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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 | ||
35 | #include <windows.h> | |
4fddf62a | 36 | #include <mmsystem.h> |
1d14ffa9 FB |
37 | #include <objbase.h> |
38 | #include <dsound.h> | |
39 | ||
40 | /* #define DEBUG_DSOUND */ | |
41 | ||
1d14ffa9 FB |
42 | static struct { |
43 | int lock_retries; | |
44 | int restore_retries; | |
45 | int getstatus_retries; | |
46 | int set_primary; | |
47 | int bufsize_in; | |
48 | int bufsize_out; | |
1ea879e5 | 49 | struct audsettings settings; |
1d14ffa9 FB |
50 | int latency_millis; |
51 | } conf = { | |
52 | 1, | |
53 | 1, | |
54 | 1, | |
55 | 0, | |
56 | 16384, | |
57 | 16384, | |
58 | { | |
59 | 44100, | |
60 | 2, | |
61 | AUD_FMT_S16 | |
62 | }, | |
63 | 10 | |
64 | }; | |
65 | ||
66 | typedef struct { | |
67 | LPDIRECTSOUND dsound; | |
68 | LPDIRECTSOUNDCAPTURE dsound_capture; | |
69 | LPDIRECTSOUNDBUFFER dsound_primary_buffer; | |
1ea879e5 | 70 | struct audsettings settings; |
1d14ffa9 FB |
71 | } dsound; |
72 | ||
73 | static dsound glob_dsound; | |
74 | ||
75 | typedef struct { | |
76 | HWVoiceOut hw; | |
77 | LPDIRECTSOUNDBUFFER dsound_buffer; | |
78 | DWORD old_pos; | |
79 | int first_time; | |
80 | #ifdef DEBUG_DSOUND | |
81 | DWORD old_ppos; | |
82 | DWORD played; | |
83 | DWORD mixed; | |
84 | #endif | |
85 | } DSoundVoiceOut; | |
86 | ||
87 | typedef struct { | |
88 | HWVoiceIn hw; | |
89 | int first_time; | |
90 | LPDIRECTSOUNDCAPTUREBUFFER dsound_capture_buffer; | |
91 | } DSoundVoiceIn; | |
92 | ||
93 | static void dsound_log_hresult (HRESULT hr) | |
94 | { | |
95 | const char *str = "BUG"; | |
96 | ||
97 | switch (hr) { | |
98 | case DS_OK: | |
99 | str = "The method succeeded"; | |
100 | break; | |
101 | #ifdef DS_NO_VIRTUALIZATION | |
102 | case DS_NO_VIRTUALIZATION: | |
103 | str = "The buffer was created, but another 3D algorithm was substituted"; | |
104 | break; | |
105 | #endif | |
106 | #ifdef DS_INCOMPLETE | |
107 | case DS_INCOMPLETE: | |
108 | str = "The method succeeded, but not all the optional effects were obtained"; | |
109 | break; | |
110 | #endif | |
111 | #ifdef DSERR_ACCESSDENIED | |
112 | case DSERR_ACCESSDENIED: | |
113 | str = "The request failed because access was denied"; | |
114 | break; | |
115 | #endif | |
116 | #ifdef DSERR_ALLOCATED | |
117 | case DSERR_ALLOCATED: | |
118 | str = "The request failed because resources, such as a priority level, were already in use by another caller"; | |
119 | break; | |
120 | #endif | |
121 | #ifdef DSERR_ALREADYINITIALIZED | |
122 | case DSERR_ALREADYINITIALIZED: | |
123 | str = "The object is already initialized"; | |
124 | break; | |
125 | #endif | |
126 | #ifdef DSERR_BADFORMAT | |
127 | case DSERR_BADFORMAT: | |
128 | str = "The specified wave format is not supported"; | |
129 | break; | |
130 | #endif | |
131 | #ifdef DSERR_BADSENDBUFFERGUID | |
132 | case DSERR_BADSENDBUFFERGUID: | |
133 | str = "The GUID specified in an audiopath file does not match a valid mix-in buffer"; | |
134 | break; | |
135 | #endif | |
136 | #ifdef DSERR_BUFFERLOST | |
137 | case DSERR_BUFFERLOST: | |
138 | str = "The buffer memory has been lost and must be restored"; | |
139 | break; | |
140 | #endif | |
141 | #ifdef DSERR_BUFFERTOOSMALL | |
142 | case DSERR_BUFFERTOOSMALL: | |
143 | str = "The buffer size is not great enough to enable effects processing"; | |
144 | break; | |
145 | #endif | |
146 | #ifdef DSERR_CONTROLUNAVAIL | |
147 | case DSERR_CONTROLUNAVAIL: | |
148 | 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"; | |
149 | break; | |
150 | #endif | |
151 | #ifdef DSERR_DS8_REQUIRED | |
152 | case DSERR_DS8_REQUIRED: | |
153 | str = "A DirectSound object of class CLSID_DirectSound8 or later is required for the requested functionality. For more information, see IDirectSound8 Interface"; | |
154 | break; | |
155 | #endif | |
