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v4l2: implement enum_formats with filter

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Use the filter to query the device and return a filtered result.
This commit is contained in:
Wim Taymans 2016-09-07 13:43:14 +02:00
parent 8ada6736c0
commit 64ad745437
6 changed files with 302 additions and 44 deletions
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1
spa/include/spa/defs.h
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@ -76,6 +76,7 @@ typedef void (*SpaNotify) (void *data);
#define SPA_PTR_TO_UINT32(p) ((uint32_t) ((uintptr_t) (p)))
#define SPA_UINT32_TO_PTR(u) ((void*) ((uintptr_t) (u)))
#define SPA_IDX_INVALID ((unsigned int)-1)
#define SPA_ID_INVALID ((uint32_t)0xffffffff)

4
spa/include/spa/props.h
View file

@ -184,7 +184,7 @@ spa_props_index_for_id (const SpaProps *props, uint32_t id)
if (props->prop_info[i].id == id)
return i;
}
return -1;
return SPA_IDX_INVALID;
}
static inline unsigned int
@ -196,7 +196,7 @@ spa_props_index_for_name (const SpaProps *props, const char *name)
if (strcmp (props->prop_info[i].name, name) == 0)
return i;
}
return -1;
return SPA_IDX_INVALID;
}