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- What's New
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Billing
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Billing FAQ
- Why Do I Get Additional Charges or Arrears After Purchasing a Package?
- Why Can I Still Call the Service and Incur Arrears When My Account Balance Is Zero?
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- How Is Billing Handled When a Package Is Used Up? And How Can I Check the Remaining Quota and Receive Alerts for My Package?
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- What Is Fee Deduction Order for Multiple Packages?
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Token-based Authentication
- What Are the Username, Domain Name, and Project Name in the Token Message Body?
- Why Is the Error Message "The account is locked." Displayed?
- Why Is the Error Message "The username or password is wrong." Displayed?
- Why Does the Token Retrieval Process Return a 401 Status Code?
- Why Does the Token Fail to Be Obtained When I Use Postman to Call an ORC API?
- Why Don't I Have Programming Access Permissions?
- Why Does the Header Overflow When I Use Postman to Call an OCR API?
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API
- How Do I View the API Usage?
- Why Is the Actual Number of API Calls Inconsistent with the Record Displayed on the Management Console?
- Does OCR Support Batch Processing?
- Can the OCR Results Be Converted into Word, TXT, or PDF Files?
- How Do I Obtain the Base64 Code of an Image?
- What Is the Number of Concurrent OCR API Calls?
- How Do I Use OCR APIs?
- Can the Region Where OCR Is Called Be Different from the Region Where OBS Resources Are Located?
- Can the Input Data of OCR Be Stored Locally?
- How Do I Improve the Recognition Speed?
- How Do I Convert a PDF to an Image?
- Can OCR Read Images from Non-Huawei Cloud Storage?
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SDK
- Do OCR SDKs Need to Be Purchased?
- Do OCR SDKs Need Maven to Manage Dependency Packages?
- How Do I Change the Response Type in Returned Results?
- How Can I Fix an SSL Configuration Error?
- How Can I Fix a "connect timed out" Error?
- Why Does the Project ID Fail to Be Obtained?
- What Should I Do if I Forget My AK and SK?
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Error Code
- Why Do I Fail to Call an OCR API?
- How Do I Handle the Error APIG.0301?
- How Do I Handle the Error APIG.0201?
- How Do I Handle the Error APIG.0101?
- How Do I Handle the Error APIG.0106?
- How Do I Handle the Error APIG.0308?
- How Do I Handle the Error ModelArts.0212?
- How Do I Handle the Error ModelArts.4603 or ModelArts.4704?
- How Do I Handle the Error ModelArts.4204?
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API Overview
You can perform the operations described in Table 1 with OCR APIs.
API |
Description |
Deployment Region |
---|---|---|
This API detects and extracts key-value pairs, text, and table content from various document layouts, such as certificates, receipts, and forms, and converts the text into a structured format. |
CN-Hong Kong (ap-southeast-1) AP-Singapore (ap-southeast-3) |
|
This API detects and extracts text from images of general tables and converts the text into JSON format. The returned results include two types of image area (words_region): text area (text) and table area (table). They also include table structures (rows and columns) and text information. For the notes and constraints on using this API, see Notes and Constraints. For how to use this API, see Introduction to OCR. |
AP-Singapore (ap-southeast-3) |
|
This API detects and extracts text from images and converts the text and coordinates into JSON format. It can be used in various scenarios, such as scanned files, electronic documents, books, receipts, and forms. English and Chinese are supported but support for traditional Chinese characters is limited. For the notes and constraints on using this API, see Notes and Constraints. For how to use this API, see Introduction to OCR. |
CN-Hong Kong (ap-southeast-1) |
|
This API detects and extracts text from the first page of images of passports and converts the text into a structured JSON format. |
CN-Hong Kong (ap-southeast-1) AP-Bangkok (ap-southeast-2) |
|
This API detects and extracts text from web images and converts the text into a structured JSON format. |
AP-Bangkok (ap-southeast-2) |
|
This API detects and extracts text from images of Thailand-issued national registration cards and converts the text into a structured format. |
AP-Bangkok (ap-southeast-2) |
|
This API detects and extracts text from images of Myanmar-issued national registration cards and converts the text into a structured format. |
CN-Hong Kong (ap-southeast-1) |
|
This API detects and extracts text from images of Cambodia-issued ID cards and converts the text into a structured format. |
AP-Singapore (ap-southeast-3) |
|
This API detects and extracts text from images of Myanmar-issued driver's licenses and converts the text into a structured JSON format. |
CN-Hong Kong (ap-southeast-1) |
|
This API detects and extracts text from images of Chile-issued ID cards and converts the text into JSON format. |
LA-Santiago-(la-south-2) |
|
This API detects and extracts text from images of Vietnam-issued ID cards and converts the text into a structured format. |
CN-Hong Kong (ap-southeast-1) |
|
This API detects and extracts text from images of Peru-issued identity cards and converts the text into a structured format. |
LA-Santiago-(la-south-2) |
|
This API detects and extracts license plate information from images of Thailand license plates and returns the license plate number and location. |
AP-Bangkok (ap-southeast-2) |
|
This API detects and extracts text from images of identity documents issued by multiple countries and regions, such as ID cards, driving licenses, and passports, and converts the text into a structured format. |
CN-Hong Kong (ap-southeast-1) |
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