使用ASP.NET创建缩略图的"最佳"方法是什么？

using TencentCloud.Common;
using TencentCloud.Common.Profile;
using TencentCloud.Ip.V20210419;
using TencentCloud.Ip.V20210419.Models;

public class ImageProcessingExample
{
    public static void Main(string[] args)
    {
        try
        {
            // 创建腾讯云图片处理客户端
            Client client = new Client(new Credential("secretId", "secretKey"));
            string imageUrl = "https://example.com/image.jpg";
            string outputPath = "output.jpg";
            int width = 200;
            int height = 200;

            // 调用腾讯云图片处理功能，生成缩略图
            CreateThumbnail(client, imageUrl, outputPath, width, height);
        }
        catch (Exception e)
        {
            Console.WriteLine(e.ToString());
        }
    }

    public static void CreateThumbnail(Client client, string imageUrl, string outputPath, int width, int height)
    {
        // 创建请求对象
        ResizeImageRequest req = new ResizeImageRequest();
        req.ImageUrl = imageUrl;
        req.Width = width;
        req.Height = height;

        // 调用腾讯云图片处理功能，生成缩略图
        ResizeImageResponse resp = client.ResizeImage(req);

        // 将缩略图保存到本地文件
        using (FileStream fs = new FileStream(outputPath, FileMode.Create))
        {
            byte[] bytes = Convert.FromBase64String(resp.ImageData);
            fs.Write(bytes, 0, bytes.Length);
        }
    }
}