{
g_file = fopen("/home/david/codec2-dev/raw/hts1a.raw","rb");
if (g_file == NULL)
- printf("reading hts1a disabled...\n");
+ printf("reading hts1a disabled...\n");
if(!wxApp::OnInit())
{
wxGetApp().m_show_timing = pConfig->Read(wxT("/MainFrame/show_timing"), 1);
wxGetApp().m_show_freq = pConfig->Read(wxT("/MainFrame/show_freq"), 1);
wxGetApp().m_show_speech_in = pConfig->Read(wxT("/MainFrame/show_speech_in"), 1);
- wxGetApp().m_show_speech_out = pConfig->Read(wxT("/MainFrame/show_speech_out"), 1);
+ wxGetApp().m_show_speech_out = pConfig->Read(wxT("/MainFrame/show_speech_out"), 1);
wxGetApp().m_show_demod_in = pConfig->Read(wxT("/MainFrame/show_demod_in"), 1);
-
+
Move(x, y);
SetClientSize(w, h);
pConfig->Write(wxT("/MainFrame/show_freq"), wxGetApp().m_show_freq);
pConfig->Write(wxT("/MainFrame/show_speech_in"),wxGetApp().m_show_speech_in);
pConfig->Write(wxT("/MainFrame/show_speech_out"),wxGetApp().m_show_speech_out);
- pConfig->Write(wxT("/MainFrame/show_demod_in"),wxGetApp().m_show_demod_in);
+ pConfig->Write(wxT("/MainFrame/show_demod_in"),wxGetApp().m_show_demod_in);
pConfig->Write(wxT("/Audio/RxIn"), wxGetApp().m_strRxInAudio);
pConfig->Write(wxT("/Audio/RxOut"), wxGetApp().m_strRxOutAudio);
void MainFrame::OnTogBtnSplitClick(wxCommandEvent& event) {
if (write_file == 0) {
- write_file = 1;
- g_write_file = fopen("tmp.raw","wb");
- assert(g_write_file != NULL);
- printf("recording to tmp.raw ...\n");
+ write_file = 1;
+ g_write_file = fopen("tmp.raw","wb");
+ assert(g_write_file != NULL);
+ printf("recording to tmp.raw ...\n");
}
else {
- fclose(g_write_file);
- printf("recording stopped.\n");
- write_file = 0;
+ fclose(g_write_file);
+ printf("recording stopped.\n");
+ write_file = 0;
}
event.Skip();
}
{
if((!m_RxRunning))
{
- printf("starting ...\n");
+ printf("starting ...\n");
m_togBtnSplit->Enable();
m_togRxID->Enable();
void MainFrame::OnTogBtnLoopRx( wxCommandEvent& event )
{
if (mute_mic == 0)
- mute_mic = 1;
+ mute_mic = 1;
else
- mute_mic = 0;
-
+ mute_mic = 0;
+
}
//----------------------------------------------------------
void MainFrame::OnTogBtnLoopTx( wxCommandEvent& event )
{
if (read_file == 0)
- read_file = 1;
+ read_file = 1;
else
- read_file = 0;
-
+ read_file = 0;
+
}
//----------------------------------------------------------
// trap zero sound devices
if (pa->getDeviceCount() == 0) {
- wxMessageBox(wxT("No sound devices found"), wxT("Error"), wxOK);
- return;
+ wxMessageBox(wxT("No sound devices found"), wxT("Error"), wxOK);
+ return;
}
for(i=0; i<pa->getDeviceCount(); i++) {
deviceInfo = Pa_GetDeviceInfo( i );
- // supports full duplex and 44800 and 44100
- // is there something unique so we know it's a hw device?
- // does this work on Linux & Windows?
+ // supports full duplex and 44800 and 44100
+ // is there something unique so we know it's a hw device?
+ // does this work on Linux & Windows?
- printf( "--------------------------------------- device #%d\n", i );
+ printf( "--------------------------------------- device #%d\n", i );
printf( "Name = %s\n", deviceInfo->name );
printf( "Host API = %s\n", Pa_GetHostApiInfo( deviceInfo->hostApi )->name );
printf( "Max inputs = %d", deviceInfo->maxInputChannels );
char s[256];
if (inDevice == paNoDevice) {
- sprintf(s,"No input audio device available for Sound Card %d", soundCard);
- wxString wxs(s);
- wxMessageBox(wxs, wxT("Error"), wxOK);
+ sprintf(s,"No input audio device available for Sound Card %d", soundCard);
+ wxString wxs(s);
+ wxMessageBox(wxs, wxT("Error"), wxOK);
}
if (outDevice == paNoDevice) {
- sprintf(s,"No output audio device available for Sound Card %d", soundCard);
- wxString wxs(s);
- wxMessageBox(wxs, wxT("Error"), wxOK);
+ sprintf(s,"No output audio device available for Sound Card %d", soundCard);
+ wxString wxs(s);
+ wxMessageBox(wxs, wxT("Error"), wxOK);
}
printf("inDevice = %d outDevice = %d\n", inDevice, outDevice);
// init params that affect input and output
- /*
+ /*
On a good day, framesPerBuffer in callback will be PA_FPB. It
was found that you don't always get framesPerBuffer exactly
equal PA_PFB, for example when I set PA_FPB to 960 I got
printf("Sound Card %d Sample rate %d\n", soundCard, sampleRate);
pa->setFramesPerBuffer(PA_FPB);
pa->setSampleRate(sampleRate);
- pa->setStreamFlags(0);
+ pa->setStreamFlags(0);
return 0;
}
if(!m_RxRunning)
{
- cb_cnt = 0;
- sc1 = sc2 = 0;
- g_outfifo2_empty = 0;
+ cb_cnt = 0;
+ sc1 = sc2 = 0;
+ g_outfifo2_empty = 0;
m_RxRunning = true;
m_rxPa = new PortAudioWrap();
- autoDetectSoundCards(m_rxPa);
+ autoDetectSoundCards(m_rxPa);
