]>
Commit | Line | Data |
---|---|---|
1 | /* | |
2 | * QEMU FMOD audio driver | |
3 | * | |
4 | * Copyright (c) 2004-2005 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 | #include <fmod.h> | |
25 | #include <fmod_errors.h> | |
26 | #include "qemu-common.h" | |
27 | #include "audio.h" | |
28 | ||
29 | #define AUDIO_CAP "fmod" | |
30 | #include "audio_int.h" | |
31 | ||
32 | typedef struct FMODVoiceOut { | |
33 | HWVoiceOut hw; | |
34 | unsigned int old_pos; | |
35 | FSOUND_SAMPLE *fmod_sample; | |
36 | int channel; | |
37 | } FMODVoiceOut; | |
38 | ||
39 | typedef struct FMODVoiceIn { | |
40 | HWVoiceIn hw; | |
41 | FSOUND_SAMPLE *fmod_sample; | |
42 | } FMODVoiceIn; | |
43 | ||
44 | static struct { | |
45 | const char *drvname; | |
46 | int nb_samples; | |
47 | int freq; | |
48 | int nb_channels; | |
49 | int bufsize; | |
50 | int broken_adc; | |
51 | } conf = { | |
52 | .nb_samples = 2048 * 2, | |
53 | .freq = 44100, | |
54 | .nb_channels = 2, | |
55 | }; | |
56 | ||
57 | static void GCC_FMT_ATTR (1, 2) fmod_logerr (const char *fmt, ...) | |
58 | { | |
59 | va_list ap; | |
60 | ||
61 | va_start (ap, fmt); | |
62 | AUD_vlog (AUDIO_CAP, fmt, ap); | |
63 | va_end (ap); | |
64 | ||
65 | AUD_log (AUDIO_CAP, "Reason: %s\n", | |
66 | FMOD_ErrorString (FSOUND_GetError ())); | |
67 | } | |
68 | ||
69 | static void GCC_FMT_ATTR (2, 3) fmod_logerr2 ( | |
70 | const char *typ, | |
71 | const char *fmt, | |
72 | ... | |
73 | ) | |
74 | { | |
75 | va_list ap; | |
76 | ||
77 | AUD_log (AUDIO_CAP, "Could not initialize %s\n", typ); | |
78 | ||
79 | va_start (ap, fmt); | |
80 | AUD_vlog (AUDIO_CAP, fmt, ap); | |
81 | va_end (ap); | |
82 | ||
83 | AUD_log (AUDIO_CAP, "Reason: %s\n", | |
84 | FMOD_ErrorString (FSOUND_GetError ())); | |
85 | } | |
86 | ||
87 | static int fmod_write (SWVoiceOut *sw, void *buf, int len) | |
88 | { | |
89 | return audio_pcm_sw_write (sw, buf, len); | |
90 | } | |
91 | ||
92 | static void fmod_clear_sample (FMODVoiceOut *fmd) | |
93 | { | |
94 | HWVoiceOut *hw = &fmd->hw; | |
95 | int status; | |
96 | void *p1 = 0, *p2 = 0; | |
97 | unsigned int len1 = 0, len2 = 0; | |
98 | ||
99 | status = FSOUND_Sample_Lock ( | |
100 | fmd->fmod_sample, | |
101 | 0, | |
102 | hw->samples << hw->info.shift, | |
103 | &p1, | |
104 | &p2, | |
105 | &len1, | |
106 | &len2 | |
107 | ); | |
108 | ||
109 | if (!status) { | |
110 | fmod_logerr ("Failed to lock sample\n"); | |
111 | return; | |
112 | } | |
113 | ||
114 | if ((len1 & hw->info.align) || (len2 & hw->info.align)) { | |
115 | dolog ("Lock returned misaligned length %d, %d, alignment %d\n", | |
116 | len1, len2, hw->info.align + 1); | |
117 | goto fail; | |
118 | } | |
119 | ||
120 | if ((len1 + len2) - (hw->samples << hw->info.shift)) { | |