156 | #ifdef DSERR_FXUNAVAILABLE | |
157 | case DSERR_FXUNAVAILABLE: | |
158 | 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"; | |
159 | break; | |
160 | #endif | |
161 | #ifdef DSERR_GENERIC | |
162 | case DSERR_GENERIC : | |
163 | str = "An undetermined error occurred inside the DirectSound subsystem"; | |
164 | break; | |
165 | #endif | |
166 | #ifdef DSERR_INVALIDCALL | |
167 | case DSERR_INVALIDCALL: | |
168 | str = "This function is not valid for the current state of this object"; | |
169 | break; | |
170 | #endif | |
171 | #ifdef DSERR_INVALIDPARAM | |
172 | case DSERR_INVALIDPARAM: | |
173 | str = "An invalid parameter was passed to the returning function"; | |
174 | break; | |
175 | #endif | |
176 | #ifdef DSERR_NOAGGREGATION | |
177 | case DSERR_NOAGGREGATION: | |
178 | str = "The object does not support aggregation"; | |
179 | break; | |
180 | #endif | |
181 | #ifdef DSERR_NODRIVER | |
182 | case DSERR_NODRIVER: | |
183 | str = "No sound driver is available for use, or the given GUID is not a valid DirectSound device ID"; | |
184 | break; | |
185 | #endif | |
186 | #ifdef DSERR_NOINTERFACE | |
187 | case DSERR_NOINTERFACE: | |
188 | str = "The requested COM interface is not available"; | |
189 | break; | |
190 | #endif | |
191 | #ifdef DSERR_OBJECTNOTFOUND | |
192 | case DSERR_OBJECTNOTFOUND: | |
193 | str = "The requested object was not found"; | |
194 | break; | |
195 | #endif | |
196 | #ifdef DSERR_OTHERAPPHASPRIO | |
197 | case DSERR_OTHERAPPHASPRIO: | |
198 | str = "Another application has a higher priority level, preventing this call from succeeding"; | |
199 | break; | |
200 | #endif | |
201 | #ifdef DSERR_OUTOFMEMORY | |
202 | case DSERR_OUTOFMEMORY: | |
203 | str = "The DirectSound subsystem could not allocate sufficient memory to complete the caller's request"; | |
204 | break; | |
205 | #endif | |
206 | #ifdef DSERR_PRIOLEVELNEEDED | |
207 | case DSERR_PRIOLEVELNEEDED: | |
208 | str = "A cooperative level of DSSCL_PRIORITY or higher is required"; | |
209 | break; | |
210 | #endif | |
211 | #ifdef DSERR_SENDLOOP | |
212 | case DSERR_SENDLOOP: | |
213 | str = "A circular loop of send effects was detected"; | |
214 | break; | |
215 | #endif | |
216 | #ifdef DSERR_UNINITIALIZED | |
217 | case DSERR_UNINITIALIZED: | |
218 | str = "The Initialize method has not been called or has not been called successfully before other methods were called"; | |
219 | break; | |
220 | #endif | |
221 | #ifdef DSERR_UNSUPPORTED | |
222 | case DSERR_UNSUPPORTED: | |
223 | str = "The function called is not supported at this time"; | |
224 | break; | |
225 | #endif | |
226 | default: | |
227 | AUD_log (AUDIO_CAP, "Reason: Unknown (HRESULT %#lx)\n", hr); | |
228 | return; | |
229 | } | |
230 | ||
231 | AUD_log (AUDIO_CAP, "Reason: %s\n", str); | |
232 | } | |
233 | ||
234 | static void GCC_FMT_ATTR (2, 3) dsound_logerr ( | |
235 | HRESULT hr, | |
236 | const char *fmt, | |
237 | ... | |
238 | ) | |
239 | { | |
240 | va_list ap; | |
241 | ||
242 | va_start (ap, fmt); | |
243 | AUD_vlog (AUDIO_CAP, fmt, ap); | |
244 | va_end (ap); | |
245 | ||
246 | dsound_log_hresult (hr); | |
247 | } | |
248 | ||
249 | static void GCC_FMT_ATTR (3, 4) dsound_logerr2 ( | |
250 | HRESULT hr, | |
251 | const char *typ, | |
252 | const char *fmt, | |
253 | ... | |
254 | ) | |
255 | { | |
256 | va_list ap; | |
257 | ||
c0fe3827 | 258 | AUD_log (AUDIO_CAP, "Could not initialize %s\n", typ); |
1d14ffa9 FB |
259 | va_start (ap, fmt); |
260 | AUD_vlog (AUDIO_CAP, fmt, ap); | |
261 | va_end (ap); | |
262 | ||
263 | dsound_log_hresult (hr); | |
264 | } | |
265 | ||
266 | static DWORD millis_to_bytes (struct audio_pcm_info *info, DWORD millis) | |
267 | { | |
268 | return (millis * info->bytes_per_second) / 1000; | |
269 | } | |
270 | ||
271 | #ifdef DEBUG_DSOUND | |
272 | static void print_wave_format (WAVEFORMATEX *wfx) | |