- // Init Sound card 1 ----------------------------------------------
+ // Init Sound card 1 ----------------------------------------------
if ((g_soundCard1InDeviceNum != -1) || (g_soundCard1OutDeviceNum != -1)) {
- // user has specified the sound card device
-
- if ((m_rxPa->getDeviceCount() < g_soundCard1InDeviceNum) ||
- (m_rxPa->getDeviceCount() < g_soundCard1OutDeviceNum)) {
- wxMessageBox(wxT("Sound Card 1 not present"), wxT("Error"), wxOK);
- delete m_rxPa;
- return;
- }
-
- m_rxDevIn = g_soundCard1InDeviceNum;
- m_rxDevOut = g_soundCard1OutDeviceNum;
- }
- else {
- // not specified - use default
- m_rxDevIn = m_rxPa->getDefaultInputDevice();
- m_rxDevOut = m_rxPa->getDefaultOutputDevice();
- }
-
- if (initPortAudioDevice(m_rxPa, m_rxDevIn, m_rxDevOut, 1, g_soundCard1SampleRate) != 0) {
+ // user has specified the sound card device
+
+ if ((m_rxPa->getDeviceCount() < g_soundCard1InDeviceNum) ||
+ (m_rxPa->getDeviceCount() < g_soundCard1OutDeviceNum)) {
+ wxMessageBox(wxT("Sound Card 1 not present"), wxT("Error"), wxOK);
+ delete m_rxPa;
+ return;
+ }
+
+ m_rxDevIn = g_soundCard1InDeviceNum;
+ m_rxDevOut = g_soundCard1OutDeviceNum;
+ }
+ else {
+ // not specified - use default
+ m_rxDevIn = m_rxPa->getDefaultInputDevice();
+ m_rxDevOut = m_rxPa->getDefaultOutputDevice();
+ }
+
+ if (initPortAudioDevice(m_rxPa, m_rxDevIn, m_rxDevOut, 1, g_soundCard1SampleRate) != 0) {
delete m_rxPa;
m_RxRunning = false;
- return;
- }
+ return;
+ }
- // Init Sound Card 2 ------------------------------------------------
+ // Init Sound Card 2 ------------------------------------------------
- if (g_nSoundCards == 2) {
+ if (g_nSoundCards == 2) {
- m_txPa = new PortAudioWrap();
+ m_txPa = new PortAudioWrap();
- assert((g_soundCard2InDeviceNum != -1) && (g_soundCard2OutDeviceNum != -1) );
- printf("m_txPa->getDeviceCount() %d\n", m_txPa->getDeviceCount());
+ assert((g_soundCard2InDeviceNum != -1) && (g_soundCard2OutDeviceNum != -1) );
+ printf("m_txPa->getDeviceCount() %d\n", m_txPa->getDeviceCount());
+
+ if ((m_txPa->getDeviceCount() < g_soundCard2InDeviceNum) ||
+ (m_txPa->getDeviceCount() < g_soundCard2OutDeviceNum)) {
+ wxMessageBox(wxT("Sound Card 2 not present"), wxT("Error"), wxOK);
+ delete m_rxPa;
+ delete m_txPa;
+ return;
+ }
- if ((m_txPa->getDeviceCount() < g_soundCard2InDeviceNum) ||
- (m_txPa->getDeviceCount() < g_soundCard2OutDeviceNum)) {
- wxMessageBox(wxT("Sound Card 2 not present"), wxT("Error"), wxOK);
- delete m_rxPa;
- delete m_txPa;
- return;
- }
-
- m_txDevIn = g_soundCard2InDeviceNum;
- m_txDevOut = g_soundCard2OutDeviceNum;
+ m_txDevIn = g_soundCard2InDeviceNum;
+ m_txDevOut = g_soundCard2OutDeviceNum;
- if (initPortAudioDevice(m_txPa, m_txDevIn, m_txDevOut, 2, g_soundCard2SampleRate) != 0) {
- delete m_rxPa;
- delete m_txPa;
- m_RxRunning = false;
- return;
- }
- }
+ if (initPortAudioDevice(m_txPa, m_txDevIn, m_txDevOut, 2, g_soundCard2SampleRate) != 0) {
+ delete m_rxPa;
+ delete m_txPa;
+ m_RxRunning = false;
+ return;
+ }
+ }
- // Init call back data structure ----------------------------------------------
+ // Init call back data structure ----------------------------------------------
m_rxUserdata = new paCallBackData;
m_rxUserdata->pWFPanel = m_panelWaterfall;
m_rxUserdata->pSPPanel = m_panelSpectrum;
- // init sample rate conversion states
+ // init sample rate conversion states
- m_rxUserdata->insrc1 = src_new(SRC_SINC_FASTEST, 1, &src_error);
- assert(m_rxUserdata->insrc1 != NULL);
- m_rxUserdata->outsrc1 = src_new(SRC_SINC_FASTEST, 1, &src_error);
- assert(m_rxUserdata->outsrc1 != NULL);
- m_rxUserdata->insrc2 = src_new(SRC_SINC_FASTEST, 1, &src_error);
- assert(m_rxUserdata->insrc2 != NULL);
- m_rxUserdata->outsrc2 = src_new(SRC_SINC_FASTEST, 1, &src_error);
- assert(m_rxUserdata->outsrc2 != NULL);
+ m_rxUserdata->insrc1 = src_new(SRC_SINC_FASTEST, 1, &src_error);
+ assert(m_rxUserdata->insrc1 != NULL);
+ m_rxUserdata->outsrc1 = src_new(SRC_SINC_FASTEST, 1, &src_error);
+ assert(m_rxUserdata->outsrc1 != NULL);
+ m_rxUserdata->insrc2 = src_new(SRC_SINC_FASTEST, 1, &src_error);
+ assert(m_rxUserdata->insrc2 != NULL);
+ m_rxUserdata->outsrc2 = src_new(SRC_SINC_FASTEST, 1, &src_error);
+ assert(m_rxUserdata->outsrc2 != NULL);
- // create FIFOs used to interface between different buffer sizes
+ // create FIFOs used to interface between different buffer sizes
m_rxUserdata->infifo1 = fifo_create(4*N48);
- m_rxUserdata->outfifo1 = fifo_create(4*N48);
+ m_rxUserdata->outfifo1 = fifo_create(4*N48);
- /*
- During soundcard 1 callback, outfifo1 is read in PA_FPB = 1024 sample blocks.
