New functions with QT GUI:
- Save current screen (CTRL+S), with png, jpg, jpeg, bmp format support
- OpenGL rendering enable (make Qt very fast)
-> working on opengl callback (done soon)
- Rendering optimised (with and without openGL)
This commit is contained in:
Yannick Verdie
parent
796553d051
commit
3d55d4818b
@ -300,6 +300,10 @@ CV_IMPL int icvInitSystem()
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wasInitialized = 1;
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qDebug()<<"init done"<<endl;
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#if defined(OPENCV_GL)//OK tested !
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qDebug()<<"opengl support available"<<endl;
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#endif
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}
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return 0;
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@ -419,7 +423,18 @@ CV_IMPL int cvCreateTrackbar( const char* trackbar_name, const char* window_name
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else
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guiMainThread.addSlider(QString(trackbar_name),QString(window_name),(void*)value,count,(void*)on_change);
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return 1;//demmy value
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return 1;//dummy value
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}
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CV_IMPL void cvCreateOpenGLCallback( const char* window_name, CvOpenGLCallback callbackOpenGL, void* userdata)
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{
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QMetaObject::invokeMethod(&guiMainThread,
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"setOpenGLCallback",
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Qt::AutoConnection,
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Q_ARG(QString, QString(window_name)),
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Q_ARG(void*, (void*)callbackOpenGL),
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Q_ARG(void*, userdata)
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);
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}
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CV_IMPL int cvGetTrackbarPos( const char* trackbar_name, const char* window_name )
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@ -694,6 +709,14 @@ void GuiReceiver::destroyAllWindow()
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}
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void GuiReceiver::setOpenGLCallback(QString window_name, void* callbackOpenGL, void* userdata)
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{
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QPointer<CvWindow> w = icvFindWindowByName( window_name.toLatin1().data() );
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if (w && callbackOpenGL)
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w->setOpenGLCallback((CvOpenGLCallback) callbackOpenGL, userdata);
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}
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void GuiReceiver::moveWindow(QString name, int x, int y)
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{
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QPointer<CvWindow> w = icvFindWindowByName( name.toLatin1().data() );
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@ -825,6 +848,10 @@ CvTrackbar::~CvTrackbar()
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delete label;
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}
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//Here CvWindow class
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CvWindow::CvWindow(QString arg, int arg2)
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{
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moveToThread(qApp->instance()->thread());
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@ -838,34 +865,44 @@ CvWindow::CvWindow(QString arg, int arg2)
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resize(400,300);
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int mode_display = CV_MODE_NORMAL;
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#if defined(OPENCV_GL)
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mode_display = CV_MODE_OPENGL;
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#endif
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//CV_MODE_NORMAL or CV_MODE_OPENGL
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myview = new ViewPort(this, CV_MODE_NORMAL,CV_WINDOW_KEEPRATIO);//parent, mode_display, keep_aspect_ratio
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myview = new ViewPort(this, mode_display,CV_WINDOW_KEEPRATIO);//parent, mode_display, keep_aspect_ratio
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myview->setAlignment(Qt::AlignHCenter);
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shortcutZ = new QShortcut(Qt::CTRL + Qt::Key_P, this);
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QObject::connect( shortcutZ, SIGNAL( activated ()),myview, SLOT( resetZoom( ) ));
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shortcutPlus = new QShortcut(QKeySequence(QKeySequence::ZoomIn), this);
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QObject::connect( shortcutPlus, SIGNAL( activated ()),myview, SLOT( ZoomIn() ));
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shortcutMinus = new QShortcut(QKeySequence(QKeySequence::ZoomOut), this);
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QObject::connect(shortcutMinus, SIGNAL( activated ()),myview, SLOT( ZoomOut() ));
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shortcutLeft = new QShortcut(Qt::CTRL + Qt::Key_Left, this);
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QObject::connect( shortcutLeft, SIGNAL( activated ()),myview, SLOT( siftWindowOnLeft() ));
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shortcutRight = new QShortcut(Qt::CTRL + Qt::Key_Right, this);
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QObject::connect( shortcutRight, SIGNAL( activated ()),myview, SLOT( siftWindowOnRight() ));
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shortcutUp = new QShortcut(Qt::CTRL + Qt::Key_Up, this);
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QObject::connect(shortcutUp, SIGNAL( activated ()),myview, SLOT( siftWindowOnUp() ));
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shortcutDown = new QShortcut(Qt::CTRL + Qt::Key_Down, this);
