mirror of https://github.com/saitohirga/WSJT-X.git
84 lines
2.2 KiB
Fortran
84 lines
2.2 KiB
Fortran
program ft4d
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include 'ft4_params.f90'
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character*8 arg
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character*17 cdatetime
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character*512 data_dir
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character*12 mycall
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character*12 hiscall
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character*80 infile
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character*61 line
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character*4 cqstr
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real*8 fMHz
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integer ihdr(11)
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integer*2 iwave(240000) !20*12000
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fs=12000.0/NDOWN !Sample rate
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dt=1/fs !Sample interval after downsample (s)
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tt=NSPS*dt !Duration of "itone" symbols (s)
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baud=1.0/tt !Keying rate for "itone" symbols (baud)
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txt=NZ*dt !Transmission length (s)
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nargs=iargc()
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if(nargs.lt.1) then
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print*,'Usage: ft4d [-a <data_dir>] [-f fMHz] [-n nQSOProgress] file1 [file2 ...]'
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go to 999
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endif
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iarg=1
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data_dir="."
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call getarg(iarg,arg)
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if(arg(1:2).eq.'-a') then
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call getarg(iarg+1,data_dir)
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iarg=iarg+2
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endif
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call getarg(iarg,arg)
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if(arg(1:2).eq.'-f') then
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call getarg(iarg+1,arg)
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read(arg,*) fMHz
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iarg=iarg+2
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endif
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nQSOProgress=0
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if(arg(1:2).eq.'-n') then
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call getarg(iarg+1,arg)
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read(arg,*) nQSOProgress
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iarg=iarg+2
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endif
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nfa=10
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nfb=4990
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ndecodes=0
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nfqso=1500
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mycall="K9AN"
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hiscall="K1JT"
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ncontest=4
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cqstr="RU "
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do ifile=iarg,nargs
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call getarg(ifile,infile)
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open(10,file=infile,status='old',access='stream')
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read(10) ihdr
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npts=min(ihdr(11)/2,180000)
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read(10) iwave(1:npts)
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close(10)
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cdatetime=infile
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j2=index(infile,'.wav')
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if(j2.ge.14) cdatetime=infile(j2-13:j2)//'000'
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istep=3456
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nsteps=(npts-52800)/istep + 1
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do n=1,nsteps
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i0=(n-1)*istep + 1
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tbuf=(i0-1)/12000.0
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call ft4b(cdatetime,tbuf,nfa,nfb,nQSOProgress,ncontest, &
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nfqso,iwave(i0),ndecodes,mycall,hiscall,cqstr,line,data_dir)
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do idecode=1,ndecodes
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call get_ft4msg(idecode,line)
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write(*,'(a61)') line
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enddo
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enddo !steps
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enddo !files
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call four2a(xx,-1,1,-1,1) !Destroy FFTW plans to free their memory
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999 end program ft4d
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