 FB |
882 | return 0; |
883 | } | |
884 | ||
885 | if (ds->first_time) { | |
886 | ds->first_time = 0; | |
887 | if (rpos & hw->info.align) { | |
c0fe3827 | 888 | ldebug ("warning: Misaligned capture read position %ld(%d)\n", |
1d14ffa9 FB |
889 | rpos, hw->info.align); |
890 | } | |
891 | hw->wpos = rpos >> hwshift; | |
892 | } | |
893 | ||
894 | if (cpos & hw->info.align) { | |
c0fe3827 | 895 | ldebug ("warning: Misaligned capture position %ld(%d)\n", |
1d14ffa9 FB |
896 | cpos, hw->info.align); |
897 | } | |
898 | cpos >>= hwshift; | |
899 | ||
900 | len = audio_ring_dist (cpos, hw->wpos, hw->samples); | |
901 | if (!len) { | |
902 | return 0; | |
903 | } | |
904 | len = audio_MIN (len, dead); | |
905 | ||
906 | err = dsound_lock_in ( | |
907 | dscb, | |
908 | &hw->info, | |
909 | hw->wpos << hwshift, | |
910 | len << hwshift, | |
911 | &p1, | |
912 | &p2, | |
913 | &blen1, | |
914 | &blen2, | |
915 | 0 | |
916 | ); | |
917 | if (err) { | |
918 | return 0; | |
919 | } | |
920 | ||
921 | len1 = blen1 >> hwshift; | |
922 | len2 = blen2 >> hwshift; | |
923 | decr = len1 + len2; | |
924 | ||
925 | if (p1 && len1) { | |
926 | hw->conv (hw->conv_buf + hw->wpos, p1, len1, &nominal_volume); | |
927 | } | |
928 | ||
929 | if (p2 && len2) { | |
930 | hw->conv (hw->conv_buf, p2, len2, &nominal_volume); | |
931 | } | |
932 | ||
933 | dsound_unlock_in (dscb, p1, p2, blen1, blen2); | |
934 | hw->wpos = (hw->wpos + decr) % hw->samples; | |
935 | return decr; | |
936 | } | |
937 | ||
938 | static void dsound_audio_fini (void *opaque) | |
939 | { | |
940 | HRESULT hr; | |
941 | dsound *s = opaque; | |
942 | ||
943 | if (!s->dsound) { | |
944 | return; | |
945 | } | |
946 | ||
947 | hr = IDirectSound_Release (s->dsound); | |
948 | if (FAILED (hr)) { | |
c0fe3827 | 949 | dsound_logerr (hr, "Could not release DirectSound\n"); |
1d14ffa9 FB |
950 | } |
951 | s->dsound = NULL; | |
952 | ||
953 | if (!s->dsound_capture) { | |
954 | return; | |
955 | } | |
956 | ||
957 | hr = IDirectSoundCapture_Release (s->dsound_capture); | |
958 | if (FAILED (hr)) { | |
c0fe3827 | 959 | dsound_logerr (hr, "Could not release DirectSoundCapture\n"); |
1d14ffa9 FB |
960 | } |
961 | s->dsound_capture = NULL; | |
962 | } | |
963 | ||
964 | static void *dsound_audio_init (void) | |
965 | { | |
966 | int err; | |
967 | HRESULT hr; | |
968 | dsound *s = &glob_dsound; | |
969 | ||
970 | hr = CoInitialize (NULL); | |
971 | if (FAILED (hr)) { | |
c0fe3827 | 972 | dsound_logerr (hr, "Could not initialize COM\n"); |
1d14ffa9 FB |
973 | return NULL; |
974 | } | |
975 | ||
976 | hr = CoCreateInstance ( | |
977 | &CLSID_DirectSound, | |
978 | NULL, | |
979 | CLSCTX_ALL, | |
980 | &IID_IDirectSound, | |
981 | (void **) &s->dsound | |
982 | ); | |
983 | if (FAILED (hr)) { | |
c0fe3827 | 984 | dsound_logerr (hr, "Could not create DirectSound instance\n"); |
1d14ffa9 FB |
985 | return NULL; |
986 | } | |
987 | ||
988 | hr = IDirectSound_Initialize (s->dsound, NULL); | |
989 | if (FAILED (hr)) { | |
c0fe3827 | 990 | dsound_logerr (hr, "Could not initialize DirectSound\n"); |
8ead62cf FB |
991 | |
992 | hr = IDirectSound_Release (s->dsound); | |
993 | if (FAILED (hr)) { | |
994 | dsound_logerr (hr, "Could not release DirectSound\n"); | |
995 | } | |
996 | s->dsound = NULL; | |
1d14ffa9 FB |
997 | return NULL; |
998 | } | |
999 | ||
1000 | hr = CoCreateInstance ( | |
1001 | &CLSID_DirectSoundCapture, | |
