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_S16_H__
21 #define __GST_FFT_S16_H__
28 typedef struct _GstFFTS16 GstFFTS16;
29 typedef struct _GstFFTS16Complex GstFFTS16Complex;
31 /* FIXME 0.11: Move the struct definition to the sources,
32 * there's no reason to have it public.
37 * Instance structure for #GstFFTS16.
45 gpointer _padding[GST_PADDING];
48 /* Copy of kiss_fft_s16_cpx for documentation reasons,
56 * Data type for complex numbers composed of
57 * signed 16 bit integers.
60 struct _GstFFTS16Complex
68 GstFFTS16 * gst_fft_s16_new (gint len, gboolean inverse);
69 void gst_fft_s16_fft (GstFFTS16 *self, const gint16 *timedata, GstFFTS16Complex *freqdata);
70 void gst_fft_s16_inverse_fft (GstFFTS16 *self, const GstFFTS16Complex *freqdata, gint16 *timedata);
71 void gst_fft_s16_free (GstFFTS16 *self);
73 void gst_fft_s16_window (GstFFTS16 *self, gint16 *timedata, GstFFTWindow window);
74 #endif /* __GST_FFT_S16_H__ */