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Commit | Line | Data |
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85571bc7 FB |
1 | /* |
2 | * QEMU Audio subsystem | |
1d14ffa9 FB |
3 | * |
4 | * Copyright (c) 2003-2005 Vassili Karpov (malc) | |
5 | * | |
85571bc7 FB |
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 | */ | |
6086a565 | 24 | #include "qemu/osdep.h" |
87ecb68b PB |
25 | #include "hw/hw.h" |
26 | #include "audio.h" | |
83c9089e | 27 | #include "monitor/monitor.h" |
1de7afc9 | 28 | #include "qemu/timer.h" |
9c17d615 | 29 | #include "sysemu/sysemu.h" |
f348b6d1 | 30 | #include "qemu/cutils.h" |
3d4d16f4 | 31 | #include "sysemu/replay.h" |
1a961e78 | 32 | #include "trace.h" |
85571bc7 | 33 | |
1d14ffa9 FB |
34 | #define AUDIO_CAP "audio" |
35 | #include "audio_int.h" | |
85571bc7 | 36 | |
1d14ffa9 FB |
37 | /* #define DEBUG_LIVE */ |
38 | /* #define DEBUG_OUT */ | |
8ead62cf | 39 | /* #define DEBUG_CAPTURE */ |
713a98f8 | 40 | /* #define DEBUG_POLL */ |
85571bc7 | 41 | |
c0fe3827 FB |
42 | #define SW_NAME(sw) (sw)->name ? (sw)->name : "unknown" |
43 | ||
2358a494 JQ |
44 | |
45 | /* Order of CONFIG_AUDIO_DRIVERS is import. | |
46 | The 1st one is the one used by default, that is the reason | |
47 | that we generate the list. | |
48 | */ | |
d3893a39 GH |
49 | static const char *audio_prio_list[] = { |
50 | "spice", | |
2358a494 | 51 | CONFIG_AUDIO_DRIVERS |
d3893a39 GH |
52 | "none", |
53 | "wav", | |
1d14ffa9 | 54 | }; |
85571bc7 | 55 | |
d3893a39 GH |
56 | static QLIST_HEAD(, audio_driver) audio_drivers; |
57 | ||
58 | void audio_driver_register(audio_driver *drv) | |
59 | { | |
60 | QLIST_INSERT_HEAD(&audio_drivers, drv, next); | |
61 | } | |
62 | ||
63 | audio_driver *audio_driver_lookup(const char *name) | |
64 | { | |
65 | struct audio_driver *d; | |
66 | ||
67 | QLIST_FOREACH(d, &audio_drivers, next) { | |
68 | if (strcmp(name, d->name) == 0) { | |
69 | return d; | |
70 | } | |
71 | } | |
65ba8696 GH |
72 | |
73 | audio_module_load_one(name); | |
74 | QLIST_FOREACH(d, &audio_drivers, next) { | |
75 | if (strcmp(name, d->name) == 0) { | |
76 | return d; | |
77 | } | |
78 | } | |
79 | ||
d3893a39 GH |
80 | return NULL; |
81 | } | |
82 | ||
65ba8696 GH |
83 | static void audio_module_load_all(void) |
84 | { | |
85 | int i; | |
86 | ||
87 | for (i = 0; i < ARRAY_SIZE(audio_prio_list); i++) { | |
88 | audio_driver_lookup(audio_prio_list[i]); | |
89 | } | |
90 | } | |
91 | ||
c0fe3827 FB |
92 | struct fixed_settings { |
93 | int enabled; | |
94 | int nb_voices; | |
95 | int greedy; | |
1ea879e5 | 96 | struct audsettings settings; |
c0fe3827 FB |
97 | }; |
98 | ||
99 | static struct { | |
100 | struct fixed_settings fixed_out; | |
101 | struct fixed_settings fixed_in; | |
102 | union { | |
c310de86 | 103 | int hertz; |
c0fe3827 FB |
104 | int64_t ticks; |
105 | } period; | |
713a98f8 | 106 | int try_poll_in; |
107 | int try_poll_out; | |
c0fe3827 | 108 | } conf = { |
14658cd1 JQ |
109 | .fixed_out = { /* DAC fixed settings */ |
110 | .enabled = 1, | |
111 | .nb_voices = 1, | |
112 | .greedy = 1, | |
113 | .settings = { | |
114 | .freq = 44100, | |
115 | .nchannels = 2, | |
85bc5852 | 116 | .fmt = AUDIO_FORMAT_S16, |
14658cd1 | 117 | .endianness = AUDIO_HOST_ENDIANNESS, |
c0fe3827 FB |
118 | } |
119 | }, | |
120 | ||
14658cd1 JQ |
121 | .fixed_in = { /* ADC fixed settings */ |
122 | .enabled = 1, | |
123 | .nb_voices = 1, | |
124 | .greedy = 1, | |
125 | .settings = { | |
126 | .freq = 44100, | |
127 | .nchannels = 2, | |
85bc5852 | 128 | .fmt = AUDIO_FORMAT_S16, |
14658cd1 | 129 | .endianness = AUDIO_HOST_ENDIANNESS, |
c0fe3827 FB |
130 | } |
131 | }, | |
132 | ||
40a814b0 | 133 | .period = { .hertz = 100 }, |
713a98f8 | 134 | .try_poll_in = 1, |
135 | .try_poll_out = 1, | |
1d14ffa9 FB |
136 | }; |
137 | ||
c0fe3827 FB |
138 | static AudioState glob_audio_state; |
139 | ||
00e07679 | 140 | const struct mixeng_volume nominal_volume = { |
14658cd1 | 141 | .mute = 0, |
1d14ffa9 | 142 | #ifdef FLOAT_MIXENG |
14658cd1 JQ |
143 | .r = 1.0, |
144 | .l = 1.0, | |
1d14ffa9 | 145 | #else |
14658cd1 JQ |
146 | .r = 1ULL << 32, |
147 | .l = 1ULL << 32, | |
1d14ffa9 | 148 | #endif |
85571bc7 FB |
149 | }; |
150 | ||
1d14ffa9 FB |
151 | #ifdef AUDIO_IS_FLAWLESS_AND_NO_CHECKS_ARE_REQURIED |
152 | #error No its not | |
153 | #else | |
82584e21 | 154 | static void audio_print_options (const char *prefix, |
155 | struct audio_option *opt); | |
156 | ||
1d14ffa9 | 157 | int audio_bug (const char *funcname, int cond) |
85571bc7 | 158 | { |
1d14ffa9 FB |
159 | if (cond) { |
160 | static int shown; | |
161 | ||
8ead62cf | 162 | AUD_log (NULL, "A bug was just triggered in %s\n", funcname); |
1d14ffa9 | 163 | if (!shown) { |
82584e21 | 164 | struct audio_driver *d; |
165 | ||
1d14ffa9 FB |
166 | shown = 1; |
167 | AUD_log (NULL, "Save all your work and restart without audio\n"); | |
155a8ad3 | 168 | AUD_log (NULL, "Please send bug report to av1474@comtv.ru\n"); |
1d14ffa9 | 169 | AUD_log (NULL, "I am sorry\n"); |
82584e21 | 170 | d = glob_audio_state.drv; |
171 | if (d) { | |
172 | audio_print_options (d->name, d->options); | |
173 | } | |
1d14ffa9 FB |
174 | } |
175 | AUD_log (NULL, "Context:\n"); | |
176 | ||
177 | #if defined AUDIO_BREAKPOINT_ON_BUG | |
178 | # if defined HOST_I386 | |
179 | # if defined __GNUC__ | |
180 | __asm__ ("int3"); | |
181 | # elif defined _MSC_VER | |
182 | _asm _emit 0xcc; | |
183 | # else | |
184 | abort (); | |
185 | # endif | |
186 | # else | |
187 | abort (); | |
188 | # endif | |
189 | #endif | |
85571bc7 FB |
190 | } |
191 | ||
1d14ffa9 | 192 | return cond; |
85571bc7 | 193 | } |
1d14ffa9 | 194 | #endif |
85571bc7 | 195 | |
f941aa25 TS |
196 | static inline int audio_bits_to_index (int bits) |
197 | { | |
198 | switch (bits) { | |
199 | case 8: | |
200 | return 0; | |
201 | ||
202 | case 16: | |
203 | return 1; | |
204 | ||
205 | case 32: | |
206 | return 2; | |
207 | ||
208 | default: | |
209 | audio_bug ("bits_to_index", 1); | |
210 | AUD_log (NULL, "invalid bits %d\n", bits); | |
211 | return 0; | |
212 | } | |
213 | } | |
214 | ||
c0fe3827 FB |
215 | void *audio_calloc (const char *funcname, int nmemb, size_t size) |
216 | { | |
217 | int cond; | |
218 | size_t len; | |
219 | ||
220 | len = nmemb * size; | |
221 | cond = !nmemb || !size; | |
222 | cond |= nmemb < 0; | |
223 | cond |= len < size; | |
224 | ||
225 | if (audio_bug ("audio_calloc", cond)) { | |
226 | AUD_log (NULL, "%s passed invalid arguments to audio_calloc\n", | |
227 | funcname); | |
541e0844 | 228 | AUD_log (NULL, "nmemb=%d size=%zu (len=%zu)\n", nmemb, size, len); |
c0fe3827 FB |
229 | return NULL; |
230 | } | |
231 | ||
7267c094 | 232 | return g_malloc0 (len); |
c0fe3827 FB |
233 | } |
234 | ||
1d14ffa9 | 235 | static char *audio_alloc_prefix (const char *s) |
85571bc7 | 236 | { |
1d14ffa9 | 237 | const char qemu_prefix[] = "QEMU_"; |
090f1fa3 AL |
238 | size_t len, i; |
239 | char *r, *u; | |
85571bc7 | 240 | |
1d14ffa9 FB |
241 | if (!s) { |
242 | return NULL; | |
243 | } | |
85571bc7 | 244 | |
1d14ffa9 | 245 | len = strlen (s); |
7267c094 | 246 | r = g_malloc (len + sizeof (qemu_prefix)); |
85571bc7 | 247 | |
090f1fa3 | 248 | u = r + sizeof (qemu_prefix) - 1; |
85571bc7 | 249 | |
090f1fa3 AL |
250 | pstrcpy (r, len + sizeof (qemu_prefix), qemu_prefix); |
251 | pstrcat (r, len + sizeof (qemu_prefix), s); | |
1d14ffa9 | 252 | |
090f1fa3 AL |
253 | for (i = 0; i < len; ++i) { |
254 | u[i] = qemu_toupper(u[i]); | |
85571bc7 | 255 | } |
090f1fa3 | 256 | |
1d14ffa9 | 257 | return r; |
85571bc7 FB |
258 | } |
259 | ||
85bc5852 | 260 | static const char *audio_audfmt_to_string (AudioFormat fmt) |
85571bc7 | 261 | { |
1d14ffa9 | 262 | switch (fmt) { |
85bc5852 | 263 | case AUDIO_FORMAT_U8: |
1d14ffa9 | 264 | return "U8"; |
85571bc7 | 265 | |
85bc5852 | 266 | case AUDIO_FORMAT_U16: |
1d14ffa9 | 267 | return "U16"; |
85571bc7 | 268 | |
85bc5852 | 269 | case AUDIO_FORMAT_S8: |
1d14ffa9 | 270 | return "S8"; |
85571bc7 | 271 | |
85bc5852 | 272 | case AUDIO_FORMAT_S16: |
1d14ffa9 | 273 | return "S16"; |
f941aa25 | 274 | |
85bc5852 | 275 | case AUDIO_FORMAT_U32: |
f941aa25 TS |
276 | return "U32"; |
277 | ||
85bc5852 | 278 | case AUDIO_FORMAT_S32: |
f941aa25 | 279 | return "S32"; |
85bc5852 KZ |
280 | |
281 | default: | |
282 | abort(); | |
85571bc7 FB |
283 | } |
284 | ||
1d14ffa9 FB |
285 | dolog ("Bogus audfmt %d returning S16\n", fmt); |
286 | return "S16"; | |
85571bc7 FB |
287 | } |
288 | ||
85bc5852 | 289 | static AudioFormat audio_string_to_audfmt (const char *s, AudioFormat defval, |
9596ebb7 | 290 | int *defaultp) |
85571bc7 | 291 | { |
1d14ffa9 FB |
