專門閱讀

超越純文字。使用專用的高性能工具準確閱讀護照（MRZ）、支票（MICR）、車牌和條碼。

專門閱讀

閱讀車牌

為自動停車管理、安全門禁和車輛追蹤建立 robust的自動車牌識別（ANPR）系統。我們的引擎接受各種角度、距離和光照條件下準確讀取車牌。

using IronOcr;
using System;

var ocr = new IronTesseract();
ocr.Configuration.WhiteListCharacters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_";
using var inputLicensePlate = new OcrInput();
inputLicensePlate.LoadImage("plate.jpeg");

// Read license plate
OcrLicensePlateResult result = ocr.ReadLicensePlate(inputLicensePlate);

// Retrieve license plate number and confidence value
string output = $"{result.Text}\nResult Confidence: {result.Confidence}";
Console.WriteLine(output);

using IronOcr;
using System;

var ocr = new IronTesseract();
ocr.Configuration.WhiteListCharacters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_";
using var inputLicensePlate = new OcrInput();
inputLicensePlate.LoadImage("plate.jpeg");

// Read license plate
OcrLicensePlateResult result = ocr.ReadLicensePlate(inputLicensePlate);

// Retrieve license plate number and confidence value
string output = $"{result.Text}\nResult Confidence: {result.Confidence}";
Console.WriteLine(output);

Imports IronOcr
Imports System

Dim ocr = New IronTesseract()
ocr.Configuration.WhiteListCharacters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_"
Using inputLicensePlate = New OcrInput()
    inputLicensePlate.LoadImage("plate.jpeg")

    ' Read license plate
    Dim result As OcrLicensePlateResult = ocr.ReadLicensePlate(inputLicensePlate)

    ' Retrieve license plate number and confidence value
    Dim output As String = $"{result.Text}{vbLf}Result Confidence: {result.Confidence}"
    Console.WriteLine(output)
End Using

閱讀護照

通過立即從國際護照和身份證的機器可讀區（MRZ）中提取資料來簡化身份驗證和客戶入職。消除手動輸入錯誤，加快您的登記或合規流程。

瞭解如何使用:在C#中閱讀護照

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 name and passport number
Console.WriteLine(result.PassportInfo.GivenNames);
Console.WriteLine(result.PassportInfo.PassportNumber);

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 name and passport number
Console.WriteLine(result.PassportInfo.GivenNames);
Console.WriteLine(result.PassportInfo.PassportNumber);

Imports IronOcr
Imports System

' Instantiate OCR engine
Dim ocr = New IronTesseract()
Using inputPassport = New OcrInput()
    inputPassport.LoadImage("passport.jpg")

    ' Perform OCR
    Dim result As OcrPassportResult = ocr.ReadPassport(inputPassport)

    ' Output name and passport number
    Console.WriteLine(result.PassportInfo.GivenNames)
    Console.WriteLine(result.PassportInfo.PassportNumber)
End Using

MICR支票閱讀

可靠地讀取E-13B MICR字體上的支票，以自動化銀行存款處理和財務工作流。我們的專業引擎確保關鍵資料，如路由號碼、帳號和支票金額的最高精度。

// Import the IronOCR namespace
using IronOcr;

// Create a new instance of IronTesseract for performing OCR operations
var Ocr = new IronTesseract();

// Set the OCR language to MICR to recognize magnetic ink characters

// Must have MICR (IronOcr.Languages.MICR) installed beforehand
Ocr.Language = OcrLanguage.MICR;

// Specify the file path of the input image containing MICR text
using (var Input = new OcrInput())
{
   Input.LoadImage("sampleChequeImage.png");

   // Run the OCR engine to read the MICR text from the input image 
   var Result = Ocr.Read(Input);

   // Output the recognized text to the console 
   Console.WriteLine(Result.Text);
}

// Import the IronOCR namespace
using IronOcr;

// Create a new instance of IronTesseract for performing OCR operations
var Ocr = new IronTesseract();

// Set the OCR language to MICR to recognize magnetic ink characters

// Must have MICR (IronOcr.Languages.MICR) installed beforehand
Ocr.Language = OcrLanguage.MICR;

// Specify the file path of the input image containing MICR text
using (var Input = new OcrInput())
{
   Input.LoadImage("sampleChequeImage.png");