121 | dolog ("Lock returned incomplete length %d, %d\n", | |
122 | len1 + len2, hw->samples << hw->info.shift); | |
123 | goto fail; | |
124 | } | |
125 | ||
126 | audio_pcm_info_clear_buf (&hw->info, p1, hw->samples); | |
127 | ||
128 | fail: | |
129 | status = FSOUND_Sample_Unlock (fmd->fmod_sample, p1, p2, len1, len2); | |
130 | if (!status) { | |
131 | fmod_logerr ("Failed to unlock sample\n"); | |
132 | } | |
133 | } | |
134 | ||
135 | static void fmod_write_sample (HWVoiceOut *hw, uint8_t *dst, int dst_len) | |
136 | { | |
137 | int src_len1 = dst_len; | |
138 | int src_len2 = 0; | |
139 | int pos = hw->rpos + dst_len; | |
140 | struct st_sample *src1 = hw->mix_buf + hw->rpos; | |
141 | struct st_sample *src2 = NULL; | |
142 | ||
143 | if (pos > hw->samples) { | |
144 | src_len1 = hw->samples - hw->rpos; | |
145 | src2 = hw->mix_buf; | |
146 | src_len2 = dst_len - src_len1; | |
147 | pos = src_len2; | |
148 | } | |
149 | ||
150 | if (src_len1) { | |
151 | hw->clip (dst, src1, src_len1); | |
152 | } | |
153 | ||
154 | if (src_len2) { | |
155 | dst = advance (dst, src_len1 << hw->info.shift); | |
156 | hw->clip (dst, src2, src_len2); | |
157 | } | |
158 | ||
159 | hw->rpos = pos % hw->samples; | |
160 | } | |
161 | ||
162 | static int fmod_unlock_sample (FSOUND_SAMPLE *sample, void *p1, void *p2, | |
163 | unsigned int blen1, unsigned int blen2) | |
164 | { | |
165 | int status = FSOUND_Sample_Unlock (sample, p1, p2, blen1, blen2); | |
166 | if (!status) { | |
167 | fmod_logerr ("Failed to unlock sample\n"); | |
168 | return -1; | |
169 | } | |
170 | return 0; | |
171 | } | |
172 | ||
173 | static int fmod_lock_sample ( | |
174 | FSOUND_SAMPLE *sample, | |
175 | struct audio_pcm_info *info, | |
176 | int pos, | |
177 | int len, | |
178 | void **p1, | |
179 | void **p2, | |
180 | unsigned int *blen1, | |
181 | unsigned int *blen2 | |
182 | ) | |
183 | { | |
184 | int status; | |
185 | ||
186 | status = FSOUND_Sample_Lock ( | |
187 | sample, | |
188 | pos << info->shift, | |
189 | len << info->shift, | |
190 | p1, | |
191 | p2, | |
192 | blen1, | |
193 | blen2 | |
194 | ); | |
195 | ||
196 | if (!status) { | |
197 | fmod_logerr ("Failed to lock sample\n"); | |
198 | return -1; | |
199 | } | |
200 | ||
201 | if ((*blen1 & info->align) || (*blen2 & info->align)) { | |
202 | dolog ("Lock returned misaligned length %d, %d, alignment %d\n", | |
203 | *blen1, *blen2, info->align + 1); | |
204 | ||
205 | fmod_unlock_sample (sample, *p1, *p2, *blen1, *blen2); | |
206 | ||
207 | *p1 = NULL - 1; | |
208 | *p2 = NULL - 1; | |
209 | *blen1 = ~0U; | |
210 | *blen2 = ~0U; | |
211 | return -1; | |
212 | } | |
213 | ||
214 | if (!*p1 && *blen1) { | |
215 | dolog ("warning: !p1 && blen1=%d\n", *blen1); | |
216 | *blen1 = 0; | |
217 | } | |
218 | ||
