DescribeLiveStreamHistoryUserNum - ApsaraVideo Live - Alibaba Cloud Documentation Center

Queries the number of historical online users for a live stream.

Usage notes

The data returned after you call this operation is delayed for an average of 2 to 5 minutes.
This operation only queries the number of historical online users for Flash Video (FLV) and Real-Time Messaging Protocol (RTMP) streams.
This operation does not query the number of viewers that are watching transcoded streams.

QPS limit

You can call this operation up to 30 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

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters


Parameter	Type	Required	Example	Description
Action	String	Yes	DescribeLiveStreamHistoryUserNum	The operation that you want to perform. Set the value to DescribeLiveStreamHistoryUserNum.
DomainName	String	Yes	example.com	The streaming domain.
AppName	String	Yes	liveApp****	The name of the application to which the live stream belongs.
StreamName	String	Yes	liveStream****	The name of the live stream.
StartTime	String	Yes	2017-12-21T08:00:00Z	The beginning of the time range to query. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC. Note You can query data over the last 30 days.
EndTime	String	Yes	2017-12-22T08:00:00Z	The end of the time range to query. The end time must be later than the start time. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC. Note The time range specified by the StartTime and EndTime parameters cannot exceed one day. The time specified by the EndTime parameter must be earlier than the current time.

Response parameters


Parameter	Type	Example	Description
RequestId	String	16A96B9A-F203-4EC5-8E43-CB92E68F5FF8	The ID of the request.
LiveStreamUserNumInfos	Array of LiveStreamUserNumInfo		The number of historical online users for the live stream.
LiveStreamUserNumInfo
UserNum	String	1	The number of users.
StreamTime	String	2017-10-20T06:20:00Z	The time when the stream occurred. The time follows the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time is displayed in UTC.

Examples

Sample requests

http(s)://live.aliyuncs.com/?Action=DescribeLiveStreamHistoryUserNum
&AppName=liveApp****
&DomainName=example.com
&EndTime=2017-12-22T08:00:00Z
&StartTime=2017-12-21T08:00:00Z
&StreamName=liveStream****
&<Common request parameters>

Sample success responses

XML format

HTTP/1.1 200 OK
Content-Type:application/xml

<?xml version="1.0" encoding="UTF-8" ?>
<DescribeLiveStreamHistoryUserNumResponse>
<LiveStreamUserNumInfos>
    <LiveStreamUserNumInfo>
        <StreamTime>2017-10-20T06:20:00Z</StreamTime>
        <UserNum>1</UserNum>
    </LiveStreamUserNumInfo>
</LiveStreamUserNumInfos>
<RequestId>16A96B9A-F203-4EC5-8E43-CB92E68F5FF8</RequestId>
</DescribeLiveStreamHistoryUserNumResponse>

JSON format

HTTP/1.1 200 OK
Content-Type:application/json

{
  "DescribeLiveStreamHistoryUserNumResponse" : {
    "LiveStreamUserNumInfos" : {
      "LiveStreamUserNumInfo" : {
        "StreamTime" : "2017-10-20T06:20:00Z",
        "UserNum" : 1
      }
    },
    "RequestId" : "16A96B9A-F203-4EC5-8E43-CB92E68F5FF8"
  }
}

Error codes


HttpCode	Error code	Error message	Description
400	InvalidStartTime.Malformed	Specified StartTime is malformed.	The error message returned because the format of the start time is invalid. Check whether the value of the StartTime parameter is valid.
400	InvalidEndTime.Malformed	Specified EndTime is malformed.	The error message returned because the format of the end time is invalid. Check whether the value of the EndTime parameter is valid.

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