292 | if (!strcasecmp (s, "u8")) { |
293 | *defaultp = 0; | |
85bc5852 | 294 | return AUDIO_FORMAT_U8; |
1d14ffa9 FB |
295 | } |
296 | else if (!strcasecmp (s, "u16")) { | |
297 | *defaultp = 0; | |
85bc5852 | 298 | return AUDIO_FORMAT_U16; |
1d14ffa9 | 299 | } |
f941aa25 TS |
300 | else if (!strcasecmp (s, "u32")) { |
301 | *defaultp = 0; | |
85bc5852 | 302 | return AUDIO_FORMAT_U32; |
f941aa25 | 303 | } |
1d14ffa9 FB |
304 | else if (!strcasecmp (s, "s8")) { |
305 | *defaultp = 0; | |
85bc5852 | 306 | return AUDIO_FORMAT_S8; |
1d14ffa9 FB |
307 | } |
308 | else if (!strcasecmp (s, "s16")) { | |
309 | *defaultp = 0; | |
85bc5852 | 310 | return AUDIO_FORMAT_S16; |
1d14ffa9 | 311 | } |
f941aa25 TS |
312 | else if (!strcasecmp (s, "s32")) { |
313 | *defaultp = 0; | |
85bc5852 | 314 | return AUDIO_FORMAT_S32; |
f941aa25 | 315 | } |
1d14ffa9 FB |
316 | else { |
317 | dolog ("Bogus audio format `%s' using %s\n", | |
318 | s, audio_audfmt_to_string (defval)); | |
319 | *defaultp = 1; | |
320 | return defval; | |
321 | } | |
85571bc7 FB |
322 | } |
323 | ||
85bc5852 KZ |
324 | static AudioFormat audio_get_conf_fmt (const char *envname, |
325 | AudioFormat defval, | |
1d14ffa9 | 326 | int *defaultp) |
85571bc7 | 327 | { |
1d14ffa9 FB |
328 | const char *var = getenv (envname); |
329 | if (!var) { | |
330 | *defaultp = 1; | |
331 | return defval; | |
85571bc7 | 332 | } |
1d14ffa9 | 333 | return audio_string_to_audfmt (var, defval, defaultp); |
85571bc7 FB |
334 | } |
335 | ||
1d14ffa9 | 336 | static int audio_get_conf_int (const char *key, int defval, int *defaultp) |
85571bc7 | 337 | { |
1d14ffa9 FB |
338 | int val; |
339 | char *strval; | |
85571bc7 | 340 | |
1d14ffa9 | 341 | strval = getenv (key); |
441b3453 | 342 | if (strval && !qemu_strtoi(strval, NULL, 10, &val)) { |
1d14ffa9 | 343 | *defaultp = 0; |
1d14ffa9 FB |
344 | return val; |
345 | } | |
346 | else { | |
347 | *defaultp = 1; | |
348 | return defval; | |
349 | } | |
85571bc7 FB |
350 | } |
351 | ||
1d14ffa9 FB |
352 | static const char *audio_get_conf_str (const char *key, |
353 | const char *defval, | |
354 | int *defaultp) | |
85571bc7 | 355 | { |
1d14ffa9 FB |
356 | const char *val = getenv (key); |
357 | if (!val) { | |
358 | *defaultp = 1; | |
359 | return defval; | |
360 | } | |
361 | else { | |
362 | *defaultp = 0; | |
363 | return val; | |
85571bc7 | 364 | } |
85571bc7 FB |
365 | } |
366 | ||
541e0844 | 367 | void AUD_vlog (const char *cap, const char *fmt, va_list ap) |
85571bc7 | 368 | { |
06ac27f6 KZ |
369 | if (cap) { |
370 | fprintf(stderr, "%s: ", cap); | |
541e0844 | 371 | } |
541e0844 | 372 | |
06ac27f6 | 373 | vfprintf(stderr, fmt, ap); |
85571bc7 FB |
374 | } |
375 | ||
541e0844 | 376 | void AUD_log (const char *cap, const char *fmt, ...) |
85571bc7 | 377 | { |
541e0844 FB |
378 | va_list ap; |
379 | ||
380 | va_start (ap, fmt); | |
381 | AUD_vlog (cap, fmt, ap); | |
382 | va_end (ap); | |
85571bc7 FB |
383 | } |
384 | ||
1d14ffa9 FB |
385 | static void audio_print_options (const char *prefix, |
386 | struct audio_option *opt) | |
85571bc7 | 387 | { |
1d14ffa9 FB |
388 | char *uprefix; |
389 | ||
390 | if (!prefix) { | |
391 | dolog ("No prefix specified\n"); | |
392 | return; | |
393 | } | |
394 | ||
395 | if (!opt) { | |
396 | dolog ("No options\n"); | |
85571bc7 | 397 | return; |
1d14ffa9 | 398 | } |
85571bc7 | 399 | |
1d14ffa9 | 400 | uprefix = audio_alloc_prefix (prefix); |
85571bc7 | 401 | |
1d14ffa9 FB |
402 | for (; opt->name; opt++) { |
403 | const char *state = "default"; | |
404 | printf (" %s_%s: ", uprefix, opt->name); | |
85571bc7 | 405 | |
fe8f096b | 406 | if (opt->overriddenp && *opt->overriddenp) { |
1d14ffa9 FB |
407 | state = "current"; |
408 | } | |
85571bc7 | 409 | |
1d14ffa9 FB |
410 | switch (opt->tag) { |
411 | case AUD_OPT_BOOL: | |
412 | { | |
413 | int *intp = opt->valp; | |
414 | printf ("boolean, %s = %d\n", state, *intp ? 1 : 0); | |
415 | } | |
416 | break; | |
417 | ||
418 | case AUD_OPT_INT: | |
419 | { | |
420 | int *intp = opt->valp; | |
421 | printf ("integer, %s = %d\n", state, *intp); | |
422 | } | |
423 | break; | |
424 | ||
425 | case AUD_OPT_FMT: | |
426 | { | |
85bc5852 | 427 | AudioFormat *fmtp = opt->valp; |
1d14ffa9 | 428 | printf ( |
ca9cc28c | 429 | "format, %s = %s, (one of: U8 S8 U16 S16 U32 S32)\n", |
1d14ffa9 FB |
430 | state, |
431 | audio_audfmt_to_string (*fmtp) | |
432 | ); | |
433 | } | |
434 | break; | |
435 | ||
436 | case AUD_OPT_STR: | |
437 | { | |
438 | const char **strp = opt->valp; | |
439 | printf ("string, %s = %s\n", | |
440 | state, | |
441 | *strp ? *strp : "(not set)"); | |
85571bc7 | 442 | } |
1d14ffa9 FB |
443 | break; |
444 | ||
445 | default: | |
446 | printf ("???\n"); | |
447 | dolog ("Bad value tag for option %s_%s %d\n", | |
448 | uprefix, opt->name, opt->tag); | |
449 | break; | |
85571bc7 | 450 | } |
1d14ffa9 | 451 | printf (" %s\n", opt->descr); |
85571bc7 | 452 | } |
1d14ffa9 | 453 | |
7267c094 | 454 | g_free (uprefix); |
85571bc7 FB |
455 | } |
456 | ||
1d14ffa9 FB |
457 | static void audio_process_options (const char *prefix, |
458 | struct audio_option *opt) | |
85571bc7 | 459 | { |
71f2874f | 460 | gchar *prefix_upper; |
85571bc7 | 461 | |
470bcabd | 462 | if (audio_bug(__func__, !prefix)) { |
1d14ffa9 FB |
463 | dolog ("prefix = NULL\n"); |
464 | return; | |
465 | } | |
85571bc7 | 466 | |
470bcabd | 467 | if (audio_bug(__func__, !opt)) { |
1d14ffa9 FB |
468 | dolog ("opt = NULL\n"); |
469 | return; | |
85571bc7 | 470 | } |
85571bc7 | 471 | |
71f2874f | 472 | prefix_upper = g_utf8_strup(prefix, -1); |
85571bc7 | 473 | |
1d14ffa9 | 474 | for (; opt->name; opt++) { |
71f2874f | 475 | char *optname; |
1d14ffa9 FB |
476 | int def; |
477 | ||
478 | if (!opt->valp) { | |
479 | dolog ("Option value pointer for `%s' is not set\n", | |
480 | opt->name); | |
481 | continue; | |
482 | } | |
483 | ||
71f2874f | 484 | optname = g_strdup_printf("QEMU_%s_%s", prefix_upper, opt->name); |
1d14ffa9 FB |
485 | |
486 | def = 1; | |
487 | switch (opt->tag) { | |
488 | case AUD_OPT_BOOL: | |
489 | case AUD_OPT_INT: | |
490 | { | |
491 | int *intp = opt->valp; | |
492 | *intp = audio_get_conf_int (optname, *intp, &def); | |
493 | } | |
494 | break; | |
495 | ||
496 | case AUD_OPT_FMT: | |
497 | { | |
85bc5852 | 498 | AudioFormat *fmtp = opt->valp; |
1d14ffa9 FB |
499 | *fmtp = audio_get_conf_fmt (optname, *fmtp, &def); |
500 | } | |
501 | break; | |
502 | ||
503 | case AUD_OPT_STR: | |
504 | { | |
505 | const char **strp = opt->valp; | |
506 | *strp = audio_get_conf_str (optname, *strp, &def); | |
507 | } | |
508 | break; | |
509 | ||
510 | default: | |
511 | dolog ("Bad value tag for option `%s' - %d\n", | |
512 | optname, opt->tag); | |
85571bc7 FB |
513 | break; |
514 | } | |
85571bc7 | 515 | |
fe8f096b TS |
516 | if (!opt->overriddenp) { |
517 | opt->overriddenp = &opt->overridden; | |
1d14ffa9 | 518 | } |
fe8f096b | 519 | *opt->overriddenp = !def; |
7267c094 | 520 | g_free (optname); |
1d14ffa9 | 521 | } |
71f2874f | 522 | g_free(prefix_upper); |
85571bc7 FB |
523 | } |
524 | ||
1ea879e5 | 525 | static void audio_print_settings (struct audsettings *as) |
c0fe3827 FB |
526 | { |
527 | dolog ("frequency=%d nchannels=%d fmt=", as->freq, as->nchannels); | |
528 | ||
529 | switch (as->fmt) { | |
85bc5852 | 530 | case AUDIO_FORMAT_S8: |
c0fe3827 FB |
531 | AUD_log (NULL, "S8"); |
532 | break; | |
85bc5852 | 533 | case AUDIO_FORMAT_U8: |
c0fe3827 FB |
534 | AUD_log (NULL, "U8"); |
535 | break; | |
85bc5852 | 536 | case AUDIO_FORMAT_S16: |
c0fe3827 FB |
537 | AUD_log (NULL, "S16"); |
538 | break; | |
85bc5852 | 539 | case AUDIO_FORMAT_U16: |
c0fe3827 FB |
540 | AUD_log (NULL, "U16"); |
541 | break; | |
85bc5852 | 542 | case AUDIO_FORMAT_S32: |
d50997f9 | 543 | AUD_log (NULL, "S32"); |
544 | break; | |
85bc5852 | 545 | case AUDIO_FORMAT_U32: |
d50997f9 | 546 | AUD_log (NULL, "U32"); |
547 | break; | |
c0fe3827 FB |
548 | default: |
549 | AUD_log (NULL, "invalid(%d)", as->fmt); | |
550 | break; | |
551 | } | |
ec36b695 FB |
552 | |
553 | AUD_log (NULL, " endianness="); | |
d929eba5 FB |
554 | switch (as->endianness) { |
555 | case 0: | |
556 | AUD_log (NULL, "little"); | |
557 | break; | |
558 | case 1: | |
559 | AUD_log (NULL, "big"); | |
560 | break; | |
561 | default: | |
562 | AUD_log (NULL, "invalid"); | |
563 | break; | |
564 | } | |
c0fe3827 FB |
565 | AUD_log (NULL, "\n"); |
566 | } | |
567 | ||
1ea879e5 | 568 | static int audio_validate_settings (struct audsettings *as) |
c0fe3827 FB |
569 | { |
570 | int invalid; | |
571 | ||
572 | invalid = as->nchannels != 1 && as->nchannels != 2; | |
d929eba5 | 573 | invalid |= as->endianness != 0 && as->endianness != 1; |
