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mainWindow : Implementing dockRTTY
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@mcapdeville
mcapdeville committed Nov 5, 2023
1 parent 6ab4204 commit d7a5325
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Showing 2 changed files with 186 additions and 0 deletions.
164 changes: 164 additions & 0 deletions src/applications/gqrx/mainwindow.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -149,6 +149,7 @@ MainWindow::MainWindow(const QString& cfgfile, bool edit_conf, QWidget *parent)
uiDockRxOpt = new DockRxOpt();
uiDockRDS = new DockRDS();
uiDockFAX = new DockFAX();
uiDockRTTY = new DockRTTY();
uiDockAudio = new DockAudio();
uiDockInputCtl = new DockInputCtl();
uiDockFft = new DockFft();
Expand Down Expand Up @@ -199,9 +200,11 @@ MainWindow::MainWindow(const QString& cfgfile, bool edit_conf, QWidget *parent)
addDockWidget(Qt::RightDockWidgetArea, uiDockAudio);
addDockWidget(Qt::RightDockWidgetArea, uiDockRDS);
addDockWidget(Qt::RightDockWidgetArea, uiDockFAX);
addDockWidget(Qt::RightDockWidgetArea, uiDockRTTY);

tabifyDockWidget(uiDockAudio, uiDockRDS);
tabifyDockWidget(uiDockRDS, uiDockFAX);
tabifyDockWidget(uiDockFAX, uiDockRTTY);
uiDockAudio->raise();

addDockWidget(Qt::BottomDockWidgetArea, uiDockBookmarks);
Expand All @@ -210,6 +213,7 @@ MainWindow::MainWindow(const QString& cfgfile, bool edit_conf, QWidget *parent)
uiDockBookmarks->hide();
uiDockRDS->hide();
uiDockFAX->hide();
uiDockRTTY->hide();

/* Add dock widget actions to View menu. By doing it this way all signal/slot
connections will be established automagially.
Expand All @@ -218,6 +222,7 @@ MainWindow::MainWindow(const QString& cfgfile, bool edit_conf, QWidget *parent)
ui->menu_View->addAction(uiDockRxOpt->toggleViewAction());
ui->menu_View->addAction(uiDockRDS->toggleViewAction());
ui->menu_View->addAction(uiDockFAX->toggleViewAction());
ui->menu_View->addAction(uiDockRTTY->toggleViewAction());
ui->menu_View->addAction(uiDockAudio->toggleViewAction());
ui->menu_View->addAction(uiDockFft->toggleViewAction());
ui->menu_View->addAction(uiDockBookmarks->toggleViewAction());
Expand Down Expand Up @@ -317,6 +322,19 @@ MainWindow::MainWindow(const QString& cfgfile, bool edit_conf, QWidget *parent)
connect(uiDockFAX, SIGNAL(fax_sync_Clicked()), this, SLOT(force_fax_sync()));
connect(uiDockFAX, SIGNAL(fax_start_Clicked()), this, SLOT(force_fax_start()));
connect(uiDockFAX, SIGNAL(fax_save_Clicked()), this, SLOT(save_fax()));
connect(uiDockRTTY, SIGNAL(rtty_start_decoder()), this, SLOT(start_rtty_decoder()));
connect(uiDockRTTY, SIGNAL(rtty_stop_decoder()), this, SLOT(stop_rtty_decoder()));
connect(uiDockRTTY, SIGNAL(rtty_reset_clicked()), this, SLOT(reset_rtty_decoder()));
connect(uiDockRTTY, SIGNAL(rtty_baud_rate_Changed(float)), this, SLOT(set_rtty_baud_rate(float)));
connect(uiDockRTTY, SIGNAL(rtty_mark_freq_Changed(float)), this, SLOT(set_rtty_mark_freq(float)));
connect(uiDockRTTY, SIGNAL(rtty_space_freq_Changed(float)), this, SLOT(set_rtty_space_freq(float)));
connect(uiDockRTTY, SIGNAL(rtty_threshold_Changed(float)), this, SLOT(set_rtty_threshold(float)));
connect(uiDockRTTY, SIGNAL(rtty_bandwidth_Changed(float)), this, SLOT(set_rtty_bandwidth(float)));
connect(uiDockRTTY, SIGNAL(rtty_transwidth_Changed(float)), this, SLOT(set_rtty_transwidth(float)));
connect(uiDockRTTY, SIGNAL(rtty_filterlen_Changed(float)), this, SLOT(set_rtty_filterlen(float)));
connect(uiDockRTTY, SIGNAL(rtty_mode_Changed(int)), this, SLOT(set_rtty_mode(int)));
connect(uiDockRTTY, SIGNAL(rtty_parity_Changed(int)), this, SLOT(set_rtty_parity(int)));
connect(uiDockRTTY, SIGNAL(rtty_save_clicked()), this, SLOT(save_rtty()));

