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CubicSDR/src/AppFrame.cpp
Charles J. Cliffe 9b283fbcef Fix for following demod frequency
2015-03-31 17:51:56 -04:00

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#include "AppFrame.h"
#include "wx/wxprec.h"
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "wx/numdlg.h"
#include "wx/filedlg.h"
#if !wxUSE_GLCANVAS
#error "OpenGL required: set wxUSE_GLCANVAS to 1 and rebuild the library"
#endif
#include <vector>
#include "SDRThread.h"
#include "DemodulatorMgr.h"
#include "AudioThread.h"
#include "CubicSDR.h"
#include "DataTree.h"
#include "ColorTheme.h"
#include <thread>
#include <wx/panel.h>
#ifdef __linux__
#include "CubicSDR.xpm"
#endif
wxBEGIN_EVENT_TABLE(AppFrame, wxFrame)
//EVT_MENU(wxID_NEW, AppFrame::OnNewWindow)
EVT_MENU(wxID_CLOSE, AppFrame::OnClose)
EVT_MENU(wxID_ANY, AppFrame::OnMenu)
EVT_COMMAND(wxID_ANY, wxEVT_THREAD, AppFrame::OnThread)
EVT_IDLE(AppFrame::OnIdle)
wxEND_EVENT_TABLE()
AppFrame::AppFrame() :
wxFrame(NULL, wxID_ANY, CUBICSDR_TITLE), activeDemodulator(NULL) {
#ifdef __linux__
SetIcon(wxICON(cubicsdr));
#endif
wxBoxSizer *vbox = new wxBoxSizer(wxVERTICAL);
wxBoxSizer *demodOpts = new wxBoxSizer(wxVERTICAL);
wxBoxSizer *demodVisuals = new wxBoxSizer(wxVERTICAL);
wxBoxSizer *demodTray = new wxBoxSizer(wxHORIZONTAL);
wxBoxSizer *demodScopeTray = new wxBoxSizer(wxVERTICAL);
int attribList[] = { WX_GL_RGBA, WX_GL_STENCIL_SIZE, 8, WX_GL_BUFFER_SIZE, 24, WX_GL_DOUBLEBUFFER, 0 };
demodModeSelector = new ModeSelectorCanvas(this, attribList);
demodModeSelector->addChoice(DEMOD_TYPE_FM, "FM");
demodModeSelector->addChoice(DEMOD_TYPE_AM, "AM");
demodModeSelector->addChoice(DEMOD_TYPE_LSB, "LSB");
demodModeSelector->addChoice(DEMOD_TYPE_USB, "USB");
demodModeSelector->addChoice(DEMOD_TYPE_DSB, "DSB");
demodModeSelector->setSelection(DEMOD_TYPE_FM);
demodTray->Add(demodModeSelector, 2, wxEXPAND | wxALL, 0);
// demodTray->AddSpacer(2);
demodSpectrumCanvas = new SpectrumCanvas(this, attribList);
demodSpectrumCanvas->setup(1024);
demodSpectrumCanvas->setView(DEFAULT_FREQ, 300000);
demodVisuals->Add(demodSpectrumCanvas, 3, wxEXPAND | wxALL, 0);
demodVisuals->AddSpacer(1);
demodWaterfallCanvas = new WaterfallCanvas(this, attribList);
demodWaterfallCanvas->setup(1024, 128);
demodWaterfallCanvas->setView(DEFAULT_FREQ, 300000);
demodWaterfallCanvas->attachSpectrumCanvas(demodSpectrumCanvas);
demodSpectrumCanvas->attachWaterfallCanvas(demodWaterfallCanvas);
demodVisuals->Add(demodWaterfallCanvas, 6, wxEXPAND | wxALL, 0);
demodTray->Add(demodVisuals, 30, wxEXPAND | wxALL, 0);
demodTray->AddSpacer(1);
demodSignalMeter = new MeterCanvas(this, attribList);
demodSignalMeter->setMax(0.5);
demodSignalMeter->setHelpTip("Current Signal Level. Click / Drag to set Squelch level.");
demodTray->Add(demodSignalMeter, 1, wxEXPAND | wxALL, 0);
demodTray->AddSpacer(1);
scopeCanvas = new ScopeCanvas(this, attribList);
demodScopeTray->Add(scopeCanvas, 8, wxEXPAND | wxALL, 0);
demodScopeTray->AddSpacer(1);
demodTuner = new TuningCanvas(this, attribList);
demodTuner->setHelpTip("Testing tuner");