c0fe3827 FB |
574 | |
575 | switch (as->fmt) { | |
85bc5852 KZ |
576 | case AUDIO_FORMAT_S8: |
577 | case AUDIO_FORMAT_U8: | |
578 | case AUDIO_FORMAT_S16: | |
579 | case AUDIO_FORMAT_U16: | |
580 | case AUDIO_FORMAT_S32: | |
581 | case AUDIO_FORMAT_U32: | |
c0fe3827 FB |
582 | break; |
583 | default: | |
584 | invalid = 1; | |
585 | break; | |
586 | } | |
587 | ||
588 | invalid |= as->freq <= 0; | |
d929eba5 | 589 | return invalid ? -1 : 0; |
c0fe3827 FB |
590 | } |
591 | ||
1ea879e5 | 592 | static int audio_pcm_info_eq (struct audio_pcm_info *info, struct audsettings *as) |
85571bc7 | 593 | { |
1d14ffa9 | 594 | int bits = 8, sign = 0; |
85571bc7 | 595 | |
c0fe3827 | 596 | switch (as->fmt) { |
85bc5852 | 597 | case AUDIO_FORMAT_S8: |
1d14ffa9 | 598 | sign = 1; |
b4bd0b16 | 599 | /* fall through */ |
85bc5852 | 600 | case AUDIO_FORMAT_U8: |
1d14ffa9 FB |
601 | break; |
602 | ||
85bc5852 | 603 | case AUDIO_FORMAT_S16: |
1d14ffa9 | 604 | sign = 1; |
b4bd0b16 | 605 | /* fall through */ |
85bc5852 | 606 | case AUDIO_FORMAT_U16: |
1d14ffa9 FB |
607 | bits = 16; |
608 | break; | |
f941aa25 | 609 | |
85bc5852 | 610 | case AUDIO_FORMAT_S32: |
f941aa25 | 611 | sign = 1; |
b4bd0b16 | 612 | /* fall through */ |
85bc5852 | 613 | case AUDIO_FORMAT_U32: |
f941aa25 TS |
614 | bits = 32; |
615 | break; | |
85bc5852 KZ |
616 | |
617 | default: | |
618 | abort(); | |
85571bc7 | 619 | } |
c0fe3827 FB |
620 | return info->freq == as->freq |
621 | && info->nchannels == as->nchannels | |
1d14ffa9 | 622 | && info->sign == sign |
d929eba5 FB |
623 | && info->bits == bits |
624 | && info->swap_endianness == (as->endianness != AUDIO_HOST_ENDIANNESS); | |
1d14ffa9 | 625 | } |
85571bc7 | 626 | |
1ea879e5 | 627 | void audio_pcm_init_info (struct audio_pcm_info *info, struct audsettings *as) |
1d14ffa9 | 628 | { |
f941aa25 | 629 | int bits = 8, sign = 0, shift = 0; |
1d14ffa9 | 630 | |
c0fe3827 | 631 | switch (as->fmt) { |
85bc5852 | 632 | case AUDIO_FORMAT_S8: |
85571bc7 | 633 | sign = 1; |
85bc5852 | 634 | case AUDIO_FORMAT_U8: |
85571bc7 FB |
635 | break; |
636 | ||
85bc5852 | 637 | case AUDIO_FORMAT_S16: |
85571bc7 | 638 | sign = 1; |
85bc5852 | 639 | case AUDIO_FORMAT_U16: |
85571bc7 | 640 | bits = 16; |
f941aa25 TS |
641 | shift = 1; |
642 | break; | |
643 | ||
85bc5852 | 644 | case AUDIO_FORMAT_S32: |
f941aa25 | 645 | sign = 1; |
85bc5852 | 646 | case AUDIO_FORMAT_U32: |
f941aa25 TS |
647 | bits = 32; |
648 | shift = 2; | |
85571bc7 | 649 | break; |
85bc5852 KZ |
650 | |
651 | default: | |
652 | abort(); | |
85571bc7 FB |
653 | } |
654 | ||
c0fe3827 | 655 | info->freq = as->freq; |
1d14ffa9 FB |
656 | info->bits = bits; |
657 | info->sign = sign; | |
c0fe3827 | 658 | info->nchannels = as->nchannels; |
f941aa25 | 659 | info->shift = (as->nchannels == 2) + shift; |
1d14ffa9 FB |
660 | info->align = (1 << info->shift) - 1; |
661 | info->bytes_per_second = info->freq << info->shift; | |
d929eba5 | 662 | info->swap_endianness = (as->endianness != AUDIO_HOST_ENDIANNESS); |
85571bc7 FB |
663 | } |
664 | ||
1d14ffa9 | 665 | void audio_pcm_info_clear_buf (struct audio_pcm_info *info, void *buf, int len) |
85571bc7 | 666 | { |
1d14ffa9 FB |
667 | if (!len) { |
668 | return; | |
669 | } | |
670 | ||
671 | if (info->sign) { | |
e2f909be | 672 | memset (buf, 0x00, len << info->shift); |
85571bc7 FB |
673 | } |
674 | else { | |
f941aa25 TS |
675 | switch (info->bits) { |
676 | case 8: | |
e2f909be | 677 | memset (buf, 0x80, len << info->shift); |
f941aa25 | 678 | break; |
1d14ffa9 | 679 | |
f941aa25 TS |
680 | case 16: |
681 | { | |
682 | int i; | |
683 | uint16_t *p = buf; | |
684 | int shift = info->nchannels - 1; | |
685 | short s = INT16_MAX; | |
686 | ||
687 | if (info->swap_endianness) { | |
688 | s = bswap16 (s); | |
689 | } | |
690 | ||
691 | for (i = 0; i < len << shift; i++) { | |
692 | p[i] = s; | |
693 | } | |
1d14ffa9 | 694 | } |
f941aa25 TS |
695 | break; |
696 | ||
697 | case 32: | |
698 | { | |
699 | int i; | |
700 | uint32_t *p = buf; | |
701 | int shift = info->nchannels - 1; | |
702 | int32_t s = INT32_MAX; | |
703 | ||
704 | if (info->swap_endianness) { | |
705 | s = bswap32 (s); | |
706 | } | |
1d14ffa9 | 707 | |
f941aa25 TS |
708 | for (i = 0; i < len << shift; i++) { |
709 | p[i] = s; | |
710 | } | |
1d14ffa9 | 711 | } |
f941aa25 TS |
712 | break; |
713 | ||
714 | default: | |
715 | AUD_log (NULL, "audio_pcm_info_clear_buf: invalid bits %d\n", | |
716 | info->bits); | |
717 | break; | |
1d14ffa9 | 718 | } |
85571bc7 FB |
719 | } |
720 | } | |
721 | ||
8ead62cf FB |
722 | /* |
723 | * Capture | |
724 | */ | |
00e07679 | 725 | static void noop_conv (struct st_sample *dst, const void *src, int samples) |
8ead62cf FB |
726 | { |
727 | (void) src; | |
728 | (void) dst; | |
729 | (void) samples; | |
8ead62cf FB |
730 | } |
731 | ||
732 | static CaptureVoiceOut *audio_pcm_capture_find_specific ( | |
1ea879e5 | 733 | struct audsettings *as |
8ead62cf FB |
734 | ) |
735 | { | |
736 | CaptureVoiceOut *cap; | |
1a7dafce | 737 | AudioState *s = &glob_audio_state; |
8ead62cf FB |
738 | |
739 | for (cap = s->cap_head.lh_first; cap; cap = cap->entries.le_next) { | |
d929eba5 | 740 | if (audio_pcm_info_eq (&cap->hw.info, as)) { |
8ead62cf FB |
741 | return cap; |
742 | } | |
743 | } | |
744 | return NULL; | |
745 | } | |
746 | ||
ec36b695 | 747 | static void audio_notify_capture (CaptureVoiceOut *cap, audcnotification_e cmd) |
8ead62cf | 748 | { |
ec36b695 FB |
749 | struct capture_callback *cb; |
750 | ||
751 | #ifdef DEBUG_CAPTURE | |
752 | dolog ("notification %d sent\n", cmd); | |
753 | #endif | |
754 | for (cb = cap->cb_head.lh_first; cb; cb = cb->entries.le_next) { | |
755 | cb->ops.notify (cb->opaque, cmd); | |
756 | } | |
757 | } | |
8ead62cf | 758 | |
ec36b695 FB |
759 | static void audio_capture_maybe_changed (CaptureVoiceOut *cap, int enabled) |
760 | { | |
761 | if (cap->hw.enabled != enabled) { | |
762 | audcnotification_e cmd; | |
8ead62cf | 763 | cap->hw.enabled = enabled; |
ec36b695 FB |
764 | cmd = enabled ? AUD_CNOTIFY_ENABLE : AUD_CNOTIFY_DISABLE; |
765 | audio_notify_capture (cap, cmd); | |
8ead62cf FB |
766 | } |
767 | } | |
768 | ||
769 | static void audio_recalc_and_notify_capture (CaptureVoiceOut *cap) | |
770 | { | |
771 | HWVoiceOut *hw = &cap->hw; | |
772 | SWVoiceOut *sw; | |
773 | int enabled = 0; | |
774 | ||
ec36b695 | 775 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
8ead62cf FB |
776 | if (sw->active) { |
777 | enabled = 1; | |
778 | break; | |
779 | } | |
780 | } | |
ec36b695 | 781 | audio_capture_maybe_changed (cap, enabled); |
8ead62cf FB |
782 | } |
783 | ||
784 | static void audio_detach_capture (HWVoiceOut *hw) | |
785 | { | |
ec36b695 FB |
786 | SWVoiceCap *sc = hw->cap_head.lh_first; |
787 | ||
788 | while (sc) { | |
789 | SWVoiceCap *sc1 = sc->entries.le_next; | |
790 | SWVoiceOut *sw = &sc->sw; | |
791 | CaptureVoiceOut *cap = sc->cap; | |
792 | int was_active = sw->active; | |
8ead62cf | 793 | |
8ead62cf FB |
794 | if (sw->rate) { |
795 | st_rate_stop (sw->rate); | |
796 | sw->rate = NULL; | |
797 | } | |
798 | ||
72cf2d4f BS |
799 | QLIST_REMOVE (sw, entries); |
800 | QLIST_REMOVE (sc, entries); | |
7267c094 | 801 | g_free (sc); |
ec36b695 FB |
802 | if (was_active) { |
803 | /* We have removed soft voice from the capture: | |
804 | this might have changed the overall status of the capture | |
805 | since this might have been the only active voice */ | |
806 | audio_recalc_and_notify_capture (cap); | |
807 | } | |
808 | sc = sc1; | |
8ead62cf FB |
809 | } |
810 | } | |
811 | ||
1a7dafce | 812 | static int audio_attach_capture (HWVoiceOut *hw) |
8ead62cf | 813 | { |
1a7dafce | 814 | AudioState *s = &glob_audio_state; |
8ead62cf FB |
815 | CaptureVoiceOut *cap; |
816 | ||
817 | audio_detach_capture (hw); | |
818 | for (cap = s->cap_head.lh_first; cap; cap = cap->entries.le_next) { | |
ec36b695 | 819 | SWVoiceCap *sc; |
8ead62cf | 820 | SWVoiceOut *sw; |
ec36b695 | 821 | HWVoiceOut *hw_cap = &cap->hw; |
8ead62cf | 822 | |
e8d85444 | 823 | sc = g_malloc0(sizeof(*sc)); |
8ead62cf | 824 | |
ec36b695 FB |
825 | sc->cap = cap; |
826 | sw = &sc->sw; | |
8ead62cf | 827 | sw->hw = hw_cap; |
ec36b695 | 828 | sw->info = hw->info; |
8ead62cf FB |
829 | sw->empty = 1; |
830 | sw->active = hw->enabled; | |
831 | sw->conv = noop_conv; | |
832 | sw->ratio = ((int64_t) hw_cap->info.freq << 32) / sw->info.freq; | |
83617103 | 833 | sw->vol = nominal_volume; |
8ead62cf FB |
834 | sw->rate = st_rate_start (sw->info.freq, hw_cap->info.freq); |
835 | if (!sw->rate) { | |
836 | dolog ("Could not start rate conversion for `%s'\n", SW_NAME (sw)); | |
7267c094 | 837 | g_free (sw); |
