bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1 | /* |
| 2 | * QEMU Audio subsystem |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 3 | * |
| 4 | * Copyright (c) 2003-2005 Vassili Karpov (malc) |
| 5 | * |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 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 | */ |
Markus Armbruster | 0b8fa32 | 2019-05-23 16:35:07 +0200 | [diff] [blame] | 24 | |
Peter Maydell | 6086a56 | 2016-01-18 17:33:52 +0000 | [diff] [blame] | 25 | #include "qemu/osdep.h" |
pbrook | 87ecb68 | 2007-11-17 17:14:51 +0000 | [diff] [blame] | 26 | #include "audio.h" |
Markus Armbruster | d645427 | 2019-08-12 07:23:45 +0200 | [diff] [blame] | 27 | #include "migration/vmstate.h" |
Paolo Bonzini | 83c9089 | 2012-12-17 18:19:49 +0100 | [diff] [blame] | 28 | #include "monitor/monitor.h" |
Paolo Bonzini | 1de7afc | 2012-12-17 18:20:00 +0100 | [diff] [blame] | 29 | #include "qemu/timer.h" |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 30 | #include "qapi/error.h" |
Daniel P. Berrangé | 637d180 | 2023-01-23 09:39:56 +0100 | [diff] [blame] | 31 | #include "qapi/clone-visitor.h" |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 32 | #include "qapi/qobject-input-visitor.h" |
| 33 | #include "qapi/qapi-visit-audio.h" |
Daniel P. Berrangé | 637d180 | 2023-01-23 09:39:56 +0100 | [diff] [blame] | 34 | #include "qapi/qapi-commands-audio.h" |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 35 | #include "qapi/qmp/qdict.h" |
Veronia Bahaa | f348b6d | 2016-03-20 19:16:19 +0200 | [diff] [blame] | 36 | #include "qemu/cutils.h" |
Paolo Bonzini | f606173 | 2023-09-22 19:13:44 +0200 | [diff] [blame] | 37 | #include "qemu/error-report.h" |
Volker Rümelin | b9ae74e | 2023-01-21 10:47:25 +0100 | [diff] [blame] | 38 | #include "qemu/log.h" |
Markus Armbruster | 0b8fa32 | 2019-05-23 16:35:07 +0200 | [diff] [blame] | 39 | #include "qemu/module.h" |
Claudio Fontana | 5e03b6d | 2022-09-08 10:14:41 +0200 | [diff] [blame] | 40 | #include "qemu/help_option.h" |
Marc-André Lureau | 89fc45d | 2022-03-23 19:57:36 +0400 | [diff] [blame] | 41 | #include "sysemu/sysemu.h" |
Pavel Dovgalyuk | 3d4d16f | 2017-02-02 08:50:54 +0300 | [diff] [blame] | 42 | #include "sysemu/replay.h" |
Markus Armbruster | 54d3123 | 2019-08-12 07:23:59 +0200 | [diff] [blame] | 43 | #include "sysemu/runstate.h" |
Gerd Hoffmann | f0c4555 | 2020-09-16 10:41:16 +0200 | [diff] [blame] | 44 | #include "ui/qemu-spice.h" |
Gerd Hoffmann | 1a961e7 | 2018-07-02 18:15:24 +0200 | [diff] [blame] | 45 | #include "trace.h" |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 46 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 47 | #define AUDIO_CAP "audio" |
| 48 | #include "audio_int.h" |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 49 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 50 | /* #define DEBUG_LIVE */ |
| 51 | /* #define DEBUG_OUT */ |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 52 | /* #define DEBUG_CAPTURE */ |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 53 | /* #define DEBUG_POLL */ |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 54 | |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 55 | #define SW_NAME(sw) (sw)->name ? (sw)->name : "unknown" |
| 56 | |
Juan Quintela | 2358a49 | 2009-07-27 16:13:25 +0200 | [diff] [blame] | 57 | |
| 58 | /* Order of CONFIG_AUDIO_DRIVERS is import. |
| 59 | The 1st one is the one used by default, that is the reason |
| 60 | that we generate the list. |
| 61 | */ |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 62 | const char *audio_prio_list[] = { |
Gerd Hoffmann | d3893a3 | 2018-03-06 08:40:47 +0100 | [diff] [blame] | 63 | "spice", |
Juan Quintela | 2358a49 | 2009-07-27 16:13:25 +0200 | [diff] [blame] | 64 | CONFIG_AUDIO_DRIVERS |
Gerd Hoffmann | d3893a3 | 2018-03-06 08:40:47 +0100 | [diff] [blame] | 65 | "none", |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 66 | NULL |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 67 | }; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 68 | |
Gerd Hoffmann | d3893a3 | 2018-03-06 08:40:47 +0100 | [diff] [blame] | 69 | static QLIST_HEAD(, audio_driver) audio_drivers; |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 70 | static AudiodevListHead audiodevs = |
| 71 | QSIMPLEQ_HEAD_INITIALIZER(audiodevs); |
| 72 | static AudiodevListHead default_audiodevs = |
| 73 | QSIMPLEQ_HEAD_INITIALIZER(default_audiodevs); |
| 74 | |
Gerd Hoffmann | d3893a3 | 2018-03-06 08:40:47 +0100 | [diff] [blame] | 75 | |
| 76 | void audio_driver_register(audio_driver *drv) |
| 77 | { |
| 78 | QLIST_INSERT_HEAD(&audio_drivers, drv, next); |
| 79 | } |
| 80 | |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 81 | static audio_driver *audio_driver_lookup(const char *name) |
Gerd Hoffmann | d3893a3 | 2018-03-06 08:40:47 +0100 | [diff] [blame] | 82 | { |
| 83 | struct audio_driver *d; |
Claudio Fontana | c551fb0 | 2022-09-29 11:30:33 +0200 | [diff] [blame] | 84 | Error *local_err = NULL; |
| 85 | int rv; |
Gerd Hoffmann | d3893a3 | 2018-03-06 08:40:47 +0100 | [diff] [blame] | 86 | |
| 87 | QLIST_FOREACH(d, &audio_drivers, next) { |
| 88 | if (strcmp(name, d->name) == 0) { |
| 89 | return d; |
| 90 | } |
| 91 | } |
Claudio Fontana | c551fb0 | 2022-09-29 11:30:33 +0200 | [diff] [blame] | 92 | rv = audio_module_load(name, &local_err); |
| 93 | if (rv > 0) { |
| 94 | QLIST_FOREACH(d, &audio_drivers, next) { |
| 95 | if (strcmp(name, d->name) == 0) { |
| 96 | return d; |
| 97 | } |
Gerd Hoffmann | 65ba869 | 2018-03-06 08:40:48 +0100 | [diff] [blame] | 98 | } |
Claudio Fontana | c551fb0 | 2022-09-29 11:30:33 +0200 | [diff] [blame] | 99 | } else if (rv < 0) { |
| 100 | error_report_err(local_err); |
Gerd Hoffmann | 65ba869 | 2018-03-06 08:40:48 +0100 | [diff] [blame] | 101 | } |
Gerd Hoffmann | d3893a3 | 2018-03-06 08:40:47 +0100 | [diff] [blame] | 102 | return NULL; |
| 103 | } |
| 104 | |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 105 | static QTAILQ_HEAD(AudioStateHead, AudioState) audio_states = |
| 106 | QTAILQ_HEAD_INITIALIZER(audio_states); |
Paolo Bonzini | 22f84d4 | 2023-10-05 17:09:36 +0200 | [diff] [blame] | 107 | static AudioState *default_audio_state; |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 108 | |
Michael Walle | 00e0767 | 2011-01-05 01:05:47 +0100 | [diff] [blame] | 109 | const struct mixeng_volume nominal_volume = { |
Juan Quintela | 14658cd | 2009-07-20 20:57:00 +0200 | [diff] [blame] | 110 | .mute = 0, |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 111 | #ifdef FLOAT_MIXENG |
Juan Quintela | 14658cd | 2009-07-20 20:57:00 +0200 | [diff] [blame] | 112 | .r = 1.0, |
| 113 | .l = 1.0, |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 114 | #else |
Juan Quintela | 14658cd | 2009-07-20 20:57:00 +0200 | [diff] [blame] | 115 | .r = 1ULL << 32, |
| 116 | .l = 1ULL << 32, |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 117 | #endif |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 118 | }; |
| 119 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 120 | int audio_bug (const char *funcname, int cond) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 121 | { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 122 | if (cond) { |
| 123 | static int shown; |
| 124 | |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 125 | AUD_log (NULL, "A bug was just triggered in %s\n", funcname); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 126 | if (!shown) { |
| 127 | shown = 1; |
| 128 | AUD_log (NULL, "Save all your work and restart without audio\n"); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 129 | AUD_log (NULL, "I am sorry\n"); |
| 130 | } |
| 131 | AUD_log (NULL, "Context:\n"); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 132 | } |
| 133 | |
| 134 | return cond; |
| 135 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 136 | |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 137 | static inline int audio_bits_to_index (int bits) |
| 138 | { |
| 139 | switch (bits) { |
| 140 | case 8: |
| 141 | return 0; |
| 142 | |
| 143 | case 16: |
| 144 | return 1; |
| 145 | |
| 146 | case 32: |
| 147 | return 2; |
| 148 | |
| 149 | default: |
| 150 | audio_bug ("bits_to_index", 1); |
| 151 | AUD_log (NULL, "invalid bits %d\n", bits); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 152 | return 0; |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 153 | } |
| 154 | } |
| 155 | |
bellard | 541e084 | 2005-11-11 00:04:19 +0000 | [diff] [blame] | 156 | void AUD_vlog (const char *cap, const char *fmt, va_list ap) |
| 157 | { |
Kővágó, Zoltán | 06ac27f | 2015-06-12 14:33:02 +0200 | [diff] [blame] | 158 | if (cap) { |
| 159 | fprintf(stderr, "%s: ", cap); |
bellard | 541e084 | 2005-11-11 00:04:19 +0000 | [diff] [blame] | 160 | } |
bellard | 541e084 | 2005-11-11 00:04:19 +0000 | [diff] [blame] | 161 | |
Kővágó, Zoltán | 06ac27f | 2015-06-12 14:33:02 +0200 | [diff] [blame] | 162 | vfprintf(stderr, fmt, ap); |
bellard | 541e084 | 2005-11-11 00:04:19 +0000 | [diff] [blame] | 163 | } |
| 164 | |
bellard | fb06518 | 2004-11-09 23:09:44 +0000 | [diff] [blame] | 165 | void AUD_log (const char *cap, const char *fmt, ...) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 166 | { |
| 167 | va_list ap; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 168 | |
bellard | 541e084 | 2005-11-11 00:04:19 +0000 | [diff] [blame] | 169 | va_start (ap, fmt); |
| 170 | AUD_vlog (cap, fmt, ap); |
| 171 | va_end (ap); |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 172 | } |
| 173 | |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 174 | static void audio_print_settings (struct audsettings *as) |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 175 | { |
| 176 | dolog ("frequency=%d nchannels=%d fmt=", as->freq, as->nchannels); |
| 177 | |
| 178 | switch (as->fmt) { |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 179 | case AUDIO_FORMAT_S8: |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 180 | AUD_log (NULL, "S8"); |
| 181 | break; |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 182 | case AUDIO_FORMAT_U8: |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 183 | AUD_log (NULL, "U8"); |
| 184 | break; |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 185 | case AUDIO_FORMAT_S16: |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 186 | AUD_log (NULL, "S16"); |
| 187 | break; |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 188 | case AUDIO_FORMAT_U16: |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 189 | AUD_log (NULL, "U16"); |
| 190 | break; |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 191 | case AUDIO_FORMAT_S32: |
malc | d50997f | 2008-06-22 14:10:45 +0000 | [diff] [blame] | 192 | AUD_log (NULL, "S32"); |
| 193 | break; |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 194 | case AUDIO_FORMAT_U32: |
malc | d50997f | 2008-06-22 14:10:45 +0000 | [diff] [blame] | 195 | AUD_log (NULL, "U32"); |
| 196 | break; |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 197 | case AUDIO_FORMAT_F32: |
| 198 | AUD_log (NULL, "F32"); |
| 199 | break; |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 200 | default: |
| 201 | AUD_log (NULL, "invalid(%d)", as->fmt); |
| 202 | break; |
| 203 | } |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 204 | |
| 205 | AUD_log (NULL, " endianness="); |
bellard | d929eba | 2006-07-04 21:47:22 +0000 | [diff] [blame] | 206 | switch (as->endianness) { |
| 207 | case 0: |
| 208 | AUD_log (NULL, "little"); |
| 209 | break; |
| 210 | case 1: |
| 211 | AUD_log (NULL, "big"); |
| 212 | break; |
| 213 | default: |
| 214 | AUD_log (NULL, "invalid"); |
| 215 | break; |
| 216 | } |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 217 | AUD_log (NULL, "\n"); |
| 218 | } |
| 219 | |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 220 | static int audio_validate_settings (struct audsettings *as) |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 221 | { |
| 222 | int invalid; |
| 223 | |
Kővágó, Zoltán | b5c7db3 | 2019-10-13 21:58:03 +0200 | [diff] [blame] | 224 | invalid = as->nchannels < 1; |
bellard | d929eba | 2006-07-04 21:47:22 +0000 | [diff] [blame] | 225 | invalid |= as->endianness != 0 && as->endianness != 1; |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 226 | |
| 227 | switch (as->fmt) { |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 228 | case AUDIO_FORMAT_S8: |
| 229 | case AUDIO_FORMAT_U8: |
| 230 | case AUDIO_FORMAT_S16: |
| 231 | case AUDIO_FORMAT_U16: |
| 232 | case AUDIO_FORMAT_S32: |
| 233 | case AUDIO_FORMAT_U32: |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 234 | case AUDIO_FORMAT_F32: |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 235 | break; |
| 236 | default: |
| 237 | invalid = 1; |
| 238 | break; |
| 239 | } |
| 240 | |
| 241 | invalid |= as->freq <= 0; |
bellard | d929eba | 2006-07-04 21:47:22 +0000 | [diff] [blame] | 242 | return invalid ? -1 : 0; |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 243 | } |
| 244 | |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 245 | static int audio_pcm_info_eq (struct audio_pcm_info *info, struct audsettings *as) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 246 | { |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 247 | int bits = 8; |
| 248 | bool is_signed = false, is_float = false; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 249 | |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 250 | switch (as->fmt) { |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 251 | case AUDIO_FORMAT_S8: |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 252 | is_signed = true; |
Stefan Weil | b4bd0b1 | 2012-02-25 14:46:55 +0100 | [diff] [blame] | 253 | /* fall through */ |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 254 | case AUDIO_FORMAT_U8: |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 255 | break; |
| 256 | |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 257 | case AUDIO_FORMAT_S16: |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 258 | is_signed = true; |
Stefan Weil | b4bd0b1 | 2012-02-25 14:46:55 +0100 | [diff] [blame] | 259 | /* fall through */ |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 260 | case AUDIO_FORMAT_U16: |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 261 | bits = 16; |
| 262 | break; |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 263 | |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 264 | case AUDIO_FORMAT_F32: |
| 265 | is_float = true; |
| 266 | /* fall through */ |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 267 | case AUDIO_FORMAT_S32: |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 268 | is_signed = true; |
Stefan Weil | b4bd0b1 | 2012-02-25 14:46:55 +0100 | [diff] [blame] | 269 | /* fall through */ |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 270 | case AUDIO_FORMAT_U32: |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 271 | bits = 32; |
| 272 | break; |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 273 | |
| 274 | default: |
| 275 | abort(); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 276 | } |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 277 | return info->freq == as->freq |
| 278 | && info->nchannels == as->nchannels |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 279 | && info->is_signed == is_signed |
| 280 | && info->is_float == is_float |
bellard | d929eba | 2006-07-04 21:47:22 +0000 | [diff] [blame] | 281 | && info->bits == bits |
| 282 | && info->swap_endianness == (as->endianness != AUDIO_HOST_ENDIANNESS); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 283 | } |
| 284 | |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 285 | void audio_pcm_init_info (struct audio_pcm_info *info, struct audsettings *as) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 286 | { |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 287 | int bits = 8, mul; |