273 | { | |
274 | dolog ("tag = %d\n", wfx->wFormatTag); | |
275 | dolog ("nChannels = %d\n", wfx->nChannels); | |
276 | dolog ("nSamplesPerSec = %ld\n", wfx->nSamplesPerSec); | |
277 | dolog ("nAvgBytesPerSec = %ld\n", wfx->nAvgBytesPerSec); | |
278 | dolog ("nBlockAlign = %d\n", wfx->nBlockAlign); | |
279 | dolog ("wBitsPerSample = %d\n", wfx->wBitsPerSample); | |
280 | dolog ("cbSize = %d\n", wfx->cbSize); | |
281 | } | |
282 | #endif | |
283 | ||
284 | static int dsound_restore_out (LPDIRECTSOUNDBUFFER dsb) | |
285 | { | |
286 | HRESULT hr; | |
287 | int i; | |
288 | ||
289 | for (i = 0; i < conf.restore_retries; ++i) { | |
290 | hr = IDirectSoundBuffer_Restore (dsb); | |
291 | ||
292 | switch (hr) { | |
293 | case DS_OK: | |
294 | return 0; | |
295 | ||
296 | case DSERR_BUFFERLOST: | |
297 | continue; | |
298 | ||
299 | default: | |
c0fe3827 | 300 | dsound_logerr (hr, "Could not restore playback buffer\n"); |
1d14ffa9 FB |
301 | return -1; |
302 | } | |
303 | } | |
304 | ||
305 | dolog ("%d attempts to restore playback buffer failed\n", i); | |
306 | return -1; | |
307 | } | |
308 | ||
1ea879e5 | 309 | static int waveformat_from_audio_settings (WAVEFORMATEX *wfx, |
310 | struct audsettings *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 | 322 | case AUD_FMT_S8: |
1d14ffa9 FB |
323 | case AUD_FMT_U8: |
324 | wfx->wBitsPerSample = 8; | |
325 | break; | |
326 | ||
327 | case AUD_FMT_S16: | |
ca9cc28c | 328 | case AUD_FMT_U16: |
1d14ffa9 FB |
329 | wfx->wBitsPerSample = 16; |
330 | wfx->nAvgBytesPerSec <<= 1; | |
331 | wfx->nBlockAlign <<= 1; | |
332 | break; | |
333 | ||
ca9cc28c AZ |
334 | case AUD_FMT_S32: |
335 | case AUD_FMT_U32: | |
336 | wfx->wBitsPerSample = 32; | |
337 | wfx->nAvgBytesPerSec <<= 2; | |
338 | wfx->nBlockAlign <<= 2; | |
1d14ffa9 FB |
339 | break; |
340 | ||
341 | default: | |
c0fe3827 | 342 | dolog ("Internal logic error: Bad audio format %d\n", as->freq); |
1d14ffa9 FB |
343 | return -1; |
344 | } | |
345 | ||
346 | return 0; | |
347 | } | |
348 | ||
1ea879e5 | 349 | static int waveformat_to_audio_settings (WAVEFORMATEX *wfx, |
350 | struct audsettings *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 | ||
ca9cc28c AZ |
390 | case 32: |
391 | as->fmt = AUD_FMT_S32; | |
392 | break; | |
393 | ||
1d14ffa9 | 394 | default: |
ca9cc28c AZ |
395 | dolog ("Invalid wave format, bits per sample is not " |
396 | "8, 16 or 32, but %d\n", | |
1d14ffa9 FB |
397 | wfx->wBitsPerSample); |
398 | return -1; | |
399 | } | |
400 | ||
401 | return 0; | |
402 | } | |
403 | ||
404 | #include "dsound_template.h" | |
405 | #define DSBTYPE_IN | |
406 | #include "dsound_template.h" | |
407 | #undef DSBTYPE_IN | |
408 | ||
409 | static int dsound_get_status_out (LPDIRECTSOUNDBUFFER dsb, DWORD *statusp) | |
410 | { | |
411 | HRESULT hr; | |
412 | int i; | |
413 | ||
414 | for (i = 0; i < conf.getstatus_retries; ++i) { | |
415 | hr = IDirectSoundBuffer_GetStatus (dsb, statusp); | |
416 | if (FAILED (hr)) { | |
c0fe3827 | 417 | dsound_logerr (hr, "Could not get playback buffer status\n"); |
1d14ffa9 FB |
418 | return -1; |
419 | } | |
420 | ||
421 | if (*statusp & DSERR_BUFFERLOST) { | |
422 | if (dsound_restore_out (dsb)) { | |
423 | return -1; | |
424 | } | |
425 | continue; | |
426 | } | |
427 | break; | |
428 | } | |
429 | ||
430 | return 0; | |
431 | } | |
432 | ||
433 | static int dsound_get_status_in (LPDIRECTSOUNDCAPTUREBUFFER dscb, | |
434 | DWORD *statusp) | |
435 | { | |
436 | HRESULT hr; | |
437 | ||
438 | hr = IDirectSoundCaptureBuffer_GetStatus (dscb, statusp); | |
439 | if (FAILED (hr)) { | |
c0fe3827 | 440 | dsound_logerr (hr, "Could not get capture buffer status\n"); |
1d14ffa9 FB |
441 | return -1; |
442 | } | |
443 | ||
444 | return 0; | |
445 | } | |
446 | ||
447 | static void dsound_write_sample (HWVoiceOut *hw, uint8_t *dst, int dst_len) | |
448 | { | |
