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Data Structures
struct	spa_rectangle

struct	spa_point

struct	spa_region

struct	spa_fraction

Macros
#define	SPA_FALLTHROUGH /* FALLTHROUGH */
	SPA_FALLTHROUGH is an annotation to suppress compiler warnings about switch cases that fall through without a break or return statement. More...

#define	SPA_FLAG_MASK(field, mask, flag) (((field) & (mask)) == (flag))

#define	SPA_FLAG_IS_SET(field, flag) SPA_FLAG_MASK(field,flag,flag)

#define	SPA_FLAG_SET(field, flag) ((field) \|= (flag))

#define	SPA_FLAG_CLEAR(field, flag) ((field) &= ~(flag))

#define	SPA_FLAG_UPDATE(field, flag, val) ((val) ? SPA_FLAG_SET(field,flag) : SPA_FLAG_CLEAR(field,flag))

#define	SPA_DIRECTION_REVERSE(d) ((d) ^ 1)

#define	SPA_RECTANGLE(width, height) (struct spa_rectangle){ width, height }

#define	SPA_POINT(x, y) (struct spa_point){ x, y }

#define	SPA_REGION(x, y, width, height) (struct spa_region){ SPA_POINT(x,y), SPA_RECTANGLE(width,height) }

#define	SPA_FRACTION(num, denom) (struct spa_fraction){ num, denom }

#define	SPA_N_ELEMENTS(arr) (sizeof(arr) / sizeof((arr)[0]))

#define	SPA_FOR_EACH_ELEMENT(arr, ptr) for (ptr = arr; (void*)ptr < SPA_PTROFF(arr, sizeof(arr), void); ptr++)
	Array iterator macro. More...

#define	SPA_MIN(a, b)

#define	SPA_MAX(a, b)

#define	SPA_CLAMP(v, low, high)

#define	SPA_SWAP(a, b)

#define	SPA_TYPECHECK(type, x)

#define	SPA_PTROFF(ptr_, offset_, type_) ((type_)((uint8_t)(ptr_) + (int)(offset_)))
	Return the address (buffer + offset) as pointer of type. More...

#define	SPA_PTROFF_ALIGN(ptr_, offset_, alignment_, type_) SPA_PTR_ALIGN(SPA_PTROFF(ptr_,offset_,type_),alignment_,type_)

#define	SPA_MEMBER(b, o, t) SPA_PTROFF(b,o,t)
	Deprecated, use SPA_PTROFF and SPA_PTROFF_ALIGN instead. More...

#define	SPA_MEMBER_ALIGN(b, o, a, t) SPA_PTROFF_ALIGN(b,o,a,t)

#define	SPA_CONTAINER_OF(p, t, m) (t)((uint8_t)p - offsetof (t,m))

#define	SPA_PTRDIFF(p1, p2) ((uint8_t)(p1) - (uint8_t)(p2))

#define	SPA_PTR_TO_INT(p) ((int) ((intptr_t) (p)))

#define	SPA_INT_TO_PTR(u) ((void*) ((intptr_t) (u)))

#define	SPA_PTR_TO_UINT32(p) ((uint32_t) ((uintptr_t) (p)))

#define	SPA_UINT32_TO_PTR(u) ((void*) ((uintptr_t) (u)))

#define	SPA_TIME_INVALID ((int64_t)INT64_MIN)

#define	SPA_IDX_INVALID ((unsigned int)-1)

#define	SPA_ID_INVALID ((uint32_t)0xffffffff)

#define	SPA_NSEC_PER_SEC (1000000000ll)

#define	SPA_NSEC_PER_MSEC (1000000ll)

#define	SPA_NSEC_PER_USEC (1000ll)

#define	SPA_USEC_PER_SEC (1000000ll)

#define	SPA_USEC_PER_MSEC (1000ll)

#define	SPA_MSEC_PER_SEC (1000ll)

#define	SPA_TIMESPEC_TO_NSEC(ts) ((ts)->tv_sec * SPA_NSEC_PER_SEC + (ts)->tv_nsec)

#define	SPA_TIMESPEC_TO_USEC(ts) ((ts)->tv_sec * SPA_USEC_PER_SEC + (ts)->tv_nsec / SPA_NSEC_PER_USEC)

#define	SPA_TIMEVAL_TO_NSEC(tv) ((tv)->tv_sec * SPA_NSEC_PER_SEC + (tv)->tv_usec * SPA_NSEC_PER_USEC)

#define	SPA_TIMEVAL_TO_USEC(tv) ((tv)->tv_sec * SPA_USEC_PER_SEC + (tv)->tv_usec)

#define	SPA_PRINTF_FUNC(fmt, arg1)

#define	SPA_ALIGNED(align)

#define	SPA_DEPRECATED

#define	SPA_EXPORT

#define	SPA_SENTINEL

#define	SPA_UNUSED

#define	SPA_NORETURN

#define	SPA_RESTRICT

#define	SPA_ROUND_DOWN_N(num, align) ((num) & ~((align) - 1))

#define	SPA_ROUND_UP_N(num, align) SPA_ROUND_DOWN_N((num) + ((align) - 1),align)

#define	SPA_PTR_ALIGNMENT(p, align) ((intptr_t)(p) & ((align)-1))

#define	SPA_IS_ALIGNED(p, align) (SPA_PTR_ALIGNMENT(p,align) == 0)

#define	SPA_PTR_ALIGN(p, align, type) (type*)SPA_ROUND_UP_N((intptr_t)(p), (intptr_t)(align))

#define	SPA_LIKELY(x) (x)

#define	SPA_UNLIKELY(x) (x)

#define	SPA_STRINGIFY_1(...) #__VA_ARGS__

#define	SPA_STRINGIFY(...) SPA_STRINGIFY_1(__VA_ARGS__)

#define	spa_return_if_fail(expr)

#define	spa_return_val_if_fail(expr, val)

#define	spa_assert_se(expr)

#define	spa_nop() do {} while (false)

#define	spa_assert(expr) spa_assert_se(expr)

#define	spa_assert_not_reached()

#define	spa_memzero(x, l) (memset((x), 0, (l)))

#define	spa_zero(x) (spa_memzero(&(x), sizeof(x)))

#define	spa_memcpy(d, s, n) memcpy(d,s,n)

#define	spa_memmove(d, s, n) memmove(d,s,n)

#define	spa_aprintf(_fmt, ...)

Enumerations
enum	spa_direction { SPA_DIRECTION_INPUT = 0, SPA_DIRECTION_OUTPUT = 1 }

Data Structures

Macros

Enumerations