| /* 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., 51 Franklin St, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef __GST_FFT_S32_H__ |
| #define __GST_FFT_S32_H__ |
| |
| #include <glib.h> |
| #include <gst/gst.h> |
| |
| #include "gstfft.h" |
| |
| G_BEGIN_DECLS |
| |
| typedef struct _GstFFTS32 GstFFTS32; |
| typedef struct _GstFFTS32Complex GstFFTS32Complex; |
| |
| /* Copy of kiss_fft_s32_cpx for documentation reasons, |
| * do NOT change! */ |
| |
| /** |
| * GstFFTS32Complex: |
| * @r: Real part |
| * @i: Imaginary part |
| * |
| * Data type for complex numbers composed of |
| * signed 32 bit integers. |
| */ |
| struct _GstFFTS32Complex |
| { |
| gint32 r; |
| gint32 i; |
| }; |
| |
| /* Functions */ |
| |
| GST_FFT_API |
| GstFFTS32 * gst_fft_s32_new (gint len, gboolean inverse); |
| |
| GST_FFT_API |
| void gst_fft_s32_free (GstFFTS32 *self); |
| |
| GST_FFT_API |
| void gst_fft_s32_fft (GstFFTS32 *self, const gint32 *timedata, |
| GstFFTS32Complex *freqdata); |
| |
| GST_FFT_API |
| void gst_fft_s32_inverse_fft (GstFFTS32 *self, const GstFFTS32Complex *freqdata, |
| gint32 *timedata); |
| |
| GST_FFT_API |
| void gst_fft_s32_window (GstFFTS32 *self, gint32 *timedata, GstFFTWindow window); |
| |
| G_END_DECLS |
| |
| #endif /* __GST_FFT_S32_H__ */ |