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fb065187 FB |
1 | /* |
2 | * QEMU Audio subsystem header | |
1d14ffa9 FB |
3 | * |
4 | * Copyright (c) 2003-2005 Vassili Karpov (malc) | |
5 | * | |
fb065187 FB |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
175de524 | 24 | |
fb065187 FB |
25 | #ifndef QEMU_AUDIO_INT_H |
26 | #define QEMU_AUDIO_INT_H | |
27 | ||
1ef1ec2a | 28 | #ifdef CONFIG_AUDIO_COREAUDIO |
1d14ffa9 FB |
29 | #define FLOAT_MIXENG |
30 | /* #define RECIPROCAL */ | |
31 | #endif | |
32 | #include "mixeng.h" | |
33 | ||
1d14ffa9 FB |
34 | struct audio_pcm_ops; |
35 | ||
1d14ffa9 FB |
36 | struct audio_callback { |
37 | void *opaque; | |
cb4f03e8 | 38 | audio_callback_fn fn; |
1d14ffa9 | 39 | }; |
fb065187 | 40 | |
1d14ffa9 FB |
41 | struct audio_pcm_info { |
42 | int bits; | |
43 | int sign; | |
44 | int freq; | |
45 | int nchannels; | |
46 | int align; | |
47 | int shift; | |
48 | int bytes_per_second; | |
d929eba5 | 49 | int swap_endianness; |
1d14ffa9 | 50 | }; |
fb065187 | 51 | |
526fb058 | 52 | typedef struct AudioState AudioState; |
ec36b695 FB |
53 | typedef struct SWVoiceCap SWVoiceCap; |
54 | ||
1d14ffa9 | 55 | typedef struct HWVoiceOut { |
526fb058 | 56 | AudioState *s; |
fb065187 | 57 | int enabled; |
713a98f8 | 58 | int poll_mode; |
fb065187 | 59 | int pending_disable; |
1d14ffa9 | 60 | struct audio_pcm_info info; |
fb065187 FB |
61 | |
62 | f_sample *clip; | |
fb065187 FB |
63 | |
64 | int rpos; | |
1d14ffa9 | 65 | uint64_t ts_helper; |
fb065187 | 66 | |
1ea879e5 | 67 | struct st_sample *mix_buf; |
fb065187 FB |
68 | |
69 | int samples; | |
72cf2d4f BS |
70 | QLIST_HEAD (sw_out_listhead, SWVoiceOut) sw_head; |
71 | QLIST_HEAD (sw_cap_listhead, SWVoiceCap) cap_head; | |
c01b2456 | 72 | int ctl_caps; |
35f4b58c | 73 | struct audio_pcm_ops *pcm_ops; |
72cf2d4f | 74 | QLIST_ENTRY (HWVoiceOut) entries; |
1d14ffa9 | 75 | } HWVoiceOut; |
fb065187 | 76 | |
1d14ffa9 | 77 | typedef struct HWVoiceIn { |
526fb058 | 78 | AudioState *s; |
1d14ffa9 | 79 | int enabled; |
713a98f8 | 80 | int poll_mode; |
1d14ffa9 FB |
81 | struct audio_pcm_info info; |
82 | ||
83 | t_sample *conv; | |
7372f88d | 84 | |
1d14ffa9 | 85 | int wpos; |
1d14ffa9 FB |
86 | int total_samples_captured; |
87 | uint64_t ts_helper; | |
fb065187 | 88 | |
1ea879e5 | 89 | struct st_sample *conv_buf; |
fb065187 | 90 | |
1d14ffa9 | 91 | int samples; |
72cf2d4f | 92 | QLIST_HEAD (sw_in_listhead, SWVoiceIn) sw_head; |
c01b2456 | 93 | int ctl_caps; |
35f4b58c | 94 | struct audio_pcm_ops *pcm_ops; |
72cf2d4f | 95 | QLIST_ENTRY (HWVoiceIn) entries; |
1d14ffa9 | 96 | } HWVoiceIn; |
fb065187 | 97 | |
1d14ffa9 | 98 | struct SWVoiceOut { |
1a7dafce | 99 | QEMUSoundCard *card; |
526fb058 | 100 | AudioState *s; |
1d14ffa9 | 101 | struct audio_pcm_info info; |
fb065187 | 102 | t_sample *conv; |
fb065187 | 103 | int64_t ratio; |
1ea879e5 | 104 | struct st_sample *buf; |
fb065187 | 105 | void *rate; |
1d14ffa9 FB |
106 | int total_hw_samples_mixed; |
107 | int active; | |
108 | int empty; | |
109 | HWVoiceOut *hw; | |
