The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 1 | /* |
| 2 | * QEMU Audio subsystem header |
| 3 | * |
| 4 | * Copyright (c) 2003-2005 Vassili Karpov (malc) |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 22 | * THE SOFTWARE. |
| 23 | */ |
| 24 | #ifndef QEMU_AUDIO_INT_H |
| 25 | #define QEMU_AUDIO_INT_H |
| 26 | |
| 27 | #include "audio/audio.h" |
| 28 | |
| 29 | #ifdef CONFIG_COREAUDIO |
| 30 | #define FLOAT_MIXENG |
| 31 | /* #define RECIPROCAL */ |
| 32 | #endif |
| 33 | #include "mixeng.h" |
| 34 | |
| 35 | struct audio_pcm_ops; |
| 36 | |
| 37 | typedef enum { |
| 38 | AUD_OPT_INT, |
| 39 | AUD_OPT_FMT, |
| 40 | AUD_OPT_STR, |
| 41 | AUD_OPT_BOOL |
| 42 | } audio_option_tag_e; |
| 43 | |
| 44 | struct audio_option { |
| 45 | const char *name; |
| 46 | audio_option_tag_e tag; |
| 47 | void *valp; |
| 48 | const char *descr; |
| 49 | int *overriddenp; |
| 50 | int overridden; |
| 51 | }; |
| 52 | |
| 53 | struct audio_callback { |
| 54 | void *opaque; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 55 | audio_callback_fn fn; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 56 | }; |
| 57 | |
| 58 | struct audio_pcm_info { |
| 59 | int bits; |
| 60 | int sign; |
| 61 | int freq; |
| 62 | int nchannels; |
| 63 | int align; |
| 64 | int shift; |
| 65 | int bytes_per_second; |
| 66 | int swap_endianness; |
| 67 | }; |
| 68 | |
| 69 | typedef struct SWVoiceCap SWVoiceCap; |
| 70 | |
| 71 | typedef struct HWVoiceOut { |
| 72 | int enabled; |
David 'Digit' Turner | 5d0e37b | 2011-01-02 12:58:51 +0100 | [diff] [blame] | 73 | int poll_mode; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 74 | int pending_disable; |
| 75 | struct audio_pcm_info info; |
| 76 | |
| 77 | f_sample *clip; |
| 78 | |
| 79 | int rpos; |
| 80 | uint64_t ts_helper; |
| 81 | |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 82 | struct st_sample *mix_buf; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 83 | |
| 84 | int samples; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 85 | QLIST_HEAD (sw_out_listhead, SWVoiceOut) sw_head; |
| 86 | QLIST_HEAD (sw_cap_listhead, SWVoiceCap) cap_head; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 87 | struct audio_pcm_ops *pcm_ops; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 88 | QLIST_ENTRY (HWVoiceOut) entries; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 89 | } HWVoiceOut; |
| 90 | |
| 91 | typedef struct HWVoiceIn { |
| 92 | int enabled; |
David 'Digit' Turner | 5d0e37b | 2011-01-02 12:58:51 +0100 | [diff] [blame] | 93 | int poll_mode; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 94 | struct audio_pcm_info info; |
| 95 | |
| 96 | t_sample *conv; |
| 97 | |
| 98 | int wpos; |
| 99 | int total_samples_captured; |
| 100 | uint64_t ts_helper; |
| 101 | |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 102 | struct st_sample *conv_buf; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 103 | |
| 104 | int samples; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 105 | QLIST_HEAD (sw_in_listhead, SWVoiceIn) sw_head; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 106 | struct audio_pcm_ops *pcm_ops; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 107 | QLIST_ENTRY (HWVoiceIn) entries; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 108 | } HWVoiceIn; |
| 109 | |
| 110 | struct SWVoiceOut { |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 111 | QEMUSoundCard *card; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 112 | struct audio_pcm_info info; |
| 113 | t_sample *conv; |
| 114 | int64_t ratio; |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 115 | struct st_sample *buf; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 116 | void *rate; |
| 117 | int total_hw_samples_mixed; |
| 118 | int active; |
| 119 | int empty; |
| 120 | HWVoiceOut *hw; |
