Inserts supplemental enhancement information (SEI) to transcoded streams.
Operation description
Obtain the streaming domain, and then call this operation to insert SEI to the transcoded streams. Make sure that the stream name is the name of the source stream. This way, the SEI is inserted to all the transcoded streams.
QPS limit
You can call this operation up to 6,000 times per minute per account. Requests that exceed this limit are dropped and you will experience service interruptions. We recommend that you take note of this limit when you call this operation.
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 |
|---|---|---|---|---|
| live:AddTrancodeSEI | create | *Domain acs:cdn:*:{#accountId}:domain/{#DomainName} |
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| DomainName | string | Yes | The streaming domain. | example.com |
| AppName | string | Yes | The name of the application to which the live stream belongs. You can view the application name on the Stream Management page of the ApsaraVideo Live console. | liveApp**** |
| StreamName | string | Yes | The name of the live stream. Note
The value of this parameter must be the name of the source stream. This way, the SEI is inserted to all the transcoded streams.
| liveStream**** |
| Text | string | Yes | The SEI text. It can be up to 4,000 bytes in length. | liveSei**** |
| Pattern | string | Yes | Specifies whether to append the SEI to each keyframe or frame. Valid values:
| keyframe |
| Repeat | integer | Yes | The number of times that the SEI is repeatedly inserted. A value of -1 specifies infinite times. | -1 |
| Delay | integer | Yes | The time period after which the SEI is inserted after the request is received. Unit: milliseconds. | 100 |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "16A96B9A-F203-4E*****43-CB92E68F4CD8"
}Error codes
| HTTP status code | Error code | Error message |
|---|---|---|
| 400 | InvalidParameters | %s |
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|