110 | char *name; | |
1ea879e5 | 111 | struct mixeng_volume vol; |
1d14ffa9 | 112 | struct audio_callback callback; |
72cf2d4f | 113 | QLIST_ENTRY (SWVoiceOut) entries; |
1d14ffa9 | 114 | }; |
fb065187 | 115 | |
1d14ffa9 | 116 | struct SWVoiceIn { |
1a7dafce | 117 | QEMUSoundCard *card; |
526fb058 | 118 | AudioState *s; |
fb065187 | 119 | int active; |
1d14ffa9 FB |
120 | struct audio_pcm_info info; |
121 | int64_t ratio; | |
122 | void *rate; | |
123 | int total_hw_samples_acquired; | |
1ea879e5 | 124 | struct st_sample *buf; |
1d14ffa9 FB |
125 | f_sample *clip; |
126 | HWVoiceIn *hw; | |
fb065187 | 127 | char *name; |
1ea879e5 | 128 | struct mixeng_volume vol; |
1d14ffa9 | 129 | struct audio_callback callback; |
72cf2d4f | 130 | QLIST_ENTRY (SWVoiceIn) entries; |
fb065187 FB |
131 | }; |
132 | ||
d3893a39 | 133 | typedef struct audio_driver audio_driver; |
c0fe3827 FB |
134 | struct audio_driver { |
135 | const char *name; | |
136 | const char *descr; | |
71830221 | 137 | void *(*init) (Audiodev *); |
c0fe3827 | 138 | void (*fini) (void *); |
35f4b58c | 139 | struct audio_pcm_ops *pcm_ops; |
c0fe3827 FB |
140 | int can_be_default; |
141 | int max_voices_out; | |
142 | int max_voices_in; | |
143 | int voice_size_out; | |
144 | int voice_size_in; | |
c01b2456 | 145 | int ctl_caps; |
d3893a39 | 146 | QLIST_ENTRY(audio_driver) next; |
c0fe3827 FB |
147 | }; |
148 | ||
1d14ffa9 | 149 | struct audio_pcm_ops { |
5706db1d | 150 | int (*init_out)(HWVoiceOut *hw, struct audsettings *as, void *drv_opaque); |
1d14ffa9 | 151 | void (*fini_out)(HWVoiceOut *hw); |
bdff253c | 152 | int (*run_out) (HWVoiceOut *hw, int live); |
1d14ffa9 FB |
153 | int (*write) (SWVoiceOut *sw, void *buf, int size); |
154 | int (*ctl_out) (HWVoiceOut *hw, int cmd, ...); | |
155 | ||
5706db1d | 156 | int (*init_in) (HWVoiceIn *hw, struct audsettings *as, void *drv_opaque); |
1d14ffa9 FB |
157 | void (*fini_in) (HWVoiceIn *hw); |
158 | int (*run_in) (HWVoiceIn *hw); | |
159 | int (*read) (SWVoiceIn *sw, void *buf, int size); | |
160 | int (*ctl_in) (HWVoiceIn *hw, int cmd, ...); | |
fb065187 FB |
161 | }; |
162 | ||
8ead62cf FB |
163 | struct capture_callback { |
164 | struct audio_capture_ops ops; | |
165 | void *opaque; | |
72cf2d4f | 166 | QLIST_ENTRY (capture_callback) entries; |
8ead62cf FB |
167 | }; |
168 | ||
ec36b695 | 169 | struct CaptureVoiceOut { |
8ead62cf FB |
170 | HWVoiceOut hw; |
171 | void *buf; | |
72cf2d4f BS |
172 | QLIST_HEAD (cb_listhead, capture_callback) cb_head; |
173 | QLIST_ENTRY (CaptureVoiceOut) entries; | |
ec36b695 FB |
174 | }; |
175 | ||
176 | struct SWVoiceCap { | |
177 | SWVoiceOut sw; | |
178 | CaptureVoiceOut *cap; | |
72cf2d4f | 179 | QLIST_ENTRY (SWVoiceCap) entries; |
ec36b695 | 180 | }; |
8ead62cf | 181 | |
fd5283fb | 182 | typedef struct AudioState { |
c0fe3827 | 183 | struct audio_driver *drv; |
71830221 | 184 | Audiodev *dev; |
c0fe3827 FB |
185 | void *drv_opaque; |
186 | ||
187 | QEMUTimer *ts; | |
72cf2d4f BS |
188 | QLIST_HEAD (card_listhead, QEMUSoundCard) card_head; |
