The C# OCR Library

using IronOcr;
//..
var Ocr = new AutoOcr();
var Result = Ocr.Read(@"C:\path\to\image.png");
Console.WriteLine(Result.Text);
                                    

Imports IronOcr
Dim Ocr = New AutoOcr()
Dim Result = Ocr.Read("C:\path\to\image.png")
Console.WriteLine(Result.Text)

using IronOcr;
//..
var Ocr = new AdvancedOcr()
{
    CleanBackgroundNoise = true,
    EnhanceContrast = true,
    EnhanceResolution = true,
    Language =  IronOcr.Languages.English.OcrLanguagePack,
    Strategy = IronOcr.AdvancedOcr.OcrStrategy.Advanced,
    ColorSpace = AdvancedOcr.OcrColorSpace.Color,
    DetectWhiteTextOnDarkBackgrounds = true,
    InputImageType = AdvancedOcr.InputTypes.AutoDetect,
    RotateAndStraighten = true,
    ReadBarCodes = true,
    ColorDepth =4
};

var testImage = @"C:\path\to\scan.tiff";

var Results = Ocr.Read(testImage);

var Barcodes = Results.Barcodes.Select(b => b.Value);

Console.WriteLine(Results.Text);
Console.WriteLine("Barcodes:" + String.Join(",", Barcodes));

Imports IronOcr
Dim Ocr = New AdvancedOcr() With { _
     .CleanBackgroundNoise = True, _
     .EnhanceContrast = True, _
     .EnhanceResolution = True, _
     .Language = IronOcr.Languages.English.OcrLanguagePack, _
     .Strategy = IronOcr.AdvancedOcr.OcrStrategy.Advanced, _
     .ColorSpace = AdvancedOcr.OcrColorSpace.Color, _
     .DetectWhiteTextOnDarkBackgrounds = True, _
     .InputImageType = AdvancedOcr.InputTypes.AutoDetect, _
     .RotateAndStraighten = True, _
     .ReadBarCodes = True, _
     .ColorDepth = 4 _
}

Dim testImage = "C:\path\to\scan.tiff"

Dim Results = Ocr.Read(testImage)



Console.WriteLine(Results.Text)

 
var Ocr = new IronOcr.AutoOcr();
var Results = Ocr.ReadPdf(@"C:\Users\Me\Desktop\Invoice.pdf");


var Barcodes = Results.Barcodes;
var Text = Results.Text;
Console.WriteLine(Text);

Dim Ocr = New IronOcr.AutoOcr()
Dim Results = Ocr.ReadPdf("C:\Users\Me\Desktop\Invoice.pdf")

 
using IronOcr;

var Ocr = new AdvancedOcr()
{
    CleanBackgroundNoise = false,
    ColorDepth = 4,
    ColorSpace = AdvancedOcr.OcrColorSpace.Color,
    EnhanceContrast = false,
    DetectWhiteTextOnDarkBackgrounds = false,
    RotateAndStraighten = false,
    Language = IronOcr.Languages.English.OcrLanguagePack,
    EnhanceResolution = false,
    InputImageType = AdvancedOcr.InputTypes.Document,
    ReadBarCodes = true,
    Strategy = AdvancedOcr.OcrStrategy.Fast
};

var Results = Ocr.ReadPdf(@"C:\Users\Me\Desktop\Invoice.pdf");
var Pages = Results.Pages;
var Barcodes = Results.Barcodes;
var FullPdfText = Results.Text;

Imports IronOcr


Dim Ocr = New AdvancedOcr() With { _
  .CleanBackgroundNoise = False, _
  .ColorDepth = 4, _
  .ColorSpace = AdvancedOcr.OcrColorSpace.Color, _
  .EnhanceContrast = False, _
  .DetectWhiteTextOnDarkBackgrounds = False, _
  .RotateAndStraighten = False, _
  .Language = IronOcr.Languages.English.OcrLanguagePack, _
  .EnhanceResolution = False, _
  .InputImageType = AdvancedOcr.InputTypes.Document, _
  .ReadBarCodes = True, _
  .Strategy = AdvancedOcr.OcrStrategy.Fast _
}

Dim Results = Ocr.ReadPdf("C:\Users\Me\Desktop\Invoice.pdf")
Dim Pages = Results.Pages
Dim Barcodes = Results.Barcodes
Dim FullPdfText = Results.Text

 
using IronOcr;
using System;

