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sdrangel/plugins/channelrx/demodais/aisdemodgui.cpp
srcejon 1625c42e38 AIS: Validate message length. Fixes #2125
2024-06-20 22:00:15 +01:00

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2021-2023 Jon Beniston, M7RCE <jon@beniston.com> //
// Copyright (C) 2021-2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <limits>
#include <ctype.h>
#include <QDockWidget>
#include <QMainWindow>
#include <QDebug>
#include <QDesktopServices>
#include <QMessageBox>
#include <QAction>
#include <QRegularExpression>
#include <QClipboard>
#include <QFileDialog>
#include <QScrollBar>
#include <QIcon>
#include "aisdemodgui.h"
#include "device/deviceuiset.h"
#include "dsp/dspengine.h"
#include "dsp/dspcommands.h"
#include "ui_aisdemodgui.h"
#include "plugin/pluginapi.h"
#include "util/ais.h"
#include "util/csv.h"
#include "util/db.h"
#include "util/mmsi.h"
#include "gui/basicchannelsettingsdialog.h"
#include "gui/dialpopup.h"
#include "gui/dialogpositioner.h"
#include "dsp/dspengine.h"
#include "dsp/glscopesettings.h"
#include "gui/tabletapandhold.h"
#include "maincore.h"
#include "aisdemod.h"
void AISDemodGUI::resizeTable()
{
// Fill table with a row of dummy data that will size the columns nicely
// Trailing spaces are for sort arrow
int row = ui->messages->rowCount();
ui->messages->setRowCount(row + 1);
ui->messages->setItem(row, MESSAGE_COL_DATE, new QTableWidgetItem("Frid Apr 15 2016-"));
ui->messages->setItem(row, MESSAGE_COL_TIME, new QTableWidgetItem("10:17:00"));
ui->messages->setItem(row, MESSAGE_COL_MMSI, new QTableWidgetItem("123456789"));
ui->messages->setItem(row, MESSAGE_COL_COUNTRY, new QTableWidgetItem("flag"));
ui->messages->setItem(row, MESSAGE_COL_TYPE, new QTableWidgetItem("Position report"));
ui->messages->setItem(row, MESSAGE_COL_ID, new QTableWidgetItem("25"));
ui->messages->setItem(row, MESSAGE_COL_DATA, new QTableWidgetItem("ABCEDGHIJKLMNOPQRSTUVWXYZ"));
ui->messages->setItem(row, MESSAGE_COL_NMEA, new QTableWidgetItem("!AIVDM,1,1,,A,AAAAAAAAAAAAAAAAAAAAAAAAAAAA,0*00"));
ui->messages->setItem(row, MESSAGE_COL_HEX, new QTableWidgetItem("04058804002000069a0760728d9e00000040000000"));
ui->messages->setItem(row, MESSAGE_COL_SLOT, new QTableWidgetItem("2450"));
ui->messages->resizeColumnsToContents();
ui->messages->removeRow(row);
}
// Columns in table reordered
void AISDemodGUI::messages_sectionMoved(int logicalIndex, int oldVisualIndex, int newVisualIndex)
{
(void) oldVisualIndex;
m_settings.m_messageColumnIndexes[logicalIndex] = newVisualIndex;
}
// Column in table resized (when hidden size is 0)
void AISDemodGUI::messages_sectionResized(int logicalIndex, int oldSize, int newSize)
{
(void) oldSize;
m_settings.m_messageColumnSizes[logicalIndex] = newSize;
}
// Right click in table header - show column select menu
void AISDemodGUI::messagesColumnSelectMenu(QPoint pos)
{
messagesMenu->popup(ui->messages->horizontalHeader()->viewport()->mapToGlobal(pos));
}
// Hide/show column when menu selected
void AISDemodGUI::messagesColumnSelectMenuChecked(bool checked)
{
(void) checked;
QAction* action = qobject_cast<QAction*>(sender());
if (action != nullptr)
{
int idx = action->data().toInt(nullptr);
ui->messages->setColumnHidden(idx, !action->isChecked());
}
}
// Create column select menu item
QAction *AISDemodGUI::createCheckableItem(QString &text, int idx, bool checked, const char *slot)
{
QAction *action = new QAction(text, this);
action->setCheckable(true);
action->setChecked(checked);
action->setData(QVariant(idx));
connect(action, SIGNAL(triggered()), this, slot);
return action;
}
AISDemodGUI* AISDemodGUI::create(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel)
{
AISDemodGUI* gui = new AISDemodGUI(pluginAPI, deviceUISet, rxChannel);
return gui;
}
void AISDemodGUI::destroy()
{
delete this;
}
void AISDemodGUI::resetToDefaults()
{
m_settings.resetToDefaults();
displaySettings();
applySettings(true);
}
QByteArray AISDemodGUI::serialize() const
{
return m_settings.serialize();
}