219 | if (!p2 && *blen2) { | |
220 | dolog ("warning: !p2 && blen2=%d\n", *blen2); | |
221 | *blen2 = 0; | |
222 | } | |
223 | ||
224 | return 0; | |
225 | } | |
226 | ||
227 | static int fmod_run_out (HWVoiceOut *hw, int live) | |
228 | { | |
229 | FMODVoiceOut *fmd = (FMODVoiceOut *) hw; | |
230 | int decr; | |
231 | void *p1 = 0, *p2 = 0; | |
232 | unsigned int blen1 = 0, blen2 = 0; | |
233 | unsigned int len1 = 0, len2 = 0; | |
234 | ||
235 | if (!hw->pending_disable) { | |
236 | return 0; | |
237 | } | |
238 | ||
239 | decr = live; | |
240 | ||
241 | if (fmd->channel >= 0) { | |
242 | int len = decr; | |
243 | int old_pos = fmd->old_pos; | |
244 | int ppos = FSOUND_GetCurrentPosition (fmd->channel); | |
245 | ||
246 | if (ppos == old_pos || !ppos) { | |
247 | return 0; | |
248 | } | |
249 | ||
250 | if ((old_pos < ppos) && ((old_pos + len) > ppos)) { | |
251 | len = ppos - old_pos; | |
252 | } | |
253 | else { | |
254 | if ((old_pos > ppos) && ((old_pos + len) > (ppos + hw->samples))) { | |
255 | len = hw->samples - old_pos + ppos; | |
256 | } | |
257 | } | |
258 | decr = len; | |
259 | ||
260 | if (audio_bug (AUDIO_FUNC, decr < 0)) { | |
261 | dolog ("decr=%d live=%d ppos=%d old_pos=%d len=%d\n", | |
262 | decr, live, ppos, old_pos, len); | |
263 | return 0; | |
264 | } | |
265 | } | |
266 | ||
267 | ||
268 | if (!decr) { | |
269 | return 0; | |
270 | } | |
271 | ||
272 | if (fmod_lock_sample (fmd->fmod_sample, &fmd->hw.info, | |
273 | fmd->old_pos, decr, | |
274 | &p1, &p2, | |
275 | &blen1, &blen2)) { | |
276 | return 0; | |
277 | } | |
278 | ||
279 | len1 = blen1 >> hw->info.shift; | |
280 | len2 = blen2 >> hw->info.shift; | |
281 | ldebug ("%p %p %d %d %d %d\n", p1, p2, len1, len2, blen1, blen2); | |
282 | decr = len1 + len2; | |
283 | ||
284 | if (p1 && len1) { | |
285 | fmod_write_sample (hw, p1, len1); | |
286 | } | |
287 | ||
288 | if (p2 && len2) { | |
289 | fmod_write_sample (hw, p2, len2); | |
290 | } | |
291 | ||
292 | fmod_unlock_sample (fmd->fmod_sample, p1, p2, blen1, blen2); | |
293 | ||
294 | fmd->old_pos = (fmd->old_pos + decr) % hw->samples; | |
295 | return decr; | |
296 | } | |
297 | ||
298 | static int aud_to_fmodfmt (audfmt_e fmt, int stereo) | |
299 | { | |
300 | int mode = FSOUND_LOOP_NORMAL; | |
301 | ||
302 | switch (fmt) { | |
303 | case AUD_FMT_S8: | |
304 | mode |= FSOUND_SIGNED | FSOUND_8BITS; | |
305 | break; | |
306 | ||
307 | case AUD_FMT_U8: | |
308 | mode |= FSOUND_UNSIGNED | FSOUND_8BITS; | |
309 | break; | |
310 | ||
311 | case AUD_FMT_S16: | |
312 | mode |= FSOUND_SIGNED | FSOUND_16BITS; | |
313 | break; | |
314 | ||
315 | case AUD_FMT_U16: | |
316 | mode |= FSOUND_UNSIGNED | FSOUND_16BITS; | |
317 | break; | |
318 | ||
319 | default: | |
320 | dolog ("Internal logic error: Bad audio format %d\n", fmt); | |