demodScopeTray->Add(demodTuner, 1, wxEXPAND | wxALL, 0);
demodTray->Add(demodScopeTray, 30, wxEXPAND | wxALL, 0);
demodTray->AddSpacer(1);
demodGainMeter = new MeterCanvas(this, attribList);
demodGainMeter->setMax(2.0);
demodGainMeter->setHelpTip("Current Demodulator Gain Level. Click / Drag to set Gain level.");
demodTray->Add(demodGainMeter, 1, wxEXPAND | wxALL, 0);
vbox->Add(demodTray, 12, wxEXPAND | wxALL, 0);
vbox->AddSpacer(1);
spectrumCanvas = new SpectrumCanvas(this, attribList);
spectrumCanvas->setup(2048);
vbox->Add(spectrumCanvas, 5, wxEXPAND | wxALL, 0);
vbox->AddSpacer(1);
waterfallCanvas = new WaterfallCanvas(this, attribList);
waterfallCanvas->setup(2048, 512);
waterfallCanvas->attachSpectrumCanvas(spectrumCanvas);
waterfallCanvas->attachWaterfallCanvas(demodWaterfallCanvas);
spectrumCanvas->attachWaterfallCanvas(waterfallCanvas);
vbox->Add(waterfallCanvas, 20, wxEXPAND | wxALL, 0);
this->SetSizer(vbox);
// waterfallCanvas->SetFocusFromKbd();
waterfallCanvas->SetFocus();
// SetIcon(wxICON(sample));
// Make a menubar
wxMenuBar *menuBar = new wxMenuBar;
wxMenu *menu = new wxMenu;
// menu->Append(wxID_NEW);
menu->Append(wxID_SET_FREQ_OFFSET, "Set Frequency Offset");
menu->Append(wxID_OPEN, "&Open Session");
menu->Append(wxID_SAVE, "&Save Session");
menu->Append(wxID_SAVEAS, "Save Session &As..");
menu->AppendSeparator();
menu->Append(wxID_RESET, "&Reset Session");
menu->Append(wxID_CLOSE);
menuBar->Append(menu, wxT("&File"));
menu = new wxMenu;
std::vector<RtAudio::DeviceInfo>::iterator devices_i;
std::map<int, RtAudio::DeviceInfo>::iterator mdevices_i;
AudioThread::enumerateDevices(devices);
int i = 0;
for (devices_i = devices.begin(); devices_i != devices.end(); devices_i++) {
if (devices_i->inputChannels) {
inputDevices[i] = *devices_i;
}
if (devices_i->outputChannels) {
outputDevices[i] = *devices_i;
}
i++;
}
for (mdevices_i = outputDevices.begin(); mdevices_i != outputDevices.end(); mdevices_i++) {
wxMenuItem *itm = menu->AppendRadioItem(wxID_RT_AUDIO_DEVICE + mdevices_i->first, mdevices_i->second.name, wxT("Description?"));
itm->SetId(wxID_RT_AUDIO_DEVICE + mdevices_i->first);
if (mdevices_i->second.isDefaultOutput) {
itm->Check(true);
}
outputDeviceMenuItems[mdevices_i->first] = itm;
}
menuBar->Append(menu, wxT("Active Demodulator &Output"));
menu = new wxMenu;
menu->AppendRadioItem(wxID_THEME_DEFAULT, "Default")->Check(true);
menu->AppendRadioItem(wxID_THEME_RADAR, "RADAR");
menu->AppendRadioItem(wxID_THEME_BW, "Black & White");
menu->AppendRadioItem(wxID_THEME_SHARP, "Sharp");
menu->AppendRadioItem(wxID_THEME_RAD, "Rad");
menu->AppendRadioItem(wxID_THEME_TOUCH, "Touch");
menu->AppendRadioItem(wxID_THEME_HD, "HD");
menuBar->Append(menu, wxT("&Color Scheme"));
menu = new wxMenu;
sampleRateMenuItems[wxID_BANDWIDTH_1000M] = menu->AppendRadioItem(wxID_BANDWIDTH_1000M, "1.0M");
sampleRateMenuItems[wxID_BANDWIDTH_1500M] = menu->AppendRadioItem(wxID_BANDWIDTH_1500M, "1.5M");
sampleRateMenuItems[wxID_BANDWIDTH_2000M] = menu->AppendRadioItem(wxID_BANDWIDTH_2000M, "2.0M");
sampleRateMenuItems[wxID_BANDWIDTH_2500M] = menu->AppendRadioItem(wxID_BANDWIDTH_2500M, "2.5M");