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QObject::connect(shortcutDown, SIGNAL( activated ()),myview, SLOT( siftWindowOnDown() ));
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shortcut_Z = new QShortcut(shortcut_zoom_normal, this);
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QObject::connect( shortcut_Z, SIGNAL( activated ()),myview, SLOT( resetZoom( ) ));
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shortcut_S = new QShortcut(shortcut_save_img, this);
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QObject::connect( shortcut_S, SIGNAL( activated ()),myview, SLOT( saveView( ) ));
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shortcut_P = new QShortcut(shortcut_properties_win, this);
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//QObject::connect( shortcut_P, SIGNAL( activated ()),myview, SLOT( callPropertiesWin( ) ));
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shortcut_X = new QShortcut(shortcut_zoom_imgRegion, this);
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QObject::connect( shortcut_X, SIGNAL( activated ()),myview, SLOT( imgRegion( ) ));
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shortcut_Plus = new QShortcut(shortcut_zoom_in, this);
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QObject::connect( shortcut_Plus, SIGNAL( activated ()),myview, SLOT( ZoomIn() ));
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shortcut_Minus = new QShortcut(shortcut_zoom_out, this);
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QObject::connect(shortcut_Minus, SIGNAL( activated ()),myview, SLOT( ZoomOut() ));
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shortcut_Left = new QShortcut(shortcut_panning_left, this);
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QObject::connect( shortcut_Left, SIGNAL( activated ()),myview, SLOT( siftWindowOnLeft() ));
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shortcut_Right = new QShortcut(shortcut_panning_right, this);
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QObject::connect( shortcut_Right, SIGNAL( activated ()),myview, SLOT( siftWindowOnRight() ));
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shortcut_Up = new QShortcut(shortcut_panning_up, this);
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QObject::connect(shortcut_Up, SIGNAL( activated ()),myview, SLOT( siftWindowOnUp() ));
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shortcut_Down = new QShortcut(shortcut_panning_down, this);
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QObject::connect(shortcut_Down, SIGNAL( activated ()),myview, SLOT( siftWindowOnDown() ));
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layout = new QBoxLayout(QBoxLayout::TopToBottom);
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//layout = new CustomLayout;
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layout->setObjectName(QString::fromUtf8("boxLayout"));
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layout->setContentsMargins(0, 0, 0, 0);
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layout->setSpacing(0);
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layout->setMargin(0);
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layout->addWidget(myview,Qt::AlignCenter);
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//layout->addStretch(0);
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if (param_flags == CV_WINDOW_AUTOSIZE)
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layout->setSizeConstraint(QLayout::SetFixedSize);
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@ -877,7 +914,6 @@ CvWindow::CvWindow(QString arg, int arg2)
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myBar_msg = new QLabel;
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myBar_msg->setFrameStyle(QFrame::Raised);
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myBar_msg->setAlignment(Qt::AlignHCenter);
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//myBar_msg->setWordWrap(true);
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myBar->addWidget(myBar_msg);
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layout->addWidget(myBar,Qt::AlignCenter);
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@ -886,8 +922,6 @@ CvWindow::CvWindow(QString arg, int arg2)
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show();
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}
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CvWindow::~CvWindow()
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{
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QLayoutItem *child;
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@ -904,15 +938,23 @@ CvWindow::~CvWindow()
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delete myBar_msg;
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delete shortcutZ;
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delete shortcutPlus;
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delete shortcutMinus;
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delete shortcutLeft;
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delete shortcutRight;
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delete shortcutUp;
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delete shortcutDown;
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delete shortcut_Z;
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delete shortcut_S;
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delete shortcut_P;
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delete shortcut_X;
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delete shortcut_Plus;
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delete shortcut_Minus;
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delete shortcut_Left;
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delete shortcut_Right;
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delete shortcut_Up;
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delete shortcut_Down;
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}
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void CvWindow::setOpenGLCallback(CvOpenGLCallback func,void* userdata)
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{
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myview->setOpenGLCallback(func,userdata);
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}
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ViewPort* CvWindow::getView()
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{
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return myview;