bool AISDemodGUI::deserialize(const QByteArray& data)
{
if(m_settings.deserialize(data)) {
displaySettings();
applySettings(true);
return true;
} else {
resetToDefaults();
return false;
}
}
// Distint palette generator
// https://mokole.com/palette.html
QList<QRgb> AISDemodGUI::m_colors = {
0xffffff,
0xff0000,
0x00ff00,
0x0000ff,
0x00ffff,
0xff00ff,
0x7fff00,
0x000080,
0xa9a9a9,
0x2f4f4f,
0x556b2f,
0x8b4513,
0x6b8e23,
0x191970,
0x006400,
0x708090,
0x8b0000,
0x3cb371,
0xbc8f8f,
0x663399,
0xb8860b,
0xbdb76b,
0x008b8b,
0x4682b4,
0xd2691e,
0x9acd32,
0xcd5c5c,
0x32cd32,
0x8fbc8f,
0x8b008b,
0xb03060,
0x66cdaa,
0x9932cc,
0x00ced1,
0xff8c00,
0xffd700,
0xc71585,
0x0000cd,
0xdeb887,
0x00ff7f,
0x4169e1,
0xe9967a,
0xdc143c,
0x00bfff,
0xf4a460,
0x9370db,
0xa020f0,
0xff6347,
0xd8bfd8,
0xdb7093,
0xf0e68c,
0xffff54,
0x6495ed,
0xdda0dd,
0x87ceeb,
0xff1493,
0xafeeee,
0xee82ee,
0xfaf0e6,
0x98fb98,
0x7fffd4,
0xff69b4,
0xfffacd,
0xffb6c1,
};
QHash<QString, QRgb> m_categoryColors = {
{"Class A Vessel", 0xff0000},
{"Class B Vessel", 0x0000ff},
{"Coast", 0x00ff00},
{"Physical AtoN", 0xffff00},
{"Virtual AtoN", 0xc0c000},
{"Mobile AtoN", 0xa0a000},
{"AtoN", 0x808000},
{"SAR", 0x00ffff},
{"SAR Aircraft", 0x00c0c0},
{"SAR Helicopter", 0x00a0a0},
{"Group", 0xff00ff},
{"Man overboard", 0xc000c0},
{"EPIRB", 0xa000a0},
{"AMRD", 0x800080},
{"Craft with parent ship", 0x600060}
};
QMutex AISDemodGUI::m_colorMutex;
QHash<QString, bool> AISDemodGUI::m_usedInFrame;
QHash<QString, QColor> AISDemodGUI::m_slotMapColors;
QDateTime AISDemodGUI::m_lastColorUpdate;
QHash<QString, QString> AISDemodGUI::m_category;
QColor AISDemodGUI::getColor(const QString& mmsi)
{
if (true)
{
if (m_category.contains(mmsi))
{
QString category = m_category.value(mmsi);
if (m_categoryColors.contains(category)) {
return QColor(m_categoryColors.value(category));
}
qDebug() << "No color for " << category;
return Qt::white;
}
else
{
// Use white for no category
return Qt::white;
}
}
else
{
QMutexLocker locker(&m_colorMutex);
QColor color;
if (m_slotMapColors.contains(mmsi))
{
m_usedInFrame.insert(mmsi, true);
color = m_slotMapColors.value(mmsi);
}
else
{
if (m_colors.size() > 0)
{
color = m_colors.takeFirst();
qDebug() << "Taking colour from list " << color << "for" << mmsi << " - remaining " << m_colors.size();
}
else
{
qDebug() << "Out of colors - looking to reuse";
// Look for recently unused color
QMutableHashIterator<QString, bool> it(m_usedInFrame);
color = Qt::black;
while (it.hasNext())
{
it.next();
if (!it.value())
{
color = m_slotMapColors.value(it.key());
if (color != Qt::black)
{
qDebug() << "Reusing " << color << " from " << it.key();
m_slotMapColors.remove(it.key());
m_usedInFrame.remove(it.key());
break;
}
}
}
}
if (color != Qt::black)
{
m_slotMapColors.insert(mmsi, color);
m_usedInFrame.insert(mmsi, true);
}
else
{
qDebug() << "No free colours";
}
}
// Don't actually draw with black, as it's the background colour
if (color == Qt::black) {
return Qt::white;
} else {
return color;
}
}
}
void AISDemodGUI::updateColors()
{
QMutexLocker locker(&m_colorMutex);
QDateTime currentDateTime = QDateTime::currentDateTime();
if (!m_lastColorUpdate.isValid() || (m_lastColorUpdate.time().minute() != currentDateTime.time().minute()))
{
QHashIterator<QString, bool> it(m_usedInFrame);
while (it.hasNext())
{
it.next();
m_usedInFrame.insert(it.key(), false);
}
}
m_lastColorUpdate = currentDateTime;
}
void AISDemodGUI::updateSlotMap()
{
QDateTime currentDateTime = QDateTime::currentDateTime();
if (!m_lastSlotMapUpdate.isValid() || (m_lastSlotMapUpdate.time().minute() != currentDateTime.time().minute()))
{
// Update slot utilisation stats for previous frame
ui->slotsFree->setText(QString::number(2250 - m_slotsUsed));
ui->slotsUsed->setText(QString::number(m_slotsUsed));
ui->slotUtilization->setValue(std::round(m_slotsUsed * 100.0 / 2250.0));
m_slotsUsed = 0;
// Draw empty grid
m_image.fill(Qt::transparent);
//m_image.fill(Qt::);
m_painter.setPen(Qt::black);
for (int x = 0; x < m_image.width(); x += 5) {
m_painter.drawLine(x, 0, x, m_image.height() - 1);
