latency-utils.h File Reference

Go to the source code of this file.

Data Structures
struct	spa_latency_info
struct	spa_process_latency_info

Macros
#define	SPA_LATENCY_INFO(dir, ...)   (struct spa_latency_info) { .direction = (dir), ## __VA_ARGS__ }
#define	SPA_PROCESS_LATENCY_INFO_INIT(...)   (struct spa_process_latency_info) { __VA_ARGS__ }

Functions
int	spa_latency_info_compare (const struct spa_latency_info *a, struct spa_latency_info *b)
int	spa_latency_info_combine (struct spa_latency_info *info, const struct spa_latency_info *other)
int	spa_latency_parse (const struct spa_pod *latency, struct spa_latency_info *info)
struct spa_pod *	spa_latency_build (struct spa_pod_builder *builder, uint32_t id, const struct spa_latency_info *info)
int	spa_process_latency_parse (const struct spa_pod *latency, struct spa_process_latency_info *info)
struct spa_pod *	spa_process_latency_build (struct spa_pod_builder *builder, uint32_t id, const struct spa_process_latency_info *info)
int	spa_process_latency_info_add (const struct spa_process_latency_info *process, struct spa_latency_info *info)

Macro Definition Documentation

SPA_LATENCY_INFO

#define SPA_LATENCY_INFO	(		dir,
			...
	)		(struct spa_latency_info) { .direction = (dir), ## __VA_ARGS__ }

SPA_PROCESS_LATENCY_INFO_INIT

#define SPA_PROCESS_LATENCY_INFO_INIT

(

...

)

(struct spa_process_latency_info) { __VA_ARGS__ }

Function Documentation

spa_latency_build()

struct spa_pod* spa_latency_build ( struct spa_pod_builder *  builder, uint32_t  id, const struct spa_latency_info *  info  )

inline

References spa_latency_info::direction, spa_latency_info::max_ns, spa_latency_info::max_quantum, spa_latency_info::max_rate, spa_latency_info::min_ns, spa_latency_info::min_quantum, spa_latency_info::min_rate, SPA_PARAM_LATENCY_direction, SPA_PARAM_LATENCY_maxNs, SPA_PARAM_LATENCY_maxQuantum, SPA_PARAM_LATENCY_maxRate, SPA_PARAM_LATENCY_minNs, SPA_PARAM_LATENCY_minQuantum, SPA_PARAM_LATENCY_minRate, spa_pod_builder_add_object, SPA_POD_Float, SPA_POD_Id, SPA_POD_Int, SPA_POD_Long, and SPA_TYPE_OBJECT_ParamLatency.

Referenced by pw_impl_port_recalc_latency().

spa_latency_info_combine()

int spa_latency_info_combine ( struct spa_latency_info *  info, const struct spa_latency_info *  other  )

inline

References spa_latency_info::direction, spa_latency_info::max_ns, spa_latency_info::max_quantum, spa_latency_info::max_rate, spa_latency_info::min_ns, spa_latency_info::min_quantum, and spa_latency_info::min_rate.

Referenced by pw_impl_port_recalc_latency().

spa_latency_info_compare()

int spa_latency_info_compare ( const struct spa_latency_info *  a, struct spa_latency_info *  b  )

inline

References spa_latency_info::max_ns, spa_latency_info::max_quantum, spa_latency_info::max_rate, spa_latency_info::min_ns, spa_latency_info::min_quantum, and spa_latency_info::min_rate.

Referenced by pw_impl_port_recalc_latency().

spa_latency_parse()

int spa_latency_parse ( const struct spa_pod *  latency, struct spa_latency_info *  info  )

inline

References spa_latency_info::direction, spa_latency_info::max_ns, spa_latency_info::max_quantum, spa_latency_info::max_rate, spa_latency_info::min_ns, spa_latency_info::min_quantum, spa_latency_info::min_rate, SPA_PARAM_LATENCY_direction, SPA_PARAM_LATENCY_maxNs, SPA_PARAM_LATENCY_maxQuantum, SPA_PARAM_LATENCY_maxRate, SPA_PARAM_LATENCY_minNs, SPA_PARAM_LATENCY_minQuantum, SPA_PARAM_LATENCY_minRate, SPA_POD_Id, SPA_POD_OPT_Float, SPA_POD_OPT_Int, SPA_POD_OPT_Long, spa_pod_parse_object, SPA_TYPE_OBJECT_ParamLatency, and spa_zero.

spa_process_latency_build()

struct spa_pod* spa_process_latency_build ( struct spa_pod_builder *  builder, uint32_t  id, const struct spa_process_latency_info *  info  )

inline

References spa_process_latency_info::ns, spa_process_latency_info::quantum, spa_process_latency_info::rate, SPA_PARAM_PROCESS_LATENCY_ns, SPA_PARAM_PROCESS_LATENCY_quantum, SPA_PARAM_PROCESS_LATENCY_rate, spa_pod_builder_add_object, SPA_POD_Float, SPA_POD_Int, SPA_POD_Long, and SPA_TYPE_OBJECT_ParamProcessLatency.

spa_process_latency_info_add()

int spa_process_latency_info_add ( const struct spa_process_latency_info *  process, struct spa_latency_info *  info  )

inline

spa_process_latency_parse()

int spa_process_latency_parse ( const struct spa_pod *  latency, struct spa_process_latency_info *  info  )

inline

References spa_process_latency_info::ns, spa_process_latency_info::quantum, spa_process_latency_info::rate, SPA_PARAM_PROCESS_LATENCY_ns, SPA_PARAM_PROCESS_LATENCY_quantum, SPA_PARAM_PROCESS_LATENCY_rate, SPA_POD_OPT_Float, SPA_POD_OPT_Int, SPA_POD_OPT_Long, spa_pod_parse_object, SPA_TYPE_OBJECT_ParamProcessLatency, and spa_zero.