multicamera handling

pylonrecorder.cpp

@@ -17,9 +17,11 @@
 #include <QStandardPaths>
 #include <QStatusBar>
 #include <QToolBar>
+#include <QErrorMessage>
 #include <iostream>
 #include <chrono>
 #include <cmath>
+#include "camconfig.h"
 
 #if defined(QT_PRINTSUPPORT_LIB)
 #  include <QtPrintSupport/qtprintsupportglobal.h>
@@ -42,23 +44,33 @@ PylonRecorder::PylonRecorder(QWidget *parent)
   scrollArea->setWidget(imageLabel);
   scrollArea->setVisible(false);
   setCentralWidget(scrollArea);
+  std::cerr << "PylonRecorder::constructor" << std::endl; 
+  // Pylon::DeviceInfoList_t deviceList = detectCameras();
+  // for (auto dev : deviceList) {
+  //   std::cout << dev.GetFullName() << " " << dev.GetFriendlyName() << std::endl;
+  // }
+  // std::cout << "peng\n";
+  // std::cout << deviceList.size() << std::endl;
+  // std::cout << "peng\n";
 
-  pylon = new PylonWrapper();
-  buffer = new ImageBuffer(defaultBufferSize);
-  grabber = new Grabber(pylon, buffer, defaultFrameRate);
-  writer = new Writer(buffer);
-  connect(writer, &Writer::writingDone, this, &PylonRecorder::writerDone);
-
-  createActions();
-  updateActions();
-
+  // if (deviceList.size() == 0) {
+  //   QErrorMessage message(this);
+  //   message.showMessage("No camera detected!");
+  // } else {
+  //   std::cout << "peng\n";
+  //   buffer = new ImageBuffer(defaultBufferSize);
+  //   grabber = new Grabber(pyloncam, buffer, defaultFrameRate);
+  //   writer = new Writer(buffer);
+  //   connect(writer, &Writer::writingDone, this, &PylonRecorder::writerDone);
+  // } 
+std::cerr << "PylonRecorder::constructor 1" << std::endl; 
   frameTimer = new QTimer(this);
   connect(frameTimer, &QTimer::timeout, this, &PylonRecorder::displaySingleFrame);
   preassureTimer = new QTimer(this);
   connect(preassureTimer, &QTimer::timeout, this, &PylonRecorder::displayBufferPreassure);
   labelTimer = new QTimer(this);
   connect(labelTimer, &QTimer::timeout, this, &PylonRecorder::displayActivity);
-
+std::cerr << "PylonRecorder::constructor 2" << std::endl; 
   preassureBar = new QProgressBar(this);
   preassureBar->setRange(0, 100);
   preassureBar->setTextVisible(true);
@@ -74,7 +86,7 @@ PylonRecorder::PylonRecorder(QWidget *parent)
   loadBar->setFixedSize(200, 25);
   QLabel *loadLabel = new QLabel("Load:", this);
   loadLabel->setStyleSheet("QLabel{font-size: 11pt;font-family: Arial;font-weight: Bold}");
-
+std::cerr << "PylonRecorder::constructor 3" << std::endl; 
   writingLabel = new QLabel("writing");
   writingLabel->setEnabled(false);
   writingLabel->setStyleSheet("QLabel{font-size: 11pt;font-family: Arial;}");
@@ -85,7 +97,7 @@ PylonRecorder::PylonRecorder(QWidget *parent)
   cameraConnectedLabel = new QLabel("not connected");
   cameraConnectedLabel->setStyleSheet("QLabel { color : red; }");
   cameraConnectedLabel->setStyleSheet("QLabel{font-size: 11pt;font-family: Arial;}");
-
+std::cerr << "PylonRecorder::constructor 4" << std::endl; 
   fileLabel = new QLabel();
   fileLabel->setStyleSheet("QLabel{font-size: 11pt;font-family: Arial;}");
 
