AcoustID.Chromaprint.FFT.FFT C# (CSharp) Method

        public FFT(int frame_size, int overlap, IFFTFrameConsumer consumer,
            IFFTService fftService)
        {
            m_window = new double[frame_size];
            m_buffer_offset = 0;
            m_buffer = new short[frame_size];
            m_frame = new double[frame_size];
            m_frame_size = frame_size;
            m_increment = frame_size - overlap;
            m_consumer = consumer;

            Helper.PrepareHammingWindow(ref m_window, 0, frame_size);
            for (int i = 0; i < frame_size; i++)
            {
                m_window[i] /= short.MaxValue;
            }

            m_lib = fftService;
            m_lib.Initialize(frame_size, m_window);

            m_input = new short[frame_size];
        }