}
for (int y = 0; y < m_image.height(); y += 5) {
m_painter.drawLine(0, y, m_image.width() - 1, y);
}
updateColors();
}
ui->slotMap->setPixmap(m_image);
m_lastSlotMapUpdate = currentDateTime;
}
void AISDemodGUI::updateCategory(const QString& mmsi, const AISMessage *message)
{
QMutexLocker locker(&m_colorMutex);
if (!m_category.contains(mmsi))
{
// Categorise by MMSI
QString category = MMSI::getCategory(mmsi);
if (category != "Ship")
{
m_category.insert(mmsi, category);
return;
}
// Handle Search and Rescue Aircraft Report, where MMSI doesn't indicate SAR
if (message->m_id == 9)
{
m_category.insert(mmsi, "SAR");
return;
}
// If ship, determine Class A or B by message type
// See table 42 in ITU-R M.1371-5
if ( (message->m_id <= 12)
|| ((message->m_id >= 15) && (message->m_id <= 17))
|| ((message->m_id >= 20) && (message->m_id <= 23))
|| (message->m_id >= 25)
)
{
m_category.insert(mmsi, "Class A Vessel");
return;
}
// Only Class B should transmit Part B static data reports
const AISStaticDataReport *staticDataReport = dynamic_cast<const AISStaticDataReport *>(message);
if ( (message->m_id == 18)
|| (message->m_id == 19)
|| (staticDataReport && (staticDataReport->m_partNumber == 1))
)
{
m_category.insert(mmsi, "Class B Vessel");
return;
}
// Other messages (such as safety) could be broadcast from either Class A or B
}
}
// Add row to table
void AISDemodGUI::messageReceived(const QByteArray& message, const QDateTime& dateTime, int slot, int totalSlots)
{
AISMessage *ais;
// Decode the message
ais = AISMessage::decode(message);
if (!ais) {
return;
}
// Is scroll bar at bottom
QScrollBar *sb = ui->messages->verticalScrollBar();
bool scrollToBottom = sb->value() == sb->maximum();
// Add to messages table
ui->messages->setSortingEnabled(false);
int row = ui->messages->rowCount();
ui->messages->setRowCount(row + 1);
QTableWidgetItem *dateItem = new QTableWidgetItem();
QTableWidgetItem *timeItem = new QTableWidgetItem();
QTableWidgetItem *mmsiItem = new QTableWidgetItem();
QTableWidgetItem *countryItem = new QTableWidgetItem();
QTableWidgetItem *typeItem = new QTableWidgetItem();
QTableWidgetItem *idItem = new QTableWidgetItem();
QTableWidgetItem *dataItem = new QTableWidgetItem();
QTableWidgetItem *nmeaItem = new QTableWidgetItem();
QTableWidgetItem *hexItem = new QTableWidgetItem();
QTableWidgetItem *slotItem = new QTableWidgetItem();
ui->messages->setItem(row, MESSAGE_COL_DATE, dateItem);
ui->messages->setItem(row, MESSAGE_COL_TIME, timeItem);
ui->messages->setItem(row, MESSAGE_COL_MMSI, mmsiItem);
ui->messages->setItem(row, MESSAGE_COL_COUNTRY, countryItem);
ui->messages->setItem(row, MESSAGE_COL_TYPE, typeItem);
ui->messages->setItem(row, MESSAGE_COL_ID, idItem);
ui->messages->setItem(row, MESSAGE_COL_DATA, dataItem);
ui->messages->setItem(row, MESSAGE_COL_NMEA, nmeaItem);
ui->messages->setItem(row, MESSAGE_COL_HEX, hexItem);
ui->messages->setItem(row, MESSAGE_COL_SLOT, slotItem);
dateItem->setText(dateTime.date().toString());
timeItem->setText(dateTime.time().toString());
QString mmsi = QString("%1").arg(ais->m_mmsi, 9, 10, QChar('0'));
mmsiItem->setText(mmsi);
QIcon *flag = MMSI::getFlagIcon(mmsi);
if (flag)
{
countryItem->setSizeHint(QSize(40, 20));
countryItem->setIcon(*flag);
}
typeItem->setText(ais->getType());
idItem->setData(Qt::DisplayRole, ais->m_id);
dataItem->setText(ais->toString());
nmeaItem->setText(ais->toNMEA());
hexItem->setText(ais->toHex());
slotItem->setData(Qt::DisplayRole, slot);
if (!m_loadingData)
{
filterRow(row);
ui->messages->setSortingEnabled(true);
if (scrollToBottom) {
ui->messages->scrollToBottom();
}
}
updateCategory(mmsi, ais);
// Update slot map
updateSlotMap();
QColor color = getColor(mmsi);
m_painter.setPen(color);
for (int i = 0; i < totalSlots; i++)
{
int y = (slot + i) / m_slotMapWidth;
int x = (slot + i) % m_slotMapWidth;
m_painter.fillRect(x * 5 + 1, y * 5 + 1, 4, 4, color);
}
m_slotsUsed += totalSlots;
delete ais;
}
bool AISDemodGUI::handleMessage(const Message& message)
{