| 121 | char *name; |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 122 | struct mixeng_volume vol; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 123 | struct audio_callback callback; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 124 | QLIST_ENTRY (SWVoiceOut) entries; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 125 | }; |
| 126 | |
| 127 | struct SWVoiceIn { |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 128 | QEMUSoundCard *card; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 129 | int active; |
| 130 | struct audio_pcm_info info; |
| 131 | int64_t ratio; |
| 132 | void *rate; |
| 133 | int total_hw_samples_acquired; |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 134 | struct st_sample *buf; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 135 | f_sample *clip; |
| 136 | HWVoiceIn *hw; |
| 137 | char *name; |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 138 | struct mixeng_volume vol; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 139 | struct audio_callback callback; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 140 | QLIST_ENTRY (SWVoiceIn) entries; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 141 | }; |
| 142 | |
| 143 | struct audio_driver { |
| 144 | const char *name; |
| 145 | const char *descr; |
| 146 | struct audio_option *options; |
| 147 | void *(*init) (void); |
| 148 | void (*fini) (void *); |
| 149 | struct audio_pcm_ops *pcm_ops; |
| 150 | int can_be_default; |
| 151 | int max_voices_out; |
| 152 | int max_voices_in; |
| 153 | int voice_size_out; |
| 154 | int voice_size_in; |
| 155 | }; |
| 156 | |
| 157 | struct audio_pcm_ops { |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 158 | int (*init_out)(HWVoiceOut *hw, struct audsettings *as); |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 159 | void (*fini_out)(HWVoiceOut *hw); |
David 'Digit' Turner | 5d0e37b | 2011-01-02 12:58:51 +0100 | [diff] [blame] | 160 | int (*run_out) (HWVoiceOut *hw, int live); |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 161 | int (*write) (SWVoiceOut *sw, void *buf, int size); |
| 162 | int (*ctl_out) (HWVoiceOut *hw, int cmd, ...); |
| 163 | |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 164 | int (*init_in) (HWVoiceIn *hw, struct audsettings *as); |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 165 | void (*fini_in) (HWVoiceIn *hw); |
| 166 | int (*run_in) (HWVoiceIn *hw); |
| 167 | int (*read) (SWVoiceIn *sw, void *buf, int size); |
| 168 | int (*ctl_in) (HWVoiceIn *hw, int cmd, ...); |
| 169 | }; |
| 170 | |
| 171 | struct capture_callback { |
| 172 | struct audio_capture_ops ops; |
| 173 | void *opaque; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 174 | QLIST_ENTRY (capture_callback) entries; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 175 | }; |
| 176 | |
| 177 | struct CaptureVoiceOut { |
| 178 | HWVoiceOut hw; |
| 179 | void *buf; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 180 | QLIST_HEAD (cb_listhead, capture_callback) cb_head; |
| 181 | QLIST_ENTRY (CaptureVoiceOut) entries; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 182 | }; |
| 183 | |
| 184 | struct SWVoiceCap { |
| 185 | SWVoiceOut sw; |
| 186 | CaptureVoiceOut *cap; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 187 | QLIST_ENTRY (SWVoiceCap) entries; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 188 | }; |
| 189 | |
| 190 | struct AudioState { |
David 'Digit' Turner | 5d0e37b | 2011-01-02 12:58:51 +0100 | [diff] [blame] | 191 | struct audio_driver *drv; |
| 192 | void *drv_opaque; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 193 | |
| 194 | QEMUTimer *ts; |
David 'Digit' Turner | a5d4120 | 2010-05-10 18:37:10 -0700 | [diff] [blame] | 195 | QLIST_HEAD (card_listhead, QEMUSoundCard) card_head; |
| 196 | QLIST_HEAD (hw_in_listhead, HWVoiceIn) hw_head_in; |
| 197 | QLIST_HEAD (hw_out_listhead, HWVoiceOut) hw_head_out; |
| 198 | QLIST_HEAD (cap_listhead, CaptureVoiceOut) cap_head; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 199 | int nb_hw_voices_out; |