8ead62cf FB |
838 | return -1; |
839 | } | |
72cf2d4f BS |
840 | QLIST_INSERT_HEAD (&hw_cap->sw_head, sw, entries); |
841 | QLIST_INSERT_HEAD (&hw->cap_head, sc, entries); | |
ec36b695 | 842 | #ifdef DEBUG_CAPTURE |
457b6543 SW |
843 | sw->name = g_strdup_printf ("for %p %d,%d,%d", |
844 | hw, sw->info.freq, sw->info.bits, | |
845 | sw->info.nchannels); | |
ec36b695 FB |
846 | dolog ("Added %s active = %d\n", sw->name, sw->active); |
847 | #endif | |
8ead62cf | 848 | if (sw->active) { |
ec36b695 | 849 | audio_capture_maybe_changed (cap, 1); |
8ead62cf FB |
850 | } |
851 | } | |
852 | return 0; | |
853 | } | |
854 | ||
1d14ffa9 FB |
855 | /* |
856 | * Hard voice (capture) | |
857 | */ | |
c0fe3827 | 858 | static int audio_pcm_hw_find_min_in (HWVoiceIn *hw) |
85571bc7 | 859 | { |
1d14ffa9 FB |
860 | SWVoiceIn *sw; |
861 | int m = hw->total_samples_captured; | |
862 | ||
863 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { | |
864 | if (sw->active) { | |
865 | m = audio_MIN (m, sw->total_hw_samples_acquired); | |
866 | } | |
85571bc7 | 867 | } |
1d14ffa9 | 868 | return m; |
85571bc7 FB |
869 | } |
870 | ||
1d14ffa9 | 871 | int audio_pcm_hw_get_live_in (HWVoiceIn *hw) |
85571bc7 | 872 | { |
1d14ffa9 | 873 | int live = hw->total_samples_captured - audio_pcm_hw_find_min_in (hw); |
470bcabd | 874 | if (audio_bug(__func__, live < 0 || live > hw->samples)) { |
1d14ffa9 FB |
875 | dolog ("live=%d hw->samples=%d\n", live, hw->samples); |
876 | return 0; | |
85571bc7 | 877 | } |
1d14ffa9 | 878 | return live; |
85571bc7 FB |
879 | } |
880 | ||
ddabec73 | 881 | int audio_pcm_hw_clip_out (HWVoiceOut *hw, void *pcm_buf, |
882 | int live, int pending) | |
883 | { | |
884 | int left = hw->samples - pending; | |
885 | int len = audio_MIN (left, live); | |
886 | int clipped = 0; | |
887 | ||
888 | while (len) { | |
889 | struct st_sample *src = hw->mix_buf + hw->rpos; | |
890 | uint8_t *dst = advance (pcm_buf, hw->rpos << hw->info.shift); | |
891 | int samples_till_end_of_buf = hw->samples - hw->rpos; | |
892 | int samples_to_clip = audio_MIN (len, samples_till_end_of_buf); | |
893 | ||
894 | hw->clip (dst, src, samples_to_clip); | |
895 | ||
896 | hw->rpos = (hw->rpos + samples_to_clip) % hw->samples; | |
897 | len -= samples_to_clip; | |
898 | clipped += samples_to_clip; | |
899 | } | |
900 | return clipped; | |
901 | } | |
902 | ||
1d14ffa9 FB |
903 | /* |
904 | * Soft voice (capture) | |
905 | */ | |
1d14ffa9 FB |
906 | static int audio_pcm_sw_get_rpos_in (SWVoiceIn *sw) |
907 | { | |
908 | HWVoiceIn *hw = sw->hw; | |
909 | int live = hw->total_samples_captured - sw->total_hw_samples_acquired; | |
910 | int rpos; | |
911 | ||
470bcabd | 912 | if (audio_bug(__func__, live < 0 || live > hw->samples)) { |
1d14ffa9 FB |
913 | dolog ("live=%d hw->samples=%d\n", live, hw->samples); |
914 | return 0; | |
915 | } | |
916 | ||
917 | rpos = hw->wpos - live; | |
918 | if (rpos >= 0) { | |
919 | return rpos; | |
85571bc7 FB |
920 | } |
921 | else { | |
1d14ffa9 | 922 | return hw->samples + rpos; |
85571bc7 | 923 | } |
85571bc7 FB |
924 | } |
925 | ||
1d14ffa9 | 926 | int audio_pcm_sw_read (SWVoiceIn *sw, void *buf, int size) |
85571bc7 | 927 | { |
1d14ffa9 FB |
928 | HWVoiceIn *hw = sw->hw; |
929 | int samples, live, ret = 0, swlim, isamp, osamp, rpos, total = 0; | |
1ea879e5 | 930 | struct st_sample *src, *dst = sw->buf; |
1d14ffa9 FB |
931 | |
932 | rpos = audio_pcm_sw_get_rpos_in (sw) % hw->samples; | |
933 | ||
934 | live = hw->total_samples_captured - sw->total_hw_samples_acquired; | |
470bcabd | 935 | if (audio_bug(__func__, live < 0 || live > hw->samples)) { |
1d14ffa9 FB |
936 | dolog ("live_in=%d hw->samples=%d\n", live, hw->samples); |
937 | return 0; | |
938 | } | |
939 | ||
940 | samples = size >> sw->info.shift; | |
941 | if (!live) { | |
942 | return 0; | |
943 | } | |
85571bc7 | 944 | |
1d14ffa9 FB |
945 | swlim = (live * sw->ratio) >> 32; |
946 | swlim = audio_MIN (swlim, samples); | |
85571bc7 | 947 | |
1d14ffa9 FB |
948 | while (swlim) { |
949 | src = hw->conv_buf + rpos; | |
950 | isamp = hw->wpos - rpos; | |
951 | /* XXX: <= ? */ | |
952 | if (isamp <= 0) { | |
953 | isamp = hw->samples - rpos; | |
954 | } | |
85571bc7 | 955 | |
1d14ffa9 FB |
956 | if (!isamp) { |
957 | break; | |
958 | } | |
959 | osamp = swlim; | |
85571bc7 | 960 | |
470bcabd | 961 | if (audio_bug(__func__, osamp < 0)) { |
1d14ffa9 | 962 | dolog ("osamp=%d\n", osamp); |
c0fe3827 | 963 | return 0; |
1d14ffa9 | 964 | } |
85571bc7 | 965 | |
1d14ffa9 FB |
966 | st_rate_flow (sw->rate, src, dst, &isamp, &osamp); |
967 | swlim -= osamp; | |
968 | rpos = (rpos + isamp) % hw->samples; | |
969 | dst += osamp; | |
970 | ret += osamp; | |
971 | total += isamp; | |
972 | } | |
85571bc7 | 973 | |
c01b2456 MAL |
974 | if (!(hw->ctl_caps & VOICE_VOLUME_CAP)) { |
975 | mixeng_volume (sw->buf, ret, &sw->vol); | |
976 | } | |
00e07679 | 977 | |
571ec3d6 | 978 | sw->clip (buf, sw->buf, ret); |
1d14ffa9 FB |
979 | sw->total_hw_samples_acquired += total; |
980 | return ret << sw->info.shift; | |
85571bc7 FB |
981 | } |
982 | ||
1d14ffa9 FB |
983 | /* |
984 | * Hard voice (playback) | |
985 | */ | |
c0fe3827 | 986 | static int audio_pcm_hw_find_min_out (HWVoiceOut *hw, int *nb_livep) |
1d14ffa9 | 987 | { |
c0fe3827 FB |
988 | SWVoiceOut *sw; |
989 | int m = INT_MAX; | |
990 | int nb_live = 0; | |
85571bc7 | 991 | |
c0fe3827 FB |
992 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
993 | if (sw->active || !sw->empty) { | |
994 | m = audio_MIN (m, sw->total_hw_samples_mixed); | |
995 | nb_live += 1; | |
996 | } | |
85571bc7 | 997 | } |
c0fe3827 FB |
998 | |
999 | *nb_livep = nb_live; | |
1000 | return m; | |
1d14ffa9 | 1001 | } |
85571bc7 | 1002 | |
bdff253c | 1003 | static int audio_pcm_hw_get_live_out (HWVoiceOut *hw, int *nb_live) |
1d14ffa9 FB |
1004 | { |
1005 | int smin; | |
bdff253c | 1006 | int nb_live1; |
85571bc7 | 1007 | |
bdff253c | 1008 | smin = audio_pcm_hw_find_min_out (hw, &nb_live1); |
1009 | if (nb_live) { | |
1010 | *nb_live = nb_live1; | |
85571bc7 | 1011 | } |
bdff253c | 1012 | |
1013 | if (nb_live1) { | |
1d14ffa9 FB |
1014 | int live = smin; |
1015 | ||
470bcabd | 1016 | if (audio_bug(__func__, live < 0 || live > hw->samples)) { |
1d14ffa9 FB |
1017 | dolog ("live=%d hw->samples=%d\n", live, hw->samples); |
1018 | return 0; | |
85571bc7 | 1019 | } |
1d14ffa9 | 1020 | return live; |
85571bc7 | 1021 | } |
bdff253c | 1022 | return 0; |
85571bc7 FB |
1023 | } |
1024 | ||
1d14ffa9 FB |
1025 | /* |
1026 | * Soft voice (playback) | |
1027 | */ | |
1d14ffa9 | 1028 | int audio_pcm_sw_write (SWVoiceOut *sw, void *buf, int size) |
85571bc7 | 1029 | { |
1d14ffa9 FB |
1030 | int hwsamples, samples, isamp, osamp, wpos, live, dead, left, swlim, blck; |
1031 | int ret = 0, pos = 0, total = 0; | |
85571bc7 | 1032 | |
1d14ffa9 FB |
1033 | if (!sw) { |
1034 | return size; | |
1035 | } | |
85571bc7 | 1036 | |
1d14ffa9 | 1037 | hwsamples = sw->hw->samples; |
85571bc7 | 1038 | |
1d14ffa9 | 1039 | live = sw->total_hw_samples_mixed; |
470bcabd | 1040 | if (audio_bug(__func__, live < 0 || live > hwsamples)) { |
1d14ffa9 FB |
1041 | dolog ("live=%d hw->samples=%d\n", live, hwsamples); |
1042 | return 0; | |
1043 | } | |
85571bc7 | 1044 | |
1d14ffa9 | 1045 | if (live == hwsamples) { |
ec36b695 FB |
1046 | #ifdef DEBUG_OUT |
1047 | dolog ("%s is full %d\n", sw->name, live); | |
1048 | #endif | |
1d14ffa9 FB |
1049 | return 0; |
1050 | } | |
85571bc7 | 1051 | |
1d14ffa9 FB |
1052 | wpos = (sw->hw->rpos + live) % hwsamples; |
1053 | samples = size >> sw->info.shift; | |
85571bc7 | 1054 | |
1d14ffa9 FB |
1055 | dead = hwsamples - live; |
1056 | swlim = ((int64_t) dead << 32) / sw->ratio; | |
1057 | swlim = audio_MIN (swlim, samples); | |
1058 | if (swlim) { | |
00e07679 | 1059 | sw->conv (sw->buf, buf, swlim); |
c01b2456 MAL |
1060 | |
1061 | if (!(sw->hw->ctl_caps & VOICE_VOLUME_CAP)) { | |
1062 | mixeng_volume (sw->buf, swlim, &sw->vol); | |
1063 | } | |
1d14ffa9 FB |
1064 | } |
1065 | ||
1066 | while (swlim) { | |
1067 | dead = hwsamples - live; | |
1068 | left = hwsamples - wpos; | |
1069 | blck = audio_MIN (dead, left); | |
1070 | if (!blck) { | |
1071 | break; | |
1072 | } | |
1073 | isamp = swlim; | |
1074 | osamp = blck; | |
1075 | st_rate_flow_mix ( | |
1076 | sw->rate, | |
1077 | sw->buf + pos, | |
1078 | sw->hw->mix_buf + wpos, | |
1079 | &isamp, | |
1080 | &osamp | |
1081 | ); | |
1082 | ret += isamp; | |
1083 | swlim -= isamp; | |
1084 | pos += isamp; | |
1085 | live += osamp; | |
1086 | wpos = (wpos + osamp) % hwsamples; | |
1087 | total += osamp; | |
1088 | } | |
1089 | ||
1090 | sw->total_hw_samples_mixed += total; | |
