spandsp: awgn.h Source File

spandsp 0.0.6

private/awgn.h
1/*
2 * SpanDSP - a series of DSP components for telephony
3 *
4 * private/awgn.h - An additive Gaussian white noise generator
5 *
6 * Written by Steve Underwood <steveu@coppice.org>
7 *
8 * Copyright (C) 2001 Steve Underwood
9 *
10 * All rights reserved.
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU Lesser General Public License version 2.1,
14 * as published by the Free Software Foundation.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this program; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 */
25
26#if !defined(_SPANDSP_PRIVATE_AWGN_H_)
27#define _SPANDSP_PRIVATE_AWGN_H_
28
29/*!
30 AWGN generator descriptor. This contains all the state information for an AWGN generator.
31 */
32 struct awgn_state_s
33{
34 double rms;
35 long int ix1;
36 long int ix2;
37 long int ix3;
38 double r[98];
39 double gset;
40 int iset;
41};
42
43#endif
44/*- End of file ------------------------------------------------------------*/
awgn_state_s
Definition private/awgn.h:33