diff spandsp-0.0.6pre17/src/spandsp/private/awgn.h @ 4:26cd8f1ef0b1

import spandsp-0.0.6pre17
author Peter Meerwald <pmeerw@cosy.sbg.ac.at>
date Fri, 25 Jun 2010 15:50:58 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/spandsp-0.0.6pre17/src/spandsp/private/awgn.h	Fri Jun 25 15:50:58 2010 +0200
@@ -0,0 +1,46 @@
+/*
+ * 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 ------------------------------------------------------------*/

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