private void Advance()
 {
     currentBuffer = currentBuffer == null ? buffers : currentBuffer.NextBuffer;
     currentBuffer.WaitFor();
 }
 private void AllocateBuffers(int bufferSize, int bufferCount)
 {
     FreeBuffers();
     if (bufferCount > 0)
     {
         buffers = new WaveOutBuffer(waveOut, bufferSize);
         var Prev = buffers;
         try
         {
             for (var i = 1; i < bufferCount; i++)
             {
                 var buffer = new WaveOutBuffer(waveOut, bufferSize);
                 Prev.NextBuffer = buffer;
                 Prev = buffer;
             }
         }
         finally
         {
             Prev.NextBuffer = buffers;
         }
     }
 }
        private void FreeBuffers()
        {
            currentBuffer = null;
            if (buffers != null)
            {
                var First = buffers;
                buffers = null;

                var Current = First;
                do
                {
                    var Next = Current.NextBuffer;
                    Current.Dispose();
                    Current = Next;
                } while (Current != First);
            }
        }