goto frame is working

src/goto_window.cpp

@@ -1,4 +1,5 @@
 #include "goto_window.h"
+#include "main_window.h"
 
 
 GotoWindow::GotoWindow(QWidget *parent) : QDialog(parent) {
@@ -8,6 +9,9 @@ GotoWindow::GotoWindow(QWidget *parent) : QDialog(parent) {
     setGeometry(300, 50, 400, 70);
 }
 
+void GotoWindow::setPlayback(Playback *playback) {
+    playback_thread = playback;
+}
 
 void GotoWindow::setVideoCapture(cv::VideoCapture *cap) {
     capture_device = cap;
@@ -39,17 +43,31 @@ void GotoWindow::createControls() {
     
 }
 
-void GotoWindow::setFrameIndex(const long &i) {
+void GotoWindow::setFrameIndex(int i) {
-    index = i;
+    frame_index = i;
+    QString frame_string;
+    QTextStream frame_stream(&frame_string);
+    frame_stream << "(Current/Total Frames/Seconds) - (" << frame_index << "/" << goto_pos->maximum() << "/" <<  (unsigned long)(goto_pos->minimum()/goto_pos->maximum()) << ") ";
+    main_window->setFrameIndex(frame_index);
+    main_window->statusBar()->showMessage(frame_string);
+}
+
+void GotoWindow::setMainWindow(AC_MainWindow *window) {
+    main_window = window;
 }
 
 void GotoWindow::showImage() {
-    
+    QImage img;
+    if(playback_thread->getFrame(img, frame_index)) {
+        disp_window->displayImage(img);
+    }
 }
 
-void GotoWindow::showWindow(int min, int max) {
+void GotoWindow::showWindow(int frame_index, int min, int max) {
     goto_pos->setMaximum(min);
     goto_pos->setMaximum(max);
+    goto_pos->setSliderPosition(frame_index);
+    slideChanged(frame_index);
     show();
 }
 
@@ -59,6 +77,7 @@ void GotoWindow::pressedGo() {
     if(f_pos != goto_pos->sliderPosition()) {
         goto_pos->setSliderPosition(f_pos);
     }
+    setFrameIndex(f_pos);
     showImage();
 }
 

src/goto_window.h

@@ -3,6 +3,9 @@
 
 #include "qtheaders.h"
 #include "display_window.h"
+#include "playback_thread.h"
+
+class AC_MainWindow;
 
 class GotoWindow : public QDialog {
     Q_OBJECT
@@ -10,17 +13,21 @@ public:
     GotoWindow(QWidget *parent);
     void setVideoCapture(cv::VideoCapture *cap);
     void setDisplayWindow(DisplayWindow *win);
+    void setMainWindow(AC_MainWindow *window);
+    void setPlayback(Playback *playb);
     void createControls();
-    void setFrameIndex(const long &index);
+    void setFrameIndex(int index);
     void showImage();
-    void showWindow(int min, int max);
+    void showWindow(int frame_index, int min, int max);
 private:
-    long index;
+    int frame_index;
     DisplayWindow *disp_window;
+    AC_MainWindow *main_window;
     cv::VideoCapture *capture_device;
     QSlider *goto_pos;
     QLineEdit *goto_sec, *goto_frame;
     QPushButton *goto_jump;
+    Playback *playback_thread;
 public slots:
     void pressedGo();
     void slideChanged(int pos);

src/main_window.cpp

@@ -76,9 +76,10 @@ AC_MainWindow::AC_MainWindow(QWidget *parent) : QMainWindow(parent) {
     disp = new DisplayWindow(this);
     playback = new Playback();
     
-    goto_window->showWindow(0, 100);
     goto_window->setParent(this);
     goto_window->setDisplayWindow(disp);
+    goto_window->setPlayback(playback);
+    goto_window->setMainWindow(this);
     
     QObject::connect(playback, SIGNAL(procImage(QImage)), this, SLOT(updateFrame(QImage)));
     QObject::connect(playback, SIGNAL(stopRecording()), this, SLOT(stopRecording()));
@@ -905,6 +906,7 @@ bool AC_MainWindow::startVideo(const QString &filename, const QString &outdir, b
 
 void AC_MainWindow::controls_Stop() {
     playback->Stop();
+    goto_window->hide();
     progress_bar->hide();
     controls_showvideo->setEnabled(false);
     controls_stop->setEnabled(false);
@@ -966,10 +968,12 @@ void AC_MainWindow::file_Exit() {
 
 void AC_MainWindow::file_NewVideo() {
     cap_video->show();
+    goto_window->hide();
 }
 
 void AC_MainWindow::file_NewCamera() {
     cap_camera->show();
+    goto_window->hide();
 }
 
 void AC_MainWindow::controls_Snap() {
@@ -982,7 +986,7 @@ void AC_MainWindow::controls_Pause() {
         controls_pause->setText("Paused");
         controls_pause->setChecked(true);
         paused = true;
-        goto_window->showWindow(0, video_frames);
+        if(programMode == MODE_VIDEO) goto_window->showWindow(frame_index, 0, video_frames);
         playback->Stop();
     } else {
         controls_pause->setText("Pause");
@@ -1058,6 +1062,9 @@ QImage Mat2QImage(cv::Mat const& src)
     return dest;
 }
 
+void AC_MainWindow::setFrameIndex(int index) {
+    frame_index = index;
+}
 
 void AC_MainWindow::updateFrame(QImage img) {
     if(playback->isStopped() == false) {

src/main_window.h

@@ -51,6 +51,7 @@ public:
     QRadioButton *filter_single, *filter_custom;
     void updateList();
     void setSubFilter(const QString &num);
+    void setFrameIndex(int i);
 public slots:
     void addClicked();
     void rmvClicked();

src/playback_thread.cpp

@@ -280,6 +280,7 @@ void Playback::run() {
     }
 }
 
+
 Playback::~Playback() {
     mutex.lock();
     stop = true;
@@ -298,6 +299,22 @@ void Playback::setFrameIndex(const long &index) {
     mutex.unlock();
 }
 
+bool Playback::getFrame(QImage &img, const int &index) {
+    QImage image;
+    setFrameIndex(index);
+    mutex.lock();
+    cv::Mat frame;
+    if(mode == MODE_VIDEO && capture.read(frame)) {
+    	cv::cvtColor(frame, rgb_frame, CV_BGR2RGB);
+    	img = QImage((const unsigned char*)(rgb_frame.data), rgb_frame.cols, rgb_frame.rows, QImage::Format_RGB888);
+        mutex.unlock();
+        setFrameIndex(index);
+        return true;
+    }
+    mutex.unlock();
+    return false;
+}
+
 void Playback::enableRepeat(bool re) {
     mutex.lock();
     repeat_video = re;

src/playback_thread.h

@@ -43,6 +43,7 @@ public:
     Playback(QObject *parent = 0);
     ~Playback();
     void setFrameIndex(const long &index);
+    bool getFrame(QImage &img, const int &index);
     void setRGB(int r, int g, int b);
     void setColorOptions(int b, int g, int s);
     void setColorMap(int c);