ByteScout Barcode Reader SDK - C# - Decode QR Code With JSON - ByteScout

ByteScout Barcode Reader SDK – C# – Decode QR Code With JSON

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How to decode QR code with JSON in C# using ByteScout BarCode Reader SDK

How to code in C# to decode QR code with JSON with this step-by-step tutorial

The documentation is designed to help you to implement the features on your side. ByteScout BarCode Reader SDK: the SDK for reading of barcodes from PDF, images and live camera or video. Almost every common type like Code 39, Code 128, GS1, UPC, QR Code, Datamatrix, PDF417 and many others are supported. Supports noisy and defective images and docs. Includes optional documents splitter and merger for pdf and tiff based on found barcodess. Batch mode is supported for superior performance using multiple threads. Decoded values are easily exported to JSON, CSV, XML and to custom format. It can decode QR code with JSON in C#.

This rich sample source code in C# for ByteScout BarCode Reader SDK includes the number of functions and options you should do calling the API to decode QR code with JSON. In your C# project or application you may simply copy & paste the code and then run your app! You can use these C# sample examples in one or many applications.

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DecodeQRCodeWithJSON.NETCore.csproj
      
<?xml version="1.0" encoding="utf-8"?> <Project Sdk="Microsoft.NET.Sdk"> <PropertyGroup> <OutputType>Exe</OutputType> <TargetFramework>netcoreapp2.0</TargetFramework> <EnableDefaultCompileItems>false</EnableDefaultCompileItems> <GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute> <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute> <GenerateAssemblyFileVersionAttribute>false</GenerateAssemblyFileVersionAttribute> <GenerateAssemblyInformationalVersionAttribute>false</GenerateAssemblyInformationalVersionAttribute> <GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute> <GenerateAssemblyTitleAttribute>false</GenerateAssemblyTitleAttribute> <GenerateAssemblyVersionAttribute>false</GenerateAssemblyVersionAttribute> <GenerateAssemblyCopyrightAttribute>false</GenerateAssemblyCopyrightAttribute> <GenerateAssemblyTrademarkAttribute>false</GenerateAssemblyTrademarkAttribute> <GenerateAssemblyCultureAttribute>false</GenerateAssemblyCultureAttribute> <GenerateAssemblyDescriptionAttribute>false</GenerateAssemblyDescriptionAttribute> </PropertyGroup> <ItemGroup> <Compile Include="Program.cs" /> <None Include="qr_code_with_json.png"> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </None> </ItemGroup> <ItemGroup> <PackageReference Include="Microsoft.Windows.Compatibility" Version="2.0.0" /> </ItemGroup> <ItemGroup> <Reference Include="Bytescout.BarCodeReader"> <SpecificVersion>False</SpecificVersion> <HintPath>c:\Program Files\Bytescout BarCode Reader SDK\netcoreapp2.0\Bytescout.BarCodeReader.dll</HintPath> </Reference> </ItemGroup> </Project>

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DecodeQRCodeWithJSON.csproj
      
<?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>{99735776-2956-463D-9795-EBCE16928C30}</ProjectGuid> <OutputType>Exe</OutputType> <RootNamespace>DecodeQRCodeWithJSON</RootNamespace> <AssemblyName>DecodeQRCodeWithJSON</AssemblyName> <TargetFrameworkVersion>v2.0</TargetFrameworkVersion> <FileAlignment>512</FileAlignment> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <PlatformTarget>AnyCPU</PlatformTarget> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG;TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> <PlatformTarget>AnyCPU</PlatformTarget> <DebugType>pdbonly</DebugType> <Optimize>true</Optimize> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <ItemGroup> <Reference Include="Bytescout.BarCodeReader, Version=10.2.0.1799, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <SpecificVersion>False</SpecificVersion> <HintPath>c:\Program Files\Bytescout BarCode Reader SDK\net2.00\Bytescout.BarCodeReader.dll</HintPath> </Reference> <Reference Include="System" /> <Reference Include="System.Drawing" /> </ItemGroup> <ItemGroup> <Compile Include="Program.cs" /> </ItemGroup> <ItemGroup> <Content Include="qr_code_with_json.png"> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" /> </Project>

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DecodeQRCodeWithJSON.sln
      
Microsoft Visual Studio Solution File, Format Version 12.00 # Visual Studio 15 VisualStudioVersion = 15.0.27703.2026 MinimumVisualStudioVersion = 10.0.40219.1 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DecodeQRCodeWithJSON", "DecodeQRCodeWithJSON.csproj", "{99735776-2956-463D-9795-EBCE16928C30}" EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug|Any CPU = Debug|Any CPU Release|Any CPU = Release|Any CPU EndGlobalSection GlobalSection(ProjectConfigurationPlatforms) = postSolution {99735776-2956-463D-9795-EBCE16928C30}.Debug|Any CPU.ActiveCfg = Debug|Any CPU {99735776-2956-463D-9795-EBCE16928C30}.Debug|Any CPU.Build.0 = Debug|Any CPU {99735776-2956-463D-9795-EBCE16928C30}.Release|Any CPU.ActiveCfg = Release|Any CPU {99735776-2956-463D-9795-EBCE16928C30}.Release|Any CPU.Build.0 = Release|Any CPU EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE EndGlobalSection GlobalSection(ExtensibilityGlobals) = postSolution SolutionGuid = {3ABE3EEF-B212-4E8B-9A74-67A52FD333AC} EndGlobalSection EndGlobal

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Program.cs
      
using System; using Bytescout.BarCodeReader; namespace DecodeQRCodeWithJSON { class Program { static void Main(string[] args) { try { // Create and activate Bytescout.BarCodeReader.Reader instance using (Reader reader = new Reader("demo", "demo")) { // Set barcode type to find reader.BarcodeTypesToFind.QRCode = true; /* ----------------------------------------------------------------------- NOTE: We can read barcodes from specific page to increase performance. For sample please refer to "Decoding barcodes from PDF by pages" program. ----------------------------------------------------------------------- */ // Read barcodes FoundBarcode[] barcodes = reader.ReadFrom("qr_code_with_json.png"); foreach (FoundBarcode code in barcodes) Console.WriteLine("Found barcode with type '{0}' and value '{1}'", code.Type, code.Value); } } catch (Exception ex) { Console.WriteLine(ex.Message); } Console.WriteLine(); Console.WriteLine("Press any key to exit..."); Console.ReadLine(); } } }

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