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wspr4d cleanup.

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This commit is contained in:
Steven Franke 2020-04-18 08:05:23 -05:00
parent 041d0bf1f4
commit 14f6c27025
1 changed files with 25 additions and 29 deletions
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52
lib/fsk4hf/wspr4d.f90
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@ -32,7 +32,7 @@ program wspr4d
nargs=iargc()
if(nargs.lt.1) then
print*,'Usage: wspr4d [-a <data_dir>] [-f fMHz] [-c ncoh] [-h h] file1 [file2 ...]'
print*,'Usage: wspr4d [-a <data_dir>] [-f fMHz] file1 [file2 ...]'
go to 999
endif
iarg=1
@ -48,12 +48,6 @@ program wspr4d
read(arg,*) fMHz
iarg=iarg+2
endif
ncoh=1
if(arg(1:2).eq.'-h') then
call getarg(iarg+1,arg)
read(arg,*) h
iarg=iarg+2
endif
open(13,file=trim(data_dir)//'/ALL_WSPR.TXT',status='unknown', &
position='append')
@ -94,29 +88,31 @@ program wspr4d
smax=0.0
fc1=fc0-1.50*(fs/416.0)
do if=-20,20
df=if*0.04
fc=fc1+df
do is=300,450,5
call coherent_sync(c2,is,fc,1,sync)
if(sync.gt.smax) then
fc2=fc
isbest=is
smax=sync
endif
enddo
df=if*0.04
fc=fc1+df
do is=300,450,5
call coherent_sync(c2,is,fc,1,sync)
if(sync.gt.smax) then
fc2=fc
isbest=is
smax=sync
endif
enddo
enddo
write(*,*) -1.50*(fs/416),fc1,fc2,isbest
istart=isbest
fcest=fc2
!genie sync
write(*,*) ifile,icand,-1.50*(fs/416),fc1,fc2,isbest,smax
istart=isbest
fcest=fc2
!
!******** genie sync
! istart=375
! fcest=0.0-1.50*(fs/416)
!
cframe=c2(istart:istart+103*416-1)
call downsample4(cframe,fcest,cd)
s2=sum(cd*conjg(cd))/(16*103)
cd=cd/sqrt(s2)
call get_wspr4_bitmetrics(cd,bitmetrics,badsync)
! if(badsync) cycle
! if(badsync) cycle
hbits=0
where(bitmetrics(:,1).ge.0) hbits=1
@ -125,7 +121,7 @@ fcest=fc2
ns3=count(hbits(133:140).eq.(/1,1,1,0,0,1,0,0/))
ns4=count(hbits(199:206).eq.(/1,0,1,1,0,0,0,1/))
nsync_qual=ns1+ns2+ns3+ns4
! if(nsync_qual.lt. 20) cycle
! if(nsync_qual.lt. 20) cycle
scalefac=2.83
llra( 1: 58)=bitmetrics( 9: 66, 1)
@ -157,7 +153,7 @@ fcest=fc2
c77(51:77)='000000000000000000000110000'
call unpack77(c77,0,msg,unpk77_success)
if(unpk77_success .and. index(msg,'K9AN').gt.0) then
ngood=ngood+1
ngood=ngood+1
write(*,1100) ifile,fc0,xsnr,msg(1:14),itry,nhardbp,nhardosd,dmin
1100 format(i5,2x,f8.2,2x,f8.2,2x,a14,i4,i4,i4,f7.2)
exit
@ -168,8 +164,8 @@ ngood=ngood+1
enddo
enddo !candidate list
enddo !files
nfiles=nargs-iarg+1
write(*,*) 'nfiles: ',nfiles,' ngood: ',ngood
nfiles=nargs-iarg+1
write(*,*) 'nfiles: ',nfiles,' ngood: ',ngood
write(*,1120)
1120 format("<DecodeFinished>")
@ -240,8 +236,8 @@ subroutine coherent_sync(cd0,i0,f0,itwk,sync)
dphi=twopi*f0*dt
phi=0.0
do i=1,4*NSS
ctwk(i)=cmplx(cos(phi),sin(phi))
phi=mod(phi+dphi,twopi)
ctwk(i)=cmplx(cos(phi),sin(phi))
phi=mod(phi+dphi,twopi)
enddo
endif