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Working automatic time sync based on syncStats

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This commit is contained in:
Jordan Sherer 2020-05-07 15:32:28 -04:00
parent b21f937481
commit 6bf4b41311
17 changed files with 86 additions and 97 deletions
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2
commons.h
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@ -97,7 +97,7 @@ extern struct dec_data {
int nfSplit; // JT65 | JT9 split frequency
int nfb; // High decode limit (Hz) (filter max)
int ntol; // +/- decoding range around fQSO (Hz)
bool synconly; // only compute sync candidates
bool syncStats; // only compute sync candidates
int kin; // number of frames written to d2
int kposA; // starting position of decode for submode A
int kposB; // starting position of decode for submode B

12
lib/decoder.f90
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@ -94,7 +94,7 @@ subroutine multimode_decoder(ss,id2,params,nfsample)
params%nftx,newdat,params%nutc,params%nfa,params%nfb, &
params%nexp_decode,params%ndepth,logical(params%nagain), &
logical(params%lft8apon),logical(params%lapcqonly),params%napwid, &
mycall,mygrid,hiscall,hisgrid)
mycall,mygrid,hiscall,hisgrid,logical(params%syncStats))
write(*,*) '<DecodeDebug> mode I decode finished'
@ -117,7 +117,7 @@ subroutine multimode_decoder(ss,id2,params,nfsample)
params%nftx,newdat,params%nutc,params%nfa,params%nfb, &
params%nexp_decode,params%ndepth,logical(params%nagain), &
logical(params%lft8apon),logical(params%lapcqonly),params%napwid, &
mycall,mygrid,hiscall,hisgrid)
mycall,mygrid,hiscall,hisgrid,logical(params%syncStats))
write(*,*) '<DecodeDebug> mode E decode finished'
@ -140,7 +140,7 @@ subroutine multimode_decoder(ss,id2,params,nfsample)
params%nftx,newdat,params%nutc,params%nfa,params%nfb, &
params%nexp_decode,params%ndepth,logical(params%nagain), &
logical(params%lft8apon),logical(params%lapcqonly),params%napwid, &
mycall,mygrid,hiscall,hisgrid)
mycall,mygrid,hiscall,hisgrid,logical(params%syncStats))
write(*,*) '<DecodeDebug> mode C decode finished'
@ -163,7 +163,7 @@ subroutine multimode_decoder(ss,id2,params,nfsample)
params%nftx,newdat,params%nutc,params%nfa,params%nfb, &
params%nexp_decode,params%ndepth,logical(params%nagain), &
logical(params%lft8apon),logical(params%lapcqonly),params%napwid, &
mycall,mygrid,hiscall,hisgrid)
mycall,mygrid,hiscall,hisgrid,logical(params%syncStats))
write(*,*) '<DecodeDebug> mode B decode finished'
@ -197,7 +197,7 @@ subroutine multimode_decoder(ss,id2,params,nfsample)
params%nftx,newdat,params%nutc,params%nfa,params%nfb, &
params%nexp_decode,params%ndepth,logical(params%nagain), &
logical(params%lft8apon),logical(params%lapcqonly),params%napwid, &
mycall,mygrid,hiscall,hisgrid,logical(params%synconly))
mycall,mygrid,hiscall,hisgrid,logical(params%syncStats))
write(*,*) '<DecodeDebug> mode A decode finished'
@ -207,7 +207,7 @@ subroutine multimode_decoder(ss,id2,params,nfsample)
write(*,*) '<DecodeDebug> finished'
call flush(6)
ndecoded = my_js8a%decoded + my_js8b%decoded + my_js8c%decoded + my_js8e%decoded
ndecoded = my_js8a%decoded + my_js8b%decoded + my_js8c%decoded + my_js8e%decoded + my_js8i%decoded
!call sleep_msec(3000)
write(*,1010) ndecoded
1010 format('<DecodeFinished>',i4)

1
lib/js8/js8a_params.f90
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@ -1,5 +1,6 @@
! When modifying this file, please ensure the modifications are made in ft8_params.f90 too.
parameter (NSUBMODE=0)
parameter (NCOSTAS=1) !Which JS8 Costas Arrays to use (1=original, 2=three symmetrical costas)
parameter (NSPS=1920, NTXDUR=15, NDOWNSPS=32, NDD=100, JZ=36) ! 50 Hz 6.250 baud 16 wpm -25.0dB (1.0Eb/N0) 12.64s

