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媒体处理

문서媒体处理API 文档解析事件通知相关接口DetectVideoSubtitleArea

DetectVideoSubtitleArea

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마지막 업데이트 시간: 2026-07-07 14:59:36

1. API Description

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

This API is used to quickly detect the hard subtitle area in a video file.

A maximum of 20 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: DetectVideoSubtitleArea.
Version Yes String Common Params. The value used for this API: 2019-06-12.
Region No String Common Params. This parameter is not required for this API.
InputInfo Yes MediaInputInfo

Input information, which supports only URL and COS.
VideoLanguage No String

Video language. If you know the language of the video, you can specify this parameter to improve the recognition accuracy.

Enumeration values:

  • zh_en: Chinese and English
  • en: English
  • ja: Japanese
  • ko: Korean
UserExtPara No String

Extended parameter. This is left empty by default.

3. Output Parameters

Parameter Name Type Description
Width Integer

Video width.

Unit: px.
Height Integer

Video height.

Unit: px.
Result Array of SubtitleArea

Detected subtitle box. If nothing is detected, the value is empty.
RequestId String The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Triggering Subtitle Box Detection

Input Example

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

{
    "InputInfo": {
        "Type": "URL",
        "UrlInputInfo": {
            "Url": "http://*********************************************************************************************************************************************.mp4"
        }
    },
    "VideoLanguage": "zh_en",
    "UserExtPara": ""
}

Output Example

{
    "Response": {
        "Height": 1280,
        "Result": [
            {
                "Area": {
                    "LeftTopX": 64,
                    "LeftTopY": 748,
                    "RightBottomX": 576,
                    "RightBottomY": 791,
                    "Unit": 2
                },
                "Confidence": 70
            }
        ],
        "Width": 720,
        "RequestId": "4af4d815-d608-4aff-afb3-45f3b46563b0"
    }
}

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.GenerateResource Resource generation failed.
InternalError Internal error.
InternalError.RecognitionError Recognition error.
InvalidParameter.InputInfo Illegal input.
ResourceNotFound.DownloadError Download failed.
ResourceNotFound.UserUnregister The user is not registered.
이전 주제: DetectVideoWatermark다음 주제: CreateAigcAudioTask

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