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_S32_H__
21 #define __GST_FFT_S32_H__
28 typedef struct _GstFFTS32 GstFFTS32;
29 typedef struct _GstFFTS32Complex GstFFTS32Complex;
31 /* FIXME 0.11: Move the struct definition to the sources,
32 * there's no reason to have it public.
37 * Instance structure for #GstFFTS32.
45 gpointer _padding[GST_PADDING];
48 /* Copy of kiss_fft_s32_cpx for documentation reasons,
56 * Data type for complex numbers composed of
57 * signed 32 bit integers.
60 struct _GstFFTS32Complex
68 GstFFTS32 * gst_fft_s32_new (gint len, gboolean inverse);
69 void gst_fft_s32_fft (GstFFTS32 *self, const gint32 *timedata, GstFFTS32Complex *freqdata);
70 void gst_fft_s32_inverse_fft (GstFFTS32 *self, const GstFFTS32Complex *freqdata, gint32 *timedata);
71 void gst_fft_s32_free (GstFFTS32 *self);
73 void gst_fft_s32_window (GstFFTS32 *self, gint32 *timedata, GstFFTWindow window);
75 #endif /* __GST_FFT_S32_H__ */