| 288 | bool is_signed = false, is_float = false; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 289 | |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 290 | switch (as->fmt) { |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 291 | case AUDIO_FORMAT_S8: |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 292 | is_signed = true; |
Philippe Mathieu-Daudé | f7621fd | 2019-12-18 20:25:21 +0100 | [diff] [blame] | 293 | /* fall through */ |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 294 | case AUDIO_FORMAT_U8: |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 295 | mul = 1; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 296 | break; |
| 297 | |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 298 | case AUDIO_FORMAT_S16: |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 299 | is_signed = true; |
Stefan Weil | e463494 | 2019-07-18 21:34:41 +0200 | [diff] [blame] | 300 | /* fall through */ |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 301 | case AUDIO_FORMAT_U16: |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 302 | bits = 16; |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 303 | mul = 2; |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 304 | break; |
| 305 | |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 306 | case AUDIO_FORMAT_F32: |
| 307 | is_float = true; |
| 308 | /* fall through */ |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 309 | case AUDIO_FORMAT_S32: |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 310 | is_signed = true; |
Stefan Weil | e463494 | 2019-07-18 21:34:41 +0200 | [diff] [blame] | 311 | /* fall through */ |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 312 | case AUDIO_FORMAT_U32: |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 313 | bits = 32; |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 314 | mul = 4; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 315 | break; |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 316 | |
| 317 | default: |
| 318 | abort(); |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 319 | } |
| 320 | |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 321 | info->freq = as->freq; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 322 | info->bits = bits; |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 323 | info->is_signed = is_signed; |
| 324 | info->is_float = is_float; |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 325 | info->nchannels = as->nchannels; |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 326 | info->bytes_per_frame = as->nchannels * mul; |
| 327 | info->bytes_per_second = info->freq * info->bytes_per_frame; |
bellard | d929eba | 2006-07-04 21:47:22 +0000 | [diff] [blame] | 328 | info->swap_endianness = (as->endianness != AUDIO_HOST_ENDIANNESS); |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 329 | } |
| 330 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 331 | void audio_pcm_info_clear_buf (struct audio_pcm_info *info, void *buf, int len) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 332 | { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 333 | if (!len) { |
| 334 | return; |
| 335 | } |
| 336 | |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 337 | if (info->is_signed || info->is_float) { |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 338 | memset(buf, 0x00, len * info->bytes_per_frame); |
Zhang Han | 6c6886b | 2021-01-15 09:24:25 +0800 | [diff] [blame] | 339 | } else { |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 340 | switch (info->bits) { |
| 341 | case 8: |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 342 | memset(buf, 0x80, len * info->bytes_per_frame); |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 343 | break; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 344 | |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 345 | case 16: |
| 346 | { |
| 347 | int i; |
| 348 | uint16_t *p = buf; |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 349 | short s = INT16_MAX; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 350 | |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 351 | if (info->swap_endianness) { |
| 352 | s = bswap16 (s); |
| 353 | } |
| 354 | |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 355 | for (i = 0; i < len * info->nchannels; i++) { |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 356 | p[i] = s; |
| 357 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 358 | } |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 359 | break; |
| 360 | |
| 361 | case 32: |
| 362 | { |
| 363 | int i; |
| 364 | uint32_t *p = buf; |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 365 | int32_t s = INT32_MAX; |
| 366 | |
| 367 | if (info->swap_endianness) { |
| 368 | s = bswap32 (s); |
| 369 | } |
| 370 | |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 371 | for (i = 0; i < len * info->nchannels; i++) { |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 372 | p[i] = s; |
| 373 | } |
| 374 | } |
| 375 | break; |
| 376 | |
| 377 | default: |
| 378 | AUD_log (NULL, "audio_pcm_info_clear_buf: invalid bits %d\n", |
| 379 | info->bits); |
| 380 | break; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 381 | } |
| 382 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 383 | } |
| 384 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 385 | /* |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 386 | * Capture |
| 387 | */ |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 388 | static CaptureVoiceOut *audio_pcm_capture_find_specific(AudioState *s, |
| 389 | struct audsettings *as) |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 390 | { |
| 391 | CaptureVoiceOut *cap; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 392 | |
| 393 | for (cap = s->cap_head.lh_first; cap; cap = cap->entries.le_next) { |
bellard | d929eba | 2006-07-04 21:47:22 +0000 | [diff] [blame] | 394 | if (audio_pcm_info_eq (&cap->hw.info, as)) { |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 395 | return cap; |
| 396 | } |
| 397 | } |
| 398 | return NULL; |
| 399 | } |
| 400 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 401 | static void audio_notify_capture (CaptureVoiceOut *cap, audcnotification_e cmd) |
| 402 | { |
| 403 | struct capture_callback *cb; |
| 404 | |
| 405 | #ifdef DEBUG_CAPTURE |
| 406 | dolog ("notification %d sent\n", cmd); |
| 407 | #endif |
| 408 | for (cb = cap->cb_head.lh_first; cb; cb = cb->entries.le_next) { |
| 409 | cb->ops.notify (cb->opaque, cmd); |
| 410 | } |
| 411 | } |
| 412 | |
| 413 | static void audio_capture_maybe_changed (CaptureVoiceOut *cap, int enabled) |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 414 | { |
| 415 | if (cap->hw.enabled != enabled) { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 416 | audcnotification_e cmd; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 417 | cap->hw.enabled = enabled; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 418 | cmd = enabled ? AUD_CNOTIFY_ENABLE : AUD_CNOTIFY_DISABLE; |
| 419 | audio_notify_capture (cap, cmd); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 420 | } |
| 421 | } |
| 422 | |
| 423 | static void audio_recalc_and_notify_capture (CaptureVoiceOut *cap) |
| 424 | { |
| 425 | HWVoiceOut *hw = &cap->hw; |
| 426 | SWVoiceOut *sw; |
| 427 | int enabled = 0; |
| 428 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 429 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 430 | if (sw->active) { |
| 431 | enabled = 1; |
| 432 | break; |
| 433 | } |
| 434 | } |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 435 | audio_capture_maybe_changed (cap, enabled); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 436 | } |
| 437 | |
| 438 | static void audio_detach_capture (HWVoiceOut *hw) |
| 439 | { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 440 | SWVoiceCap *sc = hw->cap_head.lh_first; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 441 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 442 | while (sc) { |
| 443 | SWVoiceCap *sc1 = sc->entries.le_next; |
| 444 | SWVoiceOut *sw = &sc->sw; |
| 445 | CaptureVoiceOut *cap = sc->cap; |
| 446 | int was_active = sw->active; |
| 447 | |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 448 | if (sw->rate) { |
| 449 | st_rate_stop (sw->rate); |
| 450 | sw->rate = NULL; |
| 451 | } |
| 452 | |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 453 | QLIST_REMOVE (sw, entries); |
| 454 | QLIST_REMOVE (sc, entries); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 455 | g_free (sc); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 456 | if (was_active) { |
| 457 | /* We have removed soft voice from the capture: |
| 458 | this might have changed the overall status of the capture |
| 459 | since this might have been the only active voice */ |
| 460 | audio_recalc_and_notify_capture (cap); |
| 461 | } |
| 462 | sc = sc1; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 463 | } |
| 464 | } |
| 465 | |
malc | 1a7dafc | 2009-05-14 03:11:35 +0400 | [diff] [blame] | 466 | static int audio_attach_capture (HWVoiceOut *hw) |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 467 | { |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 468 | AudioState *s = hw->s; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 469 | CaptureVoiceOut *cap; |
| 470 | |
| 471 | audio_detach_capture (hw); |
| 472 | for (cap = s->cap_head.lh_first; cap; cap = cap->entries.le_next) { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 473 | SWVoiceCap *sc; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 474 | SWVoiceOut *sw; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 475 | HWVoiceOut *hw_cap = &cap->hw; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 476 | |
Frediano Ziglio | e8d8544 | 2019-02-25 15:43:35 +0000 | [diff] [blame] | 477 | sc = g_malloc0(sizeof(*sc)); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 478 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 479 | sc->cap = cap; |
| 480 | sw = &sc->sw; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 481 | sw->hw = hw_cap; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 482 | sw->info = hw->info; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 483 | sw->empty = 1; |
| 484 | sw->active = hw->enabled; |
malc | 8361710 | 2012-07-16 18:08:36 +0400 | [diff] [blame] | 485 | sw->vol = nominal_volume; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 486 | sw->rate = st_rate_start (sw->info.freq, hw_cap->info.freq); |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 487 | QLIST_INSERT_HEAD (&hw_cap->sw_head, sw, entries); |
| 488 | QLIST_INSERT_HEAD (&hw->cap_head, sc, entries); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 489 | #ifdef DEBUG_CAPTURE |
Stefan Weil | 457b654 | 2013-01-16 18:17:33 +0100 | [diff] [blame] | 490 | sw->name = g_strdup_printf ("for %p %d,%d,%d", |
| 491 | hw, sw->info.freq, sw->info.bits, |
| 492 | sw->info.nchannels); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 493 | dolog ("Added %s active = %d\n", sw->name, sw->active); |
| 494 | #endif |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 495 | if (sw->active) { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 496 | audio_capture_maybe_changed (cap, 1); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 497 | } |
| 498 | } |
| 499 | return 0; |
| 500 | } |
| 501 | |
| 502 | /* |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 503 | * Hard voice (capture) |
| 504 | */ |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 505 | static size_t audio_pcm_hw_find_min_in (HWVoiceIn *hw) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 506 | { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 507 | SWVoiceIn *sw; |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 508 | size_t m = hw->total_samples_captured; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 509 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 510 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
| 511 | if (sw->active) { |
Kővágó, Zoltán | 5893591 | 2019-08-19 01:06:54 +0200 | [diff] [blame] | 512 | m = MIN (m, sw->total_hw_samples_acquired); |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 513 | } |
| 514 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 515 | return m; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 516 | } |
| 517 | |
Kővágó, Zoltán | 3f5bbfc | 2019-09-19 23:24:19 +0200 | [diff] [blame] | 518 | static size_t audio_pcm_hw_get_live_in(HWVoiceIn *hw) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 519 | { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 520 | size_t live = hw->total_samples_captured - audio_pcm_hw_find_min_in (hw); |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 521 | if (audio_bug(__func__, live > hw->conv_buf.size)) { |
| 522 | dolog("live=%zu hw->conv_buf.size=%zu\n", live, hw->conv_buf.size); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 523 | return 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 524 | } |
| 525 | return live; |
| 526 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 527 | |
Volker Rümelin | 251f154 | 2022-03-01 20:12:59 +0100 | [diff] [blame] | 528 | static size_t audio_pcm_hw_conv_in(HWVoiceIn *hw, void *pcm_buf, size_t samples) |
| 529 | { |
| 530 | size_t conv = 0; |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 531 | STSampleBuffer *conv_buf = &hw->conv_buf; |
Volker Rümelin | 251f154 | 2022-03-01 20:12:59 +0100 | [diff] [blame] | 532 | |
| 533 | while (samples) { |
| 534 | uint8_t *src = advance(pcm_buf, conv * hw->info.bytes_per_frame); |
| 535 | size_t proc = MIN(samples, conv_buf->size - conv_buf->pos); |
| 536 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 537 | hw->conv(conv_buf->buffer + conv_buf->pos, src, proc); |
Volker Rümelin | 251f154 | 2022-03-01 20:12:59 +0100 | [diff] [blame] | 538 | conv_buf->pos = (conv_buf->pos + proc) % conv_buf->size; |
| 539 | samples -= proc; |
| 540 | conv += proc; |
| 541 | } |
| 542 | |
| 543 | return conv; |
| 544 | } |
| 545 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 546 | /* |
| 547 | * Soft voice (capture) |
| 548 | */ |
Volker Rümelin | 1c49c5f | 2023-02-24 20:05:50 +0100 | [diff] [blame] | 549 | static void audio_pcm_sw_resample_in(SWVoiceIn *sw, |
| 550 | size_t frames_in_max, size_t frames_out_max, |
| 551 | size_t *total_in, size_t *total_out) |
| 552 | { |
| 553 | HWVoiceIn *hw = sw->hw; |
| 554 | struct st_sample *src, *dst; |
| 555 | size_t live, rpos, frames_in, frames_out; |
| 556 | |
| 557 | live = hw->total_samples_captured - sw->total_hw_samples_acquired; |
| 558 | rpos = audio_ring_posb(hw->conv_buf.pos, live, hw->conv_buf.size); |
| 559 | |
| 560 | /* resample conv_buf from rpos to end of buffer */ |
| 561 | src = hw->conv_buf.buffer + rpos; |
| 562 | frames_in = MIN(frames_in_max, hw->conv_buf.size - rpos); |
| 563 | dst = sw->resample_buf.buffer; |
| 564 | frames_out = frames_out_max; |
| 565 | st_rate_flow(sw->rate, src, dst, &frames_in, &frames_out); |
| 566 | rpos += frames_in; |
| 567 | *total_in = frames_in; |
| 568 | *total_out = frames_out; |
| 569 | |
| 570 | /* resample conv_buf from start of buffer if there are input frames left */ |
| 571 | if (frames_in_max - frames_in && rpos == hw->conv_buf.size) { |
| 572 | src = hw->conv_buf.buffer; |
| 573 | frames_in = frames_in_max - frames_in; |
| 574 | dst += frames_out; |
| 575 | frames_out = frames_out_max - frames_out; |
| 576 | st_rate_flow(sw->rate, src, dst, &frames_in, &frames_out); |
| 577 | *total_in += frames_in; |
| 578 | *total_out += frames_out; |
| 579 | } |
| 580 | } |
| 581 | |
Volker Rümelin | fbde1ed | 2023-02-24 20:05:51 +0100 | [diff] [blame] | 582 | static size_t audio_pcm_sw_read(SWVoiceIn *sw, void *buf, size_t buf_len) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 583 | { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 584 | HWVoiceIn *hw = sw->hw; |
