text: /* GStreamer
   * Copyright (C) <2007> Sebastian Dröge <slomo@circular-chaos.org>
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Library General Public
   * License as published by the Free Software Foundation; either
   * version 2 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Library General Public License for more details.
   *
   * You should have received a copy of the GNU Library General Public
   * License along with this library; if not, write to the
   * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   * Boston, MA 02111-1307, USA.
   */
  
  #ifndef __GST_FFT_F64_H__
  #define __GST_FFT_F64_H__
  
  #include <glib.h>
  #include <gst/gst.h>
  
  #include "gstfft.h"
  
  G_BEGIN_DECLS
  
  typedef struct _GstFFTF64 GstFFTF64;
  typedef struct _GstFFTF64Complex GstFFTF64Complex;
  
  /* FIXME 0.11: Move the struct definition to the sources,
   *             there's no reason to have it public.
   */
  /**
   * GstFFTF64:
   *
   * Instance structure for #GstFFTF64.
   *
   */
  struct _GstFFTF64 {
    /* <private> */
    void * cfg;
    gboolean inverse;
    gint len;
    gpointer _padding[GST_PADDING];
  };
  
  /* Copy of kiss_fft_f64_cpx for documentation reasons,
   * do NOT change! */
  
  /**
   * GstFFTF64Complex:
   * @r: Real part
   * @i: Imaginary part
   *
   * Data type for complex numbers composed of
   * 64 bit float.
   *
   */
  struct _GstFFTF64Complex
  {
    gdouble r;
    gdouble i;
  };
  
  /* Functions */
  
  GstFFTF64 * gst_fft_f64_new (gint len, gboolean inverse);
  void gst_fft_f64_fft (GstFFTF64 *self, const gdouble *timedata, GstFFTF64Complex *freqdata);
  void gst_fft_f64_inverse_fft (GstFFTF64 *self, const GstFFTF64Complex *freqdata, gdouble *timedata);
  void gst_fft_f64_free (GstFFTF64 *self);
  
  void gst_fft_f64_window (GstFFTF64 *self, gdouble *timedata, GstFFTWindow window);
  
  G_END_DECLS
  
  #endif /* __GST_FFT_F64_H__ */
  