Vintasoft.WiaImageScanning 15.3.9.1

Vintasoft.WiaImageScanning.dll is the assembly from VintaSoft Twain .NET SDK and it contains classes, which allow to work with WIA image scanner in .NET application for Windows.

GENERAL FEATURES

• TWAIN .NET API, WIA .NET API, SANE .NET API, eSCL .NET API for .NET developer
• TWAIN/WIA/SANE/eSCL JavaScript API for Web developer
• Acquire documents from TWAIN, WIA, SANE or eSCL image scanner in .NET application for Windows and Linux
• Acquire images from TWAIN, WIA, SANE or eSCL image scanner in any modern web browser (Chrome, Firefox, Edge, Opera)
• Control an image scanner, which is compatible with TWAIN specification 1.x, in Windows
• Control an image scanner, which is compatible with TWAIN specification 2.x, in Windows and Linux
• Control image scanner, which is compatible with WIA API, in Windows
• Control an image scanner, which is compatible with SANE API, in Linux
• Control an image scanner, which is compatible with eSCL API, in Windows and Linux
• Enumerate and select a TWAIN/WIA/SANE/eSCL image scanner
• Acquire images from TWAIN image scanner
• Acquire images from WIA image scanner
• Acquire images from SANE image scanner
• Acquire images from eSCL image scanner
• Preprocess scanned images
• Save scanned images to a file or database
• Upload scanned images to HTTP, HTTPS or FTP server

DEVELOPMENT REQUIREMENTS:

• Development environments: Microsoft Visual Studio, Microsoft Studio Code, JetBrains Rider, .NET CLI
• Programming languages: C#, F#, VB.NET, any .NET compatible language
• Development platforms: .NET, WPF, WinForms, ASP.NET

DEPLOYMENT REQUIREMENTS:

• Windows (Windows 11/10/8.1/8/7; Windows Server 2025/2022/2019/2016/2012/2008; 32-bit and 64-bit) with .NET 10, .NET 9, .NET 8, .NET 7, .NET 6
• Windows (Windows 11/10/8.1/8/7/Vista/XP; Windows Server 2025/2022/2019/2016/2012/2008/2003; 32-bit and 64-bit) with .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5
• Linux (Ubuntu 24/23/22/20/18; Debian 12/11/10; Fedora 40/39/38/37/36; OpenSUSE 15; CentOS 9/8/7; Redhate Enterprise Linux 9/8/7; Alpine 3) with .NET 10, .NET 9, .NET 8, .NET 7, .NET 6

ACQUIRE IMAGES FROM TWAIN/WIA/SANE/ESCL IMAGE SCANNER ONLINE

You can test TWAIN image scanning in:

• online VintaSoft JavaScript TWAIN Scanning Demo: https://demos.vintasoft.com/JavaScriptTwainScanningDemo/
• online VintaSoft ASP.NET Core TWAIN Scanning Demo: https://demos.vintasoft.com/AspNetCoreTwainScanningDemo/
• online VintaSoft ASP.NET Core TWAIN Scanning Advanced Demo: https://demos.vintasoft.com/AspNetCoreTwainScanningAdvancedDemo/

SYNCHRONOUSLY ACQUIRE IMAGES FROM WIA IMAGE SCANNER IN C#

/// <summary>
/// Synchronously acquire images from WIA image scanner.
/// </summary>
public void SynchronouslyAcquireImagesFromWiaDevice()
{
    // create WIA device manager
    using (Vintasoft.WiaImageScanning.WiaDeviceManager deviceManager = new Vintasoft.WiaImageScanning.WiaDeviceManager())
    {
        // open WIA device manager
        deviceManager.Open();

        // get count of WIA devices
        int deviceCount = deviceManager.Devices.Count;
        if (deviceCount == 0)
        {
            System.Console.WriteLine("Devices are not found.");
            return;
        }

        // select the first WIA device
        Vintasoft.WiaImageScanning.WiaDevice device = deviceManager.Devices[0];

        // open WIA device
        device.Open();

        int imageIndex = 0;
        Vintasoft.WiaImageScanning.WiaAcquiredImage acquiredImage = null;
        do
        {
            try
            {
                // acquire image from WIA device
                acquiredImage = device.AcquireImageSync();
                // if image is received
                if (acquiredImage != null)
                {
                    imageIndex++;
                    string filename = string.Format("scannedImage-{0}.png", imageIndex);
                    if (System.IO.File.Exists(filename))
                        System.IO.File.Delete(filename);

                    acquiredImage.Save(filename);

                    System.Console.WriteLine(string.Format("Acquired image is saved to a file '{0}'.", filename));
                }
                // if image is not received
                else
                {
                    System.Console.WriteLine("Scan is completed.");
                    break;
                }
            }
            catch (System.Exception ex)
            {
                System.Console.WriteLine(string.Format("Scan is failed: {0}", ex.Message));
                break;
            }
        }
        // while image is acquired
        while (acquiredImage != null);

        // close WIA device
        device.Close();

        // close WIA device manager
        deviceManager.Close();
    }

    System.Console.ReadLine();
}

ONLINE RESOURCES

• Product web page: https://www.vintasoft.com/vstwain-dotnet-index.html
• FAQ: https://www.vintasoft.com/vstwain-dotnet-faq.html
• User Guide and API Reference for .NET developer: https://www.vintasoft.com/docs/vstwain-dotnet/
• User Guide and API Reference for Web developer: https://www.vintasoft.com/docs/vstwain-dotnet-web/
• Code Examples: https://www.vintasoft.com/vstwain-dotnet-examples.html

LICENSE

VintaSoft Twain .NET SDK is a commercially licensed product.

• Get the evaluation license: https://myaccount.vintasoft.com/user/getEvaluationLicense
• Purchase a License: https://www.vintasoft.com/register.html

Getting Help & Support

Have a question or running into an issue? Contact VintaSoft Support or Sales: https://www.vintasoft.com/support.html