Volker Rümelin | a9ea567 | 2023-02-24 20:05:52 +0100 | [diff] [blame] | 585 | size_t live, frames_out_max, total_in, total_out; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 586 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 587 | live = hw->total_samples_captured - sw->total_hw_samples_acquired; |
Volker Rümelin | 0ceb26a | 2022-03-01 20:13:00 +0100 | [diff] [blame] | 588 | if (!live) { |
| 589 | return 0; |
| 590 | } |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 591 | if (audio_bug(__func__, live > hw->conv_buf.size)) { |
| 592 | dolog("live_in=%zu hw->conv_buf.size=%zu\n", live, hw->conv_buf.size); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 593 | return 0; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 594 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 595 | |
Volker Rümelin | a9ea567 | 2023-02-24 20:05:52 +0100 | [diff] [blame] | 596 | frames_out_max = MIN(buf_len / sw->info.bytes_per_frame, |
| 597 | sw->resample_buf.size); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 598 | |
Volker Rümelin | a9ea567 | 2023-02-24 20:05:52 +0100 | [diff] [blame] | 599 | audio_pcm_sw_resample_in(sw, live, frames_out_max, &total_in, &total_out); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 600 | |
Volker Rümelin | 669b952 | 2022-03-01 20:13:05 +0100 | [diff] [blame] | 601 | if (!hw->pcm_ops->volume_in) { |
Volker Rümelin | fbde1ed | 2023-02-24 20:05:51 +0100 | [diff] [blame] | 602 | mixeng_volume(sw->resample_buf.buffer, total_out, &sw->vol); |
Marc-André Lureau | c01b245 | 2012-04-17 14:32:36 +0200 | [diff] [blame] | 603 | } |
Volker Rümelin | fbde1ed | 2023-02-24 20:05:51 +0100 | [diff] [blame] | 604 | sw->clip(buf, sw->resample_buf.buffer, total_out); |
Michael Walle | 00e0767 | 2011-01-05 01:05:47 +0100 | [diff] [blame] | 605 | |
Volker Rümelin | fbde1ed | 2023-02-24 20:05:51 +0100 | [diff] [blame] | 606 | sw->total_hw_samples_acquired += total_in; |
| 607 | return total_out * sw->info.bytes_per_frame; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 608 | } |
| 609 | |
| 610 | /* |
| 611 | * Hard voice (playback) |
| 612 | */ |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 613 | static size_t audio_pcm_hw_find_min_out (HWVoiceOut *hw, int *nb_livep) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 614 | { |
| 615 | SWVoiceOut *sw; |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 616 | size_t m = SIZE_MAX; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 617 | int nb_live = 0; |
| 618 | |
| 619 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
| 620 | if (sw->active || !sw->empty) { |
Kővágó, Zoltán | 5893591 | 2019-08-19 01:06:54 +0200 | [diff] [blame] | 621 | m = MIN (m, sw->total_hw_samples_mixed); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 622 | nb_live += 1; |
| 623 | } |
| 624 | } |
| 625 | |
| 626 | *nb_livep = nb_live; |
| 627 | return m; |
| 628 | } |
| 629 | |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 630 | static size_t audio_pcm_hw_get_live_out (HWVoiceOut *hw, int *nb_live) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 631 | { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 632 | size_t smin; |
malc | bdff253 | 2009-09-18 11:37:39 +0400 | [diff] [blame] | 633 | int nb_live1; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 634 | |
malc | bdff253 | 2009-09-18 11:37:39 +0400 | [diff] [blame] | 635 | smin = audio_pcm_hw_find_min_out (hw, &nb_live1); |
| 636 | if (nb_live) { |
| 637 | *nb_live = nb_live1; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 638 | } |
malc | bdff253 | 2009-09-18 11:37:39 +0400 | [diff] [blame] | 639 | |
| 640 | if (nb_live1) { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 641 | size_t live = smin; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 642 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 643 | if (audio_bug(__func__, live > hw->mix_buf.size)) { |
| 644 | dolog("live=%zu hw->mix_buf.size=%zu\n", live, hw->mix_buf.size); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 645 | return 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 646 | } |
| 647 | return live; |
| 648 | } |
malc | bdff253 | 2009-09-18 11:37:39 +0400 | [diff] [blame] | 649 | return 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 650 | } |
| 651 | |
Volker Rümelin | 9833438 | 2022-03-01 20:13:06 +0100 | [diff] [blame] | 652 | static size_t audio_pcm_hw_get_free(HWVoiceOut *hw) |
| 653 | { |
| 654 | return (hw->pcm_ops->buffer_get_free ? hw->pcm_ops->buffer_get_free(hw) : |
| 655 | INT_MAX) / hw->info.bytes_per_frame; |
| 656 | } |
| 657 | |
Volker Rümelin | 8e56a17 | 2022-03-01 20:12:58 +0100 | [diff] [blame] | 658 | static void audio_pcm_hw_clip_out(HWVoiceOut *hw, void *pcm_buf, size_t len) |
| 659 | { |
| 660 | size_t clipped = 0; |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 661 | size_t pos = hw->mix_buf.pos; |
Volker Rümelin | 8e56a17 | 2022-03-01 20:12:58 +0100 | [diff] [blame] | 662 | |
| 663 | while (len) { |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 664 | st_sample *src = hw->mix_buf.buffer + pos; |
Volker Rümelin | 8e56a17 | 2022-03-01 20:12:58 +0100 | [diff] [blame] | 665 | uint8_t *dst = advance(pcm_buf, clipped * hw->info.bytes_per_frame); |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 666 | size_t samples_till_end_of_buf = hw->mix_buf.size - pos; |
Volker Rümelin | 8e56a17 | 2022-03-01 20:12:58 +0100 | [diff] [blame] | 667 | size_t samples_to_clip = MIN(len, samples_till_end_of_buf); |
| 668 | |
| 669 | hw->clip(dst, src, samples_to_clip); |
| 670 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 671 | pos = (pos + samples_to_clip) % hw->mix_buf.size; |
Volker Rümelin | 8e56a17 | 2022-03-01 20:12:58 +0100 | [diff] [blame] | 672 | len -= samples_to_clip; |
| 673 | clipped += samples_to_clip; |
| 674 | } |
| 675 | } |
| 676 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 677 | /* |
| 678 | * Soft voice (playback) |
| 679 | */ |
Volker Rümelin | 8a81abe | 2023-02-24 20:05:44 +0100 | [diff] [blame] | 680 | static void audio_pcm_sw_resample_out(SWVoiceOut *sw, |
| 681 | size_t frames_in_max, size_t frames_out_max, |
| 682 | size_t *total_in, size_t *total_out) |
| 683 | { |
| 684 | HWVoiceOut *hw = sw->hw; |
| 685 | struct st_sample *src, *dst; |
| 686 | size_t live, wpos, frames_in, frames_out; |
| 687 | |
| 688 | live = sw->total_hw_samples_mixed; |
| 689 | wpos = (hw->mix_buf.pos + live) % hw->mix_buf.size; |
| 690 | |
| 691 | /* write to mix_buf from wpos to end of buffer */ |
| 692 | src = sw->resample_buf.buffer; |
| 693 | frames_in = frames_in_max; |
| 694 | dst = hw->mix_buf.buffer + wpos; |
| 695 | frames_out = MIN(frames_out_max, hw->mix_buf.size - wpos); |
| 696 | st_rate_flow_mix(sw->rate, src, dst, &frames_in, &frames_out); |
| 697 | wpos += frames_out; |
| 698 | *total_in = frames_in; |
| 699 | *total_out = frames_out; |
| 700 | |
| 701 | /* write to mix_buf from start of buffer if there are input frames left */ |
| 702 | if (frames_in_max - frames_in > 0 && wpos == hw->mix_buf.size) { |
| 703 | src += frames_in; |
| 704 | frames_in = frames_in_max - frames_in; |
| 705 | dst = hw->mix_buf.buffer; |
| 706 | frames_out = frames_out_max - frames_out; |
| 707 | st_rate_flow_mix(sw->rate, src, dst, &frames_in, &frames_out); |
| 708 | *total_in += frames_in; |
| 709 | *total_out += frames_out; |
| 710 | } |
| 711 | } |
| 712 | |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 713 | static size_t audio_pcm_sw_write(SWVoiceOut *sw, void *buf, size_t buf_len) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 714 | { |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 715 | HWVoiceOut *hw = sw->hw; |
Volker Rümelin | 1a01df3 | 2023-02-24 20:05:49 +0100 | [diff] [blame] | 716 | size_t live, dead, hw_free, sw_max, fe_max; |
| 717 | size_t frames_in_max, frames_out_max, total_in, total_out; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 718 | |
| 719 | live = sw->total_hw_samples_mixed; |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 720 | if (audio_bug(__func__, live > hw->mix_buf.size)) { |
| 721 | dolog("live=%zu hw->mix_buf.size=%zu\n", live, hw->mix_buf.size); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 722 | return 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 723 | } |
| 724 | |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 725 | if (live == hw->mix_buf.size) { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 726 | #ifdef DEBUG_OUT |
Akihiko Odaki | 0c29b78 | 2021-06-16 23:14:11 +0900 | [diff] [blame] | 727 | dolog ("%s is full %zu\n", sw->name, live); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 728 | #endif |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 729 | return 0; |
| 730 | } |
| 731 | |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 732 | dead = hw->mix_buf.size - live; |
| 733 | hw_free = audio_pcm_hw_get_free(hw); |
Volker Rümelin | 9833438 | 2022-03-01 20:13:06 +0100 | [diff] [blame] | 734 | hw_free = hw_free > live ? hw_free - live : 0; |
Volker Rümelin | 1a01df3 | 2023-02-24 20:05:49 +0100 | [diff] [blame] | 735 | frames_out_max = MIN(dead, hw_free); |
| 736 | sw_max = st_rate_frames_in(sw->rate, frames_out_max); |
Volker Rümelin | e1e6a6f | 2023-02-24 20:05:53 +0100 | [diff] [blame] | 737 | fe_max = MIN(buf_len / sw->info.bytes_per_frame + sw->resample_buf.pos, |
| 738 | sw->resample_buf.size); |
Volker Rümelin | 1a01df3 | 2023-02-24 20:05:49 +0100 | [diff] [blame] | 739 | frames_in_max = MIN(sw_max, fe_max); |
Marc-André Lureau | c01b245 | 2012-04-17 14:32:36 +0200 | [diff] [blame] | 740 | |
Volker Rümelin | 1a01df3 | 2023-02-24 20:05:49 +0100 | [diff] [blame] | 741 | if (!frames_in_max) { |
| 742 | return 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 743 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 744 | |
Volker Rümelin | e1e6a6f | 2023-02-24 20:05:53 +0100 | [diff] [blame] | 745 | if (frames_in_max > sw->resample_buf.pos) { |
| 746 | sw->conv(sw->resample_buf.buffer + sw->resample_buf.pos, |
| 747 | buf, frames_in_max - sw->resample_buf.pos); |
| 748 | if (!sw->hw->pcm_ops->volume_out) { |
| 749 | mixeng_volume(sw->resample_buf.buffer + sw->resample_buf.pos, |
| 750 | frames_in_max - sw->resample_buf.pos, &sw->vol); |
| 751 | } |
Volker Rümelin | 1a01df3 | 2023-02-24 20:05:49 +0100 | [diff] [blame] | 752 | } |
| 753 | |
| 754 | audio_pcm_sw_resample_out(sw, frames_in_max, frames_out_max, |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 755 | &total_in, &total_out); |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 756 | |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 757 | sw->total_hw_samples_mixed += total_out; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 758 | sw->empty = sw->total_hw_samples_mixed == 0; |
| 759 | |
Volker Rümelin | e1e6a6f | 2023-02-24 20:05:53 +0100 | [diff] [blame] | 760 | /* |
| 761 | * Upsampling may leave one audio frame in the resample buffer. Decrement |
| 762 | * total_in by one if there was a leftover frame from the previous resample |
| 763 | * pass in the resample buffer. Increment total_in by one if the current |
| 764 | * resample pass left one frame in the resample buffer. |
| 765 | */ |
| 766 | if (frames_in_max - total_in == 1) { |
| 767 | /* copy one leftover audio frame to the beginning of the buffer */ |
| 768 | *sw->resample_buf.buffer = *(sw->resample_buf.buffer + total_in); |
| 769 | total_in += 1 - sw->resample_buf.pos; |
| 770 | sw->resample_buf.pos = 1; |
| 771 | } else if (total_in >= sw->resample_buf.pos) { |
| 772 | total_in -= sw->resample_buf.pos; |
| 773 | sw->resample_buf.pos = 0; |
| 774 | } |
| 775 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 776 | #ifdef DEBUG_OUT |
| 777 | dolog ( |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 778 | "%s: write size %zu written %zu total mixed %zu\n", |
| 779 | SW_NAME(sw), |
| 780 | buf_len / sw->info.bytes_per_frame, |
| 781 | total_in, |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 782 | sw->total_hw_samples_mixed |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 783 | ); |
| 784 | #endif |
| 785 | |
Volker Rümelin | d5647bd | 2023-02-24 20:05:46 +0100 | [diff] [blame] | 786 | return total_in * sw->info.bytes_per_frame; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 787 | } |
| 788 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 789 | #ifdef DEBUG_AUDIO |
| 790 | static void audio_pcm_print_info (const char *cap, struct audio_pcm_info *info) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 791 | { |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 792 | dolog("%s: bits %d, sign %d, float %d, freq %d, nchan %d\n", |
| 793 | cap, info->bits, info->is_signed, info->is_float, info->freq, |
| 794 | info->nchannels); |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 795 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 796 | #endif |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 797 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 798 | #define DAC |
| 799 | #include "audio_template.h" |
| 800 | #undef DAC |
| 801 | #include "audio_template.h" |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 802 | |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 803 | /* |
| 804 | * Timer |
| 805 | */ |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 806 | static int audio_is_timer_needed(AudioState *s) |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 807 | { |
| 808 | HWVoiceIn *hwi = NULL; |
| 809 | HWVoiceOut *hwo = NULL; |
| 810 | |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 811 | while ((hwo = audio_pcm_hw_find_any_enabled_out(s, hwo))) { |
Zhang Han | 6c6886b | 2021-01-15 09:24:25 +0800 | [diff] [blame] | 812 | if (!hwo->poll_mode) { |
| 813 | return 1; |
| 814 | } |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 815 | } |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 816 | while ((hwi = audio_pcm_hw_find_any_enabled_in(s, hwi))) { |
Zhang Han | 6c6886b | 2021-01-15 09:24:25 +0800 | [diff] [blame] | 817 | if (!hwi->poll_mode) { |
| 818 | return 1; |
| 819 | } |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 820 | } |
| 821 | return 0; |
| 822 | } |
| 823 | |
malc | 39deb1e | 2010-11-18 14:30:12 +0300 | [diff] [blame] | 824 | static void audio_reset_timer (AudioState *s) |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 825 | { |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 826 | if (audio_is_timer_needed(s)) { |
Pavel Dovgalyuk | 1ffc266 | 2017-02-14 10:15:10 +0300 | [diff] [blame] | 827 | timer_mod_anticipate_ns(s->ts, |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 828 | qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + s->period_ticks); |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 829 | if (!s->timer_running) { |
| 830 | s->timer_running = true; |
| 831 | s->timer_last = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 832 | trace_audio_timer_start(s->period_ticks / SCALE_MS); |
Gerd Hoffmann | 1a961e7 | 2018-07-02 18:15:24 +0200 | [diff] [blame] | 833 | } |
| 834 | } else { |
| 835 | timer_del(s->ts); |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 836 | if (s->timer_running) { |
| 837 | s->timer_running = false; |
Gerd Hoffmann | 1a961e7 | 2018-07-02 18:15:24 +0200 | [diff] [blame] | 838 | trace_audio_timer_stop(); |
| 839 | } |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 840 | } |
| 841 | } |
| 842 | |
malc | 39deb1e | 2010-11-18 14:30:12 +0300 | [diff] [blame] | 843 | static void audio_timer (void *opaque) |
| 844 | { |
Gerd Hoffmann | 1a961e7 | 2018-07-02 18:15:24 +0200 | [diff] [blame] | 845 | int64_t now, diff; |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 846 | AudioState *s = opaque; |
Gerd Hoffmann | 1a961e7 | 2018-07-02 18:15:24 +0200 | [diff] [blame] | 847 | |