// Plotter
connect(ui->plotter, SIGNAL(pandapterRangeChanged(float,float)),
Expand Down Expand Up @@ -369,6 +387,9 @@ MainWindow::MainWindow(const QString& cfgfile, bool edit_conf, QWidget *parent)
fax_timer = new QTimer(this);
connect(fax_timer, SIGNAL(timeout()), this, SLOT(faxTimeout()));

rtty_timer = new QTimer(this);
connect(rtty_timer, SIGNAL(timeout()), this, SLOT(rttyTimeout()));

// enable frequency tooltips on FFT plot
ui->plotter->setTooltipsEnabled(true);

Expand Down Expand Up @@ -462,6 +483,7 @@ MainWindow::~MainWindow()
delete uiDockInputCtl;
delete uiDockRDS;
delete uiDockFAX;
delete uiDockRTTY;
delete rx;
delete remote;
delete qsvg_dummy;
Expand Down Expand Up @@ -681,6 +703,7 @@ bool MainWindow::loadConfig(const QString& cfgfile, bool check_crash,
uiDockRxOpt->readSettings(m_settings);
uiDockFft->readSettings(m_settings);
uiDockAudio->readSettings(m_settings);
uiDockRTTY->readSettings(m_settings);
uiDockFAX->readSettings(m_settings);
dxc_options->readSettings(m_settings);

Expand Down Expand Up @@ -809,6 +832,7 @@ void MainWindow::storeSession()
uiDockFft->saveSettings(m_settings);
uiDockAudio->saveSettings(m_settings);
uiDockFAX->saveSettings(m_settings);
uiDockRTTY->saveSettings(m_settings);

remote->saveSettings(m_settings);
iq_tool->saveSettings(m_settings);
Expand Down Expand Up @@ -1193,6 +1217,7 @@ void MainWindow::selectDemod(int mode_idx)
int flo=0, fhi=0, click_res=100;
bool rds_decoder_enabled;
bool fax_decoder_enabled;
bool rtty_decoder_enabled;

// validate mode_idx
if (mode_idx < DockRxOpt::MODE_OFF || mode_idx >= DockRxOpt::MODE_LAST)
Expand All @@ -1215,6 +1240,11 @@ void MainWindow::selectDemod(int mode_idx)
stop_fax_decoder();
uiDockFAX->set_Disabled();

rtty_decoder_enabled = rx->is_decoder_active(receiver_base_cf::RX_DECODER_RTTY);
if (rtty_decoder_enabled)
stop_rtty_decoder();
uiDockRTTY->set_Disabled();

switch (mode_idx) {

case DockRxOpt::MODE_OFF:
Expand Down Expand Up @@ -1331,6 +1361,10 @@ void MainWindow::selectDemod(int mode_idx)
uiDockFAX->set_Enabled();
if (fax_decoder_enabled)
start_fax_decoder();

uiDockRTTY->set_Enabled();
if (rtty_decoder_enabled)
start_rtty_decoder();
}

qDebug() << "Filter preset for mode" << mode_idx << "LO:" << flo << "HI:" << fhi;
Expand Down Expand Up @@ -2002,6 +2036,7 @@ void MainWindow::on_actionDSP_triggered(bool checked)
audio_fft_timer->stop();
rds_timer->stop();
fax_timer->stop();
rtty_timer->stop();

/* stop receiver */
rx->stop();
Expand Down Expand Up @@ -2420,6 +2455,135 @@ int MainWindow::save_fax() {
return -1;
}

/** RTTY message display timeout. */
void MainWindow::rttyTimeout() {
std::string data;
int num;

while (rx->get_decoder_data(receiver_base_cf::RX_DECODER_RTTY,(void*)&data, num)!=-1) {
if (!rtty_running && !data.empty()) { // New transmission is starting
qint64 freq = ui->freqCtrl->getFrequency();
rtty_name = QDateTime::currentDateTimeUtc().toString("'gqrx_'yyyyMMdd_hhmmss_%1_'rtty.txt'").arg(freq);
fprintf(stderr,"RTTY : Start of transmission : %s\n",rtty_name.toLocal8Bit().data());
uiDockRTTY->ClearText();
rtty_running = true;
}

if (data.empty()) {
fprintf(stderr,"RTTY : End of transmission.\n");
if (uiDockRTTY->get_autosave()) {
if (save_rtty() == 0)
fprintf(stderr,"RTTY : Text saved to %s\n",rtty_name.toLocal8Bit().data());
rtty_running = false;
}
} else
uiDockRTTY->update_text(QString::fromStdString(data));

