Tx may now be correct for B2, C2 modes. Still working on decoder.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/map65@2548 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

libm65/decode0.f90

@@ -54,7 +54,7 @@ subroutine decode0(dd,ss,savg,nstandalone)
   call map65a(dd,ss,savg,newdat,nutc,fcenter,ntol,idphi,nfa,nfb,           &
        mousedf,mousefqso,nagain,ndecdone,ndiskdat,nfshift,ndphi,           &
        nfcal,nkeep,mcall3b,nsum,nsave,nxant,rmsdd,mycall,mygrid,          &
-       neme,ndepth,hiscall,hisgrid,nhsym,nfsample,nxpol,mode65)
+       neme,ndepth,hiscall,hisgrid,nhsym,nfsample,nxpol,mode65,nfast)
 
   call timer('map65a  ',1)
   call timer('decode0 ',1)

libm65/gen65.f90

@@ -1,4 +1,4 @@
-subroutine gen65(message,mode65,samfac,nsendingsh,msgsent,iwave,nwave)
+subroutine gen65(message,mode65,nfast,samfac,nsendingsh,msgsent,iwave,nwave)
 
 ! Encodes a JT65 message into a wavefile.  
 ! Executes in 17 ms on opti-745.
@@ -41,9 +41,9 @@ subroutine gen65(message,mode65,samfac,nsendingsh,msgsent,iwave,nwave)
      call interleave63(sent,1)           !Apply interleaving
      call graycode(sent,63,1)            !Apply Gray code
      nsym=126                            !Symbols per transmission
-     nsps=4096
+     nsps=4096/nfast
   else
-     nsym=32
+     nsym=32/nfast
      nsps=16384
      nsendingsh=1                         !Flag for shorthand message
   endif

libm65/m65.f90

@@ -20,12 +20,12 @@ program m65
        nfast,nsave,mycall,mygrid,hiscall,hisgrid,datetime
 
   nargs=iargc()
-  if(nargs.lt.1) then
+  if(nargs.lt.1 .or. nargs.eq.2) then
-     print*,'Usage: m65 [95238] file1 [file2 ...]'
+     print*,'Usage: m65 <submode> <95238|96000> file1 [file2 ...]'
-     print*,'       Reads data from *.tf2 files.'
+     print*,'  (Reads data from *.tf2 files.)'
      print*,''
      print*,'       m65 -s'
-     print*,'       Gets data from shared memory region.'
+     print*,'  (Gets data from MAP65, via shared memory region.)'
      go to 999
   endif
   call getarg(1,arg)
@@ -34,16 +34,20 @@ program m65
      call ftnquit
      go to 999
   endif
+  if(arg(1:1).eq.'A') mode65=1
+  if(arg(1:1).eq.'B') mode65=2
+  if(arg(1:1).eq.'C') mode65=4
+  nfast=1
+  if(arg(2:2).eq.'2') nfast=2
   nfsample=96000
-  nxpol=1
+  call getarg(2,arg)
-  mode65=2
-  ifile1=1
   if(arg.eq.'95238') then
      nfsample=95238
-     call getarg(2,arg)
+     call getarg(3,arg)
-     ifile1=2
   endif
 
+  nxpol=1
+  ifile1=3
   limtrace=0
   lu=12
   nfa=100
@@ -69,7 +73,7 @@ program m65
      k=0
      fcenter=144.125d0
      mousedf=0
-     mousefqso=125
+     mousefqso=126
      newdat=1
      mycall='K1JT'
 
@@ -95,8 +99,8 @@ program m65
 ! Emit signal readyForFFT
            call timer('symspec ',0)
            fgreen=-13.0
-           iqadjust=1
+           iqadjust=0
-           iqapply=1
+           iqapply=0
            nbslider=100
            gainx=0.9962
            gainy=1.0265

libm65/map65a.f90

@@ -1,7 +1,7 @@
 subroutine map65a(dd,ss,savg,newdat,nutc,fcenter,ntol,idphi,nfa,nfb,        &
      mousedf,mousefqso,nagain,ndecdone,ndiskdat,nfshift,ndphi,              &
      nfcal,nkeep,mcall3b,nsum,nsave,nxant,rmsdd,mycall,mygrid,              &
-     neme,ndepth,hiscall,hisgrid,nhsym,nfsample,nxpol,mode65)
+     neme,ndepth,hiscall,hisgrid,nhsym,nfsample,nxpol,mode65,nfast)
 
 !  Processes timf2 data from Linrad to find and decode JT65 signals.
 

libm65/mapsim.f90

@@ -57,8 +57,8 @@ program mapsim
   open(12,file='msgs.txt',status='old')
 
   write(*,1000)
-1000 format('  N   freq     S/N  pol  Message'/    &
+1000 format('File  N   freq     S/N  pol  Message'/    &
-            '-----------------------------------------------')
+            '---------------------------------------------------')
 
   do ifile=1,nfiles
      nmin=ifile-1
@@ -93,8 +93,8 @@ program mapsim
         snrdbx=snrdb
         if(snrdb.ge.-1.0) snrdbx=-15.0 - 15.0*(isig-1.0)/nsigs
         sig=sqrt(2.2*2500.0/96000.0) * 10.0**(0.05*snrdbx)
-        write(*,1020) isig,0.001*f,snrdbx,nint(pol),msgsent
+        write(*,1020) ifile,isig,0.001*f,snrdbx,nint(pol),msgsent
-1020    format(i3,f8.3,f7.1,i5,2x,a22)
+1020    format(i3,i4,f8.3,f7.1,i5,2x,a22)
 
         phi=0.
         i0=fsample*(3.5d0+0.05d0*(isig-1))

mainwindow.cpp

@@ -1354,7 +1354,7 @@ void MainWindow::guiUpdate()
   int khsym=0;
 
   double tx1=0.0;
-  double tx2=126.0*4096.0/11025.0 + 1.8;          //### depend on TxDelay? ###
+  double tx2=126.0*4096.0/(m_nfast*11025.0) + 1.8;    //### depend on TxDelay?
 
