mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-08-21 14:06:32 -04:00
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/map65@450 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
264 lines
6.4 KiB
C
264 lines
6.4 KiB
C
#include <stdio.h>
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#include <portaudio.h>
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#include <string.h>
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void fivehz_();
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void fivehztx_();
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void addnoise_(short int *n);
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// Definition of structure pointing to the audio data
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typedef struct
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{
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double *Tsec;
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double *tbuf;
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int *iwrite;
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int *ibuf;
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int *TxOK;
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int *ndebug;
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int *ndsec;
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int *Transmitting;
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int *nwave;
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int *nmode;
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int *trperiod;
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int nbuflen;
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int nfs;
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short *y1;
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short *y2;
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short *iwave;
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}
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paTestData;
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typedef struct _SYSTEMTIME
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{
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short Year;
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short Month;
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short DayOfWeek;
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short Day;
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short Hour;
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short Minute;
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short Second;
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short Millisecond;
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} SYSTEMTIME;
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#ifdef Win32
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extern void __stdcall GetSystemTime(SYSTEMTIME *st);
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#else
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#include <sys/time.h>
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#include <time.h>
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void GetSystemTime(SYSTEMTIME *st){
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struct timeval tmptimeofday;
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struct tm tmptmtime;
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gettimeofday(&tmptimeofday,NULL);
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gmtime_r((const time_t *)&tmptimeofday.tv_sec,&tmptmtime);
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st->Year = (short)tmptmtime.tm_year;
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st->Month = (short)tmptmtime.tm_year;
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st->DayOfWeek = (short)tmptmtime.tm_wday;
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st->Day = (short)tmptmtime.tm_mday;
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st->Hour = (short)tmptmtime.tm_hour;
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st->Minute = (short)tmptmtime.tm_min;
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st->Second = (short)tmptmtime.tm_sec;
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st->Millisecond = (short)(tmptimeofday.tv_usec/1000);
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}
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#endif
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// Output callback routine:
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static int SoundOut( void *inputBuffer, void *outputBuffer,
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unsigned long framesPerBuffer,
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const PaStreamCallbackTimeInfo* timeInfo,
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PaStreamCallbackFlags statusFlags,
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void *userData )
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{
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paTestData *data = (paTestData*)userData;
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short *wptr = (short*)outputBuffer;
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unsigned int i,n;
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static short int n2;
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static int n0;
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static int ia=0;
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static int ib=0;
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static int ic=0;
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static int TxOKz=0;
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static double stime0=86400.0;
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int nsec;
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double stime;
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SYSTEMTIME st;
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// Get System time
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GetSystemTime(&st);
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nsec = (int) (st.Hour*3600.0 + st.Minute*60.0 + st.Second);
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stime = nsec + st.Millisecond*0.001 + *data->ndsec*0.1;
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*data->Tsec = stime;
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nsec=(int)stime;
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if(*data->TxOK && (!TxOKz)) {
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n=nsec/(*data->trperiod);
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// ic = (int)(stime - *data->trperiod*n) * data->nfs/framesPerBuffer;
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// ic = framesPerBuffer*ic;
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ic = (int)(stime - *data->trperiod*n) * data->nfs;
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ic = ic % *data->nwave;
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}
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TxOKz=*data->TxOK;
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*data->Transmitting=*data->TxOK;
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if(*data->TxOK) {
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for(i=0 ; i<framesPerBuffer; i++ ) {
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n2=data->iwave[ic];
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addnoise_(&n2);
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*wptr++ = n2; //left
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*wptr++ = n2; //right
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ic++;
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if(ic>=*data->nwave) {
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if(*data->nmode==2) {
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*data->TxOK=0;
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ic--;
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}
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else
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ic = ic % *data->nwave; //Wrap buffer pointer if necessary
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}
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}
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} else {
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memset((void*)outputBuffer, 0, 2*sizeof(short)*framesPerBuffer);
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}
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fivehz_(); //Call fortran routine
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fivehztx_(); //Call fortran routine
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return 0;
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}
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/*******************************************************************/
