mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2025-03-21 19:48:54 -04:00
Split Audio.f90 into separate routines
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/WSJT/trunk@10 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Joe Taylor
parent
b2cad6e8fa
commit
c80ba1b2ed
55
a2d.f90
Normal file
55
a2d.f90
Normal file
@ -0,0 +1,55 @@
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! Fortran logical units used in WSJT6
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!
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! 10 wave files read from disk
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! 11 decoded.txt
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! 12 decoded.ave
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! 13 tsky.dat
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! 14 azel.dat
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! 15 debug.txt
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! 16 c:/wsjt.reg
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! 17 wave files written to disk
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! 18 test file to be transmitted (wsjtgen.f90)
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! 19
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! 20
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! 21 ALL.TXT
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! 22 kvasd.dat
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! 23 CALL3.TXT
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!---------------------------------------------------- a2d
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subroutine a2d(iarg)
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#ifdef Win32
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! Start the PortAudio streams for audio input and output.
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integer nchin(0:20),nchout(0:20)
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include 'gcom1.f90'
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include 'gcom2.f90'
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! This call does not normally return, as the background portion of
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! JTaudio goes into a test-and-sleep loop.
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idevin=ndevin
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idevout=ndevout
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call padevsub(numdevs,ndefin,ndefout,nchin,nchout)
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write(*,1002) ndefin,ndefout
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1002 format(/'Default Input:',i3,' Output:',i3)
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write(*,1004) idevin,idevout
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1004 format('Requested Input:',i3,' Output:',i3)
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if(idevin.lt.0 .or. idevin.ge.numdevs) idevin=ndefin
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if(idevout.lt.0 .or. idevout.ge.numdevs) idevout=ndefout
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if(idevin.eq.0 .and. idevout.eq.0) then
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idevin=ndefin
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idevout=ndefout
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endif
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ierr=jtaudio(idevin,idevout,y1,y2,NMAX,iwrite,iwave,nwave, &
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11025,NSPB,TRPeriod,TxOK,ndebug,Transmitting, &
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Tsec,ngo,nmode,tbuf,ibuf,ndsec)
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if(ierr.ne.0) then
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print*,'Error ',ierr,' in JTaudio, cannot continue.'
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else
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write(*,1006)
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1006 format('Audio streams terminated normally.')
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endif
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#endif
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return
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end subroutine a2d
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120
astro0.f90
Normal file
120
astro0.f90
Normal file
@ -0,0 +1,120 @@
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!--------------------------------------------------- astro0
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subroutine astro0(nyear,month,nday,uth8,nfreq,grid,cauxra,cauxdec, &
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AzSun8,ElSun8,AzMoon8,ElMoon8,AzMoonB8,ElMoonB8,ntsky,ndop,ndop00, &
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dbMoon8,RAMoon8,DecMoon8,HA8,Dgrd8,sd8,poloffset8,xnr8,dfdt,dfdt0, &
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RaAux8,DecAux8,AzAux8,ElAux8)
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!f2py intent(in) nyear,month,nday,uth8,nfreq,grid,cauxra,cauxdec
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!f2py intent(out) AzSun8,ElSun8,AzMoon8,ElMoon8,AzMoonB8,ElMoonB8,ntsky,ndop,ndop00,dbMoon8,RAMoon8,DecMoon8,HA8,Dgrd8,sd8,poloffset8,xnr8,dfdt,dfdt0,RaAux8,DecAux8,AzAux8,ElAux8
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character grid*6
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character*9 cauxra,cauxdec
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real*8 utch8
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real*8 AzSun8,ElSun8,AzMoon8,ElMoon8,AzMoonB8,ElMoonB8,AzAux8,ElAux8
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real*8 dbMoon8,RAMoon8,DecMoon8,HA8,Dgrd8,xnr8,dfdt,dfdt0
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real*8 sd8,poloffset8
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include 'gcom2.f90'
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data uth8z/0.d0/,imin0/-99/
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save
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auxra=0.
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i=index(cauxra,':')
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if(i.eq.0) then
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read(cauxra,*,err=1,end=1) auxra
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else
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read(cauxra(1:i-1),*,err=1,end=1) ih
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read(cauxra(i+1:i+2),*,err=1,end=1) im
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read(cauxra(i+4:i+5),*,err=1,end=1) is
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auxra=ih + im/60.0 + is/3600.0
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endif
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1 auxdec=0.
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i=index(cauxdec,':')
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if(i.eq.0) then
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read(cauxdec,*,err=2,end=2) auxdec
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else
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read(cauxdec(1:i-1),*,err=2,end=2) id
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read(cauxdec(i+1:i+2),*,err=2,end=2) im
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read(cauxdec(i+4:i+5),*,err=2,end=2) is
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auxdec=id + im/60.0 + is/3600.0
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endif
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2 nmode=1
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if(mode(1:4).eq.'JT65') then
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nmode=2
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if(mode(5:5).eq.'A') mode65=1
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if(mode(5:5).eq.'B') mode65=2
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if(mode(5:5).eq.'C') mode65=4
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endif
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if(mode.eq.'Echo') nmode=3
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if(mode.eq.'JT6M') nmode=4
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uth=uth8
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call astro(AppDir,nyear,month,nday,uth,nfreq,hisgrid,2,nmode,1, &
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AzSun,ElSun,AzMoon,ElMoon,ntsky,doppler00,doppler, &
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dbMoon,RAMoon,DecMoon,HA,Dgrd,sd,poloffset,xnr,auxra,auxdec, &
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AzAux,ElAux)
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AzMoonB8=AzMoon
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ElMoonB8=ElMoon
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call astro(AppDir,nyear,month,nday,uth,nfreq,grid,1,nmode,1, &
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AzSun,ElSun,AzMoon,ElMoon,ntsky,doppler00,doppler, &
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dbMoon,RAMoon,DecMoon,HA,Dgrd,sd,poloffset,xnr,auxra,auxdec, &
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AzAux,ElAux)
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RaAux8=auxra
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DecAux8=auxdec
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AzSun8=AzSun
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ElSun8=ElSun
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AzMoon8=AzMoon
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ElMoon8=ElMoon
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dbMoon8=dbMoon
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RAMoon8=RAMoon/15.0
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DecMoon8=DecMoon
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HA8=HA
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Dgrd8=Dgrd
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sd8=sd
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poloffset8=poloffset