   if(!m_txFirst) {
     tx1 += m_TRperiod;
@@ -1363,8 +1363,8 @@ void MainWindow::guiUpdate()
   qint64 ms = QDateTime::currentMSecsSinceEpoch() % 86400000;
   int nsec=ms/1000;
   double tsec=0.001*ms;
-  double t120=fmod(tsec,120.0);
+  double t2p=fmod(tsec,120.0/m_nfast);
-  bool bTxTime = t120 >= tx1 && t120 < tx2;
+  bool bTxTime = t2p >= tx1 && t2p < tx2;
 
   if(m_auto) {
     if(bTxTime and iptt==0 and !m_txMute) {
@@ -1399,9 +1399,11 @@ void MainWindow::guiUpdate()
     ba2msg(ba,message);
     int len1=22;
     int mode65=m_mode65;
+    int nfast=m_nfast;
     double samfac=1.0;
 
-    gen65_(message,&mode65,&samfac,&nsendingsh,msgsent,iwave,&nwave,len1,len1);
+    gen65_(message,&mode65,&nfast,&samfac,&nsendingsh,msgsent,iwave,
+           &nwave,len1,len1);
     msgsent[22]=0;
 
     if(m_restart) {
@@ -1819,7 +1821,9 @@ void MainWindow::msgtype(QString t, QLineEdit* tx)                //msgtype()
   int i1=t.indexOf(" OOO");
   QByteArray s=t.toUpper().toLocal8Bit();
   ba2msg(s,message);
-  gen65_(message,&mode65,&samfac,&nsendingsh,msgsent,iwave,&mwave,len1,len1);
+  int nfast=m_nfast;
+  gen65_(message,&mode65,&nfast,&samfac,&nsendingsh,msgsent,iwave,
+         &mwave,len1,len1);
 
   QPalette p(tx->palette());
   if(nsendingsh==1) {
@@ -1990,6 +1994,7 @@ void MainWindow::on_actionJT65B2_triggered()
   m_nfast=2;
   m_TRperiod=30;
   soundInThread.setPeriod(m_TRperiod);
+  soundOutThread.setPeriod(m_TRperiod);
   g_pWideGraph->setMode65(m_mode65);
   lab5->setText(m_mode);
   ui->actionJT65B2->setChecked(true);
@@ -2002,6 +2007,7 @@ void MainWindow::on_actionJT65C2_triggered()
   m_nfast=2;
   m_TRperiod=30;
   soundInThread.setPeriod(m_TRperiod);
+  soundOutThread.setPeriod(m_TRperiod);
   g_pWideGraph->setMode65(m_mode65);
   lab5->setText(m_mode);
   ui->actionJT65C2->setChecked(true);

mainwindow.h

@@ -274,8 +274,9 @@ extern "C" {
                 float* py, float s[], int* nkhz, int* nhsym, int* nzap,
                 float* slimit, uchar lstrong[]);
 
-  void gen65_(char* msg, int* mode65, double* samfac, int* nsendingsh,
+  void gen65_(char* msg, int* mode65, int* nfast, double* samfac,
-              char* msgsent, short iwave[], int* nwave, int len1, int len2);
+              int* nsendingsh, char* msgsent, short iwave[], int* nwave,
+              int len1, int len2);
 
   int ptt_(int* nport, int* itx, int* iptt);
   }

soundout.cpp

@@ -30,7 +30,7 @@ extern "C" int d2aCallback(const void *inputBuffer, void *outputBuffer,
   unsigned int i,n;
   static int ic=0;
   static bool btxok0=false;
-  static int nminStart=0;
+  static int nStart=0;
   double tsec,tstart;
   int nsec;
   int nTRperiod=udata->nTRperiod;
@@ -45,12 +45,12 @@ extern "C" int d2aCallback(const void *inputBuffer, void *outputBuffer,
     tstart=tsec - n*nTRperiod - 1.0;
 
     if(tstart<1.0) {
-      ic=0;                      //Start of minute, set starting index to 0
+      ic=0;                      //Start of Tx cycle, set starting index to 0
-      nminStart=n;
+      nStart=n;
     } else {
-      if(n != nminStart) { //Late start in new minute: compute starting index
+      if(n != nStart) { //Late start in new Tx cycle: compute starting index
         ic=(int)(tstart*11025.0);
-        nminStart=n;
+        nStart=n;
       }
     }
   }
@@ -95,14 +95,12 @@ void SoundOutThread::run()
   outParam.hostApiSpecificStreamInfo=NULL;
 
   udata.nTRperiod=m_TRperiod;
-
   paerr=Pa_IsFormatSupported(NULL,&outParam,11025.0);
   if(paerr<0) {
     qDebug() << "PortAudio says requested output format not supported.";
     qDebug() << paerr;
     return;
   }
-
   paerr=Pa_OpenStream(&outStream,           //Output stream
         NULL,                               //No input parameters
         &outParam,                          //Output parameters