ByteScout Text Recognition SDK - VB.NET - Download and Process file - ByteScout

ByteScout Text Recognition SDK – VB.NET – Download and Process file

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download and process file in VB.NET using ByteScout Text Recognition SDK

What is ByteScout Text Recognition SDK? It is the SDK designed to help developers in quick implementation of high quality OCR text recognition from scanned images and pdf.

On-demand (REST Web API) version:
 Web API (on-demand version)

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Module1.vb
      
Imports System Imports System.Diagnostics Imports System.IO Imports Bytescout.TextRecognition Module Module1 Sub Main() ' Input file url Dim inputFileUrl As String = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/image-to-pdf/image1.png" Dim outputDocument As String = ".\result.txt" ' Input stream Dim inputStream As Stream = GetStreamFromUrl(inputFileUrl) ' Create and activate TextRecognizer instance Using textRecognizer As TextRecognizer = New TextRecognizer("demo", "demo") Try ' Load document (image or PDF) textRecognizer.LoadDocument(inputStream) ' Set the location of OCR language data files textRecognizer.OCRLanguageDataFolder = "C:\Program Files\ByteScout Text Recognition SDK\tessdata\" ' Set OCR language. ' "eng" for english, "deu" for German, "fra" for French, "spa" for Spanish, etc. - according to files in "ocrdata" folder ' Find more language files at https://github.com/bytescout/ocrdata textRecognizer.OCRLanguage = "eng" ' Recognize text from all pages and save it to file textRecognizer.SaveText(outputDocument) ' Open the result file in default associated application (for demo purposes) Process.Start(outputDocument) Catch exception As Exception Console.WriteLine(exception) End Try End Using End Sub ''' <summary> ''' Get stream from Url ''' </summary> Private Function GetStreamFromUrl(ByVal url As String) As Stream Dim oData As Byte() = Nothing Using wc As New System.Net.WebClient() oData = wc.DownloadData(url) End Using Return New MemoryStream(oData) End Function End Module

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TextRecognitionExample.sln
      
Microsoft Visual Studio Solution File, Format Version 11.00 # Visual Studio 2010 Project("{F184B08F-C81C-45F6-A57F-5ABD9991F28F}") = "TextRecognitionExample", "TextRecognitionExample.vbproj", "{E5339352-1EBE-4547-B281-88D9FEEF92D7}" EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug|Any CPU = Debug|Any CPU Release|Any CPU = Release|Any CPU EndGlobalSection GlobalSection(ProjectConfigurationPlatforms) = postSolution {E5339352-1EBE-4547-B281-88D9FEEF92D7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU {E5339352-1EBE-4547-B281-88D9FEEF92D7}.Debug|Any CPU.Build.0 = Debug|Any CPU {E5339352-1EBE-4547-B281-88D9FEEF92D7}.Release|Any CPU.ActiveCfg = Release|Any CPU {E5339352-1EBE-4547-B281-88D9FEEF92D7}.Release|Any CPU.Build.0 = Release|Any CPU EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE EndGlobalSection EndGlobal

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60 Day Free Trial or Visit ByteScout Text Recognition SDK Home Page

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ON-DEMAND REST WEB API

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TextRecognitionExample.vbproj
      
