C# .NET OCR and Barcode Recognition

High performance, royalty-free C# .NET OCR and barcode recognition on Windows 32bit and 64bit

C# .NET OCR Demos


    Programming with Asprise OCR is very straightforward. Below is the typical source code sample in C# .NET to recognize images:

    Imports asprise_ocr_api
    Private ocr As AspriseOCR
    ocr = New AspriseOCR()
    ocr.StartEngine("eng", AspriseOCR.SPEED_FASTEST)
    Dim s As String = ocr.Recognize("img.jpg", -1, -1, -1, -1, -1, AspriseOCR.RECOGNIZE_TYPE_ALL, AspriseOCR.OUTPUT_FORMAT_PLAINTEXT)
    Console.WriteLine("OCR Result: " & s)
    ' process more images here ...

    With the below sample input image:

    Extract Text and Barcodes in Plain Text Format

    Asprise OCR and Barcode Recognition
    High performance, royalty-free OCR and barcode recognition on Windows,
    ISBN-l3, Interleaved 2 of 5, Code 39, Code 128, PDF417, and QR Code.
    [[QR-Code: www.asprise.com]]
    [[CODE-128: Asprise]].

    XML Format Provides Information Like Confidence and Coordinates & Tables

    If you need additional information like accuracy confidence and text coordinates, you can select XML as the output format. Additionally, table information like rows and cells are also available in XML.

    <?xml version="1.0"?>
    <asprise-ocr input="test-image.png">
      <page no="1" width="2400" height="3200" words="124" confidence="92">
        <block type="text"  x="320" y="248" width="1176" height="63" words="5" confidence="88">
    Asprise OCR and Barcode Recognition
        <block type="barcode" subtype="QR-Code" x="1397" y="1647" width="441" height="441">www.asprise.com</block>
        <block type="barcode" subtype="CODE-128" x="348" y="1651" width="583" height="147">Asprise</block>

    Click here to view the actual XML

    Searchable PDF Combines Original Image and Recognized Text Perfectly

    Asprise OCR supports generating searchable PDF:

    PDF output with recognized text highlighted

    PDF output with transparent text

    Asprise OCR offer property for you to configure whether text should be highlighted or transparent. Please refer to the developer's guide for details.

    User Editable Rich Text Format (RTF)

    Choose RTF format if the user needs to further edit the recognition result in a word processor.

    RTF output

    Read the developer's guide for more details