189 | QLIST_HEAD (hw_in_listhead, HWVoiceIn) hw_head_in; | |
190 | QLIST_HEAD (hw_out_listhead, HWVoiceOut) hw_head_out; | |
191 | QLIST_HEAD (cap_listhead, CaptureVoiceOut) cap_head; | |
c0fe3827 FB |
192 | int nb_hw_voices_out; |
193 | int nb_hw_voices_in; | |
978dd635 | 194 | int vm_running; |
71830221 | 195 | int64_t period_ticks; |
526fb058 KZ |
196 | |
197 | bool timer_running; | |
198 | uint64_t timer_last; | |
ecd97e95 KZ |
199 | |
200 | QTAILQ_ENTRY(AudioState) list; | |
fd5283fb | 201 | } AudioState; |
c0fe3827 | 202 | |
00e07679 | 203 | extern const struct mixeng_volume nominal_volume; |
c0fe3827 | 204 | |
71830221 KZ |
205 | extern const char *audio_prio_list[]; |
206 | ||
d3893a39 GH |
207 | void audio_driver_register(audio_driver *drv); |
208 | audio_driver *audio_driver_lookup(const char *name); | |
209 | ||
1ea879e5 | 210 | void audio_pcm_init_info (struct audio_pcm_info *info, struct audsettings *as); |
1d14ffa9 FB |
211 | void audio_pcm_info_clear_buf (struct audio_pcm_info *info, void *buf, int len); |
212 | ||
213 | int audio_pcm_sw_write (SWVoiceOut *sw, void *buf, int len); | |
214 | int audio_pcm_hw_get_live_in (HWVoiceIn *hw); | |
215 | ||
216 | int audio_pcm_sw_read (SWVoiceIn *sw, void *buf, int len); | |
fb065187 | 217 | |
ddabec73 | 218 | int audio_pcm_hw_clip_out (HWVoiceOut *hw, void *pcm_buf, |
219 | int live, int pending); | |
220 | ||
c0fe3827 FB |
221 | int audio_bug (const char *funcname, int cond); |
222 | void *audio_calloc (const char *funcname, int nmemb, size_t size); | |
223 | ||
713a98f8 | 224 | void audio_run (const char *msg); |
225 | ||
fb065187 FB |
226 | #define VOICE_ENABLE 1 |
227 | #define VOICE_DISABLE 2 | |
6c95ab94 | 228 | #define VOICE_VOLUME 3 |
fb065187 | 229 | |
c01b2456 MAL |
230 | #define VOICE_VOLUME_CAP (1 << VOICE_VOLUME) |
231 | ||
1d14ffa9 FB |
232 | static inline int audio_ring_dist (int dst, int src, int len) |
233 | { | |
234 | return (dst >= src) ? (dst - src) : (len - src + dst); | |
235 | } | |
236 | ||
87e613ea | 237 | #define dolog(fmt, ...) AUD_log(AUDIO_CAP, fmt, ## __VA_ARGS__) |
1d14ffa9 FB |
238 | |
239 | #ifdef DEBUG | |
87e613ea | 240 | #define ldebug(fmt, ...) AUD_log(AUDIO_CAP, fmt, ## __VA_ARGS__) |
1d14ffa9 | 241 | #else |
87e613ea | 242 | #define ldebug(fmt, ...) (void)0 |
1d14ffa9 | 243 | #endif |
1d14ffa9 FB |
244 | |
245 | #define AUDIO_STRINGIFY_(n) #n | |
246 | #define AUDIO_STRINGIFY(n) AUDIO_STRINGIFY_(n) | |
247 | ||
71830221 KZ |
248 | typedef struct AudiodevListEntry { |
249 | Audiodev *dev; | |
250 | QSIMPLEQ_ENTRY(AudiodevListEntry) next; | |
251 | } AudiodevListEntry; | |
252 | ||
253 | typedef QSIMPLEQ_HEAD(, AudiodevListEntry) AudiodevListHead; | |
254 | AudiodevListHead audio_handle_legacy_opts(void); | |
255 | ||
256 | void audio_free_audiodev_list(AudiodevListHead *head); | |
257 | ||
258 | void audio_create_pdos(Audiodev *dev); | |
259 | AudiodevPerDirectionOptions *audio_get_pdo_in(Audiodev *dev); | |
260 | AudiodevPerDirectionOptions *audio_get_pdo_out(Audiodev *dev); | |
261 | ||
175de524 | 262 | #endif /* QEMU_AUDIO_INT_H */ |