Modifies the information about multiple auxiliary media assets at a time. After you upload auxiliary media assets, such as images that contain watermarks, subtitle files, or other materials, to ApsaraVideo VOD, you can call this operation to update their titles, descriptions, tags, and categories at a time based on the unique identifiers (IDs) of the auxiliary media assets.
Operation description
You can modify the information about up to 20 auxiliary media assets at a time.
Debugging
Authorization information
The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:
- Operation: the value that you can use in the Action element to specify the operation on a resource.
- Access level: the access level of each operation. The levels are read, write, and list.
- Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level,
All Resourcesis used in the Resource type column of the operation.
- Condition Key: the condition key that is defined by the cloud service.
- Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
| Operation | Access level | Resource type | Condition key | Associated operation |
|---|---|---|---|---|
| vod:UpdateAttachedMediaInfos | *All Resources * |
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| UpdateContent | string | Yes | The new information about the one or more images. You can modify the information about up to 20 auxiliary media assets at a time. For more information, see the UpdateContent section of this topic. Note
Title, Description, or Tags. | [{"MediaId ":"bbc65bba53f6ed90de118a7849****","Title":" test title1","Description":"test description1","Tags":"tag1,tag2"},{"MediaId ":"f45cf4eba5cb90233389558c39****","Title2":"test title2","Description2":"test description2","Tags":"tag3,tag4"}] |
UpdateContent
Note You must convert the UpdateContent parameter to a string before you pass it in.
| Parameter | Type | Required | Description |
|---|---|---|---|
| MediaId | String | Yes | The ID of the auxiliary media asset. You can obtain the ID from the response to the CreateUploadAttachedMedia operation. |
| Title | String | No | The title. The title cannot exceed 128 bytes. The value must be encoded in UTF-8. |
| Description | String | No | The description. The description can be up to 1,024 bytes in length. The value must be encoded in UTF-8. |
| Tags | String | No | The tags. Each tag can be up to 32 bytes in length. You can specify up to 16 tags. Separate multiple tags with commas (,). The value must be encoded in UTF-8. |
| CateIds | String | No | The ID of the category. Separate multiple IDs with commas (,). You can obtain the ID by using one of the following methods:Log on to the ApsaraVideo VOD console. In the left-side navigation pane, choose Configuration Management > Media Management >Categories. On the page that appears, view the category ID.Obtain the category ID from the response to the AddCategory operation that you call to create a category.Obtain the category ID from the response to the GetCategories operation that you call to query categories. |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "25818875-5F78-4DF6-D7393642CA58****",
"NonExistMediaIds": [
"[\"bbc65bba53f6ed90de118a7849****\"]"
]
}Error codes
For a list of error codes, visit the Service error codes.