<?xml version="1.0" encoding="utf-8"?> <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion> </ProductVersion> <SchemaVersion> </SchemaVersion> <ProjectGuid>{E5339352-1EBE-4547-B281-88D9FEEF92D7}</ProjectGuid> <OutputType>Exe</OutputType> <StartupObject>TextRecognitionExample.Module1</StartupObject> <RootNamespace>TextRecognitionExample</RootNamespace> <AssemblyName>TextRecognitionExample</AssemblyName> <FileAlignment>512</FileAlignment> <MyType>Console</MyType> <TargetFrameworkVersion>v4.0</TargetFrameworkVersion> <TargetFrameworkProfile>Client</TargetFrameworkProfile> </PropertyGroup> <PropertyGroup> <OptionExplicit>On</OptionExplicit> </PropertyGroup> <PropertyGroup> <OptionCompare>Binary</OptionCompare> </PropertyGroup> <PropertyGroup> <OptionStrict>Off</OptionStrict> </PropertyGroup> <PropertyGroup> <OptionInfer>On</OptionInfer> </PropertyGroup> <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|AnyCPU'"> <DebugSymbols>true</DebugSymbols> <DefineDebug>true</DefineDebug> <DefineTrace>true</DefineTrace> <OutputPath>bin\Debug\</OutputPath> <DocumentationFile>TextRecognitionExample.xml</DocumentationFile> <NoWarn>42016,41999,42017,42018,42019,42032,42036,42020,42021,42022</NoWarn> <DebugType>full</DebugType> <PlatformTarget>AnyCPU</PlatformTarget> </PropertyGroup> <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|AnyCPU'"> <DefineTrace>true</DefineTrace> <OutputPath>bin\Release\</OutputPath> <DocumentationFile>TextRecognitionExample.xml</DocumentationFile> <Optimize>true</Optimize> <NoWarn>42016,41999,42017,42018,42019,42032,42036,42020,42021,42022</NoWarn> <DebugType>pdbonly</DebugType> <PlatformTarget>AnyCPU</PlatformTarget> </PropertyGroup> <ItemGroup> <Reference Include="ByteScout.TextRecognition"> <HintPath>C:\Program Files\ByteScout Text Recognition SDK\net4.00\ByteScout.TextRecognition.dll</HintPath> </Reference> <Reference Include="System" /> <Reference Include="System.Core" /> <Reference Include="System.Drawing" /> <Reference Include="System.Xml.Linq" /> <Reference Include="System.Data" /> <Reference Include="System.Xml" /> </ItemGroup> <ItemGroup> <Compile Include="Module1.vb" /> <Compile Include="My Project\AssemblyInfo.vb" /> <Compile Include="My Project\Application.Designer.vb"> <AutoGen>True</AutoGen> <DependentUpon>Application.myapp</DependentUpon> </Compile> <Compile Include="My Project\Resources.Designer.vb"> <AutoGen>True</AutoGen> <DesignTime>True</DesignTime> <DependentUpon>Resources.resx</DependentUpon> </Compile> <Compile Include="My Project\Settings.Designer.vb"> <AutoGen>True</AutoGen> <DependentUpon>Settings.settings</DependentUpon> <DesignTimeSharedInput>True</DesignTimeSharedInput> </Compile> </ItemGroup> <ItemGroup> <EmbeddedResource Include="My Project\Resources.resx"> <Generator>VbMyResourcesResXFileCodeGenerator</Generator> <LastGenOutput>Resources.Designer.vb</LastGenOutput> <CustomToolNamespace>My.Resources</CustomToolNamespace> <SubType>Designer</SubType> </EmbeddedResource> </ItemGroup> <ItemGroup> <None Include="My Project\Application.myapp"> <Generator>MyApplicationCodeGenerator</Generator> <LastGenOutput>Application.Designer.vb</LastGenOutput> </None> <None Include="My Project\Settings.settings"> <Generator>SettingsSingleFileGenerator</Generator> <CustomToolNamespace>My</CustomToolNamespace> <LastGenOutput>Settings.Designer.vb</LastGenOutput> </None> </ItemGroup> <Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.targets" /> <!-- To modify your build process, add your task inside one of the targets below and uncomment it. Other similar extension points exist, see Microsoft.Common.targets. <Target Name="BeforeBuild"> </Target> <Target Name="AfterBuild"> </Target> --> </Project>

ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout Text Recognition SDK Home Page

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ON-DEMAND REST WEB API

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VIDEO

ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout Text Recognition SDK Home Page

Explore ByteScout Text Recognition SDK Documentation

Explore Samples

Sign Up for ByteScout Text Recognition SDK Online Training

ON-DEMAND REST WEB API

Get Your API Key

Explore Web API Docs

Explore Web API Samples

Tutorials:

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