321 | #ifdef DEBUG_FMOD | |
322 | abort (); | |
323 | #endif | |
324 | mode |= FSOUND_8BITS; | |
325 | } | |
326 | mode |= stereo ? FSOUND_STEREO : FSOUND_MONO; | |
327 | return mode; | |
328 | } | |
329 | ||
330 | static void fmod_fini_out (HWVoiceOut *hw) | |
331 | { | |
332 | FMODVoiceOut *fmd = (FMODVoiceOut *) hw; | |
333 | ||
334 | if (fmd->fmod_sample) { | |
335 | FSOUND_Sample_Free (fmd->fmod_sample); | |
336 | fmd->fmod_sample = 0; | |
337 | ||
338 | if (fmd->channel >= 0) { | |
339 | FSOUND_StopSound (fmd->channel); | |
340 | } | |
341 | } | |
342 | } | |
343 | ||
344 | static int fmod_init_out (HWVoiceOut *hw, struct audsettings *as) | |
345 | { | |
346 | int bits16, mode, channel; | |
347 | FMODVoiceOut *fmd = (FMODVoiceOut *) hw; | |
348 | struct audsettings obt_as = *as; | |
349 | ||
350 | mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0); | |
351 | fmd->fmod_sample = FSOUND_Sample_Alloc ( | |
352 | FSOUND_FREE, /* index */ | |
353 | conf.nb_samples, /* length */ | |
354 | mode, /* mode */ | |
355 | as->freq, /* freq */ | |
356 | 255, /* volume */ | |
357 | 128, /* pan */ | |
358 | 255 /* priority */ | |
359 | ); | |
360 | ||
361 | if (!fmd->fmod_sample) { | |
362 | fmod_logerr2 ("DAC", "Failed to allocate FMOD sample\n"); | |
363 | return -1; | |
364 | } | |
365 | ||
366 | channel = FSOUND_PlaySoundEx (FSOUND_FREE, fmd->fmod_sample, 0, 1); | |
367 | if (channel < 0) { | |
368 | fmod_logerr2 ("DAC", "Failed to start playing sound\n"); | |
369 | FSOUND_Sample_Free (fmd->fmod_sample); | |
370 | return -1; | |
371 | } | |
372 | fmd->channel = channel; | |
373 | ||
374 | /* FMOD always operates on little endian frames? */ | |
375 | obt_as.endianness = 0; | |
376 | audio_pcm_init_info (&hw->info, &obt_as); | |
377 | bits16 = (mode & FSOUND_16BITS) != 0; | |
378 | hw->samples = conf.nb_samples; | |
379 | return 0; | |
380 | } | |
381 | ||
382 | static int fmod_ctl_out (HWVoiceOut *hw, int cmd, ...) | |
383 | { | |
384 | int status; | |
385 | FMODVoiceOut *fmd = (FMODVoiceOut *) hw; | |
386 | ||
387 | switch (cmd) { | |
388 | case VOICE_ENABLE: | |
389 | fmod_clear_sample (fmd); | |
390 | status = FSOUND_SetPaused (fmd->channel, 0); | |
391 | if (!status) { | |
392 | fmod_logerr ("Failed to resume channel %d\n", fmd->channel); | |
393 | } | |
394 | break; | |
395 | ||
396 | case VOICE_DISABLE: | |
397 | status = FSOUND_SetPaused (fmd->channel, 1); | |
398 | if (!status) { | |
399 | fmod_logerr ("Failed to pause channel %d\n", fmd->channel); | |
400 | } | |
401 | break; | |
402 | } | |
403 | return 0; | |
404 | } | |
405 | ||
406 | static int fmod_init_in (HWVoiceIn *hw, struct audsettings *as) | |
407 | { | |
408 | int bits16, mode; | |
409 | FMODVoiceIn *fmd = (FMODVoiceIn *) hw; | |
