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FrameCounter.cpp

00001  /***********************************************************************
00002  *                                                                      *
00003  * ViTooKi                                                              *
00004  *                                                                      *
00005  * title:       FrameCounter.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 
00044 #include "FrameCounter.hpp"
00045 #include "UncompressedVideoFrame.hpp"
00046 #include "Statistics.hpp"
00047 
00048 
00049 FrameCounter::FrameCounter(ESInfo *esi, Statistics *statistics) {
00050 
00051         es = esi;
00052         stats = statistics;
00053         strcpy(name,"FrameCounter");
00054         currentFrameNumber = 0;
00055 }
00056 
00057 
00058 FrameCounter::~FrameCounter() {
00059 }
00060 
00061 
00062 void FrameCounter::initialize() {
00063 }
00064 
00065 
00066 /***************************************************************/
00067 list < Frame * > FrameCounter::adapt(Frame * frm) {
00068         list < Frame * >tmp;
00069         u32 thisCTS;
00070         int thisSec;
00071 
00072         thisCTS = frm->getAU()->cts;
00073         thisSec = (int)floor((double)thisCTS / es->getMediaTimeScale());
00074         dprintf_full("FrameCounter::adapt frame CTS %i, VOP increment %i, playoutSec: %i FPS: %i\n",
00075                                                          thisCTS, es->getVOPTimeIncrement(), thisSec, stats->getPlayoutSecFPS(thisSec) );
00076 
00077         //      if (frm->getType() != Frame::HEADER_VOP)
00078         stats->incPlayoutSecFPS(thisSec);
00079         currentFrameNumber++;
00080 
00081         //standard forwarding adaptor behaviour
00082         tmp.push_front(frm);
00083 
00084         return tmp;
00085 }