读取护照

VBC#

using IronOcr;
using System;

// Instantiate OCR engine
var ocr = new IronTesseract();

using var inputPassport = new OcrInput();

inputPassport.LoadImage("passport.jpg");

// Perform OCR
OcrPassportResult result = ocr.ReadPassport(inputPassport);

// Output passport information
Console.WriteLine(result.PassportInfo.GivenNames);
Console.WriteLine(result.PassportInfo.Country);
Console.WriteLine(result.PassportInfo.PassportNumber);
Console.WriteLine(result.PassportInfo.Surname);
Console.WriteLine(result.PassportInfo.DateOfBirth);
Console.WriteLine(result.PassportInfo.DateOfExpiry);
Console.WriteLine(result.PassportInfo.Gender);
Console.WriteLine(result.PassportInfo.DocumentType);
Console.WriteLine(result.PassportInfo.Nationality);
Console.WriteLine(result.PassportInfo.NationalityCode);
Console.WriteLine(result.PassportInfo.IssuingCountryCode);
Console.WriteLine(result.PassportInfo.PersonalNumber);
Console.WriteLine(result.PassportInfo.DateOfIssue);

Imports IronOcr

' Instantiate OCR engine
Dim ocr As New IronTesseract()

Using inputPassport As New OcrInput()
    
    inputPassport.LoadImage("passport.jpg")
    
    ' Perform OCR
    Dim result As OcrPassportResult = ocr.ReadPassport(inputPassport)

    ' Output passport information
    Console.WriteLine(result.PassportInfo.GivenNames)
    Console.WriteLine(result.PassportInfo.Country)
    Console.WriteLine(result.PassportInfo.PassportNumber)
    Console.WriteLine(result.PassportInfo.Surname)
    Console.WriteLine(result.PassportInfo.DateOfBirth)
    Console.WriteLine(result.PassportInfo.DateOfExpiry)
    Console.WriteLine(result.PassportInfo.Gender)
    Console.WriteLine(result.PassportInfo.DocumentType)
    Console.WriteLine(result.PassportInfo.Nationality)
    Console.WriteLine(result.PassportInfo.NationalityCode)
    Console.WriteLine(result.PassportInfo.IssuingCountryCode)
    Console.WriteLine(result.PassportInfo.PersonalNumber)
    Console.WriteLine(result.PassportInfo.DateOfIssue)

End Using

PM > Install-Package IronOcr

Install-Package IronOcr

读取护照

此代码示例演示了如何使用 IronTesseract OCR 引擎从图像中提取和处理护照信息。

IronTesseract OCR引擎已实例化。使用 LoadImage 方法创建一个载入包含护照（"passport.jpg"）图像的 OcrInput 对象。使用 ReadPassport 方法处理图像并提取护照信息，返回包含名字、姓氏、国家、护照号码、出生日期和到期日期等详细信息的 OcrPassportResult 对象。提取出的护照信息随后会输出到控制台：