mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-19 06:46:38 +00:00
73 lines
1.9 KiB
C
73 lines
1.9 KiB
C
|
/* 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"
|
||
|
|
|
||
|
|
typedef struct _GstFFTF64 GstFFTF64;
|
||
|
|
typedef struct _GstFFTF64Complex GstFFTF64Complex;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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);
|
||
|
|
|
||
|
|
#endif /* __GST_FFT_F64_H__ */
|