sampleRateMenuItems[wxID_BANDWIDTH_2880M] = menu->AppendRadioItem(wxID_BANDWIDTH_2880M, "2.88M");
sampleRateMenuItems[wxID_BANDWIDTH_3200M] = menu->AppendRadioItem(wxID_BANDWIDTH_3200M, "3.2M");
#ifdef __APPLE
sampleRateMenuItems[wxID_BANDWIDTH_2000M]->Check(true);
#else
sampleRateMenuItems[wxID_BANDWIDTH_2500M]->Check(true);
#endif
menuBar->Append(menu, wxT("&Input Bandwidth"));
std::vector<SDRDeviceInfo *> *devs = wxGetApp().getDevices();
std::vector<SDRDeviceInfo *>::iterator devs_i;
if (devs->size() > 1) {
menu = new wxMenu;
int p = 0;
for (devs_i = devs->begin(); devs_i != devs->end(); devs_i++) {
std::string devName = (*devs_i)->getName();
if ((*devs_i)->isAvailable()) {
devName.append(": ");
devName.append((*devs_i)->getProduct());
devName.append(" [");
devName.append((*devs_i)->getSerial());
devName.append("]");
} else {
devName.append(" (In Use?)");
}
menu->AppendRadioItem(wxID_DEVICE_ID + p, devName)->Check(wxGetApp().getDevice() == p);
p++;
}
menuBar->Append(menu, wxT("Input &Device"));
}
menu = new wxMenu;
#define NUM_RATES_DEFAULT 4
int desired_rates[NUM_RATES_DEFAULT] = { 48000, 44100, 96000, 192000 };
for (mdevices_i = outputDevices.begin(); mdevices_i != outputDevices.end(); mdevices_i++) {
int desired_rate = 0;
int desired_rank = NUM_RATES_DEFAULT + 1;
for (std::vector<unsigned int>::iterator srate = mdevices_i->second.sampleRates.begin(); srate != mdevices_i->second.sampleRates.end();
srate++) {
for (i = 0; i < NUM_RATES_DEFAULT; i++) {
if (desired_rates[i] == (*srate)) {
if (desired_rank > i) {
desired_rank = i;
desired_rate = (*srate);
}
}
}
}
if (desired_rank > NUM_RATES_DEFAULT) {
desired_rate = mdevices_i->second.sampleRates.back();
}
AudioThread::deviceSampleRate[mdevices_i->first] = desired_rate;
}
for (mdevices_i = outputDevices.begin(); mdevices_i != outputDevices.end(); mdevices_i++) {
new wxMenu;
int menu_id = wxID_AUDIO_BANDWIDTH_BASE + wxID_AUDIO_DEVICE_MULTIPLIER * mdevices_i->first;
wxMenu *subMenu = new wxMenu;
menu->AppendSubMenu(subMenu, mdevices_i->second.name, wxT("Description?"));
int j = 0;
for (std::vector<unsigned int>::iterator srate = mdevices_i->second.sampleRates.begin(); srate != mdevices_i->second.sampleRates.end();
srate++) {
std::stringstream srateName;
srateName << ((float) (*srate) / 1000.0f) << "kHz";
wxMenuItem *itm = subMenu->AppendRadioItem(menu_id + j, srateName.str(), wxT("Description?"));
if ((*srate) == AudioThread::deviceSampleRate[mdevices_i->first]) {
itm->Check(true);
}
audioSampleRateMenuItems[menu_id + j] = itm;
j++;
}
}
menuBar->Append(menu, wxT("Audio &Bandwidth"));
SetMenuBar(menuBar);
CreateStatusBar();
SetClientSize(1280, 600);
Centre();
Show();
#ifdef _WIN32
SetIcon(wxICON(frame_icon));
#endif
GetStatusBar()->SetStatusText(wxString::Format(wxT("Set center frequency: %i"), DEFAULT_FREQ));
wxAcceleratorEntry entries[3];
entries[0].Set(wxACCEL_CTRL, (int) 'O', wxID_OPEN);
entries[1].Set(wxACCEL_CTRL, (int) 'S', wxID_SAVE);
entries[2].Set(wxACCEL_CTRL, (int) 'A', wxID_SAVEAS);
wxAcceleratorTable accel(3, entries);
SetAcceleratorTable(accel);