| 848 | now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 849 | diff = now - s->timer_last; |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 850 | if (diff > s->period_ticks * 3 / 2) { |
Gerd Hoffmann | 1a961e7 | 2018-07-02 18:15:24 +0200 | [diff] [blame] | 851 | trace_audio_timer_delayed(diff / SCALE_MS); |
| 852 | } |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 853 | s->timer_last = now; |
Gerd Hoffmann | 1a961e7 | 2018-07-02 18:15:24 +0200 | [diff] [blame] | 854 | |
Kővágó, Zoltán | 18e2c17 | 2019-08-19 01:06:55 +0200 | [diff] [blame] | 855 | audio_run(s, "timer"); |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 856 | audio_reset_timer(s); |
malc | 39deb1e | 2010-11-18 14:30:12 +0300 | [diff] [blame] | 857 | } |
| 858 | |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 859 | /* |
| 860 | * Public API |
| 861 | */ |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 862 | size_t AUD_write(SWVoiceOut *sw, void *buf, size_t size) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 863 | { |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 864 | HWVoiceOut *hw; |
| 865 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 866 | if (!sw) { |
| 867 | /* XXX: Consider options */ |
| 868 | return size; |
| 869 | } |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 870 | hw = sw->hw; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 871 | |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 872 | if (!hw->enabled) { |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 873 | dolog ("Writing to disabled voice %s\n", SW_NAME (sw)); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 874 | return 0; |
| 875 | } |
| 876 | |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 877 | if (audio_get_pdo_out(hw->s->dev)->mixing_engine) { |
| 878 | return audio_pcm_sw_write(sw, buf, size); |
| 879 | } else { |
| 880 | return hw->pcm_ops->write(hw, buf, size); |
| 881 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 882 | } |
| 883 | |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 884 | size_t AUD_read(SWVoiceIn *sw, void *buf, size_t size) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 885 | { |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 886 | HWVoiceIn *hw; |
| 887 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 888 | if (!sw) { |
| 889 | /* XXX: Consider options */ |
| 890 | return size; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 891 | } |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 892 | hw = sw->hw; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 893 | |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 894 | if (!hw->enabled) { |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 895 | dolog ("Reading from disabled voice %s\n", SW_NAME (sw)); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 896 | return 0; |
| 897 | } |
| 898 | |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 899 | if (audio_get_pdo_in(hw->s->dev)->mixing_engine) { |
| 900 | return audio_pcm_sw_read(sw, buf, size); |
| 901 | } else { |
| 902 | return hw->pcm_ops->read(hw, buf, size); |
| 903 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 904 | } |
| 905 | |
Volker Rümelin | 69ac078 | 2020-01-23 08:49:38 +0100 | [diff] [blame] | 906 | int AUD_get_buffer_size_out(SWVoiceOut *sw) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 907 | { |
Volker Rümelin | 69ac078 | 2020-01-23 08:49:38 +0100 | [diff] [blame] | 908 | return sw->hw->samples * sw->hw->info.bytes_per_frame; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 909 | } |
| 910 | |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 911 | void AUD_set_active_out (SWVoiceOut *sw, int on) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 912 | { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 913 | HWVoiceOut *hw; |
| 914 | |
| 915 | if (!sw) { |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 916 | return; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 917 | } |
| 918 | |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 919 | hw = sw->hw; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 920 | if (sw->active != on) { |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 921 | AudioState *s = sw->s; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 922 | SWVoiceOut *temp_sw; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 923 | SWVoiceCap *sc; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 924 | |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 925 | if (on) { |
| 926 | hw->pending_disable = 0; |
| 927 | if (!hw->enabled) { |
| 928 | hw->enabled = 1; |
malc | 978dd63 | 2009-02-18 20:44:04 +0000 | [diff] [blame] | 929 | if (s->vm_running) { |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 930 | if (hw->pcm_ops->enable_out) { |
| 931 | hw->pcm_ops->enable_out(hw, true); |
| 932 | } |
malc | 39deb1e | 2010-11-18 14:30:12 +0300 | [diff] [blame] | 933 | audio_reset_timer (s); |
malc | 978dd63 | 2009-02-18 20:44:04 +0000 | [diff] [blame] | 934 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 935 | } |
Zhang Han | 6c6886b | 2021-01-15 09:24:25 +0800 | [diff] [blame] | 936 | } else { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 937 | if (hw->enabled) { |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 938 | int nb_active = 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 939 | |
| 940 | for (temp_sw = hw->sw_head.lh_first; temp_sw; |
| 941 | temp_sw = temp_sw->entries.le_next) { |
| 942 | nb_active += temp_sw->active != 0; |
| 943 | } |
| 944 | |
| 945 | hw->pending_disable = nb_active == 1; |
| 946 | } |
| 947 | } |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 948 | |
| 949 | for (sc = hw->cap_head.lh_first; sc; sc = sc->entries.le_next) { |
| 950 | sc->sw.active = hw->enabled; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 951 | if (hw->enabled) { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 952 | audio_capture_maybe_changed (sc->cap, 1); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 953 | } |
| 954 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 955 | sw->active = on; |
| 956 | } |
| 957 | } |
| 958 | |
| 959 | void AUD_set_active_in (SWVoiceIn *sw, int on) |
| 960 | { |
| 961 | HWVoiceIn *hw; |
| 962 | |
| 963 | if (!sw) { |
| 964 | return; |
| 965 | } |
| 966 | |
| 967 | hw = sw->hw; |
| 968 | if (sw->active != on) { |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 969 | AudioState *s = sw->s; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 970 | SWVoiceIn *temp_sw; |
| 971 | |
| 972 | if (on) { |
| 973 | if (!hw->enabled) { |
| 974 | hw->enabled = 1; |
malc | 978dd63 | 2009-02-18 20:44:04 +0000 | [diff] [blame] | 975 | if (s->vm_running) { |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 976 | if (hw->pcm_ops->enable_in) { |
| 977 | hw->pcm_ops->enable_in(hw, true); |
| 978 | } |
malc | 39deb1e | 2010-11-18 14:30:12 +0300 | [diff] [blame] | 979 | audio_reset_timer (s); |
malc | 978dd63 | 2009-02-18 20:44:04 +0000 | [diff] [blame] | 980 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 981 | } |
| 982 | sw->total_hw_samples_acquired = hw->total_samples_captured; |
Zhang Han | 6c6886b | 2021-01-15 09:24:25 +0800 | [diff] [blame] | 983 | } else { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 984 | if (hw->enabled) { |
| 985 | int nb_active = 0; |
| 986 | |
| 987 | for (temp_sw = hw->sw_head.lh_first; temp_sw; |
| 988 | temp_sw = temp_sw->entries.le_next) { |
| 989 | nb_active += temp_sw->active != 0; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 990 | } |
| 991 | |
| 992 | if (nb_active == 1) { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 993 | hw->enabled = 0; |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 994 | if (hw->pcm_ops->enable_in) { |
| 995 | hw->pcm_ops->enable_in(hw, false); |
| 996 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 997 | } |
| 998 | } |
| 999 | } |
| 1000 | sw->active = on; |
| 1001 | } |
| 1002 | } |
| 1003 | |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1004 | static size_t audio_get_avail (SWVoiceIn *sw) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1005 | { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1006 | size_t live; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1007 | |
| 1008 | if (!sw) { |
| 1009 | return 0; |
| 1010 | } |
| 1011 | |
| 1012 | live = sw->hw->total_samples_captured - sw->total_hw_samples_acquired; |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1013 | if (audio_bug(__func__, live > sw->hw->conv_buf.size)) { |
| 1014 | dolog("live=%zu sw->hw->conv_buf.size=%zu\n", live, |
| 1015 | sw->hw->conv_buf.size); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 1016 | return 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1017 | } |
| 1018 | |
| 1019 | ldebug ( |
Volker Rümelin | a9ea567 | 2023-02-24 20:05:52 +0100 | [diff] [blame] | 1020 | "%s: get_avail live %zu frontend frames %u\n", |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1021 | SW_NAME (sw), |
Volker Rümelin | a9ea567 | 2023-02-24 20:05:52 +0100 | [diff] [blame] | 1022 | live, st_rate_frames_out(sw->rate, live) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1023 | ); |
| 1024 | |
Volker Rümelin | 0724c57 | 2022-09-23 20:36:38 +0200 | [diff] [blame] | 1025 | return live; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1026 | } |
| 1027 | |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1028 | static size_t audio_get_free(SWVoiceOut *sw) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1029 | { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1030 | size_t live, dead; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1031 | |
| 1032 | if (!sw) { |
| 1033 | return 0; |
| 1034 | } |
| 1035 | |
| 1036 | live = sw->total_hw_samples_mixed; |
| 1037 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1038 | if (audio_bug(__func__, live > sw->hw->mix_buf.size)) { |
| 1039 | dolog("live=%zu sw->hw->mix_buf.size=%zu\n", live, |
| 1040 | sw->hw->mix_buf.size); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 1041 | return 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1042 | } |
| 1043 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1044 | dead = sw->hw->mix_buf.size - live; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1045 | |
| 1046 | #ifdef DEBUG_OUT |
Volker Rümelin | 1a01df3 | 2023-02-24 20:05:49 +0100 | [diff] [blame] | 1047 | dolog("%s: get_free live %zu dead %zu frontend frames %u\n", |
| 1048 | SW_NAME(sw), live, dead, st_rate_frames_in(sw->rate, dead)); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1049 | #endif |
| 1050 | |
Volker Rümelin | 9833438 | 2022-03-01 20:13:06 +0100 | [diff] [blame] | 1051 | return dead; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1052 | } |
| 1053 | |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1054 | static void audio_capture_mix_and_clear(HWVoiceOut *hw, size_t rpos, |
| 1055 | size_t samples) |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1056 | { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1057 | size_t n; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1058 | |
| 1059 | if (hw->enabled) { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1060 | SWVoiceCap *sc; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1061 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1062 | for (sc = hw->cap_head.lh_first; sc; sc = sc->entries.le_next) { |
| 1063 | SWVoiceOut *sw = &sc->sw; |
Volker Rümelin | 671cca3 | 2023-02-24 20:05:47 +0100 | [diff] [blame] | 1064 | size_t rpos2 = rpos; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1065 | |
| 1066 | n = samples; |
| 1067 | while (n) { |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1068 | size_t till_end_of_hw = hw->mix_buf.size - rpos2; |
Volker Rümelin | 671cca3 | 2023-02-24 20:05:47 +0100 | [diff] [blame] | 1069 | size_t to_read = MIN(till_end_of_hw, n); |
| 1070 | size_t live, frames_in, frames_out; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1071 | |
Volker Rümelin | 2c3f9a0 | 2023-02-24 20:05:42 +0100 | [diff] [blame] | 1072 | sw->resample_buf.buffer = hw->mix_buf.buffer + rpos2; |
Volker Rümelin | 671cca3 | 2023-02-24 20:05:47 +0100 | [diff] [blame] | 1073 | sw->resample_buf.size = to_read; |
| 1074 | live = sw->total_hw_samples_mixed; |
| 1075 | |
| 1076 | audio_pcm_sw_resample_out(sw, |
| 1077 | to_read, sw->hw->mix_buf.size - live, |
| 1078 | &frames_in, &frames_out); |
| 1079 | |
| 1080 | sw->total_hw_samples_mixed += frames_out; |
| 1081 | sw->empty = sw->total_hw_samples_mixed == 0; |
| 1082 | |
| 1083 | if (to_read - frames_in) { |
| 1084 | dolog("Could not mix %zu frames into a capture " |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1085 | "buffer, mixed %zu\n", |
Volker Rümelin | 671cca3 | 2023-02-24 20:05:47 +0100 | [diff] [blame] | 1086 | to_read, frames_in); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1087 | break; |
| 1088 | } |
Volker Rümelin | 671cca3 | 2023-02-24 20:05:47 +0100 | [diff] [blame] | 1089 | n -= to_read; |
| 1090 | rpos2 = (rpos2 + to_read) % hw->mix_buf.size; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1091 | } |
| 1092 | } |
| 1093 | } |
| 1094 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1095 | n = MIN(samples, hw->mix_buf.size - rpos); |
| 1096 | mixeng_clear(hw->mix_buf.buffer + rpos, n); |
| 1097 | mixeng_clear(hw->mix_buf.buffer, samples - n); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1098 | } |
| 1099 | |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1100 | static size_t audio_pcm_hw_run_out(HWVoiceOut *hw, size_t live) |
| 1101 | { |
| 1102 | size_t clipped = 0; |
| 1103 | |
| 1104 | while (live) { |
Volker Rümelin | aec6d0d | 2020-09-20 19:17:23 +0200 | [diff] [blame] | 1105 | size_t size = live * hw->info.bytes_per_frame; |
| 1106 | size_t decr, proc; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1107 | void *buf = hw->pcm_ops->get_buffer_out(hw, &size); |
Volker Rümelin | 4c3356f | 2020-09-20 19:17:22 +0200 | [diff] [blame] | 1108 | |
| 1109 | if (size == 0) { |
Kővágó, Zoltán | fb35c2c | 2020-02-03 00:02:23 +0100 | [diff] [blame] | 1110 | break; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1111 | } |
| 1112 | |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 1113 | decr = MIN(size / hw->info.bytes_per_frame, live); |
Volker Rümelin | 4c3356f | 2020-09-20 19:17:22 +0200 | [diff] [blame] | 1114 | if (buf) { |
| 1115 | audio_pcm_hw_clip_out(hw, buf, decr); |
| 1116 | } |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 1117 | proc = hw->pcm_ops->put_buffer_out(hw, buf, |
| 1118 | decr * hw->info.bytes_per_frame) / |
| 1119 | hw->info.bytes_per_frame; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1120 | |
| 1121 | live -= proc; |
| 1122 | clipped += proc; |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1123 | hw->mix_buf.pos = (hw->mix_buf.pos + proc) % hw->mix_buf.size; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1124 | |
| 1125 | if (proc == 0 || proc < decr) { |
| 1126 | break; |
| 1127 | } |
| 1128 | } |
| 1129 | |
Volker Rümelin | fdc8c5f | 2020-01-23 08:49:39 +0100 | [diff] [blame] | 1130 | if (hw->pcm_ops->run_buffer_out) { |
| 1131 | hw->pcm_ops->run_buffer_out(hw); |
| 1132 | } |
| 1133 | |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1134 | return clipped; |
| 1135 | } |
| 1136 | |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1137 | static void audio_run_out (AudioState *s) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1138 | { |
| 1139 | HWVoiceOut *hw = NULL; |
| 1140 | SWVoiceOut *sw; |
| 1141 | |
Volker Rümelin | 4d31ff3 | 2022-09-23 20:36:29 +0200 | [diff] [blame] | 1142 | while ((hw = audio_pcm_hw_find_any_enabled_out(s, hw))) { |
| 1143 | size_t played, live, prev_rpos; |
| 1144 | size_t hw_free = audio_pcm_hw_get_free(hw); |
| 1145 | int nb_live; |
