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Added routine "chkss2" to test sync vector for sanity before attenpting

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Fano decode.


git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3270 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Joe Taylor
2013-05-15 15:17:36 +00:00
parent 85af134fd1
commit bd103459f1
7 changed files with 99 additions and 36 deletions
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lib/decoder.f90
+31 -27
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@@ -126,41 +126,45 @@ subroutine decoder(ss,c0,nstandalone)
call timer('softsym ',0)
fpk=1000.0 + df3*(i-1)
call softsym(c0,npts8,nsps8,newdat,fpk,syncpk,snrdb,xdt,freq, &
drift,i1SoftSymbols)
drift,schk,i1SoftSymbols)
call timer('softsym ',1)
call timer('decode9 ',0)
call decode9(i1SoftSymbols,limit,nlim,msg)
call timer('decode9 ',1)
if(schk.ge.3.0) then
sync=(syncpk+1)/4.0
if(sync.lt.0.0 .or. snrdb.lt.dblim-2.0) sync=0.0
nsync=sync
if(nsync.gt.10) nsync=10
nsnr=nint(snrdb)
ndrift=nint(drift/df3)
call timer('decode9 ',0)
call decode9(i1SoftSymbols,limit,nlim,msg)
call timer('decode9 ',1)
write(38,3002) nutc,nsnr,i,freq,ccfred(i),nlim,msg
3002 format(i4.4,i5,i6,2f8.1,i9,2x,a22)
sync=(syncpk+1)/4.0
if(sync.lt.0.0 .or. snrdb.lt.dblim-2.0) sync=0.0
nsync=sync
if(nsync.gt.10) nsync=10
nsnr=nint(snrdb)
ndrift=nint(drift/df3)
write(38,3002) nutc,nsnr,i,freq,ccfred(i),schk,nlim,msg
3002 format(i4.4,i5,i6,f8.1,2f6.1,i9,2x,a22)
if(msg.ne.' ') then
if(nqd.eq.0) ndecodes0=ndecodes0+1
if(nqd.eq.1) ndecodes1=ndecodes1+1
write(*,fmt) nutc,nsync,nsnr,xdt,freq,ndrift,msg
write(13,fmt) nutc,nsync,nsnr,xdt,freq,ndrift,msg
if(msg.ne.' ') then
if(nqd.eq.0) ndecodes0=ndecodes0+1
if(nqd.eq.1) ndecodes1=ndecodes1+1
write(*,fmt) nutc,nsync,nsnr,xdt,freq,ndrift,msg
write(13,fmt) nutc,nsync,nsnr,xdt,freq,ndrift,msg
! write(14,1014) nutc,nsync,nsnr,xdt,freq,ndrift,ccfred(i),nlim,msg
!1014 format(i4.4,i4,i5,f6.1,f8.0,i4,f9.1,i9,3x,a22)
iaa=max(1,i-3)
ibb=min(NSMAX,i+11)
fgood=f
nsynced=1
ndecoded=1
ccfok(iaa:ibb)=.false.
done(iaa:ibb)=.true.
call flush(6)
iaa=max(1,i-1)
ibb=min(NSMAX,i+22)
fgood=f
nsynced=1
ndecoded=1
ccfok(iaa:ibb)=.false.
done(iaa:ibb)=.true.
call flush(6)
endif
else
write(38,3002) nutc,-99,i,freq,ccfred(i),schk,0
endif
endif
enddo