+ /*
+ During soundcard 1 callback, outfifo1 is read in PA_FPB = 1024 sample blocks.
- In tx processing:
- + if outfifo1 has less than framesPerBuffer = PA_FPB = 1024 samples
- + then tx process generates a 40ms @ 48kHz = 1920 sample blocks
- + so we could have 1023 + 1920 samples
- + so lets make it 1920*2 in size
- */
+ In tx processing:
+ + if outfifo1 has less than framesPerBuffer = PA_FPB = 1024 samples
+ + then tx process generates a 40ms @ 48kHz = 1920 sample blocks
+ + so we could have 1023 + 1920 samples
+ + so lets make it 1920*2 in size
+ */
m_rxUserdata->outfifo2 = fifo_create(4*N48);
- /*
- infifo2 holds buffers from the microphone. These get read
- in 40ms (1920 sample @ 48 kHz) blockss by the sound card 1
- callback. We write to the sound card in 1024 sample
- blocks. So we need at least 1024+1920 samples, lest also allocate
- 1920*2 samples
- */
+ /*
+ infifo2 holds buffers from the microphone. These get read
+ in 40ms (1920 sample @ 48 kHz) blockss by the sound card 1
+ callback. We write to the sound card in 1024 sample
+ blocks. So we need at least 1024+1920 samples, lest also allocate
+ 1920*2 samples
+ */
- m_rxUserdata->infifo2 = fifo_create(4*N48);
+ m_rxUserdata->infifo2 = fifo_create(4*N48);
m_rxUserdata->rxinfifo = fifo_create(3 * FDMDV_NOM_SAMPLES_PER_FRAME);
m_rxUserdata->rxoutfifo = fifo_create(2 * codec2_samples_per_frame(g_pCodec2));
- // Start sound card 1 ----------------------------------------------------------
+ // Start sound card 1 ----------------------------------------------------------
- m_rxPa->setUserData(m_rxUserdata);
+ m_rxPa->setUserData(m_rxUserdata);
m_rxErr = m_rxPa->setCallback(rxCallback);
m_rxErr = m_rxPa->streamOpen();
delete m_txPa;
destroy_fifos();
destroy_src();
- delete m_rxUserdata;
- m_RxRunning = false;
- return;
+ delete m_rxUserdata;
+ m_RxRunning = false;
+ return;
}
m_rxErr = m_rxPa->streamStart();
if(m_rxErr != paNoError)
{
wxMessageBox(wxT("Sound Card 1 Stream Start Error."), wxT("Error"), wxOK);
delete m_rxPa;
- delete m_txPa;
- destroy_fifos();
+ delete m_txPa;
+ destroy_fifos();
destroy_src();
- delete m_rxUserdata;
- m_RxRunning = false;
- return;
+ delete m_rxUserdata;
+ m_RxRunning = false;
+ return;
}
- // Start sound card 2 ----------------------------------------------------------
-
- if (g_nSoundCards == 2) {
- printf("starting sound card 2...\n");
-
- // question: can we use same callback data
- // (m_rxUserdata)or both sound card callbacks? Is there a
- // chance of them both being called at the same time? We
- // could need a mutex ...
-
- m_txPa->setUserData(m_rxUserdata);
- m_txErr = m_txPa->setCallback(txCallback);
- m_txErr = m_txPa->streamOpen();
-
- if(m_txErr != paNoError)
- {
- wxMessageBox(wxT("Sound Card 2 Open/Setup error."), wxT("Error"), wxOK);
- m_rxPa->stop();
- m_rxPa->streamClose();
- delete m_rxPa;
- delete m_txPa;
- destroy_fifos();
- destroy_src();
- delete m_rxUserdata;
- m_RxRunning = false;
- return;
- }
- m_txErr = m_txPa->streamStart();
- if(m_txErr != paNoError)
- {
- wxMessageBox(wxT("Sound Card 2 Start Error."), wxT("Error"), wxOK);
- m_rxPa->stop();
- m_rxPa->streamClose();
- delete m_rxPa;
- delete m_txPa;
- destroy_fifos();
- destroy_src();
- delete m_rxUserdata;
- m_RxRunning = false;
- return;
- }
- }
+ // Start sound card 2 ----------------------------------------------------------
+
+ if (g_nSoundCards == 2) {
+ printf("starting sound card 2...\n");
+
+ // question: can we use same callback data
+ // (m_rxUserdata)or both sound card callbacks? Is there a
+ // chance of them both being called at the same time? We
+ // could need a mutex ...
