muvinomain.hpp

Go to the documentation of this file.

 /***********************************************************************
 *                                                                      *
 * MuViNo - ViTooKi Video Annotation Tool                               *
 *                                                                      *
 * title:   muvinomain.hpp                                          *
 *                                                                      *
 * $Id: muvinomain_8hpp-source.html,v 1.1 2004/09/27 07:24:50 mtaschwer Exp $
 *                                                                      *
 * ITEC institute of the University of Klagenfurt (Austria)             *
 * http://www.itec.uni-klu.ac.at                                        *
 *                                                                      *
 *                                                                      *
 * For more information visit the ViTooKi homepage:                     *
 * http://ViTooKi.sourceforge.net                                       *
 * vitooki-user@lists.sourceforge.net                                   *
 * vitooki-devel@lists.sourceforge.net                                  *
 *                                                                      *
 * This file is part of ViTooKi, a free video toolkit.                  *
 * ViTooKi 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; either version 2       *
 * 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 for more details.                         *
 *                                                                      *
 * You should have received a copy of the GNU General Public License    *
 * along with this program; if not, write to the Free Software          *
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,               *
 * MA  02111-1307, USA.                                                 *
 *                                                                      *
 ***********************************************************************/

#ifndef MUVINOMAIN_H
#define MUVINOMAIN_H

#include <DataChannel.hpp>
#include <ReferenceCounter.hpp>
#include <adaptors/MP4Decoder.hpp>

#include "muvinomaindlg.hpp"
#include "MP7Doc.hpp"
#include "MP7Time.hpp"

class QApplication;
class QTimer;
class GlobalTimer;
class ESSynchronizer;
class SegmentSlider;

class MuvinoMain : public MuvinoMainDlg  {
  Q_OBJECT

public: 
  MuvinoMain();
  ~MuvinoMain();

protected:
  void setCaptionFromFile(const QString &file = QString::null, bool modified = false);

  /* ----------------------- Event Handlers ----------------------------------------- */

  virtual void closeEvent(QCloseEvent * e);

  /* ----------------------- Menu Actions --------------------------------------- */

public slots:
  virtual void fileNew();
  virtual void fileOpen();
  virtual void fileOpen(const QString &path);
  virtual void fileLoadVideo();
  virtual void fileLoadVideo(const QString &path);
  virtual void fileExit();
  virtual void fileSave();
  virtual void fileSaveAs();

protected:
  void initMenuBar();

  /* ----------------------- Video Player Members --------------------------------- */

public:
  bool loadVideo(const char *filename, const char *demuxDir,
         MP4Decoder::eColorSpace colorSpace);

public slots:
  virtual void playerStart();
  virtual void playerStop();
  virtual void playerPlay();
  virtual void playerBack3s();
  virtual void setDisplayRateFromSlider(int value);
  virtual void playerAudioStateChange(int state);

  virtual void displayCurrentMediaTime(bool showSubSec = false);

  void closeVideo();

  bool playVideo(const MP7Time &time = MP7Time());

signals:
  void currentMediaTimeEvent(const MP7Time &time);

 protected:
  void resetVideoDisplay();

  void stopAudio();

  void stopVideoAudio();

  void pauseVideoAudio();

  MP7Time videoDuration() const;

  MP7Time currentVideoTime() const;

  void setCurrentVideoTimeLabel(const MP7Time &time, bool showSubSec = false);

  void setDisplayRateSlider(double rate);

  /* ------------------ MP7Doc/MP7TreeView Methods ----------------------------------- */

public:
  bool loadMP7Doc(const QString &filename);

  int checkMP7DocWithVideo();
  
public slots:
  virtual void treeViewSelectItem(QListViewItem *item);

  virtual void mp7DocModificationChange(bool m);

  virtual void treeViewSetSelected(MP7ListViewItem *item);

  void treeViewClicked(QListViewItem *item);

protected:
  void initMP7TreeView();

  bool warnAndSaveMP7Doc();

  void createMP7Doc(const MP7Time &duration);

  /* ------------------ MP7ElementValue Methods ------------------------------ */

public slots:
  virtual void mp7ElementValueChange();

protected:
  void resetMP7ElementValue();

  void disableMP7ElementValue(bool disable);

  /* ------------------ Segment Navigation Methods --------------------------- */

public slots:
  void splitCurrentSegment();

  void setTitleImage();

protected:
  void initSegmentNav();

  void resetSegmentNav();

  /* ------------------ Member Variables ------------------------------------- */

private:
  static const QString caption;

  DataChannel *videoDC;

  DataChannel *audioDC;

  GlobalTimer *globalTimer;

  ReferenceCounter *globalTimerRefCnt;

  ESSynchronizer *essync;

  QTimer *mediaTimeUpdater;

  MP7Doc *doc;

  MP7ListViewItem *currentMP7Item;

  SegmentSlider *currentSlider;

  SegmentSlider *totalSlider;
};

#endif

---