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Skip redundant processing of candidates already decoded in same sequence.

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This commit is contained in:
Joe Taylor 2024-01-19 14:02:16 -05:00
parent 8a2051e439
commit e178df928e
1 changed files with 24 additions and 1 deletions
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25
qmap/libqmap/qmapa.f90
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@ -15,6 +15,12 @@ subroutine qmapa(dd,ss,savg,newdat,nutc,fcenter,ntol,nfa,nfb, &
integer :: iseq !0 for first half-minute, 1 for second half
end type candidate
type good_decode
real :: f !Freq of sync tone, 0 to 96000 Hz
integer :: ntrperiod !60 for Q65-60x, 30 for Q65-30x
integer :: iseq !0 for first half-minute, 1 for second half
end type good_decode
parameter (NFFT=32768) !Size of FFTs done in symspec()
parameter (MAX_CANDIDATES=50)
parameter (MAXMSG=1000) !Size of decoded message list
@ -26,6 +32,7 @@ subroutine qmapa(dd,ss,savg,newdat,nutc,fcenter,ntol,nfa,nfb, &
logical*1 bAlso30,bClickDecode
character mycall*12,hiscall*12,hisgrid*6
type(candidate) :: cand(MAX_CANDIDATES)
type(good_decode) found(MAX_CANDIDATES)
character*64 result
character*20 datetime
common/decodes/ndecodes,ncand,nQDecoderDone,nWDecoderBusy, &
@ -62,7 +69,8 @@ subroutine qmapa(dd,ss,savg,newdat,nutc,fcenter,ntol,nfa,nfb, &
do icand=1,ncand !Attempt to decode each candidate
tsec=sec_midn() - tsec0
if(ndiskdat.eq.0) then !No more realtime decode attempts if it's too late
if(ndiskdat.eq.0) then
! No more realtime decode attempts if it's nearly too late, already
if(nhsym.eq.130 .and. tsec.gt.6.0) exit
if(nhsym.eq.200 .and. tsec.gt.10.0) exit
if(nhsym.eq.330 .and. tsec.gt.6.0) exit
@ -71,6 +79,14 @@ subroutine qmapa(dd,ss,savg,newdat,nutc,fcenter,ntol,nfa,nfb, &
f0=cand(icand)%f
ntrperiod=cand(icand)%ntrperiod
iseq=cand(icand)%iseq
! Skip this candidate if we already decoded it.
do j=1,ndecodes
if(abs(f0-found(j)%f).lt.0.005 .and. &
ntrperiod.eq.found(j)%ntrperiod .and. &
iseq.eq.found(j)%iseq) go to 10
enddo
mode_q65_tmp=mode_q65
if(ntrperiod.eq.30) mode_q65_tmp=max(1,mode_q65-1)
freq=f0+nkhz_center-48.0-1.27046
@ -83,6 +99,13 @@ subroutine qmapa(dd,ss,savg,newdat,nutc,fcenter,ntol,nfa,nfb, &
ndepth,datetime,nCFOM,ndop00,nhsym,idec)
call timer('q65b ',1)
if(bClickDecode .and. idec.ge.0) exit
if(idec.ge.0) then
! Save some details on good decodes, to avoid duplicated effort
found(ndecodes)%f=f0
found(ndecodes)%ntrperiod=ntrperiod
found(ndecodes)%iseq=iseq
end if
10 continue
enddo ! icand
return