// static const int attribs[] = { WX_GL_RGBA, WX_GL_DOUBLEBUFFER, 0 };
// wxLogStatus("Double-buffered display %s supported", wxGLCanvas::IsDisplaySupported(attribs) ? "is" : "not");
// ShowFullScreen(true);
}
AppFrame::~AppFrame() {
}
void AppFrame::OnMenu(wxCommandEvent& event) {
if (event.GetId() >= wxID_RT_AUDIO_DEVICE && event.GetId() < wxID_RT_AUDIO_DEVICE + devices.size()) {
if (activeDemodulator) {
activeDemodulator->setOutputDevice(event.GetId() - wxID_RT_AUDIO_DEVICE);
activeDemodulator = NULL;
}
} else if (event.GetId() == wxID_SET_FREQ_OFFSET) {
long ofs = wxGetNumberFromUser("Shift the displayed frequency by this amount.\ni.e. -125000000 for -125 MHz", "Frequency (Hz)",
"Frequency Offset", wxGetApp().getOffset(), -2000000000, 2000000000, this);
if (ofs != -1) {
wxGetApp().setOffset(ofs);
}
} else if (event.GetId() == wxID_SAVE) {
if (!currentSessionFile.empty()) {
saveSession(currentSessionFile);
} else {
wxFileDialog saveFileDialog(this, _("Save XML Session file"), "", "", "XML files (*.xml)|*.xml", wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
if (saveFileDialog.ShowModal() == wxID_CANCEL) {
return;
}
saveSession(saveFileDialog.GetPath().ToStdString());
}
} else if (event.GetId() == wxID_OPEN) {
wxFileDialog openFileDialog(this, _("Open XML Session file"), "", "", "XML files (*.xml)|*.xml", wxFD_OPEN | wxFD_FILE_MUST_EXIST);
if (openFileDialog.ShowModal() == wxID_CANCEL) {
return;
}
loadSession(openFileDialog.GetPath().ToStdString());
} else if (event.GetId() == wxID_SAVEAS) {
wxFileDialog saveFileDialog(this, _("Save XML Session file"), "", "", "XML files (*.xml)|*.xml", wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
if (saveFileDialog.ShowModal() == wxID_CANCEL) {
return;
}
saveSession(saveFileDialog.GetPath().ToStdString());
} else if (event.GetId() == wxID_RESET) {
wxGetApp().getDemodMgr().terminateAll();
wxGetApp().setFrequency(DEFAULT_FREQ);
wxGetApp().setOffset(0);
SetTitle(CUBICSDR_TITLE);
currentSessionFile = "";
} else if (event.GetId() == wxID_EXIT) {
Close(false);
} else if (event.GetId() == wxID_THEME_DEFAULT) {
ThemeMgr::mgr.setTheme(COLOR_THEME_DEFAULT);
} else if (event.GetId() == wxID_THEME_SHARP) {
ThemeMgr::mgr.setTheme(COLOR_THEME_SHARP);
} else if (event.GetId() == wxID_THEME_BW) {
ThemeMgr::mgr.setTheme(COLOR_THEME_BW);
} else if (event.GetId() == wxID_THEME_RAD) {
ThemeMgr::mgr.setTheme(COLOR_THEME_RAD);
} else if (event.GetId() == wxID_THEME_TOUCH) {
ThemeMgr::mgr.setTheme(COLOR_THEME_TOUCH);
} else if (event.GetId() == wxID_THEME_HD) {
ThemeMgr::mgr.setTheme(COLOR_THEME_HD);
} else if (event.GetId() == wxID_THEME_RADAR) {
ThemeMgr::mgr.setTheme(COLOR_THEME_RADAR);
}
switch (event.GetId()) {
case wxID_BANDWIDTH_1000M:
wxGetApp().setSampleRate(1000000);
break;
case wxID_BANDWIDTH_1500M:
wxGetApp().setSampleRate(1500000);
break;
case wxID_BANDWIDTH_2000M:
wxGetApp().setSampleRate(2000000);
break;
case wxID_BANDWIDTH_2500M:
wxGetApp().setSampleRate(2500000);
break;
case wxID_BANDWIDTH_2880M:
wxGetApp().setSampleRate(2880000);
break;
case wxID_BANDWIDTH_3200M:
wxGetApp().setSampleRate(3200000);