if (AISDemod::MsgConfigureAISDemod::match(message))
{
qDebug("AISDemodGUI::handleMessage: AISDemod::MsgConfigureAISDemod");
const AISDemod::MsgConfigureAISDemod& cfg = (AISDemod::MsgConfigureAISDemod&) message;
m_settings = cfg.getSettings();
blockApplySettings(true);
ui->scopeGUI->updateSettings();
m_channelMarker.updateSettings(static_cast<const ChannelMarker*>(m_settings.m_channelMarker));
displaySettings();
blockApplySettings(false);
return true;
}
else if (AISDemod::MsgMessage::match(message))
{
AISDemod::MsgMessage& report = (AISDemod::MsgMessage&) message;
messageReceived(report.getMessage(), report.getDateTime(), report.getSlot(), report.getSlots());
return true;
}
else if (DSPSignalNotification::match(message))
{
DSPSignalNotification& notif = (DSPSignalNotification&) message;
m_deviceCenterFrequency = notif.getCenterFrequency();
m_basebandSampleRate = notif.getSampleRate();
ui->deltaFrequency->setValueRange(false, 7, -m_basebandSampleRate/2, m_basebandSampleRate/2);
ui->deltaFrequencyLabel->setToolTip(tr("Range %1 %L2 Hz").arg(QChar(0xB1)).arg(m_basebandSampleRate/2));
updateAbsoluteCenterFrequency();
return true;
}
return false;
}
void AISDemodGUI::handleInputMessages()
{
Message* message;
while ((message = getInputMessageQueue()->pop()) != 0)
{
if (handleMessage(*message))
{
delete message;
}
}
}
void AISDemodGUI::channelMarkerChangedByCursor()
{
ui->deltaFrequency->setValue(m_channelMarker.getCenterFrequency());
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
applySettings();
}
void AISDemodGUI::channelMarkerHighlightedByCursor()
{
setHighlighted(m_channelMarker.getHighlighted());
}
void AISDemodGUI::on_deltaFrequency_changed(qint64 value)
{
m_channelMarker.setCenterFrequency(value);
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
updateAbsoluteCenterFrequency();
applySettings();
}
void AISDemodGUI::on_rfBW_valueChanged(int value)
{
float bw = value * 100.0f;
ui->rfBWText->setText(QString("%1k").arg(value / 10.0, 0, 'f', 1));
m_channelMarker.setBandwidth(bw);
m_settings.m_rfBandwidth = bw;
applySettings();
}
void AISDemodGUI::on_fmDev_valueChanged(int value)
{
ui->fmDevText->setText(QString("%1k").arg(value / 10.0, 0, 'f', 1));
m_settings.m_fmDeviation = value * 100.0;
applySettings();
}
void AISDemodGUI::on_threshold_valueChanged(int value)
{
ui->thresholdText->setText(QString("%1").arg(value));
m_settings.m_correlationThreshold = value;
applySettings();
}
void AISDemodGUI::on_filterMMSI_editingFinished()
{
m_settings.m_filterMMSI = ui->filterMMSI->text();
filter();
applySettings();
}
void AISDemodGUI::on_clearTable_clicked()
{
ui->messages->setRowCount(0);
}
void AISDemodGUI::on_udpEnabled_clicked(bool checked)
{
m_settings.m_udpEnabled = checked;
applySettings();
}
void AISDemodGUI::on_udpAddress_editingFinished()
{
m_settings.m_udpAddress = ui->udpAddress->text();
applySettings();
}
void AISDemodGUI::on_udpPort_editingFinished()
{
m_settings.m_udpPort = ui->udpPort->text().toInt();
applySettings();
}
void AISDemodGUI::on_udpFormat_currentIndexChanged(int value)
{
m_settings.m_udpFormat = (AISDemodSettings::UDPFormat)value;
applySettings();
}
void AISDemodGUI::on_messages_cellDoubleClicked(int row, int column)
{
// Get MMSI of message in row double clicked
QString mmsi = ui->messages->item(row, MESSAGE_COL_MMSI)->text();
if (column == MESSAGE_COL_MMSI)
{
// Search for MMSI on www.vesselfinder.com
QDesktopServices::openUrl(QUrl(QString("https://www.vesselfinder.com/vessels?name=%1").arg(mmsi)));
}
}
void AISDemodGUI::filterRow(int row)
{
bool hidden = false;
if (m_settings.m_filterMMSI != "")
{
QRegularExpression re(QRegularExpression::anchoredPattern(m_settings.m_filterMMSI));
QTableWidgetItem *fromItem = ui->messages->item(row, MESSAGE_COL_MMSI);
QRegularExpressionMatch match = re.match(fromItem->text());
if (!match.hasMatch())
hidden = true;
}
ui->messages->setRowHidden(row, hidden);
}
void AISDemodGUI::filter()
{
for (int i = 0; i < ui->messages->rowCount(); i++)
{
filterRow(i);
}
}
void AISDemodGUI::onWidgetRolled(QWidget* widget, bool rollDown)