@@ -95,7 +107,7 @@ PylonRecorder::PylonRecorder(QWidget *parent)
   statusHeader->setStyleSheet("QLabel{font-size: 11pt;font-family: Arial; font-weight: Bold}");
   QLabel *fileHeader = new QLabel("Output file:");
   fileHeader->setStyleSheet("QLabel{font-size: 11pt;font-family: Arial; font-weight: Bold}");
-
+std::cerr << "PylonRecorder::constructor 5" << std::endl; 
   statusBar()->addWidget(camHeader);
   statusBar()->addWidget(cameraConnectedLabel);
   statusBar()->addWidget(preassureLabel);
@@ -108,9 +120,45 @@ PylonRecorder::PylonRecorder(QWidget *parent)
   statusBar()->addWidget(fileHeader);
   statusBar()->addWidget(fileLabel);
   resize(QGuiApplication::primaryScreen()->availableSize() * 3 / 5);
+std::cerr << "PylonRecorder::constructor 6" << std::endl; 
+  detectCameras();
+std::cerr << "PylonRecorder::constructor 7" << std::endl; 
+  createActions();
+std::cerr << "PylonRecorder::constructor 8 " << std::endl; 
+  updateActions();
+std::cerr << "PylonRecorder::constructor 9" << std::endl; 
   applySettings();
+std::cerr << "PylonRecorder::constructor done" << std::endl; 
 }
 
+void PylonRecorder::setupCameras(){
+  for (auto dev : deviceList) {
+    std::cout << dev.GetFullName() << " " << dev.GetFriendlyName() << std::endl;
+  }
+  std::cout << "peng\n";
+  std::cout << deviceList.size() << std::endl;
+  std::cout << "peng\n";
+
+  if (deviceList.size() == 0) {
+    std::cout << "device list is empty!" << std::endl;
+    QErrorMessage message(this);
+    message.showMessage("No camera detected!");
+  } else {
+    std::cout << "peng\n";
+    // std::string cname = (std::string)deviceList[0].GetFullName(); 
+    // pyloncam = new PylonWrapper(cname);
+    buffer = new ImageBuffer(defaultBufferSize);
+    grabber = new Grabber(pyloncam, buffer, defaultFrameRate);
+    writer = new Writer(buffer);
+    connect(writer, &Writer::writingDone, this, &PylonRecorder::writerDone);
+  } 
+}
+
+void PylonRecorder::detectCameras() {
+  Pylon::PylonAutoInitTerm autoInitTerm;
+  Pylon::CTlFactory& TlFactory = Pylon::CTlFactory::GetInstance();
+  TlFactory.EnumerateDevices(deviceList);
+}
 
 PylonRecorder::~PylonRecorder(){
   if (grabber->isRunning()) {
@@ -122,8 +170,9 @@ PylonRecorder::~PylonRecorder(){
       writer->wait(1000);
   }
   storeSettings();
-  
-  delete pylon;
+  std::cerr << "recorder::destructor" << std::endl;
+  delete pyloncam;
+  std::cerr << "recorder::destructor" << std::endl;
   delete buffer;
   delete grabber;
   delete writer;
@@ -504,10 +553,10 @@ void PylonRecorder::updateActions() {
   zoomInAct->setEnabled(!fitToWindowAct->isChecked());
   zoomOutAct->setEnabled(!fitToWindowAct->isChecked());
   normalSizeAct->setEnabled(!fitToWindowAct->isChecked());
-  disconnect_camera_action->setEnabled(pylon->isOpen());
-  connect_camera_action->setEnabled(!pylon->isOpen());
-  grab_still_action->setEnabled(pylon->isOpen());
-  grab_continuous_action->setEnabled(pylon->isOpen() && !grabbing);
+  disconnect_camera_action->setEnabled(deviceList.size() > 0);
+  connect_camera_action->setEnabled(true);
+  grab_still_action->setEnabled(deviceList.size() > 0);
+  grab_continuous_action->setEnabled(deviceList.size() > 0 && pyloncam->isOpen() && !grabbing);
   grab_stop_action->setEnabled(grabbing);
 }
 