410 | struct audsettings obt_as = *as; | |
411 | ||
412 | if (conf.broken_adc) { | |
413 | return -1; | |
414 | } | |
415 | ||
416 | mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0); | |
417 | fmd->fmod_sample = FSOUND_Sample_Alloc ( | |
418 | FSOUND_FREE, /* index */ | |
419 | conf.nb_samples, /* length */ | |
420 | mode, /* mode */ | |
421 | as->freq, /* freq */ | |
422 | 255, /* volume */ | |
423 | 128, /* pan */ | |
424 | 255 /* priority */ | |
425 | ); | |
426 | ||
427 | if (!fmd->fmod_sample) { | |
428 | fmod_logerr2 ("ADC", "Failed to allocate FMOD sample\n"); | |
429 | return -1; | |
430 | } | |
431 | ||
432 | /* FMOD always operates on little endian frames? */ | |
433 | obt_as.endianness = 0; | |
434 | audio_pcm_init_info (&hw->info, &obt_as); | |
435 | bits16 = (mode & FSOUND_16BITS) != 0; | |
436 | hw->samples = conf.nb_samples; | |
437 | return 0; | |
438 | } | |
439 | ||
440 | static void fmod_fini_in (HWVoiceIn *hw) | |
441 | { | |
442 | FMODVoiceIn *fmd = (FMODVoiceIn *) hw; | |
443 | ||
444 | if (fmd->fmod_sample) { | |
445 | FSOUND_Record_Stop (); | |
446 | FSOUND_Sample_Free (fmd->fmod_sample); | |
447 | fmd->fmod_sample = 0; | |
448 | } | |
449 | } | |
450 | ||
451 | static int fmod_run_in (HWVoiceIn *hw) | |
452 | { | |
453 | FMODVoiceIn *fmd = (FMODVoiceIn *) hw; | |
454 | int hwshift = hw->info.shift; | |
455 | int live, dead, new_pos, len; | |
456 | unsigned int blen1 = 0, blen2 = 0; | |
457 | unsigned int len1, len2; | |
458 | unsigned int decr; | |
459 | void *p1, *p2; | |
460 | ||
461 | live = audio_pcm_hw_get_live_in (hw); | |
462 | dead = hw->samples - live; | |
463 | if (!dead) { | |
464 | return 0; | |
465 | } | |
466 | ||
467 | new_pos = FSOUND_Record_GetPosition (); | |
468 | if (new_pos < 0) { | |
469 | fmod_logerr ("Could not get recording position\n"); | |
470 | return 0; | |
471 | } | |
472 | ||
473 | len = audio_ring_dist (new_pos, hw->wpos, hw->samples); | |
474 | if (!len) { | |
475 | return 0; | |
476 | } | |
477 | len = audio_MIN (len, dead); | |
478 | ||
479 | if (fmod_lock_sample (fmd->fmod_sample, &fmd->hw.info, | |
480 | hw->wpos, len, | |
481 | &p1, &p2, | |
482 | &blen1, &blen2)) { | |
483 | return 0; | |
484 | } | |
485 | ||
486 | len1 = blen1 >> hwshift; | |
487 | len2 = blen2 >> hwshift; | |
488 | decr = len1 + len2; | |
489 | ||
490 | if (p1 && blen1) { | |
491 | hw->conv (hw->conv_buf + hw->wpos, p1, len1); | |
492 | } | |
493 | if (p2 && len2) { | |
494 | hw->conv (hw->conv_buf, p2, len2); | |
495 | } | |
496 | ||
497 | fmod_unlock_sample (fmd->fmod_sample, p1, p2, blen1, blen2); | |
498 | hw->wpos = (hw->wpos + decr) % hw->samples; | |
499 | return decr; | |
500 | } | |
501 | ||
502 | static struct { | |
503 | const char *name; | |
504 | int type; | |
505 | } drvtab[] = { | |
