mirror of https://github.com/saitohirga/WSJT-X.git
98 lines
2.8 KiB
Fortran
98 lines
2.8 KiB
Fortran
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!---------------------------------------------------- decode2
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subroutine decode2
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! Get data and parameters from gcom, then call the decoders
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character fnamex*24
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integer*2 d2d(30*11025)
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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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include 'gcom4.f90'
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! ndecoding data Action
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!--------------------------------------
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! 0 Idle
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! 1 d2a Standard decode, full file
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! 2 y1 Mouse pick, top half
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! 3 y1 Mouse pick, bottom half
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! 4 d2c Decode recorded file
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! 5 d2a Mouse pick, main window
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lenpick=22050 !Length of FSK441 mouse-picked region
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if(mode(1:4).eq.'JT6M') then
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lenpick=4*11025
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if(mousebutton.eq.3) lenpick=10*11025
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endif
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istart=1.0 + 11025*0.001*npingtime - lenpick/2
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if(istart.lt.2) istart=2
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if(ndecoding.eq.1) then
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! Normal decoding at end of Rx period (or at t=53s in JT65)
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istart=1
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call decode3(d2a,jza,istart,fnamea)
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else if(ndecoding.eq.2) then
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! Mouse pick, top half of waterfall
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! The following is empirical:
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k=2048*ibuf0 + istart - 11025*mod(tbuf(ibuf0),dble(trperiod)) -3850
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if(k.le.0) k=k+NRxMax
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if(k.gt.NrxMax) k=k-NRxMax
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nt=ntime/86400
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nt=86400*nt + tbuf(ibuf0)
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if(receiving.eq.0) nt=nt-trperiod
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call get_fname(hiscall,nt,trperiod,lauto,fnamex)
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do i=1,lenpick
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k=k+1
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if(k.gt.NrxMax) k=k-NRxMax
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d2b(i)=dgain*y1(k)
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enddo
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call decode3(d2b,lenpick,istart,fnamex)
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else if(ndecoding.eq.3) then
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!Mouse pick, bottom half of waterfall
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ib0=ibuf0-161
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if(lauto.eq.1 .and. mute.eq.0 .and. transmitting.eq.1) ib0=ibuf0-323
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if(ib0.lt.1) ib0=ib0+1024
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k=2048*ib0 + istart - 11025*mod(tbuf(ib0),dble(trperiod)) - 3850
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if(k.le.0) k=k+NRxMax
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if(k.gt.NrxMax) k=k-NRxMax
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nt=ntime/86400
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nt=86400*nt + tbuf(ib0)
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call get_fname(hiscall,nt,trperiod,lauto,fnamex)
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do i=1,lenpick
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k=k+1
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if(k.gt.NrxMax) k=k-NRxMax
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d2b(i)=dgain*y1(k)
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enddo
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call decode3(d2b,lenpick,istart,fnamex)
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!Recorded file
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else if(ndecoding.eq.4) then
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jzz=jzc
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if(mousebutton.eq.0) istart=1
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if(mousebutton.gt.0) then
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jzz=lenpick
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if(mode(1:4).eq.'JT6M') jzz=4*11025
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istart=istart + 3300 - jzz/2
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if(istart.lt.2) istart=2
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if(istart+jzz.gt.jzc) istart=jzc-jzz
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endif
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call decode3(d2c(istart),jzz,istart,filename)
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else if(ndecoding.eq.5) then
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! Mouse pick, main window (but not from recorded file)
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istart=istart - 1512
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if(istart.lt.2) istart=2
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if(istart+lenpick.gt.jza) istart=jza-lenpick
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call decode3(d2a(istart),lenpick,istart,fnamea)
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endif
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fnameb=fnamea
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999 return
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end subroutine decode2
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