+
+ m_txPa->setUserData(m_rxUserdata);
+ m_txErr = m_txPa->setCallback(txCallback);
+ m_txErr = m_txPa->streamOpen();
+
+ if(m_txErr != paNoError)
+ {
+ wxMessageBox(wxT("Sound Card 2 Open/Setup error."), wxT("Error"), wxOK);
+ m_rxPa->stop();
+ m_rxPa->streamClose();
+ delete m_rxPa;
+ delete m_txPa;
+ destroy_fifos();
+ destroy_src();
+ delete m_rxUserdata;
+ m_RxRunning = false;
+ return;
+ }
+ m_txErr = m_txPa->streamStart();
+ if(m_txErr != paNoError)
+ {
+ wxMessageBox(wxT("Sound Card 2 Start Error."), wxT("Error"), wxOK);
+ m_rxPa->stop();
+ m_rxPa->streamClose();
+ delete m_rxPa;
+ delete m_txPa;
+ destroy_fifos();
+ destroy_src();
+ delete m_rxUserdata;
+ m_RxRunning = false;
+ return;
+ }
+ }
}
}
m_rxPa->stop();
m_rxPa->streamClose();
- if (g_nSoundCards == 2) {
- m_txPa->stop();
- m_txPa->streamClose();
- delete m_txPa;
- }
+ if (g_nSoundCards == 2) {
+ m_txPa->stop();
+ m_txPa->streamClose();
+ delete m_txPa;
+ }
- delete m_rxPa;
- destroy_fifos();
- destroy_src();
+ delete m_rxPa;
+ destroy_fifos();
+ destroy_src();
delete m_rxUserdata;
fdmdv_destroy(g_pFDMDV);
// returns number of output samples generated by resampling
static int resample(SRC_STATE *src,
- short output_short[],
- short input_short[],
- int output_sample_rate,
- int input_sample_rate,
- int length_output_short, // maximum output array length in samples
- int length_input_short
- )
+ short output_short[],
+ short input_short[],
+ int output_sample_rate,
+ int input_sample_rate,
+ int length_output_short, // maximum output array length in samples
+ int length_input_short
+ )
{
SRC_DATA src_data;
float input[N48*2];
nSamples = length/decimation;
for(sample=0; sample<nSamples; sample+=2) {
- st = decimation*sample;
- en = decimation*(sample+2);
- max = min = 0;
- for(i=st; i<en; i++ ) {
- if (max < buf[i]) max = buf[i];
- if (min > buf[i]) min = buf[i];
- }
- dec_samples[sample] = max;
- dec_samples[sample+1] = min;
+ st = decimation*sample;
+ en = decimation*(sample+2);
+ max = min = 0;
+ for(i=st; i<en; i++ ) {
+ if (max < buf[i]) max = buf[i];
+ if (min > buf[i]) min = buf[i];
+ }
+ dec_samples[sample] = max;
+ dec_samples[sample+1] = min;
}
fifo_write(plotFifo, dec_samples, nSamples);
// rxCallback()
//-------------------------------------------------------------------------
-/*
+/*
todo:
+ add tests to determine if we have real time audio I/O problems,
int nout;
unsigned int i;
-
+
(void) timeInfo;
(void) statusFlags;
buffer sizes required at each processing step, and to
communicate between the call backs for the two sound cards.
*/
-
+
//
// RX side processing --------------------------------------------
//
indata[i] = *rptr;
}
fifo_write(cbData->infifo1, indata, framesPerBuffer);
-
+
// while we have enough input samples available ...
while (fifo_read(cbData->infifo1, in48k_short, N48) == 0)
{
- int n8k;
-
- n8k = resample(cbData->insrc1, in8k_short, in48k_short, FS, g_soundCard1SampleRate, N8, N48);
- fifo_write(cbData->rxinfifo, in8k_short, n8k);
+ int n8k;
- resample_for_plot(g_plotDemodInFifo, in8k_short, n8k);
+ n8k = resample(cbData->insrc1, in8k_short, in48k_short, FS, g_soundCard1SampleRate, N8, N48);
+ fifo_write(cbData->rxinfifo, in8k_short, n8k);
- per_frame_rx_processing(cbData->rxoutfifo, g_CodecBits, cbData->rxinfifo, &g_nRxIn, &g_State, g_pCodec2);
+ resample_for_plot(g_plotDemodInFifo, in8k_short, n8k);
+#ifdef OLD
+ short_to_float(&in48k1[FDMDV_OS_TAPS], in48k_short, N48);
+ fdmdv_48_to_8(out8k, &in48k1[FDMDV_OS_TAPS], N8);
+ float_to_short(out8k_short, out8k, N8);
+#endif
- // if demod out of sync just pass thru audio so we can hear
- // SSB radio ouput as an aid to tuning
+ per_frame_rx_processing(cbData->rxoutfifo, g_CodecBits, cbData->rxinfifo, &g_nRxIn, &g_State, g_pCodec2);
- if (g_State == 0)
- memcpy(out8k_short, in8k_short, sizeof(short)*n8k);
- else {
- memset(out8k_short, 0, sizeof(short)*N8);
- fifo_read(cbData->rxoutfifo, out8k_short, N8);
- }
+ // if demod out of sync just pass thru audio so we can hear
+ // SSB radio ouput as an aid to tuning
- resample_for_plot(g_plotSpeechOutFifo, out8k_short, N8);
+ if (g_State == 0)
+ memcpy(out8k_short, in8k_short, sizeof(short)*n8k);
+ else {
+ memset(out8k_short, 0, sizeof(short)*N8);
+ fifo_read(cbData->rxoutfifo, out8k_short, N8);
+ }
- if (g_nSoundCards == 1) {
- nout = resample(cbData->outsrc2, out48k_short, out8k_short, g_soundCard1SampleRate, FS, N48, N8);
- fifo_write(cbData->outfifo1, out48k_short, nout);
- }
- else {
- nout = resample(cbData->outsrc2, out48k_short, out8k_short, g_soundCard2SampleRate, FS, N48, N8);
- fifo_write(cbData->outfifo2, out48k_short, nout);
- }
+ resample_for_plot(g_plotSpeechOutFifo, out8k_short, N8);
+
+ if (g_nSoundCards == 1) {
+ nout = resample(cbData->outsrc2, out48k_short, out8k_short, g_soundCard1SampleRate, FS, N48, N8);
+ fifo_write(cbData->outfifo1, out48k_short, nout);
+ }
+ else {
+ nout = resample(cbData->outsrc2, out48k_short, out8k_short, g_soundCard2SampleRate, FS, N48, N8);
+ fifo_write(cbData->outfifo2, out48k_short, nout);
+ }
}
if (g_nSoundCards == 2 ) {
- // Make sure we have at least framesPerBuffer modulator output
- // samples. This locks the modulator to the sample
- // rate of sound card 1. We want to make sure that modulator
- // samples are uninterrupted by differences in sample rate
- // between this sound card and sound card 2.
