ByteScout PDF Suite – C# – Make Searchable PDF with PDF Extractor SDK

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ByteScout PDF Suite – C# – Make Searchable PDF with PDF Extractor SDK

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ByteScout-PDF-Suite-C-sharp-Make-Searchable-PDF-with-PDF-Extractor-SDK.pdf

How to make searchable PDF with PDF extractor SDK in C# using ByteScout PDF Suite

Learn to make searchable PDF with PDF extractor SDK in C#

This sample source code below will display you how to make searchable PDF with PDF extractor SDK in C#. ByteScout PDF Suite is the bundle that provides six different SDK libraries to work with PDF from generating rich PDF reports to extracting data from PDF documents and converting them to HTML. This bundle includes PDF (Generator) SDK, PDF Renderer SDK, PDF Extractor SDK, PDF to HTML SDK, PDF Viewer SDK and PDF Generator SDK for Javascript. It can be applied to make searchable PDF with PDF extractor SDK using C#.

The SDK samples given below describe how to quickly make your application do make searchable PDF with PDF extractor SDK in C# with the help of ByteScout PDF Suite. This C# sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! Enjoy writing a code with ready-to-use sample codes in C#.

All these programming tutorials along with source code samples and ByteScout free trial version are available for download from our website.

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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 PDF document
            searchablePDFMaker.LoadDocumentFromFile("sample_ocr.pdf");
            
            // Set the location of 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);
        }
    }
}