| 1146 | |
| 1147 | if (!audio_get_pdo_out(s->dev)->mixing_engine) { |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 1148 | /* there is exactly 1 sw for each hw with no mixeng */ |
| 1149 | sw = hw->sw_head.lh_first; |
| 1150 | |
| 1151 | if (hw->pending_disable) { |
| 1152 | hw->enabled = 0; |
| 1153 | hw->pending_disable = 0; |
| 1154 | if (hw->pcm_ops->enable_out) { |
| 1155 | hw->pcm_ops->enable_out(hw, false); |
| 1156 | } |
| 1157 | } |
| 1158 | |
| 1159 | if (sw->active) { |
Volker Rümelin | 7099a6a | 2022-09-23 20:36:30 +0200 | [diff] [blame] | 1160 | sw->callback.fn(sw->callback.opaque, |
| 1161 | hw_free * sw->info.bytes_per_frame); |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 1162 | } |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 1163 | |
Volker Rümelin | dd052db | 2022-09-23 20:36:31 +0200 | [diff] [blame] | 1164 | if (hw->pcm_ops->run_buffer_out) { |
| 1165 | hw->pcm_ops->run_buffer_out(hw); |
| 1166 | } |
| 1167 | |
Volker Rümelin | 4d31ff3 | 2022-09-23 20:36:29 +0200 | [diff] [blame] | 1168 | continue; |
| 1169 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1170 | |
Volker Rümelin | a806f95 | 2022-03-01 20:13:03 +0100 | [diff] [blame] | 1171 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
| 1172 | if (sw->active) { |
Volker Rümelin | 9833438 | 2022-03-01 20:13:06 +0100 | [diff] [blame] | 1173 | size_t sw_free = audio_get_free(sw); |
| 1174 | size_t free; |
| 1175 | |
| 1176 | if (hw_free > sw->total_hw_samples_mixed) { |
Volker Rümelin | 1a01df3 | 2023-02-24 20:05:49 +0100 | [diff] [blame] | 1177 | free = st_rate_frames_in(sw->rate, |
Volker Rümelin | 9833438 | 2022-03-01 20:13:06 +0100 | [diff] [blame] | 1178 | MIN(sw_free, hw_free - sw->total_hw_samples_mixed)); |
| 1179 | } else { |
| 1180 | free = 0; |
| 1181 | } |
Volker Rümelin | e1e6a6f | 2023-02-24 20:05:53 +0100 | [diff] [blame] | 1182 | if (free > sw->resample_buf.pos) { |
| 1183 | free = MIN(free, sw->resample_buf.size) |
| 1184 | - sw->resample_buf.pos; |
Volker Rümelin | c4e5926 | 2022-09-23 20:36:37 +0200 | [diff] [blame] | 1185 | sw->callback.fn(sw->callback.opaque, |
| 1186 | free * sw->info.bytes_per_frame); |
Volker Rümelin | a806f95 | 2022-03-01 20:13:03 +0100 | [diff] [blame] | 1187 | } |
| 1188 | } |
| 1189 | } |
| 1190 | |
malc | bdff253 | 2009-09-18 11:37:39 +0400 | [diff] [blame] | 1191 | live = audio_pcm_hw_get_live_out (hw, &nb_live); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1192 | if (!nb_live) { |
| 1193 | live = 0; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1194 | } |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1195 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1196 | if (audio_bug(__func__, live > hw->mix_buf.size)) { |
| 1197 | dolog("live=%zu hw->mix_buf.size=%zu\n", live, hw->mix_buf.size); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 1198 | continue; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1199 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1200 | |
| 1201 | if (hw->pending_disable && !nb_live) { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1202 | SWVoiceCap *sc; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1203 | #ifdef DEBUG_OUT |
| 1204 | dolog ("Disabling voice\n"); |
| 1205 | #endif |
| 1206 | hw->enabled = 0; |
| 1207 | hw->pending_disable = 0; |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 1208 | if (hw->pcm_ops->enable_out) { |
| 1209 | hw->pcm_ops->enable_out(hw, false); |
| 1210 | } |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1211 | for (sc = hw->cap_head.lh_first; sc; sc = sc->entries.le_next) { |
| 1212 | sc->sw.active = 0; |
| 1213 | audio_recalc_and_notify_capture (sc->cap); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1214 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1215 | continue; |
| 1216 | } |
| 1217 | |
| 1218 | if (!live) { |
Volker Rümelin | a8a98cf | 2020-09-20 19:17:27 +0200 | [diff] [blame] | 1219 | if (hw->pcm_ops->run_buffer_out) { |
| 1220 | hw->pcm_ops->run_buffer_out(hw); |
| 1221 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1222 | continue; |
| 1223 | } |
| 1224 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1225 | prev_rpos = hw->mix_buf.pos; |
Kővágó, Zoltán | 3f5bbfc | 2019-09-19 23:24:19 +0200 | [diff] [blame] | 1226 | played = audio_pcm_hw_run_out(hw, live); |
Pavel Dovgalyuk | 3d4d16f | 2017-02-02 08:50:54 +0300 | [diff] [blame] | 1227 | replay_audio_out(&played); |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1228 | if (audio_bug(__func__, hw->mix_buf.pos >= hw->mix_buf.size)) { |
| 1229 | dolog("hw->mix_buf.pos=%zu hw->mix_buf.size=%zu played=%zu\n", |
| 1230 | hw->mix_buf.pos, hw->mix_buf.size, played); |
| 1231 | hw->mix_buf.pos = 0; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1232 | } |
| 1233 | |
| 1234 | #ifdef DEBUG_OUT |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1235 | dolog("played=%zu\n", played); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1236 | #endif |
| 1237 | |
| 1238 | if (played) { |
| 1239 | hw->ts_helper += played; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1240 | audio_capture_mix_and_clear (hw, prev_rpos, played); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1241 | } |
| 1242 | |
| 1243 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1244 | if (!sw->active && sw->empty) { |
| 1245 | continue; |
| 1246 | } |
| 1247 | |
Alistair Francis | 470bcab | 2018-02-03 09:43:02 +0100 | [diff] [blame] | 1248 | if (audio_bug(__func__, played > sw->total_hw_samples_mixed)) { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1249 | dolog("played=%zu sw->total_hw_samples_mixed=%zu\n", |
| 1250 | played, sw->total_hw_samples_mixed); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 1251 | played = sw->total_hw_samples_mixed; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1252 | } |
| 1253 | |
| 1254 | sw->total_hw_samples_mixed -= played; |
| 1255 | |
| 1256 | if (!sw->total_hw_samples_mixed) { |
| 1257 | sw->empty = 1; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1258 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1259 | } |
| 1260 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1261 | } |
| 1262 | |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1263 | static size_t audio_pcm_hw_run_in(HWVoiceIn *hw, size_t samples) |
| 1264 | { |
| 1265 | size_t conv = 0; |
| 1266 | |
Volker Rümelin | a2893c8 | 2021-01-10 11:02:24 +0100 | [diff] [blame] | 1267 | if (hw->pcm_ops->run_buffer_in) { |
| 1268 | hw->pcm_ops->run_buffer_in(hw); |
| 1269 | } |
| 1270 | |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1271 | while (samples) { |
| 1272 | size_t proc; |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 1273 | size_t size = samples * hw->info.bytes_per_frame; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1274 | void *buf = hw->pcm_ops->get_buffer_in(hw, &size); |
| 1275 | |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 1276 | assert(size % hw->info.bytes_per_frame == 0); |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1277 | if (size == 0) { |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1278 | break; |
| 1279 | } |
| 1280 | |
Volker Rümelin | 251f154 | 2022-03-01 20:12:59 +0100 | [diff] [blame] | 1281 | proc = audio_pcm_hw_conv_in(hw, buf, size / hw->info.bytes_per_frame); |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1282 | |
| 1283 | samples -= proc; |
| 1284 | conv += proc; |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 1285 | hw->pcm_ops->put_buffer_in(hw, buf, proc * hw->info.bytes_per_frame); |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1286 | } |
| 1287 | |
| 1288 | return conv; |
| 1289 | } |
| 1290 | |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1291 | static void audio_run_in (AudioState *s) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1292 | { |
| 1293 | HWVoiceIn *hw = NULL; |
| 1294 | |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 1295 | if (!audio_get_pdo_in(s->dev)->mixing_engine) { |
| 1296 | while ((hw = audio_pcm_hw_find_any_enabled_in(s, hw))) { |
| 1297 | /* there is exactly 1 sw for each hw with no mixeng */ |
| 1298 | SWVoiceIn *sw = hw->sw_head.lh_first; |
| 1299 | if (sw->active) { |
| 1300 | sw->callback.fn(sw->callback.opaque, INT_MAX); |
| 1301 | } |
| 1302 | } |
| 1303 | return; |
| 1304 | } |
| 1305 | |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 1306 | while ((hw = audio_pcm_hw_find_any_enabled_in(s, hw))) { |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1307 | SWVoiceIn *sw; |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1308 | size_t captured = 0, min; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1309 | |
Pavel Dovgalyuk | 3d4d16f | 2017-02-02 08:50:54 +0300 | [diff] [blame] | 1310 | if (replay_mode != REPLAY_MODE_PLAY) { |
Kővágó, Zoltán | 3f5bbfc | 2019-09-19 23:24:19 +0200 | [diff] [blame] | 1311 | captured = audio_pcm_hw_run_in( |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1312 | hw, hw->conv_buf.size - audio_pcm_hw_get_live_in(hw)); |
Pavel Dovgalyuk | 3d4d16f | 2017-02-02 08:50:54 +0300 | [diff] [blame] | 1313 | } |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1314 | replay_audio_in(&captured, hw->conv_buf.buffer, &hw->conv_buf.pos, |
| 1315 | hw->conv_buf.size); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1316 | |
| 1317 | min = audio_pcm_hw_find_min_in (hw); |
| 1318 | hw->total_samples_captured += captured - min; |
| 1319 | hw->ts_helper += captured; |
| 1320 | |
| 1321 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
| 1322 | sw->total_hw_samples_acquired -= min; |
| 1323 | |
| 1324 | if (sw->active) { |
Volker Rümelin | 0724c57 | 2022-09-23 20:36:38 +0200 | [diff] [blame] | 1325 | size_t sw_avail = audio_get_avail(sw); |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1326 | size_t avail; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1327 | |
Volker Rümelin | a9ea567 | 2023-02-24 20:05:52 +0100 | [diff] [blame] | 1328 | avail = st_rate_frames_out(sw->rate, sw_avail); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1329 | if (avail > 0) { |
Volker Rümelin | a9ea567 | 2023-02-24 20:05:52 +0100 | [diff] [blame] | 1330 | avail = MIN(avail, sw->resample_buf.size); |
Volker Rümelin | 0724c57 | 2022-09-23 20:36:38 +0200 | [diff] [blame] | 1331 | sw->callback.fn(sw->callback.opaque, |
| 1332 | avail * sw->info.bytes_per_frame); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1333 | } |
| 1334 | } |
| 1335 | } |
| 1336 | } |
| 1337 | } |
| 1338 | |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1339 | static void audio_run_capture (AudioState *s) |
| 1340 | { |
| 1341 | CaptureVoiceOut *cap; |
| 1342 | |
| 1343 | for (cap = s->cap_head.lh_first; cap; cap = cap->entries.le_next) { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1344 | size_t live, rpos, captured; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1345 | HWVoiceOut *hw = &cap->hw; |
| 1346 | SWVoiceOut *sw; |
| 1347 | |
malc | bdff253 | 2009-09-18 11:37:39 +0400 | [diff] [blame] | 1348 | captured = live = audio_pcm_hw_get_live_out (hw, NULL); |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1349 | rpos = hw->mix_buf.pos; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1350 | while (live) { |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1351 | size_t left = hw->mix_buf.size - rpos; |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1352 | size_t to_capture = MIN(live, left); |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 1353 | struct st_sample *src; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1354 | struct capture_callback *cb; |
| 1355 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1356 | src = hw->mix_buf.buffer + rpos; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1357 | hw->clip (cap->buf, src, to_capture); |
| 1358 | mixeng_clear (src, to_capture); |
| 1359 | |
| 1360 | for (cb = cap->cb_head.lh_first; cb; cb = cb->entries.le_next) { |
| 1361 | cb->ops.capture (cb->opaque, cap->buf, |
Kővágó, Zoltán | 2b9cce8 | 2019-10-13 21:58:02 +0200 | [diff] [blame] | 1362 | to_capture * hw->info.bytes_per_frame); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1363 | } |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1364 | rpos = (rpos + to_capture) % hw->mix_buf.size; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1365 | live -= to_capture; |
| 1366 | } |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1367 | hw->mix_buf.pos = rpos; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1368 | |
| 1369 | for (sw = hw->sw_head.lh_first; sw; sw = sw->entries.le_next) { |
| 1370 | if (!sw->active && sw->empty) { |
| 1371 | continue; |
| 1372 | } |
| 1373 | |
Alistair Francis | 470bcab | 2018-02-03 09:43:02 +0100 | [diff] [blame] | 1374 | if (audio_bug(__func__, captured > sw->total_hw_samples_mixed)) { |
Kővágó, Zoltán | 7520462 | 2019-08-19 01:06:58 +0200 | [diff] [blame] | 1375 | dolog("captured=%zu sw->total_hw_samples_mixed=%zu\n", |
| 1376 | captured, sw->total_hw_samples_mixed); |
Volker Rümelin | 12f4abf | 2022-09-17 15:16:25 +0200 | [diff] [blame] | 1377 | captured = sw->total_hw_samples_mixed; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1378 | } |
| 1379 | |
| 1380 | sw->total_hw_samples_mixed -= captured; |
| 1381 | sw->empty = sw->total_hw_samples_mixed == 0; |
| 1382 | } |
| 1383 | } |
| 1384 | } |
| 1385 | |
Kővágó, Zoltán | 18e2c17 | 2019-08-19 01:06:55 +0200 | [diff] [blame] | 1386 | void audio_run(AudioState *s, const char *msg) |
bellard | 571ec3d | 2005-11-20 16:24:34 +0000 | [diff] [blame] | 1387 | { |
Kővágó, Zoltán | 18e2c17 | 2019-08-19 01:06:55 +0200 | [diff] [blame] | 1388 | audio_run_out(s); |
| 1389 | audio_run_in(s); |
| 1390 | audio_run_capture(s); |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1391 | |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 1392 | #ifdef DEBUG_POLL |
| 1393 | { |
| 1394 | static double prevtime; |
| 1395 | double currtime; |
| 1396 | struct timeval tv; |
bellard | 571ec3d | 2005-11-20 16:24:34 +0000 | [diff] [blame] | 1397 | |
malc | 713a98f | 2009-09-12 02:28:45 +0400 | [diff] [blame] | 1398 | if (gettimeofday (&tv, NULL)) { |
| 1399 | perror ("audio_run: gettimeofday"); |
| 1400 | return; |
| 1401 | } |
| 1402 | |
| 1403 | currtime = tv.tv_sec + tv.tv_usec * 1e-6; |
| 1404 | dolog ("Elapsed since last %s: %f\n", msg, currtime - prevtime); |
| 1405 | prevtime = currtime; |
| 1406 | } |
| 1407 | #endif |
bellard | 571ec3d | 2005-11-20 16:24:34 +0000 | [diff] [blame] | 1408 | } |
| 1409 | |
Volker Rümelin | a2893c8 | 2021-01-10 11:02:24 +0100 | [diff] [blame] | 1410 | void audio_generic_run_buffer_in(HWVoiceIn *hw) |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1411 | { |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1412 | if (unlikely(!hw->buf_emul)) { |
Volker Rümelin | 1d8549a | 2021-01-10 11:02:26 +0100 | [diff] [blame] | 1413 | hw->size_emul = hw->samples * hw->info.bytes_per_frame; |
| 1414 | hw->buf_emul = g_malloc(hw->size_emul); |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1415 | hw->pos_emul = hw->pending_emul = 0; |
| 1416 | } |
| 1417 | |
| 1418 | while (hw->pending_emul < hw->size_emul) { |
| 1419 | size_t read_len = MIN(hw->size_emul - hw->pos_emul, |
| 1420 | hw->size_emul - hw->pending_emul); |
| 1421 | size_t read = hw->pcm_ops->read(hw, hw->buf_emul + hw->pos_emul, |
| 1422 | read_len); |
| 1423 | hw->pending_emul += read; |
Volker Rümelin | 7ffc90f | 2019-11-19 07:58:49 +0100 | [diff] [blame] | 1424 | hw->pos_emul = (hw->pos_emul + read) % hw->size_emul; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1425 | if (read < read_len) { |
| 1426 | break; |
| 1427 | } |
| 1428 | } |
Volker Rümelin | a2893c8 | 2021-01-10 11:02:24 +0100 | [diff] [blame] | 1429 | } |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1430 | |