break;
}
std::vector<SDRDeviceInfo *> *devs = wxGetApp().getDevices();
if (event.GetId() >= wxID_DEVICE_ID && event.GetId() <= wxID_DEVICE_ID + devs->size()) {
wxGetApp().setDevice(event.GetId() - wxID_DEVICE_ID);
}
if (event.GetId() >= wxID_AUDIO_BANDWIDTH_BASE) {
int evId = event.GetId();
std::vector<RtAudio::DeviceInfo>::iterator devices_i;
std::map<int, RtAudio::DeviceInfo>::iterator mdevices_i;
int i = 0;
for (mdevices_i = outputDevices.begin(); mdevices_i != outputDevices.end(); mdevices_i++) {
int menu_id = wxID_AUDIO_BANDWIDTH_BASE + wxID_AUDIO_DEVICE_MULTIPLIER * mdevices_i->first;
int j = 0;
for (std::vector<unsigned int>::iterator srate = mdevices_i->second.sampleRates.begin(); srate != mdevices_i->second.sampleRates.end();
srate++) {
if (evId == menu_id + j) {
//audioSampleRateMenuItems[menu_id+j];
//std::cout << "Would set audio sample rate on device " << mdevices_i->second.name << " (" << mdevices_i->first << ") to " << (*srate) << "Hz" << std::endl;
AudioThread::setDeviceSampleRate(mdevices_i->first, *srate);
}
j++;
}
i++;
}
}
}
void AppFrame::OnClose(wxCommandEvent& WXUNUSED(event)) {
Close(false);
}
void AppFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event)) {
new AppFrame();
}
void AppFrame::OnThread(wxCommandEvent& event) {
event.Skip();
}
void AppFrame::OnIdle(wxIdleEvent& event) {
bool work_done = false;
//#ifdef __APPLE__
// std::this_thread::sleep_for(std::chrono::milliseconds(4));
// std::this_thread::yield();
//#endif
DemodulatorInstance *demod = wxGetApp().getDemodMgr().getLastActiveDemodulator();
if (demod) {
if (demod != activeDemodulator) {
demodSignalMeter->setInputValue(demod->getSquelchLevel());
demodGainMeter->setInputValue(demod->getGain());
int outputDevice = demod->getOutputDevice();
scopeCanvas->setDeviceName(outputDevices[outputDevice].name);
outputDeviceMenuItems[outputDevice]->Check(true);
int dType = demod->getDemodulatorType();
demodModeSelector->setSelection(dType);
}
if (demodWaterfallCanvas->getDragState() == WaterfallCanvas::WF_DRAG_NONE) {
long long centerFreq = demod->getFrequency();
unsigned int demodBw = (unsigned int) ceil((float) demod->getBandwidth() * 2.25);
if (demod->getDemodulatorType() == DEMOD_TYPE_USB) {
demodBw /= 2;
centerFreq += demod->getBandwidth() / 4;
}
if (demod->getDemodulatorType() == DEMOD_TYPE_LSB) {
demodBw /= 2;
centerFreq -= demod->getBandwidth() / 4;
}
if (demodBw > wxGetApp().getSampleRate() / 2) {
demodBw = wxGetApp().getSampleRate() / 2;
}
if (demodBw < 20000) {
demodBw = 20000;
}
if (centerFreq != demodWaterfallCanvas->getCenterFrequency()) {
demodWaterfallCanvas->setCenterFrequency(centerFreq);
demodSpectrumCanvas->setCenterFrequency(centerFreq);
}
int dSelection = demodModeSelector->getSelection();
if (dSelection != -1 && dSelection != demod->getDemodulatorType()) {
demod->setDemodulatorType(dSelection);
}
demodWaterfallCanvas->setBandwidth(demodBw);
demodSpectrumCanvas->setBandwidth(demodBw);
}
demodSignalMeter->setLevel(demod->getSignalLevel());
demodGainMeter->setLevel(demod->getGain());
if (demodSignalMeter->inputChanged()) {