{
(void) widget;
(void) rollDown;
getRollupContents()->saveState(m_rollupState);
applySettings();
}
void AISDemodGUI::onMenuDialogCalled(const QPoint &p)
{
if (m_contextMenuType == ContextMenuChannelSettings)
{
BasicChannelSettingsDialog dialog(&m_channelMarker, this);
dialog.setUseReverseAPI(m_settings.m_useReverseAPI);
dialog.setReverseAPIAddress(m_settings.m_reverseAPIAddress);
dialog.setReverseAPIPort(m_settings.m_reverseAPIPort);
dialog.setReverseAPIDeviceIndex(m_settings.m_reverseAPIDeviceIndex);
dialog.setReverseAPIChannelIndex(m_settings.m_reverseAPIChannelIndex);
dialog.setDefaultTitle(m_displayedName);
if (m_deviceUISet->m_deviceMIMOEngine)
{
dialog.setNumberOfStreams(m_aisDemod->getNumberOfDeviceStreams());
dialog.setStreamIndex(m_settings.m_streamIndex);
}
dialog.move(p);
new DialogPositioner(&dialog, true);
dialog.exec();
m_settings.m_rgbColor = m_channelMarker.getColor().rgb();
m_settings.m_title = m_channelMarker.getTitle();
m_settings.m_useReverseAPI = dialog.useReverseAPI();
m_settings.m_reverseAPIAddress = dialog.getReverseAPIAddress();
m_settings.m_reverseAPIPort = dialog.getReverseAPIPort();
m_settings.m_reverseAPIDeviceIndex = dialog.getReverseAPIDeviceIndex();
m_settings.m_reverseAPIChannelIndex = dialog.getReverseAPIChannelIndex();
setWindowTitle(m_settings.m_title);
setTitle(m_channelMarker.getTitle());
setTitleColor(m_settings.m_rgbColor);
if (m_deviceUISet->m_deviceMIMOEngine)
{
m_settings.m_streamIndex = dialog.getSelectedStreamIndex();
m_channelMarker.clearStreamIndexes();
m_channelMarker.addStreamIndex(m_settings.m_streamIndex);
updateIndexLabel();
}
applySettings();
}
resetContextMenuType();
}
AISDemodGUI::AISDemodGUI(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel, QWidget* parent) :
ChannelGUI(parent),
ui(new Ui::AISDemodGUI),
m_pluginAPI(pluginAPI),
m_deviceUISet(deviceUISet),
m_channelMarker(this),
m_deviceCenterFrequency(0),
m_basebandSampleRate(1),
m_doApplySettings(true),
m_tickCount(0),
m_loadingData(false),
m_slotsUsed(0)
{
setAttribute(Qt::WA_DeleteOnClose, true);
m_helpURL = "plugins/channelrx/demodais/readme.md";
RollupContents *rollupContents = getRollupContents();
ui->setupUi(rollupContents);
setSizePolicy(rollupContents->sizePolicy());
rollupContents->arrangeRollups();
connect(rollupContents, SIGNAL(widgetRolled(QWidget*,bool)), this, SLOT(onWidgetRolled(QWidget*,bool)));
connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(onMenuDialogCalled(const QPoint &)));
m_aisDemod = reinterpret_cast<AISDemod*>(rxChannel);
m_aisDemod->setMessageQueueToGUI(getInputMessageQueue());
connect(&MainCore::instance()->getMasterTimer(), SIGNAL(timeout()), this, SLOT(tick())); // 50 ms
m_scopeVis = m_aisDemod->getScopeSink();
m_scopeVis->setGLScope(ui->glScope);
ui->glScope->connectTimer(MainCore::instance()->getMasterTimer());
ui->scopeGUI->setBuddies(m_scopeVis->getInputMessageQueue(), m_scopeVis, ui->glScope);
ui->scopeGUI->setStreams(QStringList({"IQ", "MagSq", "FM demod", "Gaussian", "RX buf", "Correlation", "Threshold met", "DC offset", "CRC"}));
// Scope settings to display the IQ waveforms
ui->scopeGUI->setPreTrigger(1);
GLScopeSettings::TraceData traceDataI, traceDataQ;
traceDataI.m_projectionType = Projector::ProjectionReal;
traceDataI.m_amp = 1.0; // for -1 to +1
traceDataI.m_ofs = 0.0; // vertical offset
traceDataQ.m_projectionType = Projector::ProjectionImag;
traceDataQ.m_amp = 1.0;
traceDataQ.m_ofs = 0.0;
ui->scopeGUI->changeTrace(0, traceDataI);
ui->scopeGUI->addTrace(traceDataQ);
ui->scopeGUI->setDisplayMode(GLScopeSettings::DisplayXYV);
ui->scopeGUI->focusOnTrace(0); // re-focus to take changes into account in the GUI
GLScopeSettings::TriggerData triggerData;
triggerData.m_triggerLevel = 0.1;
triggerData.m_triggerLevelCoarse = 10;
triggerData.m_triggerPositiveEdge = true;
ui->scopeGUI->changeTrigger(0, triggerData);
ui->scopeGUI->focusOnTrigger(0); // re-focus to take changes into account in the GUI
m_scopeVis->setLiveRate(9600*6);
//m_scopeVis->setFreeRun(false); // FIXME: add method rather than call m_scopeVis->configure()