Volker Rümelin | a2893c8 | 2021-01-10 11:02:24 +0100 | [diff] [blame] | 1431 | void *audio_generic_get_buffer_in(HWVoiceIn *hw, size_t *size) |
| 1432 | { |
Volker Rümelin | 18404ff | 2022-03-01 20:12:57 +0100 | [diff] [blame] | 1433 | size_t start; |
Volker Rümelin | a2893c8 | 2021-01-10 11:02:24 +0100 | [diff] [blame] | 1434 | |
Volker Rümelin | 18404ff | 2022-03-01 20:12:57 +0100 | [diff] [blame] | 1435 | start = audio_ring_posb(hw->pos_emul, hw->pending_emul, hw->size_emul); |
| 1436 | assert(start < hw->size_emul); |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1437 | |
Volker Rümelin | 599eac4 | 2020-01-23 08:49:43 +0100 | [diff] [blame] | 1438 | *size = MIN(*size, hw->pending_emul); |
| 1439 | *size = MIN(*size, hw->size_emul - start); |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1440 | return hw->buf_emul + start; |
| 1441 | } |
| 1442 | |
| 1443 | void audio_generic_put_buffer_in(HWVoiceIn *hw, void *buf, size_t size) |
| 1444 | { |
| 1445 | assert(size <= hw->pending_emul); |
| 1446 | hw->pending_emul -= size; |
| 1447 | } |
| 1448 | |
Volker Rümelin | 9833438 | 2022-03-01 20:13:06 +0100 | [diff] [blame] | 1449 | size_t audio_generic_buffer_get_free(HWVoiceOut *hw) |
| 1450 | { |
| 1451 | if (hw->buf_emul) { |
| 1452 | return hw->size_emul - hw->pending_emul; |
| 1453 | } else { |
| 1454 | return hw->samples * hw->info.bytes_per_frame; |
| 1455 | } |
| 1456 | } |
| 1457 | |
Volker Rümelin | fdc8c5f | 2020-01-23 08:49:39 +0100 | [diff] [blame] | 1458 | void audio_generic_run_buffer_out(HWVoiceOut *hw) |
| 1459 | { |
| 1460 | while (hw->pending_emul) { |
Volker Rümelin | 18404ff | 2022-03-01 20:12:57 +0100 | [diff] [blame] | 1461 | size_t write_len, written, start; |
Volker Rümelin | fdc8c5f | 2020-01-23 08:49:39 +0100 | [diff] [blame] | 1462 | |
Volker Rümelin | 18404ff | 2022-03-01 20:12:57 +0100 | [diff] [blame] | 1463 | start = audio_ring_posb(hw->pos_emul, hw->pending_emul, hw->size_emul); |
| 1464 | assert(start < hw->size_emul); |
Volker Rümelin | fdc8c5f | 2020-01-23 08:49:39 +0100 | [diff] [blame] | 1465 | |
| 1466 | write_len = MIN(hw->pending_emul, hw->size_emul - start); |
| 1467 | |
| 1468 | written = hw->pcm_ops->write(hw, hw->buf_emul + start, write_len); |
| 1469 | hw->pending_emul -= written; |
| 1470 | |
| 1471 | if (written < write_len) { |
| 1472 | break; |
| 1473 | } |
| 1474 | } |
| 1475 | } |
| 1476 | |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1477 | void *audio_generic_get_buffer_out(HWVoiceOut *hw, size_t *size) |
| 1478 | { |
| 1479 | if (unlikely(!hw->buf_emul)) { |
Volker Rümelin | 1d8549a | 2021-01-10 11:02:26 +0100 | [diff] [blame] | 1480 | hw->size_emul = hw->samples * hw->info.bytes_per_frame; |
| 1481 | hw->buf_emul = g_malloc(hw->size_emul); |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1482 | hw->pos_emul = hw->pending_emul = 0; |
| 1483 | } |
| 1484 | |
| 1485 | *size = MIN(hw->size_emul - hw->pending_emul, |
| 1486 | hw->size_emul - hw->pos_emul); |
| 1487 | return hw->buf_emul + hw->pos_emul; |
| 1488 | } |
| 1489 | |
Volker Rümelin | fdc8c5f | 2020-01-23 08:49:39 +0100 | [diff] [blame] | 1490 | size_t audio_generic_put_buffer_out(HWVoiceOut *hw, void *buf, size_t size) |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1491 | { |
| 1492 | assert(buf == hw->buf_emul + hw->pos_emul && |
| 1493 | size + hw->pending_emul <= hw->size_emul); |
| 1494 | |
| 1495 | hw->pending_emul += size; |
| 1496 | hw->pos_emul = (hw->pos_emul + size) % hw->size_emul; |
| 1497 | |
| 1498 | return size; |
| 1499 | } |
| 1500 | |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1501 | size_t audio_generic_write(HWVoiceOut *hw, void *buf, size_t size) |
| 1502 | { |
Volker Rümelin | 2d88230 | 2020-09-20 19:17:26 +0200 | [diff] [blame] | 1503 | size_t total = 0; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1504 | |
Volker Rümelin | 9833438 | 2022-03-01 20:13:06 +0100 | [diff] [blame] | 1505 | if (hw->pcm_ops->buffer_get_free) { |
| 1506 | size_t free = hw->pcm_ops->buffer_get_free(hw); |
| 1507 | |
| 1508 | size = MIN(size, free); |
| 1509 | } |
| 1510 | |
Volker Rümelin | 2d88230 | 2020-09-20 19:17:26 +0200 | [diff] [blame] | 1511 | while (total < size) { |
| 1512 | size_t dst_size = size - total; |
| 1513 | size_t copy_size, proc; |
| 1514 | void *dst = hw->pcm_ops->get_buffer_out(hw, &dst_size); |
| 1515 | |
| 1516 | if (dst_size == 0) { |
| 1517 | break; |
| 1518 | } |
| 1519 | |
| 1520 | copy_size = MIN(size - total, dst_size); |
| 1521 | if (dst) { |
| 1522 | memcpy(dst, (char *)buf + total, copy_size); |
| 1523 | } |
| 1524 | proc = hw->pcm_ops->put_buffer_out(hw, dst, copy_size); |
| 1525 | total += proc; |
| 1526 | |
| 1527 | if (proc == 0 || proc < copy_size) { |
| 1528 | break; |
| 1529 | } |
| 1530 | } |
| 1531 | |
Volker Rümelin | 2d88230 | 2020-09-20 19:17:26 +0200 | [diff] [blame] | 1532 | return total; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1533 | } |
| 1534 | |
| 1535 | size_t audio_generic_read(HWVoiceIn *hw, void *buf, size_t size) |
| 1536 | { |
Volker Rümelin | b9896dc | 2020-09-20 19:17:24 +0200 | [diff] [blame] | 1537 | size_t total = 0; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1538 | |
Volker Rümelin | a2893c8 | 2021-01-10 11:02:24 +0100 | [diff] [blame] | 1539 | if (hw->pcm_ops->run_buffer_in) { |
| 1540 | hw->pcm_ops->run_buffer_in(hw); |
| 1541 | } |
| 1542 | |
Volker Rümelin | b9896dc | 2020-09-20 19:17:24 +0200 | [diff] [blame] | 1543 | while (total < size) { |
| 1544 | size_t src_size = size - total; |
| 1545 | void *src = hw->pcm_ops->get_buffer_in(hw, &src_size); |
Volker Rümelin | 8d1439b | 2020-04-05 09:50:17 +0200 | [diff] [blame] | 1546 | |
Volker Rümelin | b9896dc | 2020-09-20 19:17:24 +0200 | [diff] [blame] | 1547 | if (src_size == 0) { |
Volker Rümelin | b9896dc | 2020-09-20 19:17:24 +0200 | [diff] [blame] | 1548 | break; |
| 1549 | } |
| 1550 | |
| 1551 | memcpy((char *)buf + total, src, src_size); |
| 1552 | hw->pcm_ops->put_buffer_in(hw, src, src_size); |
| 1553 | total += src_size; |
| 1554 | } |
| 1555 | |
| 1556 | return total; |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1557 | } |
| 1558 | |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1559 | static int audio_driver_init(AudioState *s, struct audio_driver *drv, |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1560 | Audiodev *dev, Error **errp) |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1561 | { |
Paolo Bonzini | f606173 | 2023-09-22 19:13:44 +0200 | [diff] [blame] | 1562 | Error *local_err = NULL; |
| 1563 | |
| 1564 | s->drv_opaque = drv->init(dev, &local_err); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1565 | |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1566 | if (s->drv_opaque) { |
Kővágó, Zoltán | ff095e5 | 2019-09-19 23:24:09 +0200 | [diff] [blame] | 1567 | if (!drv->pcm_ops->get_buffer_in) { |
| 1568 | drv->pcm_ops->get_buffer_in = audio_generic_get_buffer_in; |
| 1569 | drv->pcm_ops->put_buffer_in = audio_generic_put_buffer_in; |
| 1570 | } |
| 1571 | if (!drv->pcm_ops->get_buffer_out) { |
| 1572 | drv->pcm_ops->get_buffer_out = audio_generic_get_buffer_out; |
| 1573 | drv->pcm_ops->put_buffer_out = audio_generic_put_buffer_out; |
| 1574 | } |
| 1575 | |
Paolo Bonzini | 5c63d14 | 2023-09-22 18:36:28 +0200 | [diff] [blame] | 1576 | audio_init_nb_voices_out(s, drv, 1); |
| 1577 | audio_init_nb_voices_in(s, drv, 0); |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1578 | s->drv = drv; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1579 | return 0; |
Zhang Han | 6c6886b | 2021-01-15 09:24:25 +0800 | [diff] [blame] | 1580 | } else { |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1581 | if (local_err) { |
| 1582 | error_propagate(errp, local_err); |
Paolo Bonzini | f606173 | 2023-09-22 19:13:44 +0200 | [diff] [blame] | 1583 | } else { |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1584 | error_setg(errp, "Could not init `%s' audio driver", drv->name); |
Gerd Hoffmann | fb37ce9 | 2019-01-24 12:20:54 +0100 | [diff] [blame] | 1585 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1586 | return -1; |
| 1587 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1588 | } |
| 1589 | |
Philippe Mathieu-Daudé | 538f049 | 2021-01-11 16:20:20 +0100 | [diff] [blame] | 1590 | static void audio_vm_change_state_handler (void *opaque, bool running, |
Luiz Capitulino | 1dfb4dd | 2011-07-29 14:26:33 -0300 | [diff] [blame] | 1591 | RunState state) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1592 | { |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1593 | AudioState *s = opaque; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1594 | HWVoiceOut *hwo = NULL; |
| 1595 | HWVoiceIn *hwi = NULL; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1596 | |
malc | 978dd63 | 2009-02-18 20:44:04 +0000 | [diff] [blame] | 1597 | s->vm_running = running; |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 1598 | while ((hwo = audio_pcm_hw_find_any_enabled_out(s, hwo))) { |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 1599 | if (hwo->pcm_ops->enable_out) { |
| 1600 | hwo->pcm_ops->enable_out(hwo, running); |
| 1601 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1602 | } |
| 1603 | |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 1604 | while ((hwi = audio_pcm_hw_find_any_enabled_in(s, hwi))) { |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 1605 | if (hwi->pcm_ops->enable_in) { |
| 1606 | hwi->pcm_ops->enable_in(hwi, running); |
| 1607 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1608 | } |
malc | 39deb1e | 2010-11-18 14:30:12 +0300 | [diff] [blame] | 1609 | audio_reset_timer (s); |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1610 | } |
| 1611 | |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1612 | static void free_audio_state(AudioState *s) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1613 | { |
Marc-André Lureau | a384c20 | 2016-08-01 15:23:43 +0400 | [diff] [blame] | 1614 | HWVoiceOut *hwo, *hwon; |
| 1615 | HWVoiceIn *hwi, *hwin; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1616 | |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 1617 | QLIST_FOREACH_SAFE(hwo, &s->hw_head_out, entries, hwon) { |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1618 | SWVoiceCap *sc; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1619 | |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 1620 | if (hwo->enabled && hwo->pcm_ops->enable_out) { |
| 1621 | hwo->pcm_ops->enable_out(hwo, false); |
Jan Kiszka | aeb29b6 | 2012-05-24 12:05:15 -0300 | [diff] [blame] | 1622 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1623 | hwo->pcm_ops->fini_out (hwo); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1624 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1625 | for (sc = hwo->cap_head.lh_first; sc; sc = sc->entries.le_next) { |
| 1626 | CaptureVoiceOut *cap = sc->cap; |
| 1627 | struct capture_callback *cb; |
| 1628 | |
| 1629 | for (cb = cap->cb_head.lh_first; cb; cb = cb->entries.le_next) { |
| 1630 | cb->ops.destroy (cb->opaque); |
| 1631 | } |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1632 | } |
Marc-André Lureau | a384c20 | 2016-08-01 15:23:43 +0400 | [diff] [blame] | 1633 | QLIST_REMOVE(hwo, entries); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1634 | } |
| 1635 | |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 1636 | QLIST_FOREACH_SAFE(hwi, &s->hw_head_in, entries, hwin) { |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 1637 | if (hwi->enabled && hwi->pcm_ops->enable_in) { |
| 1638 | hwi->pcm_ops->enable_in(hwi, false); |
Jan Kiszka | aeb29b6 | 2012-05-24 12:05:15 -0300 | [diff] [blame] | 1639 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1640 | hwi->pcm_ops->fini_in (hwi); |
Marc-André Lureau | a384c20 | 2016-08-01 15:23:43 +0400 | [diff] [blame] | 1641 | QLIST_REMOVE(hwi, entries); |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1642 | } |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1643 | |
| 1644 | if (s->drv) { |
| 1645 | s->drv->fini (s->drv_opaque); |
Marc-André Lureau | a384c20 | 2016-08-01 15:23:43 +0400 | [diff] [blame] | 1646 | s->drv = NULL; |
bellard | c0fe382 | 2005-11-05 18:55:28 +0000 | [diff] [blame] | 1647 | } |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1648 | |
| 1649 | if (s->dev) { |
| 1650 | qapi_free_Audiodev(s->dev); |
| 1651 | s->dev = NULL; |
| 1652 | } |
Kővágó, Zoltán | e76ba19 | 2019-08-19 01:06:59 +0200 | [diff] [blame] | 1653 | |
| 1654 | if (s->ts) { |
| 1655 | timer_free(s->ts); |
| 1656 | s->ts = NULL; |
| 1657 | } |
| 1658 | |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1659 | g_free(s); |
| 1660 | } |
| 1661 | |
| 1662 | void audio_cleanup(void) |
| 1663 | { |
Paolo Bonzini | 22f84d4 | 2023-10-05 17:09:36 +0200 | [diff] [blame] | 1664 | default_audio_state = NULL; |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1665 | while (!QTAILQ_EMPTY(&audio_states)) { |
| 1666 | AudioState *s = QTAILQ_FIRST(&audio_states); |
| 1667 | QTAILQ_REMOVE(&audio_states, s, list); |
| 1668 | free_audio_state(s); |
| 1669 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1670 | } |
| 1671 | |
Dr. David Alan Gilbert | da77adb | 2021-08-09 18:09:56 +0100 | [diff] [blame] | 1672 | static bool vmstate_audio_needed(void *opaque) |
| 1673 | { |
| 1674 | /* |
| 1675 | * Never needed, this vmstate only exists in case |
| 1676 | * an old qemu sends it to us. |
| 1677 | */ |
| 1678 | return false; |
| 1679 | } |
| 1680 | |
Juan Quintela | d959fce | 2009-12-02 11:49:34 +0100 | [diff] [blame] | 1681 | static const VMStateDescription vmstate_audio = { |
| 1682 | .name = "audio", |
| 1683 | .version_id = 1, |
| 1684 | .minimum_version_id = 1, |
Dr. David Alan Gilbert | da77adb | 2021-08-09 18:09:56 +0100 | [diff] [blame] | 1685 | .needed = vmstate_audio_needed, |
Richard Henderson | 9673d71 | 2023-12-21 14:16:44 +1100 | [diff] [blame] | 1686 | .fields = (const VMStateField[]) { |
Juan Quintela | d959fce | 2009-12-02 11:49:34 +0100 | [diff] [blame] | 1687 | VMSTATE_END_OF_LIST() |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1688 | } |
Juan Quintela | d959fce | 2009-12-02 11:49:34 +0100 | [diff] [blame] | 1689 | }; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1690 | |
Paolo Bonzini | c753bf4 | 2023-10-05 11:55:03 +0200 | [diff] [blame] | 1691 | void audio_create_default_audiodevs(void) |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1692 | { |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1693 | for (int i = 0; audio_prio_list[i]; i++) { |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1694 | if (audio_driver_lookup(audio_prio_list[i])) { |
| 1695 | QDict *dict = qdict_new(); |
| 1696 | Audiodev *dev = NULL; |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1697 | Visitor *v; |
| 1698 | |
| 1699 | qdict_put_str(dict, "driver", audio_prio_list[i]); |
| 1700 | qdict_put_str(dict, "id", "#default"); |
| 1701 | |
| 1702 | v = qobject_input_visitor_new_keyval(QOBJECT(dict)); |
| 1703 | qobject_unref(dict); |
| 1704 | visit_type_Audiodev(v, NULL, &dev, &error_fatal); |
| 1705 | visit_free(v); |
| 1706 | |
Paolo Bonzini | 8f527a3 | 2023-10-05 12:17:28 +0200 | [diff] [blame] | 1707 | audio_define_default(dev, &error_abort); |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1708 | } |
| 1709 | } |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1710 | } |
| 1711 | |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1712 | /* |
| 1713 | * if we have dev, this function was called because of an -audiodev argument => |
| 1714 | * initialize a new state with it |
| 1715 | * if dev == NULL => legacy implicit initialization, return the already created |
| 1716 | * state or create a new one |
| 1717 | */ |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1718 | static AudioState *audio_init(Audiodev *dev, Error **errp) |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1719 | { |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1720 | static bool atexit_registered; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1721 | int done = 0; |
