media_access_helper_capi.h
Overview
The media_access_helper_capi.h file declares the APIs for album management.
You can use the APIs to create an album, and access and modify the media data in the album.
Library: libmedia_asset_manager.so
File to include: <multimedia/media_library/media_access_helper_capi.h>
System capability: SystemCapability.FileManagement.PhotoAccessHelper.Core
Since: 12
Related module: MediaAssetManager
Summary
Functions
| Name | Description |
|---|---|
| MediaLibrary_ErrorCode OH_MediaAccessHelper_ApplyChanges(OH_MediaAssetChangeRequest* changeRequest) | Applies changes to an asset or album. |
Function Description
OH_MediaAccessHelper_ApplyChanges()
MediaLibrary_ErrorCode OH_MediaAccessHelper_ApplyChanges(OH_MediaAssetChangeRequest* changeRequest)
Description
Applies changes to an asset or album.
Required permissions: ohos.permission.WRITE_IMAGEVIDEO
Since: 12
Parameters
| Parameter | Description |
|---|---|
| OH_MediaAssetChangeRequest* changeRequest | Change request. |
Return value
| Type | Description |
|---|---|
| MediaLibrary_ErrorCode | MEDIA_LIBRARY_OK: operation success. MEDIA_LIBRARY_PARAMETER_ERROR: incorrect parameters. Possible reasons: 1. A mandatory parameter is not specified. 2. A parameter type is incorrect. 3. Parameter verification fails. MEDIA_LIBRARY_PERMISSION_DENIED: access denied due to lack of permission. MEDIA_LIBRARY_INTERNAL_SYSTEM_ERROR: internal system error. |
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