1
lib/js8/js8b_params.f90
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@ -1,3 +1,4 @@
parameter (NSUBMODE=1)
parameter (NCOSTAS=2) !Which JS8 Costas Arrays to use (1=original, 2=three symmetrical costas)
parameter (NSPS=1200, NTXDUR=10, NDOWNSPS=20, NDD=100, JZ=144) ! 80 Hz 10 baud 24 wpm -23.0dB (1.0Eb/N0) 7.90s

1
lib/js8/js8c_params.f90
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@ -1,3 +1,4 @@
parameter (NSUBMODE=2)
parameter (NCOSTAS=2) !Which JS8 Costas Arrays to use (1=original, 2=three symmetrical costas)
parameter (NSPS=600, NTXDUR=6, NDOWNSPS=12, NDD=120, JZ=172) ! 160 Hz 20 baud 40 wpm -20.0dB (1.0Eb/N0) 3.95s

13
lib/js8/js8dec.f90
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@ -1,4 +1,4 @@
subroutine js8dec(dd0,icos,newdat,synconly,nQSOProgress,nfqso,nftx,ndepth,lapon,lapcqonly, &
subroutine js8dec(dd0,icos,newdat,syncStats,nQSOProgress,nfqso,nftx,ndepth,lapon,lapcqonly, &
napwid,lsubtract,nagain,iaptype,mycall12,mygrid6,hiscall12,bcontest, &
sync0,f1,xdt,xbase,apsym,nharderrors,dmin,nbadcrc,ipass,iera,msg37,xsnr)
@ -14,7 +14,7 @@ subroutine js8dec(dd0,icos,newdat,synconly,nQSOProgress,nfqso,nftx,ndepth,lapon,
character*12 mycall12,hiscall12
character*6 mycall6,mygrid6,hiscall6,c1,c2
character*87 cbits
logical bcontest,synconly
logical bcontest,syncStats
real a(5)
real s1(0:7,ND),s2(0:7,NN),s1sort(8*ND)
real ps(0:7),psl(0:7)
@ -224,8 +224,8 @@ subroutine js8dec(dd0,icos,newdat,synconly,nQSOProgress,nfqso,nftx,ndepth,lapon,
return
endif
if(synconly) then
write(*,*) '<DecodeDebug> candidate X ', 'f1', f1, 'sync', nsync, 'xdt', xdt
if(syncStats) then
write(*,*) '<DecodeDebug> candidate ', NSUBMODE, 'f1', f1, 'sync', nsync, 'xdt', xdt
flush(6)
endif
@ -422,9 +422,8 @@ subroutine js8dec(dd0,icos,newdat,synconly,nQSOProgress,nfqso,nftx,ndepth,lapon,
i3bit=4*decoded(73) + 2*decoded(74) + decoded(75)
if(nbadcrc.eq.0) then
if(synconly) then
write(*,*) '<DecodeDebug> decode X ', 'f1', f1, 'sync', (sync*10), 'xdt', xdt2
if(syncStats) then
write(*,*) '<DecodeDebug> decode ', NSUBMODE, 'f1', f1, 'sync', (sync*10), 'xdt', xdt2
flush(6)
endif

1
lib/js8/js8e_params.f90
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@ -1,3 +1,4 @@
parameter (NSUBMODE=4)
parameter (NCOSTAS=2) !Which JS8 Costas Arrays to use (1=original, 2=three symmetrical costas)
parameter (NSPS=3840, NTXDUR=28, NDOWNSPS=32, NDD=90, JZ=32) ! 25 Hz 3.125 baud 8 wpm -28.0dB (1.0Eb/N0) 25.28s

1
lib/js8/js8i_params.f90
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@ -1,3 +1,4 @@
parameter (NSUBMODE=8)
parameter (NCOSTAS=2) !Which JS8 Costas Arrays to use (1=original, 2=three symmetrical costas)
parameter (NSPS=384, NTXDUR=4, NDOWNSPS=12, NDD=125, JZ=250) ! 250 Hz 31.25 baud 60 wpm -18.0dB (1.0Eb/N0) 2.52s