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xnr8=xnr
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AzAux8=AzAux
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ElAux8=ElAux
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ndop=nint(doppler)
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ndop00=nint(doppler00)
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if(uth8z.eq.0.d0) then
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uth8z=uth8-1.d0/3600.d0
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dopplerz=doppler
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doppler00z=doppler00
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endif
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dt=60.0*(uth8-uth8z)
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if(dt.le.0) dt=1.d0/60.d0
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dfdt=(doppler-dopplerz)/dt
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dfdt0=(doppler00-doppler00z)/dt
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uth8z=uth8
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dopplerz=doppler
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doppler00z=doppler00
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imin=60*uth8
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isec=3600*uth8
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#ifdef Win32
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if(isec.ne.isec0) then
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ih=uth8
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im=mod(imin,60)
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is=mod(isec,60)
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rewind 14
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write(14,1010) ih,im,is,AzMoon,ElMoon, &
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ih,im,is,AzSun,ElSun, &
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ih,im,is,AzAux,ElAux, &
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nfreq,doppler,dfdt,doppler00,dfdt0
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1010 format(i2.2,':',i2.2,':',i2.2,',',f5.1,',',f5.1,',Moon'/ &
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i2.2,':',i2.2,':',i2.2,',',f5.1,',',f5.1,',Sun'/ &
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i2.2,':',i2.2,':',i2.2,',',f5.1,',',f5.1,',Source'/ &
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i4,',',f6.1,',',f6.2,',',f6.1,',',f6.2,',Doppler')
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rewind 14
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isec0=isec
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endif
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#endif
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return
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end subroutine astro0
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65
audio_init.f90
Normal file
65
audio_init.f90
Normal file
@ -0,0 +1,65 @@
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!------------------------------------------------ audio_init
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subroutine audio_init(ndin,ndout)
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#ifdef Win32
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use dfmt
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integer Thread1,Thread2
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external a2d,decode1
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#endif
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integer*2 a(225000) !Pixel values for 750 x 300 array
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integer brightness,contrast
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include 'gcom1.f90'
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ndevin=ndin
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ndevout=ndout
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TxOK=0
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Transmitting=0
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nfsample=11025
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nspb=1024
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nbufs=2048
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nmax=nbufs*nspb
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nwave=60*nfsample
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ngo=1
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brightness=0
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contrast=0
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nsec=1
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df=11025.0/4096
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f0=800.0
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do i=1,nwave
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iwave(i)=nint(32767.0*sin(6.283185307*i*f0/nfsample))
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enddo
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#ifdef Win32
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! Priority classes (for processes):
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! IDLE_PRIORITY_CLASS 64
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! NORMAL_PRIORITY_CLASS 32
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! HIGH_PRIORITY_CLASS 128
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! Priority definitions (for threads):
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! THREAD_PRIORITY_IDLE -15
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! THREAD_PRIORITY_LOWEST -2
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! THREAD_PRIORITY_BELOW_NORMAL -1
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! THREAD_PRIORITY_NORMAL 0
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! THREAD_PRIORITY_ABOVE_NORMAL 1
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! THREAD_PRIORITY_HIGHEST 2
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! THREAD_PRIORITY_TIME_CRITICAL 15
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m0=SetPriorityClass(GetCurrentProcess(),NORMAL_PRIORITY_CLASS)
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! Start a thread for doing A/D and D/A with sound card.
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Thread1=CreateThread(0,0,a2d,0,CREATE_SUSPENDED,id)
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m1=SetThreadPriority(Thread1,THREAD_PRIORITY_ABOVE_NORMAL)
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m2=ResumeThread(Thread1)
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! Start a thread for background decoding.
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Thread2=CreateThread(0,0,decode1,0,CREATE_SUSPENDED,id)
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m3=SetThreadPriority(Thread2,THREAD_PRIORITY_BELOW_NORMAL)
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m4=ResumeThread(Thread2)
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#else
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call start_threads
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#endif
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return
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end subroutine audio_init
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14
azdist0.f90
Normal file
14
azdist0.f90
Normal file
@ -0,0 +1,14 @@
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!---------------------------------------------------- azdist0
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subroutine azdist0(MyGrid,HisGrid,utch,nAz,nEl,nDmiles,nDkm,nHotAz,nHotABetter)
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character*6 MyGrid,HisGrid
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real*8 utch
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!f2py intent(in) MyGrid,HisGrid,utch
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!f2py intent(out) nAz,nEl,nDmiles,nDkm,nHotAz,nHotABetter
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if(hisgrid(5:5).eq.' ' .or. ichar(hisgrid(5:5)).eq.0) hisgrid(5:5)='m'
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if(hisgrid(6:6).eq.' ' .or. ichar(hisgrid(6:6)).eq.0) hisgrid(6:6)='m'
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call azdist(MyGrid,HisGrid,utch,nAz,nEl,nDmiles,nDkm,nHotAz,nHotABetter)
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return
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end subroutine azdist0
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82
decode1.f90
Normal file
82
decode1.f90
Normal file
@ -0,0 +1,82 @@
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!---------------------------------------------------- decode1
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subroutine decode1(iarg)
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! Get data and parameters from gcom, then call the decoders when needed.
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! This routine runs in a background thread and will never return.
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#ifdef Win32
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use dflib
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#endif
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character sending0*28,fcum*80,mode0*6,cshort*11
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integer sendingsh0
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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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data sending0/' '/
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save
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ntr0=ntr
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ns0=999999
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10 continue
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if(mode(1:4).eq.'JT65') then
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if(rxdone) then
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call savedata
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rxdone=.false.
