Mercurial > hg > audiostuff
view spandsp-0.0.6pre17/src/spandsp/private/awgn.h @ 5:f762bf195c4b
import spandsp-0.0.3
author | Peter Meerwald <pmeerw@cosy.sbg.ac.at> |
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date | Fri, 25 Jun 2010 16:00:21 +0200 |
parents | 26cd8f1ef0b1 |
children |
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/* * SpanDSP - a series of DSP components for telephony * * private/awgn.h - An additive Gaussian white noise generator * * Written by Steve Underwood <steveu@coppice.org> * * Copyright (C) 2001 Steve Underwood * * All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License version 2.1, * as published by the Free Software Foundation. * * This program 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * $Id: awgn.h,v 1.1 2008/11/30 12:38:27 steveu Exp $ */ #if !defined(_SPANDSP_PRIVATE_AWGN_H_) #define _SPANDSP_PRIVATE_AWGN_H_ /*! AWGN generator descriptor. This contains all the state information for an AWGN generator. */ struct awgn_state_s { double rms; long int ix1; long int ix2; long int ix3; double r[98]; double gset; int iset; }; #endif /*- End of file ------------------------------------------------------------*/