ByteScout Text Recognition SDK - C# - Download and Process file - ByteScout

ByteScout Text Recognition SDK – C# – Download and Process file

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download and process file in C# and ByteScout Text Recognition SDK

ByteScout Text Recognition SDK is the software development kit for automatic text recognition and OCR from pdf documents and images. Can recognize English and non-English languages.

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

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Program.cs
      
using System; using System.Diagnostics; using System.IO; using ByteScout.TextRecognition; namespace TextRecognitionExample { class Program { static void Main(string[] args) { string inputUrl = @"https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/image-to-pdf/image1.png"; string outputDocument = @".\result.txt"; // Get stream from input url var inputStream = GetStreamFromUrl(inputUrl); // Create and activate TextRecognizer instance using (TextRecognizer 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 exception) { Console.WriteLine(exception); } } Console.WriteLine(); Console.WriteLine("Press any key..."); Console.ReadKey(); } /// <summary> /// Get stream from Url /// </summary> private static Stream GetStreamFromUrl(string url) { byte[] oData = null; using (var wc = new System.Net.WebClient()) oData = wc.DownloadData(url); return new MemoryStream(oData); } } }

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TextRecognitionExample.csproj
      
<?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>8.0.30703</ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{A76FCB4A-8C36-4107-AC0E-26C659745F55}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>TextRecognitionExample</RootNamespace> <AssemblyName>TextRecognitionExample</AssemblyName> <TargetFrameworkVersion>v4.0</TargetFrameworkVersion> <TargetFrameworkProfile>Client</TargetFrameworkProfile> <FileAlignment>512</FileAlignment> </PropertyGroup> <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|AnyCPU'"> <DebugSymbols>true</DebugSymbols> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG;TRACE</DefineConstants> <DebugType>full</DebugType> <PlatformTarget>AnyCPU</PlatformTarget> <ErrorReport>prompt</ErrorReport> </PropertyGroup> <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|AnyCPU'"> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <Optimize>true</Optimize> <DebugType>pdbonly</DebugType> <PlatformTarget>AnyCPU</PlatformTarget> <ErrorReport>prompt</ErrorReport> <CodeAnalysisIgnoreBuiltInRuleSets>false</CodeAnalysisIgnoreBuiltInRuleSets> <CodeAnalysisIgnoreBuiltInRules>false</CodeAnalysisIgnoreBuiltInRules> </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="Program.cs" /> <Compile Include="Properties\AssemblyInfo.cs" /> </ItemGroup> <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.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>

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ON-DEMAND REST WEB API

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TextRecognitionExample.sln
      
Microsoft Visual Studio Solution File, Format Version 11.00 # Visual Studio 2010 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TextRecognitionExample", "TextRecognitionExample.csproj", "{A76FCB4A-8C36-4107-AC0E-26C659745F55}" EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug|Any CPU = Debug|Any CPU Release|Any CPU = Release|Any CPU EndGlobalSection GlobalSection(ProjectConfigurationPlatforms) = postSolution {A76FCB4A-8C36-4107-AC0E-26C659745F55}.Debug|Any CPU.ActiveCfg = Debug|Any CPU {A76FCB4A-8C36-4107-AC0E-26C659745F55}.Debug|Any CPU.Build.0 = Debug|Any CPU {A76FCB4A-8C36-4107-AC0E-26C659745F55}.Release|Any CPU.ActiveCfg = Release|Any CPU {A76FCB4A-8C36-4107-AC0E-26C659745F55}.Release|Any CPU.Build.0 = Release|Any CPU EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE EndGlobalSection EndGlobal

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

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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

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