449 | int src_len1 = dst_len; | |
450 | int src_len2 = 0; | |
451 | int pos = hw->rpos + dst_len; | |
1ea879e5 | 452 | struct st_sample *src1 = hw->mix_buf + hw->rpos; |
453 | struct st_sample *src2 = NULL; | |
1d14ffa9 FB |
454 | |
455 | if (pos > hw->samples) { | |
456 | src_len1 = hw->samples - hw->rpos; | |
457 | src2 = hw->mix_buf; | |
458 | src_len2 = dst_len - src_len1; | |
459 | pos = src_len2; | |
460 | } | |
461 | ||
462 | if (src_len1) { | |
463 | hw->clip (dst, src1, src_len1); | |
1d14ffa9 FB |
464 | } |
465 | ||
466 | if (src_len2) { | |
467 | dst = advance (dst, src_len1 << hw->info.shift); | |
468 | hw->clip (dst, src2, src_len2); | |
1d14ffa9 FB |
469 | } |
470 | ||
471 | hw->rpos = pos % hw->samples; | |
472 | } | |
473 | ||
474 | static void dsound_clear_sample (HWVoiceOut *hw, LPDIRECTSOUNDBUFFER dsb) | |
475 | { | |
476 | int err; | |
477 | LPVOID p1, p2; | |
478 | DWORD blen1, blen2, len1, len2; | |
479 | ||
480 | err = dsound_lock_out ( | |
481 | dsb, | |
482 | &hw->info, | |
483 | 0, | |
484 | hw->samples << hw->info.shift, | |
485 | &p1, &p2, | |
486 | &blen1, &blen2, | |
487 | 1 | |
488 | ); | |
489 | if (err) { | |
490 | return; | |
491 | } | |
492 | ||
493 | len1 = blen1 >> hw->info.shift; | |
494 | len2 = blen2 >> hw->info.shift; | |
495 | ||
496 | #ifdef DEBUG_DSOUND | |
497 | dolog ("clear %p,%ld,%ld %p,%ld,%ld\n", | |
498 | p1, blen1, len1, | |
499 | p2, blen2, len2); | |
500 | #endif | |
501 | ||
502 | if (p1 && len1) { | |
503 | audio_pcm_info_clear_buf (&hw->info, p1, len1); | |
504 | } | |
505 | ||
506 | if (p2 && len2) { | |
507 | audio_pcm_info_clear_buf (&hw->info, p2, len2); | |
508 | } | |
509 | ||
510 | dsound_unlock_out (dsb, p1, p2, blen1, blen2); | |
511 | } | |
512 | ||
513 | static void dsound_close (dsound *s) | |
514 | { | |
515 | HRESULT hr; | |
516 | ||
517 | if (s->dsound_primary_buffer) { | |
518 | hr = IDirectSoundBuffer_Release (s->dsound_primary_buffer); | |
519 | if (FAILED (hr)) { | |
c0fe3827 | 520 | dsound_logerr (hr, "Could not release primary buffer\n"); |
1d14ffa9 FB |
521 | } |
522 | s->dsound_primary_buffer = NULL; | |
523 | } | |
524 | } | |
525 | ||
526 | static int dsound_open (dsound *s) | |
527 | { | |
528 | int err; | |
529 | HRESULT hr; | |
530 | WAVEFORMATEX wfx; | |
531 | DSBUFFERDESC dsbd; | |
532 | HWND hwnd; | |
533 | ||
534 | hwnd = GetForegroundWindow (); | |
535 | hr = IDirectSound_SetCooperativeLevel ( | |
536 | s->dsound, | |
537 | hwnd, | |
538 | DSSCL_PRIORITY | |
539 | ); | |
540 | ||
541 | if (FAILED (hr)) { | |
c0fe3827 | 542 | dsound_logerr (hr, "Could not set cooperative level for window %p\n", |
1d14ffa9 FB |
543 | hwnd); |
544 | return -1; | |
545 | } | |
546 | ||
547 | if (!conf.set_primary) { | |
548 | return 0; | |
549 | } | |
550 | ||
c0fe3827 | 551 | err = waveformat_from_audio_settings (&wfx, &conf.settings); |
1d14ffa9 FB |
552 | if (err) { |
553 | return -1; | |
554 | } | |
555 | ||
556 | memset (&dsbd, 0, sizeof (dsbd)); | |
557 | dsbd.dwSize = sizeof (dsbd); | |
558 | dsbd.dwFlags = DSBCAPS_PRIMARYBUFFER; | |
559 | dsbd.dwBufferBytes = 0; | |
560 | dsbd.lpwfxFormat = NULL; | |
561 | ||
562 | hr = IDirectSound_CreateSoundBuffer ( | |
563 | s->dsound, | |
564 | &dsbd, | |
565 | &s->dsound_primary_buffer, | |
566 | NULL | |
567 | ); | |
568 | if (FAILED (hr)) { | |
c0fe3827 | 569 | dsound_logerr (hr, "Could not create primary playback buffer\n"); |
1d14ffa9 FB |
570 | return -1; |
571 | } | |
572 | ||
573 | hr = IDirectSoundBuffer_SetFormat (s->dsound_primary_buffer, &wfx); | |
574 | if (FAILED (hr)) { | |
c0fe3827 | 575 | dsound_logerr (hr, "Could not set primary playback buffer format\n"); |
1d14ffa9 FB |
576 | } |
577 | ||
578 | hr = IDirectSoundBuffer_GetFormat ( | |
579 | s->dsound_primary_buffer, | |
580 | &wfx, | |
581 | sizeof (wfx), | |
582 | NULL | |
583 | ); | |
584 | if (FAILED (hr)) { | |