// 19 Languages are currently supported by IronOCR
// To use them, please install the language packs (below) as required
var Ocr = new AdvancedOcr()
{
    Language = IronOcr.Languages.Arabic.OcrLanguagePack,
    ColorSpace = AdvancedOcr.OcrColorSpace.GrayScale,
    EnhanceResolution = true,
    EnhanceContrast = true,
    CleanBackgroundNoise = true,
    ColorDepth = 4,
    RotateAndStraighten = false,
    DetectWhiteTextOnDarkBackgrounds = false,
    ReadBarCodes = false,
    Strategy = AdvancedOcr.OcrStrategy.Fast,
    InputImageType = AdvancedOcr.InputTypes.Document
};

var results = Ocr.Read(@"path\to\arabic\document.png");

Console.WriteLine(results.Text);

Imports IronOcr

' 19 Languages are currently supported by IronOCR
' To use them, please install the language packs (below) as required

Dim Ocr = New AdvancedOcr() With {.Language = IronOcr.Languages.Arabic.OcrLanguagePack, .ColorSpace = AdvancedOcr.OcrColorSpace.GrayScale, .EnhanceResolution = True, .EnhanceContrast = True, .CleanBackgroundNoise = True, .ColorDepth = 4, .RotateAndStraighten = False, .DetectWhiteTextOnDarkBackgrounds = False, .ReadBarCodes = False, .Strategy = AdvancedOcr.OcrStrategy.Fast, .InputImageType = AdvancedOcr.InputTypes.Document}


Dim results = Ocr.Read("path\to\arabic\document.png")
Console.WriteLine(results.Text)

 
using IronOcr;
using System;
using System.Collections.Generic;
using System.Drawing; //Add Assembly Reference

// We can delve deep into OCR results as an object model of
// Pages, Barcodes, Paragraphs, Lines, Words and Characters
var Ocr = new AdvancedOcr()
{
    Language = IronOcr.Languages.English.OcrLanguagePack,
    ColorSpace = AdvancedOcr.OcrColorSpace.GrayScale,
    EnhanceResolution = true,
    EnhanceContrast = true,
    CleanBackgroundNoise = true,
    ColorDepth = 4,
    RotateAndStraighten = false,
    DetectWhiteTextOnDarkBackgrounds = false,
    ReadBarCodes = true,
    Strategy = AdvancedOcr.OcrStrategy.Fast,
    InputImageType = AdvancedOcr.InputTypes.Document
};

var results = Ocr.Read(@"path\to\document.png");

foreach (var page in results.Pages)
{
    // page object
    int page_number = page.PageNumber;
    String page_text = page.Text;
    int page_wordcount = page.WordCount;
    List barcodes = page.Barcodes;

    System.Drawing.Image page_image = page.Image;

    int page_width_px = page.Width;
    int page_height_px = page.Height;

    foreach (var paragraph in page.Paragraphs)
    {
        // pages -> paragraphs

        int paragraph_number = paragraph.ParagraphNumber;
        String paragraph_text = paragraph.Text;
        System.Drawing.Image paragraph_image = paragraph.Image;
        int paragraph_x_location = paragraph.X;
        int paragraph_y_location = paragraph.Y;
        int paragraph_width = paragraph.Width;
        int paragraph_height = paragraph.Height;
        double paragraph_ocr_accuracy = paragraph.Confidence;
        string paragraph_font_name = paragraph.FontName;
        double paragraph_font_size = paragraph.FontSize;
        OcrResult.TextFlow paragrapth_text_direction = paragraph.TextDirection;
        double paragrapth_rotation_degrees = paragraph.TextOrientation;

        foreach (var line in paragraph.Lines)
        {
            // pages -> paragraphs -> lines
            int line_number = line.LineNumber;
            String line_text = line.Text;
            System.Drawing.Image line_image = line.Image;
            int line_x_location = line.X;
            int line_y_location = line.Y;
            int line_width = line.Width;
            int line_height = line.Height;
            double line_ocr_accuracy = line.Confidence;
            double line_skew = line.BaselineAngle;
            double line_offset = line.BaselineOffset;

            foreach (var word in line.Words)
            {
                // pages -> paragraphs -> lines -> words
                int word_number = word.WordNumber;
                String word_text = word.Text;
                System.Drawing.Image word_image = word.Image;
                int word_x_location = word.X;
                int word_y_location = word.Y;
                int word_width = word.Width;
                int word_height = word.Height;
                double word_ocr_accuracy = word.Confidence;
                String word_font_name = word.FontName;
                double word_font_size = word.FontSize;
                bool word_is_bold = word.FontIsBold;
                bool word_is_fixed_width_font = word.FontIsFixedWidth;
                bool word_is_italic = word.FontIsItalic;
                bool word_is_serif_font = word.FontIsSerif;
                bool word_is_underlined = word.FontIsUnderlined;

                foreach (var character in word.Characters)
                {
                    // pages -> paragraphs -> lines -> words -> characters
                    int character_number = character.CharacterNumber;
                    String character_text = character.Text;
                    System.Drawing.Image character_image = character.Image;
                    int character_x_location = character.X;
                    int character_y_location = character.Y;
                    int character_width = character.Width;
                    int character_height = character.Height;
                    double character_ocr_accuracy = character.Confidence;
                }
            }
        }
    }
}

