All Products
Search
Document Center

ApsaraVideo VOD:UpdateWatermark

Last Updated:May 11, 2024

Modifies a watermark.

Operation description

You can modify only the name and configurations of a watermark.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

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 Resources is 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.
OperationAccess levelResource typeCondition keyAssociated operation
vod:UpdateWatermarkWrite
  • All Resources
    *
    none
none

Request parameters

ParameterTypeRequiredDescriptionExample
NamestringYes

The name of the watermark. Only letters and digits are supported.

  • The name can be up to 128 bytes in length.
  • The value must be encoded in UTF-8.
test
WatermarkIdstringYes

The ID of the watermark.

af2afe4761992c*****bd947dae97337
WatermarkConfigstringYes

The configurations such as the position and effect of the text watermark or image watermark. The value is a JSON-formatted string.

Note The value of this parameter varies with the watermark type. For more information about the data structure, see the "WatermarkConfig" section of the Media processing parameters topic.
{"Width":"55","Height":"55","Dx":"9","Dy":"9","ReferPos":"BottonLeft","Type":"Image"}

Response parameters

ParameterTypeDescriptionExample
object
RequestIdstring

The ID of the request.

25818875-5F78-4A*****F6-D7393642CA58
WatermarkInfoobject

The information about the watermark.

CreationTimestring

The time when the watermark was added. The time follows the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time is displayed in UTC.

2018-11-06T08:03:17Z
Typestring

The type of the watermark. Valid values:

  • Image: This is the default value.
  • Text
Text
IsDefaultstring

Indicates whether the watermark is the default one. Valid values:

  • Default: The watermark is the default one.
  • NotDefault: The watermark is not the default one.
NotDefault
FileUrlstring

The Object Storage Service (OSS) URL or Content Delivery Network (CDN) URL of the watermark file. A text watermark does not have a file URL.

https://outin-32****9f4b3e7.oss-cn-shanghai.aliyuncs.com/image/cover/E6C3448CC8B715E6F8A72EC6B-6-2.png?Expires=1541600583&OSSAccessKeyId=****&Signature=gmf1eYMoDVg%2BHQCb4UGozBW****
WatermarkConfigstring

The configurations such as the position and effect of the text watermark or image watermark. The value is a JSON-formatted string.

Note The value of this parameter varies with the watermark type. For more information about the data structure, see the "WatermarkConfig" section of the Media processing parameters topic.
{"Width":"55","Height":"55","Dx":"9","Dy":"9","ReferPos":"BottonLeft","Type":"Image"}
Namestring

The name of the watermark.

image watermark test
WatermarkIdstring

The ID of the watermark.

505e2e287ea*****ecfddd386d384

Examples

Sample success responses

JSONformat

{
  "RequestId": "25818875-5F78-4A*****F6-D7393642CA58",
  "WatermarkInfo": {
    "CreationTime": "2018-11-06T08:03:17Z",
    "Type": "Text",
    "IsDefault": "NotDefault",
    "FileUrl": "https://outin-32****9f4b3e7.oss-cn-shanghai.aliyuncs.com/image/cover/E6C3448CC8B715E6F8A72EC6B-6-2.png?Expires=1541600583&OSSAccessKeyId=****&Signature=gmf1eYMoDVg%2BHQCb4UGozBW****",
    "WatermarkConfig": "{\"Width\":\"55\",\"Height\":\"55\",\"Dx\":\"9\",\"Dy\":\"9\",\"ReferPos\":\"BottonLeft\",\"Type\":\"Image\"}",
    "Name": "image watermark test",
    "WatermarkId": "505e2e287ea*****ecfddd386d384"
  }
}

Error codes

For a list of error codes, visit the Service error codes.