| 200 | int nb_hw_voices_in; |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 201 | int vm_running; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 202 | }; |
| 203 | |
| 204 | extern struct audio_driver no_audio_driver; |
| 205 | extern struct audio_driver oss_audio_driver; |
David 'Digit' Turner | 5d0e37b | 2011-01-02 12:58:51 +0100 | [diff] [blame] | 206 | extern struct audio_driver sdl_audio_driver; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 207 | extern struct audio_driver win_audio_driver; |
| 208 | extern struct audio_driver wav_audio_driver; |
| 209 | extern struct audio_driver fmod_audio_driver; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 210 | extern struct audio_driver alsa_audio_driver; |
| 211 | extern struct audio_driver coreaudio_audio_driver; |
| 212 | extern struct audio_driver dsound_audio_driver; |
| 213 | extern struct audio_driver esd_audio_driver; |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 214 | extern struct audio_driver pa_audio_driver; |
David 'Digit' Turner | 5d0e37b | 2011-01-02 12:58:51 +0100 | [diff] [blame] | 215 | extern struct audio_driver winwave_audio_driver; |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 216 | extern struct mixeng_volume nominal_volume; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 217 | |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 218 | void audio_pcm_init_info (struct audio_pcm_info *info, struct audsettings *as); |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 219 | void audio_pcm_info_clear_buf (struct audio_pcm_info *info, void *buf, int len); |
| 220 | |
| 221 | int audio_pcm_sw_write (SWVoiceOut *sw, void *buf, int len); |
| 222 | int audio_pcm_hw_get_live_in (HWVoiceIn *hw); |
| 223 | |
| 224 | int audio_pcm_sw_read (SWVoiceIn *sw, void *buf, int len); |
David 'Digit' Turner | 5d0e37b | 2011-01-02 12:58:51 +0100 | [diff] [blame] | 225 | |
| 226 | int audio_pcm_hw_clip_out (HWVoiceOut *hw, void *pcm_buf, |
| 227 | int live, int pending); |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 228 | |
| 229 | int audio_bug (const char *funcname, int cond); |
| 230 | void *audio_calloc (const char *funcname, int nmemb, size_t size); |
| 231 | |
David 'Digit' Turner | 5d0e37b | 2011-01-02 12:58:51 +0100 | [diff] [blame] | 232 | void audio_run (const char *msg); |
| 233 | |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 234 | #define VOICE_ENABLE 1 |
| 235 | #define VOICE_DISABLE 2 |
| 236 | |
| 237 | static inline int audio_ring_dist (int dst, int src, int len) |
| 238 | { |
| 239 | return (dst >= src) ? (dst - src) : (len - src + dst); |
| 240 | } |
| 241 | |
| 242 | #if defined __GNUC__ |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 243 | #define INIT_FIELD(f) . f |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 244 | #else |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 245 | #define INIT_FIELD(f) /**/ |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 246 | #endif |
| 247 | |
David 'Digit' Turner | 1365eb2 | 2014-02-16 22:23:26 +0100 | [diff] [blame] | 248 | #define dolog(fmt, ...) AUD_log(AUDIO_CAP, fmt, ## __VA_ARGS__) |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 249 | |
| 250 | #ifdef DEBUG |
David 'Digit' Turner | 1365eb2 | 2014-02-16 22:23:26 +0100 | [diff] [blame] | 251 | #define ldebug(fmt, ...) AUD_log(AUDIO_CAP, fmt, ## __VA_ARGS__) |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 252 | #else |
David 'Digit' Turner | 1365eb2 | 2014-02-16 22:23:26 +0100 | [diff] [blame] | 253 | #define ldebug(fmt, ...) (void)0 |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 254 | #endif |
| 255 | |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 256 | #define AUDIO_STRINGIFY_(n) #n |
| 257 | #define AUDIO_STRINGIFY(n) AUDIO_STRINGIFY_(n) |
| 258 | |
| 259 | #if defined _MSC_VER || defined __GNUC__ |
| 260 | #define AUDIO_FUNC __FUNCTION__ |
| 261 | #else |
| 262 | #define AUDIO_FUNC __FILE__ ":" AUDIO_STRINGIFY (__LINE__) |
| 263 | #endif |
| 264 | |
| 265 | #endif /* audio_int.h */ |