28
lib/js8a_decode.f90
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@ -25,7 +25,7 @@ contains
subroutine decode(this,callback,iwave,nQSOProgress,nfqso,nftx,newdat, &
nutc,nfa,nfb,nexp_decode,ndepth,nagain,lft8apon,lapcqonly,napwid, &
mycall12,mygrid6,hiscall12,hisgrid6,synconly)
mycall12,mygrid6,hiscall12,hisgrid6,syncStats)
! use wavhdr
use timer_module, only: timer
! type(hdr) h
@ -38,7 +38,7 @@ contains
real candidate(3,NMAXCAND)
real dd(NMAX)
logical, intent(in) :: lft8apon,lapcqonly,nagain
logical newdat,lsubtract,ldupe,bcontest,synconly
logical newdat,lsubtract,ldupe,bcontest,syncStats
character*12 mycall12, hiscall12
character*6 mygrid6,hisgrid6
integer*2 iwave(NMAX)
@ -93,32 +93,10 @@ contains
lsubtract=.false.
endif
if(synconly) then
if(NWRITELOG.eq.0) then
write(*,*) '<DecodeDebug> synconly'
flush(6)
endif
endif
call timer('syncjs8 ',0)
call syncjs8(dd,icos,ifa,ifb,syncmin,nfqso,s,candidate,ncand,sbase)
call timer('syncjs8 ',1)
!if(NWRITELOG.eq.0) then
! write(*,*) '<DecodeDebug>', ncand, "candidates"
! flush(6)
! do icand=1,ncand
! sync=candidate(3,icand)
! f1=candidate(1,icand)
! xdt=candidate(2,icand)
! xbase=10.0**(0.1*(sbase(nint(f1/(12000.0/NFFT1)))-40.0)) ! 3.125Hz
! write(*,*) '<DecodeDebug> candidate', icand, 'f1', f1, 'sync', sync, 'xdt', xdt, 'xbase', xbase
! flush(6)
! enddo
!endif
do icand=1,ncand
sync=candidate(3,icand)
f1=candidate(1,icand)
@ -131,7 +109,7 @@ contains
endif
call timer('js8dec ',0)
call js8dec(dd,icos,newdat,synconly,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
call js8dec(dd,icos,newdat,syncStats,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
lapcqonly,napwid,lsubtract,nagain,iaptype,mycall12,mygrid6, &
hiscall12,bcontest,sync,f1,xdt,xbase,apsym,nharderrors,dmin, &
nbadcrc,iappass,iera,msg37,xsnr)

6
lib/js8b_decode.f90
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@ -25,7 +25,7 @@ contains
subroutine decode(this,callback,iwave,nQSOProgress,nfqso,nftx,newdat, &
nutc,nfa,nfb,nexp_decode,ndepth,nagain,lft8apon,lapcqonly,napwid, &
mycall12,mygrid6,hiscall12,hisgrid6)
mycall12,mygrid6,hiscall12,hisgrid6,syncStats)
! use wavhdr
use timer_module, only: timer
! type(hdr) h
@ -38,7 +38,7 @@ contains
real candidate(3,NMAXCAND)
real dd(NMAX)
logical, intent(in) :: lft8apon,lapcqonly,nagain
logical newdat,lsubtract,ldupe,bcontest
logical newdat,lsubtract,ldupe,bcontest,syncStats
character*12 mycall12, hiscall12
character*6 mygrid6,hisgrid6
integer*2 iwave(NMAX)
@ -114,7 +114,7 @@ contains
endif
call timer('js8dec ',0)
call js8dec(dd,icos,newdat,.false.,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
call js8dec(dd,icos,newdat,syncStats,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
lapcqonly,napwid,lsubtract,nagain,iaptype,mycall12,mygrid6, &
hiscall12,bcontest,sync,f1,xdt,xbase,apsym,nharderrors,dmin, &
nbadcrc,iappass,iera,msg37,xsnr)

6
lib/js8c_decode.f90
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@ -25,7 +25,7 @@ contains
subroutine decode(this,callback,iwave,nQSOProgress,nfqso,nftx,newdat, &
nutc,nfa,nfb,nexp_decode,ndepth,nagain,lft8apon,lapcqonly,napwid, &
mycall12,mygrid6,hiscall12,hisgrid6)
mycall12,mygrid6,hiscall12,hisgrid6,syncStats)
! use wavhdr
use timer_module, only: timer
! type(hdr) h
@ -38,7 +38,7 @@ contains
real candidate(3,NMAXCAND)
real dd(NMAX)
logical, intent(in) :: lft8apon,lapcqonly,nagain
logical newdat,lsubtract,ldupe,bcontest
logical newdat,lsubtract,ldupe,bcontest,syncStats
character*12 mycall12, hiscall12
character*6 mygrid6,hisgrid6
integer*2 iwave(NMAX)
@ -114,7 +114,7 @@ contains
endif
call timer('js8dec ',0)
call js8dec(dd,icos,newdat,.false.,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
call js8dec(dd,icos,newdat,syncStats,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
lapcqonly,napwid,lsubtract,nagain,iaptype,mycall12,mygrid6, &
hiscall12,bcontest,sync,f1,xdt,xbase,apsym,nharderrors,dmin, &
nbadcrc,iappass,iera,msg37,xsnr)