506 | { .name = "none", .type = FSOUND_OUTPUT_NOSOUND }, | |
507 | #ifdef _WIN32 | |
508 | { .name = "winmm", .type = FSOUND_OUTPUT_WINMM }, | |
509 | { .name = "dsound", .type = FSOUND_OUTPUT_DSOUND }, | |
510 | { .name = "a3d", .type = FSOUND_OUTPUT_A3D }, | |
511 | { .name = "asio", .type = FSOUND_OUTPUT_ASIO }, | |
512 | #endif | |
513 | #ifdef __linux__ | |
514 | { .name = "oss", .type = FSOUND_OUTPUT_OSS }, | |
515 | { .name = "alsa", .type = FSOUND_OUTPUT_ALSA }, | |
516 | { .name = "esd", .type = FSOUND_OUTPUT_ESD }, | |
517 | #endif | |
518 | #ifdef __APPLE__ | |
519 | { .name = "mac", .type = FSOUND_OUTPUT_MAC }, | |
520 | #endif | |
521 | #if 0 | |
522 | { .name = "xbox", .type = FSOUND_OUTPUT_XBOX }, | |
523 | { .name = "ps2", .type = FSOUND_OUTPUT_PS2 }, | |
524 | { .name = "gcube", .type = FSOUND_OUTPUT_GC }, | |
525 | #endif | |
526 | { .name = "none-realtime", .type = FSOUND_OUTPUT_NOSOUND_NONREALTIME } | |
527 | }; | |
528 | ||
529 | static void *fmod_audio_init (void) | |
530 | { | |
531 | size_t i; | |
532 | double ver; | |
533 | int status; | |
534 | int output_type = -1; | |
535 | const char *drv = conf.drvname; | |
536 | ||
537 | ver = FSOUND_GetVersion (); | |
538 | if (ver < FMOD_VERSION) { | |
539 | dolog ("Wrong FMOD version %f, need at least %f\n", ver, FMOD_VERSION); | |
540 | return NULL; | |
541 | } | |
542 | ||
543 | #ifdef __linux__ | |
544 | if (ver < 3.75) { | |
545 | dolog ("FMOD before 3.75 has bug preventing ADC from working\n" | |
546 | "ADC will be disabled.\n"); | |
547 | conf.broken_adc = 1; | |
548 | } | |
549 | #endif | |
550 | ||
551 | if (drv) { | |
552 | int found = 0; | |
553 | for (i = 0; i < ARRAY_SIZE (drvtab); i++) { | |
554 | if (!strcmp (drv, drvtab[i].name)) { | |
555 | output_type = drvtab[i].type; | |
556 | found = 1; | |
557 | break; | |
558 | } | |
559 | } | |
560 | if (!found) { | |
561 | dolog ("Unknown FMOD driver `%s'\n", drv); | |
562 | dolog ("Valid drivers:\n"); | |
563 | for (i = 0; i < ARRAY_SIZE (drvtab); i++) { | |
564 | dolog (" %s\n", drvtab[i].name); | |
565 | } | |
566 | } | |
567 | } | |
568 | ||
569 | if (output_type != -1) { | |
570 | status = FSOUND_SetOutput (output_type); | |
571 | if (!status) { | |
572 | fmod_logerr ("FSOUND_SetOutput(%d) failed\n", output_type); | |
573 | return NULL; | |
574 | } | |
575 | } | |
576 | ||
577 | if (conf.bufsize) { | |
578 | status = FSOUND_SetBufferSize (conf.bufsize); | |
579 | if (!status) { | |
580 | fmod_logerr ("FSOUND_SetBufferSize (%d) failed\n", conf.bufsize); | |
581 | } | |
582 | } | |
583 | ||
584 | status = FSOUND_Init (conf.freq, conf.nb_channels, 0); | |
585 | if (!status) { | |
586 | fmod_logerr ("FSOUND_Init failed\n"); | |
587 | return NULL; | |
588 | } | |
589 | ||
590 | return &conf; | |
