Revision c0fe3827 audio/audio_int.h
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#ifndef QEMU_AUDIO_INT_H |
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#define QEMU_AUDIO_INT_H |
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#include "sys-queue.h" |
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#ifdef CONFIG_COREAUDIO |
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#define FLOAT_MIXENG |
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/* #define RECIPROCAL */ |
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#endif |
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#include "mixeng.h" |
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int audio_bug (const char *funcname, int cond); |
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struct audio_pcm_ops; |
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typedef enum {
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}; |
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typedef struct HWVoiceOut {
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int active; |
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int enabled; |
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int pending_disable; |
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int valid; |
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f_sample *clip; |
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int rpos; |
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int bufsize; |
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uint64_t ts_helper; |
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st_sample_t *mix_buf; |
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typedef struct HWVoiceIn {
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int enabled; |
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int active; |
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struct audio_pcm_info info; |
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t_sample *conv; |
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int wpos; |
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int bufsize; |
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int total_samples_captured; |
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uint64_t ts_helper; |
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LIST_ENTRY (HWVoiceIn) entries; |
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} HWVoiceIn; |
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extern struct audio_driver no_audio_driver; |
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extern struct audio_driver oss_audio_driver; |
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extern struct audio_driver sdl_audio_driver; |
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extern struct audio_driver wav_audio_driver; |
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extern struct audio_driver fmod_audio_driver; |
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extern struct audio_driver alsa_audio_driver; |
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extern struct audio_driver coreaudio_audio_driver; |
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extern struct audio_driver dsound_audio_driver; |
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extern volume_t nominal_volume; |
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struct audio_driver {
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const char *name; |
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const char *descr; |
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struct audio_option *options; |
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void *(*init) (void); |
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void (*fini) (void *); |
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struct audio_pcm_ops *pcm_ops; |
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int can_be_default; |
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int max_voices_out; |
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int max_voices_in; |
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int voice_size_out; |
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int voice_size_in; |
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}; |
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typedef struct AudioState {
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int fixed_settings_out; |
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int fixed_freq_out; |
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int fixed_channels_out; |
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int fixed_fmt_out; |
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int nb_hw_voices_out; |
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int greedy_out; |
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int fixed_settings_in; |
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int fixed_freq_in; |
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int fixed_channels_in; |
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int fixed_fmt_in; |
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int nb_hw_voices_in; |
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int greedy_in; |
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void *opaque; |
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struct audio_driver *drv; |
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QEMUTimer *ts; |
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union {
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int usec; |
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int64_t ticks; |
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} period; |
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int plive; |
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} AudioState; |
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extern AudioState audio_state; |
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struct SWVoiceOut {
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struct audio_pcm_info info; |
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t_sample *conv; |
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LIST_ENTRY (SWVoiceIn) entries; |
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}; |
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struct audio_driver {
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const char *name; |
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const char *descr; |
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struct audio_option *options; |
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void *(*init) (void); |
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void (*fini) (void *); |
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struct audio_pcm_ops *pcm_ops; |
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int can_be_default; |
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int max_voices_out; |
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int max_voices_in; |
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int voice_size_out; |
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int voice_size_in; |
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}; |
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struct audio_pcm_ops {
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int (*init_out)(HWVoiceOut *hw, int freq, int nchannels, audfmt_e fmt);
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int (*init_out)(HWVoiceOut *hw, audsettings_t *as);
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void (*fini_out)(HWVoiceOut *hw); |
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int (*run_out) (HWVoiceOut *hw); |
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int (*write) (SWVoiceOut *sw, void *buf, int size); |
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int (*ctl_out) (HWVoiceOut *hw, int cmd, ...); |
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int (*init_in) (HWVoiceIn *hw, int freq, int nchannels, audfmt_e fmt);
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int (*init_in) (HWVoiceIn *hw, audsettings_t *as);
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void (*fini_in) (HWVoiceIn *hw); |
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int (*run_in) (HWVoiceIn *hw); |
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int (*read) (SWVoiceIn *sw, void *buf, int size); |
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int (*ctl_in) (HWVoiceIn *hw, int cmd, ...); |
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}; |
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void audio_pcm_init_info (struct audio_pcm_info *info, int freq, |
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int nchannels, audfmt_e fmt, int swap_endian); |
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struct AudioState {
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struct audio_driver *drv; |
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void *drv_opaque; |
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QEMUTimer *ts; |
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LIST_HEAD (card_head, QEMUSoundCard) card_head; |
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LIST_HEAD (hw_in_listhead, HWVoiceIn) hw_head_in; |
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LIST_HEAD (hw_out_listhead, HWVoiceOut) hw_head_out; |
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int nb_hw_voices_out; |
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int nb_hw_voices_in; |
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}; |
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extern struct audio_driver no_audio_driver; |
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extern struct audio_driver oss_audio_driver; |
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extern struct audio_driver sdl_audio_driver; |
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extern struct audio_driver wav_audio_driver; |
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extern struct audio_driver fmod_audio_driver; |
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extern struct audio_driver alsa_audio_driver; |
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extern struct audio_driver coreaudio_audio_driver; |
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extern struct audio_driver dsound_audio_driver; |
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extern volume_t nominal_volume; |
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void audio_pcm_init_info (struct audio_pcm_info *info, audsettings_t *as, |
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int swap_endian); |
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void audio_pcm_info_clear_buf (struct audio_pcm_info *info, void *buf, int len); |
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int audio_pcm_sw_write (SWVoiceOut *sw, void *buf, int len); |
| ... | ... | |
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int audio_pcm_hw_get_live_out (HWVoiceOut *hw); |
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int audio_pcm_hw_get_live_out2 (HWVoiceOut *hw, int *nb_live); |
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int audio_bug (const char *funcname, int cond); |
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void *audio_calloc (const char *funcname, int nmemb, size_t size); |
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#define VOICE_ENABLE 1 |
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#define VOICE_DISABLE 2 |
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