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CreateCommonMixStream

Last updated: 2023-09-06 15:06:26

1. API Description

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

This API is used to create a general stream mix. It can be used basically in the same way as the legacy mix_streamv2.start_mix_stream_advanced API.
Note: currently, up to 16 streams can be mixed.
Best practice: https://www.tencentcloud.com/document/product/267/45566?from_cn_redirect=1

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

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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: CreateCommonMixStream.
Version Yes String Common Params. The value used for this API: 2018-08-01.
Region No String Common Params. This parameter is not required for this API.
MixStreamSessionId Yes String ID of a stream mix session (from applying for the stream mix to cancelling it). This parameter can contain up to 80 bytes of letters, digits, and underscores.
InputStreamList.N Yes Array of CommonMixInputParam Input stream list for stream mix.
OutputParams Yes CommonMixOutputParams Output stream parameter for stream mix.
MixStreamTemplateId No Integer Input template ID. If this parameter is set, the output will be generated according to the default template layout, and there is no need to enter the custom position parameters.
If this parameter is left empty, 0 will be used by default.
For two input sources, 10, 20, 30, 40, and 50 are supported.
For three input sources, 310, 390, and 391 are supported.
For four input sources, 410 is supported.
For five input sources, 510 and 590 are supported.
For six input sources, 610 is supported.
ControlParams No CommonMixControlParams Special control parameter for stream mix. If there are no special needs, leave it empty.

3. Output Parameters

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

4. Example

Example1 Applying for stream mix — using template 40

This example shows you how to use a preset stream mix template to mix streams.

Input Example

POST / HTTP/1.1
Host: live.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: CreateCommonMixStream
<Common request parameters>

{
    "MixStreamTemplateId": 40,
    "MixStreamSessionId": "test_room",
    "InputStreamList": [
        {
            "LayoutParams": {
                "ImageLayer": 1
            },
            "InputStreamName": "test_stream1"
        },
        {
            "LayoutParams": {
                "ImageLayer": 2
            },
            "InputStreamName": "test_stream2"
        }
    ],
    "OutputParams": {
        "OutputStreamName": "test_stream1"
    }
}

Output Example

{
    "Response": {
        "RequestId": "3c140219-cfe9-470e-b241-907877d6fb03"
    }
}

Example2 Applying for stream mix — using custom layout parameters

This example shows you how to use a custom layout.

Input Example

POST / HTTP/1.1
Host: live.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: CreateCommonMixStream
<Common request parameters>

{
    "InputStreamList": [
        {
            "LayoutParams": {
                "ImageLayer": 1,
                "ImageHeight": 720,
                "ImageWidth": 1280
            },
            "InputStreamName": "test_stream1"
        },
        {
            "LayoutParams": {
                "ImageLayer": 2,
                "ImageHeight": 320,
                "ImageWidth": 240,
                "LocationX": 100,
                "LocationY": 100
            },
            "InputStreamName": "test_stream2"
        }
    ],
    "OutputParams": {
        "OutputStreamName": "test_stream1"
    },
    "MixStreamSessionId": "test_room"
}

Output Example

{
    "Response": {
        "RequestId": "3c140219-cfe9-470e-b241-907877d6fb03"
    }
}

Example3 Applying for stream mix — using cropping parameters

This example shows you how to use cropping parameters.

Input Example

POST / HTTP/1.1
Host: live.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: CreateCommonMixStream
<Common request parameters>

{
    "InputStreamList": [
        {
            "LayoutParams": {
                "ImageLayer": 1,
                "ImageHeight": 720,
                "ImageWidth": 1280
            },
            "InputStreamName": "test_stream1"
        },
        {
            "LayoutParams": {
                "ImageLayer": 2,
                "ImageHeight": 320,
                "ImageWidth": 240,
                "LocationX": 100,
                "LocationY": 100
            },
            "InputStreamName": "test_stream2",
            "CropParams": {
                "CropWidth": 240,
                "CropHeight": 320,
                "CropStartLocationX": 100,
                "CropStartLocationY": 100
            }
        }
    ],
    "OutputParams": {
        "OutputStreamName": "test_stream1"
    },
    "MixStreamSessionId": "test_room"
}

Output Example

{
    "Response": {
        "RequestId": "3c140219-cfe9-470e-b241-907877d6fb03"
    }
}

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
FailedOperation Operation failed.
FailedOperation.CallOtherSvrError Failed to call the third-party service.
FailedOperation.CallOtherSvrFailed Failed to call the internal service.
FailedOperation.CancelSessionNotExist The canceled stream mix session does not exist.
FailedOperation.GetPictureUrlError Unable to get the watermark URL.
FailedOperation.GetStreamResolutionError Failed to get the input stream length and width.
FailedOperation.ProcessMixError Failed to start stream mix.
FailedOperation.StreamNotExist The stream does not exist.
InternalError Internal error.
InternalError.JiFeiOtherError The billing platform returned other errors.
InvalidParameter Invalid parameter.
InvalidParameter.CancelSessionNotExist The canceled session does not exist.
InvalidParameter.InputNumLimitExceeded The number of inputs exceeds the limit.
InvalidParameter.InvalidBackgroudResolution Invalid background length and width.
InvalidParameter.InvalidBitrate Invalid output bitrate.
InvalidParameter.InvalidCropParam The cropped area overflows the original image.
InvalidParameter.InvalidLayerParam Invalid layer parameter.
InvalidParameter.InvalidOutputStreamID The output stream ID is already used.
InvalidParameter.InvalidOutputType Invalid output type. Please check whether OutputPram-StreamId and OutputType match.
InvalidParameter.InvalidPictureID The watermark ID was not set.
InvalidParameter.InvalidRoundRectRadius Invalid corner radius of the rounded rectangle.
InvalidParameter.OtherError Other errors.
InvalidParameter.SessionOutputStreamChanged The output stream of the same session has changed.
InvalidParameter.TemplateNotMatchInputNum The template does not match the number of input streams.
ResourceNotFound.ForbidService You are blocked.
ResourceNotFound.FreezeService Service suspended.
ResourceNotFound.StopService The service has been suspended due to account arrears. Please top up it to a positive balance to activate the service first.
ResourceNotFound.UserDisableService You disabled the service.