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@ -978,14 +1020,15 @@ void CvWindow::keyPressEvent(QKeyEvent *event)
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QWidget::keyPressEvent(event);
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}
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void CvWindow::readSettings()
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{
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//organisation and application's name
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QSettings settings("OpenCV2", QFileInfo(QApplication::applicationFilePath()).fileName());
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QPoint pos = settings.value("pos", QPoint(200, 200)).toPoint();
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QSize size = settings.value("size", QSize(400, 400)).toSize();
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param_name = settings.value("name_window",param_name).toString();
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//param_name = settings.value("name_window",param_name).toString();
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param_flags = settings.value("mode_resize",param_flags).toInt();
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myview->param_keepRatio = settings.value("view_aspectRatio",myview->param_keepRatio).toInt();
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param_flags = settings.value("mode_resize",param_flags).toInt();
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qreal m11 = settings.value("matrix_view.m11",myview->param_matrixWorld.m11()).toReal();
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@ -1010,7 +1053,7 @@ void CvWindow::writeSettings()
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{
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//organisation and application's name
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QSettings settings("OpenCV2", QFileInfo(QApplication::applicationFilePath()).fileName());
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settings.setValue("name_window",param_name);
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//settings.setValue("name_window",param_name);
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settings.setValue("pos", pos());
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settings.setValue("size", size());
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settings.setValue("mode_resize",param_flags);
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@ -1070,7 +1113,11 @@ void CvWindow::icvSaveTrackbars(QSettings *settings)
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//Here is ViewPort
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//Here is ViewPort class
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ViewPort::ViewPort(CvWindow* arg, int arg2, int arg3)
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{
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centralWidget = arg,
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@ -1089,22 +1136,29 @@ ViewPort::ViewPort(CvWindow* arg, int arg2, int arg3)
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positionCorners = QRect(0,0,size().width(),size().height());
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on_mouse = NULL;
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mouseCoordinate = QPoint(-1,-1);
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on_openGL = NULL;
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#if defined(OPENCV_GL)
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if ( mode_display == CV_MODE_OPENGL)
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{
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setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers)));
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initGL();
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QGLWidget* wGL = new QGLWidget(QGLFormat(QGL::SampleBuffers));
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setViewport(wGL);
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initGL();
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}
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#endif
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image2Draw_ipl=cvCreateImage(cvSize(centralWidget->width(),centralWidget->height()),IPL_DEPTH_8U,3);
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image2Draw_qt = QImage((uchar*) image2Draw_ipl->imageData, image2Draw_ipl->width, image2Draw_ipl->height,QImage::Format_RGB888);
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image2Draw_qt_resized = image2Draw_qt.scaled(this->width(),this->height(),Qt::IgnoreAspectRatio,Qt::SmoothTransformation);
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nbChannelOriginImage = 0;
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cvZero(image2Draw_ipl);
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setInteractive(false);
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setMouseTracking (true);//receive mouse event everytime
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}
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ViewPort::~ViewPort()
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@ -1115,6 +1169,36 @@ ViewPort::~ViewPort()
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delete timerDisplay;
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}
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//can save as JPG, JPEG, BMP, PNG
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void ViewPort::saveView()
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{
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QDate date_d = QDate::currentDate ();
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QString date_s = date_d.toString("dd.MM.yyyy");
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QString name_s = centralWidget->param_name+"_screenshot_"+date_s;
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QString fileName = QFileDialog::getSaveFileName(this, tr("Save File %1").arg(name_s),
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name_s+".png",
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tr("Images (*.png *.jpg *.bmp *.jpeg)"));
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if (!fileName.isEmpty ())//save the picture
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{
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QString extension = fileName.right(3);
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// Save it..