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endif
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else
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if(ntr.ne.ntr0 .and. monitoring.gt.0) then
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if(ntr.ne.TxFirst .or. (lauto.eq.0)) call savedata
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ntr0=ntr
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endif
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endif
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if(ndecoding.gt.0) then
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ndecdone=0
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call decode2
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ndecdone=1
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if(mousebutton.eq.0) ndecoding0=ndecoding
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ndecoding=0
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endif
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if(ns0.lt.0) then
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rewind 21
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ns0=999999
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endif
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n=Tsec
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if(n.lt.ns0 .and. utcdate(1:1).eq.'2') then
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write(21,1001) utcdate(:11)
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1001 format(/'UTC Date: ',a11/'---------------------')
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ns0=n
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endif
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if(transmitting.eq.1 .and. (sending.ne.sending0 .or. &
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sendingsh.ne.sendingsh0 .or. mode.ne.mode0)) then
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ih=n/3600
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im=mod(n/60,60)
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is=mod(n,60)
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cshort=' '
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if(sendingsh.eq.1) cshort='(Shorthand)'
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write(21,1010) ih,im,is,mode,sending,cshort
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1010 format(3i2.2,' Transmitting: ',a6,2x,a28,2x,a11)
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sending0=sending
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sendingsh0=sendingsh
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mode0=mode
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endif
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20 continue
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#ifdef Win32
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call sleepqq(100)
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#else
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call usleep(100*1000)
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#endif
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go to 10
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end subroutine decode1
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97
decode2.f90
Normal file
97
decode2.f90
Normal file
@ -0,0 +1,97 @@
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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
|
||||
if(istart.lt.2) istart=2
|
||||
if(istart+jzz.gt.jzc) istart=jzc-jzz
|
||||
endif
|
||||
call decode3(d2c(istart),jzz,istart,filename)
|
||||
|
||||
else if(ndecoding.eq.5) then
|
||||
! Mouse pick, main window (but not from recorded file)
|
||||
istart=istart - 1512
|
||||
if(istart.lt.2) istart=2
|
||||
if(istart+lenpick.gt.jza) istart=jza-lenpick
|
||||
call decode3(d2a(istart),lenpick,istart,fnamea)
|
||||
endif
|
||||
|
||||
fnameb=fnamea
|
||||
|
||||
999 return
|
||||
|
||||
end subroutine decode2
|
||||
97
decode3.f90
Normal file
97
decode3.f90
Normal file
@ -0,0 +1,97 @@
|
||||
|
||||
!---------------------------------------------------- decode3
|
||||
subroutine decode3(d2,jz,istart,filename)
|
||||
|
||||
#ifdef Win32
|
||||
use dfport
|
||||
#endif
|
||||
|
||||
integer*2 d2(jz),d2d(60*11025)
|
||||
real*8 sq
|
||||
character*24 filename
|
||||
character FileID*40
|
||||
character mycall0*12,hiscall0*12,hisgrid0*6
|
||||
logical savefile
|
||||
include 'gcom1.f90'
|
||||
include 'gcom2.f90'
|
||||
|
||||
if(ichar(filename(1:1)).eq.0) go to 999
|
||||
|
||||
FileID=filename
|
||||
decodedfile=filename
|
||||
lumsg=11
|
||||
nqrn=nclip+5
|
||||
nmode=1
|
||||
if(mode(1:4).eq.'JT65') then
|
||||
nmode=2
|
||||
if(mode(5:5).eq.'A') mode65=1
|
||||
if(mode(5:5).eq.'B') mode65=2
|
||||
if(mode(5:5).eq.'C') mode65=4
|
||||
endif
|
||||
if(mode.eq.'Echo') nmode=3
|
||||
if(mode.eq.'JT6M') nmode=4
|
||||
mode441=1
|
||||
|
||||
