hw/net/can: sja1000 ignore CAN FD frames
[qemu.git] / audio / audio.h
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
25 #ifndef QEMU_AUDIO_H
26 #define QEMU_AUDIO_H
27
28 #include "qemu/queue.h"
29 #include "qapi/qapi-types-audio.h"
30 #include "hw/qdev-properties.h"
31
32 typedef void (*audio_callback_fn) (void *opaque, int avail);
33
34 #ifdef HOST_WORDS_BIGENDIAN
35 #define AUDIO_HOST_ENDIANNESS 1
36 #else
37 #define AUDIO_HOST_ENDIANNESS 0
38 #endif
39
40 typedef struct audsettings {
41 int freq;
42 int nchannels;
43 AudioFormat fmt;
44 int endianness;
45 } audsettings;
46
47 audsettings audiodev_to_audsettings(AudiodevPerDirectionOptions *pdo);
48 int audioformat_bytes_per_sample(AudioFormat fmt);
49 int audio_buffer_frames(AudiodevPerDirectionOptions *pdo,
50 audsettings *as, int def_usecs);
51 int audio_buffer_samples(AudiodevPerDirectionOptions *pdo,
52 audsettings *as, int def_usecs);
53 int audio_buffer_bytes(AudiodevPerDirectionOptions *pdo,
54 audsettings *as, int def_usecs);
55
56 typedef enum {
57 AUD_CNOTIFY_ENABLE,
58 AUD_CNOTIFY_DISABLE
59 } audcnotification_e;
60
61 struct audio_capture_ops {
62 void (*notify) (void *opaque, audcnotification_e cmd);
63 void (*capture) (void *opaque, const void *buf, int size);
64 void (*destroy) (void *opaque);
65 };
66
67 struct capture_ops {
68 void (*info) (void *opaque);
69 void (*destroy) (void *opaque);
70 };
71
72 typedef struct CaptureState {
73 void *opaque;
74 struct capture_ops ops;
75 QLIST_ENTRY (CaptureState) entries;
76 } CaptureState;
77
78 typedef struct SWVoiceOut SWVoiceOut;
79 typedef struct CaptureVoiceOut CaptureVoiceOut;
80 typedef struct SWVoiceIn SWVoiceIn;
81
82 typedef struct AudioState AudioState;
83 typedef struct QEMUSoundCard {
84 char *name;
85 AudioState *state;
86 QLIST_ENTRY (QEMUSoundCard) entries;
87 } QEMUSoundCard;
88
89 typedef struct QEMUAudioTimeStamp {
90 uint64_t old_ts;
91 } QEMUAudioTimeStamp;
92
93 void AUD_vlog (const char *cap, const char *fmt, va_list ap) GCC_FMT_ATTR(2, 0);
94 void AUD_log (const char *cap, const char *fmt, ...) GCC_FMT_ATTR(2, 3);
95
96 void AUD_register_card (const char *name, QEMUSoundCard *card);
97 void AUD_remove_card (QEMUSoundCard *card);
98 CaptureVoiceOut *AUD_add_capture(
99 AudioState *s,
100 struct audsettings *as,
101 struct audio_capture_ops *ops,
102 void *opaque
103 );
104 void AUD_del_capture (CaptureVoiceOut *cap, void *cb_opaque);
105
106 SWVoiceOut *AUD_open_out (
107 QEMUSoundCard *card,
108 SWVoiceOut *sw,
109 const char *name,
110 void *callback_opaque,
111 audio_callback_fn callback_fn,
112 struct audsettings *settings
113 );
114
115 void AUD_close_out (QEMUSoundCard *card, SWVoiceOut *sw);
116 size_t AUD_write (SWVoiceOut *sw, void *pcm_buf, size_t size);
117 int AUD_get_buffer_size_out (SWVoiceOut *sw);
118 void AUD_set_active_out (SWVoiceOut *sw, int on);
119 int AUD_is_active_out (SWVoiceOut *sw);
120
121 void AUD_init_time_stamp_out (SWVoiceOut *sw, QEMUAudioTimeStamp *ts);
122 uint64_t AUD_get_elapsed_usec_out (SWVoiceOut *sw, QEMUAudioTimeStamp *ts);
123
124 void AUD_set_volume_out (SWVoiceOut *sw, int mute, uint8_t lvol, uint8_t rvol);
125 void AUD_set_volume_in (SWVoiceIn *sw, int mute, uint8_t lvol, uint8_t rvol);
126
127 #define AUDIO_MAX_CHANNELS 16
128 typedef struct Volume {
129 bool mute;
130 int channels;
131 uint8_t vol[AUDIO_MAX_CHANNELS];
132 } Volume;
133
134 void audio_set_volume_out(SWVoiceOut *sw, Volume *vol);
135 void audio_set_volume_in(SWVoiceIn *sw, Volume *vol);
136
137 SWVoiceIn *AUD_open_in (
138 QEMUSoundCard *card,
139 SWVoiceIn *sw,
140 const char *name,
141 void *callback_opaque,
142 audio_callback_fn callback_fn,
143 struct audsettings *settings
144 );
145
146 void AUD_close_in (QEMUSoundCard *card, SWVoiceIn *sw);
147 size_t AUD_read (SWVoiceIn *sw, void *pcm_buf, size_t size);
148 void AUD_set_active_in (SWVoiceIn *sw, int on);
149 int AUD_is_active_in (SWVoiceIn *sw);
150
151 void AUD_init_time_stamp_in (SWVoiceIn *sw, QEMUAudioTimeStamp *ts);
152 uint64_t AUD_get_elapsed_usec_in (SWVoiceIn *sw, QEMUAudioTimeStamp *ts);
153
154 static inline void *advance (void *p, int incr)
155 {
156 uint8_t *d = p;
157 return (d + incr);
158 }
159
160 int wav_start_capture(AudioState *state, CaptureState *s, const char *path,
161 int freq, int bits, int nchannels);
162
163 bool audio_is_cleaning_up(void);
164 void audio_cleanup(void);
165
166 void audio_sample_to_uint64(const void *samples, int pos,
167 uint64_t *left, uint64_t *right);
168 void audio_sample_from_uint64(void *samples, int pos,
169 uint64_t left, uint64_t right);
170
171 void audio_parse_option(const char *opt);
172 void audio_init_audiodevs(void);
173 void audio_legacy_help(void);
174
175 AudioState *audio_state_by_name(const char *name);
176 const char *audio_get_id(QEMUSoundCard *card);
177
178 #define DEFINE_AUDIO_PROPERTIES(_s, _f) \
179 DEFINE_PROP_AUDIODEV("audiodev", _s, _f)
180
181 #endif /* QEMU_AUDIO_H */