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int jtaudio_(int *ndevin, int *ndevout, short y1[], short y2[],
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int *nbuflen, int *iwrite, short iwave[],
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int *nwave, int *nfsample, int *nsamperbuf,
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int *TRPeriod, int *TxOK, int *ndebug,
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int *Transmitting, double *Tsec, int *ngo, int *nmode,
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double tbuf[], int *ibuf, int *ndsec)
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{
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paTestData data;
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PaStream *outstream;
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PaStreamParameters outputParameters;
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int nfs,ndin,ndout;
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PaError err1,err2,err2a,err3,err3a;
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double dnfs;
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data.Tsec = Tsec;
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data.tbuf = tbuf;
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data.iwrite = iwrite;
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data.ibuf = ibuf;
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data.TxOK = TxOK;
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data.ndebug = ndebug;
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data.ndsec = ndsec;
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data.Transmitting = Transmitting;
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data.y1 = y1;
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data.y2 = y2;
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data.nbuflen = *nbuflen;
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data.nmode = nmode;
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data.nwave = nwave;
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data.iwave = iwave;
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data.nfs = *nfsample;
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data.trperiod = TRPeriod;
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nfs=*nfsample;
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err1=Pa_Initialize(); // Initialize PortAudio
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if(err1) {
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printf("Error initializing PortAudio.\n");
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printf("%s\n",Pa_GetErrorText(err1));
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goto error;
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}
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ndin=*ndevin;
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ndout=*ndevout;
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dnfs=(double)nfs;
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printf("Opening device %d for output.\n",ndout);
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outputParameters.device=*ndevout;
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outputParameters.channelCount=2;
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outputParameters.sampleFormat=paInt16;
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outputParameters.suggestedLatency=1.0;
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outputParameters.hostApiSpecificStreamInfo=NULL;
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err2a=Pa_OpenStream(
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&outstream, //address of stream
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NULL,
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&outputParameters,
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dnfs, //Sample rate
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2048, //Frames per buffer
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paNoFlag,
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SoundOut, //Callback routine
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&data); //address of data structure
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if(err2a) {
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printf("Error opening Audio stream for output.\n");
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printf("%s\n",Pa_GetErrorText(err2a));
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goto error;
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}
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err3a=Pa_StartStream(outstream); //Start output stream
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if(err3a) {
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printf("Error starting output Audio stream\n");
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printf("%s\n",Pa_GetErrorText(err3a));
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goto error;
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}
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printf("Audio output stream running normally.\n******************************************************************\n");
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while(Pa_IsStreamActive(outstream)) {
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if(*ngo==0) goto StopStream;
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Pa_Sleep(200);
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}
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StopStream:
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Pa_AbortStream(outstream); // Abort stream
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Pa_CloseStream(outstream); // Close stream, we're done.
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Pa_Terminate();
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return(0);
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error:
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printf("%d %f %d %d %d\n",ndout,dnfs,err1,err2a,err3a);
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Pa_Terminate();
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return(1);
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}
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int padevsub_(int *numdev, int *ndefin, int *ndefout,
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int nchin[], int nchout[])
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{
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int i;
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int numDevices;
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const PaDeviceInfo *pdi;
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PaError err;
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// PaHostApiInfo *hostapi;
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Pa_Initialize();
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// numDevices = Pa_CountDevices();
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numDevices = Pa_GetDeviceCount();
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*numdev=numDevices;
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if( numDevices < 0 ) {
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err = numDevices;
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goto error;
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}
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printf("\nAudio Output Device Name\n");
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printf("Device Channels\n");
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printf("----------------------------------------------------------\n");
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for( i=0; i<numDevices; i++ ) {
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pdi = Pa_GetDeviceInfo( i );
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if(i == Pa_GetDefaultInputDevice()) *ndefin=i;
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if(i == Pa_GetDefaultOutputDevice()) *ndefout=i;
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nchin[i]=pdi->maxInputChannels;
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nchout[i]=pdi->maxOutputChannels;
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if(nchout[i]>0)
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printf(" %2d %2d %s\n",i,nchout[i],pdi->name);
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}
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Pa_Terminate();
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return 0;
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error:
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Pa_Terminate();
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return err;
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}
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