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if (QString::compare(extension, "png", Qt::CaseInsensitive) == 0)
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image2Draw_qt_resized.save(fileName, "PNG");
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if (QString::compare(extension, "jpg", Qt::CaseInsensitive) == 0)
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image2Draw_qt_resized.save(fileName, "JPG");
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if (QString::compare(extension, "bmp", Qt::CaseInsensitive) == 0)
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image2Draw_qt_resized.save(fileName, "BMP");
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if (QString::compare(extension, "jpeg", Qt::CaseInsensitive) == 0)
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image2Draw_qt_resized.save(fileName, "JPEG");
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}
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}
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void ViewPort::setRatio(int flags)
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{
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param_keepRatio = flags;
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@ -1122,6 +1206,11 @@ void ViewPort::setRatio(int flags)
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viewport()->update();
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}
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void ViewPort::imgRegion()
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{
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scaleView( (threshold_zoom_img_region/param_matrixWorld.m11()-1)*5,QPointF(size().width()/2,size().height()/2));
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}
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int ViewPort::getRatio()
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{
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return param_keepRatio;
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@ -1203,6 +1292,9 @@ void ViewPort::updateImage(void* arr)
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{
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cvReleaseImage(&image2Draw_ipl);
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image2Draw_ipl=cvCreateImage(cvGetSize(tempImage),IPL_DEPTH_8U,3);
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image2Draw_qt = QImage((uchar*) image2Draw_ipl->imageData, image2Draw_ipl->width, image2Draw_ipl->height,QImage::Format_RGB888);
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image2Draw_qt_resized = image2Draw_qt.scaled(this->width(),this->height(),Qt::IgnoreAspectRatio,Qt::SmoothTransformation);
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nbChannelOriginImage = tempImage->nChannels;
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updateGeometry();
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@ -1219,6 +1311,12 @@ void ViewPort::setMouseCallBack(CvMouseCallback m, void* param)
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on_mouse_param = param;
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}
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void ViewPort::setOpenGLCallback(CvOpenGLCallback func,void* userdata)
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{
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on_openGL = func;
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on_openGL_param = userdata;
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}
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void ViewPort::controlImagePosition()
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{
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qreal left, top, right, bottom;
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@ -1445,8 +1543,9 @@ QSize ViewPort::sizeHint() const
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}
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void ViewPort::resizeEvent ( QResizeEvent *event)
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{
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{
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image2Draw_qt_resized = image2Draw_qt.scaled(this->width(),this->height(),Qt::IgnoreAspectRatio,Qt::SmoothTransformation);
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controlImagePosition();
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//ratioX=float(image2Draw_ipl->width)/float(width());
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//ratioY=float(image2Draw_ipl->height)/float(height());
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@ -1477,57 +1576,58 @@ void ViewPort::resizeEvent ( QResizeEvent *event)
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void ViewPort::paintEvent(QPaintEvent* event)
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{
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QPainter myPainter(viewport());
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//first paint on a file (to be able to save it if needed)
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// --------- START PAINTING FILE -------------- //