c0fe3827 | 585 | dsound_logerr (hr, "Could not get primary playback buffer format\n"); |
1d14ffa9 FB |
586 | goto fail0; |
587 | } | |
588 | ||
589 | #ifdef DEBUG_DSOUND | |
590 | dolog ("Primary\n"); | |
591 | print_wave_format (&wfx); | |
592 | #endif | |
593 | ||
c0fe3827 | 594 | err = waveformat_to_audio_settings (&wfx, &s->settings); |
1d14ffa9 FB |
595 | if (err) { |
596 | goto fail0; | |
597 | } | |
598 | ||
599 | return 0; | |
600 | ||
601 | fail0: | |
602 | dsound_close (s); | |
603 | return -1; | |
604 | } | |
605 | ||
606 | static int dsound_ctl_out (HWVoiceOut *hw, int cmd, ...) | |
607 | { | |
608 | HRESULT hr; | |
609 | DWORD status; | |
610 | DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; | |
611 | LPDIRECTSOUNDBUFFER dsb = ds->dsound_buffer; | |
612 | ||
613 | if (!dsb) { | |
614 | dolog ("Attempt to control voice without a buffer\n"); | |
615 | return 0; | |
616 | } | |
617 | ||
618 | switch (cmd) { | |
619 | case VOICE_ENABLE: | |
620 | if (dsound_get_status_out (dsb, &status)) { | |
621 | return -1; | |
622 | } | |
623 | ||
624 | if (status & DSBSTATUS_PLAYING) { | |
c0fe3827 | 625 | dolog ("warning: Voice is already playing\n"); |
1d14ffa9 FB |
626 | return 0; |
627 | } | |
628 | ||
629 | dsound_clear_sample (hw, dsb); | |
630 | ||
631 | hr = IDirectSoundBuffer_Play (dsb, 0, 0, DSBPLAY_LOOPING); | |
632 | if (FAILED (hr)) { | |
c0fe3827 | 633 | dsound_logerr (hr, "Could not start playing buffer\n"); |
1d14ffa9 FB |
634 | return -1; |
635 | } | |
636 | break; | |
637 | ||
638 | case VOICE_DISABLE: | |
639 | if (dsound_get_status_out (dsb, &status)) { | |
640 | return -1; | |
641 | } | |
642 | ||
643 | if (status & DSBSTATUS_PLAYING) { | |
644 | hr = IDirectSoundBuffer_Stop (dsb); | |
645 | if (FAILED (hr)) { | |
c0fe3827 | 646 | dsound_logerr (hr, "Could not stop playing buffer\n"); |
1d14ffa9 FB |
647 | return -1; |
648 | } | |
649 | } | |
650 | else { | |
c0fe3827 | 651 | dolog ("warning: Voice is not playing\n"); |
1d14ffa9 FB |
652 | } |
653 | break; | |
654 | } | |
655 | return 0; | |
656 | } | |
657 | ||
658 | static int dsound_write (SWVoiceOut *sw, void *buf, int len) | |
659 | { | |
660 | return audio_pcm_sw_write (sw, buf, len); | |
661 | } | |
662 | ||
663 | static int dsound_run_out (HWVoiceOut *hw) | |
664 | { | |
665 | int err; | |
666 | HRESULT hr; | |
667 | DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; | |
668 | LPDIRECTSOUNDBUFFER dsb = ds->dsound_buffer; | |
669 | int live, len, hwshift; | |
670 | DWORD blen1, blen2; | |
671 | DWORD len1, len2; | |
672 | DWORD decr; | |
673 | DWORD wpos, ppos, old_pos; | |
674 | LPVOID p1, p2; | |
c0fe3827 | 675 | int bufsize; |
1d14ffa9 FB |
676 | |
677 | if (!dsb) { | |
678 | dolog ("Attempt to run empty with playback buffer\n"); | |
679 | return 0; | |
680 | } | |
681 | ||
682 | hwshift = hw->info.shift; | |
c0fe3827 | 683 | bufsize = hw->samples << hwshift; |
1d14ffa9 FB |
684 | |
685 | live = audio_pcm_hw_get_live_out (hw); | |
686 | ||
687 | hr = IDirectSoundBuffer_GetCurrentPosition ( | |
688 | dsb, | |
689 | &ppos, | |
690 | ds->first_time ? &wpos : NULL | |
691 | ); | |
692 | if (FAILED (hr)) { | |
c0fe3827 | 693 | dsound_logerr (hr, "Could not get playback buffer position\n"); |
1d14ffa9 FB |
694 | return 0; |
695 | } | |
696 | ||
697 | len = live << hwshift; | |
698 | ||
699 | if (ds->first_time) { | |
700 | if (conf.latency_millis) { | |
c0fe3827 | 701 | DWORD cur_blat; |
1d14ffa9 | 702 | |
c0fe3827 | 703 | cur_blat = audio_ring_dist (wpos, ppos, bufsize); |
1d14ffa9 FB |
704 | ds->first_time = 0; |
705 | old_pos = wpos; | |
706 | old_pos += | |
707 | millis_to_bytes (&hw->info, conf.latency_millis) - cur_blat; | |
c0fe3827 | 708 | old_pos %= bufsize; |
1d14ffa9 FB |
709 | old_pos &= ~hw->info.align; |
710 | } | |
711 | else { | |
712 | old_pos = wpos; | |
713 | } | |
714 | #ifdef DEBUG_DSOUND | |
