Configures a channel of a production studio.
Operation description
You can call the CreateCaster operation to create a production studio and then call this operation to configure the production studio.
QPS limit
You can call this operation up to 10 times per second 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. For more information, see QPS limit on an API operation in ApsaraVideo Live.
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:SetCasterChannel | update | *Caster acs:live:*:{#accountId}:caster/{#CasterId} |
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| CasterId | string | Yes | The ID of the production studio.
Note
You can find the ID of the production studio in the Instance Name column.
| a2b8e671-2fe5-4642-a2ec-bf93880e**** |
| ChannelId | string | Yes | The ID of the channel. When channels are enabled, the layout references the channel IDs. You can specify up to one resource for a channel. The number of resources is limited by the number of the channels of the production studio. The value must be in the RV[Number] format, such as RV01 and RV12. | RV01 |
| ResourceId | string | No | The ID of the video source. | 16A96B9A-F203-4EC5-8E43-CB92E68F**** |
| SeekOffset | integer | No | The offset of the position where the production studio starts reading the video source. The value must be greater than or equal to 0, indicating an offset from the first frame. This parameter take effects for video files, but not for live streams. Unit: milliseconds. | 1000 |
| PlayStatus | integer | No | The playback status. This parameter take effects for video files, but not for live streams. Valid values:
| 1 |
| FaceBeauty | string | No | The face retouching effect. Valid values: 0 (all effects), 1 (skin smoothing), 2 (skin whitening), 3 (dark circles removal), and 4 (nasolabial folds removal). | 0 |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "16A96B9A-F203-4EC5-8E43-CB92E68F4CD8"
}Error codes
| HTTP status code | Error code | Error message |
|---|---|---|
| 400 | InvalidUserId.Malformed | %s |
| 400 | InvalidCasterId.Malformed | %s |
| 400 | DuplicateLocationID | %s |
| 400 | InvalidParameter.PlayStatus | %s |
| 400 | InvalidChannelId.Malformed | %s |
| 400 | InvalidParameter.SeekOffset | %s |
| 400 | IncorrectChannel.Disable | %s |
| 400 | ResourceOfChannelExist | %s |
| 400 | InvalidParameter.Malformed | %s |
| 401 | IllegalOperation | %s |
| 404 | InvalidCaster.NotFound | %s |
| 404 | InvalidResource.NotFound | %s |
| 500 | InternalError | %s |
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|