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QLabelRenderer.hpp

00001  /***********************************************************************
00002  *                                                                      *
00003  * ViTooKi                                                              *
00004  *                                                                      *
00005  *  title:   QLabelRenderer.hpp                                         *
00006  *                                                                      *
00007  *                                                                      *
00008  *                                                                      *
00009  * ITEC institute of the University of Klagenfurt (Austria)             *
00010  * http://www.itec.uni-klu.ac.at                                        *
00011  *                                                                      *
00012  *                                                                      *
00013  * For more information visit the ViTooKi homepage:                     *
00014  * http://ViTooKi.sourceforge.net                                       *
00015  * vitooki-user@lists.sourceforge.net                                   *
00016  * vitooki-devel@lists.sourceforge.net                                  *
00017  *                                                                      *
00018  * This file is part of ViTooKi, a free video toolkit.                  *
00019  * ViTooKi is free software; you can redistribute it and/or             *
00020  * modify it under the terms of the GNU General Public License          *
00021  * as published by the Free Software Foundation; either version 2       *
00022  * of the License, or (at your option) any later version.               *
00023  *                                                                      *
00024  * This program is distributed in the hope that it will be useful,      *
00025  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
00026  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the         *
00027  * GNU General Public License for more details.                         *
00028  *                                                                      *
00029  * You should have received a copy of the GNU General Public License    *
00030  * along with this program; if not, write to the Free Software          *
00031  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,               *
00032  * MA  02111-1307, USA.                                                 *
00033  *                                                                      *
00034  ***********************************************************************/
00035 
00036  /***********************************************************************
00037  *                                                                      *
00038  *  REVISION HISTORY:                                                   *
00039  *                                                                      *
00040  *  $Id: QLabelRenderer.hpp,v 1.18 2006/01/20 15:37:18 mkropfbe Exp $
00041  *                                                                      *
00042  ***********************************************************************/
00043 
00044 #ifndef _QLABELRENDERER_HPP
00045 #define _QLABELRENDERER_HPP
00046 
00047 #include "IO.hpp"
00048 #include "VideoESInfo.hpp"
00049 #include "adaptors/MP4Decoder.hpp"
00050 #include <qevent.h>
00051 #include <qimage.h>
00052 #include <qwidget.h>
00053 
00054 #include "QFrameBuffer.hpp"
00055 #include "VideoRenderer.hpp"
00056 
00057 class QFrameBuffer;
00058 
00059 
00082 class QLabelRenderer : public VideoRenderer
00083 {
00084 public:
00085 
00104   QLabelRenderer(const VideoESInfo *es, UncompressedVideoFrame::ColorSpace colorSpace,
00105                  QLabel *qlabel, bool allowUpscaleX = false,
00106                  QEvent::Type eventType = QEvent::User);
00107 
00109   virtual ~QLabelRenderer();
00110 
00114   virtual int writeFrame(Frame * frm, ESInfo *out_es=NULL);
00115 
00121   virtual bool open();
00122 
00123 
00124 protected:
00130   bool updateDisplayRegion();
00131 
00132 
00133 private:
00135   QLabel *qlabel;
00136 
00138   QEvent::Type eventType;
00139 };
00140 
00141 
00142 #endif /* _QLABELRENDERER_HPP */