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Input syncwidth on command line; more options for verbose output.

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This commit is contained in:
Joe Taylor 2024-02-10 13:56:45 -05:00
parent c24a0d3c72
commit 060fdf6763
2 changed files with 19 additions and 21 deletions
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35
lib/superfox/sfoxtest.f90
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@ -13,7 +13,6 @@ program sfoxtest
complex cnoise(NMAX) !Complex noise complex cnoise(NMAX) !Complex noise
complex crcvd(NMAX) !Signal as received complex crcvd(NMAX) !Signal as received
real a(3) real a(3)
logical verbose
integer, allocatable :: msg0(:) !Information symbols integer, allocatable :: msg0(:) !Information symbols
integer, allocatable :: parsym(:) !Parity symbols integer, allocatable :: parsym(:) !Parity symbols
@ -23,9 +22,9 @@ program sfoxtest
character fname*17,arg*12,itu*2 character fname*17,arg*12,itu*2
nargs=iargc() nargs=iargc()
if(nargs.ne.9) then if(nargs.ne.10) then
print*,'Usage: sfoxtest f0 DT ITU M N K v nfiles snr' print*,'Usage: sfoxtest f0 DT ITU M N K sw nv nfiles snr'
print*,'Example: sfoxtest 1500 0.15 MM 8 74 44 0 10 -10' print*,'Example: sfoxtest 1500 0.15 MM 8 74 44 100 0 10 -10'
print*,' LQ: Low Latitude Quiet' print*,' LQ: Low Latitude Quiet'
print*,' MD: Mid Latitude Disturbed' print*,' MD: Mid Latitude Disturbed'
print*,' HM: High Latitude Moderate' print*,' HM: High Latitude Moderate'
@ -44,15 +43,15 @@ program sfoxtest
call getarg(6,arg) call getarg(6,arg)
read(arg,*) kk0 read(arg,*) kk0
call getarg(7,arg) call getarg(7,arg)
read(arg,*) n read(arg,*) syncwidth
verbose=n.ne.0
call getarg(8,arg) call getarg(8,arg)
read(arg,*) nfiles read(arg,*) nv
call getarg(9,arg) call getarg(9,arg)
read(arg,*) nfiles
call getarg(10,arg)
read(arg,*) snrdb read(arg,*) snrdb
call sfox_init(mm0,nn0,kk0,itu,fspread,delay) call sfox_init(mm0,nn0,kk0,itu,fspread,delay)
syncwidth=100.0
baud=12000.0/NSPS baud=12000.0/NSPS
tsym=1.0/baud tsym=1.0/baud
bw=NQ*baud bw=NQ*baud
@ -146,7 +145,7 @@ program sfoxtest
delay,fspread) delay,fspread)
! Find signal freq and DT ! Find signal freq and DT
call sync_sf(crcvd,clo,verbose,f,t) call sync_sf(crcvd,clo,nv,f,t)
ferr=f-f1 ferr=f-f1
terr=t-xdt terr=t-xdt
if(abs(ferr).lt.baud/2.0 .and. abs(terr).lt.tsym/8.0) then if(abs(ferr).lt.baud/2.0 .and. abs(terr).lt.tsym/8.0) then
@ -168,20 +167,20 @@ program sfoxtest
nworst=max(nworst,nharderr) nworst=max(nworst,nharderr)
call rs_decode_sf(chansym,iera,nera,nfixed) !Call the decoder call rs_decode_sf(chansym,iera,nera,nfixed) !Call the decoder
if(verbose) then if(iand(nv,1).ne.0) then
fname='000000_000001.wav' fname='000000_000001.wav'
write(fname(8:13),'(i6.6)') ifile write(fname(8:13),'(i6.6)') ifile
open(10,file=trim(fname),access='stream',status='unknown') open(10,file=trim(fname),access='stream',status='unknown')
write(10) h,iwave(1:NMAX) !Save the .wav file write(10) h,iwave(1:NMAX) !Save the .wav file
close(10) close(10)
write(*,1100) f1,xdt ! write(*,1100) f1,xdt
1100 format(/'f0:',f7.1,' xdt:',f6.2) !1100 format(/'f0:',f7.1,' xdt:',f6.2)
write(*,1112) f,t ! write(*,1112) f,t
1112 format('f: ',f7.1,' DT:',f6.2) !1112 format('f: ',f7.1,' DT:',f6.2)
write(*,1110) ferr,terr ! write(*,1110) ferr,terr
1110 format('err:',f6.1,f12.2) !1110 format('err:',f6.1,f12.2)
write(*,1120) nharderr ! write(*,1120) nharderr
1120 format('Hard errors:',i4) !1120 format('Hard errors:',i4)
endif endif
if(nharderr.le.maxerr) ngood=ngood+1 if(nharderr.le.maxerr) ngood=ngood+1

5
lib/superfox/sync_sf.f90
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@ -1,4 +1,4 @@
subroutine sync_sf(crcvd,clo,verbose,f,t) subroutine sync_sf(crcvd,clo,nv,f,t)
use sfox_mod use sfox_mod
parameter (MMAX=150,JMAX=300) parameter (MMAX=150,JMAX=300)
@ -6,7 +6,6 @@ subroutine sync_sf(crcvd,clo,verbose,f,t)
complex clo(NMAX) !Complex Local Oscillator complex clo(NMAX) !Complex Local Oscillator
complex crcvd(NMAX) !Signal as received complex crcvd(NMAX) !Signal as received
complex c(0:NFFT-1) !Work array complex c(0:NFFT-1) !Work array
logical verbose
integer ipk(2) integer ipk(2)
character*1 line(-30:30),mark(0:5) character*1 line(-30:30),mark(0:5)
data mark/' ','.','-','+','X','$'/ data mark/' ','.','-','+','X','$'/
@ -30,7 +29,7 @@ subroutine sync_sf(crcvd,clo,verbose,f,t)
ipk=maxloc(s) ipk=maxloc(s)
ipk(1)=ipk(1)-MMAX-1 ipk(1)=ipk(1)-MMAX-1
ipk(2)=ipk(2)-JMAX-1 ipk(2)=ipk(2)-JMAX-1
if(verbose) then if(iand(nv,2).ne.0) then
ma=max(-MMAX,ipk(1)-10) ma=max(-MMAX,ipk(1)-10)
mb=min(MMAX,ipk(1)+10) mb=min(MMAX,ipk(1)+10)
ja=max(-JMAX,ipk(2)-30) ja=max(-JMAX,ipk(2)-30)