ByteScout PDF Extractor SDK – VB.NET – Optimize PDF

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ByteScout PDF Extractor SDK – VB.NET – Optimize PDF

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ByteScout-PDF-Extractor-SDK-VB-NET-Optimize-PDF.pdf

How to optimize PDF in VB.NET with ByteScout PDF Extractor SDK

Tutorial on how to optimize PDF in VB.NET

We made thousands of pre-made source code pieces for easy implementation in your own programming projects. ByteScout PDF Extractor SDK can optimize PDF. It can be used from VB.NET. ByteScout PDF Extractor SDK is 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.

VB.NET code samples for VB.NET developers help to speed up coding of your application when using ByteScout PDF Extractor SDK. In order to implement the functionality, you should copy and paste this code for VB.NET below into your code editor with your app, compile and run your application. Detailed tutorials and documentation are available along with installed ByteScout PDF Extractor SDK if you’d like to dive deeper into the topic and the details of the API.

Trial version of ByteScout PDF Extractor SDK is available for free. Source code samples are included to help you with your VB.NET app.

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OptimizeDocument.vbproj

      <?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
  <PropertyGroup>
    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
    <ProjectGuid>{80667702-F68F-42E8-AF48-A3F9D8C879CF}</ProjectGuid>
    <OutputType>Exe</OutputType>
    <StartupObject>OptimizeDocument.Program</StartupObject>
    <RootNamespace>OptimizeDocument</RootNamespace>
    <AssemblyName>OptimizeDocument</AssemblyName>
    <FileAlignment>512</FileAlignment>
    <MyType>Console</MyType>
    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
    <PlatformTarget>AnyCPU</PlatformTarget>
    <DebugSymbols>true</DebugSymbols>
    <DebugType>full</DebugType>
    <DefineDebug>true</DefineDebug>
    <DefineTrace>true</DefineTrace>
    <OutputPath>bin\Debug\</OutputPath>
    <DocumentationFile>OptimizeDocument.xml</DocumentationFile>
    <NoWarn>42016,41999,42017,42018,42019,42032,42036,42020,42021,42022</NoWarn>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
    <PlatformTarget>AnyCPU</PlatformTarget>
    <DebugType>pdbonly</DebugType>
    <DefineDebug>false</DefineDebug>
    <DefineTrace>true</DefineTrace>
    <Optimize>true</Optimize>
    <OutputPath>bin\Release\</OutputPath>
    <DocumentationFile>OptimizeDocument.xml</DocumentationFile>
    <NoWarn>42016,41999,42017,42018,42019,42032,42036,42020,42021,42022</NoWarn>
  </PropertyGroup>
  <PropertyGroup>
    <OptionExplicit>On</OptionExplicit>
  </PropertyGroup>
  <PropertyGroup>
    <OptionCompare>Binary</OptionCompare>
  </PropertyGroup>
  <PropertyGroup>
    <OptionStrict>Off</OptionStrict>
  </PropertyGroup>
  <PropertyGroup>
    <OptionInfer>On</OptionInfer>
  </PropertyGroup>
  <ItemGroup>
    <Reference Include="Bytescout.PDFExtractor, Version=9.1.0.3170, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL">
      <SpecificVersion>False</SpecificVersion>
      <HintPath>..\..\..\..\..\..\..\..\..\..\..\Program Files\Bytescout PDF Extractor SDK\net2.00\Bytescout.PDFExtractor.dll</HintPath>
    </Reference>
    <Reference Include="System" />
    <Reference Include="System.Data" />
    <Reference Include="System.Deployment" />
    <Reference Include="System.Xml" />
  </ItemGroup>
  <ItemGroup>
    <Import Include="Microsoft.VisualBasic" />
    <Import Include="System" />
    <Import Include="System.Collections" />
    <Import Include="System.Collections.Generic" />
    <Import Include="System.Data" />
    <Import Include="System.Diagnostics" />
  </ItemGroup>
  <ItemGroup>
    <Compile Include="Program.vb" />
   </ItemGroup>  
  <ItemGroup>
    <None Include="sample.pdf">
      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
    </None>
  </ItemGroup>
  <Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.targets" />
</Project>

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Program.vb

      Imports Bytescout.PDFExtractor

Module Program

    Sub Main()

        Try

            Using docOptimizer As New DocumentOptimizer("demo", "demo")

                'Set Optimization Options
                Dim OptimizationOptions = New OptimizationOptions

                'This will resize high resolution images
                OptimizationOptions.ResampleImages = True

                ''Set image optimization format
                'OptimizationOptions.ImageOptimizationFormat = ImageOptimizationFormat.JPEG

                ''Control Optimized image quality, for further fine grained control
                'OptimizationOptions.JPEGQuality = 10

                'Perform Optimization
                docOptimizer.OptimizeDocument("sample.pdf", "sample_optimized.pdf", OptimizationOptions)

                ''Get Optimized file info
                Dim fileInfo_Sample = New System.IO.FileInfo("sample.pdf")
                Dim fileInfo_SampleOptimized = New System.IO.FileInfo("sample_optimized.pdf")

                'Write Stats
                Console.WriteLine("Source File Size: " + fileInfo_Sample.Length.ToString() + " bytes")
                Console.WriteLine("Source File Optimized to Size: " + fileInfo_SampleOptimized.Length.ToString() + " bytes")

            End Using

        Catch ex As Exception
            Console.WriteLine(ex.Message)
        End Try

        Console.WriteLine("Press any key to exit...")
        Console.ReadLine()

    End Sub

End Module

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printable pdf version:
ByteScout-PDF-Extractor-SDK-VB-NET-Optimize-PDF.pdf