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DocumentationAPIsOptical Character RecognitionVehicle Scene OCR APIsVinOCR
VinOCR
Last updated: 2024-03-06 15:47:41
VinOCR
Last updated: 2024-03-06 15:47:41

1. API Description

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

This API is used to recognize the vehicle identification number (VIN) in an image.

A maximum of 10 requests can be initiated per second for this API.

We recommend you to use API Explorer
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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: VinOCR.
Version Yes String Common Params. The value used for this API: 2018-11-19.
Region No String Common Params. This parameter is not required for this API.
ImageBase64 No String The Base64-encoded value of the image.
Supported image formats: PNG, JPG, and JPEG. GIF is currently not supported.
Supported image size: The downloaded image after Base64 encoding can be up to 7 MB. The download time of the image cannot exceed 3s.
Either ImageUrl or ImageBase64 of the image must be provided. If both are provided, only ImageUrl is used.
ImageUrl No String The URL of the image.
Supported image formats: PNG, JPG, and JPEG. GIF is currently not supported.
Supported image size: The downloaded image after Base64 encoding can be up to 7 MB. The download time of the image cannot exceed 3s.
We recommend that you store the image in Tencent Cloud for higher download speed and stability.
The download speed and stability of non-Tencent Cloud URLs may be low.

3. Output Parameters

Parameter Name Type Description
Vin String The detected VIN.
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 Recognizing a VIN

Input Example

https://ocr.tencentcloudapi.com/?Action=VinOCR
&ImageUrl=https://xx/a.jpg 
&<Common request parameters>

Output Example

{
    "Response": {
        "Vin": "LBV2B25G2E5069977",
        "RequestId": "c59d9002-6c8c-426d-b57f-a8837dee2c7c"
    }
}

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.DownLoadError File download failed.
FailedOperation.EmptyImageError The image is empty.
FailedOperation.ImageDecodeFailed Image decoding failed.
FailedOperation.OcrFailed OCR failed.
FailedOperation.UnKnowError Unknown error.
FailedOperation.UnOpenError The service is not activated.
InvalidParameterValue.InvalidParameterValueLimit Incorrect parameter value.
LimitExceeded.TooLargeFileError The file is too large.
ResourceUnavailable.InArrears
ResourceUnavailable.ResourcePackageRunOut
ResourcesSoldOut.ChargeStatusException Exceptional billing status.
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