在IronOCR中使用阿拉伯數字

Curtis Chau

Updated: 2026年6月29日

阿拉伯語、波斯語和烏爾都語語言包無法識別阿拉伯數字嗎？

這是Tesseract語言包已知的問題。

以下語言包可能有助於解決阿拉伯數字的問題： Shreeshrii's Tessdata Arabic

然後可以使用IronOCR功能載入自定義語言包： IronOCR自定義語言範例

using IronOcr;

class ArabicNumeralOCR
{
    static void Main(string[] args)
    {
        // Initialize a new instance of IronTesseract for OCR
        var Ocr = new IronTesseract();
        
        // Load the custom Tesseract language file for better numeral recognition
        Ocr.UseCustomTesseractLanguageFile("custom_tesseract_files/custom.traineddata");
        
        // Specify the image input for OCR processing
        using (var Input = new OcrInput(@"images\image.png"))
        {
            // Execute the OCR process on the input image
            var Result = Ocr.Read(Input);
            
            // Output the recognized text
            Console.WriteLine(Result.Text);
        }
    }
}

using IronOcr;

class ArabicNumeralOCR
{
    static void Main(string[] args)
    {
        // Initialize a new instance of IronTesseract for OCR
        var Ocr = new IronTesseract();
        
        // Load the custom Tesseract language file for better numeral recognition
        Ocr.UseCustomTesseractLanguageFile("custom_tesseract_files/custom.traineddata");
        
        // Specify the image input for OCR processing
        using (var Input = new OcrInput(@"images\image.png"))
        {
            // Execute the OCR process on the input image
            var Result = Ocr.Read(Input);
            
            // Output the recognized text
            Console.WriteLine(Result.Text);
        }
    }
}

Imports IronOcr

Class ArabicNumeralOCR
    Shared Sub Main(args As String())
        ' Initialize a new instance of IronTesseract for OCR
        Dim Ocr = New IronTesseract()

        ' Load the custom Tesseract language file for better numeral recognition
        Ocr.UseCustomTesseractLanguageFile("custom_tesseract_files/custom.traineddata")

        ' Specify the image input for OCR processing
        Using Input = New OcrInput("images\image.png")
            ' Execute the OCR process on the input image
            Dim Result = Ocr.Read(Input)

            ' Output the recognized text
            Console.WriteLine(Result.Text)
        End Using
    End Sub
End Class

Imports IronOcr

Class ArabicNumeralOCR
    Shared Sub Main(args As String())
        ' Initialize a new instance of IronTesseract for OCR
        Dim Ocr = New IronTesseract()

        ' Load the custom Tesseract language file for better numeral recognition
        Ocr.UseCustomTesseractLanguageFile("custom_tesseract_files/custom.traineddata")

        ' Specify the image input for OCR processing
        Using Input = New OcrInput("images\image.png")
            ' Execute the OCR process on the input image
            Dim Result = Ocr.Read(Input)

            ' Output the recognized text
            Console.WriteLine(Result.Text)
        End Using
    End Sub
End Class

**注意：**此C#範例演示如何在IronOCR中使用自定義Tesseract語言檔案以提高在圖像中識別阿拉伯數字的能力。假設您已經下載了適當的語言包並將其放置在指定的位置。確保安裝IronOCR並在產品程式碼中加入必要的錯誤處理。