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QPainter myPainter(&image2Draw_qt_resized);
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myPainter.setWorldTransform(param_matrixWorld);
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draw2D(&myPainter);
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#if defined(OPENCV_GL)
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if ( mode_display == CV_MODE_OPENGL && false)//disable it for now
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if ( mode_display == CV_MODE_OPENGL && on_openGL)
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{
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setGL(this->width(),this->height());
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setGL(width(),height());
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draw3D();
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unsetGL();
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}
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#endif
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//Now disable matrixWorld for overlay display
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myPainter.setWorldMatrixEnabled (false );
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//in mode zoom/panning
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if (param_matrixWorld.m11()>1)
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{
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myPainter.setWorldMatrixEnabled (false );
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if (param_matrixWorld.m11()>=threshold_zoom_img_region)
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drawImgRegion(&myPainter);
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drawViewOverview(&myPainter);
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if (param_matrixWorld.m11()>=threshold_zoom_img_region)
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drawImgRegion(&myPainter);
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drawViewOverview(&myPainter);
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}
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//for statusbar
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drawStatusBar();
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//for information overlay
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if (drawInfo)
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{
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myPainter.setWorldMatrixEnabled (false );
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drawInstructions(&myPainter);
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}
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drawInstructions(&myPainter);
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// --------- END PAINTING FILE -------------- //
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myPainter.end();
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//and now display the file
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myPainter.begin(viewport());
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myPainter.drawImage(0, 0, image2Draw_qt_resized);
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//end display
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//for statusbar
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drawStatusBar();
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QGraphicsView::paintEvent(event);
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}
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void ViewPort::draw2D(QPainter *painter)
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{
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image2Draw_qt = QImage((uchar*) image2Draw_ipl->imageData, image2Draw_ipl->width, image2Draw_ipl->height,QImage::Format_RGB888);
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// painter->drawImage(0,0,image2Draw_qt.scaled(this->width(),this->height(),Qt::KeepAspectRatio));
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painter->drawImage(0,0,image2Draw_qt.scaled(this->width(),this->height(),Qt::IgnoreAspectRatio,Qt::SmoothTransformation));
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}
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void ViewPort::drawStatusBar()
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{
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if (mouseCoordinate.x()>=0 &&
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@ -45,8 +45,7 @@
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#if defined(OPENCV_GL)
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#include <QtOpenGL>
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//#include <GL/glu.h>
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//#include <QGLWidget>
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#include <QGLWidget>
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#endif
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#include <QAbstractEventDispatcher>
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@ -70,11 +69,28 @@