1091 | sw->empty = sw->total_hw_samples_mixed == 0; | |
1092 | ||
1093 | #ifdef DEBUG_OUT | |
1094 | dolog ( | |
c0fe3827 FB |
1095 | "%s: write size %d ret %d total sw %d\n", |
1096 | SW_NAME (sw), | |
1d14ffa9 FB |
1097 | size >> sw->info.shift, |
1098 | ret, | |
c0fe3827 | 1099 | sw->total_hw_samples_mixed |
1d14ffa9 FB |
1100 | ); |
1101 | #endif | |
1102 | ||
1103 | return ret << sw->info.shift; | |
85571bc7 FB |
1104 | } |
1105 | ||
1d14ffa9 FB |
1106 | #ifdef DEBUG_AUDIO |
1107 | static void audio_pcm_print_info (const char *cap, struct audio_pcm_info *info) | |
85571bc7 | 1108 | { |
1d14ffa9 FB |
1109 | dolog ("%s: bits %d, sign %d, freq %d, nchan %d\n", |
1110 | cap, info->bits, info->sign, info->freq, info->nchannels); | |
85571bc7 | 1111 | } |
1d14ffa9 | 1112 | #endif |
85571bc7 | 1113 | |
1d14ffa9 FB |
1114 | #define DAC |
1115 | #include "audio_template.h" | |
1116 | #undef DAC | |
1117 | #include "audio_template.h" | |
1118 | ||
713a98f8 | 1119 | /* |
1120 | * Timer | |
1121 | */ | |
1a961e78 GH |
1122 | |
1123 | static bool audio_timer_running; | |
1124 | static uint64_t audio_timer_last; | |
1125 | ||
713a98f8 | 1126 | static int audio_is_timer_needed (void) |
1127 | { | |
1128 | HWVoiceIn *hwi = NULL; | |
1129 | HWVoiceOut *hwo = NULL; | |
1130 | ||
1131 | while ((hwo = audio_pcm_hw_find_any_enabled_out (hwo))) { | |
1132 | if (!hwo->poll_mode) return 1; | |
1133 | } | |
1134 | while ((hwi = audio_pcm_hw_find_any_enabled_in (hwi))) { | |
1135 | if (!hwi->poll_mode) return 1; | |
1136 | } | |
1137 | return 0; | |
1138 | } | |
1139 | ||
39deb1e4 | 1140 | static void audio_reset_timer (AudioState *s) |
713a98f8 | 1141 | { |
713a98f8 | 1142 | if (audio_is_timer_needed ()) { |
1ffc2665 | 1143 | timer_mod_anticipate_ns(s->ts, |
b4350dee | 1144 | qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + conf.period.ticks); |
1a961e78 GH |
1145 | if (!audio_timer_running) { |
1146 | audio_timer_running = true; | |
1147 | audio_timer_last = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); | |
1148 | trace_audio_timer_start(conf.period.ticks / SCALE_MS); | |
1149 | } | |
1150 | } else { | |
1151 | timer_del(s->ts); | |
1152 | if (audio_timer_running) { | |
1153 | audio_timer_running = false; | |
1154 | trace_audio_timer_stop(); | |
1155 | } | |
713a98f8 | 1156 | } |
1157 | } | |
1158 | ||
39deb1e4 | 1159 | static void audio_timer (void *opaque) |
1160 | { | |
1a961e78 GH |
1161 | int64_t now, diff; |
1162 | ||
1163 | now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); | |
1164 | diff = now - audio_timer_last; | |
1165 | if (diff > conf.period.ticks * 3 / 2) { | |
1166 | trace_audio_timer_delayed(diff / SCALE_MS); | |
1167 | } | |
1168 | audio_timer_last = now; | |
1169 | ||
39deb1e4 | 1170 | audio_run ("timer"); |
1171 | audio_reset_timer (opaque); | |
1172 | } | |
1173 | ||
713a98f8 | 1174 | /* |
1175 | * Public API | |
1176 | */ | |
1d14ffa9 | 1177 | int AUD_write (SWVoiceOut *sw, void *buf, int size) |
85571bc7 | 1178 | { |
1d14ffa9 FB |
1179 | if (!sw) { |
1180 | /* XXX: Consider options */ | |
1181 | return size; | |
1182 | } | |
85571bc7 | 1183 | |
1d14ffa9 | 1184 | if (!sw->hw->enabled) { |
c0fe3827 | 1185 | dolog ("Writing to disabled voice %s\n", SW_NAME (sw)); |
85571bc7 FB |
1186 | return 0; |
1187 | } | |
1188 | ||
9be38598 | 1189 | return sw->hw->pcm_ops->write(sw, buf, size); |
1d14ffa9 FB |
1190 | } |
1191 | ||
1192 | int AUD_read (SWVoiceIn *sw, void *buf, int size) | |
1193 | { | |
1d14ffa9 FB |
1194 | if (!sw) { |
1195 | /* XXX: Consider options */ | |
1196 | return size; | |
85571bc7 | 1197 | } |
1d14ffa9 FB |
1198 | |
1199 | if (!sw->hw->enabled) { | |
c0fe3827 | 1200 | dolog ("Reading from disabled voice %s\n", SW_NAME (sw)); |
1d14ffa9 | 1201 | return 0; |
85571bc7 | 1202 | } |
1d14ffa9 | 1203 | |
9be38598 | 1204 | return sw->hw->pcm_ops->read(sw, buf, size); |
85571bc7 FB |
1205 | } |
1206 | ||
1d14ffa9 | 1207 | int AUD_get_buffer_size_out (SWVoiceOut *sw) |
85571bc7 | 1208 | { |
c0fe3827 | 1209 | return sw->hw->samples << sw->hw->info.shift; |
1d14ffa9 FB |
1210 | } |
1211 | ||
1212 | void AUD_set_active_out (SWVoiceOut *sw, int on) | |
1213 | { | |
1214 | HWVoiceOut *hw; | |
85571bc7 | 1215 | |
1d14ffa9 | 1216 | if (!sw) { |
85571bc7 | 1217 | return; |
1d14ffa9 | 1218 | } |
85571bc7 FB |
1219 | |
1220 | hw = sw->hw; | |
1d14ffa9 | 1221 | if (sw->active != on) { |
978dd635 | 1222 | AudioState *s = &glob_audio_state; |
1d14ffa9 | 1223 | SWVoiceOut *temp_sw; |
ec36b695 | 1224 | SWVoiceCap *sc; |
1d14ffa9 FB |
1225 | |
1226 | if (on) { | |
1d14ffa9 FB |
1227 | hw->pending_disable = 0; |
1228 | if (!hw->enabled) { | |
1229 | hw->enabled = 1; | |
978dd635 | 1230 | if (s->vm_running) { |
713a98f8 | 1231 | hw->pcm_ops->ctl_out (hw, VOICE_ENABLE, conf.try_poll_out); |
39deb1e4 | 1232 | audio_reset_timer (s); |
978dd635 | 1233 | } |
1d14ffa9 | 1234 | } |
1d14ffa9 FB |
1235 | } |
1236 | else { | |
1237 | if (hw->enabled) { | |
1238 | int nb_active = 0; | |
1239 | ||
1240 | for (temp_sw = hw->sw_head.lh_first; temp_sw; | |
1241 | temp_sw = temp_sw->entries.le_next) { | |
1242 | nb_active += temp_sw->active != 0; | |
1243 | } | |
1244 | ||
1245 | hw->pending_disable = nb_active == 1; | |
1246 | } | |
85571bc7 | 1247 | } |
ec36b695 FB |
1248 | |
1249 | for (sc = hw->cap_head.lh_first; sc; sc = sc->entries.le_next) { | |
1250 | sc->sw.active = hw->enabled; | |
8ead62cf | 1251 | if (hw->enabled) { |
ec36b695 | 1252 | audio_capture_maybe_changed (sc->cap, 1); |
8ead62cf FB |
1253 | } |
1254 | } | |
1d14ffa9 FB |
1255 | sw->active = on; |
1256 | } | |
1257 | } | |
1258 | ||
1259 | void AUD_set_active_in (SWVoiceIn *sw, int on) | |
1260 | { | |
1261 | HWVoiceIn *hw; | |
1262 | ||
1263 | if (!sw) { | |
1264 | return; | |
85571bc7 FB |
1265 | } |
1266 | ||
1d14ffa9 | 1267 | hw = sw->hw; |
85571bc7 | 1268 | if (sw->active != on) { |
978dd635 | 1269 | AudioState *s = &glob_audio_state; |
1d14ffa9 FB |
1270 | SWVoiceIn *temp_sw; |
1271 | ||
85571bc7 | 1272 | if (on) { |
85571bc7 FB |
1273 | if (!hw->enabled) { |
1274 | hw->enabled = 1; | |
978dd635 | 1275 | if (s->vm_running) { |
713a98f8 | 1276 | hw->pcm_ops->ctl_in (hw, VOICE_ENABLE, conf.try_poll_in); |
39deb1e4 | 1277 | audio_reset_timer (s); |
978dd635 | 1278 | } |
85571bc7 | 1279 | } |
1d14ffa9 | 1280 | sw->total_hw_samples_acquired = hw->total_samples_captured; |
85571bc7 FB |
1281 | } |
1282 | else { | |
1d14ffa9 | 1283 | if (hw->enabled) { |
85571bc7 | 1284 | int nb_active = 0; |
1d14ffa9 FB |
1285 | |
1286 | for (temp_sw = hw->sw_head.lh_first; temp_sw; | |
1287 | temp_sw = temp_sw->entries.le_next) { | |
1288 | nb_active += temp_sw->active != 0; | |
85571bc7 FB |
1289 | } |
1290 | ||
1291 | if (nb_active == 1) { | |
1d14ffa9 FB |
1292 | hw->enabled = 0; |
1293 | hw->pcm_ops->ctl_in (hw, VOICE_DISABLE); | |
85571bc7 FB |
1294 | } |
1295 | } | |
1296 | } | |
1297 | sw->active = on; | |
1298 | } | |
1299 | } | |
1300 | ||
1d14ffa9 FB |
1301 | static int audio_get_avail (SWVoiceIn *sw) |
1302 | { | |
1303 | int live; | |
1304 | ||
1305 | if (!sw) { | |
1306 | return 0; | |
1307 | } | |
1308 | ||
1309 | live = sw->hw->total_samples_captured - sw->total_hw_samples_acquired; | |
470bcabd | 1310 | if (audio_bug(__func__, live < 0 || live > sw->hw->samples)) { |
1d14ffa9 FB |
1311 | dolog ("live=%d sw->hw->samples=%d\n", live, sw->hw->samples); |
1312 | return 0; | |
1313 | } | |
1314 | ||
1315 | ldebug ( | |
26a76461 | 1316 | "%s: get_avail live %d ret %" PRId64 "\n", |
c0fe3827 | 1317 | SW_NAME (sw), |
1d14ffa9 FB |
1318 | live, (((int64_t) live << 32) / sw->ratio) << sw->info.shift |
1319 | ); | |
1320 | ||
1321 | return (((int64_t) live << 32) / sw->ratio) << sw->info.shift; | |
1322 | } | |
1323 | ||
1324 | static int audio_get_free (SWVoiceOut *sw) | |
1325 | { | |
1326 | int live, dead; | |
1327 | ||
1328 | if (!sw) { | |
1329 | return 0; | |
1330 | } | |
1331 | ||
1332 | live = sw->total_hw_samples_mixed; | |
1333 | ||
470bcabd | 1334 | if (audio_bug(__func__, live < 0 || live > sw->hw->samples)) { |
1d14ffa9 | 1335 | dolog ("live=%d sw->hw->samples=%d\n", live, sw->hw->samples); |
c0fe3827 | 1336 | return 0; |
1d14ffa9 FB |
1337 | } |
1338 | ||
1339 | dead = sw->hw->samples - live; | |
1340 | ||
1341 | #ifdef DEBUG_OUT | |
26a76461 | 1342 | dolog ("%s: get_free live %d dead %d ret %" PRId64 "\n", |
c0fe3827 | 1343 | SW_NAME (sw), |
1d14ffa9 | 1344 | live, dead, (((int64_t) dead << 32) / sw->ratio) << sw->info.shift); |
85571bc7 | 1345 | #endif |
1d14ffa9 FB |
1346 | |
1347 | return (((int64_t) dead << 32) / sw->ratio) << sw->info.shift; | |
1348 | } | |
1349 | ||
8ead62cf FB |