demod->setSquelchLevel(demodSignalMeter->getInputValue());
}
if (demodGainMeter->inputChanged()) {
demod->setGain(demodGainMeter->getInputValue());
demodGainMeter->setLevel(demodGainMeter->getInputValue());
}
activeDemodulator = demod;
} else {
DemodulatorMgr *mgr = &wxGetApp().getDemodMgr();
int dSelection = demodModeSelector->getSelection();
if (dSelection != -1 && dSelection != mgr->getLastDemodulatorType()) {
mgr->setLastDemodulatorType(dSelection);
}
demodGainMeter->setLevel(mgr->getLastGain());
if (demodSignalMeter->inputChanged()) {
mgr->setLastSquelchLevel(demodSignalMeter->getInputValue());
}
if (demodGainMeter->inputChanged()) {
mgr->setLastGain(demodGainMeter->getInputValue());
demodGainMeter->setLevel(demodGainMeter->getInputValue());
}
if (wxGetApp().getFrequency() != demodWaterfallCanvas->getCenterFrequency()) {
demodWaterfallCanvas->setCenterFrequency(wxGetApp().getFrequency());
demodSpectrumCanvas->setCenterFrequency(wxGetApp().getFrequency());
}
if (spectrumCanvas->getViewState() && abs(wxGetApp().getFrequency()-spectrumCanvas->getCenterFrequency()) > (wxGetApp().getSampleRate()/2)) {
spectrumCanvas->setCenterFrequency(wxGetApp().getFrequency());
waterfallCanvas->setCenterFrequency(wxGetApp().getFrequency());
}
}
if (!waterfallCanvas->HasFocus()) {
waterfallCanvas->SetFocus();
}
event.Skip();
}
void AppFrame::saveSession(std::string fileName) {
DataTree s("cubicsdr_session");
DataNode *header = s.rootNode()->newChild("header");
*header->newChild("version") = std::string(CUBICSDR_VERSION);
*header->newChild("center_freq") = wxGetApp().getFrequency();
*header->newChild("offset") = wxGetApp().getOffset();
DataNode *demods = s.rootNode()->newChild("demodulators");
std::vector<DemodulatorInstance *> &instances = wxGetApp().getDemodMgr().getDemodulators();
std::vector<DemodulatorInstance *>::iterator instance_i;
for (instance_i = instances.begin(); instance_i != instances.end(); instance_i++) {
DataNode *demod = demods->newChild("demodulator");
*demod->newChild("bandwidth") = (*instance_i)->getBandwidth();
*demod->newChild("frequency") = (*instance_i)->getFrequency();
*demod->newChild("type") = (*instance_i)->getDemodulatorType();
*demod->newChild("squelch_level") = (*instance_i)->getSquelchLevel();
*demod->newChild("squelch_enabled") = (*instance_i)->isSquelchEnabled() ? 1 : 0;
*demod->newChild("stereo") = (*instance_i)->isStereo() ? 1 : 0;
*demod->newChild("output_device") = outputDevices[(*instance_i)->getOutputDevice()].name;
*demod->newChild("gain") = (*instance_i)->getGain();
}
s.SaveToFileXML(fileName);
currentSessionFile = fileName;
std::string filePart = fileName.substr(fileName.find_last_of(filePathSeparator) + 1);
GetStatusBar()->SetStatusText(wxString::Format(wxT("Saved session: %s"), currentSessionFile.c_str()));
SetTitle(wxString::Format(wxT("%s: %s"), CUBICSDR_TITLE, filePart.c_str()));
}
bool AppFrame::loadSession(std::string fileName) {
DataTree l;
if (!l.LoadFromFileXML(fileName)) {
return false;
}
wxGetApp().getDemodMgr().terminateAll();
try {
DataNode *header = l.rootNode()->getNext("header");
std::string version(*header->getNext("version"));