}
}

void MainWindow::start_rtty_decoder() {
qDebug() << "Starting RTTY decoder.";
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"baud_rate",std::to_string(uiDockRTTY->get_baud_rate()));
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"mark_freq",std::to_string(uiDockRTTY->get_mark_freq()));
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"space_freq",std::to_string(uiDockRTTY->get_space_freq()));
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"threshold",std::to_string(uiDockRTTY->get_threshold()));
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"bandwidth",std::to_string(uiDockRTTY->get_bandwidth()));
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"transwidth",std::to_string(uiDockRTTY->get_transwidth()));
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"filterlen",std::to_string(uiDockRTTY->get_filterlen()));
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"mode",std::to_string(uiDockRTTY->get_mode()));
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"parity",std::to_string(uiDockRTTY->get_parity()));
uiDockRTTY->show_Enabled();
rx->start_decoder(receiver_base_cf::RX_DECODER_RTTY);
rx->reset_decoder(receiver_base_cf::RX_DECODER_RTTY);
rtty_name.clear();
rtty_running=false;
rtty_timer->start(250);
}

void MainWindow::stop_rtty_decoder() {
qDebug() << "Stopping RTTY decoder.";
uiDockRTTY->show_Disabled();
rx->stop_decoder(receiver_base_cf::RX_DECODER_RTTY);
rtty_timer->stop();
rtty_running=false;
rtty_name.clear();
}

void MainWindow::reset_rtty_decoder() {
rx->reset_decoder(receiver_base_cf::RX_DECODER_RTTY);
}

void MainWindow::set_rtty_baud_rate(float baud_rate) {
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"baud_rate",std::to_string(baud_rate));
}

void MainWindow::set_rtty_mark_freq(float mark_freq) {
std::string Val;
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"mark_freq",std::to_string(mark_freq));
}

void MainWindow::set_rtty_space_freq(float space_freq) {
std::string Val;
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"space_freq",std::to_string(space_freq));
}

void MainWindow::set_rtty_threshold(float threshold) {
std::string Val;
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"threshold",std::to_string(threshold));
}

void MainWindow::set_rtty_bandwidth(float bandwidth) {
std::string Val;
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"bandwidth",std::to_string(bandwidth));
}

void MainWindow::set_rtty_transwidth(float transwidth) {
std::string Val;
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"transwidth",std::to_string(transwidth));
}

void MainWindow::set_rtty_filterlen(float filterlen) {
std::string Val;
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"filterlen",std::to_string(filterlen));
}

void MainWindow::set_rtty_mode(int mode) {
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"mode",std::to_string(mode));
}

void MainWindow::set_rtty_parity(int parity) {
rx->set_decoder_param(receiver_base_cf::RX_DECODER_RTTY,"parity",std::to_string(parity));
}

int MainWindow::save_rtty() {
auto freq = ui->freqCtrl->getFrequency();
QString dir = uiDockRTTY->get_directory();
QString name;
int ret;

if (rtty_name.isEmpty())
name = QDateTime::currentDateTimeUtc().toString("gqrx_yyyyMMdd_hhmmss_%1_'rtty.txt'").arg(freq);
else
name = rtty_name;

if (!dir.isEmpty())
name = dir + '/' + name;

QFile file(name);

if (file.open(QIODevice::WriteOnly | QIODevice::Text)) {
QTextStream out(&file);
out << uiDockRTTY->get_text();
ret = 0;
}
else {
ret = -1;
}

return ret;
}

void MainWindow::onBookmarkActivated(qint64 freq, const QString& demod, int bandwidth)
{
setNewFrequency(freq);
Expand Down
22 changes: 22 additions & 0 deletions src/applications/gqrx/mainwindow.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@
#include "qtgui/dockbookmarks.h"
#include "qtgui/dockrds.h"
#include "qtgui/dockfax.h"
#include "qtgui/dockrtty.h"
#include "qtgui/afsk1200win.h"
#include "qtgui/iq_tool.h"
#include "qtgui/dxc_options.h"
Expand Down Expand Up @@ -101,6 +102,8 @@ public slots:
QImage fax_image;
bool fax_running;
QString fax_name;
bool rtty_running;
QString rtty_name;

/* dock widgets */
DockRxOpt *uiDockRxOpt;
Expand All @@ -110,6 +113,7 @@ public slots:
DockBookmarks *uiDockBookmarks;
DockRDS *uiDockRDS;
DockFAX *uiDockFAX;
DockRTTY *uiDockRTTY;

CIqTool *iq_tool;
DXCOptions *dxc_options;
Expand All @@ -125,6 +129,8 @@ public slots:
QTimer *audio_fft_timer;
QTimer *rds_timer;
QTimer *fax_timer;
QTimer *rtty_timer;

quint64 d_last_fft_ms;
float d_avg_fft_rate;
bool d_frame_drop;
Expand Down Expand Up @@ -240,6 +246,21 @@ private slots:
void force_fax_start();
int save_fax();

/* RTTY */
void start_rtty_decoder();
void stop_rtty_decoder();
void reset_rtty_decoder();
void set_rtty_baud_rate(float);
void set_rtty_mark_freq(float);
void set_rtty_space_freq(float);
void set_rtty_threshold(float);
void set_rtty_bandwidth(float);
void set_rtty_transwidth(float);
void set_rtty_filterlen(float);
void set_rtty_mode(int);
void set_rtty_parity(int);
int save_rtty();

/* Bookmarks */
void onBookmarkActivated(qint64 freq, const QString& demod, int bandwidth);

Expand Down Expand Up @@ -282,6 +303,7 @@ private slots:
void audioFftTimeout();
void rdsTimeout();
void faxTimeout();
void rttyTimeout();
};

#endif // MAINWINDOW_H

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