UpdateLivePullToPush

Updates a stream pulling and pushing task by calling UpdateLivePullToPush.

Operation description

Call this operation to update a stream pulling and pushing task.
If the task has not reached the configured start time, you can update the Region parameter.
While the task is running (including during abnormal retry states), only CallbackUrl and RepeatTime can be updated, and the updates take effect immediately.
If the task is stopped, all parameters except Region can be updated.

QPS limit

The single-user QPS limit for this operation is 10 calls per second. If this limit is exceeded, the API calls are throttled, which may affect your business. Call this operation appropriately.

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Test

RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.
API: The API that you can call to perform the action.
Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.
Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.
- For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.
- For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.
Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.
Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

live:UpdateLivePullToPush

update

*All Resource

*

None

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	No	The region ID.	cn-beijing
TaskId	string	Yes	The task ID.	fd245384-4067-4f91-9d75-9666a6bc****
Region	string	Yes	The region where the task is launched. Valid values: ap-southeast-1 (Singapore) ap-southeast-5 (Indonesia) cn-beijing (Beijing) cn-shanghai (Shanghai). Valid values: cn-shenzhen : Shenzhen. cn-qingdao : Qingdao. preregion : Pre-release. cn-beijing : Beijing. cn-shanghai : Shanghai. ap-southeast-1 : Singapore. eu-central-1 : Germany (Frankfurt). ap-northeast-1 : Japan (Tokyo). ap-southeast-5 : Indonesia. me-central-1 : Saudi Arabia (Riyadh).	cn-shanghai
StartTime	string	No	The start time of the task. Note Format: yyyy-MM-ddTHH:mm:ssZ (UTC). If the task has already started running, this update does not take effect.	2024-08-23T15:30:00Z
EndTime	string	No	The end time of the task. Note Format: yyyy-MM-ddTHH:mm:ssZ (UTC). EndTime must be later than StartTime. EndTime must be later than the current time. If the task has already ended, this update does not take effect.	2024-08-27T14:30:00Z
SourceUrls	array	No	The list of source stream URLs. Note For the live type, only one complete live streaming URL is supported. For the vod and url types, up to 30 URLs can be specified. The live type supports RTMP, SRT, and HTTP-FLV protocols. For the vod type, specify ApsaraVideo VOD media asset IDs. The url type supports MP4 and HTTP-FLV protocols. For live source streams, the update takes effect immediately. For video file source streams, the update takes effect after the currently playing video ends, and playback restarts from the beginning of the updated video list. Update this parameter while the task is stopped. The update takes effect after the task is restarted.	changedtesturl
	string	No	The source stream URL. Note For the live type, only one complete live streaming URL is supported. For the vod and url types, up to 30 URLs can be specified. The live type supports RTMP, SRT, and HTTP-FLV protocols. For the vod type, specify ApsaraVideo VOD media asset IDs. The url type supports MP4 and HTTP-FLV protocols. For live source streams, the update takes effect immediately. For video file source streams, the update takes effect after the currently playing video ends, and playback restarts from the beginning of the updated video list. Update this parameter while the task is stopped. The update takes effect after the task is restarted.	rtmp://pulltest.****.aliyunlive.com/pulltest493/pulltest-w434
RepeatNumber	integer	No	The number of times playback repeats after the playlist finishes. Valid values: 0 (default): no repeat. -1: loop indefinitely. Other positive integers: the number of times playback repeats after the playlist finishes. Note This parameter applies only to video-on-demand or third-party video streams. The update takes effect immediately.	0
Offset	integer	No	The start offset of the video file, in seconds. The value must be greater than 0. Note Specifies the position relative to the first frame from which to start reading. This parameter applies only to video-on-demand or third-party video streams. This parameter takes effect only when the first video in the playlist is played. Update this parameter while the task is stopped. The update takes effect after the task is restarted.	2
CallbackUrl	string	No	The callback URL. Default value: empty. Note The URL that receives task-related callbacks. Maximum length: 2000 characters. If this parameter is not specified, task events are not sent as callbacks. The update takes effect when the next event is triggered.	https://callback*****.com
FileIndex	integer	No	The video index. Default value: 0. Note Update this parameter while the task is stopped. The update takes effect after the task is restarted.	0

Response elements

Element	Type	Description	Example
	object	Schema of Response
RequestId	string	The request ID.	16A96B9A-F203-4EC5-8E43-CB92E68*****
RetCode	integer	The return code. Note The value "0" is returned if the call is successful. For exceptions, refer to the error code list below.	0
Description	string	The error description.	OK

Examples

Success response

JSON format

{
  "RequestId": "16A96B9A-F203-4EC5-8E43-CB92E68*****",
  "RetCode": 0,
  "Description": "OK"
}

Error codes

HTTP status code	Error code	Error message	Description
400	InvalidParameter	%s.	Parameter error
400	InvalidParam.CodeIllegalDuration	%s.	The value of start time should be less than the value of end time .
400	CodeInvalidAliUid	This aliuid does not have a live domain name.	This aluid does not have a live domain name.
400	CodeTaskNotExist	Task does not exist.	The task does not exist.
400	CodeTaskHasStarted	The task has already started.	The task has already started and cannot be updated.
500	InternalError	%s.	error on the live liveapi server.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.