# OH_Pixelmap_HdrMetadataValue

## Overview

The OH_Pixelmap_HdrMetadataValue struct describes the HDR metadata values used by the PixelMap and available for the key [OH_Pixelmap_HdrMetadataKey](capi-pixelmap-native-h.md#oh_pixelmap_hdrmetadatakey). It is used in [OH_PixelmapNative_SetMetadata](capi-pixelmap-native-h.md#oh_pixelmapnative_setmetadata) and [OH_PixelmapNative_GetMetadata](capi-pixelmap-native-h.md#oh_pixelmapnative_getmetadata).

**Since**: 12

**Related module**: [Image_NativeModule](capi-image-nativemodule.md)

**Header file**: [pixelmap_native.h](capi-pixelmap-native-h.md)

## Summary

### Member Variables

| Name| Description|
| -- | -- |
| [OH_Pixelmap_HdrMetadataType](capi-pixelmap-native-h.md#oh_pixelmap_hdrmetadatatype) type | Values available for the key **HDR_METADATA_TYPE**.|
| [OH_Pixelmap_HdrStaticMetadata](capi-image-nativemodule-oh-pixelmap-hdrstaticmetadata.md) | Values available for the key **HDR_STATIC_METADATA**.|
| [OH_Pixelmap_HdrDynamicMetadata](capi-image-nativemodule-oh-pixelmap-hdrdynamicmetadata.md) dynamicMetadata | Values available for the key **HDR_DYNAMIC_METADATA**.|
| [OH_Pixelmap_HdrGainmapMetadata](capi-image-nativemodule-oh-pixelmap-hdrgainmapmetadata.md) gainmapMetadata | Values available for the key **HDR_GAINMAP_METADATA**.|