-
- // Typical values are framesPerBuffer=1024, and each iteration
- // of the tx processing generates 320*FDMDV_OS=1920 samples at
- // 48kHz, so this loop will run 0 or 1 times.
+ // Make sure we have at least framesPerBuffer modulator output
+ // samples. This locks the modulator to the sample
+ // rate of sound card 1. We want to make sure that modulator
+ // samples are uninterrupted by differences in sample rate
+ // between this sound card and sound card 2.
+
+ while((unsigned)fifo_n(cbData->outfifo1) < framesPerBuffer) {
+
+ while((unsigned)fifo_n(cbData->outfifo1) < framesPerBuffer) {
+ short tx_speech_in[2*N8];
+ short tx_mod_out[2*N8];
- while((unsigned)fifo_n(cbData->outfifo1) < framesPerBuffer) {
+ //int nsam = g_soundCard2SampleRate * (float)codec2_samples_per_frame(g_pCodec2)/FS;
+ //assert(nsam <= 2*N48);
- // number of microphone samples we need at g_soundcards2SampleRate
+ int nsam = g_soundCard2SampleRate * (float)codec2_samples_per_frame(g_pCodec2)/FS;
+ assert(nsam <= 2*N48);
+ // infifo2 is written to by another sound card so it may
+ // over or underflow, but we don't realy care. It will
+ // just result in a short interruption in audio being fed
+ // to codec2_enc, possibly making a click every now and
+ // again in the decoded audio at the other end.
- int nsam = g_soundCard2SampleRate * (float)codec2_samples_per_frame(g_pCodec2)/FS;
- assert(nsam <= 2*N48);
- // infifo2 is written to by another sound card so it may
- // over or underflow, but we don't realy care. It will
- // just result in a short interruption in audio being fed
- // to codec2_enc, possibly making a click every now and
- // again in the decoded audio at the other end.
-
- // zero speech input just in case infifo2 underflows
+ // zero speech input just in case infifo2 underflows
- memset(in48k_short, 0, sizeof(short)*nsam);
+ nout = resample(cbData->insrc2, in8k_short, in48k_short, FS, g_soundCard2SampleRate, 2*N8, nsam);
- fifo_read(cbData->infifo2, in48k_short, nsam);
+ if (write_file) {
+ fwrite( in8k_short, sizeof(short), nout, g_write_file);
+ }
- nout = resample(cbData->insrc2, in8k_short, in48k_short, FS, g_soundCard2SampleRate, 2*N8, nsam);
+ if (read_file && (g_file != NULL)) {
+ int n = fread( in8k_short , sizeof(short), 2*N8, g_file);
+ if (n != 2*N8) {
+ rewind(g_file);
+ }
+ }
- if (write_file) {
- fwrite( in8k_short, sizeof(short), nout, g_write_file);
- }
+ resample_for_plot(g_plotSpeechInFifo, in8k_short, nout);
- if (read_file && (g_file != NULL)) {
- int n = fread( in8k_short , sizeof(short), 2*N8, g_file);
- if (n != 2*N8) {
- rewind(g_file);
- }
- }
-
- resample_for_plot(g_plotSpeechInFifo, in8k_short, nout);
+ per_frame_tx_processing(out8k_short, in8k_short, g_pCodec2);
- per_frame_tx_processing(out8k_short, in8k_short, g_pCodec2);
-
- // output 40ms of modem tone
+ // output 40ms of modem tone
- nout = resample(cbData->outsrc1, out48k_short, out8k_short, g_soundCard1SampleRate, FS, 2*N48, 2*N8);
- fifo_write(cbData->outfifo1, out48k_short, nout);
- }
+ nout = resample(cbData->outsrc1, out48k_short, out8k_short, g_soundCard1SampleRate, FS, 2*N48, 2*N8);
+ fifo_write(cbData->outfifo1, out48k_short, nout);
+ }
+ }
}
// OK now set up output samples for this callback
int bit;
int byte;
int next_state;
-
+
//
// This while loop will run the demod 0, 1 (nominal) or 2 times:
//
//
//printf("state: %d sync: %d nin %d fifo_n %d\n", *state, sync_bit, *nin, fifo_n(input_fifo));
- while (fifo_read(input_fifo, input_buf, *nin) == 0)
+ while (fifo_read(input_fifo, input_buf, *nin) == 0)
{
// demod per frame processing
for(i = 0; i < *nin; i++)
rx_fdm[i] = (float)input_buf[i] / FDMDV_SCALE;
}
nin_prev = *nin;
- //if (*nin != FDMDV_NOM_SAMPLES_PER_FRAME)
- // printf("*nin %d\n", *nin);
+ //if (*nin != FDMDV_NOM_SAMPLES_PER_FRAME)
+ // printf("*nin %d\n", *nin);
fdmdv_demod(g_pFDMDV, rx_bits, &sync_bit, rx_fdm, nin);
// compute rx spectrum & get demod stats, and update GUI plot data
{
g_avmag[i] = (1.0 - BETA) * g_avmag[i] + BETA * rx_spec[i];
