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#ifndef foocommonh
#define foocommonh
#include "sydney.h"
#include "mutex.h"
#define _META_NAMES_MAX 9
typedef struct sa_pcm_attrs {
sa_pcm_format_t format;
unsigned rate;
unsigned nchannels;
sa_channel_t *channel_map;
} pcm_attrs_t;
struct sa_stream {
sa_mode_t mode;
pcm_attrs_t pcm_attrs;
size_t pcm_sample_size;
size_t pcm_frame_size;
char *codec;
size_t read_lower_watermark;
size_t read_upper_watermark;
size_t write_lower_watermark;
size_t write_upper_watermark;
sa_xrun_mode_t xrun_mode;
int ni_enabled;
int dynamic_rate_enabled;
sa_event_callback_t event_callback;
char *device;
char *driver;
int32_t *read_volume;
int32_t *write_volume;
void *user_data;
sa_state_t state;
sa_adjust_t adjust_rate;
sa_adjust_t adjust_nchannels;
sa_adjust_t adjust_pcm_format;
sa_adjust_t adjust_watermarks;
sa_error_t error;
sa_notify_t notify;
sa_event_t event;
void *private; /* driver specific data */
void *meta_data[_META_NAMES_MAX];
size_t meta_data_size[_META_NAMES_MAX];
sa_mutex_t *mutex;
sa_event_callback_t callback;
};
size_t sa_get_pcm_sample_size(sa_pcm_format_t f);
#endif
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