6
lib/js8e_decode.f90
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@ -25,7 +25,7 @@ contains
subroutine decode(this,callback,iwave,nQSOProgress,nfqso,nftx,newdat, &
nutc,nfa,nfb,nexp_decode,ndepth,nagain,lft8apon,lapcqonly,napwid, &
mycall12,mygrid6,hiscall12,hisgrid6)
mycall12,mygrid6,hiscall12,hisgrid6,syncStats)
! use wavhdr
use timer_module, only: timer
! type(hdr) h
@ -38,7 +38,7 @@ contains
real candidate(3,NMAXCAND)
real dd(NMAX)
logical, intent(in) :: lft8apon,lapcqonly,nagain
logical newdat,lsubtract,ldupe,bcontest
logical newdat,lsubtract,ldupe,bcontest,syncStats
character*12 mycall12, hiscall12
character*6 mygrid6,hisgrid6
integer*2 iwave(NMAX)
@ -114,7 +114,7 @@ contains
endif
call timer('js8dec ',0)
call js8dec(dd,icos,newdat,.false.,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
call js8dec(dd,icos,newdat,syncStats,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
lapcqonly,napwid,lsubtract,nagain,iaptype,mycall12,mygrid6, &
hiscall12,bcontest,sync,f1,xdt,xbase,apsym,nharderrors,dmin, &
nbadcrc,iappass,iera,msg37,xsnr)

6
lib/js8i_decode.f90
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@ -25,7 +25,7 @@ contains
subroutine decode(this,callback,iwave,nQSOProgress,nfqso,nftx,newdat, &
nutc,nfa,nfb,nexp_decode,ndepth,nagain,lft8apon,lapcqonly,napwid, &
mycall12,mygrid6,hiscall12,hisgrid6)
mycall12,mygrid6,hiscall12,hisgrid6,syncStats)
! use wavhdr
use timer_module, only: timer
! type(hdr) h
@ -38,7 +38,7 @@ contains
real candidate(3,NMAXCAND)
real dd(NMAX)
logical, intent(in) :: lft8apon,lapcqonly,nagain
logical newdat,lsubtract,ldupe,bcontest
logical newdat,lsubtract,ldupe,bcontest,syncStats
character*12 mycall12, hiscall12
character*6 mygrid6,hisgrid6
integer*2 iwave(NMAX)
@ -114,7 +114,7 @@ contains
endif
call timer('js8dec ',0)
call js8dec(dd,icos,newdat,.false.,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
call js8dec(dd,icos,newdat,syncStats,nQSOProgress,nfqso,nftx,ndepth,lft8apon, &
lapcqonly,napwid,lsubtract,nagain,iaptype,mycall12,mygrid6, &
hiscall12,bcontest,sync,f1,xdt,xbase,apsym,nharderrors,dmin, &
nbadcrc,iappass,iera,msg37,xsnr)

8
lib/jt9.f90
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@ -21,7 +21,7 @@ program jt9
!### ndepth was defined as 60001. Why???
integer :: arglen,stat,offset,remain,mode=0,flow=200,fsplit=2700, &
fhigh=4000,nrxfreq=1500,ntrperiod=1,ndepth=1,nexp_decode=0
logical :: read_files = .true., tx9 = .false., display_help = .false., synconly = .false.
logical :: read_files = .true., tx9 = .false., display_help = .false., syncStats = .false.
type (option) :: long_options(22) = [ &
option ('help', .false., 'h', 'Display this help message', ''), &
option ('shmem',.true.,'s','Use shared memory for sample data','KEY'), &
@ -50,7 +50,7 @@ program jt9
!option ('jt65', .false., '6', 'JT65 mode', ''), &
!option ('jt9', .false., '9', 'JT9 mode', ''), &
option ('js8', .false., '8', 'JS8 mode', ''), &
option ('synconly', .false., 'y', 'Sync only', ''), &
option ('syncStats', .false., 'y', 'Sync only', ''), &
!option ('jt4', .false., '4', 'JT4 mode', ''), &
!option ('qra64', .false., 'q', 'QRA64 mode', ''), &
option ('sub-mode', .true., 'b', 'Sub mode, default SUBMODE=A', 'A'), &
@ -120,7 +120,7 @@ program jt9
case ('8')
mode = 8
case ('y')
synconly = .true.
syncStats = .true.
case ('T')
tx9 = .true.
case ('w')
@ -257,7 +257,7 @@ program jt9
shared_data%params%ljt65apon=.true.
shared_data%params%napwid=75
shared_data%params%dttol=3.
shared_data%params%synconly=synconly
shared_data%params%syncStats=syncStats
! shared_data%params%minsync=0 !### TEST ONLY
! shared_data%params%nfqso=1500 !### TEST ONLY