1350 | static void audio_capture_mix_and_clear (HWVoiceOut *hw, int rpos, int samples) |
1351 | { | |
1352 | int n; | |
1353 | ||
1354 | if (hw->enabled) { | |
ec36b695 | 1355 | SWVoiceCap *sc; |
8ead62cf | 1356 | |
ec36b695 FB |
1357 | for (sc = hw->cap_head.lh_first; sc; sc = sc->entries.le_next) { |
1358 | SWVoiceOut *sw = &sc->sw; | |
8ead62cf FB |
1359 | int rpos2 = rpos; |
1360 | ||
1361 | n = samples; | |
1362 | while (n) { | |
1363 | int till_end_of_hw = hw->samples - rpos2; | |
1364 | int to_write = audio_MIN (till_end_of_hw, n); | |
1365 | int bytes = to_write << hw->info.shift; | |
1366 | int written; | |
1367 | ||
1368 | sw->buf = hw->mix_buf + rpos2; | |
1369 | written = audio_pcm_sw_write (sw, NULL, bytes); | |
1370 | if (written - bytes) { | |
ec36b695 FB |
1371 | dolog ("Could not mix %d bytes into a capture " |
1372 | "buffer, mixed %d\n", | |
1373 | bytes, written); | |
8ead62cf FB |
1374 | break; |
1375 | } | |
1376 | n -= to_write; | |
1377 | rpos2 = (rpos2 + to_write) % hw->samples; | |
1378 | } | |
1379 | } | |
1380 | } | |
1381 | ||
1382 | n = audio_MIN (samples, hw->samples - rpos); | |
1383 | mixeng_clear (hw->mix_buf + rpos, n); | |
1384 | mixeng_clear (hw->mix_buf, samples - n); | |
1385 | } | |
1386 | ||
c0fe3827 | 1387 | static void audio_run_out (AudioState *s) |
1d14ffa9 FB |
1388 | { |
1389 | HWVoiceOut *hw = NULL; | |
1390 | SWVoiceOut *sw; | |
1391 | ||
1a7dafce | 1392 | while ((hw = audio_pcm_hw_find_any_enabled_out (hw))) { |
1d14ffa9 | 1393 | int played; |
8ead62cf | 1394 | int live, free, nb_live, cleanup_required, prev_rpos; |
1d14ffa9 | 1395 | |
bdff253c | 1396 | live = audio_pcm_hw_get_live_out (hw, &nb_live); |
1d14ffa9 FB |
1397 | if (!nb_live) { |
1398 | live = 0; | |
1399 | } | |
c0fe3827 | 1400 | |
470bcabd | 1401 | if (audio_bug(__func__, live < 0 || live > hw->samples)) { |
1d14ffa9 | 1402 | dolog ("live=%d hw->samples=%d\n", live, hw->samples); |
c0fe3827 | 1403 | continue; |
1d14ffa9 FB |
1404 | } |
1405 | ||
1406 | if (hw->pending_disable && !nb_live) { | |
ec36b695 | 1407 | SWVoiceCap *sc; |
1d14ffa9 FB |
1408 | #ifdef DEBUG_OUT |
1409 | dolog ("Disabling voice\n"); | |
85571bc7 | 1410 | #endif |
1d14ffa9 FB |
1411 | hw->enabled = 0; |
1412 | hw->pending_disable = 0; | |
1413 | hw->pcm_ops->ctl_out (hw, VOICE_DISABLE); | |
ec36b695 FB |
1414 | for (sc = hw->cap_head.lh_first; sc; sc = sc->entries.le_next) { |
1415 | sc->sw.active = 0; | |
1416 | audio_recalc_and_notify_capture (sc->cap); | |
8ead62cf | 1417 | } |
1d14ffa9 FB |
1418 | continue; |
1419 | } | |
1420 | ||
1421 | if (!live) { | |
1422 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { | |
1423 | if (sw->active) { | |
1424 | free = audio_get_free (sw); | |
1425 | if (free > 0) { | |
1426 | sw->callback.fn (sw->callback.opaque, free); | |
1427 | } | |
1428 | } | |
1429 | } | |
1430 | continue; | |
1431 | } | |
1432 | ||
8ead62cf | 1433 | prev_rpos = hw->rpos; |
bdff253c | 1434 | played = hw->pcm_ops->run_out (hw, live); |
3d4d16f4 | 1435 | replay_audio_out(&played); |
470bcabd | 1436 | if (audio_bug(__func__, hw->rpos >= hw->samples)) { |
1d14ffa9 FB |
1437 | dolog ("hw->rpos=%d hw->samples=%d played=%d\n", |
1438 | hw->rpos, hw->samples, played); | |
1439 | hw->rpos = 0; | |
1440 | } | |
1441 | ||
1442 | #ifdef DEBUG_OUT | |
c0fe3827 | 1443 | dolog ("played=%d\n", played); |
85571bc7 | 1444 | #endif |
1d14ffa9 FB |
1445 | |
1446 | if (played) { | |
1447 | hw->ts_helper += played; | |
8ead62cf | 1448 | audio_capture_mix_and_clear (hw, prev_rpos, played); |
1d14ffa9 FB |
1449 | } |
1450 | ||
c0fe3827 | 1451 | cleanup_required = 0; |
1d14ffa9 | 1452 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
1d14ffa9 FB |
1453 | if (!sw->active && sw->empty) { |
1454 | continue; | |
1455 | } | |
1456 | ||
470bcabd | 1457 | if (audio_bug(__func__, played > sw->total_hw_samples_mixed)) { |
1d14ffa9 FB |
1458 | dolog ("played=%d sw->total_hw_samples_mixed=%d\n", |
1459 | played, sw->total_hw_samples_mixed); | |
1460 | played = sw->total_hw_samples_mixed; | |
1461 | } | |
1462 | ||
1463 | sw->total_hw_samples_mixed -= played; | |
1464 | ||
1465 | if (!sw->total_hw_samples_mixed) { | |
1466 | sw->empty = 1; | |
c0fe3827 | 1467 | cleanup_required |= !sw->active && !sw->callback.fn; |
1d14ffa9 FB |
1468 | } |
1469 | ||
1470 | if (sw->active) { | |
1471 | free = audio_get_free (sw); | |
1472 | if (free > 0) { | |
1473 | sw->callback.fn (sw->callback.opaque, free); | |
1474 | } | |
1475 | } | |
1476 | } | |
c0fe3827 FB |
1477 | |
1478 | if (cleanup_required) { | |
ec36b695 FB |
1479 | SWVoiceOut *sw1; |
1480 | ||
1481 | sw = hw->sw_head.lh_first; | |
1482 | while (sw) { | |
1483 | sw1 = sw->entries.le_next; | |
c0fe3827 | 1484 | if (!sw->active && !sw->callback.fn) { |
1a7dafce | 1485 | audio_close_out (sw); |
c0fe3827 | 1486 | } |
ec36b695 | 1487 | sw = sw1; |
c0fe3827 FB |
1488 | } |
1489 | } | |
1d14ffa9 FB |
1490 | } |
1491 | } | |
1492 | ||
c0fe3827 | 1493 | static void audio_run_in (AudioState *s) |
1d14ffa9 FB |
1494 | { |
1495 | HWVoiceIn *hw = NULL; | |
1496 | ||
1a7dafce | 1497 | while ((hw = audio_pcm_hw_find_any_enabled_in (hw))) { |
1d14ffa9 | 1498 | SWVoiceIn *sw; |
3d4d16f4 | 1499 | int captured = 0, min; |
1d14ffa9 | 1500 | |
3d4d16f4 PD |
1501 | if (replay_mode != REPLAY_MODE_PLAY) { |
1502 | captured = hw->pcm_ops->run_in(hw); | |
1503 | } | |
1504 | replay_audio_in(&captured, hw->conv_buf, &hw->wpos, hw->samples); | |
1d14ffa9 FB |
1505 | |
1506 | min = audio_pcm_hw_find_min_in (hw); | |
1507 | hw->total_samples_captured += captured - min; | |
1508 | hw->ts_helper += captured; | |
1509 | ||
1510 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { | |
1511 | sw->total_hw_samples_acquired -= min; | |
1512 | ||
1513 | if (sw->active) { | |
1514 | int avail; | |
1515 | ||
1516 | avail = audio_get_avail (sw); | |
1517 | if (avail > 0) { | |
1518 | sw->callback.fn (sw->callback.opaque, avail); | |
1519 | } | |
1520 | } | |
1521 | } | |
1522 | } | |
1523 | } | |
1524 | ||
8ead62cf FB |
1525 | static void audio_run_capture (AudioState *s) |
1526 | { | |
1527 | CaptureVoiceOut *cap; | |
1528 | ||
1529 | for (cap = s->cap_head.lh_first; cap; cap = cap->entries.le_next) { | |
1530 | int live, rpos, captured; | |
1531 | HWVoiceOut *hw = &cap->hw; | |
1532 | SWVoiceOut *sw; | |
1533 | ||
bdff253c | 1534 | captured = live = audio_pcm_hw_get_live_out (hw, NULL); |
8ead62cf FB |
1535 | rpos = hw->rpos; |
1536 | while (live) { | |
1537 | int left = hw->samples - rpos; | |
1538 | int to_capture = audio_MIN (live, left); | |
1ea879e5 | 1539 | struct st_sample *src; |
8ead62cf FB |
1540 | struct capture_callback *cb; |
1541 | ||
1542 | src = hw->mix_buf + rpos; | |
1543 | hw->clip (cap->buf, src, to_capture); | |
1544 | mixeng_clear (src, to_capture); | |
1545 | ||
1546 | for (cb = cap->cb_head.lh_first; cb; cb = cb->entries.le_next) { | |
1547 | cb->ops.capture (cb->opaque, cap->buf, | |
1548 | to_capture << hw->info.shift); | |
1549 | } | |
1550 | rpos = (rpos + to_capture) % hw->samples; | |
1551 | live -= to_capture; | |
1552 | } | |
1553 | hw->rpos = rpos; | |
1554 | ||
1555 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { | |
1556 | if (!sw->active && sw->empty) { | |
1557 | continue; | |
1558 | } | |
1559 | ||
470bcabd | 1560 | if (audio_bug(__func__, captured > sw->total_hw_samples_mixed)) { |
8ead62cf FB |
1561 | dolog ("captured=%d sw->total_hw_samples_mixed=%d\n", |
1562 | captured, sw->total_hw_samples_mixed); | |
1563 | captured = sw->total_hw_samples_mixed; | |
1564 | } | |
1565 | ||
1566 | sw->total_hw_samples_mixed -= captured; | |
1567 | sw->empty = sw->total_hw_samples_mixed == 0; | |
1568 | } | |
1569 | } | |
1570 | } | |
1571 | ||
713a98f8 | 1572 | void audio_run (const char *msg) |
571ec3d6 | 1573 | { |
713a98f8 | 1574 | AudioState *s = &glob_audio_state; |
571ec3d6 FB |
1575 | |
1576 | audio_run_out (s); | |
1577 | audio_run_in (s); | |
8ead62cf | 1578 | audio_run_capture (s); |
713a98f8 | 1579 | #ifdef DEBUG_POLL |
1580 | { | |
1581 | static double prevtime; | |
1582 | double currtime; | |
1583 | struct timeval tv; | |
571ec3d6 | 1584 | |
713a98f8 | 1585 | if (gettimeofday (&tv, NULL)) { |
1586 | perror ("audio_run: gettimeofday"); | |
1587 | return; | |
1588 | } | |
1589 | ||
1590 | currtime = tv.tv_sec + tv.tv_usec * 1e-6; | |
1591 | dolog ("Elapsed since last %s: %f\n", msg, currtime - prevtime); | |
1592 | prevtime = currtime; | |
1593 | } | |
1594 | #endif | |
571ec3d6 FB |
1595 | } |
1596 | ||
1d14ffa9 FB |
1597 | static struct audio_option audio_options[] = { |
1598 | /* DAC */ | |
98f9f48c | 1599 | { |
1600 | .name = "DAC_FIXED_SETTINGS", | |
1601 | .tag = AUD_OPT_BOOL, | |
