2 * Copyright (C) <2007> Sebastian Dröge <slomo@circular-chaos.org>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
20 #ifndef __GST_FFT_F32_H__
21 #define __GST_FFT_F32_H__
30 typedef struct _GstFFTF32 GstFFTF32;
31 typedef struct _GstFFTF32Complex GstFFTF32Complex;
33 /* FIXME 0.11: Move the struct definition to the sources,
34 * there's no reason to have it public.
39 * Instance structure for #GstFFTF32.
47 gpointer _padding[GST_PADDING];
50 /* Copy of kiss_fft_f32_cpx for documentation reasons,
58 * Data type for complex numbers composed of
62 struct _GstFFTF32Complex
70 GstFFTF32 * gst_fft_f32_new (gint len, gboolean inverse);
71 void gst_fft_f32_fft (GstFFTF32 *self, const gfloat *timedata, GstFFTF32Complex *freqdata);
72 void gst_fft_f32_inverse_fft (GstFFTF32 *self, const GstFFTF32Complex *freqdata, gfloat *timedata);
73 void gst_fft_f32_free (GstFFTF32 *self);
75 void gst_fft_f32_window (GstFFTF32 *self, gfloat *timedata, GstFFTWindow window);
79 #endif /* __GST_FFT_F32_H__ */