ArImageMetadata_const_entry

#include <arcore_c_api.h>

Defines a single read-only image metadata entry.

Struct matches ACameraMetadata_const_entry in Android NDK r21.

Summary

Public attributes

 count

uint32_t

Count of elements (NOT count of bytes) in this metadata entry.

const double *

Pointer to data of single double or the first element of the double array.

 data

union ArImageMetadata_const_entry::@0

Pointers to the data held in this metadata entry.

const float *

Pointer to data of single 32-bit float or the first element of the 32-bit float array.

i32

const int32_t *

Pointer to data of single 32-bit int or the first element of the 32-bit int array.

i64

const int64_t *

Pointer to data of single 64-bit int or the first element of the 64-bit int array.

const ArImageMetadata_rational 
*

Pointer to data of single

 ArImageMetadata_rational

or the first element of the

 ArImageMetadata_rational

array.

tag

uint32_t

The tag identifying the entry.

 type

uint8_t

The data type of this metadata entry.

u8

const uint8_t *

Pointer to data of single byte or the first element of the byte array.

Public attributes

count

 uint32_t 
  
 ArImageMetadata_const_entry 
 :: 
 count

Count of elements (NOT count of bytes) in this metadata entry.

d

 const 
  
 double 
  
 * 
  
 ArImageMetadata_const_entry 
 :: 
 d

Pointer to data of single double or the first element of the double array.

data

 union 
  
 ArImageMetadata_const_entry 
 :: 
 @0 
  
 ArImageMetadata_const_entry 
 :: 
 data

Pointers to the data held in this metadata entry.

The field type defines which union member pointer is valid.

f

 const 
  
 float 
  
 * 
  
 ArImageMetadata_const_entry 
 :: 
 f

Pointer to data of single 32-bit float or the first element of the 32-bit float array.

i32

 const 
  
 int32_t 
  
 * 
  
 ArImageMetadata_const_entry 
 :: 
 i32

Pointer to data of single 32-bit int or the first element of the 32-bit int array.

i64

 const 
  
 int64_t 
  
 * 
  
 ArImageMetadata_const_entry 
 :: 
 i64

Pointer to data of single 64-bit int or the first element of the 64-bit int array.

r

 const 
  
  ArImageMetadata_rational 
 
  
 * 
  
 ArImageMetadata_const_entry 
 :: 
 r

Pointer to data of single ArImageMetadata_rational or the first element of the ArImageMetadata_rational array.

tag

 uint32_t 
  
 ArImageMetadata_const_entry 
 :: 
 tag

The tag identifying the entry.

type

 uint8_t 
  
 ArImageMetadata_const_entry 
 :: 
 type

The data type of this metadata entry.

Determines which data pointer in the union below is valid. See ACAMERA_TYPE_* enum values in the NDK.

u8

 const 
  
 uint8_t 
  
 * 
  
 ArImageMetadata_const_entry 
 :: 
 u8

Pointer to data of single byte or the first element of the byte array.