| 24 |
#ifndef QEMU_AUDIO_H |
#ifndef QEMU_AUDIO_H |
| 25 |
#define QEMU_AUDIO_H |
#define QEMU_AUDIO_H |
| 26 |
|
|
| 27 |
|
#include "sys-queue.h" |
| 28 |
|
|
| 29 |
typedef void (*audio_callback_fn_t) (void *opaque, int avail); |
typedef void (*audio_callback_fn_t) (void *opaque, int avail); |
| 30 |
|
|
| 31 |
typedef enum { |
typedef enum { |
| 32 |
AUD_FMT_U8, |
AUD_FMT_U8, |
| 33 |
AUD_FMT_S8, |
AUD_FMT_S8, |
| 34 |
AUD_FMT_U16, |
AUD_FMT_U16, |
| 35 |
AUD_FMT_S16 |
AUD_FMT_S16 |
| 36 |
} audfmt_e; |
} audfmt_e; |
| 37 |
|
|
| 38 |
|
typedef struct { |
| 39 |
|
int freq; |
| 40 |
|
int nchannels; |
| 41 |
|
audfmt_e fmt; |
| 42 |
|
} audsettings_t; |
| 43 |
|
|
| 44 |
|
typedef struct AudioState AudioState; |
| 45 |
typedef struct SWVoiceOut SWVoiceOut; |
typedef struct SWVoiceOut SWVoiceOut; |
| 46 |
typedef struct SWVoiceIn SWVoiceIn; |
typedef struct SWVoiceIn SWVoiceIn; |
| 47 |
|
|
| 48 |
|
typedef struct QEMUSoundCard { |
| 49 |
|
AudioState *audio; |
| 50 |
|
char *name; |
| 51 |
|
LIST_ENTRY (QEMUSoundCard) entries; |
| 52 |
|
} QEMUSoundCard; |
| 53 |
|
|
| 54 |
typedef struct QEMUAudioTimeStamp { |
typedef struct QEMUAudioTimeStamp { |
| 55 |
uint64_t old_ts; |
uint64_t old_ts; |
| 56 |
} QEMUAudioTimeStamp; |
} QEMUAudioTimeStamp; |
| 62 |
#endif |
#endif |
| 63 |
; |
; |
| 64 |
|
|
| 65 |
void AUD_init (void); |
AudioState *AUD_init (void); |
| 66 |
void AUD_help (void); |
void AUD_help (void); |
| 67 |
|
void AUD_register_card (AudioState *s, const char *name, QEMUSoundCard *card); |
| 68 |
|
void AUD_remove_card (QEMUSoundCard *card); |
| 69 |
|
|
| 70 |
SWVoiceOut *AUD_open_out ( |
SWVoiceOut *AUD_open_out ( |
| 71 |
|
QEMUSoundCard *card, |
| 72 |
SWVoiceOut *sw, |
SWVoiceOut *sw, |
| 73 |
const char *name, |
const char *name, |
| 74 |
void *callback_opaque, |
void *callback_opaque, |
| 75 |
audio_callback_fn_t callback_fn, |
audio_callback_fn_t callback_fn, |
| 76 |
int freq, |
audsettings_t *settings |
|
int nchannels, |
|
|
audfmt_e fmt |
|
| 77 |
); |
); |
|
void AUD_close_out (SWVoiceOut *sw); |
|
|
int AUD_write (SWVoiceOut *sw, void *pcm_buf, int size); |
|
|
int AUD_get_buffer_size_out (SWVoiceOut *sw); |
|
|
void AUD_set_active_out (SWVoiceOut *sw, int on); |
|
|
int AUD_is_active_out (SWVoiceOut *sw); |
|
|
void AUD_init_time_stamp_out (SWVoiceOut *sw, |
|
|
QEMUAudioTimeStamp *ts); |
|
|
uint64_t AUD_time_stamp_get_elapsed_usec_out (SWVoiceOut *sw, |
|
|
QEMUAudioTimeStamp *ts); |
|
| 78 |
|
|
| 79 |
SWVoiceIn *AUD_open_in ( |
void AUD_close_out (QEMUSoundCard *card, SWVoiceOut *sw); |
| 80 |
|
int AUD_write (SWVoiceOut *sw, void *pcm_buf, int size); |
| 81 |
|
int AUD_get_buffer_size_out (SWVoiceOut *sw); |
| 82 |
|
void AUD_set_active_out (SWVoiceOut *sw, int on); |
| 83 |
|
int AUD_is_active_out (SWVoiceOut *sw); |
| 84 |
|
|
| 85 |
|
void AUD_init_time_stamp_out (SWVoiceOut *sw, QEMUAudioTimeStamp *ts); |
| 86 |
|
uint64_t AUD_get_elapsed_usec_out (SWVoiceOut *sw, QEMUAudioTimeStamp *ts); |
| 87 |
|
|
| 88 |
|
SWVoiceIn *AUD_open_in ( |
| 89 |
|
QEMUSoundCard *card, |
| 90 |
SWVoiceIn *sw, |
SWVoiceIn *sw, |
| 91 |
const char *name, |
const char *name, |
| 92 |
void *callback_opaque, |
void *callback_opaque, |
| 93 |
audio_callback_fn_t callback_fn, |
audio_callback_fn_t callback_fn, |
| 94 |
int freq, |
audsettings_t *settings |
|
int nchannels, |
|
|
audfmt_e fmt |
|
| 95 |
); |
); |
| 96 |
void AUD_close_in (SWVoiceIn *sw); |
|
| 97 |
int AUD_read (SWVoiceIn *sw, void *pcm_buf, int size); |
void AUD_close_in (QEMUSoundCard *card, SWVoiceIn *sw); |
| 98 |
void AUD_adjust_in (SWVoiceIn *sw, int leftover); |
int AUD_read (SWVoiceIn *sw, void *pcm_buf, int size); |
| 99 |
void AUD_set_active_in (SWVoiceIn *sw, int on); |
void AUD_set_active_in (SWVoiceIn *sw, int on); |
| 100 |
int AUD_is_active_in (SWVoiceIn *sw); |
int AUD_is_active_in (SWVoiceIn *sw); |
| 101 |
void AUD_init_time_stamp_in (SWVoiceIn *sw, |
|
| 102 |
QEMUAudioTimeStamp *ts); |
void AUD_init_time_stamp_in (SWVoiceIn *sw, QEMUAudioTimeStamp *ts); |
| 103 |
uint64_t AUD_time_stamp_get_elapsed_usec_in (SWVoiceIn *sw, |
uint64_t AUD_get_elapsed_usec_in (SWVoiceIn *sw, QEMUAudioTimeStamp *ts); |
|
QEMUAudioTimeStamp *ts); |
|
| 104 |
|
|
| 105 |
static inline void *advance (void *p, int incr) |
static inline void *advance (void *p, int incr) |
| 106 |
{ |
{ |