}
-
+
//
// State machine to:
//
case 0:
// mute output audio when out of sync
- for(i = 0; i < N8; i++)
- output_buf[i] = 0;
- fifo_write(output_fifo, output_buf, N8);
+ for(i = 0; i < N8; i++)
+ output_buf[i] = 0;
+ fifo_write(output_fifo, output_buf, N8);
if((g_stats.fest_coarse_fine == 1) && (g_stats.snr_est > 3.0))
{
next_state = 1;
}
- //printf("sync state: %d\n", *state);
+ //printf("sync state: %d\n", *state);
break;
case 1:
// add decoded speech to end of output buffer
- assert(codec2_samples_per_frame(c2) == (2*N8));
-
- codec2_decode(c2, output_buf, packed_bits);
- fifo_write(output_fifo, output_buf, codec2_samples_per_frame(c2));
+ assert(codec2_samples_per_frame(c2) == (2*N8));
+
+ codec2_decode(c2, output_buf, packed_bits);
+ fifo_write(output_fifo, output_buf, codec2_samples_per_frame(c2));
}
break;
bit = 7; byte = 0;
for(i=0; i<BITS_PER_CODEC_FRAME; i++) {
- bits[i] = (packed_bits[byte] >> bit) & 0x1;
- bit--;
- if (bit < 0) {
- bit = 7;
- byte++;
- }
+ bits[i] = (packed_bits[byte] >> bit) & 0x1;
+ bit--;
+ if (bit < 0) {
+ bit = 7;
+ byte++;
+ }
}
assert(byte == BYTES_PER_CODEC_FRAME);
/* scale and convert shorts */
for(i=0; i<2*FDMDV_NOM_SAMPLES_PER_FRAME; i++)
- tx_fdm_scaled[i] = FDMDV_SCALE * tx_fdm[i].real;
+ tx_fdm_scaled[i] = FDMDV_SCALE * tx_fdm[i].real;
}
//printf("%d cb2 ... %d", cb2++,cb1-cb2);
// assemble a mono buffer (just use left channel) and write to FIFO
-
+
assert(framesPerBuffer < MAX_FPB);
//if (statusFlags)
- // printf("statusFlags: 0x%x\n", statusFlags);
+ // printf("statusFlags: 0x%x\n", statusFlags);
for(i = 0; i < framesPerBuffer; i++, rptr += 2)
{
//#define SC2_LOOPBACK
#ifdef SC2_LOOPBACK
for(i = 0; i < framesPerBuffer; i++, wptr += 2)
- {
- wptr[0] = indata[i];
- wptr[1] = indata[i];
- }
+ {
+ wptr[0] = indata[i];
+ wptr[1] = indata[i];
+ }
#else
- fifo_write(cbData->infifo2, indata, framesPerBuffer);
+ fifo_write(cbData->infifo2, indata, framesPerBuffer);
// OK now set up output samples for this callback
}
}
#endif
-
//printf("end cb2\n");
return paContinue;
}
-///////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////
// C++ code generated with wxFormBuilder (version Apr 10 2012)
// http://www.wxformbuilder.org/
//
#include "topFrame.h"
-///////////////////////////////////////////////////////////////////////////
-
+//=========================================================================
+// Code that lays out the main application window
+//=========================================================================
TopFrame::TopFrame(wxWindow* parent, wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size, long style) : wxFrame(parent, id, title, pos, size, style)
{
this->SetSizeHints(wxDefaultSize, wxDefaultSize);
this->SetSizeHints(wxDefaultSize, wxDefaultSize);
this->SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
this->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT));
-
+ //=====================================================
+ // Menubar Setup
m_menubarMain = new wxMenuBar(wxMB_DOCKABLE);
file = new wxMenu();
wxMenuItem* m_menuItemOpen;
wxBoxSizer* bSizer1;
bSizer1 = new wxBoxSizer(wxHORIZONTAL);
+ //=====================================================
+ // Left side
+ //=====================================================
wxBoxSizer* leftSizer;
leftSizer = new wxBoxSizer(wxVERTICAL);
m_textSNR = new wxTextCtrl(this, wxID_ANY, wxEmptyString, wxPoint(-1,-1), wxSize(35,25), wxTE_READONLY);
m_textSNR->SetToolTip(_("Show S/N ratio numerically."));
m_textSNR->SetMinSize(wxSize(35,25));
-
bSizer29->Add(m_textSNR, 0, wxALIGN_CENTER|wxALL, 1);
-
-
snrSizer->Add(bSizer29, 0, wxEXPAND, 1);
-
-
leftSizer->Add(snrSizer, 2, wxALIGN_CENTER|wxALL|wxEXPAND, 1);
-
wxStaticBoxSizer* levelSizer;
levelSizer = new wxStaticBoxSizer(new wxStaticBox(this, wxID_ANY, _("Level")), wxVERTICAL);
-
m_gaugeLevel = new wxGauge(this, wxID_ANY, 100, wxDefaultPosition, wxSize(15,135), wxGA_SMOOTH|wxGA_VERTICAL);
m_gaugeLevel->SetToolTip(_("Display signal level."));