715 | ds->played = 0; | |
716 | ds->mixed = 0; | |
717 | #endif | |
718 | } | |
719 | else { | |
720 | if (ds->old_pos == ppos) { | |
721 | #ifdef DEBUG_DSOUND | |
722 | dolog ("old_pos == ppos\n"); | |
723 | #endif | |
724 | return 0; | |
725 | } | |
726 | ||
727 | #ifdef DEBUG_DSOUND | |
728 | ds->played += audio_ring_dist (ds->old_pos, ppos, hw->bufsize); | |
729 | #endif | |
730 | old_pos = ds->old_pos; | |
731 | } | |
732 | ||
733 | if ((old_pos < ppos) && ((old_pos + len) > ppos)) { | |
734 | len = ppos - old_pos; | |
735 | } | |
736 | else { | |
c0fe3827 FB |
737 | if ((old_pos > ppos) && ((old_pos + len) > (ppos + bufsize))) { |
738 | len = bufsize - old_pos + ppos; | |
1d14ffa9 FB |
739 | } |
740 | } | |
741 | ||
c0fe3827 FB |
742 | if (audio_bug (AUDIO_FUNC, len < 0 || len > bufsize)) { |
743 | dolog ("len=%d bufsize=%d old_pos=%ld ppos=%ld\n", | |
744 | len, bufsize, old_pos, ppos); | |
1d14ffa9 FB |
745 | return 0; |
746 | } | |
747 | ||
748 | len &= ~hw->info.align; | |
749 | if (!len) { | |
750 | return 0; | |
751 | } | |
752 | ||
753 | #ifdef DEBUG_DSOUND | |
754 | ds->old_ppos = ppos; | |
755 | #endif | |
756 | err = dsound_lock_out ( | |
757 | dsb, | |
758 | &hw->info, | |
759 | old_pos, | |
760 | len, | |
761 | &p1, &p2, | |
762 | &blen1, &blen2, | |
763 | 0 | |
764 | ); | |
765 | if (err) { | |
766 | return 0; | |
767 | } | |
768 | ||
769 | len1 = blen1 >> hwshift; | |
770 | len2 = blen2 >> hwshift; | |
771 | decr = len1 + len2; | |
772 | ||
773 | if (p1 && len1) { | |
774 | dsound_write_sample (hw, p1, len1); | |
775 | } | |
776 | ||
777 | if (p2 && len2) { | |
778 | dsound_write_sample (hw, p2, len2); | |
779 | } | |
780 | ||
781 | dsound_unlock_out (dsb, p1, p2, blen1, blen2); | |
c0fe3827 | 782 | ds->old_pos = (old_pos + (decr << hwshift)) % bufsize; |
1d14ffa9 FB |
783 | |
784 | #ifdef DEBUG_DSOUND | |
785 | ds->mixed += decr << hwshift; | |
786 | ||
787 | dolog ("played %lu mixed %lu diff %ld sec %f\n", | |
788 | ds->played, | |
789 | ds->mixed, | |
790 | ds->mixed - ds->played, | |
791 | abs (ds->mixed - ds->played) / (double) hw->info.bytes_per_second); | |
792 | #endif | |
793 | return decr; | |
794 | } | |
795 | ||
796 | static int dsound_ctl_in (HWVoiceIn *hw, int cmd, ...) | |
797 | { | |
798 | HRESULT hr; | |
799 | DWORD status; | |
800 | DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; | |
801 | LPDIRECTSOUNDCAPTUREBUFFER dscb = ds->dsound_capture_buffer; | |
802 | ||
803 | if (!dscb) { | |
804 | dolog ("Attempt to control capture voice without a buffer\n"); | |
805 | return -1; | |
806 | } | |
807 | ||
808 | switch (cmd) { | |
809 | case VOICE_ENABLE: | |
810 | if (dsound_get_status_in (dscb, &status)) { | |
811 | return -1; | |
812 | } | |
813 | ||
814 | if (status & DSCBSTATUS_CAPTURING) { | |
c0fe3827 | 815 | dolog ("warning: Voice is already capturing\n"); |
1d14ffa9 FB |
816 | return 0; |
817 | } | |
818 | ||
819 | /* clear ?? */ | |
820 | ||
821 | hr = IDirectSoundCaptureBuffer_Start (dscb, DSCBSTART_LOOPING); | |
822 | if (FAILED (hr)) { | |
c0fe3827 | 823 | dsound_logerr (hr, "Could not start capturing\n"); |
1d14ffa9 FB |
824 | return -1; |
825 | } | |
826 | break; | |
827 | ||
828 | case VOICE_DISABLE: | |
829 | if (dsound_get_status_in (dscb, &status)) { | |
830 | return -1; | |
831 | } | |
832 | ||
833 | if (status & DSCBSTATUS_CAPTURING) { | |
834 | hr = IDirectSoundCaptureBuffer_Stop (dscb); | |
835 | if (FAILED (hr)) { | |
c0fe3827 | 836 | dsound_logerr (hr, "Could not stop capturing\n"); |
1d14ffa9 FB |
837 | return -1; |
838 | } | |
839 | } | |
840 | else { | |
c0fe3827 | 841 | dolog ("warning: Voice is not capturing\n"); |
1d14ffa9 FB |
842 | } |
843 | break; | |
844 | } | |
845 | return 0; | |
846 | } | |
847 | ||
848 | static int dsound_read (SWVoiceIn *sw, void *buf, int len) | |
849 | { | |
850 | return audio_pcm_sw_read (sw, buf, len); | |
