pod.h File Reference

spa/pod/pod.h More...

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Data Structures
struct	spa_pod
struct	spa_pod_bool
struct	spa_pod_id
struct	spa_pod_int
struct	spa_pod_long
struct	spa_pod_float
struct	spa_pod_double
struct	spa_pod_string
struct	spa_pod_bytes
struct	spa_pod_rectangle
struct	spa_pod_fraction
struct	spa_pod_bitmap
struct	spa_pod_array_body
struct	spa_pod_array
struct	spa_pod_choice_body
struct	spa_pod_choice
struct	spa_pod_struct
struct	spa_pod_object_body
struct	spa_pod_object
struct	spa_pod_pointer_body
struct	spa_pod_pointer
struct	spa_pod_fd
struct	spa_pod_prop
struct	spa_pod_control
struct	spa_pod_sequence_body
struct	spa_pod_sequence
	a sequence of timed controls More...

Macros
#define	SPA_POD_BODY_SIZE(pod)   (((struct spa_pod*)(pod))->size)
#define	SPA_POD_TYPE(pod)   (((struct spa_pod*)(pod))->type)
#define	SPA_POD_SIZE(pod)   ((uint64_t)sizeof(struct spa_pod) + SPA_POD_BODY_SIZE(pod))
#define	SPA_POD_CONTENTS_SIZE(type, pod)   (SPA_POD_SIZE(pod)-sizeof(type))
#define	SPA_POD_CONTENTS(type, pod)   SPA_PTROFF((pod),sizeof(type),void)
#define	SPA_POD_CONTENTS_CONST(type, pod)   SPA_PTROFF((pod),sizeof(type),const void)
#define	SPA_POD_BODY(pod)   SPA_PTROFF((pod),sizeof(struct spa_pod),void)
#define	SPA_POD_BODY_CONST(pod)   SPA_PTROFF((pod),sizeof(struct spa_pod),const void)
#define	SPA_POD_VALUE(type, pod)   (((type*)(pod))->value)
#define	SPA_POD_ARRAY_CHILD(arr)   (&((struct spa_pod_array*)(arr))->body.child)
#define	SPA_POD_ARRAY_VALUE_TYPE(arr)   (SPA_POD_TYPE(SPA_POD_ARRAY_CHILD(arr)))
#define	SPA_POD_ARRAY_VALUE_SIZE(arr)   (SPA_POD_BODY_SIZE(SPA_POD_ARRAY_CHILD(arr)))
#define	SPA_POD_ARRAY_N_VALUES(arr)   (SPA_POD_ARRAY_VALUE_SIZE(arr) ? ((SPA_POD_BODY_SIZE(arr) - sizeof(struct spa_pod_array_body)) / SPA_POD_ARRAY_VALUE_SIZE(arr)) : 0)
#define	SPA_POD_ARRAY_VALUES(arr)   SPA_POD_CONTENTS(struct spa_pod_array, arr)
#define	SPA_POD_CHOICE_CHILD(choice)   (&((struct spa_pod_choice*)(choice))->body.child)
#define	SPA_POD_CHOICE_TYPE(choice)   (((struct spa_pod_choice*)(choice))->body.type)
#define	SPA_POD_CHOICE_FLAGS(choice)   (((struct spa_pod_choice*)(choice))->body.flags)
#define	SPA_POD_CHOICE_VALUE_TYPE(choice)   (SPA_POD_TYPE(SPA_POD_CHOICE_CHILD(choice)))
#define	SPA_POD_CHOICE_VALUE_SIZE(choice)   (SPA_POD_BODY_SIZE(SPA_POD_CHOICE_CHILD(choice)))
#define	SPA_POD_CHOICE_N_VALUES(choice)   (SPA_POD_CHOICE_VALUE_SIZE(choice) ? ((SPA_POD_BODY_SIZE(choice) - sizeof(struct spa_pod_choice_body)) / SPA_POD_CHOICE_VALUE_SIZE(choice)) : 0)
#define	SPA_POD_CHOICE_VALUES(choice)   (SPA_POD_CONTENTS(struct spa_pod_choice, choice))
#define	SPA_POD_OBJECT_TYPE(obj)   (((struct spa_pod_object*)(obj))->body.type)
#define	SPA_POD_OBJECT_ID(obj)   (((struct spa_pod_object*)(obj))->body.id)
#define	SPA_POD_PROP_SIZE(prop)   (sizeof(struct spa_pod_prop) + (prop)->value.size)
#define	SPA_POD_PROP_FLAG_READONLY   (1u<<0)
	is read-only
#define	SPA_POD_PROP_FLAG_HARDWARE   (1u<<1)
	some sort of hardware parameter
#define	SPA_POD_PROP_FLAG_HINT_DICT   (1u<<2)
	contains a dictionary struct as (Struct( Int : n_items, (String : key, String : value)*))
#define	SPA_POD_PROP_FLAG_MANDATORY   (1u<<3)
	is mandatory
#define	SPA_POD_PROP_FLAG_DONT_FIXATE   (1u<<4)
	choices need no fixation
#define	SPA_POD_CONTROL_SIZE(ev)   (sizeof(struct spa_pod_control) + (ev)->value.size)

Enumerations
enum	spa_choice_type {   SPA_CHOICE_None , SPA_CHOICE_Range , SPA_CHOICE_Step , SPA_CHOICE_Enum ,   SPA_CHOICE_Flags }

Detailed Description

spa/pod/pod.h