1002 | NULL, | |
1003 | CLSCTX_ALL, | |
1004 | &IID_IDirectSoundCapture, | |
1005 | (void **) &s->dsound_capture | |
1006 | ); | |
1007 | if (FAILED (hr)) { | |
c0fe3827 | 1008 | dsound_logerr (hr, "Could not create DirectSoundCapture instance\n"); |
1d14ffa9 FB |
1009 | } |
1010 | else { | |
1011 | hr = IDirectSoundCapture_Initialize (s->dsound_capture, NULL); | |
1012 | if (FAILED (hr)) { | |
c0fe3827 | 1013 | dsound_logerr (hr, "Could not initialize DirectSoundCapture\n"); |
1d14ffa9 FB |
1014 | |
1015 | hr = IDirectSoundCapture_Release (s->dsound_capture); | |
1016 | if (FAILED (hr)) { | |
c0fe3827 | 1017 | dsound_logerr (hr, "Could not release DirectSoundCapture\n"); |
1d14ffa9 FB |
1018 | } |
1019 | s->dsound_capture = NULL; | |
1020 | } | |
1021 | } | |
1022 | ||
1023 | err = dsound_open (s); | |
1024 | if (err) { | |
1025 | dsound_audio_fini (s); | |
1026 | return NULL; | |
1027 | } | |
1028 | ||
1029 | return s; | |
1030 | } | |
1031 | ||
1032 | static struct audio_option dsound_options[] = { | |
1033 | {"LOCK_RETRIES", AUD_OPT_INT, &conf.lock_retries, | |
1034 | "Number of times to attempt locking the buffer", NULL, 0}, | |
1035 | {"RESTOURE_RETRIES", AUD_OPT_INT, &conf.restore_retries, | |
1036 | "Number of times to attempt restoring the buffer", NULL, 0}, | |
1037 | {"GETSTATUS_RETRIES", AUD_OPT_INT, &conf.getstatus_retries, | |
1038 | "Number of times to attempt getting status of the buffer", NULL, 0}, | |
1039 | {"SET_PRIMARY", AUD_OPT_BOOL, &conf.set_primary, | |
1040 | "Set the parameters of primary buffer", NULL, 0}, | |
1041 | {"LATENCY_MILLIS", AUD_OPT_INT, &conf.latency_millis, | |
1042 | "(undocumented)", NULL, 0}, | |
c0fe3827 | 1043 | {"PRIMARY_FREQ", AUD_OPT_INT, &conf.settings.freq, |
1d14ffa9 | 1044 | "Primary buffer frequency", NULL, 0}, |
c0fe3827 | 1045 | {"PRIMARY_CHANNELS", AUD_OPT_INT, &conf.settings.nchannels, |
1d14ffa9 | 1046 | "Primary buffer number of channels (1 - mono, 2 - stereo)", NULL, 0}, |
c0fe3827 | 1047 | {"PRIMARY_FMT", AUD_OPT_FMT, &conf.settings.fmt, |
1d14ffa9 FB |
1048 | "Primary buffer format", NULL, 0}, |
1049 | {"BUFSIZE_OUT", AUD_OPT_INT, &conf.bufsize_out, | |
1050 | "(undocumented)", NULL, 0}, | |
1051 | {"BUFSIZE_IN", AUD_OPT_INT, &conf.bufsize_in, | |
1052 | "(undocumented)", NULL, 0}, | |
1053 | {NULL, 0, NULL, NULL, NULL, 0} | |
1054 | }; | |
1055 | ||
1056 | static struct audio_pcm_ops dsound_pcm_ops = { | |
1057 | dsound_init_out, | |
1058 | dsound_fini_out, | |
1059 | dsound_run_out, | |
1060 | dsound_write, | |
1061 | dsound_ctl_out, | |
1062 | ||
1063 | dsound_init_in, | |
1064 | dsound_fini_in, | |
1065 | dsound_run_in, | |
1066 | dsound_read, | |
1067 | dsound_ctl_in | |
1068 | }; | |
1069 | ||
1070 | struct audio_driver dsound_audio_driver = { | |
1071 | INIT_FIELD (name = ) "dsound", | |
1072 | INIT_FIELD (descr = ) | |
1073 | "DirectSound http://wikipedia.org/wiki/DirectSound", | |
1074 | INIT_FIELD (options = ) dsound_options, | |
1075 | INIT_FIELD (init = ) dsound_audio_init, | |
1076 | INIT_FIELD (fini = ) dsound_audio_fini, | |
1077 | INIT_FIELD (pcm_ops = ) &dsound_pcm_ops, | |
1078 | INIT_FIELD (can_be_default = ) 1, | |
1079 | INIT_FIELD (max_voices_out = ) INT_MAX, | |
1080 | INIT_FIELD (max_voices_in = ) 1, | |
1081 | INIT_FIELD (voice_size_out = ) sizeof (DSoundVoiceOut), | |
1082 | INIT_FIELD (voice_size_in = ) sizeof (DSoundVoiceIn) | |
1083 | }; |