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https://github.com/saitohirga/WSJT-X.git
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624bcc3cbd
2. Tweaked code that measures sampling rates (in fivehz and fivehztx) so that it works well with both PortAudio and bare ALSA. 3. Added a "Using PortAudio" message to a2d.f90. git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@84 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
72 lines
1.9 KiB
Fortran
72 lines
1.9 KiB
Fortran
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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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#endif
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#ifdef USE_PORTAUDIO
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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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! print*,'Audio INIT called.'
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ierr=start_threads(ndevin,ndevout,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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#endif
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return
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end subroutine audio_init
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