Loading...
Searching...
No Matches
EST_swapping.cc
/*************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1996 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/*************************************************************************/
/* Author : Alan Black */
/* Date : June 1996 */
/*-----------------------------------------------------------------------*/
/* General byte swapping routines */
/*************************************************************************/
#include "EST_cutils.h"
/* For endian tests */
int est_endian_loc = 1;
void swapdouble(double *d)
{
int *ii = (int *)d;
int t;
t = SWAPINT(ii[0]);
ii[0] = SWAPINT(ii[1]);
ii[1] = t;
}
void swapfloat(float *f)
{
int *ii = (int *)f;
ii[0] = SWAPINT(ii[0]);
}
void swap_bytes_float(float *data, int length)
{
/* Swap floats in an array */
int i;
for (i=0; i<length; i++)
swapfloat(&data[i]);
}
void swap_bytes_double(double *data, int length)
{
/* Swap doubles in an array */
int i;
for (i=0; i<length; i++)
swapdouble(&data[i]);
}
void swap_bytes_int(int *data, int length)
{
/* Swap ints in an array */
int i;
for (i=0; i<length; i++)
data[i] = SWAPINT(data[i]);
}
void swap_bytes_uint(unsigned int *data, int length)
{
/* Swap ints in an array */
int i;
for (i=0; i<length; i++)
data[i] = SWAPINT(data[i]);
}
void swap_bytes_short(short *data, int length)
{
/* Swap shorts in an array */
int i;
for (i=0; i<length; i++)
data[i] = SWAPSHORT(data[i]);
}
void swap_bytes_ushort(unsigned short *data, int length)
{
/* Swap shorts in an array */
int i;
for (i=0; i<length; i++)
data[i] = SWAPSHORT(data[i]);
}