Paolo Bonzini | e329963 | 2023-09-22 17:46:28 +0200 | [diff] [blame] | 1722 | const char *drvname; |
Paolo Bonzini | 417f8c8 | 2023-09-26 17:49:17 +0200 | [diff] [blame] | 1723 | VMChangeStateEntry *vmse; |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1724 | AudioState *s; |
Gerd Hoffmann | d3893a3 | 2018-03-06 08:40:47 +0100 | [diff] [blame] | 1725 | struct audio_driver *driver; |
Gerd Hoffmann | f0c4555 | 2020-09-16 10:41:16 +0200 | [diff] [blame] | 1726 | |
Paolo Bonzini | e329963 | 2023-09-22 17:46:28 +0200 | [diff] [blame] | 1727 | s = g_new0(AudioState, 1); |
| 1728 | |
| 1729 | QLIST_INIT (&s->hw_head_out); |
| 1730 | QLIST_INIT (&s->hw_head_in); |
| 1731 | QLIST_INIT (&s->cap_head); |
| 1732 | if (!atexit_registered) { |
| 1733 | atexit(audio_cleanup); |
| 1734 | atexit_registered = true; |
| 1735 | } |
| 1736 | |
| 1737 | s->ts = timer_new_ns(QEMU_CLOCK_VIRTUAL, audio_timer, s); |
| 1738 | |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1739 | if (dev) { |
| 1740 | /* -audiodev option */ |
Paolo Bonzini | e329963 | 2023-09-22 17:46:28 +0200 | [diff] [blame] | 1741 | s->dev = dev; |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1742 | drvname = AudiodevDriver_str(dev->driver); |
Paolo Bonzini | e329963 | 2023-09-22 17:46:28 +0200 | [diff] [blame] | 1743 | driver = audio_driver_lookup(drvname); |
| 1744 | if (driver) { |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1745 | done = !audio_driver_init(s, driver, dev, errp); |
Paolo Bonzini | e329963 | 2023-09-22 17:46:28 +0200 | [diff] [blame] | 1746 | } else { |
Michael Tokarev | 09a3615 | 2024-01-03 14:18:00 +0300 | [diff] [blame] | 1747 | error_setg(errp, "Unknown audio driver `%s'", drvname); |
Kővágó, Zoltán | af2041e | 2019-08-19 01:06:51 +0200 | [diff] [blame] | 1748 | } |
Paolo Bonzini | e329963 | 2023-09-22 17:46:28 +0200 | [diff] [blame] | 1749 | if (!done) { |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1750 | goto out; |
Paolo Bonzini | e329963 | 2023-09-22 17:46:28 +0200 | [diff] [blame] | 1751 | } |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1752 | } else { |
Paolo Bonzini | 22f84d4 | 2023-10-05 17:09:36 +0200 | [diff] [blame] | 1753 | assert(!default_audio_state); |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1754 | for (;;) { |
| 1755 | AudiodevListEntry *e = QSIMPLEQ_FIRST(&default_audiodevs); |
| 1756 | if (!e) { |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1757 | error_setg(errp, "no default audio driver available"); |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1758 | goto out; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1759 | } |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1760 | s->dev = dev = e->dev; |
Akihiko Odaki | e4b9d19 | 2023-11-20 20:28:02 +0900 | [diff] [blame] | 1761 | QSIMPLEQ_REMOVE_HEAD(&default_audiodevs, next); |
| 1762 | g_free(e); |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1763 | drvname = AudiodevDriver_str(dev->driver); |
| 1764 | driver = audio_driver_lookup(drvname); |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1765 | if (!audio_driver_init(s, driver, dev, NULL)) { |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1766 | break; |
| 1767 | } |
Akihiko Odaki | e4b9d19 | 2023-11-20 20:28:02 +0900 | [diff] [blame] | 1768 | qapi_free_Audiodev(dev); |
| 1769 | s->dev = NULL; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1770 | } |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1771 | } |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1772 | |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1773 | if (dev->timer_period <= 0) { |
| 1774 | s->period_ticks = 1; |
Paul Brook | 0d9acba | 2009-05-12 12:02:38 +0100 | [diff] [blame] | 1775 | } else { |
Volker Rümelin | 40ad46d | 2019-12-19 21:34:05 +0100 | [diff] [blame] | 1776 | s->period_ticks = dev->timer_period * (int64_t)SCALE_US; |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1777 | } |
Paul Brook | 0d9acba | 2009-05-12 12:02:38 +0100 | [diff] [blame] | 1778 | |
Paolo Bonzini | 417f8c8 | 2023-09-26 17:49:17 +0200 | [diff] [blame] | 1779 | vmse = qemu_add_vm_change_state_handler (audio_vm_change_state_handler, s); |
| 1780 | if (!vmse) { |
Paul Brook | 0d9acba | 2009-05-12 12:02:38 +0100 | [diff] [blame] | 1781 | dolog ("warning: Could not register change state handler\n" |
| 1782 | "(Audio can continue looping even after stopping the VM)\n"); |
bellard | 1d14ffa | 2005-10-30 18:58:22 +0000 | [diff] [blame] | 1783 | } |
| 1784 | |
Marc-André Lureau | 0f957c5 | 2022-08-22 17:10:21 +0400 | [diff] [blame] | 1785 | QTAILQ_INSERT_TAIL(&audio_states, s, list); |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 1786 | QLIST_INIT (&s->card_head); |
Juan Quintela | a950091 | 2023-10-20 11:07:29 +0200 | [diff] [blame] | 1787 | vmstate_register_any(NULL, &vmstate_audio, s); |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1788 | return s; |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1789 | |
Paolo Bonzini | 69a8027 | 2023-09-05 11:41:05 +0200 | [diff] [blame] | 1790 | out: |
| 1791 | free_audio_state(s); |
| 1792 | return NULL; |
bellard | 85571bc | 2004-11-07 18:04:02 +0000 | [diff] [blame] | 1793 | } |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1794 | |
Paolo Bonzini | 63a13c0 | 2023-10-05 18:42:54 +0200 | [diff] [blame] | 1795 | AudioState *audio_get_default_audio_state(Error **errp) |
| 1796 | { |
| 1797 | if (!default_audio_state) { |
| 1798 | default_audio_state = audio_init(NULL, errp); |
| 1799 | if (!default_audio_state) { |
| 1800 | if (!QSIMPLEQ_EMPTY(&audiodevs)) { |
| 1801 | error_append_hint(errp, "Perhaps you wanted to use -audio or set audiodev=%s?\n", |
| 1802 | QSIMPLEQ_FIRST(&audiodevs)->dev->id); |
| 1803 | } |
| 1804 | } |
| 1805 | } |
| 1806 | |
| 1807 | return default_audio_state; |
| 1808 | } |
| 1809 | |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1810 | bool AUD_register_card (const char *name, QEMUSoundCard *card, Error **errp) |
malc | 1a7dafc | 2009-05-14 03:11:35 +0400 | [diff] [blame] | 1811 | { |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1812 | if (!card->state) { |
Paolo Bonzini | 63a13c0 | 2023-10-05 18:42:54 +0200 | [diff] [blame] | 1813 | card->state = audio_get_default_audio_state(errp); |
| 1814 | if (!card->state) { |
| 1815 | return false; |
Paolo Bonzini | e329963 | 2023-09-22 17:46:28 +0200 | [diff] [blame] | 1816 | } |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1817 | } |
| 1818 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 1819 | card->name = g_strdup (name); |
malc | 1a7dafc | 2009-05-14 03:11:35 +0400 | [diff] [blame] | 1820 | memset (&card->entries, 0, sizeof (card->entries)); |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1821 | QLIST_INSERT_HEAD(&card->state->card_head, card, entries); |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 1822 | |
| 1823 | return true; |
malc | 1a7dafc | 2009-05-14 03:11:35 +0400 | [diff] [blame] | 1824 | } |
| 1825 | |
| 1826 | void AUD_remove_card (QEMUSoundCard *card) |
| 1827 | { |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 1828 | QLIST_REMOVE (card, entries); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 1829 | g_free (card->name); |
malc | 1a7dafc | 2009-05-14 03:11:35 +0400 | [diff] [blame] | 1830 | } |
| 1831 | |
Volker Rümelin | 33940dd | 2022-03-01 20:13:04 +0100 | [diff] [blame] | 1832 | static struct audio_pcm_ops capture_pcm_ops; |
malc | 1a7dafc | 2009-05-14 03:11:35 +0400 | [diff] [blame] | 1833 | |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1834 | CaptureVoiceOut *AUD_add_capture( |
| 1835 | AudioState *s, |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 1836 | struct audsettings *as, |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1837 | struct audio_capture_ops *ops, |
| 1838 | void *cb_opaque |
| 1839 | ) |
| 1840 | { |
| 1841 | CaptureVoiceOut *cap; |
| 1842 | struct capture_callback *cb; |
| 1843 | |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1844 | if (!s) { |
Martin Kletzander | aaa6a6f | 2022-04-25 10:21:57 +0200 | [diff] [blame] | 1845 | error_report("Capturing without setting an audiodev is not supported"); |
| 1846 | abort(); |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 1847 | } |
| 1848 | |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 1849 | if (!audio_get_pdo_out(s->dev)->mixing_engine) { |
| 1850 | dolog("Can't capture with mixeng disabled\n"); |
| 1851 | return NULL; |
| 1852 | } |
| 1853 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1854 | if (audio_validate_settings (as)) { |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1855 | dolog ("Invalid settings were passed when trying to add capture\n"); |
| 1856 | audio_print_settings (as); |
Frediano Ziglio | e8d8544 | 2019-02-25 15:43:35 +0000 | [diff] [blame] | 1857 | return NULL; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1858 | } |
| 1859 | |
Frediano Ziglio | e8d8544 | 2019-02-25 15:43:35 +0000 | [diff] [blame] | 1860 | cb = g_malloc0(sizeof(*cb)); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1861 | cb->ops = *ops; |
| 1862 | cb->opaque = cb_opaque; |
| 1863 | |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 1864 | cap = audio_pcm_capture_find_specific(s, as); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1865 | if (cap) { |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 1866 | QLIST_INSERT_HEAD (&cap->cb_head, cb, entries); |
Zhang Han | 6c6886b | 2021-01-15 09:24:25 +0800 | [diff] [blame] | 1867 | } else { |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1868 | HWVoiceOut *hw; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1869 | |
Frediano Ziglio | e8d8544 | 2019-02-25 15:43:35 +0000 | [diff] [blame] | 1870 | cap = g_malloc0(sizeof(*cap)); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1871 | |
| 1872 | hw = &cap->hw; |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 1873 | hw->s = s; |
Volker Rümelin | 33940dd | 2022-03-01 20:13:04 +0100 | [diff] [blame] | 1874 | hw->pcm_ops = &capture_pcm_ops; |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 1875 | QLIST_INIT (&hw->sw_head); |
| 1876 | QLIST_INIT (&cap->cb_head); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1877 | |
| 1878 | /* XXX find a more elegant way */ |
| 1879 | hw->samples = 4096 * 4; |
Kővágó, Zoltán | dc88e38 | 2019-09-19 23:24:20 +0200 | [diff] [blame] | 1880 | audio_pcm_hw_alloc_resources_out(hw); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1881 | |
bellard | d929eba | 2006-07-04 21:47:22 +0000 | [diff] [blame] | 1882 | audio_pcm_init_info (&hw->info, as); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1883 | |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1884 | cap->buf = g_malloc0_n(hw->mix_buf.size, hw->info.bytes_per_frame); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1885 | |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 1886 | if (hw->info.is_float) { |
| 1887 | hw->clip = mixeng_clip_float[hw->info.nchannels == 2]; |
| 1888 | } else { |
| 1889 | hw->clip = mixeng_clip |
| 1890 | [hw->info.nchannels == 2] |
| 1891 | [hw->info.is_signed] |
| 1892 | [hw->info.swap_endianness] |
| 1893 | [audio_bits_to_index(hw->info.bits)]; |
| 1894 | } |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1895 | |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 1896 | QLIST_INSERT_HEAD (&s->cap_head, cap, entries); |
| 1897 | QLIST_INSERT_HEAD (&cap->cb_head, cb, entries); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1898 | |
Kővágó, Zoltán | 526fb05 | 2019-08-19 01:06:46 +0200 | [diff] [blame] | 1899 | QLIST_FOREACH(hw, &s->hw_head_out, entries) { |
malc | 1a7dafc | 2009-05-14 03:11:35 +0400 | [diff] [blame] | 1900 | audio_attach_capture (hw); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1901 | } |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1902 | } |
Paolo Bonzini | 417f8c8 | 2023-09-26 17:49:17 +0200 | [diff] [blame] | 1903 | |
| 1904 | return cap; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1905 | } |
| 1906 | |
| 1907 | void AUD_del_capture (CaptureVoiceOut *cap, void *cb_opaque) |
| 1908 | { |
| 1909 | struct capture_callback *cb; |
| 1910 | |
| 1911 | for (cb = cap->cb_head.lh_first; cb; cb = cb->entries.le_next) { |
| 1912 | if (cb->opaque == cb_opaque) { |
| 1913 | cb->ops.destroy (cb_opaque); |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 1914 | QLIST_REMOVE (cb, entries); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 1915 | g_free (cb); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1916 | |
| 1917 | if (!cap->cb_head.lh_first) { |
| 1918 | SWVoiceOut *sw = cap->hw.sw_head.lh_first, *sw1; |
bellard | a3c2599 | 2006-07-18 21:09:59 +0000 | [diff] [blame] | 1919 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1920 | while (sw) { |
bellard | a3c2599 | 2006-07-18 21:09:59 +0000 | [diff] [blame] | 1921 | SWVoiceCap *sc = (SWVoiceCap *) sw; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1922 | #ifdef DEBUG_CAPTURE |
| 1923 | dolog ("freeing %s\n", sw->name); |
| 1924 | #endif |
bellard | a3c2599 | 2006-07-18 21:09:59 +0000 | [diff] [blame] | 1925 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1926 | sw1 = sw->entries.le_next; |
| 1927 | if (sw->rate) { |
| 1928 | st_rate_stop (sw->rate); |
| 1929 | sw->rate = NULL; |
| 1930 | } |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 1931 | QLIST_REMOVE (sw, entries); |
| 1932 | QLIST_REMOVE (sc, entries); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 1933 | g_free (sc); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1934 | sw = sw1; |
| 1935 | } |
Blue Swirl | 72cf2d4 | 2009-09-12 07:36:22 +0000 | [diff] [blame] | 1936 | QLIST_REMOVE (cap, entries); |
Volker Rümelin | 8dbd3d1 | 2023-02-24 20:05:41 +0100 | [diff] [blame] | 1937 | g_free(cap->hw.mix_buf.buffer); |
Gerd Hoffmann | 3268a84 | 2017-04-28 09:56:12 +0200 | [diff] [blame] | 1938 | g_free (cap->buf); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 1939 | g_free (cap); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 1940 | } |
| 1941 | return; |
| 1942 | } |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 1943 | } |
| 1944 | } |
balrog | 683efdc | 2008-05-04 10:21:03 +0000 | [diff] [blame] | 1945 | |
| 1946 | void AUD_set_volume_out (SWVoiceOut *sw, int mute, uint8_t lvol, uint8_t rvol) |
| 1947 | { |
Kővágó, Zoltán | cecc1e7 | 2019-10-13 21:58:01 +0200 | [diff] [blame] | 1948 | Volume vol = { .mute = mute, .channels = 2, .vol = { lvol, rvol } }; |
| 1949 | audio_set_volume_out(sw, &vol); |
| 1950 | } |
| 1951 | |
| 1952 | void audio_set_volume_out(SWVoiceOut *sw, Volume *vol) |
| 1953 | { |
balrog | 683efdc | 2008-05-04 10:21:03 +0000 | [diff] [blame] | 1954 | if (sw) { |
Marc-André Lureau | 6c95ab9 | 2012-04-17 14:32:35 +0200 | [diff] [blame] | 1955 | HWVoiceOut *hw = sw->hw; |
| 1956 | |
Kővágó, Zoltán | cecc1e7 | 2019-10-13 21:58:01 +0200 | [diff] [blame] | 1957 | sw->vol.mute = vol->mute; |
| 1958 | sw->vol.l = nominal_volume.l * vol->vol[0] / 255; |
| 1959 | sw->vol.r = nominal_volume.l * vol->vol[vol->channels > 1 ? 1 : 0] / |
| 1960 | 255; |
Marc-André Lureau | 6c95ab9 | 2012-04-17 14:32:35 +0200 | [diff] [blame] | 1961 | |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 1962 | if (hw->pcm_ops->volume_out) { |
Kővágó, Zoltán | cecc1e7 | 2019-10-13 21:58:01 +0200 | [diff] [blame] | 1963 | hw->pcm_ops->volume_out(hw, vol); |
Marc-André Lureau | 6c95ab9 | 2012-04-17 14:32:35 +0200 | [diff] [blame] | 1964 | } |
balrog | 683efdc | 2008-05-04 10:21:03 +0000 | [diff] [blame] | 1965 | } |
| 1966 | } |
| 1967 | |
| 1968 | void AUD_set_volume_in (SWVoiceIn *sw, int mute, uint8_t lvol, uint8_t rvol) |
| 1969 | { |