Imports IronOcr;
Imports System;
Imports System.Collections.Generic;
Imports System.Drawing 'Add Assembly Reference'

Dim Ocr = New AdvancedOcr() With {.Language = IronOcr.Languages.English.OcrLanguagePack, .ColorSpace = AdvancedOcr.OcrColorSpace.GrayScale, .EnhanceResolution = True, .EnhanceContrast = True, .CleanBackgroundNoise = True, .ColorDepth = 4, .RotateAndStraighten = False, .DetectWhiteTextOnDarkBackgrounds = False, .ReadBarCodes = True, .Strategy = AdvancedOcr.OcrStrategy.Fast, .InputImageType = AdvancedOcr.InputTypes.Document}

 Dim results = Ocr.Read("path\to\document.png")


    For Each page In results.Pages
        'page object'
        Dim page_number As Integer = page.PageNumber
        Dim page_text As String = page.Text
        Dim page_wordcount As Integer = page.WordCount
        Dim barcodes As List(Of OcrResult.OcrBarcode) = page.Barcodes
        Dim page_image As System.Drawing.Image = page.Image
        Dim page_width_px As Integer = page.Width
        Dim page_height_px As Integer = page.Height


        For Each paragraph In page.Paragraphs
            'pages -> paragraphs'
            Dim paragraph_number As Integer = paragraph.ParagraphNumber
            Dim paragraph_text As String = paragraph.Text
            Dim paragraph_image As System.Drawing.Image = paragraph.Image
            Dim paragraph_x_location As Integer = paragraph.X
            Dim paragraph_y_location As Integer = paragraph.Y
            Dim paragraph_width As Integer = paragraph.Width
            Dim paragraph_height As Integer = paragraph.Height
            Dim paragraph_ocr_accuracy As Double = paragraph.Confidence
            Dim paragraph_font_name As String = paragraph.FontName
            Dim paragraph_font_size As Double = paragraph.FontSize
            Dim paragrapth_text_direction As OcrResult.TextFlow = paragraph.TextDirection
            Dim paragrapth_rotation_degrees As Double = paragraph.TextOrientation

            For Each line In paragraph.Lines
                'pages -> paragraphs -> lines of text'
                Dim line_number As Integer = line.LineNumber
                Dim line_text As String = line.Text
                Dim line_image As System.Drawing.Image = line.Image
                Dim line_x_location As Integer = line.X
                Dim line_y_location As Integer = line.Y
                Dim line_width As Integer = line.Width
                Dim line_height As Integer = line.Height
                Dim line_ocr_accuracy As Double = line.Confidence
                Dim line_skew As Double = line.BaselineAngle
                Dim line_offset As Double = line.BaselineOffset

                For Each word In line.Words
                    'pages -> paragraphs -> lines of text  -> words'
                    Dim word_number As Integer = word.WordNumber
                    Dim word_text As String = word.Text
                    Dim word_image As System.Drawing.Image = word.Image
                    Dim word_x_location As Integer = word.X
                    Dim word_y_location As Integer = word.Y
                    Dim word_width As Integer = word.Width
                    Dim word_height As Integer = word.Height
                    Dim word_ocr_accuracy As Double = word.Confidence
                    Dim word_font_name As String = word.FontName
                    Dim word_font_size As Double = word.FontSize
                    Dim word_is_bold As Boolean = word.FontIsBold
                    Dim word_is_fixed_width_font As Boolean = word.FontIsFixedWidth
                    Dim word_is_italic As Boolean = word.FontIsItalic
                    Dim word_is_serif_font As Boolean = word.FontIsSerif
                    Dim word_is_underlined As Boolean = word.FontIsUnderlined
                    

                    For Each character In word.Characters
                        'pages -> paragraphs -> lines of text  -> words -> charachters'

                        Dim character_number As Integer = character.CharacterNumber
                        Dim character_text As String = character.Text
                        Dim character_image As System.Drawing.Image = character.Image
                        Dim character_x_location As Integer = character.X
                        Dim character_y_location As Integer = character.Y
                        Dim character_width As Integer = character.Width
                        Dim character_height As Integer = character.Height
                        Dim character_ocr_accuracy As Double = character.Confidence
                    Next 'character
                Next 'word
            Next 'line
        Next 'paragraph
    Next 'page
End Sub