mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-27 12:11:13 +00:00
74 lines
1.6 KiB
C
74 lines
1.6 KiB
C
/* Resampling library
|
|
* Copyright (C) <2001> David A. Schleef <ds@schleef.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 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.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <string.h>
|
|
#include <math.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
/*#include <ml.h> */
|
|
#include "private.h"
|
|
|
|
void
|
|
conv_double_float_ref (double *dest, float *src, int n)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < n; i++) {
|
|
dest[i] = src[i];
|
|
}
|
|
}
|
|
|
|
void
|
|
conv_float_double_ref (float *dest, double *src, int n)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < n; i++) {
|
|
dest[i] = src[i];
|
|
}
|
|
}
|
|
|
|
void
|
|
conv_double_float_dstr (double *dest, float *src, int n, int dstr)
|
|
{
|
|
int i;
|
|
void *d = dest;
|
|
|
|
for (i = 0; i < n; i++) {
|
|
(*(double *) d) = *src++;
|
|
d += dstr;
|
|
}
|
|
}
|
|
|
|
void
|
|
conv_float_double_sstr (float *dest, double *src, int n, int sstr)
|
|
{
|
|
int i;
|
|
void *s = src;
|
|
|
|
for (i = 0; i < n; i++) {
|
|
*dest++ = *(double *) s;
|
|
s += sstr;
|
|
}
|
|
}
|