mirror of https://github.com/saitohirga/WSJT-X.git
132 lines
3.2 KiB
Fortran
132 lines
3.2 KiB
Fortran
!----------------------------------------------------------- savedata
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subroutine savedata
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#ifdef Win32
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use dfport
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#endif
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character fname*24,longname*80
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data ibuf0z/1/
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include 'gcom1.f90'
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include 'gcom2.f90'
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include 'gcom3.f90'
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save
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if(mode(1:4).eq.'JT65') then
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call get_fname(hiscall,ntime,trperiod,lauto,fname0)
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ibuf1=ibuf0
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ibuf2=ibuf
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go to 1
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else
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call get_fname(hiscall,ntime-trperiod,trperiod,lauto,fname0)
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endif
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if(ibuf0.eq.ibuf0z) go to 999 !Startup condition, do not save
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if(ntrbuf(ibuf0z).eq.1) go to 999 !We were transmitting, do not save
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! Get buffer pointers, then copy completed Rx sequence from y1 to d2a:
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ibuf1=ibuf0z
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ibuf2=ibuf0-1
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1 jza=2048*(ibuf2-ibuf1)
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if(jza.lt.0) jza=jza+NRxMax
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lenok=1
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if(jza.lt.110250) go to 999 !Don't save files less than 10 s
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if(jza.gt.60*11025) go to 999 !Don't save if something's fishy
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k=2048*(ibuf1-1)
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if(mode(1:4).ne.'JT65') k=k+3*2048
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if(mode(1:4).ne.'JT65' .and. jza.gt.30*11025) then
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k=k + (jza-30*11025)
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if(k.gt.NRxMax) k=k-NRxMax
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jza=30*11025
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endif
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! Check timestamps of buffers used for this data
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msbig=0
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i=k/2048
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if(msmax.eq.0) i=i+1
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nz=jza/2048
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if(msmax.eq.0) then
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i=i+1
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nz=nz-1
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endif
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do n=1,nz
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i=i+1
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if(i.gt.1024) i=i-1024
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i0=i-1
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if(i0.lt.1) i0=i0+1024
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dtt=tbuf(i)-tbuf(i0)
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ms=0
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if(dtt.gt.0.d0 .and. dtt.lt.80000.0) ms=1000.d0*dtt
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msbig=max(ms,msbig)
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enddo
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if(ndebug.gt.0 .and. msbig.gt.msmax .and. msbig.gt.330) then
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write(*,1020) msbig
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1020 format('Warning: interrupt service interval',i11,' ms.')
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endif
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msmax=max(msbig,msmax)
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do i=1,jza
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k=k+1
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if(k.gt.NRxMax) k=k-NRxMax
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xx=dgain*y1(k)
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xx=min(32767.0,max(-32767.0,xx))
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d2a(i)=nint(xx)
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enddo
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fnamea=fname0
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npingtime=0
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fname=fnamea !Save filename for output to disk
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nagain=0
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ndecoding=1 !Request decoding
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! Generate file name and write data to file
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! if(nsave.ge.2 .and. ichar(fname(1:1)).ne.0) then
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if(ichar(fname(1:1)).ne.0) then
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! Generate header for wavefile:
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ariff='RIFF'
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awave='WAVE'
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afmt='fmt '
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adata='data'
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lenfmt=16
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nfmt2=1
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nchan2=1
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nsamrate=11025
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nbytesam2=2
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nbytesec=nchan2*nsamrate*nbytesam2
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nbitsam2=16
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ndata=2*jza
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nbytes=ndata+44
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nchunk=nbytes-8
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do i=80,1,-1
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if(appdir(i:i).ne.' ') go to 10
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enddo
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10 longname=AppDir(1:i)//'/RxWav/'//fname
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#ifdef Win32
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open(17,file=longname,status='unknown',form='binary',err=20)
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#else
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open(17,file=longname,status='unknown',form='unformatted',err=20)
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#endif
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write(17) ariff,nchunk,awave,afmt,lenfmt,nfmt2,nchan2,nsamrate, &
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nbytesec,nbytesam2,nbitsam2,adata,ndata,(d2a(j),j=1,jza)
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close(17)
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filetokillb=filetokilla
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filetokilla=longname
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go to 30
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20 print*,'Error opening Fortran unit 17.'
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print*,longname
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30 continue
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endif
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999 if(mode(1:4).ne.'JT65') then
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ibuf0z=ibuf0
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ntime0=ntime
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call get_fname(hiscall,ntime,trperiod,lauto,fname0)
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endif
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return
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end subroutine savedata
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