ui->deltaFrequencyLabel->setText(QString("%1f").arg(QChar(0x94, 0x03)));
ui->deltaFrequency->setColorMapper(ColorMapper(ColorMapper::GrayGold));
ui->deltaFrequency->setValueRange(false, 7, -9999999, 9999999);
ui->channelPowerMeter->setColorTheme(LevelMeterSignalDB::ColorGreenAndBlue);
m_channelMarker.blockSignals(true);
m_channelMarker.setColor(Qt::yellow);
m_channelMarker.setBandwidth(m_settings.m_rfBandwidth);
m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
m_channelMarker.setTitle("AIS Demodulator");
m_channelMarker.blockSignals(false);
m_channelMarker.setVisible(true); // activate signal on the last setting only
setTitleColor(m_channelMarker.getColor());
m_settings.setChannelMarker(&m_channelMarker);
m_settings.setScopeGUI(ui->scopeGUI);
m_settings.setRollupState(&m_rollupState);
m_deviceUISet->addChannelMarker(&m_channelMarker);
connect(&m_channelMarker, SIGNAL(changedByCursor()), this, SLOT(channelMarkerChangedByCursor()));
connect(&m_channelMarker, SIGNAL(highlightedByCursor()), this, SLOT(channelMarkerHighlightedByCursor()));
connect(getInputMessageQueue(), SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
// Resize the table using dummy data
resizeTable();
// Allow user to reorder columns
ui->messages->horizontalHeader()->setSectionsMovable(true);
// Allow user to sort table by clicking on headers
ui->messages->setSortingEnabled(true);
// Add context menu to allow hiding/showing of columns
messagesMenu = new QMenu(ui->messages);
for (int i = 0; i < ui->messages->horizontalHeader()->count(); i++)
{
QString text = ui->messages->horizontalHeaderItem(i)->text();
messagesMenu->addAction(createCheckableItem(text, i, true, SLOT(messagesColumnSelectMenuChecked())));
}
ui->messages->horizontalHeader()->setContextMenuPolicy(Qt::CustomContextMenu);
connect(ui->messages->horizontalHeader(), SIGNAL(customContextMenuRequested(QPoint)), SLOT(messagesColumnSelectMenu(QPoint)));
// Get signals when columns change
connect(ui->messages->horizontalHeader(), SIGNAL(sectionMoved(int, int, int)), SLOT(messages_sectionMoved(int, int, int)));
connect(ui->messages->horizontalHeader(), SIGNAL(sectionResized(int, int, int)), SLOT(messages_sectionResized(int, int, int)));
ui->messages->setContextMenuPolicy(Qt::CustomContextMenu);
connect(ui->messages, SIGNAL(customContextMenuRequested(QPoint)), SLOT(customContextMenuRequested(QPoint)));
TableTapAndHold *tableTapAndHold = new TableTapAndHold(ui->messages);
connect(tableTapAndHold, &TableTapAndHold::tapAndHold, this, &AISDemodGUI::customContextMenuRequested);
ui->scopeContainer->setVisible(false);
// Create slot map image
m_image = QPixmap(m_slotMapWidth*5+1, m_slotMapHeight*5+1);
m_image.fill(Qt::transparent);
m_image.fill(Qt::black);
m_painter.begin(&m_image);
m_pen.setColor(Qt::white);
m_painter.setPen(m_pen);
ui->slotMap->setPixmap(m_image);
updateSlotMap();
displaySettings();
makeUIConnections();
applySettings(true);
DialPopup::addPopupsToChildDials(this);
m_resizer.enableChildMouseTracking();
}
void AISDemodGUI::customContextMenuRequested(QPoint pos)
{
QTableWidgetItem *item = ui->messages->itemAt(pos);
if (item)
{
QMenu* tableContextMenu = new QMenu(ui->messages);
connect(tableContextMenu, &QMenu::aboutToHide, tableContextMenu, &QMenu::deleteLater);
QAction* copyAction = new QAction("Copy", tableContextMenu);
const QString text = item->text();
connect(copyAction, &QAction::triggered, this, [text]()->void {
QClipboard *clipboard = QGuiApplication::clipboard();
clipboard->setText(text);
});
tableContextMenu->addAction(copyAction);
tableContextMenu->popup(ui->messages->viewport()->mapToGlobal(pos));
}
}
AISDemodGUI::~AISDemodGUI()
{
delete ui;
}
void AISDemodGUI::blockApplySettings(bool block)
{
m_doApplySettings = !block;
}
void AISDemodGUI::applySettings(bool force)
{
if (m_doApplySettings)
{
AISDemod::MsgConfigureAISDemod* message = AISDemod::MsgConfigureAISDemod::create( m_settings, force);
m_aisDemod->getInputMessageQueue()->push(message);
}
}