-
levelSizer->Add(m_gaugeLevel, 1, wxALIGN_CENTER_HORIZONTAL|wxALL, 10);
-
-
leftSizer->Add(levelSizer, 2, wxALIGN_CENTER|wxALL|wxEXPAND, 1);
-
-
bSizer1->Add(leftSizer, 0, wxALL|wxEXPAND, 5);
+ //=====================================================
+ // Center Section
+ //=====================================================
wxBoxSizer* centerSizer;
centerSizer = new wxBoxSizer(wxVERTICAL);
-
wxBoxSizer* upperSizer;
upperSizer = new wxBoxSizer(wxVERTICAL);
//long style = wxAUI_NB_TAB_SPLIT | wxAUI_NB_TAB_MOVE | wxAUI_NB_SCROLL_BUTTONS | wxAUI_NB_CLOSE_ON_ACTIVE_TAB | wxAUI_NB_MIDDLE_CLICK_CLOSE;
long nb_style = wxAUI_NB_BOTTOM | wxAUI_NB_TAB_SPLIT | wxAUI_NB_TAB_MOVE | wxAUI_NB_SCROLL_BUTTONS;
m_auiNbookCtrl = new wxAuiNotebook(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, nb_style);
- m_auiNbookCtrl->SetFont(wxFont(6, 70, 90, 90, false, wxEmptyString));
-
-
+ m_auiNbookCtrl->SetFont(wxFont(7, 70, 90, 90, false, wxEmptyString));
upperSizer->Add(m_auiNbookCtrl, 1, wxALIGN_TOP|wxEXPAND, 1);
-
-
centerSizer->Add(upperSizer, 1, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALIGN_TOP|wxEXPAND, 0);
-
wxBoxSizer* lowerSizer;
lowerSizer = new wxBoxSizer(wxHORIZONTAL);
-
wxBoxSizer* bSizer15;
bSizer15 = new wxBoxSizer(wxVERTICAL);
-
m_txtCtrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0);
bSizer15->Add(m_txtCtrl, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL|wxEXPAND, 5);
-
-
lowerSizer->Add(bSizer15, 1, wxEXPAND, 5);
-
wxBoxSizer* bSizer141;
bSizer141 = new wxBoxSizer(wxHORIZONTAL);
-
m_togRxID = new wxToggleButton(this, wxID_ANY, _("RxID"), wxDefaultPosition, wxDefaultSize, 0);
bSizer141->Add(m_togRxID, 0, wxALIGN_CENTER_VERTICAL|wxALIGN_LEFT|wxALL|wxFIXED_MINSIZE, 5);
m_togTxID = new wxToggleButton(this, wxID_ANY, _("TxID"), wxDefaultPosition, wxDefaultSize, 0);
bSizer141->Add(m_togTxID, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
-
-
lowerSizer->Add(bSizer141, 0, wxALIGN_RIGHT, 5);
-
-
centerSizer->Add(lowerSizer, 0, wxALIGN_BOTTOM|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxEXPAND, 2);
-
-
bSizer1->Add(centerSizer, 4, wxALIGN_CENTER_HORIZONTAL|wxALL|wxEXPAND, 1);
+ //=====================================================
+ // Right side
+ //=====================================================
wxBoxSizer* rightSizer;
rightSizer = new wxBoxSizer(wxVERTICAL);
+ //=====================================================
+ // Squelch Control box
+ //=====================================================
wxStaticBoxSizer* sbSizer3;
sbSizer3 = new wxStaticBoxSizer(new wxStaticBox(this, wxID_ANY, _("SQ")), wxVERTICAL);
sbSizer3->Add(m_sliderSQ, 2, wxALIGN_CENTER|wxALL, 1);
+ //------------------------------
+ // Squelch Toggle Checkbox
+ //------------------------------
wxBoxSizer* bSizer131;
bSizer131 = new wxBoxSizer(wxVERTICAL);
m_ckboxSQ->SetToolTip(_("Activate/Deactivate Squelch"));
bSizer131->Add(m_ckboxSQ, 0, wxALIGN_CENTER|wxALL, 5);
-
-
sbSizer3->Add(bSizer131, 0, wxALIGN_CENTER, 5);
+ rightSizer->Add(sbSizer3, 2, wxALIGN_CENTER_HORIZONTAL|wxALL|wxEXPAND, 3);
+ //------------------------------
+ // Synch Indicator box
+ //------------------------------
+ wxStaticBoxSizer* sbSizer3_33;
+ sbSizer3_33 = new wxStaticBoxSizer(new wxStaticBox(this, wxID_ANY, _("Sync")), wxVERTICAL);
- rightSizer->Add(sbSizer3, 2, wxALIGN_CENTER_HORIZONTAL|wxALL|wxEXPAND, 3);
+ m_rbSync = new wxRadioButton( this, wxID_ANY, wxT(""), wxDefaultPosition, wxDefaultSize, 0 );
+ m_rbSync->SetForegroundColour( wxColour( 255, 0, 0 ) );
+ sbSizer3_33->Add(m_rbSync, 0, wxALIGN_CENTER|wxALL, 1);
+ rightSizer->Add(sbSizer3_33,0, wxALIGN_CENTER_HORIZONTAL|wxALL|wxEXPAND, 3);
+
+ //=====================================================
+ // Control Toggles box
+ //=====================================================
wxStaticBoxSizer* sbSizer5;
sbSizer5 = new wxStaticBoxSizer(new wxStaticBox(this, wxID_ANY, _("Control")), wxVERTICAL);
-
-
wxBoxSizer* bSizer1511;
bSizer1511 = new wxBoxSizer(wxVERTICAL);
-
