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Frame.cpp

00001  /***********************************************************************
00002  *                                                                      *
00003  * ViTooKi                                                              *
00004  *                                                                      *
00005  * title:       Frame.cpp                                                     *
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  *                                                                      *
00041  *                                                                      *
00042  ***********************************************************************/
00043 
00061 #include "Frame.hpp"
00062 
00063 
00068 Frame::Frame(FrameType t) {
00069     accessUnit = NULL;
00070                 
00071                 mediaTimeScale = 0;
00072                 streamID = 0;
00073                 markedForDelete = false;
00074                 setType(t);
00075 }
00076 
00077 
00078 Frame::~Frame() {
00079   if (accessUnit) {
00080     dprintf_full("Frame::~Frame: Frame %p destruct... delete accessUnit AU %p of size %i\n",this,accessUnit,accessUnit->size);
00081     delete accessUnit;
00082     accessUnit=NULL;
00083   }
00084 }
00085 
00086 
00087 bool Frame::setAU(AU * auTemp, bool detectType) {
00088   if (!auTemp)
00089     return false;
00090   if (accessUnit)
00091     delete accessUnit;
00092   
00093   accessUnit = auTemp;
00094   
00095   
00096   //default YUV pointers into payload, on WINCE will be overridden by setAUy/u/v()
00097   accessUnit->y = accessUnit->payload;
00098   accessUnit->u = accessUnit->payload; //FIXME: not known: + width+height
00099   accessUnit->v = accessUnit->payload; //FIXME: not known: + width+height *1.25
00100   
00101   
00102   if (detectType)
00103     detectFrameType();
00104   
00105   return true;
00106 }
00107 
00108 
00109 bool Frame::unsetAU() {
00110   if (!accessUnit)
00111     return false;
00112   
00113   accessUnit = NULL;
00114   return true;
00115 }