Major changes. Added metering and power spectrum, other fixes. Rearranged headers...

[dttsp.git] / jDttSP / spectrum.h

diff --git a/jDttSP/spectrum.h b/jDttSP/spectrum.h
new file mode 100644 (file)
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+++ b/jDttSP/spectrum.h
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+/* spectrum.h */
+/*
+This file is part of a program that implements a Software-Defined Radio.
+
+Copyright (C) 2004 by Frank Brickle, AB2KT and Bob McGwier, N4HY
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+The authors can be reached by email at
+
+ab2kt@arrl.net
+or
+rwmcgwier@comcast.net
+
+or by paper mail at
+
+The DTTS Microwave Society
+6 Kathleen Place
+Bridgewater, NJ 08807
+*/  
+
+#ifndef _spectrum_h
+#define _spectrum_h
+
+#include <fromsys.h>
+#include <defs.h>
+#include <banal.h>
+#include <splitfields.h>
+#include <datatypes.h>
+#include <bufvec.h>
+#include <cxops.h>
+#include <ringb.h>
+#include <chan.h>
+#include <lmadf.h>
+#include <fftw.h>
+#include <ovsv.h>
+#include <filter.h>
+#include <oscillator.h>
+#include <digitalagc.h>
+#include <am_demod.h>
+#include <fm_demod.h>
+#include <noiseblanker.h>
+#include <correctIQ.h>
+#include <crc16.h>
+#include <speechproc.h>
+#include <spottone.h>
+#include <update.h>
+
+#define SPEC_MAG       (0)
+#define SPEC_PWR       (1)
+
+#define SPEC_SEMI_RAW  (0)
+#define SPEC_PRE_FILT  (1)
+#define SPEC_POST_FILT (2)
+
+typedef
+struct _spec_block {
+  BOOLEAN flag;
+  int label;
+  CXB accum, timebuf, freqbuf;
+  int fill, buflen, rxk, scale, size, type;
+  REAL *window;
+  float *output;
+  int planbits;
+  fftw_plan plan;
+} SpecBlock;
+
+extern void init_spectrum(SpecBlock *sb);
+extern void reinit_spectrum(SpecBlock *sb);
+extern void snap_spectrum(SpecBlock *sb, int label);
+extern void compute_spectrum(SpecBlock *sb);
+extern void finish_spectrum(SpecBlock *sb);
+
+#endif