dishery

dishery.cs

using System.IO;
using System.Media;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            using (var stream = new MemoryStream())
            {
                var writer = new BinaryWriter(stream);

                writer.Write("RIFF".ToCharArray());     // chunk id
                writer.Write((uint)0);                  // chunk size
                writer.Write("WAVE".ToCharArray());     // format
                writer.Write("fmt ".ToCharArray());     // chunk id
                writer.Write((uint)16);                 // chunk size
                writer.Write((ushort)1);                // audio format

                var channels = 1;
                var sample_rate = 8000;
                var bits_per_sample = 8;

                writer.Write((ushort)channels);
                writer.Write((uint)sample_rate);
                writer.Write((uint)(sample_rate * channels * bits_per_sample / 8));     // byte rate
                writer.Write((ushort)(channels * bits_per_sample / 8));                 // block align
                writer.Write((ushort)bits_per_sample);

                writer.Write("data".ToCharArray());

                var seconds = 60;
                var data = new byte[sample_rate * seconds];
                for (var t = 0; t < data.Length; t++)
                {
                    data[t] = (byte)((t << 3) * new[] { 8 / 9.0, 1.0, 9 / 8.0, 6 / 5.0, 4 / 3.0, 3 / 2.0, 0 }[new[] { 0xd2d2c8, 0xce4088, 0xca32c8, 0x8e4009 }[t >> 14 & 3] >> (0x3dbe4688 >> ((t >> 10 & 15) > 9 ? 18 : t >> 10 & 15) * 3 & 7) * 3 & 7]);
                }
                writer.Write((uint)(data.Length * channels * bits_per_sample / 8));

                foreach (var elt in data) writer.Write(elt);
                writer.Seek(4, SeekOrigin.Begin);                       // seek to header chunk size field
                writer.Write((uint)(writer.BaseStream.Length - 8));     // chunk size
                stream.Seek(0, SeekOrigin.Begin);
                new SoundPlayer(stream).PlaySync();
            }
        }
    }
}