m_togBtnOnOff = new wxToggleButton(this, wxID_ANY, _("Start"), wxDefaultPosition, wxDefaultSize, 0);
m_togBtnOnOff->SetToolTip(_("Begin/End receiving data."));
-
bSizer1511->Add(m_togBtnOnOff, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 1);
-
-
sbSizer5->Add(bSizer1511, 0, wxEXPAND, 1);
-//------------------------------
-
+ //------------------------------
+ // Toggle Loopback button for RX
+ //------------------------------
wxBoxSizer* bSizer15113;
bSizer15113 = new wxBoxSizer(wxHORIZONTAL);
//sbSizer5->Add(bSizer15111, 0, wxEXPAND, 1);
bSizer15113->Add(bSizer15111, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 0);
-//------------------------------
-
+ //------------------------------
+ // Toggle Loopback button for Tx
+ //------------------------------
wxBoxSizer* bSizer15112;
bSizer15112 = new wxBoxSizer(wxVERTICAL);
m_togBtnLoopTx->SetToolTip(_("Loopback Transmit audio data."));
bSizer15112->Add(m_togBtnLoopTx, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 0);
-
-
bSizer15113->Add(bSizer15112, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 0);
sbSizer5->Add(bSizer15113, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 1);
-//------------------------------
-
+ //------------------------------
+ // Split Frequency Mode Toggle
+ //------------------------------
wxBoxSizer* bSizer151;
bSizer151 = new wxBoxSizer(wxVERTICAL);
m_togBtnSplit->SetToolTip(_("Toggle split frequency mode."));
bSizer151->Add(m_togBtnSplit, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 1);
-
-
sbSizer5->Add(bSizer151, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL|wxEXPAND, 1);
-
wxBoxSizer* bSizer13;
bSizer13 = new wxBoxSizer(wxVERTICAL);
+ //------------------------------
+ // Analog Passthrough Toggle
+ //------------------------------
m_togBtnAnalog = new wxToggleButton(this, wxID_ANY, _("Analog"), wxDefaultPosition, wxDefaultSize, 0);
m_togBtnAnalog->SetToolTip(_("Toggle analog/digital operation."));
-
bSizer13->Add(m_togBtnAnalog, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 1);
-
-
sbSizer5->Add(bSizer13, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 1);
wxBoxSizer* bSizer14;
bSizer14 = new wxBoxSizer(wxVERTICAL);
-
m_togBtnALC = new wxToggleButton(this, wxID_ANY, _("ALC"), wxDefaultPosition, wxDefaultSize, 0);
m_togBtnALC->SetToolTip(_("Toggle automatic level control mode."));
+ //------------------------------
+ // ALC Toggle
+ //------------------------------
bSizer14->Add(m_togBtnALC, 0, wxALL, 1);
-
-
sbSizer5->Add(bSizer14, 0, wxALIGN_CENTER|wxALIGN_CENTER_HORIZONTAL|wxALL, 1);
-
wxBoxSizer* bSizer11;
bSizer11 = new wxBoxSizer(wxVERTICAL);
m_btnTogTX = new wxToggleButton(this, wxID_ANY, _("TX"), wxDefaultPosition, wxDefaultSize, 0);
m_btnTogTX->SetToolTip(_("Switch between Receive and Transmit"));
-
bSizer11->Add(m_btnTogTX, 1, wxALIGN_CENTER|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL|wxALL, 1);
-
-
sbSizer5->Add(bSizer11, 2, wxEXPAND, 1);
-
-
rightSizer->Add(sbSizer5, 2, wxALIGN_CENTER|wxALL|wxEXPAND, 3);
-
-
bSizer1->Add(rightSizer, 0, wxALL|wxEXPAND, 3);
-
-
this->SetSizer(bSizer1);
this->Layout();
m_statusBar1 = this->CreateStatusBar(3, wxST_SIZEGRIP, wxID_ANY);
+ //=====================================================
+ // End of layout
+ //=====================================================
+
+ //-------------------
// Connect Events
+ //-------------------
this->Connect(wxEVT_CLOSE_WINDOW, wxCloseEventHandler(TopFrame::topFrame_OnClose));
this->Connect(wxEVT_PAINT, wxPaintEventHandler(TopFrame::topFrame_OnPaint));
this->Connect(wxEVT_SIZE, wxSizeEventHandler(TopFrame::topFrame_OnSize));
TopFrame::~TopFrame()
{
+ //-------------------
// Disconnect Events
+ //-------------------
this->Disconnect(wxEVT_CLOSE_WINDOW, wxCloseEventHandler(TopFrame::topFrame_OnClose));
this->Disconnect(wxEVT_PAINT, wxPaintEventHandler(TopFrame::topFrame_OnPaint));
this->Disconnect(wxEVT_SIZE, wxSizeEventHandler(TopFrame::topFrame_OnSize));
projects / freetel-svn-tracking.git / commitdiff