Kővágó, Zoltán | cecc1e7 | 2019-10-13 21:58:01 +0200 | [diff] [blame] | 1970 | Volume vol = { .mute = mute, .channels = 2, .vol = { lvol, rvol } }; |
| 1971 | audio_set_volume_in(sw, &vol); |
| 1972 | } |
| 1973 | |
| 1974 | void audio_set_volume_in(SWVoiceIn *sw, Volume *vol) |
| 1975 | { |
balrog | 683efdc | 2008-05-04 10:21:03 +0000 | [diff] [blame] | 1976 | if (sw) { |
Marc-André Lureau | 6c95ab9 | 2012-04-17 14:32:35 +0200 | [diff] [blame] | 1977 | HWVoiceIn *hw = sw->hw; |
| 1978 | |
Kővágó, Zoltán | cecc1e7 | 2019-10-13 21:58:01 +0200 | [diff] [blame] | 1979 | sw->vol.mute = vol->mute; |
| 1980 | sw->vol.l = nominal_volume.l * vol->vol[0] / 255; |
| 1981 | sw->vol.r = nominal_volume.r * vol->vol[vol->channels > 1 ? 1 : 0] / |
| 1982 | 255; |
Marc-André Lureau | 6c95ab9 | 2012-04-17 14:32:35 +0200 | [diff] [blame] | 1983 | |
Kővágó, Zoltán | 571a8c5 | 2019-09-19 23:24:22 +0200 | [diff] [blame] | 1984 | if (hw->pcm_ops->volume_in) { |
Kővágó, Zoltán | cecc1e7 | 2019-10-13 21:58:01 +0200 | [diff] [blame] | 1985 | hw->pcm_ops->volume_in(hw, vol); |
Marc-André Lureau | 6c95ab9 | 2012-04-17 14:32:35 +0200 | [diff] [blame] | 1986 | } |
balrog | 683efdc | 2008-05-04 10:21:03 +0000 | [diff] [blame] | 1987 | } |
| 1988 | } |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1989 | |
| 1990 | void audio_create_pdos(Audiodev *dev) |
| 1991 | { |
| 1992 | switch (dev->driver) { |
| 1993 | #define CASE(DRIVER, driver, pdo_name) \ |
| 1994 | case AUDIODEV_DRIVER_##DRIVER: \ |
Markus Armbruster | ceb19c8 | 2022-11-04 17:06:49 +0100 | [diff] [blame] | 1995 | if (!dev->u.driver.in) { \ |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1996 | dev->u.driver.in = g_malloc0( \ |
| 1997 | sizeof(Audiodev##pdo_name##PerDirectionOptions)); \ |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 1998 | } \ |
Markus Armbruster | ceb19c8 | 2022-11-04 17:06:49 +0100 | [diff] [blame] | 1999 | if (!dev->u.driver.out) { \ |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2000 | dev->u.driver.out = g_malloc0( \ |
Kővágó, Zoltán | 725662d | 2019-08-26 21:59:01 +0200 | [diff] [blame] | 2001 | sizeof(Audiodev##pdo_name##PerDirectionOptions)); \ |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2002 | } \ |
| 2003 | break |
| 2004 | |
| 2005 | CASE(NONE, none, ); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2006 | #ifdef CONFIG_AUDIO_ALSA |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2007 | CASE(ALSA, alsa, Alsa); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2008 | #endif |
| 2009 | #ifdef CONFIG_AUDIO_COREAUDIO |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2010 | CASE(COREAUDIO, coreaudio, Coreaudio); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2011 | #endif |
| 2012 | #ifdef CONFIG_DBUS_DISPLAY |
Marc-André Lureau | 739362d | 2021-03-09 17:15:28 +0400 | [diff] [blame] | 2013 | CASE(DBUS, dbus, ); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2014 | #endif |
| 2015 | #ifdef CONFIG_AUDIO_DSOUND |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2016 | CASE(DSOUND, dsound, ); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2017 | #endif |
| 2018 | #ifdef CONFIG_AUDIO_JACK |
Geoffrey McRae | 2e44570 | 2020-04-29 15:53:58 +1000 | [diff] [blame] | 2019 | CASE(JACK, jack, Jack); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2020 | #endif |
| 2021 | #ifdef CONFIG_AUDIO_OSS |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2022 | CASE(OSS, oss, Oss); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2023 | #endif |
| 2024 | #ifdef CONFIG_AUDIO_PA |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2025 | CASE(PA, pa, Pa); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2026 | #endif |
Dorinda Bassey | c2d3d1c | 2023-04-17 12:56:54 +0200 | [diff] [blame] | 2027 | #ifdef CONFIG_AUDIO_PIPEWIRE |
| 2028 | CASE(PIPEWIRE, pipewire, Pipewire); |
| 2029 | #endif |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2030 | #ifdef CONFIG_AUDIO_SDL |
Volker Rümelin | 5a0926c | 2021-01-10 11:02:19 +0100 | [diff] [blame] | 2031 | CASE(SDL, sdl, Sdl); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2032 | #endif |
| 2033 | #ifdef CONFIG_AUDIO_SNDIO |
Alexandre Ratchov | 663df1c | 2022-09-07 15:23:42 +0200 | [diff] [blame] | 2034 | CASE(SNDIO, sndio, ); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2035 | #endif |
| 2036 | #ifdef CONFIG_SPICE |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2037 | CASE(SPICE, spice, ); |
Daniel P. Berrangé | 7a92a85 | 2023-01-23 09:39:57 +0100 | [diff] [blame] | 2038 | #endif |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2039 | CASE(WAV, wav, ); |
| 2040 | |
| 2041 | case AUDIODEV_DRIVER__MAX: |
| 2042 | abort(); |
| 2043 | }; |
| 2044 | } |
| 2045 | |
| 2046 | static void audio_validate_per_direction_opts( |
| 2047 | AudiodevPerDirectionOptions *pdo, Error **errp) |
| 2048 | { |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 2049 | if (!pdo->has_mixing_engine) { |
| 2050 | pdo->has_mixing_engine = true; |
| 2051 | pdo->mixing_engine = true; |
| 2052 | } |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2053 | if (!pdo->has_fixed_settings) { |
| 2054 | pdo->has_fixed_settings = true; |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 2055 | pdo->fixed_settings = pdo->mixing_engine; |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2056 | } |
| 2057 | if (!pdo->fixed_settings && |
| 2058 | (pdo->has_frequency || pdo->has_channels || pdo->has_format)) { |
| 2059 | error_setg(errp, |
| 2060 | "You can't use frequency, channels or format with fixed-settings=off"); |
| 2061 | return; |
| 2062 | } |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 2063 | if (!pdo->mixing_engine && pdo->fixed_settings) { |
| 2064 | error_setg(errp, "You can't use fixed-settings without mixeng"); |
| 2065 | return; |
| 2066 | } |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2067 | |
| 2068 | if (!pdo->has_frequency) { |
| 2069 | pdo->has_frequency = true; |
| 2070 | pdo->frequency = 44100; |
| 2071 | } |
| 2072 | if (!pdo->has_channels) { |
| 2073 | pdo->has_channels = true; |
| 2074 | pdo->channels = 2; |
| 2075 | } |
| 2076 | if (!pdo->has_voices) { |
| 2077 | pdo->has_voices = true; |
Kővágó, Zoltán | 1930616 | 2019-10-13 21:57:59 +0200 | [diff] [blame] | 2078 | pdo->voices = pdo->mixing_engine ? 1 : INT_MAX; |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2079 | } |
| 2080 | if (!pdo->has_format) { |
| 2081 | pdo->has_format = true; |
| 2082 | pdo->format = AUDIO_FORMAT_S16; |
| 2083 | } |
| 2084 | } |
| 2085 | |
| 2086 | static void audio_validate_opts(Audiodev *dev, Error **errp) |
| 2087 | { |
| 2088 | Error *err = NULL; |
| 2089 | |
| 2090 | audio_create_pdos(dev); |
| 2091 | |
| 2092 | audio_validate_per_direction_opts(audio_get_pdo_in(dev), &err); |
| 2093 | if (err) { |
| 2094 | error_propagate(errp, err); |
| 2095 | return; |
| 2096 | } |
| 2097 | |
| 2098 | audio_validate_per_direction_opts(audio_get_pdo_out(dev), &err); |
| 2099 | if (err) { |
| 2100 | error_propagate(errp, err); |
| 2101 | return; |
| 2102 | } |
| 2103 | |
| 2104 | if (!dev->has_timer_period) { |
| 2105 | dev->has_timer_period = true; |
| 2106 | dev->timer_period = 10000; /* 100Hz -> 10ms */ |
| 2107 | } |
| 2108 | } |
| 2109 | |
Claudio Fontana | 5e03b6d | 2022-09-08 10:14:41 +0200 | [diff] [blame] | 2110 | void audio_help(void) |
| 2111 | { |
| 2112 | int i; |
| 2113 | |
| 2114 | printf("Available audio drivers:\n"); |
| 2115 | |
| 2116 | for (i = 0; i < AUDIODEV_DRIVER__MAX; i++) { |
| 2117 | audio_driver *driver = audio_driver_lookup(AudiodevDriver_str(i)); |
| 2118 | if (driver) { |
| 2119 | printf("%s\n", driver->name); |
| 2120 | } |
| 2121 | } |
| 2122 | } |
| 2123 | |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2124 | void audio_parse_option(const char *opt) |
| 2125 | { |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2126 | Audiodev *dev = NULL; |
| 2127 | |
Claudio Fontana | 5e03b6d | 2022-09-08 10:14:41 +0200 | [diff] [blame] | 2128 | if (is_help_option(opt)) { |
| 2129 | audio_help(); |
| 2130 | exit(EXIT_SUCCESS); |
| 2131 | } |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2132 | Visitor *v = qobject_input_visitor_new_str(opt, "driver", &error_fatal); |
| 2133 | visit_type_Audiodev(v, NULL, &dev, &error_fatal); |
| 2134 | visit_free(v); |
| 2135 | |
Paolo Bonzini | 039a683 | 2022-04-27 12:27:46 +0200 | [diff] [blame] | 2136 | audio_define(dev); |
| 2137 | } |
| 2138 | |
| 2139 | void audio_define(Audiodev *dev) |
| 2140 | { |
| 2141 | AudiodevListEntry *e; |
| 2142 | |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2143 | audio_validate_opts(dev, &error_fatal); |
| 2144 | |
Markus Armbruster | b21e238 | 2022-03-15 15:41:56 +0100 | [diff] [blame] | 2145 | e = g_new0(AudiodevListEntry, 1); |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2146 | e->dev = dev; |
| 2147 | QSIMPLEQ_INSERT_TAIL(&audiodevs, e, next); |
| 2148 | } |
| 2149 | |
Paolo Bonzini | 8f527a3 | 2023-10-05 12:17:28 +0200 | [diff] [blame] | 2150 | void audio_define_default(Audiodev *dev, Error **errp) |
| 2151 | { |
| 2152 | AudiodevListEntry *e; |
| 2153 | |
| 2154 | audio_validate_opts(dev, errp); |
| 2155 | |
| 2156 | e = g_new0(AudiodevListEntry, 1); |
| 2157 | e->dev = dev; |
| 2158 | QSIMPLEQ_INSERT_TAIL(&default_audiodevs, e, next); |
| 2159 | } |
| 2160 | |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 2161 | void audio_init_audiodevs(void) |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2162 | { |
| 2163 | AudiodevListEntry *e; |
| 2164 | |
| 2165 | QSIMPLEQ_FOREACH(e, &audiodevs, next) { |
Martin Kletzander | cb94ff5 | 2023-10-02 16:27:57 +0200 | [diff] [blame] | 2166 | audio_init(e->dev, &error_fatal); |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2167 | } |
| 2168 | } |
| 2169 | |
| 2170 | audsettings audiodev_to_audsettings(AudiodevPerDirectionOptions *pdo) |
| 2171 | { |
| 2172 | return (audsettings) { |
| 2173 | .freq = pdo->frequency, |
| 2174 | .nchannels = pdo->channels, |
| 2175 | .fmt = pdo->format, |
| 2176 | .endianness = AUDIO_HOST_ENDIANNESS, |
| 2177 | }; |
| 2178 | } |
| 2179 | |
| 2180 | int audioformat_bytes_per_sample(AudioFormat fmt) |
| 2181 | { |
| 2182 | switch (fmt) { |
| 2183 | case AUDIO_FORMAT_U8: |
| 2184 | case AUDIO_FORMAT_S8: |
| 2185 | return 1; |
| 2186 | |
| 2187 | case AUDIO_FORMAT_U16: |
| 2188 | case AUDIO_FORMAT_S16: |
| 2189 | return 2; |
| 2190 | |
| 2191 | case AUDIO_FORMAT_U32: |
| 2192 | case AUDIO_FORMAT_S32: |
Kővágó, Zoltán | ed2a4a7 | 2020-02-02 20:38:07 +0100 | [diff] [blame] | 2193 | case AUDIO_FORMAT_F32: |
Kővágó, Zoltán | 7183022 | 2019-03-08 23:34:15 +0100 | [diff] [blame] | 2194 | return 4; |
| 2195 | |
| 2196 | case AUDIO_FORMAT__MAX: |
| 2197 | ; |
| 2198 | } |
| 2199 | abort(); |
| 2200 | } |
| 2201 | |
| 2202 | |
| 2203 | /* frames = freq * usec / 1e6 */ |
| 2204 | int audio_buffer_frames(AudiodevPerDirectionOptions *pdo, |
| 2205 | audsettings *as, int def_usecs) |
| 2206 | { |
| 2207 | uint64_t usecs = pdo->has_buffer_length ? pdo->buffer_length : def_usecs; |
| 2208 | return (as->freq * usecs + 500000) / 1000000; |
| 2209 | } |
| 2210 | |
| 2211 | /* samples = channels * frames = channels * freq * usec / 1e6 */ |
| 2212 | int audio_buffer_samples(AudiodevPerDirectionOptions *pdo, |
| 2213 | audsettings *as, int def_usecs) |
| 2214 | { |
| 2215 | return as->nchannels * audio_buffer_frames(pdo, as, def_usecs); |
| 2216 | } |
| 2217 | |
| 2218 | /* |
| 2219 | * bytes = bytes_per_sample * samples = |
| 2220 | * bytes_per_sample * channels * freq * usec / 1e6 |
| 2221 | */ |
| 2222 | int audio_buffer_bytes(AudiodevPerDirectionOptions *pdo, |
| 2223 | audsettings *as, int def_usecs) |
| 2224 | { |
| 2225 | return audio_buffer_samples(pdo, as, def_usecs) * |
| 2226 | audioformat_bytes_per_sample(as->fmt); |
| 2227 | } |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 2228 | |
Paolo Bonzini | 176adaf | 2023-09-22 17:29:19 +0200 | [diff] [blame] | 2229 | AudioState *audio_state_by_name(const char *name, Error **errp) |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 2230 | { |
| 2231 | AudioState *s; |
| 2232 | QTAILQ_FOREACH(s, &audio_states, list) { |
| 2233 | assert(s->dev); |
| 2234 | if (strcmp(name, s->dev->id) == 0) { |
| 2235 | return s; |
| 2236 | } |
| 2237 | } |
Paolo Bonzini | 176adaf | 2023-09-22 17:29:19 +0200 | [diff] [blame] | 2238 | error_setg(errp, "audiodev '%s' not found", name); |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 2239 | return NULL; |
| 2240 | } |
| 2241 | |
| 2242 | const char *audio_get_id(QEMUSoundCard *card) |
| 2243 | { |
| 2244 | if (card->state) { |
| 2245 | assert(card->state->dev); |
| 2246 | return card->state->dev->id; |
| 2247 | } else { |
| 2248 | return ""; |
| 2249 | } |
| 2250 | } |
Kővágó, Zoltán | 857271a | 2019-09-19 23:24:21 +0200 | [diff] [blame] | 2251 | |
Volker Rümelin | 37a54d0 | 2021-05-17 21:46:03 +0200 | [diff] [blame] | 2252 | const char *audio_application_name(void) |
| 2253 | { |
| 2254 | const char *vm_name; |
| 2255 | |
| 2256 | vm_name = qemu_get_vm_name(); |
| 2257 | return vm_name ? vm_name : "qemu"; |
| 2258 | } |
| 2259 | |
Kővágó, Zoltán | 857271a | 2019-09-19 23:24:21 +0200 | [diff] [blame] | 2260 | void audio_rate_start(RateCtl *rate) |
| 2261 | { |
| 2262 | memset(rate, 0, sizeof(RateCtl)); |
| 2263 | rate->start_ticks = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); |
| 2264 | } |
| 2265 | |
Volker Rümelin | 0273264 | 2022-09-23 20:36:33 +0200 | [diff] [blame] | 2266 | size_t audio_rate_peek_bytes(RateCtl *rate, struct audio_pcm_info *info) |
Kővágó, Zoltán | 857271a | 2019-09-19 23:24:21 +0200 | [diff] [blame] | 2267 | { |
| 2268 | int64_t now; |
| 2269 | int64_t ticks; |
| 2270 | int64_t bytes; |
Volker Rümelin | 0273264 | 2022-09-23 20:36:33 +0200 | [diff] [blame] | 2271 | int64_t frames; |
Kővágó, Zoltán | 857271a | 2019-09-19 23:24:21 +0200 | [diff] [blame] | 2272 | |
| 2273 | now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); |
| 2274 | ticks = now - rate->start_ticks; |
| 2275 | bytes = muldiv64(ticks, info->bytes_per_second, NANOSECONDS_PER_SECOND); |
Volker Rümelin | 0273264 | 2022-09-23 20:36:33 +0200 | [diff] [blame] | 2276 | frames = (bytes - rate->bytes_sent) / info->bytes_per_frame; |
| 2277 | if (frames < 0 || frames > 65536) { |
| 2278 | AUD_log(NULL, "Resetting rate control (%" PRId64 " frames)\n", frames); |
Kővágó, Zoltán | 857271a | 2019-09-19 23:24:21 +0200 | [diff] [blame] | 2279 | audio_rate_start(rate); |
Volker Rümelin | 0273264 | 2022-09-23 20:36:33 +0200 | [diff] [blame] | 2280 | frames = 0; |
Kővágó, Zoltán | 857271a | 2019-09-19 23:24:21 +0200 | [diff] [blame] | 2281 | } |
| 2282 | |
Volker Rümelin | 0273264 | 2022-09-23 20:36:33 +0200 | [diff] [blame] | 2283 | return frames * info->bytes_per_frame; |
| 2284 | } |
| 2285 | |
| 2286 | void audio_rate_add_bytes(RateCtl *rate, size_t bytes_used) |
| 2287 | { |
| 2288 | rate->bytes_sent += bytes_used; |
| 2289 | } |
| 2290 | |
Volker Rümelin | 613fe02 | 2022-09-23 20:36:36 +0200 | [diff] [blame] | 2291 | size_t audio_rate_get_bytes(RateCtl *rate, struct audio_pcm_info *info, |
Volker Rümelin | 0273264 | 2022-09-23 20:36:33 +0200 | [diff] [blame] | 2292 | size_t bytes_avail) |
| 2293 | { |
| 2294 | size_t bytes; |
| 2295 | |
| 2296 | bytes = audio_rate_peek_bytes(rate, info); |
| 2297 | bytes = MIN(bytes, bytes_avail); |
| 2298 | audio_rate_add_bytes(rate, bytes); |
| 2299 | |
| 2300 | return bytes; |
Kővágó, Zoltán | 857271a | 2019-09-19 23:24:21 +0200 | [diff] [blame] | 2301 | } |
Daniel P. Berrangé | 637d180 | 2023-01-23 09:39:56 +0100 | [diff] [blame] | 2302 | |
| 2303 | AudiodevList *qmp_query_audiodevs(Error **errp) |
| 2304 | { |
| 2305 | AudiodevList *ret = NULL; |
| 2306 | AudiodevListEntry *e; |
| 2307 | QSIMPLEQ_FOREACH(e, &audiodevs, next) { |
| 2308 | QAPI_LIST_PREPEND(ret, QAPI_CLONE(Audiodev, e->dev)); |
| 2309 | } |
| 2310 | return ret; |
| 2311 | } |