@@ -533,12 +582,14 @@ void PylonRecorder::applyScaling(){
 
 void PylonRecorder::quitApplication() {
   std::cerr << "Quit Application!" << std::endl;
-  if (pylon->isOpen()) {
+  if (pyloncam->isOpen()) {
+    std::cerr << "Cam is open!" << std::endl;
+
       if (grabbing) {
           stopRecording();
           buffer->clear();
       }
-    pylon->closeCamera();
+    pyloncam->closeCamera();
   }
   this->close();
 }
@@ -549,38 +600,57 @@ void PylonRecorder::adjustScrollBar(QScrollBar *scrollBar, double factor) {
                           + ((factor - 1) * scrollBar->pageStep()/2)));
 }
 
+void PylonRecorder::cameraConfiguration(){
+    CamConfigurator d(this);
+    // QObject::connect(&d, SIGNAL(recent_file_changed(QStringList)), this, SLOT(recent_file_update(QStringList)));
+    // QObject::connect(&d, SIGNAL(column_visibility_changed(QString, QString,bool)), this, SLOT(visible_columns_update(QString, QString,bool)));
+    d.exec();
+}
 
 void PylonRecorder::connectCamera() {
-  std::string message;
-  bool success = pylon->openCamera(message);
-  if (success) {
-    cameraConnectedLabel->setText("connected");
-    cameraConnectedLabel->setStyleSheet("QLabel { font-size: 10px;font-family: Arial;color: green;}");
+  if (deviceList.size() == 0) {
+    detectCameras();
+    QMessageBox msgBox;
+    QString msg = "<p><b>No camera device found!</b></p><br><p>Connect camera and try again!</p>";
+    msgBox.setText(msg);
+    msgBox.exec();
+  } else if (deviceList.size() == 1) {
+    std::string cname = (std::string)deviceList[0].GetFullName(); 
+    pyloncam = new PylonWrapper(cname);
+    std::string message;
+    bool success = pyloncam->openCamera(message);
+    if (success) {
+      cameraConnectedLabel->setText("connected");
+      cameraConnectedLabel->setStyleSheet("QLabel { font-size: 10px;font-family: Arial;color: green;}");
+    } else {
+      QMessageBox msgBox;
+      QString msg = "<p><b>Could not open camera device!</b><p><p>" + QString::fromStdString(message) + "</p>";
+      msgBox.setText(msg);
+      msgBox.exec();
+    }
+    statusBar()->showMessage(QString::fromStdString(message));
+    updateActions();
+  } else { // more than 1 camera
+    cameraConfiguration();
   }
-  else {
-     QMessageBox msgBox;
-     QString msg = "<p><b>Could not open camera device!</b><p><p>" + QString::fromStdString(message) + "</p>";
-     msgBox.setText(msg);
-     msgBox.exec();
-  }
-  statusBar()->showMessage(QString::fromStdString(message));
-  updateActions();
 }
 
 
 void PylonRecorder::disconnectCamera() {
-  pylon->closeCamera();
-  statusBar()->showMessage(tr("Camera closed!"));
-  cameraConnectedLabel->setText("not connected");
-  cameraConnectedLabel->setStyleSheet("QLabel { font-size: 10px;font-family: Arial;color: red;}");
-  updateActions();
+  if (pyloncam->isOpen()) {
+    pyloncam->closeCamera();
+    statusBar()->showMessage(tr("Camera closed!"));
+    cameraConnectedLabel->setText("not connected");
+    cameraConnectedLabel->setStyleSheet("QLabel { font-size: 10px;font-family: Arial;color: red;}");
+    updateActions();
+  }
 }
 
 
 void PylonRecorder::startRecording() {
   std::string filename = createFilename();
   fileLabel->setText(QString::fromStdString(filename));
-  ImageSettings settings = pylon->getImageSettings();
+  ImageSettings settings = pyloncam->getImageSettings();
 