void AISDemodGUI::displaySettings()
{
m_channelMarker.blockSignals(true);
m_channelMarker.setBandwidth(m_settings.m_rfBandwidth);
m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
m_channelMarker.setTitle(m_settings.m_title);
m_channelMarker.blockSignals(false);
m_channelMarker.setColor(m_settings.m_rgbColor); // activate signal on the last setting only
setTitleColor(m_settings.m_rgbColor);
setWindowTitle(m_channelMarker.getTitle());
setTitle(m_channelMarker.getTitle());
blockApplySettings(true);
ui->deltaFrequency->setValue(m_channelMarker.getCenterFrequency());
ui->rfBWText->setText(QString("%1k").arg(m_settings.m_rfBandwidth / 1000.0, 0, 'f', 1));
ui->rfBW->setValue(m_settings.m_rfBandwidth / 100.0);
ui->fmDevText->setText(QString("%1k").arg(m_settings.m_fmDeviation / 1000.0, 0, 'f', 1));
ui->fmDev->setValue(m_settings.m_fmDeviation / 100.0);
ui->thresholdText->setText(QString("%1").arg(m_settings.m_correlationThreshold));
ui->threshold->setValue(m_settings.m_correlationThreshold);
updateIndexLabel();
ui->filterMMSI->setText(m_settings.m_filterMMSI);
ui->udpEnabled->setChecked(m_settings.m_udpEnabled);
ui->udpAddress->setText(m_settings.m_udpAddress);
ui->udpPort->setText(QString::number(m_settings.m_udpPort));
ui->udpFormat->setCurrentIndex((int)m_settings.m_udpFormat);
ui->logFilename->setToolTip(QString(".csv log filename: %1").arg(m_settings.m_logFilename));
ui->logEnable->setChecked(m_settings.m_logEnabled);
ui->showSlotMap->setChecked(m_settings.m_showSlotMap);
ui->slotMapWidget->setVisible(m_settings.m_showSlotMap);
ui->useFileTime->setChecked(m_settings.m_useFileTime);
// Order and size columns
QHeaderView *header = ui->messages->horizontalHeader();
for (int i = 0; i < AISDEMOD_MESSAGE_COLUMNS; i++)
{
bool hidden = m_settings.m_messageColumnSizes[i] == 0;
header->setSectionHidden(i, hidden);
messagesMenu->actions().at(i)->setChecked(!hidden);
if (m_settings.m_messageColumnSizes[i] > 0)
ui->messages->setColumnWidth(i, m_settings.m_messageColumnSizes[i]);
header->moveSection(header->visualIndex(i), m_settings.m_messageColumnIndexes[i]);
}
filter();
getRollupContents()->restoreState(m_rollupState);
updateAbsoluteCenterFrequency();
blockApplySettings(false);
}
void AISDemodGUI::leaveEvent(QEvent* event)
{
m_channelMarker.setHighlighted(false);
ChannelGUI::leaveEvent(event);
}
void AISDemodGUI::enterEvent(EnterEventType* event)
{
m_channelMarker.setHighlighted(true);
ChannelGUI::enterEvent(event);
}
void AISDemodGUI::tick()
{
double magsqAvg, magsqPeak;
int nbMagsqSamples;
m_aisDemod->getMagSqLevels(magsqAvg, magsqPeak, nbMagsqSamples);
double powDbAvg = CalcDb::dbPower(magsqAvg);
double powDbPeak = CalcDb::dbPower(magsqPeak);
ui->channelPowerMeter->levelChanged(
(100.0f + powDbAvg) / 100.0f,
(100.0f + powDbPeak) / 100.0f,
nbMagsqSamples);
if (m_tickCount % 4 == 0)
{
ui->channelPower->setText(QString::number(powDbAvg, 'f', 1));
updateSlotMap();
}
m_tickCount++;
}
void AISDemodGUI::on_showSlotMap_clicked(bool checked)
{
ui->slotMapWidget->setVisible(checked);
m_settings.m_showSlotMap = checked;
applySettings();
}
void AISDemodGUI::on_logEnable_clicked(bool checked)
{
m_settings.m_logEnabled = checked;
applySettings();
}
void AISDemodGUI::on_logFilename_clicked()
{
// Get filename to save to
QFileDialog fileDialog(nullptr, "Select file to log received frames to", "", "*.csv");
fileDialog.setAcceptMode(QFileDialog::AcceptSave);
if (fileDialog.exec())
{
QStringList fileNames = fileDialog.selectedFiles();
if (fileNames.size() > 0)
{
m_settings.m_logFilename = fileNames[0];
ui->logFilename->setToolTip(QString(".csv log filename: %1").arg(m_settings.m_logFilename));
applySettings();
}
}
}
// Read .csv log and process as received frames
void AISDemodGUI::on_logOpen_clicked()
{
QFileDialog fileDialog(nullptr, "Select .csv log file to read", "", "*.csv");
if (fileDialog.exec())
{
QStringList fileNames = fileDialog.selectedFiles();
if (fileNames.size() > 0)
{
QFile file(fileNames[0]);
if (file.open(QIODevice::ReadOnly | QIODevice::Text))
{