1602 | .valp = &conf.fixed_out.enabled, | |
1603 | .descr = "Use fixed settings for host DAC" | |
1604 | }, | |
1605 | { | |
1606 | .name = "DAC_FIXED_FREQ", | |
1607 | .tag = AUD_OPT_INT, | |
1608 | .valp = &conf.fixed_out.settings.freq, | |
1609 | .descr = "Frequency for fixed host DAC" | |
1610 | }, | |
1611 | { | |
1612 | .name = "DAC_FIXED_FMT", | |
1613 | .tag = AUD_OPT_FMT, | |
1614 | .valp = &conf.fixed_out.settings.fmt, | |
1615 | .descr = "Format for fixed host DAC" | |
1616 | }, | |
1617 | { | |
1618 | .name = "DAC_FIXED_CHANNELS", | |
1619 | .tag = AUD_OPT_INT, | |
1620 | .valp = &conf.fixed_out.settings.nchannels, | |
1621 | .descr = "Number of channels for fixed DAC (1 - mono, 2 - stereo)" | |
1622 | }, | |
1623 | { | |
1624 | .name = "DAC_VOICES", | |
1625 | .tag = AUD_OPT_INT, | |
1626 | .valp = &conf.fixed_out.nb_voices, | |
1627 | .descr = "Number of voices for DAC" | |
1628 | }, | |
713a98f8 | 1629 | { |
1630 | .name = "DAC_TRY_POLL", | |
1631 | .tag = AUD_OPT_BOOL, | |
1632 | .valp = &conf.try_poll_out, | |
1633 | .descr = "Attempt using poll mode for DAC" | |
1634 | }, | |
1d14ffa9 | 1635 | /* ADC */ |
98f9f48c | 1636 | { |
1637 | .name = "ADC_FIXED_SETTINGS", | |
1638 | .tag = AUD_OPT_BOOL, | |
1639 | .valp = &conf.fixed_in.enabled, | |
1640 | .descr = "Use fixed settings for host ADC" | |
1641 | }, | |
1642 | { | |
1643 | .name = "ADC_FIXED_FREQ", | |
1644 | .tag = AUD_OPT_INT, | |
1645 | .valp = &conf.fixed_in.settings.freq, | |
1646 | .descr = "Frequency for fixed host ADC" | |
1647 | }, | |
1648 | { | |
1649 | .name = "ADC_FIXED_FMT", | |
1650 | .tag = AUD_OPT_FMT, | |
1651 | .valp = &conf.fixed_in.settings.fmt, | |
1652 | .descr = "Format for fixed host ADC" | |
1653 | }, | |
1654 | { | |
1655 | .name = "ADC_FIXED_CHANNELS", | |
1656 | .tag = AUD_OPT_INT, | |
1657 | .valp = &conf.fixed_in.settings.nchannels, | |
1658 | .descr = "Number of channels for fixed ADC (1 - mono, 2 - stereo)" | |
1659 | }, | |
1660 | { | |
1661 | .name = "ADC_VOICES", | |
1662 | .tag = AUD_OPT_INT, | |
1663 | .valp = &conf.fixed_in.nb_voices, | |
1664 | .descr = "Number of voices for ADC" | |
1665 | }, | |
713a98f8 | 1666 | { |
1667 | .name = "ADC_TRY_POLL", | |
1668 | .tag = AUD_OPT_BOOL, | |
0a90e344 | 1669 | .valp = &conf.try_poll_in, |
713a98f8 | 1670 | .descr = "Attempt using poll mode for ADC" |
1671 | }, | |
1d14ffa9 | 1672 | /* Misc */ |
98f9f48c | 1673 | { |
1674 | .name = "TIMER_PERIOD", | |
1675 | .tag = AUD_OPT_INT, | |
1676 | .valp = &conf.period.hertz, | |
1677 | .descr = "Timer period in HZ (0 - use lowest possible)" | |
1678 | }, | |
2700efa3 | 1679 | { /* End of list */ } |
85571bc7 FB |
1680 | }; |
1681 | ||
571ec3d6 FB |
1682 | static void audio_pp_nb_voices (const char *typ, int nb) |
1683 | { | |
1684 | switch (nb) { | |
1685 | case 0: | |
1686 | printf ("Does not support %s\n", typ); | |
1687 | break; | |
1688 | case 1: | |
1689 | printf ("One %s voice\n", typ); | |
1690 | break; | |
1691 | case INT_MAX: | |
1692 | printf ("Theoretically supports many %s voices\n", typ); | |
1693 | break; | |
1694 | default: | |
e7d81004 | 1695 | printf ("Theoretically supports up to %d %s voices\n", nb, typ); |
571ec3d6 FB |
1696 | break; |
1697 | } | |
1698 | ||
1699 | } | |
1700 | ||
1d14ffa9 FB |
1701 | void AUD_help (void) |
1702 | { | |
d3893a39 | 1703 | struct audio_driver *d; |
1d14ffa9 | 1704 | |
65ba8696 GH |
1705 | /* make sure we print the help text for modular drivers too */ |
1706 | audio_module_load_all(); | |
1707 | ||
1d14ffa9 | 1708 | audio_process_options ("AUDIO", audio_options); |
d3893a39 | 1709 | QLIST_FOREACH(d, &audio_drivers, next) { |
1d14ffa9 FB |
1710 | if (d->options) { |
1711 | audio_process_options (d->name, d->options); | |
1712 | } | |
1713 | } | |
1714 | ||
1715 | printf ("Audio options:\n"); | |
1716 | audio_print_options ("AUDIO", audio_options); | |
1717 | printf ("\n"); | |
1718 | ||
1719 | printf ("Available drivers:\n"); | |
1720 | ||
d3893a39 | 1721 | QLIST_FOREACH(d, &audio_drivers, next) { |
1d14ffa9 FB |
1722 | |
1723 | printf ("Name: %s\n", d->name); | |
1724 | printf ("Description: %s\n", d->descr); | |
1725 | ||
571ec3d6 FB |
1726 | audio_pp_nb_voices ("playback", d->max_voices_out); |
1727 | audio_pp_nb_voices ("capture", d->max_voices_in); | |
1d14ffa9 FB |
1728 | |
1729 | if (d->options) { | |
1730 | printf ("Options:\n"); | |
1731 | audio_print_options (d->name, d->options); | |
1732 | } | |
1733 | else { | |
1734 | printf ("No options\n"); | |
1735 | } | |
1736 | printf ("\n"); | |
1737 | } | |
1738 | ||
1739 | printf ( | |
1740 | "Options are settable through environment variables.\n" | |
1741 | "Example:\n" | |
1742 | #ifdef _WIN32 | |
1743 | " set QEMU_AUDIO_DRV=wav\n" | |
571ec3d6 | 1744 | " set QEMU_WAV_PATH=c:\\tune.wav\n" |
1d14ffa9 FB |
1745 | #else |
1746 | " export QEMU_AUDIO_DRV=wav\n" | |
1747 | " export QEMU_WAV_PATH=$HOME/tune.wav\n" | |
1748 | "(for csh replace export with setenv in the above)\n" | |
1749 | #endif | |
1750 | " qemu ...\n\n" | |
1751 | ); | |
1752 | } | |
1753 | ||
fb37ce92 | 1754 | static int audio_driver_init(AudioState *s, struct audio_driver *drv, bool msg) |
85571bc7 | 1755 | { |
1d14ffa9 FB |
1756 | if (drv->options) { |
1757 | audio_process_options (drv->name, drv->options); | |
1758 | } | |
c0fe3827 | 1759 | s->drv_opaque = drv->init (); |
1d14ffa9 | 1760 | |
c0fe3827 | 1761 | if (s->drv_opaque) { |
1a7dafce | 1762 | audio_init_nb_voices_out (drv); |
1763 | audio_init_nb_voices_in (drv); | |
c0fe3827 | 1764 | s->drv = drv; |
1d14ffa9 | 1765 | return 0; |
85571bc7 FB |
1766 | } |
1767 | else { | |
fb37ce92 GH |
1768 | if (msg) { |
1769 | dolog("Could not init `%s' audio driver\n", drv->name); | |
1770 | } | |
1d14ffa9 | 1771 | return -1; |
85571bc7 FB |
1772 | } |
1773 | } | |
1774 | ||
9781e040 | 1775 | static void audio_vm_change_state_handler (void *opaque, int running, |
1dfb4dd9 | 1776 | RunState state) |
85571bc7 | 1777 | { |
c0fe3827 | 1778 | AudioState *s = opaque; |
1d14ffa9 FB |
1779 | HWVoiceOut *hwo = NULL; |
1780 | HWVoiceIn *hwi = NULL; | |
541e0844 | 1781 | int op = running ? VOICE_ENABLE : VOICE_DISABLE; |
1d14ffa9 | 1782 | |
978dd635 | 1783 | s->vm_running = running; |
1a7dafce | 1784 | while ((hwo = audio_pcm_hw_find_any_enabled_out (hwo))) { |
713a98f8 | 1785 | hwo->pcm_ops->ctl_out (hwo, op, conf.try_poll_out); |
1d14ffa9 | 1786 | } |
85571bc7 | 1787 | |
1a7dafce | 1788 | while ((hwi = audio_pcm_hw_find_any_enabled_in (hwi))) { |
713a98f8 | 1789 | hwi->pcm_ops->ctl_in (hwi, op, conf.try_poll_in); |
85571bc7 | 1790 | } |
39deb1e4 | 1791 | audio_reset_timer (s); |
85571bc7 FB |
1792 | } |
1793 | ||
a384c205 MAL |
1794 | static bool is_cleaning_up; |
1795 | ||
1796 | bool audio_is_cleaning_up(void) | |
1797 | { | |
1798 | return is_cleaning_up; | |
1799 | } | |
1800 | ||
1801 | void audio_cleanup(void) | |
85571bc7 | 1802 | { |
c0fe3827 | 1803 | AudioState *s = &glob_audio_state; |
a384c205 MAL |
1804 | HWVoiceOut *hwo, *hwon; |
1805 | HWVoiceIn *hwi, *hwin; | |
1d14ffa9 | 1806 | |
a384c205 MAL |
1807 | is_cleaning_up = true; |
1808 | QLIST_FOREACH_SAFE(hwo, &glob_audio_state.hw_head_out, entries, hwon) { | |
ec36b695 | 1809 | SWVoiceCap *sc; |
8ead62cf | 1810 | |
aeb29b64 JK |
1811 | if (hwo->enabled) { |
1812 | hwo->pcm_ops->ctl_out (hwo, VOICE_DISABLE); | |
1813 | } | |
1d14ffa9 | 1814 | hwo->pcm_ops->fini_out (hwo); |
8ead62cf | 1815 | |
ec36b695 FB |
1816 | for (sc = hwo->cap_head.lh_first; sc; sc = sc->entries.le_next) { |
1817 | CaptureVoiceOut *cap = sc->cap; | |
1818 | struct capture_callback *cb; | |
1819 | ||
1820 | for (cb = cap->cb_head.lh_first; cb; cb = cb->entries.le_next) { | |
1821 | cb->ops.destroy (cb->opaque); | |
1822 | } | |
8ead62cf | 1823 | } |
a384c205 | 1824 | QLIST_REMOVE(hwo, entries); |
1d14ffa9 | 1825 | } |
85571bc7 | 1826 | |
a384c205 | 1827 | QLIST_FOREACH_SAFE(hwi, &glob_audio_state.hw_head_in, entries, hwin) { |
aeb29b64 JK |
1828 | if (hwi->enabled) { |
1829 | hwi->pcm_ops->ctl_in (hwi, VOICE_DISABLE); | |
1830 | } | |
1d14ffa9 | 1831 | hwi->pcm_ops->fini_in (hwi); |
a384c205 | 1832 | QLIST_REMOVE(hwi, entries); |
85571bc7 | 1833 | } |
c0fe3827 FB |
1834 | |
1835 | if (s->drv) { | |
1836 | s->drv->fini (s->drv_opaque); | |
a384c205 | 1837 | s->drv = NULL; |
c0fe3827 | 1838 | } |
85571bc7 FB |
1839 | } |
1840 | ||
d959fce9 JQ |
1841 | static const VMStateDescription vmstate_audio = { |
1842 | .name = "audio", | |
1843 | .version_id = 1, | |
1844 | .minimum_version_id = 1, | |
35d08458 | 1845 | .fields = (VMStateField[]) { |
d959fce9 | 1846 | VMSTATE_END_OF_LIST() |
1d14ffa9 | 1847 | } |
d959fce9 | 1848 | }; |
85571bc7 | 1849 | |