851 | } | |
852 | ||
853 | static int dsound_run_in (HWVoiceIn *hw) | |
854 | { | |
855 | int err; | |
856 | HRESULT hr; | |
857 | DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; | |
858 | LPDIRECTSOUNDCAPTUREBUFFER dscb = ds->dsound_capture_buffer; | |
859 | int live, len, dead; | |
860 | DWORD blen1, blen2; | |
861 | DWORD len1, len2; | |
862 | DWORD decr; | |
863 | DWORD cpos, rpos; | |
864 | LPVOID p1, p2; | |
865 | int hwshift; | |
866 | ||
867 | if (!dscb) { | |
868 | dolog ("Attempt to run without capture buffer\n"); | |
869 | return 0; | |
870 | } | |
871 | ||
872 | hwshift = hw->info.shift; | |
873 | ||
874 | live = audio_pcm_hw_get_live_in (hw); | |
875 | dead = hw->samples - live; | |
876 | if (!dead) { | |
877 | return 0; | |
878 | } | |
879 | ||
880 | hr = IDirectSoundCaptureBuffer_GetCurrentPosition ( | |
881 | dscb, | |
882 | &cpos, | |
883 | ds->first_time ? &rpos : NULL | |
884 | ); | |
885 | if (FAILED (hr)) { | |
c0fe3827 | 886 | dsound_logerr (hr, "Could not get capture buffer position\n"); |
1d14ffa9 FB |
887 | return 0; |
888 | } | |
889 | ||
890 | if (ds->first_time) { | |
891 | ds->first_time = 0; | |
892 | if (rpos & hw->info.align) { | |
c0fe3827 | 893 | ldebug ("warning: Misaligned capture read position %ld(%d)\n", |
1d14ffa9 FB |
894 | rpos, hw->info.align); |
895 | } | |
896 | hw->wpos = rpos >> hwshift; | |
897 | } | |
898 | ||
899 | if (cpos & hw->info.align) { | |
c0fe3827 | 900 | ldebug ("warning: Misaligned capture position %ld(%d)\n", |
1d14ffa9 FB |
901 | cpos, hw->info.align); |
902 | } | |
903 | cpos >>= hwshift; | |
904 | ||
905 | len = audio_ring_dist (cpos, hw->wpos, hw->samples); | |
906 | if (!len) { | |
907 | return 0; | |
908 | } | |
909 | len = audio_MIN (len, dead); | |
910 | ||
911 | err = dsound_lock_in ( | |
912 | dscb, | |
913 | &hw->info, | |
914 | hw->wpos << hwshift, | |
915 | len << hwshift, | |
916 | &p1, | |
917 | &p2, | |
918 | &blen1, | |
919 | &blen2, | |
920 | 0 | |
921 | ); | |
922 | if (err) { | |
923 | return 0; | |
924 | } | |
925 | ||
926 | len1 = blen1 >> hwshift; | |
927 | len2 = blen2 >> hwshift; | |
928 | decr = len1 + len2; | |
929 | ||
930 | if (p1 && len1) { | |
931 | hw->conv (hw->conv_buf + hw->wpos, p1, len1, &nominal_volume); | |
932 | } | |
933 | ||
934 | if (p2 && len2) { | |
935 | hw->conv (hw->conv_buf, p2, len2, &nominal_volume); | |
936 | } | |
937 | ||
938 | dsound_unlock_in (dscb, p1, p2, blen1, blen2); | |
939 | hw->wpos = (hw->wpos + decr) % hw->samples; | |
940 | return decr; | |
941 | } | |
942 | ||
943 | static void dsound_audio_fini (void *opaque) | |
944 | { | |
945 | HRESULT hr; | |
946 | dsound *s = opaque; | |
947 | ||
948 | if (!s->dsound) { | |
949 | return; | |
950 | } | |
951 | ||
952 | hr = IDirectSound_Release (s->dsound); | |
953 | if (FAILED (hr)) { | |
c0fe3827 | 954 | dsound_logerr (hr, "Could not release DirectSound\n"); |
1d14ffa9 FB |
955 | } |
956 | s->dsound = NULL; | |
957 | ||
958 | if (!s->dsound_capture) { | |
959 | return; | |
960 | } | |
961 | ||
962 | hr = IDirectSoundCapture_Release (s->dsound_capture); | |
963 | if (FAILED (hr)) { | |
c0fe3827 | 964 | dsound_logerr (hr, "Could not release DirectSoundCapture\n"); |
1d14ffa9 FB |
965 | } |
966 | s->dsound_capture = NULL; | |
967 | } | |
968 | ||
969 | static void *dsound_audio_init (void) | |
970 | { | |
971 | int err; | |
972 | HRESULT hr; | |
973 | dsound *s = &glob_dsound; | |
974 | ||
975 | hr = CoInitialize (NULL); | |
976 | if (FAILED (hr)) { | |
c0fe3827 | 977 | dsound_logerr (hr, "Could not initialize COM\n"); |
1d14ffa9 FB |
978 | return NULL; |
979 | } | |
980 | ||
981 | hr = CoCreateInstance ( | |
982 | &CLSID_DirectSound, | |
983 | NULL, | |
984 | CLSCTX_ALL, | |
985 | &IID_IDirectSound, | |
986 | (void **) &s->dsound | |
987 | ); | |
988 | if (FAILED (hr)) { | |
c0fe3827 | 989 | dsound_logerr (hr, "Could not create DirectSound instance\n"); |
