使用C#运行youtube-dl

using System;
using System.Diagnostics;

class Program
{
    static void Main(string[] args)
    {
        string url = "https://www.youtube.com/watch?v=VIDEO_ID";
        string outputDir = "C:\\Downloads";
        
        // 构建youtube-dl命令
        string command = $"youtube-dl -o \"{outputDir}\\%(title)s.%(ext)s\" {url}";
        
        // 创建进程对象
        Process process = new Process();
        process.StartInfo.FileName = "cmd.exe";
        process.StartInfo.Arguments = $"/c {command}";
        process.StartInfo.UseShellExecute = false;
        process.StartInfo.RedirectStandardOutput = true;
        process.StartInfo.RedirectStandardError = true;
        process.StartInfo.CreateNoWindow = true;
        
        // 启动进程并等待完成
        process.Start();
        process.WaitForExit();
        
        // 输出结果
        string output = process.StandardOutput.ReadToEnd();
        string error = process.StandardError.ReadToEnd();
        
        Console.WriteLine("Output:");
        Console.WriteLine(output);
        
        Console.WriteLine("Error:");
        Console.WriteLine(error);
    }
}