sum=0.
|
||||
do i=1,jz
|
||||
sum=sum+d2(i)
|
||||
enddo
|
||||
nave=nint(sum/jz)
|
||||
! sq=0.d0
|
||||
! nsq=0
|
||||
do i=1,jz
|
||||
d2(i)=d2(i)-nave
|
||||
d2d(i)=d2(i)
|
||||
enddo
|
||||
|
||||
if(nblank.ne.0) call blanker(d2d,jz)
|
||||
|
||||
nseg=1
|
||||
if(mode(1:4).eq.'JT65') then
|
||||
i=index(FileID,'.')-3
|
||||
if(FileID(i:i).eq.'1'.or.FileID(i:i).eq.'3'.or.FileID(i:i).eq.'5' &
|
||||
.or.FileID(i:i).eq.'7'.or.FileID(i:i).eq.'9') nseg=2
|
||||
endif
|
||||
|
||||
open(23,file=appdir(:lenappdir)//'/CALL3.TXT',status='unknown')
|
||||
call wsjt1(d2d,jz,istart,samfacin,FileID,ndepth,MinSigdB, &
|
||||
NQRN,DFTolerance,NSaveCum,MouseButton,NClearAve, &
|
||||
nMode,NFreeze,NAFC,NZap,AppDir,utcdate,mode441,mode65, &
|
||||
MyCall,HisCall,HisGrid,neme,nsked,naggressive,ntx2,s2, &
|
||||
ps0,npkept,lumsg,basevb,rmspower,nslim2,psavg,ccf,Nseg, &
|
||||
MouseDF,NAgain,LDecoded,nspecial,ndf,ss1,ss2)
|
||||
close(23)
|
||||
|
||||
! See whether this file should be saved or erased from disk
|
||||
if(nsave.eq.1 .and. ldecoded) filetokilla=''
|
||||
if(nsave.eq.3 .or. (nsave.eq.2 .and. lauto.eq.1)) then
|
||||
filetokilla=''
|
||||
filetokillb=''
|
||||
endif
|
||||
if(mousebutton.ne.0) filetokilla=''
|
||||
if(nsavelast.eq.1) filetokillb=''
|
||||
nsavelast=0
|
||||
ierr=unlink(filetokillb)
|
||||
|
||||
nclearave=0
|
||||
nagain=0
|
||||
if(mode(1:4).eq.'JT65') then
|
||||
call pix2d65(d2d,jz)
|
||||
else if(mode.eq.'FSK441') then
|
||||
nz=s2(1,1)
|
||||
call pix2d(d2d,jz,mousebutton,s2,64,nz,b)
|
||||
else if(mode(1:4).eq.'JT6M' .and. mousebutton.eq.0) then
|
||||
nz=s2(1,1)
|
||||
call pix2d(d2d,jz,mousebutton,s2,64,nz,b)
|
||||
endif
|
||||
|
||||
! Compute red and magenta cutves for small plot area, FSK441/JT6M only
|
||||
if(mode.eq.'FSK441' .or. mode.eq.'JT6M') then
|
||||
do i=1,128
|
||||
if(mode.eq.'FSK441' .and. ps0(i).gt.0.0) ps0(i)=10.0*log10(ps0(i))
|
||||
if(psavg(i).gt.0.0) psavg(i)=10.0*log10(psavg(i))
|
||||
enddo
|
||||
endif
|
||||
|
||||
999 return
|
||||
end subroutine decode3
|
||||
85
ftn_init.f90
Normal file
85
ftn_init.f90
Normal file
@ -0,0 +1,85 @@
|
||||
|
||||
!------------------------------------------------ ftn_init
|
||||
subroutine ftn_init
|
||||
|
||||
character*1 cjunk
|
||||
include 'gcom1.f90'
|
||||
include 'gcom2.f90'
|
||||
include 'gcom3.f90'
|
||||
include 'gcom4.f90'
|
||||
|
||||
addpfx=' '
|
||||
|
||||
do i=80,1,-1
|
||||
if(AppDir(i:i).ne.' ') goto 1
|
||||
enddo
|
||||
1 iz=i
|
||||
lenappdir=iz
|
||||
|
||||
#ifdef Win32
|
||||
open(11,file=appdir(:iz)//'/decoded.txt',status='unknown', &
|
||||
share='denynone',err=910)
|
||||
#else
|
||||
open(11,file=appdir(:iz)//'/decoded.txt',status='unknown', &
|
||||
err=910)
|
||||
#endif
|
||||
endfile 11
|
||||
|
||||
#ifdef Win32
|
||||
open(12,file=appdir(:iz)//'/decoded.ave',status='unknown', &
|
||||
share='denynone',err=920)
|
||||
#else
|
||||
open(12,file=appdir(:iz)//'/decoded.ave',status='unknown', &
|
||||
err=920)
|
||||
#endif
|
||||
endfile 12
|
||||
|
||||
#ifdef Win32
|
||||
open(14,file=appdir(:iz)//'/azel.dat',status='unknown', &
|
||||
share='denynone',err=930)
|
||||
#else
|
||||
open(14,file=appdir(:iz)//'/azel.dat',status='unknown', &
|
||||
err=930)
|
||||
#endif
|
||||
|
||||
#ifdef Win32
|
||||
open(15,file=appdir(:iz)//'/debug.txt',status='unknown', &
|
||||
share='denynone',err=940)
|
||||
#else
|
||||
open(15,file=appdir(:iz)//'/debug.txt',status='unknown', &
|
||||
err=940)
|
||||
#endif
|
||||
|
||||
#ifdef Win32
|
||||
open(21,file=appdir(:iz)//'/ALL.TXT',status='unknown', &
|
||||
access='append',share='denynone',err=950)
|
||||
#else
|
||||
open(21,file=appdir(:iz)//'/ALL.TXT',status='unknown',err=950)
|
||||
do i=1,9999999
|
||||
read(21,*,end=10) cjunk
|
||||
enddo
|
||||
10 continue
|
||||
#endif
|
||||
|
||||
#ifdef Win32
|
||||
open(22,file=appdir(:iz)//'/kvasd.dat',access='direct',recl=1024, &
|
||||
status='unknown',share='denynone')
|
||||
#else
|
||||
open(22,file=appdir(:iz)//'/kvasd.dat',access='direct',recl=1024, &
|
||||
status='unknown')
|
||||
#endif
|
||||
|
||||
return
|
||||
|
||||
910 print*,'Error opening DECODED.TXT'
|
||||
stop
|
||||
920 print*,'Error opening DECODED.AVE'
|
||||
stop
|
||||
930 print*,'Error opening AZEL.DAT'
|
||||
stop
|
||||
940 print*,'Error opening DEBUG.TXT'
|
||||
stop
|
||||
950 print*,'Error opening ALL.TXT'
|
||||
stop
|
||||
|
||||
end subroutine ftn_init
|
||||
6
ftn_quit.f90
Normal file
6
ftn_quit.f90
Normal file
@ -0,0 +1,6 @@
|
||||
|
||||
!------------------------------------------------ ftn_quit
|
||||
subroutine ftn_quit
|
||||
call four2a(a,-1,1,1,1)
|
||||
return
|
||||
end subroutine ftn_quit
|
||||
2
g1.bat
2
g1.bat
@ -1,4 +1,4 @@
|
||||
df /fpp /define:Win32 makedate.f90
|
||||
makedate
|
||||
cl /c /DWin32 /Fojtaudio.o jtaudio.c
|
||||
