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    StartOnlineRecord

    最后更新时间：2023-12-07 10:46:30
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      1. API Description

      Domain name for API request: tiw.tencentcloudapi.com.

      This API is used to start a real-time recording task.

      A maximum of 20 requests can be initiated per second for this API.

      We recommend you to use API Explorer
      Try it
      API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

      2. Input Parameters

      The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

      Parameter Name Required Type Description
      Action Yes String Common Params. The value used for this API: StartOnlineRecord.
      Version Yes String Common Params. The value used for this API: 2019-09-19.
      Region Yes String Common Params. For more information, please see the list of regions supported by the product. This API only supports: ap-singapore.
      SdkAppId Yes Integer SdkAppId of the customer
      RoomId Yes Integer ID of the room for recording. Value range: (1, 4294967295)
      RecordUserId Yes String User ID used by the recording service for entering a room. The ID cannot exceed 60 bytes in length. Its format is tic_record_user_${RoomId}_${Random}, where ${RoomId} indicates the ID of the room for recording and ${Random} is a random string.
      The ID must be an unused ID in the SDK. The recording service uses the user ID to enter the room for audio, video, and whiteboard recording. If this ID is already used in the SDK, the SDK and recording service will conflict, affecting the recording operation.
      RecordUserSig Yes String Signature corresponding to RecordUserId
      GroupId No String (Disused) IM group ID of the whiteboard. By default, it is the same as the room ID.
      Concat No Concat Real-time recording video splicing parameter
      Whiteboard No Whiteboard Real-time recording whiteboard parameter, such as the whiteboard width and height
      MixStream No MixStream Real-time recording stream mixing parameter
      Notes:
      1. The stream mixing feature needs to be enabled separately. If you need the feature, contact TIW customer service.
      2. To use the stream mixing feature, the Extras parameter is required and must contain "MIX_STREAM".
      Extras.N No Array of String List of advanced features used
      List of possible values:
      MIX_STREAM - Stream mixing feature
      AudioFileNeeded No Boolean Whether to return the audio-only recording file of different streams in the result callback. The file format is mp3.
      RecordControl No RecordControl A group of real-time recording parameters. It specifies the streams to be recorded, whether to disable the audio recording, and whether to record only low-resolution videos, etc.
      RecordMode No String
      ChatGroupId No String
      AutoStopTimeout No Integer Recording timeout. Unit: seconds. Valid range: [300,86400]. Default value: 300.

      If no upstream audio/video exists or no operation is performed on the whiteboard for the specified period of time, the recording service automatically stops the recording task.
      ExtraData No String Internal parameter. You can ignore this parameter.

      3. Output Parameters

      Parameter Name Type Description
      TaskId String ID of the real-time recording task
      RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

      4. Example

      Example1 Starting real-time recording

      Input Example

      https://tiw.tencentcloudapi.com/?Action=StartOnlineRecord
&SdkAppId=1400000001
&RoomId=1203
&RecordUserId=tic_record_user_1203_141551
&RecordUserSig=usersig_of_<tic_record_user_1203_141551>
&<Common request parameters>

      Output Example

      {
    "Response": {
        "RequestId": "eac6b301-a322-493a-8e36-83b295459397",
        "TaskId": "bj0mt2l23osdj300hl30"
    }
}

      Example2 Starting real-time mixed stream recording

      This example shows you how to use a built-in mixed stream layout for mixed stream recording.

      Input Example

      https://tiw.tencentcloudapi.com/?Action=StartOnlineRecord
&SdkAppId=1400000001
&RoomId=1203
&RecordUserId=tic_record_user_1203_141551
&RecordUserSig=usersig_of_<tic_record_user_1203_141551>
&Whiteboard.Width=1280
&Whiteboard.Height=960
&Whiteboard.InitParam={"ratio":"16:9"}
&Concat.Enabled=true
&Concat.Image=http://background/image.jpg
&MixStream.Enabled=true
&MixStream.DisableAudio=false
&MixStream.ModelId=2
&MixStream.TeacherId=teacher
&Extras.0=MIX_STREAM
&<Common request parameters>

      Output Example

      {
    "Response": {
        "RequestId": "eac6b301-a322-493a-8e36-83b295459397",
        "TaskId": "bj0mt2l23osdj300hl30"
    }
}

      5. Developer Resources

      SDK

      TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

      Command Line Interface

      6. Error Code

      The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

      Error Code Description
      AuthFailure
      InvalidParameter.BodyParameterTypeUnmatched The parameter type does not match.
      InvalidParameter.InvalidExtra The specified special feature does not exist.
      InvalidParameter.RecordParameter The format of the real-time recording parameter is invalid.
      InvalidParameter.SdkAppIdNotFound The SdkAppId does not exist or is invalid.
      LimitExceeded.TaskConcurrency The number of concurrent transcoding or recording tasks exceeds the limit. For more information, see the error description or try again later.
      ResourceInUse.RecordUserId The recording user account for real-time recording has started another recording task.
      ResourceUnavailable.NotRegistered TIW is not enabled.
      ResourceUnavailable.ServiceExpired The account is in arrears or the TIW service has expired.
      UnauthorizedOperation.SdkAppId The SdkAppId does not exist or does not match the current Tencent Cloud account.
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