MainFFTConsoleApp.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using NAudio.Wave;
using System.Windows.Forms;

namespace WindowsFormsApplication1
{
    class test
    {
        [STAThread]
        static void Main()
        {
            OpenFileDialog fileDialog = new OpenFileDialog();
            fileDialog.ShowDialog();
            AudioFileReader reader = new AudioFileReader(fileDialog.FileName);
            float[] buffer = new float[4096];
            reader.Read(buffer, 0, 4096);
            for (int i = 0; i < 20; i++)
            {
                System.Console.WriteLine("Before: " + buffer[4000 + i]);
            }
            //System.Console.ReadLine();
            //DetectPitch(buffer, 10);
            FFT2 test = new FFT2();
            test.init(12);
            test.run(buffer, buffer, false);
            for (int i = 0; i < 20; i++)
            {
                System.Console.WriteLine("After: " + buffer[4000 + i]);
            }
            System.Console.ReadLine();
        }
    }
}