f2py.py -c --quiet --opt="/traceback /fast /fpp /define:Win32" init_rs.o encode_rs.o decode_rs.o jtaudio.o -lwinmm -lpa -lfftw3single -llibsamplerate -m Audio --"fcompiler=compaqv" only: ftn_init ftn_quit audio_init spec getfile azdist0 astro0 makedate_sub : Audio.f90 wsjtgen.f90 runqqq.f90 wsjt1.f fsubs1.f fsubs.f astro.f astropak.f resample.c ptt.c wrapkarn.c fivehz.f90
|
||||
f2py.py -c --quiet --opt="/traceback /fast /fpp /define:Win32" init_rs.o encode_rs.o decode_rs.o jtaudio.o -lwinmm -lpa -lfftw3single -llibsamplerate -m Audio --"fcompiler=compaqv" only: ftn_init ftn_quit audio_init spec getfile azdist0 astro0 makedate_sub : a2d.f90 abc441.f90 astro0.f90 audio_init.f90 azdist0.f90 decode1.f90 decode2.f90 decode3.f90 ftn_init.f90 ftn_quit.f90 get_fname.f90 getfile.f90 horizspec.f90 hscroll.f90 i1tor4.f90 makedate_sub.f90 rfile.f90 savedata.f90 spec.f90 wsjtgen.f90 runqqq.f90 wsjt1.f fsubs1.f fsubs.f astro.f astropak.f resample.c ptt.c wrapkarn.c fivehz.f90
|
||||
|
||||
30
get_fname.f90
Normal file
30
get_fname.f90
Normal file
@ -0,0 +1,30 @@
|
||||
|
||||
subroutine get_fname(hiscall,ntime,trperiod,lauto,fname)
|
||||
|
||||
#ifdef Win32
|
||||
use dfport
|
||||
#endif
|
||||
|
||||
character hiscall*12,fname*24,tag*7
|
||||
integer ntime
|
||||
integer trperiod
|
||||
integer it(9)
|
||||
|
||||
n1=ntime
|
||||
n2=(n1+2)/trperiod
|
||||
n3=n2*trperiod
|
||||
call gmtime(n3,it)
|
||||
it(5)=it(5)+1
|
||||
it(6)=mod(it(6),100)
|
||||
write(fname,1000) (it(j),j=6,1,-1)
|
||||
1000 format('_',3i2.2,'_',3i2.2,'.WAV')
|
||||
tag=hiscall
|
||||
i=index(hiscall,'/')
|
||||
if(i.ge.5) tag=hiscall(1:i-1)
|
||||
if(i.ge.2.and.i.le.4) tag=hiscall(i+1:)
|
||||
if(lauto.eq.0) tag='Mon'
|
||||
i=index(tag,' ')
|
||||
fname=tag(1:i-1)//fname
|
||||
|
||||
return
|
||||
end subroutine get_fname
|
||||
91
getfile.f90
Normal file
91
getfile.f90
Normal file
@ -0,0 +1,91 @@
|
||||
|
||||
!----------------------------------------------------- getfile
|
||||
subroutine getfile(fname,len)
|
||||
|
||||
#ifdef Win32
|
||||
use dflib
|
||||
#endif
|
||||
|
||||
parameter (NDMAX=60*11025)
|
||||
character*(*) fname
|
||||
include 'gcom1.f90'
|
||||
include 'gcom2.f90'
|
||||
include 'gcom4.f90'
|
||||
|
||||
|
||||
integer*1 d1(NDMAX)
|
||||
integer*1 hdr(44),n1
|
||||
integer*2 d2(NDMAX)
|
||||
integer*2 nfmt2,nchan2,nbitsam2,nbytesam2
|
||||
character*4 ariff,awave,afmt,adata
|
||||
common/hdr/ariff,lenfile,awave,afmt,lenfmt,nfmt2,nchan2, &
|
||||
nsamrate,nbytesec,nbytesam2,nbitsam2,adata,ndata,d2
|
||||
equivalence (ariff,hdr),(n1,n4),(d1,d2)
|
||||
|
||||
1 if(ndecoding.eq.0) go to 2
|
||||
#ifdef Win32
|
||||
call sleepqq(100)
|
||||
#else
|
||||
call usleep(100*1000)
|
||||
#endif
|
||||
|
||||
go to 1
|
||||
|
||||
2 do i=len,1,-1
|
||||
if(fname(i:i).eq.'/' .or. fname(i:i).eq.'\\') go to 10
|
||||
enddo
|
||||
i=0
|
||||
10 filename=fname(i+1:)
|
||||
ierr=0
|
||||
|
||||
#ifdef Win32
|
||||
open(10,file=fname,form='binary',status='old',err=998)
|
||||
read(10,end=998) hdr
|
||||
#else
|
||||
call rfile2(fname,hdr,44+2*NDMAX,nr)
|
||||
#endif
|
||||
|
||||
if(nbitsam2.eq.8) then
|
||||
if(ndata.gt.NDMAX) ndata=NDMAX
|
||||
|
||||
#ifdef Win32
|
||||
call rfile(10,d1,ndata,ierr)
|
||||
if(ierr.ne.0) go to 999
|
||||
#endif
|
||||
|
||||
do i=1,ndata
|
||||
n1=d1(i)
|
||||
n4=n4+128
|
||||
d2c(i)=250*n1
|
||||
enddo
|
||||
jzc=ndata
|
||||
|
||||
else if(nbitsam2.eq.16) then
|
||||
if(ndata.gt.2*NDMAX) ndata=2*NDMAX
|
||||
#ifdef Win32
|
||||
call rfile(10,d2c,ndata,ierr)
|
||||
if(ierr.ne.0) go to 999
|
||||
#else
|
||||
jzc=ndata/2
|
||||
do i=1,jzc
|
||||
d2c(i)=d2(i)
|
||||
enddo
|
||||
#endif
|
||||
endif
|
||||
|
||||
if(monitoring.eq.0) then
|
||||
! In this case, spec should read data from d2c
|
||||
! jzc=jzc/2048
|
||||
! jzc=jzc*2048
|
||||
ndiskdat=1
|
||||
endif
|
||||
|
||||
mousebutton=0
|
||||
ndecoding=4
|
||||
|
||||
go to 999
|
||||
|
||||
998 ierr=1001
|
||||
999 close(10)
|
||||
return
|
||||
end subroutine getfile
|
||||
95
horizspec.f90
Normal file
95
horizspec.f90
Normal file
@ -0,0 +1,95 @@
|
||||
|
||||
!------------------------------------------------------ horizspec
|
||||
subroutine horizspec(x,brightness,contrast,a)
|
||||
|
||||
real x(4096)
|
||||
integer brightness,contrast
|
||||
integer*2 a(750,300)
|
||||
real y(512),ss(128)
|
||||
complex c(0:256)
|
||||
equivalence (y,c)
|
||||
include 'gcom1.f90'
|
||||
include 'gcom2.f90'
|
||||
save
|
||||
|
||||
nfft=512
|
||||
nq=nfft/4
|
||||
gain=50.0 * 3.0**(0.36+0.01*contrast)
|
||||
gamma=1.3 + 0.01*contrast
|
||||
offset=0.5*(brightness+30.0)
|
||||
! offset=0.5*(brightness+60.0)
|
||||
df=11025.0/512.0
|
||||
if(ntr.ne.ntr0) then
|
||||
if(lauto.eq.0 .or. ntr.eq.TxFirst) then
|
||||
call hscroll(a,nx)
|
||||
nx=0
|
||||
endif
|
||||
ntr0=ntr
|
||||
endif
|
||||
|
||||
i0=0
|
||||
do iter=1,5
|
||||
if(nx.lt.750) nx=nx+1
|
||||
if(nx.eq.1) then
|
||||
t0curr=Tsec
|
||||
endif
|
||||
do i=1,nfft
|
||||
y(i)=1.4*x(i+i0)
|
||||
enddo
|
||||
call xfft(y,nfft)
|
||||
nq=nfft/4
|
||||
do i=1,nq
|
||||
ss(i)=real(c(i))**2 + imag(c(i))**2
|
||||
enddo
|
||||
|
||||
p=0.
