Convert DJVU to Text in C#
Perform optical character recognition on DJVU document and save text as DJVU document using Aspose.OCR for .NET library.
Aspose.OCR for .NET
Overview
How to convert DJVU to Text using C#
Aspose.OCR for .NET is a powerful yet easy-to-use and cost-effective library for converting DJVU images to Text documents. Supporting 26 languages based on Latin, Cyrillic and Chinese, its state-of-the-art optical character recognition engine provides superior recognition speed and accuracy, while isolating you from formulas, neural networks, and other complex technical details. It allows you to add OCR functionality to your .NET applications in less than 10 lines of code.
processes scanned images or even smartphone photos in DJVU format and creates DJVU documents containing recognized text. To add it to your project, you just need to install the Aspose.OCR
package in your project with the following command:
Package Manager Console Command
PM> Install-Package Aspose.OCR
Steps to Convert DJVU to Text
With .NET OCR and just a few lines of code, you can create full-featured application that converts an DJVU image to Text document:
- Create an instance of AsposeOcr class
- Call AsposeOCR.RecognizeImage method
- Pass the DJVU file path as parameter
- AsposeOCR.RecognizeImage returns a String or file of Text type
System Requirements
Before running the example, make sure that .NET API compatible with NET Standard 2.0 specification is installed on your system and all external dependencies of Aspose.OCR package are referenced in your project.
- NET Standard 2.0+ compatible solution
- Aspose.OCR for .NET referenced in your project.
This sample code shows DJVU to Text .NET Conversion
// initialize an instance of AsposeOcr
AsposeOcr ocr = new AsposeOcr();
// recognize image
string riText = ocr.RecognizeImage("template.DJVU");
// print text
File. File.WriteAllText("document.Text", riText);
DJVU What is DJVU File Format
DjVu, pronounced as “déjà vu”, is a graphics file format intended for scanned documents and books especially those which contain the combination of text, drawings, images and photographs. It was developed by AT&T Labs. It uses multiple techniques like image layer separation of text and background images, progressive loading, arithmetic coding and lossy compression for bitonal images. Since DJVU file can contain compressed yet high-quality colour images, photographs, text, and drawings and can be saved in less space therefore, it's used on web as eBooks, manuals, newspapers, ancient documents, etc.
Read MoreText What is Text File Format
A file with .TXT extension represents a text document that contains plain text in the form of lines. Paragraphs in a text document are recognized by carriage returns and are used for better arrangement of file contents. A standard text document can be opened in any text editor or word processing application on different operating systems. All the text contained in such a file is in human-readable format and represented by sequence of characters.
Read MoreOther Supported Conversions
Using C#, one can easily convert different formats including.