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1. Turned off debugging messages in start_threads.c, audio_init.f90.

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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
This commit is contained in:
Joe Taylor 2006-01-11 17:06:25 +00:00
parent afeb1cf2cf
commit 624bcc3cbd
5 changed files with 19 additions and 16 deletions
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2
a2d.f90
View File

@ -11,6 +11,8 @@ subroutine a2d(iarg)
! This call does not normally return, as the background portion of
! JTaudio goes into a test-and-sleep loop.
write(*,1000)
1000 format('Using PortAudio.')
idevin=ndevin
idevout=ndevout
call padevsub(numdevs,ndefin,ndefout,nchin,nchout)

2
audio_init.f90
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@ -60,7 +60,7 @@ subroutine audio_init(ndin,ndout)
m3=SetThreadPriority(Thread2,THREAD_PRIORITY_BELOW_NORMAL)
m4=ResumeThread(Thread2)
#else
print*,'Audio INIT called.'
! 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)

17
fivehz.f90
View File

@ -40,7 +40,7 @@ subroutine fivehz
ibuf00=-99
ncall=-1
tt0=tt
u=0.05d0
u=0.1d0
fsample=11025.d0
maxms=0
mfsample=110250
@ -51,8 +51,9 @@ subroutine fivehz
! Measure average sampling frequency over a recent interval
ncall=ncall+1
if(ncall.gt.0) then
fs=ncall*2048.d0/(tt-tt0)
if(ncall.eq.9) tt0=tt
if(ncall.ge.10 .and. mod(ncall,2).eq.1) then
fs=(ncall-9)*2048.d0/(tt-tt0)
fsample=u*fs + (1.d0-u)*fsample
mfsample=nint(10.d0*fsample)
endif
@ -192,17 +193,17 @@ subroutine fivehztx
ncall=-1
fsample=11025.d0
nsec0=-999
u=0.05d0
u=0.1d0
mfsample2=110250
tt0=tt
endif
ncall=ncall+1
if(ncall.eq.8) tt0=tt
if(ncall.gt.8) then
fs=(ncall-8)*2048.d0/(tt-tt0)
if(ncall.eq.9) tt0=tt
if(ncall.ge.10 .and. mod(ncall,2).eq.1) then
fs=(ncall-9)*2048.d0/(tt-tt0)
fsample=u*fs + (1.d0-u)*fsample
mfsample2=nint(10.d0*fsample)
endif
return
end subroutine fivehztx

2
jtaudio.c
View File

@ -341,7 +341,7 @@ int padevsub_(int *numdev, int *ndefin, int *ndefout,
}
printf("\n Audio Input Output Device Name\n");
printf("\nAudio Input Output Device Name\n");
printf("Device Channels Channels\n");
printf("------------------------------------------------------------------\n");

12
start_threads.c
View File

@ -17,7 +17,7 @@ extern void a2d_(int *iarg);
#ifdef USE_ALSA
#if 1
#if 0
#define ALSA_LOG
#define ALSA_LOG_BUFFERS
#endif
@ -266,7 +266,7 @@ static int ao_alsa_open(alsa_driver_t *this_gen, int32_t *input_rate, snd_pcm_st
/* Check for pause/resume support */
this->has_pause_resume = ( snd_pcm_hw_params_can_pause (params)
&& snd_pcm_hw_params_can_resume (params) );
printf( "audio_alsa_out:open pause_resume=%d\n", this->has_pause_resume);
// printf( "audio_alsa_out:open pause_resume=%d\n", this->has_pause_resume);
this->sample_rate_factor = (double) this->output_sample_rate / (double) this->input_sample_rate;
this->bytes_per_frame = snd_pcm_frames_to_bytes (this->audio_fd, 1);
/*
@ -534,10 +534,10 @@ int start_threads_(int *ndevin, int *ndevout, short y1[], short y2[],
alsa_driver_playback.nmode = nmode;
alsa_driver_playback.transmitting = Transmitting;
alsa_driver_playback.ndsec = ndsec;
printf("start_threads creating thread for decode1\n");
// printf("start_threads: creating thread for decode1\n");
iret1 = pthread_create(&thread1,NULL,decode1_,&iarg1);
/* Open audio card. */
printf("Starting alsa routines\n");
printf("Starting alsa routines.\n");
ao_alsa_open(&alsa_driver_playback, &rate, SND_PCM_STREAM_PLAYBACK);
ao_alsa_open(&alsa_driver_capture, &rate, SND_PCM_STREAM_CAPTURE);
@ -552,9 +552,9 @@ int start_threads_(int *ndevin, int *ndevout, short y1[], short y2[],
#endif
#ifdef USE_PORTAUDIO
/* snd_pcm_start */
printf("start_threads creating thread for a2d\n");
// printf("start_threads: creating thread for a2d\n");
iret1 = pthread_create(&thread1,NULL,a2d_,&iarg1);
printf("start_threads creating thread for decode1_\n");
// printf("start_threads: creating thread for decode1_\n");
iret2 = pthread_create(&thread2,NULL,decode1_,&iarg2);
#endif
}