|
||||
do i=21,120
|
||||
p=p+ss(i)
|
||||
n=0
|
||||
! Use the gamma formula here!
|
||||
if(ss(i).gt.0.) n=gain*log10(0.05*ss(i)) + offset
|
||||
! if(ss(i).gt.0.) n=(0.2*ss(i))**gamma + offset
|
||||
n=min(252,max(0,n))
|
||||
j=121-i
|
||||
a(nx,j)=n
|
||||
enddo
|
||||
if(nx.eq.7 .or. nx.eq.378 .or. nx.eq.750) then
|
||||
! Put in yellow ticks at the standard tone frequencies for FSK441, or
|
||||
! at the sync-tone frequency for JT65, JT6M.
|
||||
do i=nx-4,nx
|
||||
if(mode.eq.'FSK441') then
|
||||
do n=2,5
|
||||
j=121-nint(n*441/df)
|
||||
a(i,j)=254
|
||||
enddo
|
||||
else if(mode(1:4).eq.'JT65') then
|
||||
j=121-nint(1270.46/df)
|
||||
a(i,j)=254
|
||||
else if(mode.eq.'JT6M') then
|
||||
j=121-nint(1076.66/df)
|
||||
a(i,j)=254
|
||||
endif
|
||||
enddo
|
||||
endif
|
||||
|
||||
ng=140 - 30*log10(0.00033*p+0.001)
|
||||
ng=min(ng,150)
|
||||
if(nx.eq.1) ng0=ng
|
||||
if(abs(ng-ng0).le.1) then
|
||||
a(nx,ng)=255
|
||||
else
|
||||
ist=1
|
||||
if(ng.lt.ng0) ist=-1
|
||||
jmid=(ng+ng0)/2
|
||||
i=max(1,nx-1)
|
||||
do j=ng0+ist,ng,ist
|
||||
a(i,j)=255
|
||||
if(j.eq.jmid) i=i+1
|
||||
enddo
|
||||
ng0=ng
|
||||
endif
|
||||
i0=i0+441
|
||||
enddo
|
||||
|
||||
return
|
||||
end subroutine horizspec
|
||||
14
hscroll.f90
Normal file
14
hscroll.f90
Normal file
@ -0,0 +1,14 @@
|
||||
|
||||
!------------------------------------------------- hscroll
|
||||
subroutine hscroll(a,nx)
|
||||
integer*2 a(750,300)
|
||||
|
||||
do j=1,150
|
||||
do i=1,750
|
||||
if(nx.gt.50) a(i,150+j)=a(i,j)
|
||||
a(i,j)=0
|
||||
enddo
|
||||
enddo
|
||||
return
|
||||
|
||||
end subroutine hscroll
|
||||
19
i1tor4.f90
Normal file
19
i1tor4.f90
Normal file
@ -0,0 +1,19 @@
|
||||
|
||||
!--------------------------------------------------- i1tor4
|
||||
subroutine i1tor4(d,jz,data)
|
||||
|
||||
! Convert wavefile byte data from to real*4.
|
||||
|
||||
integer*1 d(jz)
|
||||
real data(jz)
|
||||
integer*1 i1
|
||||
equivalence(i1,i4)
|
||||
|
||||
do i=1,jz
|
||||
n=d(i)
|
||||
i4=n-128
|
||||
data(i)=i1
|
||||
enddo
|
||||
|
||||
return
|
||||
end subroutine i1tor4
|
||||
12
rfile.f90
Normal file
12
rfile.f90
Normal file
@ -0,0 +1,12 @@
|
||||
|
||||
!----------------------------------------------------- rfile
|
||||
subroutine rfile(lu,ibuf,n,ierr)
|
||||
|
||||
integer*1 ibuf(n)
|
||||
|
||||
read(lu,end=998) ibuf
|
||||
ierr=0
|
||||
go to 999
|
||||
998 ierr=1002
|
||||
999 return
|
||||
end subroutine rfile
|
||||
136
savedata.f90
Normal file
136
savedata.f90
Normal file
@ -0,0 +1,136 @@
|
||||
|
||||
include 'pix2d.f90'
|
||||
include 'pix2d65.f90'
|
||||
include 'blanker.f90'
|
||||
|
||||
!----------------------------------------------------------- savedata
|
||||
subroutine savedata
|
||||
|
||||
#ifdef Win32
|
||||
use dfport
|
||||
#endif
|
||||
|
||||
character fname*24,longname*80
|
||||
data ibuf0z/1/
|
||||
include 'gcom1.f90'
|
||||
include 'gcom2.f90'
|
||||
include 'gcom3.f90'
|
||||
save
|
||||
|
||||
if(mode(1:4).eq.'JT65') then
|
||||
call get_fname(hiscall,ntime,trperiod,lauto,fname0)
|
||||
ibuf1=ibuf0
|
||||
ibuf2=ibuf
|
||||
go to 1
|
||||
else
|
||||
call get_fname(hiscall,ntime-trperiod,trperiod,lauto,fname0)
|
||||
endif
|
||||
|
||||
if(ibuf0.eq.ibuf0z) go to 999 !Startup condition, do not save
|
||||
if(ntrbuf(ibuf0z).eq.1) go to 999 !We were transmitting, do not save
|
||||
|
||||
! Get buffer pointers, then copy completed Rx sequence from y1 to d2a:
|
||||
ibuf1=ibuf0z
|
||||
ibuf2=ibuf0-1
|
||||
1 jza=2048*(ibuf2-ibuf1)
|
||||
if(jza.lt.0) jza=jza+NRxMax
|
||||
lenok=1
|
||||
if(jza.lt.110250) go to 999 !Don't save files less than 10 s
|
||||
if(jza.gt.60*11025) go to 999 !Don't save if something's fishy
|
||||
k=2048*(ibuf1-1)
|
||||
if(mode(1:4).ne.'JT65') k=k+3*2048
|
||||
if(mode(1:4).ne.'JT65' .and. jza.gt.30*11025) then
|
||||
k=k + (jza-30*11025)
|
||||
if(k.gt.NRxMax) k=k-NRxMax
|
||||
jza=30*11025
|
||||
endif
|
||||
|
||||
! Check timestamps of buffers used for this data
|
||||
msbig=0
|
||||
i=k/2048
|
||||
if(msmax.eq.0) i=i+1
|
||||
nz=jza/2048
|
||||
if(msmax.eq.0) then
|
||||
i=i+1
|
||||
nz=nz-1
|
||||
endif
|
||||
do n=1,nz
|
||||
i=i+1
|
||||
if(i.gt.1024) i=i-1024
|
||||
i0=i-1
|
||||
if(i0.lt.1) i0=i0+1024
|
||||
dtt=tbuf(i)-tbuf(i0)
|
||||
ms=0
|
||||
if(dtt.gt.0.d0 .and. dtt.lt.80000.0) ms=1000.d0*dtt
|
||||
msbig=max(ms,msbig)
|
||||
enddo
|
||||
|
||||
if(ndebug.gt.0 .and. msbig.gt.msmax .and. msbig.gt.330) then
|
||||
write(*,1020) msbig
|
||||
1020 format('Warning: interrupt service interval',i11,' ms.')