   // Run the OCR engine to read the MICR text from the input image 
   var Result = Ocr.Read(Input);

   // Output the recognized text to the console 
   Console.WriteLine(Result.Text);
}

' Import the IronOCR namespace
Imports IronOcr

' Create a new instance of IronTesseract for performing OCR operations
Dim Ocr = New IronTesseract()

' Set the OCR language to MICR to recognize magnetic ink characters

' Must have MICR (IronOcr.Languages.MICR) installed beforehand
Ocr.Language = OcrLanguage.MICR

' Specify the file path of the input image containing MICR text
Using Input = New OcrInput()
    Input.LoadImage("sampleChequeImage.png")

    ' Run the OCR engine to read the MICR text from the input image 
    Dim Result = Ocr.Read(Input)

    ' Output the recognized text to the console 
    Console.WriteLine(Result.Text)
End Using

閱讀條碼和QR碼

檢測並解碼所有主要的一維和二維條碼格式，包括QR碼。這是一個用於庫存管理、物流追蹤、銷售點系統和移動票務應用程式的多功能解決方案。

瞭解如何使用:在.NET C#中閱讀條碼和QR碼

using IronOcr;

// Instantiate IronTesseract
IronTesseract ocrTesseract = new IronTesseract();

// Enable barcode reading
ocrTesseract.Configuration.ReadBarCodes = true;

// Add PDF
using var imageInput = new OcrPdfInput("pdfWithBarcodes.pdf");

// Perform OCR
OcrResult ocrResult = ocrTesseract.Read(imageInput);

// Output detected barcodes and text values
Console.WriteLine(ocrResult.Text);
Console.WriteLine(ocrResult.Barcodes[0].Value);

using IronOcr;

// Instantiate IronTesseract
IronTesseract ocrTesseract = new IronTesseract();

// Enable barcode reading
ocrTesseract.Configuration.ReadBarCodes = true;

// Add PDF
using var imageInput = new OcrPdfInput("pdfWithBarcodes.pdf");

// Perform OCR
OcrResult ocrResult = ocrTesseract.Read(imageInput);

// Output detected barcodes and text values
Console.WriteLine(ocrResult.Text);
Console.WriteLine(ocrResult.Barcodes[0].Value);

Imports IronOcr

' Instantiate IronTesseract
Dim ocrTesseract As New IronTesseract()

' Enable barcode reading
ocrTesseract.Configuration.ReadBarCodes = True

' Add PDF
Using imageInput = New OcrPdfInput("pdfWithBarcodes.pdf")
    ' Perform OCR
    Dim ocrResult As OcrResult = ocrTesseract.Read(imageInput)

    ' Output detected barcodes and text values
    Console.WriteLine(ocrResult.Text)
    Console.WriteLine(ocrResult.Barcodes(0).Value)
End Using

電腦視覺OCR

利用電腦視覺的力量檢測帶有我們先進模型的文字。IronOCR使用OpenCV來識別圖像中包含文字的區域，特別適合於噪聲較多和文件中散落的文字塊的圖像！

瞭解如何使用:電腦視覺OCR教程（許可證、字幕、發票）

using IronOcr;

var ocr = new IronTesseract();
using var input = new OcrInput();
input.LoadImage("sample.png");

// Make sure to also install IronOcr.Extensions.AdvancedScan to use this method
input.FindTextRegion(Scale: 2.0, DilationAmount: 20, Binarize: true, Invert: true);
OcrResult result = ocr.Read(input);
string resultText = result.Text;

using IronOcr;

var ocr = new IronTesseract();
using var input = new OcrInput();
input.LoadImage("sample.png");

// Make sure to also install IronOcr.Extensions.AdvancedScan to use this method
input.FindTextRegion(Scale: 2.0, DilationAmount: 20, Binarize: true, Invert: true);
OcrResult result = ocr.Read(input);
string resultText = result.Text;

Imports IronOcr

Dim ocr = New IronTesseract()
Using input = New OcrInput()
    input.LoadImage("sample.png")

    ' Make sure to also install IronOcr.Extensions.AdvancedScan to use this method
    input.FindTextRegion(Scale:=2.0, DilationAmount:=20, Binarize:=True, Invert:=True)
    Dim result As OcrResult = ocr.Read(input)
    Dim resultText As String = result.Text
End Using