591 | } | |
592 | ||
593 | static int fmod_read (SWVoiceIn *sw, void *buf, int size) | |
594 | { | |
595 | return audio_pcm_sw_read (sw, buf, size); | |
596 | } | |
597 | ||
598 | static int fmod_ctl_in (HWVoiceIn *hw, int cmd, ...) | |
599 | { | |
600 | int status; | |
601 | FMODVoiceIn *fmd = (FMODVoiceIn *) hw; | |
602 | ||
603 | switch (cmd) { | |
604 | case VOICE_ENABLE: | |
605 | status = FSOUND_Record_StartSample (fmd->fmod_sample, 1); | |
606 | if (!status) { | |
607 | fmod_logerr ("Failed to start recording\n"); | |
608 | } | |
609 | break; | |
610 | ||
611 | case VOICE_DISABLE: | |
612 | status = FSOUND_Record_Stop (); | |
613 | if (!status) { | |
614 | fmod_logerr ("Failed to stop recording\n"); | |
615 | } | |
616 | break; | |
617 | } | |
618 | return 0; | |
619 | } | |
620 | ||
621 | static void fmod_audio_fini (void *opaque) | |
622 | { | |
623 | (void) opaque; | |
624 | FSOUND_Close (); | |
625 | } | |
626 | ||
627 | static struct audio_option fmod_options[] = { | |
628 | { | |
629 | .name = "DRV", | |
630 | .tag = AUD_OPT_STR, | |
631 | .valp = &conf.drvname, | |
632 | .descr = "FMOD driver" | |
633 | }, | |
634 | { | |
635 | .name = "FREQ", | |
636 | .tag = AUD_OPT_INT, | |
637 | .valp = &conf.freq, | |
638 | .descr = "Default frequency" | |
639 | }, | |
640 | { | |
641 | .name = "SAMPLES", | |
642 | .tag = AUD_OPT_INT, | |
643 | .valp = &conf.nb_samples, | |
644 | .descr = "Buffer size in samples" | |
645 | }, | |
646 | { | |
647 | .name = "CHANNELS", | |
648 | .tag = AUD_OPT_INT, | |
649 | .valp = &conf.nb_channels, | |
650 | .descr = "Number of default channels (1 - mono, 2 - stereo)" | |
651 | }, | |
652 | { | |
653 | .name = "BUFSIZE", | |
654 | .tag = AUD_OPT_INT, | |
655 | .valp = &conf.bufsize, | |
656 | .descr = "(undocumented)" | |
657 | }, | |
658 | { /* End of list */ } | |
659 | }; | |
660 | ||
661 | static struct audio_pcm_ops fmod_pcm_ops = { | |
662 | .init_out = fmod_init_out, | |
663 | .fini_out = fmod_fini_out, | |
664 | .run_out = fmod_run_out, | |
665 | .write = fmod_write, | |
666 | .ctl_out = fmod_ctl_out, | |
667 | ||
668 | .init_in = fmod_init_in, | |
669 | .fini_in = fmod_fini_in, | |
670 | .run_in = fmod_run_in, | |
671 | .read = fmod_read, | |
672 | .ctl_in = fmod_ctl_in | |
673 | }; | |
674 | ||
675 | struct audio_driver fmod_audio_driver = { | |
676 | .name = "fmod", | |
677 | .descr = "FMOD 3.xx http://www.fmod.org", | |
678 | .options = fmod_options, | |
679 | .init = fmod_audio_init, | |
680 | .fini = fmod_audio_fini, | |
681 | .pcm_ops = &fmod_pcm_ops, | |
682 | .can_be_default = 1, | |
683 | .max_voices_out = INT_MAX, | |
684 | .max_voices_in = INT_MAX, | |
685 | .voice_size_out = sizeof (FMODVoiceOut), | |
686 | .voice_size_in = sizeof (FMODVoiceIn) | |
687 | }; |