|
||||
endif
|
||||
msmax=max(msbig,msmax)
|
||||
|
||||
do i=1,jza
|
||||
k=k+1
|
||||
if(k.gt.NRxMax) k=k-NRxMax
|
||||
xx=dgain*y1(k)
|
||||
xx=min(32767.0,max(-32767.0,xx))
|
||||
d2a(i)=nint(xx)
|
||||
enddo
|
||||
fnamea=fname0
|
||||
|
||||
npingtime=0
|
||||
fname=fnamea !Save filename for output to disk
|
||||
nagain=0
|
||||
ndecoding=1 !Request decoding
|
||||
|
||||
! Generate file name and write data to file
|
||||
! if(nsave.ge.2 .and. ichar(fname(1:1)).ne.0) then
|
||||
if(ichar(fname(1:1)).ne.0) then
|
||||
|
||||
! Generate header for wavefile:
|
||||
ariff='RIFF'
|
||||
awave='WAVE'
|
||||
afmt='fmt '
|
||||
adata='data'
|
||||
lenfmt=16
|
||||
nfmt2=1
|
||||
nchan2=1
|
||||
nsamrate=11025
|
||||
nbytesam2=2
|
||||
nbytesec=nchan2*nsamrate*nbytesam2
|
||||
nbitsam2=16
|
||||
ndata=2*jza
|
||||
nbytes=ndata+44
|
||||
nchunk=nbytes-8
|
||||
|
||||
do i=80,1,-1
|
||||
if(appdir(i:i).ne.' ') go to 10
|
||||
enddo
|
||||
10 longname=AppDir(1:i)//'/RxWav/'//fname
|
||||
|
||||
#ifdef Win32
|
||||
open(17,file=longname,status='unknown',form='binary',err=20)
|
||||
#else
|
||||
open(17,file=longname,status='unknown',form='unformatted',err=20)
|
||||
#endif
|
||||
write(17) ariff,nchunk,awave,afmt,lenfmt,nfmt2,nchan2,nsamrate, &
|
||||
nbytesec,nbytesam2,nbitsam2,adata,ndata,(d2a(j),j=1,jza)
|
||||
close(17)
|
||||
filetokillb=filetokilla
|
||||
filetokilla=longname
|
||||
go to 30
|
||||
20 print*,'Error opening Fortran unit 17.'
|
||||
print*,longname
|
||||
30 continue
|
||||
endif
|
||||
|
||||
999 if(mode(1:4).ne.'JT65') then
|
||||
ibuf0z=ibuf0
|
||||
ntime0=ntime
|
||||
call get_fname(hiscall,ntime,trperiod,lauto,fname0)
|
||||
endif
|
||||
|
||||
return
|
||||
end subroutine savedata
|
||||
213
spec.f90
Normal file
213
spec.f90
Normal file
@ -0,0 +1,213 @@
|
||||
|
||||
!---------------------------------------------------- End Module Audio1
|
||||
|
||||
!---------------------------------------------------- spec
|
||||
subroutine spec(brightness,contrast,logmap,ngain,nspeed,a)
|
||||
|
||||
! Called by SpecJT in its TopLevel Python code.
|
||||
! Probably should use the "!f2py intent(...)" structure here.
|
||||
|
||||
! Input:
|
||||
integer brightness,contrast !Display parameters
|
||||
integer ngain !Digital gain for input audio
|
||||
integer nspeed !Scrolling speed index
|
||||
! Output:
|
||||
integer*2 a(225000) !Pixel values for 750 x 300 array
|
||||
|
||||
real psa(750) !Grand average spectrum
|
||||
real ref(750) !Ref spect: smoothed ave of lower half
|
||||
real birdie(750) !Spec (with birdies) for plot, in dB
|
||||
real variance(750) !Variance in each spectral channel
|
||||
|
||||
real a0(225000) !Save the last 300 spectra
|
||||
integer*2 idat(11025) !Sound data, read from file
|
||||
integer nstep(5)
|
||||
integer b0,c0
|
||||
real x(4096) !Data for FFT
|
||||
complex c(0:2048) !Complex spectrum
|
||||
real ss(1024) !Bottom half of power spectrum
|
||||
logical first
|
||||
include 'gcom1.f90'
|
||||
include 'gcom2.f90'
|
||||
include 'gcom3.f90'
|
||||
include 'gcom4.f90'
|
||||
data jz/0/ !Number of spectral lines available
|
||||
data nstep/15,10,5,2,1/ !Integration limits
|
||||
data first/.true./
|
||||
|
||||
equivalence (x,c)
|
||||
save
|
||||
|
||||
if(first) then
|
||||
call zero(ss,nq)
|
||||
istep=2205
|
||||
nfft=4096
|
||||
nq=nfft/4
|
||||
df=11025.0/nfft
|
||||
fac=2.0/10000.
|
||||
nsum=0
|
||||
iread=0
|
||||
cversion='5.5.0 '
|
||||
first=.false.
|
||||
b0=-999
|
||||
c0=-999
|
||||
logmap0=-999
|
||||
nspeed0=-999
|
||||
nx=0
|
||||
ncall=0
|
||||
jza=0
|
||||
rms=0.
