WSJT-X/audio_init.F90

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!------------------------------------------------ audio_init
subroutine audio_init(ndin,ndout)
#ifdef CVF
use dfmt
integer Thread1,Thread2,Thread3
external a2d,decode1,recvpkt
#endif
include 'gcom1.f90'
include 'gcom2.f90'
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
ndevout=ndout
TxOK=0
Transmitting=0
nfsample=11025
nspb=1024
nbufs=2048
nmax=nbufs*nspb
nwave=60*nfsample
ngo=1
f0=800.0
do i=1,nwave
iwave(i)=nint(32767.0*sin(6.283185307*i*f0/nfsample))
enddo
#ifdef CVF
! Priority classes (for processes):
! IDLE_PRIORITY_CLASS 64
! NORMAL_PRIORITY_CLASS 32
! HIGH_PRIORITY_CLASS 128
! Priority definitions (for threads):
! THREAD_PRIORITY_IDLE -15
! THREAD_PRIORITY_LOWEST -2
! THREAD_PRIORITY_BELOW_NORMAL -1
! THREAD_PRIORITY_NORMAL 0
! THREAD_PRIORITY_ABOVE_NORMAL 1
! THREAD_PRIORITY_HIGHEST 2
! THREAD_PRIORITY_TIME_CRITICAL 15
m0=SetPriorityClass(GetCurrentProcess(),NORMAL_PRIORITY_CLASS)
! m0=SetPriorityClass(GetCurrentProcess(),HIGH_PRIORITY_CLASS)
! Start a thread for doing A/D and D/A with sound card.
! (actually, only D/A is used in MAP65)
Thread1=CreateThread(0,0,a2d,0,CREATE_SUSPENDED,id1)
m1=SetThreadPriority(Thread1,THREAD_PRIORITY_ABOVE_NORMAL)
m2=ResumeThread(Thread1)
! Start a thread for background decoding.
Thread2=CreateThread(0,0,decode1,0,CREATE_SUSPENDED,id2)
m3=SetThreadPriority(Thread2,THREAD_PRIORITY_BELOW_NORMAL)
m4=ResumeThread(Thread2)
! Start a thread to receive packets from Linrad
Thread3=CreateThread(0,0,recvpkt,0,CREATE_SUSPENDED,id3)
m5=SetThreadPriority(Thread3,THREAD_PRIORITY_ABOVE_NORMAL)
m6=ResumeThread(Thread3)
#else
! print*,'Audio INIT called.'
ierr=start_threads(ndevin,ndevout,y1,y2,nmax,iwrite,iwave,nwave, &
11025,NSPB,TRPeriod,TxOK,ndebug,Transmitting, &
Tsec,ngo,nmode,tbuf,ibuf,ndsec,PttPort,devin_name,devout_name)
#endif
return
end subroutine audio_init