1# OH_Pixelmap_HdrDynamicMetadata
2
3
4## Overview
5
6The OH_Pixelmap_HdrDynamicMetadata struct describes the dynamic metadata values available for the key **DR_DYNAMIC_METADATA**.
7
8**Since**: 12
9
10**Related module**: [Image_NativeModule](_image___native_module.md)
11
12
13## Summary
14
15
16### Member Variables
17
18| Name| Description|
19| -------- | -------- |
20| uint8_t \* [data](#data) | Value of dynamic metadata. |
21| uint32_t [length](#length) | Length of the dynamic metadata value. |
22
23
24## Member Variable Description
25
26
27### data
28
29```
30uint8_t* OH_Pixelmap_HdrDynamicMetadata::data
31```
32
33**Description**
34
35Value of dynamic metadata.
36
37
38### length
39
40```
41uint32_t OH_Pixelmap_HdrDynamicMetadata::length
42```
43
44**Description**
45
46Length of the dynamic metadata value.
47