|
||||
endif
|
||||
|
||||
nmode=1
|
||||
if(mode(1:4).eq.'JT65') nmode=2
|
||||
if(mode.eq.'Echo') nmode=3
|
||||
if(mode.eq.'JT6M') nmode=4
|
||||
|
||||
nlines=0
|
||||
newdat=0
|
||||
npts=iwrite-iread
|
||||
if(ndiskdat.eq.1) then
|
||||
npts=jzc/2048
|
||||
npts=2048*npts
|
||||
kread=0
|
||||
if(nspeed.ge.6) then
|
||||
call hscroll(a,nx)
|
||||
nx=0
|
||||
endif
|
||||
endif
|
||||
if(npts.lt.0) npts=npts+nmax
|
||||
if(npts.lt.nfft) go to 900 !Not enough data available
|
||||
|
||||
10 continue
|
||||
if(ndiskdat.eq.1) then
|
||||
! Data read from disk
|
||||
k=kread
|
||||
do i=1,nfft
|
||||
k=k+1
|
||||
x(i)=0.4*d2c(k)
|
||||
enddo
|
||||
kread=kread+istep !Update pointer
|
||||
else
|
||||
! Real-time data
|
||||
dgain=2.0*10.0**(0.005*ngain)
|
||||
k=iread
|
||||
do i=1,nfft
|
||||
k=k+1
|
||||
if(k.gt.nmax) k=k-nmax
|
||||
x(i)=0.5*dgain*y1(k)
|
||||
enddo
|
||||
iread=iread+istep !Update pointer
|
||||
if(iread.gt.nmax) iread=iread-nmax
|
||||
endif
|
||||
|
||||
sum=0. !Get ave, rms of data
|
||||
do i=1,nfft
|
||||
sum=sum+x(i)
|
||||
enddo
|
||||
ave=sum/nfft
|
||||
sq=0.
|
||||
do i=1,nfft
|
||||
d=x(i)-ave
|
||||
sq=sq+d*d
|
||||
x(i)=fac*d
|
||||
enddo
|
||||
rms1=sqrt(sq/nfft)
|
||||
if(rms.eq.0) rms=rms1
|
||||
rms=0.25*rms1 + 0.75*rms
|
||||
|
||||
if(ndiskdat.eq.0) then
|
||||
level=0 !Compute S-meter level
|
||||
if(rms.gt.0.0) then !Scale 0-100, steps = 0.4 dB
|
||||
dB=20.0*log10(rms/800.0)
|
||||
level=50 + 2.5*dB
|
||||
if(level.lt.0) level=0
|
||||
if(level.gt.100) level=100
|
||||
endif
|
||||
endif
|
||||
|
||||
if(nspeed.ge.6) then
|
||||
call horizspec(x,brightness,contrast,a)
|
||||
ncall=Mod(ncall+1,5)
|
||||
if(ncall.eq.1 .or. nspeed.eq.7) newdat=1
|
||||
if(ndiskdat.eq.1) then
|
||||
npts=jzc-kread
|
||||
else
|
||||
npts=iwrite-iread
|
||||
if(npts.lt.0) npts=npts+nmax
|
||||
endif
|
||||
if(npts.ge.4096) go to 10
|
||||
go to 900
|
||||
endif
|
||||
|
||||
call xfft(x,nfft)
|
||||
|
||||
do i=1,nq !Accumulate power spectrum
|
||||
ss(i)=ss(i) + real(c(i))**2 + imag(c(i))**2
|
||||
enddo
|
||||
nsum=nsum+1
|
||||
|
||||
if(nsum.ge.nstep(nspeed)) then !Integrate for specified time
|
||||
nlines=nlines+1
|
||||
do i=225000,751,-1 !Move spectra up one row
|
||||
a0(i)=a0(i-750) ! (will be "down" on display)
|
||||
enddo
|
||||
if(ndiskdat.eq.1 .and. nlines.eq.1) then
|
||||
do i=1,750
|
||||
a0(i)=255
|
||||
enddo
|
||||
do i=225000,751,-1
|
||||
a0(i)=a0(i-750)
|
||||
enddo
|
||||
endif
|
||||
|
||||
if(nflat.gt.0) call flat2(ss,1024,nsum)
|
||||
|
||||
do i=1,750 !Insert new data in top row
|
||||
j=i+182 ! ?? was 186 ??
|
||||
a0(i)=5*ss(j)/nsum
|
||||
xdb=-40.
|
||||
if(a0(i).gt.0.) xdb=10*log10(a0(i))
|
||||
enddo
|
||||
nsum=0
|
||||
newdat=1 !Flag for new spectrum available
|
||||
call zero(ss,nq) !Zero the accumulating array
|
||||
if(jz.lt.300) jz=jz+1
|
||||
endif
|
||||
|
||||
if(ndiskdat.eq.1) then
|
||||
npts=jzc-kread
|
||||
else
|
||||
npts=iwrite-iread
|
||||
if(npts.lt.0) npts=npts+nmax
|
||||
endif
|
||||
|
||||
if(npts.ge.4096) go to 10
|
||||
|
||||
! Compute pixel values
|
||||
iz=750
|
||||
logmap=0
|
||||
if(brightness.ne.b0 .or. contrast.ne.c0 .or. logmap.ne.logmap0 .or. &
|
||||
nspeed.ne.nspeed0 .or. nlines.gt.1) then
|
||||
iz=225000
|
||||
gain=40*sqrt(nstep(nspeed)/5.0) * 5.0**(0.01*contrast)
|
||||
gamma=1.3 + 0.01*contrast
|
||||
offset=(brightness+64.0)/2
|
||||
b0=brightness
|
||||
c0=contrast
|
||||
logmap0=logmap
|
||||
nspeed0=nspeed
|
||||
endif
|
||||
|
||||
! print*,brightness,contrast,logmap,gain,gamma,offset
|
||||
do i=1,iz
|
||||
n=0
|
||||
if(a0(i).gt.0.0 .and. logmap.eq.1) n=gain*log10(0.001*a0(i)) + offset + 20
|
||||
if(a0(i).gt.0.0 .and. logmap.eq.0) n=(0.01*a0(i))**gamma + offset
|
||||
n=min(252,max(0,n))
|
||||
a(i)=n
|
||||
enddo
|
||||
|
||||
900 continue
|
||||
return
|
||||
end subroutine spec
|
||||
Loading…
Reference in New Issue
Block a user