ByteScout PDF Extractor SDK – C# – Make Searchable PDF from Image

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ByteScout PDF Extractor SDK – C# – Make Searchable PDF from Image

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ByteScout-PDF-Extractor-SDK-C-sharp-Make-Searchable-PDF-from-Image.pdf

How to make searchable PDF from image in C# and ByteScout PDF Extractor SDK

The tutorial shows how to make searchable PDF from image in C#

Learn how to make searchable PDF from image in C# with this source code sample. ByteScout PDF Extractor SDK: the Software Development Kit (SDK) that is designed to help developers with data extraction from unstructured documents like pdf, tiff, scans, images, scanned and electronic forms. The library is powered by OCR, computer vision and AI to provide unique functionality like table detection, automatic table structure extraction, data restoration, data restructuring and reconstruction. Supports PDF, TIFF, PNG, JPG images as input and can output CSV, XML, JSON formatted data. Includes full set of utilities like pdf splitter, pdf merger, searchable pdf maker. It can make searchable PDF from image in C#.

This rich sample source code in C# for ByteScout PDF Extractor SDK includes the number of functions and options you should do calling the API to make searchable PDF from image. Follow the instructions from the scratch to work and copy the C# code. This basic programming language sample code for C# will do the whole work for you to make searchable PDF from image.

You can download free trial version of ByteScout PDF Extractor SDK from our website to see and try many others source code samples for C#.

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Program.cs

      using System.Diagnostics;
using Bytescout.PDFExtractor;

// To make OCR work you should references "Bytescout.PDFExtractor.dll" and "Bytescout.PDFExtractor.OCRExtension.dll" from your project.

namespace MakeSearchablePDF
{
    class Program
    {
        static void Main(string[] args)
        {
            // Create Bytescout.PDFExtractor.TextExtractor instance
            SearchablePDFMaker searchablePDFMaker = new SearchablePDFMaker();
            searchablePDFMaker.RegistrationName = "demo";
            searchablePDFMaker.RegistrationKey = "demo";

            // Load sample Image document
            searchablePDFMaker.LoadDocumentFromFile("sample_ocr.jpg");
            
            // Set the location of OCR language data files
            searchablePDFMaker.OCRLanguageDataFolder = @"c:\Program Files\Bytescout PDF Extractor SDK\ocrdata\";

            // Set OCR language
            searchablePDFMaker.OCRLanguage = "eng"; // "eng" for english, "deu" for German, "fra" for French, "spa" for Spanish etc - according to files in "ocrdata" folder

            // Set PDF document rendering resolution
            searchablePDFMaker.OCRResolution = 300;

            // Save extracted text to file
            searchablePDFMaker.MakePDFSearchable("output.pdf");

            // Cleanup
            searchablePDFMaker.Dispose();

            // Open output file in default associated application
            ProcessStartInfo processStartInfo = new ProcessStartInfo("output.pdf");
            processStartInfo.UseShellExecute = true;
            Process.Start(processStartInfo);
        }
    }
}