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WSJT-X
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Make sure that msksignalquality is not called on Sh decodes to avoid contamination of recent_calls array and resulting poor SWL performance in MSK144 mode.

This commit is contained in:
Steve Franke 2018-10-20 13:55:02 -05:00
parent dea35fbf56
commit 096a459ae8
2 changed files with 2 additions and 21 deletions
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2
lib/msk144signalquality.f90
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@ -22,7 +22,6 @@ subroutine msk144signalquality(cframe,snr,freq,t0,softbits,msg,dxcall, &
integer msgbits(144)
integer values(8)
logical*1 bcontest
logical*1 btrain
logical*1 first
logical*1 currently_training
@ -91,7 +90,6 @@ subroutine msk144signalquality(cframe,snr,freq,t0,softbits,msg,dxcall, &
! generate tones from decoded message
ichk=0
bcontest=.false.
call genmsk_128_90(msg,ichk,msgsent,i4tone,itype)
! reconstruct message bits from tones

21
lib/mskrtd.f90
View File

@ -123,9 +123,11 @@ subroutine mskrtd(id2,nutc0,tsec,ntol,nrxfreq,ndepth,mycall,mygrid,hiscall, &
np=8*NSPM
call msk144spd(cdat,np,ntol,ndecodesuccess,msgreceived,fc,fest,tdec,navg,ct, &
softbits)
bshdecode=.false.
if(ndecodesuccess.eq.0 .and. (bshmsg.or.bswl)) then
call msk40spd(cdat,np,ntol,mycall,hiscall,bswl,nhasharray, &
ndecodesuccess,msgreceived,fc,fest,tdec,navg)
if(ndecodesuccess .ge.1) bshdecode=.true.
endif
if( ndecodesuccess .ge. 1 ) then
tdec=tsec+tdec
@ -187,14 +189,6 @@ subroutine mskrtd(id2,nutc0,tsec,ntol,nrxfreq,ndepth,mycall,mygrid,hiscall, &
endif
nsnr=nint(snr0)
bshdecode=.false.
if( msgreceived(1:1) .eq. '<' ) then
i2=index(msgreceived,'>')
i1=0
if(i2.gt.0) i1=index(msgreceived(1:i2),' ')
if(i1.gt.0) bshdecode=.true.
endif
if(.not. bshdecode) then
call msk144signalquality(ct,snr0,fest,tdec,softbits,msgreceived,hiscall, &
btrain,datadir,ncorrected,eyeopening,pcoeffs)
@ -221,15 +215,6 @@ subroutine mskrtd(id2,nutc0,tsec,ntol,nrxfreq,ndepth,mycall,mygrid,hiscall, &
endif
write(line,1021) nutc0,nsnr,tdec,nint(fest),decsym,msgreceived,char(0)
1021 format(i6.6,i4,f5.1,i5,a4,a37,a1)
! if( .not.bshdecode ) then
! write(line,1020) nutc0,nsnr,tdec,nint(fest),decsym,msgreceived(1:22), &
! navg,ncorrected,eyeopening,char(0)
!1020 format(i6.6,i4,f5.1,i5,a4,a22,i2,i3,f5.1,a1)
! else
! write(line,1022) nutc0,nsnr,tdec,nint(fest),decsym,msgreceived(1:22), &
! navg,char(0)
!1022 format(i6.6,i4,f5.1,i5,a4,a22,i2,a1)
! endif
elseif(bswl .and. ndecodesuccess.ge.2) then
seenb4=.false.
do i=1,nshmem
@ -245,8 +230,6 @@ subroutine mskrtd(id2,nutc0,tsec,ntol,nrxfreq,ndepth,mycall,mygrid,hiscall, &
msglastswl=msgreceived
nsnrlastswl=nsnr
write(line,1021) nutc0,nsnr,tdec,nint(fest),decsym,msgreceived,char(0)
! write(line,1022) nutc0,nsnr,tdec,nint(fest),decsym,msgreceived, &
! navg,char(0)
endif
endif
999 tsec0=tsec