CreateWorkflow

Last updated: 2020-01-13 11:42:32

    1. API Description

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

    This API is used to set a processing rule for media files uploaded to the specified directory of a COS bucket, including:

    1. Video transcoding (with watermark);
    2. Animated image generating;
    3. Time point screencapturing;
    4. Sampled screencapturing;
    5. Image sprite generating;
    6. Video conversion to adaptive bitrate streaming;
    7. Intelligent content audit (detection of porn, terrorism, and politically sensitive information);
    8. Intelligent content recognition (face recognition, full text recognition, text keyword recognition, full speech recognition, and speech keyword recognition).

    Note: Once successfully created, a workflow is disabled by default and needs to be enabled manually.

    A maximum of 200 requests can be initiated per second for this API.

    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 parameter. The value used for this API: CreateWorkflow
    Version Yes String Common parameter. The value used for this API: 2019-06-12
    Region No String Common parameter. This parameter is not required for this API.
    WorkflowName Yes String Workflow name of up to 128 characters, which must be unique for the same user.
    Trigger Yes WorkflowTrigger Triggering rule bound to a workflow. If an uploaded video hits the rule for the object, the workflow will be triggered.
    OutputStorage No TaskOutputStorage Storage location of a video processing output file. If this parameter is left empty, the storage location in Trigger will be inherited.
    OutputDir No String Target directory of a video processing output file, such as /movie/201907/. If this parameter is left empty, the file will be outputted to the same directory where the source file is located.
    MediaProcessTask No MediaProcessTaskInput Parameter of a video processing task.
    AiContentReviewTask No AiContentReviewTaskInput Type parameter of a video content audit task.
    AiAnalysisTask No AiAnalysisTaskInput
    AiRecognitionTask No AiRecognitionTaskInput Type parameter of a video content recognition task.
    TaskNotifyConfig No TaskNotifyConfig Event notification configuration for a task. If this parameter is left empty, no event notifications will be obtained.
    TaskPriority No Integer Workflow priority. The higher the value, the higher the priority. Value range: [-10, 10]. If this parameter is left empty, 0 will be used.

    3. Output Parameters

    Parameter Name Type Description
    WorkflowId Integer Workflow ID.
    RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

    4. Example

    Example1

    Input Example

    https://mps.tencentcloudapi.com/?Action=CreateWorkflow
    &WorkflowName=trans-20-30-40
    &Trigger.Type=CosFileUpload
    &Trigger.CosFileUploadTrigger.Bucket=TopRankVideo-125xxx88
    &Trigger.CosFileUploadTrigger.Region=ap-chongqing
    &Trigger.CosFileUploadTrigger.Dir=/movie/201907/
    &MediaProcessTask.TranscodeTaskSet.0.Definition=20
    &MediaProcessTask.TranscodeTaskSet.1.Definition=30
    &MediaProcessTask.TranscodeTaskSet.2.Definition=40
    &<common request parameters>

    Output Example

    {
      "Response": {
        "RequestId": "6ca31e3a-6b8e-4b4e-9256-fdc700064ef3",
        "WorkflowId": 157482
      }
    }

    Example2

    Input Example

    https://mps.tencentcloudapi.com/?Action=CreateWorkflow
    &WorkflowName=snapshot
    &Trigger.Type=CosFileUpload
    &Trigger.CosFileUploadTrigger.Bucket=TopRankVideo-125xxx88
    &Trigger.CosFileUploadTrigger.Region=ap-chongqing
    &Trigger.CosFileUploadTrigger.Dir=/movie/201907/
    &MediaProcessTask.SampleSnapshotTaskSet.0.Definition=10
    &<common request parameters>

    Output Example

    {
      "Response": {
        "RequestId": "6ca31e3a-6b8e-4b4e-9256-fdc700064ef3",
        "WorkflowId": 3457482
      }
    }

    5. Developer Resources

    API Explorer

    This tool allows online call, signature authentication, SDK code generation and quick search of APIs to greatly improve the efficiency of using TencentCloud APIs.

    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
    FailedOperation.CosStatusInavlid Operation failed: COS service is suspended.
    FailedOperation.InvalidMpsUser Operation failed: unauthorized MPS user.
    InternalError Internal error.
    InvalidParameterValue Incorrect parameter value.
    LimitExceeded.TooMuchTemplate Limit reached: the number of templates exceeds the limit.
    ResourceNotFound.CosBucketNameInvalid The resource does not exist: invalid COS bucket name.
    ResourceNotFound.CosBucketNotExist The resource does not exist: the COS bucket does not exist.

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