ByteScout Barcode Suite – C# – Split pdf document by found barcode with barcode reader sdk

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ByteScout Barcode Suite – C# – Split pdf document by found barcode with barcode reader sdk

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ByteScout-Barcode-Suite-C-sharp-Split-pdf-document-by-found-barcode-with-barcode-reader-sdk.pdf

How to split pdf document by found barcode with barcode reader sdk in C# with ByteScout Barcode Suite

This code in C# shows how to split pdf document by found barcode with barcode reader sdk with this how to tutorial

The code displayed below will guide you to install an C# app to split pdf document by found barcode with barcode reader sdk. ByteScout Barcode Suite can split pdf document by found barcode with barcode reader sdk. It can be applied from C#. ByteScout Barcode Suite is the bundle that privides 3 SDK products to generate barcodes (Barcode SDK), read barcodes (Barcode Reaer SDK) and read and write spreadsheets (Spreadsheet SDK).

Want to save time? You will save a lot of time on writing and testing code as you may just take the C# code from ByteScout Barcode Suite for split pdf document by found barcode with barcode reader sdk below and use it in your application. Just copy and paste the code into your C# application’s code and follow the instructions. If you want to use these C# sample examples in one or many applications then they can be used easily.

Trial version of ByteScout Barcode Suite is available for free. Source code samples are included to help you with your C# app.

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Program.cs

      using System;
using System.IO;
using System.Text;
using Bytescout.BarCodeReader;

namespace SplitDocumentByFoundBarcode
{
    class Program
    {
        const string InputFIle = "Barcodes.pdf";

        static void Main()
        {
            Console.WriteLine("Reading barcode(s) from PDF document {0}", Path.GetFullPath(InputFIle));

            // Create Bytescout.BarCodeReader.Reader instance
            Reader reader = new Reader();
            reader.RegistrationName = "demo";
            reader.RegistrationKey = "demo";

            // Set barcode type to find
            reader.BarcodeTypesToFind.Code39 = true;

            /* -----------------------------------------------------------------------
            NOTE: We can read barcodes from specific page to increase performance.
            For sample please refer to "Decoding barcodes from PDF by pages" program.
            ----------------------------------------------------------------------- */

            // Find barcode in PDF document
            reader.ReadFrom(InputFIle);


            // Method 1: Split PDF document in two parts by found barcode
            // NOTE: In Full version of the SDK this method is unlocked in "PRO" license type only.

            reader.SplitDocument(@"barcodes.pdf", @"part1.pdf", @"part2.pdf", reader.FoundBarcodes[0].Page + 1);


            // Method 2: Extract page containing the barcode from PDF document
            // NOTE: In Full version of the SDK this method is unlocked in "PRO" license type only.

            reader.ExtractPageFromDocument(@"barcodes.pdf", @"extracted_page.pdf", reader.FoundBarcodes[0].Page + 1);


            // Method 3: Split PDF document into parts in one pass.
            // NOTE: In Full version of the SDK this method is unlocked in "PRO" license type only.

            StringBuilder pageRanges = new StringBuilder();

            // Create string containing page ranges to extract in the form "1-4,6-8,10-11,12-". Page numbers are 1-based!
            for (int i = 0; i < reader.FoundBarcodes.Length; i++)
            {
                FoundBarcode barcode = reader.FoundBarcodes[i];

                // Add pages before the first barcode found
                if (i == 0 && barcode.Page > 0)
                {
                    pageRanges.Append("1");
                    if (barcode.Page > 1)
                    {
                        pageRanges.Append("-");
                        pageRanges.Append(barcode.Page);
                    }
                    pageRanges.Append(",");
                }

                // Add page with barcode
                pageRanges.Append(barcode.Page + 1); // +1 because we skip the page with barcode and another +1 because need 1-based page numbers
                
                // Add range untill the next barcode
                if (i < reader.FoundBarcodes.Length - 1)
                {
                    if (reader.FoundBarcodes[i + 1].Page - barcode.Page > 1)
                    {
                        pageRanges.Append("-");
                        pageRanges.Append(reader.FoundBarcodes[i + 1].Page);
                    }

                    pageRanges.Append(",");
                }
                else // for the last found barcode add ending "-" meaning "to the last page"
                {
                    pageRanges.Append("-");
                }
            }

            // Split document 
            string[] splittedParts = reader.SplitDocument(@"barcodes.pdf", pageRanges.ToString());
            // The method returns array of file names. Rename files as desired.

            foreach (var fileName in splittedParts)
            {
                Console.WriteLine(fileName);
            }

            // Cleanup
            reader.Dispose();

            Console.Read();
            Console.WriteLine("Press enter key to exit...");
        }
    }
}