long long center_freq = *header->getNext("center_freq");
long long offset = *header->getNext("offset");
std::cout << "Loading " << version << " session file" << std::endl;
std::cout << "\tCenter Frequency: " << center_freq << std::endl;
std::cout << "\tOffset: " << offset << std::endl;
wxGetApp().setFrequency(center_freq);
wxGetApp().setOffset(offset);
DataNode *demodulators = l.rootNode()->getNext("demodulators");
while (demodulators->hasAnother("demodulator")) {
DataNode *demod = demodulators->getNext("demodulator");
if (!demod->hasAnother("bandwidth") || !demod->hasAnother("frequency")) {
continue;
}
long bandwidth = *demod->getNext("bandwidth");
long long freq = *demod->getNext("frequency");
int type = demod->hasAnother("type") ? *demod->getNext("type") : DEMOD_TYPE_FM;
float squelch_level = demod->hasAnother("squelch_level") ? (float) *demod->getNext("squelch_level") : 0;
int squelch_enabled = demod->hasAnother("squelch_enabled") ? (int) *demod->getNext("squelch_enabled") : 0;
int stereo = demod->hasAnother("stereo") ? (int) *demod->getNext("stereo") : 0;
std::string output_device = demod->hasAnother("output_device") ? string(*(demod->getNext("output_device"))) : "";
float gain = demod->hasAnother("gain") ? (float) *demod->getNext("gain") : 1.0;
DemodulatorInstance *newDemod = wxGetApp().getDemodMgr().newThread();
newDemod->setDemodulatorType(type);
newDemod->setBandwidth(bandwidth);
newDemod->setFrequency(freq);
newDemod->setGain(gain);
newDemod->updateLabel(freq);
if (squelch_enabled) {
newDemod->setSquelchEnabled(true);
newDemod->setSquelchLevel(squelch_level);
}
if (stereo) {
newDemod->setStereo(true);
}
bool found_device = false;
std::map<int, RtAudio::DeviceInfo>::iterator i;
for (i = outputDevices.begin(); i != outputDevices.end(); i++) {
if (i->second.name == output_device) {
newDemod->setOutputDevice(i->first);
found_device = true;
}
}
if (!found_device) {
std::cout << "\tWarning: named output device '" << output_device << "' was not found. Using default output.";
}
newDemod->run();
wxGetApp().bindDemodulator(newDemod);
std::cout << "\tAdded demodulator at frequency " << freq << " type " << type << std::endl;
std::cout << "\t\tBandwidth: " << bandwidth << std::endl;
std::cout << "\t\tSquelch Level: " << squelch_level << std::endl;
std::cout << "\t\tSquelch Enabled: " << (squelch_enabled ? "true" : "false") << std::endl;
std::cout << "\t\tStereo: " << (stereo ? "true" : "false") << std::endl;
std::cout << "\t\tOutput Device: " << output_device << std::endl;
}
} catch (DataInvalidChildException &e) {
std::cout << e.what() << std::endl;
return false;
} catch (DataTypeMismatchException &e) {
std::cout << e.what() << std::endl;
return false;
}
currentSessionFile = fileName;
std::string filePart = fileName.substr(fileName.find_last_of(filePathSeparator) + 1);
GetStatusBar()->SetStatusText(wxString::Format(wxT("Loaded session file: %s"), currentSessionFile.c_str()));
SetTitle(wxString::Format(wxT("%s: %s"), CUBICSDR_TITLE, filePart.c_str()));
return true;
}
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