   VideoSpecs specs;
   specs.fps = framerateSpinner->value();
@@ -713,9 +783,9 @@ void PylonRecorder::displayBufferPreassure() {
 
 
 void PylonRecorder::grabStillFromPylon() {
-  if (pylon->isOpen()) {
+  if (pyloncam->isOpen()) {
       MyImage img;
-      bool valid = pylon->grabFrame(img);
+      bool valid = pyloncam->grabFrame(img);
       if (valid) {
           QImage qimg(static_cast<uchar *>(img.data()), img.width(), img.height(),
                      QImage::Format::Format_Grayscale8);

pylonrecorder.h

@@ -6,7 +6,7 @@
 #include <QSpinBox>
 #include <QCheckBox>
 #include <QSettings>
-
+#include <pylon/PylonIncludes.h>
 #include "pylonwrapper.h"
 #include "imagebuffer.h"
 #include "grabber.h"
@@ -76,13 +76,15 @@ private:
     void setSubjectID();
     QColor progressColor(int value);
     std::string createFilename();
+    void cameraConfiguration();
 
     bool saveFile(const QString &fileName);
     void setImage(const QImage &newImage);
     void scaleImage(double factor);
     void applyScaling();
     void adjustScrollBar(QScrollBar *scrollBar, double factor);
-
+    void detectCameras();
+    void setupCameras();
     int defaultBufferSize = 3000, defaultFrameRate = 30, movieCount = 0, defaultExposureTime = 6000, defaultGain=13;
     QSettings *settings = new QSettings;
     QImage image;
@@ -93,7 +95,7 @@ private:
     QProgressBar *loadBar;
     QScrollArea *scrollArea;
     double scaleFactor = 1;
-    PylonWrapper *pylon;
+    PylonWrapper *pyloncam;
     ImageBuffer *buffer;
     Grabber *grabber;
     Writer *writer;
@@ -107,6 +109,7 @@ private:
     QAction *projectSettingsAction;
     QString storageLocation = "";
     ProjectMetadata mdata;
+    Pylon::DeviceInfoList_t deviceList;
     
 #if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printer)
     QPrinter printer;

pylonwrapper.cpp

@@ -1,9 +1,11 @@
 #include "pylonwrapper.h"
 
-PylonWrapper::PylonWrapper():
-  valid(false) {
+PylonWrapper::PylonWrapper(const std::string &fullName):
+  valid(false), fullName(fullName) {
   Pylon::PylonInitialize();
   camera = new Pylon::CInstantCamera();
+  // std::cerr << "Wrapper:camera is open" << camera->IsOpen() << std::endl;
+  // std::cerr << "Wrapper:is valid" << valid << std::endl;
 }
 
 PylonWrapper::~PylonWrapper() {
@@ -134,11 +136,15 @@ bool PylonWrapper::grabFrame(MyImage &img) {
 }
 
 bool PylonWrapper::openCamera(std::string &message) {
+  std::cerr << "open Camera" << std::endl;
   try {
+    // Pylon::CInstantCamera camera( pTl->CreateDevice( lstDevices[0] );
     camera->Attach(Pylon::CTlFactory::GetInstance().CreateFirstDevice());
     camera->Open();
-    valid = true;
+    valid = camera->IsOpen();
     message = "Successfully opened camera!";
+    std::cerr << message << std::endl;
+
   } catch (const Pylon::GenericException &e) {
     message = e.GetDescription();
     std::cerr << "An exception occurred." << std::endl << e.GetDescription() << std::endl;
@@ -148,6 +154,7 @@ bool PylonWrapper::openCamera(std::string &message) {
 }
 
 void PylonWrapper::closeCamera() {
+  std::cerr << "camera close !" << std::endl;
   if (camera->IsOpen()) {
       try {
         camera->Close();

pylonwrapper.h

@@ -15,7 +15,7 @@ struct ImageSettings {
 class PylonWrapper
 {
 public:
-    PylonWrapper();
+    PylonWrapper(const std::string &fullName);
     ~PylonWrapper();
 
     ImageSettings getImageSettings();
@@ -36,6 +36,7 @@ public:
 private:
     Pylon::CInstantCamera *camera;
     bool valid;
+    std::string fullName;