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channelmix: improve control parsing

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This commit is contained in:
Wim Taymans 2018-08-31 09:17:21 +02:00
parent 1352c7555e
commit 699bed4a1f
4 changed files with 36 additions and 17 deletions
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17
spa/include/spa/pod/iter.h
View file

@ -59,19 +59,14 @@ static inline void spa_pod_iter_advance(struct spa_pod_iter *iter, struct spa_po
iter->offset += SPA_ROUND_UP_N(SPA_POD_SIZE(current), 8);
}
static inline bool spa_pod_is_inside(const void *pod, uint32_t size, const struct spa_pod *iter)
static inline bool spa_pod_is_inside(const void *pod, uint32_t size, const void *iter)
{
return iter < SPA_MEMBER(pod, size, struct spa_pod);
return iter < SPA_MEMBER(pod, size, void);
}
static inline bool spa_pod_control_is_inside(const void *pod, uint32_t size, const struct spa_pod_control *iter)
static inline void *spa_pod_next(const void *iter)
{
return iter < SPA_MEMBER(pod, size, struct spa_pod_control);
}
static inline struct spa_pod *spa_pod_next(const struct spa_pod *iter)
{
return SPA_MEMBER(iter, SPA_ROUND_UP_N (SPA_POD_SIZE (iter), 8), struct spa_pod);
return SPA_MEMBER(iter, SPA_ROUND_UP_N (SPA_POD_SIZE (iter), 8), void);
}
static inline struct spa_pod_control *spa_pod_control_next(const struct spa_pod_control *iter)
@ -90,7 +85,7 @@ static inline struct spa_pod_control *spa_pod_control_next(const struct spa_pod_
(iter) = spa_pod_next(iter))
#define SPA_POD_CONTENTS_FOREACH(pod, offset, iter) \
SPA_POD_FOREACH(SPA_MEMBER((pod), (offset), struct spa_pod),SPA_POD_SIZE (pod)-(offset),iter)
SPA_POD_FOREACH(SPA_MEMBER((pod), (offset), void),SPA_POD_SIZE (pod)-(offset),iter)
#define SPA_POD_OBJECT_BODY_FOREACH(body, size, iter) \
for ((iter) = SPA_MEMBER((body), sizeof(struct spa_pod_object_body), struct spa_pod); \
@ -102,7 +97,7 @@ static inline struct spa_pod_control *spa_pod_control_next(const struct spa_pod_
#define SPA_POD_SEQUENCE_BODY_FOREACH(body, size, iter) \
for ((iter) = SPA_MEMBER((body), sizeof(struct spa_pod_sequence_body), struct spa_pod_control); \
spa_pod_control_is_inside(body, size, iter); \
spa_pod_is_inside(body, size, iter); \
(iter) = spa_pod_control_next(iter))
#define SPA_POD_SEQUENCE_FOREACH(seq, iter) \

3
spa/include/spa/pod/pod.h
View file

@ -109,6 +109,9 @@ struct spa_pod_bitmap {
/* array of uint8_t follows with the bitmap */
};
#define SPA_POD_ARRAY_TYPE(arr) ((arr)->body.child.type)
#define SPA_POD_ARRAY_N_VALUES(arr) (((arr)->pod.size - sizeof(struct spa_pod_array_body)) / (arr)->body.child.size)
struct spa_pod_array_body {
struct spa_pod child;
/* array with elements of child.size follows */