1a7dafce | 1850 | static void audio_init (void) |
85571bc7 | 1851 | { |
1d14ffa9 | 1852 | size_t i; |
85571bc7 FB |
1853 | int done = 0; |
1854 | const char *drvname; | |
713a98f8 | 1855 | VMChangeStateEntry *e; |
c0fe3827 | 1856 | AudioState *s = &glob_audio_state; |
d3893a39 | 1857 | struct audio_driver *driver; |
1d14ffa9 | 1858 | |
0d9acba8 | 1859 | if (s->drv) { |
1a7dafce | 1860 | return; |
0d9acba8 PB |
1861 | } |
1862 | ||
72cf2d4f BS |
1863 | QLIST_INIT (&s->hw_head_out); |
1864 | QLIST_INIT (&s->hw_head_in); | |
1865 | QLIST_INIT (&s->cap_head); | |
a384c205 | 1866 | atexit(audio_cleanup); |
571ec3d6 | 1867 | |
bc72ad67 | 1868 | s->ts = timer_new_ns(QEMU_CLOCK_VIRTUAL, audio_timer, s); |
571ec3d6 | 1869 | |
1d14ffa9 FB |
1870 | audio_process_options ("AUDIO", audio_options); |
1871 | ||
c0fe3827 FB |
1872 | s->nb_hw_voices_out = conf.fixed_out.nb_voices; |
1873 | s->nb_hw_voices_in = conf.fixed_in.nb_voices; | |
1874 | ||
1d14ffa9 | 1875 | if (s->nb_hw_voices_out <= 0) { |
571ec3d6 | 1876 | dolog ("Bogus number of playback voices %d, setting to 1\n", |
1d14ffa9 FB |
1877 | s->nb_hw_voices_out); |
1878 | s->nb_hw_voices_out = 1; | |
1879 | } | |
1880 | ||
1881 | if (s->nb_hw_voices_in <= 0) { | |
571ec3d6 | 1882 | dolog ("Bogus number of capture voices %d, setting to 0\n", |
1d14ffa9 | 1883 | s->nb_hw_voices_in); |
571ec3d6 | 1884 | s->nb_hw_voices_in = 0; |
1d14ffa9 | 1885 | } |
85571bc7 | 1886 | |
1d14ffa9 FB |
1887 | { |
1888 | int def; | |
1889 | drvname = audio_get_conf_str ("QEMU_AUDIO_DRV", NULL, &def); | |
1890 | } | |
85571bc7 | 1891 | |
85571bc7 | 1892 | if (drvname) { |
d3893a39 GH |
1893 | driver = audio_driver_lookup(drvname); |
1894 | if (driver) { | |
fb37ce92 | 1895 | done = !audio_driver_init(s, driver, true); |
d3893a39 | 1896 | } else { |
85571bc7 | 1897 | dolog ("Unknown audio driver `%s'\n", drvname); |
1d14ffa9 | 1898 | dolog ("Run with -audio-help to list available drivers\n"); |
85571bc7 FB |
1899 | } |
1900 | } | |
1901 | ||
85571bc7 | 1902 | if (!done) { |
d3893a39 GH |
1903 | for (i = 0; !done && i < ARRAY_SIZE(audio_prio_list); i++) { |
1904 | driver = audio_driver_lookup(audio_prio_list[i]); | |
1905 | if (driver && driver->can_be_default) { | |
fb37ce92 | 1906 | done = !audio_driver_init(s, driver, false); |
1d14ffa9 | 1907 | } |
85571bc7 FB |
1908 | } |
1909 | } | |
1910 | ||
85571bc7 | 1911 | if (!done) { |
d3893a39 | 1912 | driver = audio_driver_lookup("none"); |
fb37ce92 | 1913 | done = !audio_driver_init(s, driver, false); |
7e274652 MA |
1914 | assert(done); |
1915 | dolog("warning: Using timer based audio emulation\n"); | |
85571bc7 | 1916 | } |
1d14ffa9 | 1917 | |
0d9acba8 PB |
1918 | if (conf.period.hertz <= 0) { |
1919 | if (conf.period.hertz < 0) { | |
1920 | dolog ("warning: Timer period is negative - %d " | |
1921 | "treating as zero\n", | |
1922 | conf.period.hertz); | |
571ec3d6 | 1923 | } |
0d9acba8 PB |
1924 | conf.period.ticks = 1; |
1925 | } else { | |
73bcb24d | 1926 | conf.period.ticks = NANOSECONDS_PER_SECOND / conf.period.hertz; |
1d14ffa9 | 1927 | } |
0d9acba8 PB |
1928 | |
1929 | e = qemu_add_vm_change_state_handler (audio_vm_change_state_handler, s); | |
1930 | if (!e) { | |
1931 | dolog ("warning: Could not register change state handler\n" | |
1932 | "(Audio can continue looping even after stopping the VM)\n"); | |
1d14ffa9 FB |
1933 | } |
1934 | ||
72cf2d4f | 1935 | QLIST_INIT (&s->card_head); |
0be71e32 | 1936 | vmstate_register (NULL, 0, &vmstate_audio, s); |
85571bc7 | 1937 | } |
8ead62cf | 1938 | |
1a7dafce | 1939 | void AUD_register_card (const char *name, QEMUSoundCard *card) |
1940 | { | |
1941 | audio_init (); | |
7267c094 | 1942 | card->name = g_strdup (name); |
1a7dafce | 1943 | memset (&card->entries, 0, sizeof (card->entries)); |
72cf2d4f | 1944 | QLIST_INSERT_HEAD (&glob_audio_state.card_head, card, entries); |
1a7dafce | 1945 | } |
1946 | ||
1947 | void AUD_remove_card (QEMUSoundCard *card) | |
1948 | { | |
72cf2d4f | 1949 | QLIST_REMOVE (card, entries); |
7267c094 | 1950 | g_free (card->name); |
1a7dafce | 1951 | } |
1952 | ||
1953 | ||
ec36b695 | 1954 | CaptureVoiceOut *AUD_add_capture ( |
1ea879e5 | 1955 | struct audsettings *as, |
8ead62cf FB |
1956 | struct audio_capture_ops *ops, |
1957 | void *cb_opaque | |
1958 | ) | |
1959 | { | |
1a7dafce | 1960 | AudioState *s = &glob_audio_state; |
8ead62cf FB |
1961 | CaptureVoiceOut *cap; |
1962 | struct capture_callback *cb; | |
1963 | ||
ec36b695 | 1964 | if (audio_validate_settings (as)) { |
8ead62cf FB |
1965 | dolog ("Invalid settings were passed when trying to add capture\n"); |
1966 | audio_print_settings (as); | |
e8d85444 | 1967 | return NULL; |
8ead62cf FB |
1968 | } |
1969 | ||
e8d85444 | 1970 | cb = g_malloc0(sizeof(*cb)); |
8ead62cf FB |
1971 | cb->ops = *ops; |
1972 | cb->opaque = cb_opaque; | |
1973 | ||
1a7dafce | 1974 | cap = audio_pcm_capture_find_specific (as); |
8ead62cf | 1975 | if (cap) { |
72cf2d4f | 1976 | QLIST_INSERT_HEAD (&cap->cb_head, cb, entries); |
ec36b695 | 1977 | return cap; |
8ead62cf FB |
1978 | } |
1979 | else { | |
1980 | HWVoiceOut *hw; | |
1981 | CaptureVoiceOut *cap; | |
1982 | ||
e8d85444 | 1983 | cap = g_malloc0(sizeof(*cap)); |
8ead62cf FB |
1984 | |
1985 | hw = &cap->hw; | |
72cf2d4f BS |
1986 | QLIST_INIT (&hw->sw_head); |
1987 | QLIST_INIT (&cap->cb_head); | |
8ead62cf FB |
1988 | |
1989 | /* XXX find a more elegant way */ | |
1990 | hw->samples = 4096 * 4; | |
e8d85444 | 1991 | hw->mix_buf = g_new0(struct st_sample, hw->samples); |
8ead62cf | 1992 | |
d929eba5 | 1993 | audio_pcm_init_info (&hw->info, as); |
8ead62cf | 1994 | |
e8d85444 | 1995 | cap->buf = g_malloc0_n(hw->samples, 1 << hw->info.shift); |
8ead62cf FB |
1996 | |
1997 | hw->clip = mixeng_clip | |
1998 | [hw->info.nchannels == 2] | |
1999 | [hw->info.sign] | |
d929eba5 | 2000 | [hw->info.swap_endianness] |
f941aa25 | 2001 | [audio_bits_to_index (hw->info.bits)]; |
8ead62cf | 2002 | |
72cf2d4f BS |
2003 | QLIST_INSERT_HEAD (&s->cap_head, cap, entries); |
2004 | QLIST_INSERT_HEAD (&cap->cb_head, cb, entries); | |
8ead62cf | 2005 | |
a384c205 | 2006 | QLIST_FOREACH(hw, &glob_audio_state.hw_head_out, entries) { |
1a7dafce | 2007 | audio_attach_capture (hw); |
8ead62cf | 2008 | } |
ec36b695 | 2009 | return cap; |
ec36b695 FB |
2010 | } |
2011 | } | |
2012 | ||
2013 | void AUD_del_capture (CaptureVoiceOut *cap, void *cb_opaque) | |
2014 | { | |
2015 | struct capture_callback *cb; | |
2016 | ||
2017 | for (cb = cap->cb_head.lh_first; cb; cb = cb->entries.le_next) { | |
2018 | if (cb->opaque == cb_opaque) { | |
2019 | cb->ops.destroy (cb_opaque); | |
72cf2d4f | 2020 | QLIST_REMOVE (cb, entries); |
7267c094 | 2021 | g_free (cb); |
ec36b695 FB |
2022 | |
2023 | if (!cap->cb_head.lh_first) { | |
2024 | SWVoiceOut *sw = cap->hw.sw_head.lh_first, *sw1; | |
a3c25997 | 2025 | |
ec36b695 | 2026 | while (sw) { |
a3c25997 | 2027 | SWVoiceCap *sc = (SWVoiceCap *) sw; |
ec36b695 FB |
2028 | #ifdef DEBUG_CAPTURE |
2029 | dolog ("freeing %s\n", sw->name); | |
2030 | #endif | |
a3c25997 | 2031 | |
ec36b695 FB |
2032 | sw1 = sw->entries.le_next; |
2033 | if (sw->rate) { | |
2034 | st_rate_stop (sw->rate); | |
2035 | sw->rate = NULL; | |
2036 | } | |
72cf2d4f BS |
2037 | QLIST_REMOVE (sw, entries); |
2038 | QLIST_REMOVE (sc, entries); | |
7267c094 | 2039 | g_free (sc); |
ec36b695 FB |
2040 | sw = sw1; |
2041 | } | |
72cf2d4f | 2042 | QLIST_REMOVE (cap, entries); |
3268a845 GH |
2043 | g_free (cap->hw.mix_buf); |
2044 | g_free (cap->buf); | |
7267c094 | 2045 | g_free (cap); |
ec36b695 FB |
2046 | } |
2047 | return; | |
2048 | } | |
8ead62cf FB |
2049 | } |
2050 | } | |
683efdcb AZ |
2051 | |
2052 | void AUD_set_volume_out (SWVoiceOut *sw, int mute, uint8_t lvol, uint8_t rvol) | |
2053 | { | |
2054 | if (sw) { | |
6c95ab94 MAL |
2055 | HWVoiceOut *hw = sw->hw; |
2056 | ||
683efdcb AZ |
2057 | sw->vol.mute = mute; |
2058 | sw->vol.l = nominal_volume.l * lvol / 255; | |
2059 | sw->vol.r = nominal_volume.r * rvol / 255; | |
6c95ab94 MAL |
2060 | |
2061 | if (hw->pcm_ops->ctl_out) { | |
2062 | hw->pcm_ops->ctl_out (hw, VOICE_VOLUME, sw); | |
2063 | } | |
683efdcb AZ |
2064 | } |
2065 | } | |
2066 | ||
2067 | void AUD_set_volume_in (SWVoiceIn *sw, int mute, uint8_t lvol, uint8_t rvol) | |
2068 | { | |
2069 | if (sw) { | |
6c95ab94 MAL |
2070 | HWVoiceIn *hw = sw->hw; |
2071 | ||
683efdcb AZ |
2072 | sw->vol.mute = mute; |
2073 | sw->vol.l = nominal_volume.l * lvol / 255; | |
2074 | sw->vol.r = nominal_volume.r * rvol / 255; | |
6c95ab94 MAL |
2075 | |
2076 | if (hw->pcm_ops->ctl_in) { | |
2077 | hw->pcm_ops->ctl_in (hw, VOICE_VOLUME, sw); | |
2078 | } | |
683efdcb AZ |
2079 | } |
2080 | } |