OCR Image to Text and Spelling Correction in C# | OCR Spell Checker in C#

OCR-Spell-Checker-in-CSharp.md

Learn how to perform OCR image to text and spelling correction in C# : https://blog.aspose.com/2022/07/29/ocr-image-to-text-and-spelling-correction-in-csharp/

The following topics are covered in this article:

1. OCR Image to Text and Spelling Correction C# API
2. OCR Image to Text and Get Spelling Mistakes
3. Convert Image to Text with Spelling Correction
4. Save Recognized Text with Corrected Spelling
5. Spell Check Custom Text

OCR-Spell-Checker-in-CSharp_GetErrorsList.cs

// This code example demonstrates how to get a list of misspelled word from recognized text.
// Path to the image to recognize
string imagePath = @"C:\Files\OCR\sample.png";

// Create OCR API
AsposeOcr api = new AsposeOcr();

// Initialize recognition settings
RecognitionSettings settings = new RecognitionSettings();

// Recognize image           
RecognitionResult result = api.RecognizeImage(imagePath, settings);

// Get list of misspelled words with suggestions
List<SpellCheckError> errorsList = result.GetSpellCheckErrorList(SpellCheckLanguage.Eng);

foreach (var word in errorsList)
{
    Console.WriteLine($"Misspelled Word - {word.Word}");
    foreach (var suggest in word.SuggestedWords)
    {
        Console.WriteLine($"Suggested word - {suggest.Word}");
    }

    Console.WriteLine();
}

OCR-Spell-Checker-in-CSharp_SaveTextWithSpellingCorrection.cs

// This code example demonstrates how to save the recognized text with spelling correction.
// Path to the image to recognize
string imagePath = @"C:\Files\OCR\sample.png";
string resultPath = @"C:\Files\OCR\MyResult.txt";

// Create OCR API
AsposeOcr api = new AsposeOcr();

// Initialize recognition settings
RecognitionSettings settings = new RecognitionSettings();
         
// Recognize text from an image 
RecognitionResult result = api.RecognizeImage(imagePath, new RecognitionSettings());

// Save the corrected text
result.Save(resultPath, SaveFormat.Text, true, SpellCheckLanguage.Eng);

OCR-Spell-Checker-in-CSharp_SpellCheckImages.cs

// This code example demonstrates how to autocorrect spelling errors from a recognized text.
// Path to the image to recognize
string imagePath = @"C:\Files\OCR\sample.png";

// Create OCR API
AsposeOcr api = new AsposeOcr();

// Initialize recognition settings
RecognitionSettings settings = new RecognitionSettings();

// Recognize text from an image    
RecognitionResult result = api.RecognizeImage(imagePath, new RecognitionSettings());

// Get corrected result
string correctedResult = result.GetSpellCheckCorrectedText(SpellCheckLanguage.Eng);

// Show results
Console.WriteLine(correctedResult);

OCR-Spell-Checker-in-CSharp_SpellCheckText.cs

// This code example demonstrates how to run spell check on custom text string.
// Text for spell check
string textToCorrect = "This is sample text wth errrors";

// Create OCR API
AsposeOcr api = new AsposeOcr();

// Run Spell Check to correct errors
string correctedText = api.CorrectSpelling(textToCorrect, SpellCheckLanguage.Eng);

// Show results
Console.WriteLine(correctedText);