mirror of
https://github.com/saitohirga/WSJT-X.git
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70b84478f0
the decoders. Also, an experimental change to the FT4 decoder to base AP decoding passes on 4-symbol block detection instead of single symbol detection. This provides about 1 dB improvement on the AWGN channel. Sensitivity changes on other channels are TBD.
98 lines
2.1 KiB
C
98 lines
2.1 KiB
C
#ifndef COMMONS_H
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#define COMMONS_H
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#define NSMAX 6827
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#define NTMAX 300
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#define RX_SAMPLE_RATE 12000
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#ifdef __cplusplus
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#include <cstdbool>
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extern "C" {
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#endif
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#ifndef __cplusplus
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#include <stdbool.h>
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#endif
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/*
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* This structure is shared with Fortran code, it MUST be kept in
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* sync with lib/jt9com.f90
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*/
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extern struct dec_data {
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float ss[184*NSMAX];
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float savg[NSMAX];
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float sred[5760];
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short int d2[NTMAX*RX_SAMPLE_RATE];
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struct
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{
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int nutc; //UTC as integer, HHMM
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bool ndiskdat; //true ==> data read from *.wav file
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int ntrperiod; //TR period (seconds)
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int nQSOProgress; /* QSO state machine state */
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int nfqso; //User-selected QSO freq (kHz)
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int nftx; /* Transmit audio offset where
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replies might be expected */
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bool newdat; //true ==> new data, must do long FFT
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int npts8; //npts for c0() array
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int nfa; //Low decode limit (Hz)
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int nfSplit; //JT65 | JT9 split frequency
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int nfb; //High decode limit (Hz)
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int ntol; //+/- decoding range around fQSO (Hz)
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int kin;
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int nzhsym;
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int nsubmode;
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bool nagain;
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int ndepth;
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bool lft8apon;
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bool lapcqonly;
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bool ljt65apon;
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int napwid;
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int ntxmode;
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int nmode;
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int minw;
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bool nclearave;
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int minSync;
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float emedelay;
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float dttol;
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int nlist;
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int listutc[10];
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int n2pass;
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int nranera;
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int naggressive;
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bool nrobust;
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int nexp_decode;
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char datetime[20];
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char mycall[12];
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char mygrid[6];
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char hiscall[12];
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char hisgrid[6];
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} params;
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} dec_data;
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extern struct {
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float syellow[NSMAX];
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float ref[3457];
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float filter[3457];
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} spectra_;
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extern struct {
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int nclearave;
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int nsum;
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float blue[4096];
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float red[4096];
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} echocom_;
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extern struct {
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float wave[606720];
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int nslots;
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int nfreq;
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int i3bit[5];
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char cmsg[5][40];
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char mycall[12];
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} foxcom_;
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#ifdef __cplusplus
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}
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#endif
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#endif // COMMONS_H
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