mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-11-03 16:01:18 -05:00
b30d2e3e8c
sync65: added call to smooth for improved sync in mode JT65C.
added +2 dB to SNR estimates for JT65C.
wsjt65: cleaned up some display details of decoded lines
short65: added calls to smooth for improved shorthand decodes in JT65C.
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@217 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
151 lines
4.3 KiB
Fortran
151 lines
4.3 KiB
Fortran
subroutine deep65(s3,mode65,neme,nsked,flip,mycall,hiscall,
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+ hisgrid,decoded,qual)
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parameter (MAXCALLS=7000,MAXRPT=63)
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real s3(64,63)
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character callsign*12,grid*4,message*22,hisgrid*6,c*1,ceme*3
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character*12 mycall,hiscall
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character*22 decoded,deepmsg
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character*22 testmsg(2*MAXCALLS + 2 + MAXRPT)
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character*15 callgrid(MAXCALLS)
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character*180 line
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character*4 rpt(MAXRPT)
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logical first
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integer ncode(63,2*MAXCALLS + 2 + MAXRPT)
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real pp(2*MAXCALLS + 2 + MAXRPT)
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common/tmp9/ mrs(63),mrs2(63)
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data neme0/-99/
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data rpt/'-01','-02','-03','-04','-05',
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+ '-06','-07','-08','-09','-10',
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+ '-11','-12','-13','-14','-15',
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+ '-16','-17','-18','-19','-20',
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+ '-21','-22','-23','-24','-25',
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+ '-26','-27','-28','-29','-30',
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+ 'R-01','R-02','R-03','R-04','R-05',
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+ 'R-06','R-07','R-08','R-09','R-10',
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+ 'R-11','R-12','R-13','R-14','R-15',
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+ 'R-16','R-17','R-18','R-19','R-20',
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+ 'R-21','R-22','R-23','R-24','R-25',
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+ 'R-26','R-27','R-28','R-29','R-30',
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+ 'RO','RRR','73'/
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rewind 23
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k=0
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icall=0
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do n=1,MAXCALLS
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if(n.eq.1) then
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callsign=hiscall
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do i=4,12
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if(ichar(callsign(i:i)).eq.0) callsign(i:i)=' '
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enddo
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grid=hisgrid(1:4)
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if(ichar(grid(3:3)).eq.0) grid(3:3)=' '
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if(ichar(grid(4:4)).eq.0) grid(4:4)=' '
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else
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read(23,1002,end=20) line
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1002 format (A80)
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if(line(1:4).eq.'ZZZZ') go to 20
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if(line(1:2).eq.'//') go to 10
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i1=index(line,',')
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if(i1.lt.4) go to 10
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i2=index(line(i1+1:),',')
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if(i2.lt.5) go to 10
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i2=i2+i1
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i3=index(line(i2+1:),',')
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if(i3.lt.1) i3=index(line(i2+1:),' ')
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i3=i2+i3
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callsign=line(1:i1-1)
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grid=line(i1+1:i2-1)
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ceme=line(i2+1:i3-1)
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if(neme.eq.1 .and. ceme.ne.'EME') go to 10
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endif
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5 icall=icall+1
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j1=index(mycall,' ') - 1
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if(j1.le.-1) j1=12
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if(j1.lt.3) j1=6
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j2=index(callsign,' ') - 1
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if(j2.le.-1) j2=12
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if(j2.lt.3) j2=6
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j3=index(mycall,'/')
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j4=index(callsign,'/')
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callgrid(icall)=callsign(1:j2)
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mz=1
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if(n.eq.1 .and. j3.lt.1 .and. j4.lt.1 .and.
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+ flip.gt.0.0 .and. callsign(1:6).ne.' ') mz=MAXRPT+1
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C Test for messages with MyCall + HisCall + report
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do m=1,mz
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if(m.gt.1) grid=rpt(m-1)
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if(j3.lt.1 .and.j4.lt.1)
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+ callgrid(icall)=callsign(1:j2)//' '//grid
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message=mycall(1:j1)//' '//callgrid(icall)
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k=k+1
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testmsg(k)=message
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call encode65(message,ncode(1,k))
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C Insert CQ message unless sync=OOO (flip=-1).
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if(m.eq.1 .and. flip.gt.0.0) then
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message='CQ '//callgrid(icall)
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k=k+1
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testmsg(k)=message
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call encode65(message,ncode(1,k))
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endif
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enddo
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if(nsked.eq.1) go to 20
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10 enddo
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20 ntot=k
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neme0=neme
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ref0=0.
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do j=1,63
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ref0=ref0 + s3(mrs(j),j)
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enddo
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p1=-1.e30
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p2=-1.e30
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do k=1,ntot
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sum=0.
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ref=ref0
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do j=1,63
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i=ncode(j,k)+1
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sum=sum + s3(i,j)
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if(i.eq.mrs(j)) then
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ref=ref - s3(i,j) + s3(mrs2(j),j)
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endif
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enddo
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p=sum/ref
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pp(k)=p
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if(p.gt.p1) then
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p1=p
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ip1=k
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endif
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30 enddo
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p2=-1.e30
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do i=1,ntot
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if(pp(i).gt.p2 .and. pp(i).ne.p1) p2=pp(i)
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enddo
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if(mode65.eq.1) bias=max(1.12*p2,0.335)
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if(mode65.eq.2) bias=max(1.08*p2,0.405)
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if(mode65.ge.4) bias=max(1.04*p2,0.505)
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C This is really weird, but do not remove the following statement!
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rewind 23
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qual=100.0*(p1-bias)
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decoded=' '
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c=' '
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if(qual.gt.1.0) then
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if(qual.lt.6.0) c='?'
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decoded=testmsg(ip1)
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else
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qual=0.
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endif
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decoded(22:22)=c
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return
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end
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