Strange behavior -- trivial changes in decoder.f90 make it stop working.

Check this out!


git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@2666 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Joe Taylor 2012-10-15 21:06:15 +00:00
parent cc69963d07
commit 90d114ead8
3 changed files with 78 additions and 1 deletions

66
lib/decoder.f90 Normal file
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@ -0,0 +1,66 @@
subroutine decoder(ntrSeconds)
! Decoder for JT9. Can run stand-alone, reading data from *.wav files;
! or as the back end of wsjt-x, with data placed in a shared memory region.
! NB: For unknown reason, ***MUST*** be compiled by g95 with -O0 !!!
parameter (NMAX=1800*12000) !Total sample intervals per 30 minutes
parameter (NDMAX=1800*1500) !Sample intervals at 1500 Hz rate
parameter (NSMAX=22000) !Max length of saved spectra
character*22 msg
real*4 red(NSMAX)
integer*1 i1SoftSymbols(207)
integer*2 id2
complex c0
common/jt9com/id2(NMAX),ss(184,NSMAX),savg(NSMAX),c0(NDMAX), &
nutc,npts8,junk(20)
ntrMinutes=ntrSeconds/60
nfa=1000
nfb=2000
ntol=500
mousedf=0
mousefqso=1500
newdat=1
nb=0
nbslider=100
f0a=0.
nsps=0
if(ntrMinutes.eq.1) nsps=6912
if(ntrMinutes.eq.2) then
nsps=15360
df3=0.7324219
endif
if(ntrMinutes.eq.5) nsps=40960
if(ntrMinutes.eq.10) nsps=82944
if(ntrMinutes.eq.30) nsps=252000
if(nsps.eq.0) stop 'Error: bad TRperiod'
! Now do the decoding
nutc=nutc0
nstandalone=1
ntol=500
nfqso=1500
! Get sync, approx freq
call sync9(ss,tstep,f0a,df3,ntol,nfqso,sync,fpk,red)
fpk0=fpk
call spec9(c0,npts8,nsps,f0a,fpk,xdt,i1SoftSymbols)
call decode9(i1SoftSymbols,msg)
! open(73,file='decoded.txt',status='unknown')
iutc=0
write(*,1010) iutc,xdt,1000.0+fpk,msg,sync,fpk0
write(73,1010) iutc,xdt,1000.0+fpk,msg,sync,fpk0
1010 format(i4.4,f6.1,f7.1,2x,a22,2f9.1)
flush(73)
! close(13)
return
end subroutine decoder

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@ -23,7 +23,7 @@ subroutine sync9(ss,tstep,f0a,df3,ntol,nfqso,sync,fpk,ccfred)
if(ia.lt.1) ia=1
if(ib.gt.NSMAX) ib=NSMAX
endif
print*,ia,ib,f0a,df3,ntol,nfqso,df3*ia+1000,df3*ib+1000
! print*,ia,ib,f0a,df3,ntol,nfqso,df3*ia+1000,df3*ib+1000
sbest=0.
lagmax=2.5/tstep + 0.9999

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@ -739,7 +739,18 @@ void MainWindow::diskWriteFinished() //diskWriteFinished
void MainWindow::decoderFinished() //decoderFinished
{
qDebug() << "Decoder Finished";
QFile f("fort.73");
f.open(QIODevice::ReadOnly);
QTextStream in(&f);
QString line;
for(int i=0; i<99999; i++) {
line=in.readLine();
if(line.length()<=0) break;
qDebug() << line;
}
f.close();
}
//Delete ../save/*.wav