harmony 鸿蒙MediaLibrary_RequestId

  • 2025-06-12
  • 浏览 (4)

MediaLibrary_RequestId

Overview

The MediaLibrary_RequestId struct describes a request ID, which is a universally unique identifier (UUID) of a request.

A value of this type is returned when a media asset is requested.

The request ID can be used to cancel a request.

If a request fails, an all-zero value, for example, 00000000-0000-0000-0000-000000000000 is returned.

Since: 12

Related module: MediaAssetManager

Header file: media_asset_base_capi.h

Summary

Member Variables

|Name|Description| |–|–| |char requestId[UUID_STR_MAX_LENGTH]|Request ID.|

你可能感兴趣的鸿蒙文章

harmony 鸿蒙Media Library Kit (Media File Management Service)

harmony 鸿蒙media_access_helper_capi.h

harmony 鸿蒙media_asset_base_capi.h

harmony 鸿蒙media_asset_capi.h

harmony 鸿蒙media_asset_change_request_capi.h

harmony 鸿蒙media_asset_manager_capi.h

harmony 鸿蒙MediaAssetManager

harmony 鸿蒙MediaLibrary_RequestOptions

harmony 鸿蒙moving_photo_capi.h

harmony 鸿蒙OH_MediaAsset

0  赞