2
lib/jt9com.f90
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@ -18,7 +18,7 @@
integer(c_int) :: nfsplit
integer(c_int) :: nfb
integer(c_int) :: ntol
logical(c_bool) :: synconly
logical(c_bool) :: syncStats
integer(c_int) :: kin
integer(c_int) :: kposA
integer(c_int) :: kposB

87
mainwindow.cpp
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@ -4267,39 +4267,21 @@ bool MainWindow::decodeEnqueueReady(qint32 k, qint32 k0){
// on an interval, issue a decode
static qint32 lastDecodeStartA = -1;
static qint32 currentDecodeStartA = -1;
static qint32 nextDecodeStartA = -1;
qint32 startA = -1;
qint32 szA = -1;
qint32 cycleA = -1;
bool couldDecodeA = false;
qint32 oneSecondFrames = computeFramesPerCycleForDecode(Varicode::JS8CallNormal)/computePeriodForSubmode(Varicode::JS8CallNormal);
if(lastDecodeStartA == -1 || k < k0 || k - lastDecodeStartA > oneSecondFrames){
startA = k-computeFramesNeededForDecode(Varicode::JS8CallNormal);
if(startA < 0){
// TODO: decoder doesn't copy wrap around ranges
startA += m_detector->period() * RX_SAMPLE_RATE;
}
szA = computeFramesNeededForDecode(Varicode::JS8CallNormal);
lastDecodeStartA = k;
couldDecodeA = true;
qDebug() << "? NORMAL " << startA << k << k0;
}
#if 0
static qint32 currentDecodeStartA = -1;
static qint32 nextDecodeStartA = -1;
qint32 startA = -1;
qint32 szA = -1;
qint32 cycleA = -1;
if(JS8_DEBUG_DECODE) qDebug() << "? NORMAL " << currentDecodeStartA << nextDecodeStartA;
bool couldDecodeA = isDecodeReady(Varicode::JS8CallNormal, k, k0, &currentDecodeStartA, &nextDecodeStartA, &startA, &szA, &cycleA);
couldDecodeA = isDecodeReady(Varicode::JS8CallNormal, k, k0, &currentDecodeStartA, &nextDecodeStartA, &startA, &szA, &cycleA);
if(m_diskData){
startA = 0;
szA = NTMAX*RX_SAMPLE_RATE-1;
couldDecodeA = true;
}
#endif
static qint32 currentDecodeStartB = -1;
static qint32 nextDecodeStartB = -1;
@ -4357,11 +4339,28 @@ bool MainWindow::decodeEnqueueReady(qint32 k, qint32 k0){
}
#endif
couldDecodeB = couldDecodeC = couldDecodeE = false;
int decodes = 0;
// default to including sync stats
dec_data.params.syncStats = true;
// when no other mode is being decoded, do a sync stats decode for normal mode
if(!couldDecodeA && !couldDecodeB && !couldDecodeC && !couldDecodeE){
qint32 oneSecondFrames = computeFramesPerCycleForDecode(Varicode::JS8CallNormal)/computePeriodForSubmode(Varicode::JS8CallNormal);
if(lastDecodeStartA == -1 || k < k0 || k - lastDecodeStartA > oneSecondFrames){
startA = k-computeFramesNeededForDecode(Varicode::JS8CallNormal);
if(startA < 0){
// decoder wraps around ranges
startA += m_detector->period() * RX_SAMPLE_RATE;
}
szA = computeFramesNeededForDecode(Varicode::JS8CallNormal);
lastDecodeStartA = k;
couldDecodeA = true;
}
}
if(couldDecodeA){
DecodeParams d;
d.submode = Varicode::JS8CallNormal;
@ -4461,7 +4460,6 @@ bool MainWindow::decodeProcessQueue(qint32 *pSubmode){
if(JS8_DEBUG_DECODE) qDebug() << "--> decoder skipping at least 1 decode cycle" << "count" << count << "max" << maxDecodes;
}
dec_data.params.synconly = true;
dec_data.params.nsubmodes = 0;
while(!m_decoderQueue.isEmpty()){