1d14ffa9 FB |
990 | return NULL; |
991 | } | |
992 | ||
993 | hr = IDirectSound_Initialize (s->dsound, NULL); | |
994 | if (FAILED (hr)) { | |
c0fe3827 | 995 | dsound_logerr (hr, "Could not initialize DirectSound\n"); |
8ead62cf FB |
996 | |
997 | hr = IDirectSound_Release (s->dsound); | |
998 | if (FAILED (hr)) { | |
999 | dsound_logerr (hr, "Could not release DirectSound\n"); | |
1000 | } | |
1001 | s->dsound = NULL; | |
1d14ffa9 FB |
1002 | return NULL; |
1003 | } | |
1004 | ||
1005 | hr = CoCreateInstance ( | |
1006 | &CLSID_DirectSoundCapture, | |
1007 | NULL, | |
1008 | CLSCTX_ALL, | |
1009 | &IID_IDirectSoundCapture, | |
1010 | (void **) &s->dsound_capture | |
1011 | ); | |
1012 | if (FAILED (hr)) { | |
c0fe3827 | 1013 | dsound_logerr (hr, "Could not create DirectSoundCapture instance\n"); |
1d14ffa9 FB |
1014 | } |
1015 | else { | |
1016 | hr = IDirectSoundCapture_Initialize (s->dsound_capture, NULL); | |
1017 | if (FAILED (hr)) { | |
c0fe3827 | 1018 | dsound_logerr (hr, "Could not initialize DirectSoundCapture\n"); |
1d14ffa9 FB |
1019 | |
1020 | hr = IDirectSoundCapture_Release (s->dsound_capture); | |
1021 | if (FAILED (hr)) { | |
c0fe3827 | 1022 | dsound_logerr (hr, "Could not release DirectSoundCapture\n"); |
1d14ffa9 FB |
1023 | } |
1024 | s->dsound_capture = NULL; | |
1025 | } | |
1026 | } | |
1027 | ||
1028 | err = dsound_open (s); | |
1029 | if (err) { | |
1030 | dsound_audio_fini (s); | |
1031 | return NULL; | |
1032 | } | |
1033 | ||
1034 | return s; | |
1035 | } | |
1036 | ||
1037 | static struct audio_option dsound_options[] = { | |
1038 | {"LOCK_RETRIES", AUD_OPT_INT, &conf.lock_retries, | |
1039 | "Number of times to attempt locking the buffer", NULL, 0}, | |
1040 | {"RESTOURE_RETRIES", AUD_OPT_INT, &conf.restore_retries, | |
1041 | "Number of times to attempt restoring the buffer", NULL, 0}, | |
1042 | {"GETSTATUS_RETRIES", AUD_OPT_INT, &conf.getstatus_retries, | |
1043 | "Number of times to attempt getting status of the buffer", NULL, 0}, | |
1044 | {"SET_PRIMARY", AUD_OPT_BOOL, &conf.set_primary, | |
1045 | "Set the parameters of primary buffer", NULL, 0}, | |
1046 | {"LATENCY_MILLIS", AUD_OPT_INT, &conf.latency_millis, | |
1047 | "(undocumented)", NULL, 0}, | |
c0fe3827 | 1048 | {"PRIMARY_FREQ", AUD_OPT_INT, &conf.settings.freq, |
1d14ffa9 | 1049 | "Primary buffer frequency", NULL, 0}, |
c0fe3827 | 1050 | {"PRIMARY_CHANNELS", AUD_OPT_INT, &conf.settings.nchannels, |
1d14ffa9 | 1051 | "Primary buffer number of channels (1 - mono, 2 - stereo)", NULL, 0}, |
c0fe3827 | 1052 | {"PRIMARY_FMT", AUD_OPT_FMT, &conf.settings.fmt, |
1d14ffa9 FB |
1053 | "Primary buffer format", NULL, 0}, |
1054 | {"BUFSIZE_OUT", AUD_OPT_INT, &conf.bufsize_out, | |
1055 | "(undocumented)", NULL, 0}, | |
1056 | {"BUFSIZE_IN", AUD_OPT_INT, &conf.bufsize_in, | |
1057 | "(undocumented)", NULL, 0}, | |
1058 | {NULL, 0, NULL, NULL, NULL, 0} | |
1059 | }; | |
1060 | ||
35f4b58c | 1061 | static struct audio_pcm_ops dsound_pcm_ops = { |
1d14ffa9 FB |
1062 | dsound_init_out, |
1063 | dsound_fini_out, | |
1064 | dsound_run_out, | |
1065 | dsound_write, | |
1066 | dsound_ctl_out, | |
1067 | ||
1068 | dsound_init_in, | |
1069 | dsound_fini_in, | |
1070 | dsound_run_in, | |
1071 | dsound_read, | |
1072 | dsound_ctl_in | |
1073 | }; | |
1074 | ||
1075 | struct audio_driver dsound_audio_driver = { | |
bee37f32 JQ |
1076 | .name = "dsound", |
1077 | .descr = "DirectSound http://wikipedia.org/wiki/DirectSound", | |
1078 | .options = dsound_options, | |
1079 | .init = dsound_audio_init, | |
1080 | .fini = dsound_audio_fini, | |
1081 | .pcm_ops = &dsound_pcm_ops, | |
1082 | .can_be_default = 1, | |
1083 | .max_voices_out = INT_MAX, | |
1084 | .max_voices_in = 1, | |
1085 | .voice_size_out = sizeof (DSoundVoiceOut), | |
1086 | .oice_size_in = sizeof (DSoundVoiceIn) | |
1d14ffa9 | 1087 | }; |