NET のための Aspose.BarCode を使用して画像から QR コードをスキャンする方法

PM> Install-Package Aspose.BarCode

using Aspose.BarCode.BarCodeRecognition;

string imagePath = "QR_sample.png";

BarCodeReader reader = new BarCodeReader(imagePath, DecodeType.QR);

foreach (BarCodeResult result in reader.ReadBarCodes())
{
    Console.WriteLine($"Type: {result.CodeTypeName}");
    Console.WriteLine($"Text: {result.CodeText}");
}

try
{
    using (BarCodeReader reader = new BarCodeReader(imagePath, DecodeType.QR))
    {
        foreach (BarCodeResult result in reader.ReadBarCodes())
        {
            Console.WriteLine($"Type: {result.CodeTypeName}");
            Console.WriteLine($"Text: {result.CodeText}");
        }
    }
}
catch (Exception ex)
{
    Console.WriteLine($"Error: {ex.Message}");
}

using Aspose.BarCode.BarCodeRecognition;
using System;

class Program
{
    static void Main()
    {
        string imagePath = "QR_sample.png";
        try
        {
            using (BarCodeReader reader = new BarCodeReader(imagePath, DecodeType.QR))
            {
                foreach (BarCodeResult result in reader.ReadBarCodes())
                {
                    Console.WriteLine($"Type: {result.CodeTypeName}");
                    Console.WriteLine($"Text: {result.CodeText}");
                }
            }
        }
        catch (Exception ex)
        {
            Console.WriteLine($"Error: {ex.Message}");
        }
    }
} 

using (FileStream fs = File.OpenRead(imagePath))
using (BarCodeReader reader = new BarCodeReader(fs, DecodeType.QR))
{
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine(result.CodeText);
    }
}

using (BarCodeReader reader = new BarCodeReader("multi_qr.png", DecodeType.QR))
{
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine($"Found: {result.CodeTypeName} - {result.CodeText}");
    }
}