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#include <QShortcut>
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#include <QStatusBar>
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#include <QVarLengthArray>
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#include <QFileInfo>
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#include <QDate>
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#include <QFileDialog>
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//Macro here
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#define CV_MODE_NORMAL 0
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#define CV_MODE_OPENGL 1
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//end macro
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//start enum
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enum {CV_MODE_NORMAL= 0, CV_MODE_OPENGL = 1};
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//we can change the keyboard shortcuts from here !
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enum { shortcut_zoom_normal = Qt::CTRL + Qt::Key_Z,
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shortcut_zoom_imgRegion = Qt::CTRL + Qt::Key_X,
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shortcut_save_img = Qt::CTRL + Qt::Key_S,
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shortcut_properties_win = Qt::CTRL + Qt::Key_P,
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shortcut_zoom_in = Qt::CTRL + Qt::Key_Plus,//QKeySequence(QKeySequence::ZoomIn),
|
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shortcut_zoom_out = Qt::CTRL + Qt::Key_Minus,//QKeySequence(QKeySequence::ZoomOut),
|
||||
shortcut_panning_left = Qt::CTRL + Qt::Key_Left,
|
||||
shortcut_panning_right = Qt::CTRL + Qt::Key_Right,
|
||||
shortcut_panning_up = Qt::CTRL + Qt::Key_Up,
|
||||
shortcut_panning_down = Qt::CTRL + Qt::Key_Down
|
||||
};
|
||||
//end enum
|
||||
|
||||
typedef void (CV_CDECL *CvOpenGLCallback)(void* userdata);
|
||||
|
||||
class CvWindow;
|
||||
class ViewPort;
|
||||
@ -112,6 +128,8 @@ public slots:
|
||||
void setRatioWindow(QString name, double arg2 );
|
||||
void saveWindowParameters(QString name);
|
||||
void loadWindowParameters(QString name);
|
||||
void setOpenGLCallback(QString window_name, void* callbackOpenGL, void* userdata);
|
||||
|
||||
};
|
||||
|
||||
class CvTrackbar : public QHBoxLayout
|
||||
@ -152,6 +170,7 @@ public:
|
||||
void displayStatusBar(QString text, int delayms );
|
||||
void readSettings();
|
||||
void writeSettings();
|
||||
void setOpenGLCallback(CvOpenGLCallback arg1,void* userdata);
|
||||
ViewPort* getView();
|
||||
|
||||
QPointer<QBoxLayout> layout;
|
||||
@ -168,13 +187,16 @@ protected:
|
||||
|
||||
private:
|
||||
QPointer<ViewPort> myview;
|
||||
QPointer<QShortcut> shortcutZ;
|
||||
QPointer<QShortcut> shortcutPlus;
|
||||
QPointer<QShortcut> shortcutMinus;
|
||||
QPointer<QShortcut> shortcutLeft;
|
||||
QPointer<QShortcut> shortcutRight;
|
||||
QPointer<QShortcut> shortcutUp;
|
||||
QPointer<QShortcut> shortcutDown;
|
||||
QPointer<QShortcut> shortcut_Z;
|
||||
QPointer<QShortcut> shortcut_S;
|
||||
QPointer<QShortcut> shortcut_P;
|
||||
QPointer<QShortcut> shortcut_X;
|
||||
QPointer<QShortcut> shortcut_Plus;
|
||||
QPointer<QShortcut> shortcut_Minus;
|
||||
QPointer<QShortcut> shortcut_Left;
|
||||
QPointer<QShortcut> shortcut_Right;
|
||||
QPointer<QShortcut> shortcut_Up;
|
||||
QPointer<QShortcut> shortcut_Down;
|
||||
|
||||
void icvLoadTrackbars(QSettings *settings);
|
||||
void icvSaveTrackbars(QSettings *settings);
|
||||
@ -202,6 +224,7 @@ public:
|
||||
void updateImage(void* arr);
|
||||
void startDisplayInfo(QString text, int delayms);
|
||||
void setMouseCallBack(CvMouseCallback m, void* param);
|
||||
void setOpenGLCallback(CvOpenGLCallback func,void* userdata);
|
||||
int getRatio();
|
||||
void setRatio(int arg);
|
||||
|
||||
@ -212,6 +235,7 @@ public:
|
||||
|
||||
IplImage* image2Draw_ipl;
|
||||
QImage image2Draw_qt;
|
||||
QImage image2Draw_qt_resized;
|
||||
int mode_display;//opengl or native
|
||||
int nbChannelOriginImage;
|
||||
|
||||
@ -220,6 +244,7 @@ public slots:
|
||||
//http://www.qtcentre.org/wiki/index.php?title=QGraphicsView:_Smooth_Panning_and_Zooming
|
||||
//http://doc.qt.nokia.com/4.6/gestures-imagegestures-imagewidget-cpp.html
|
||||
void scaleView(qreal scaleFactor, QPointF center);
|
||||
void imgRegion();
|
||||
void moveView(QPointF delta);
|
||||
void resetZoom();
|
||||
void ZoomIn();
|
||||
@ -229,6 +254,7 @@ public slots:
|
||||
void siftWindowOnUp() ;
|
||||
void siftWindowOnDown();
|
||||
void resizeEvent ( QResizeEvent * );
|
||||
void saveView();
|
||||
|
||||
private:
|
||||
QPoint mouseCoordinate;
|
||||
@ -236,8 +262,14 @@ private:
|
||||
QRect positionCorners;
|
||||
QTransform matrixWorld_inv;
|
||||
float ratioX, ratioY;
|
||||
|
||||
//for mouse callback
|
||||
CvMouseCallback on_mouse;
|
||||
void* on_mouse_param;
|
||||
|
||||
//for opengl callback
|
||||
CvOpenGLCallback on_openGL;
|
||||
void* on_openGL_param;
|
||||
|
||||
bool isSameSize(IplImage* img1,IplImage* img2);
|
||||
QSize sizeHint() const;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user