@ -4880,6 +4878,10 @@ void MainWindow::processDecodedLine(QByteArray t){
if(t.indexOf("f1") >= 0){
auto segs = QString(t.trimmed()).split(QRegExp("[\\s\\t]+"), QString::SkipEmptyParts);
if(!segs.isEmpty()){
auto m1 = QString(segs.at(2));
auto m = int(m1.toInt());
auto period = computePeriodForSubmode(m);
auto f1 = QString(segs.at(4));
auto f = int(f1.toFloat());
@ -4891,40 +4893,43 @@ void MainWindow::processDecodedLine(QByteArray t){
if(abs(xdt) <= 2){
if(s < 10){
m_wideGraph->drawLine(QColor(Qt::darkCyan), f, f + computeBandwidthForSubmode(m_nSubMode));
m_wideGraph->drawLine(QColor(Qt::darkCyan), f, f + computeBandwidthForSubmode(m));
} else if (s <= 21){
m_wideGraph->drawLine(QColor(Qt::white), f, f + computeBandwidthForSubmode(m_nSubMode));
m_wideGraph->drawLine(QColor(Qt::white), f, f + computeBandwidthForSubmode(m));
}
}
if(t.contains("decode X")){
if(t.contains("decode")){
auto now = QDateTime::currentDateTimeUtc();
float n = 0;
float nPos = m_TRperiod - (now.time().second() % m_TRperiod);
float nNeg = (now.time().second() % m_TRperiod) - m_TRperiod;
float offset = m_TRperiod - computeFramesNeededForDecode(m_nSubMode)/RX_SAMPLE_RATE + xdt;
float nPos = period - (now.time().second() % period);
float nNeg = (now.time().second() % period) - period;
if(qAbs(nNeg) < nPos){
n = nNeg + offset;
n = nNeg;
} else {
n = nPos - offset;
n = nPos;
}
n -= (float)period;
n += computeFramesNeededForDecode(m)/RX_SAMPLE_RATE;
n -= xdt;
int xdtmin = qMin(n*1000, (float)DriftingDateTime::drift());
int xdtmax = qMax(n*1000, (float)DriftingDateTime::drift());
m_wideGraph->drawLine(QColor(Qt::red), f, f + computeBandwidthForSubmode(m_nSubMode));
m_wideGraph->drawLine(QColor(Qt::red), f, f + computeBandwidthForSubmode(m));
int oldNewDrift = newDrift;
newDrift = (xdtmin + (xdtmax-xdtmin)/2);
newDrift = qMin(oldNewDrift, newDrift) + (qMax(oldNewDrift, newDrift)-qMin(oldNewDrift, newDrift))/2;
hasNewDrift = true;
}
}
}
}
if(JS8_DEBUG_DECODE) qDebug() << "--> busy?" << m_decoderBusy << "lock exists?" << ( QFile{m_config.temp_dir ().absoluteFilePath (".lock")}.exists());
if(JS8_DEBUG_DECODE) qDebug() << "--> busy?" << m_decoderBusy << "lock exists?" << ( QFile{m_config.temp_dir ().absoluteFilePath (".lock")}.exists());
return;
}
@ -4934,11 +4939,11 @@ void MainWindow::processDecodedLine(QByteArray t){
}
if(t.indexOf("<DecodeFinished>") >= 0) {
if(hasNewDrift){
int oldDrift = DriftingDateTime::drift();
newDrift = qMin(oldDrift, newDrift) + (qMax(oldDrift, newDrift)-qMin(oldDrift, newDrift))/2;
static int driftN = 1;
newDrift = ((driftN-1)*DriftingDateTime::drift() + newDrift)/driftN;
setDrift(newDrift);
if(driftN < 60) driftN++; // cap it to 60 observations
writeNoticeTextToUI(QDateTime::currentDateTimeUtc(), QString("Drift: %1").arg(newDrift));
hasNewDrift = false;
}

2
widegraph.cpp
View File

@ -356,6 +356,8 @@ void WideGraph::drawSwide(){
swideLocal[i] = flagValue;
}
ui->widePlot->draw(swideLocal,true,false);
} else if(lastSecondInPeriod != secondInPeriod) {
drawLine(Qt::gray, ui->widePlot->startFreq(), 10);
}
lastSecondInPeriod=secondInPeriod;