QDateTime startTime = QDateTime::currentDateTime();
m_loadingData = true;
QTextStream in(&file);
QString error;
QHash<QString, int> colIndexes = CSV::readHeader(in, {"Date", "Time", "Data", "Slot"}, error);
if (error.isEmpty())
{
int dateCol = colIndexes.value("Date");
int timeCol = colIndexes.value("Time");
int dataCol = colIndexes.value("Data");
int slotCol = colIndexes.value("Slot");
int slotsCol = colIndexes.contains("Slots") ? colIndexes.value("Slots") : -1;
int maxCol = std::max({dateCol, timeCol, dataCol, slotCol, slotsCol});
QMessageBox dialog(this);
dialog.setText("Reading messages");
dialog.addButton(QMessageBox::Cancel);
dialog.show();
QApplication::processEvents();
int count = 0;
bool cancelled = false;
QStringList cols;
QList<ObjectPipe*> aisPipes;
MainCore::instance()->getMessagePipes().getMessagePipes(m_aisDemod, "ais", aisPipes);
while (!cancelled && CSV::readRow(in, &cols))
{
if (cols.size() > maxCol)
{
QDate date = QDate::fromString(cols[dateCol]);
QTime time = QTime::fromString(cols[timeCol]);
QDateTime dateTime(date, time);
QByteArray bytes = QByteArray::fromHex(cols[dataCol].toLatin1());
int slot = cols[slotCol].toInt();
int totalSlots = slotsCol == -1 ? 1 : cols[slotsCol].toInt();
// Add to table
messageReceived(bytes, dateTime, slot, totalSlots);
// Forward to AIS feature
for (const auto& pipe : aisPipes)
{
MessageQueue *messageQueue = qobject_cast<MessageQueue*>(pipe->m_element);
MainCore::MsgPacket *msg = MainCore::MsgPacket::create(m_aisDemod, bytes, dateTime);
messageQueue->push(msg);
}
if (count % 1000 == 0)
{
QApplication::processEvents();
if (dialog.clickedButton()) {
cancelled = true;
}
}
count++;
}
}
dialog.close();
}
else
{
QMessageBox::critical(this, "AIS Demod", error);
}
m_loadingData = false;
ui->messages->setSortingEnabled(true);
QDateTime finishTime = QDateTime::currentDateTime();
qDebug() << "Read CSV in " << startTime.secsTo(finishTime);
}
else
{
QMessageBox::critical(this, "AIS Demod", QString("Failed to open file %1").arg(fileNames[0]));
}
}
}
}
void AISDemodGUI::on_useFileTime_toggled(bool checked)
{
m_settings.m_useFileTime = checked;
applySettings();
}
void AISDemodGUI::makeUIConnections()
{
QObject::connect(ui->deltaFrequency, &ValueDialZ::changed, this, &AISDemodGUI::on_deltaFrequency_changed);
QObject::connect(ui->rfBW, &QSlider::valueChanged, this, &AISDemodGUI::on_rfBW_valueChanged);
QObject::connect(ui->fmDev, &QSlider::valueChanged, this, &AISDemodGUI::on_fmDev_valueChanged);
QObject::connect(ui->threshold, &QDial::valueChanged, this, &AISDemodGUI::on_threshold_valueChanged);
QObject::connect(ui->filterMMSI, &QLineEdit::editingFinished, this, &AISDemodGUI::on_filterMMSI_editingFinished);
QObject::connect(ui->clearTable, &QPushButton::clicked, this, &AISDemodGUI::on_clearTable_clicked);
QObject::connect(ui->udpEnabled, &QCheckBox::clicked, this, &AISDemodGUI::on_udpEnabled_clicked);
QObject::connect(ui->udpAddress, &QLineEdit::editingFinished, this, &AISDemodGUI::on_udpAddress_editingFinished);
QObject::connect(ui->udpPort, &QLineEdit::editingFinished, this, &AISDemodGUI::on_udpPort_editingFinished);
QObject::connect(ui->udpFormat, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &AISDemodGUI::on_udpFormat_currentIndexChanged);
QObject::connect(ui->messages, &QTableWidget::cellDoubleClicked, this, &AISDemodGUI::on_messages_cellDoubleClicked);
QObject::connect(ui->logEnable, &ButtonSwitch::clicked, this, &AISDemodGUI::on_logEnable_clicked);
QObject::connect(ui->logFilename, &QToolButton::clicked, this, &AISDemodGUI::on_logFilename_clicked);
QObject::connect(ui->logOpen, &QToolButton::clicked, this, &AISDemodGUI::on_logOpen_clicked);
QObject::connect(ui->showSlotMap, &ButtonSwitch::clicked, this, &AISDemodGUI::on_showSlotMap_clicked);
QObject::connect(ui->useFileTime, &ButtonSwitch::toggled, this, &AISDemodGUI::on_useFileTime_toggled);
}
void AISDemodGUI::updateAbsoluteCenterFrequency()
{
setStatusFrequency(m_deviceCenterFrequency + m_settings.m_inputFrequencyOffset);
}
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