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FrameTypeCounter.cpp

00001  /***********************************************************************
00002  *                                                                      *
00003  * ViTooKi                                                              *
00004  *                                                                      *
00005  * title:       FrameTypeCounter.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 "FrameTypeCounter.hpp"
00045 #include "UncompressedVideoFrame.hpp"
00046 #include "Statistics.hpp"
00047 
00048 
00049 FrameTypeCounter::FrameTypeCounter(ESInfo *esi, Statistics *statistics) {
00050 
00051         es = esi;
00052         stats = statistics;
00053         strcpy(name,"FrameTypeCounter");
00054 }
00055 
00056 
00057 FrameTypeCounter::~FrameTypeCounter() {
00058 }
00059 
00060 
00061 void FrameTypeCounter::initialize() {
00062 }
00063 
00064 
00065 /***************************************************************/
00066 list < Frame * > FrameTypeCounter::adapt(Frame * frm) {
00067         list < Frame * >tmp;
00068         u32 thisCTS;
00069         int thisSec;
00070 
00071         thisCTS = frm->getAU()->cts;
00072         thisSec = (int)floor((double)thisCTS / es->getMediaTimeScale());
00073         dprintf_full("FrameTypeCounter::adapt frame CTS %i, VOP increment %i, playoutSec: %i FPS: %i\n",
00074                                                          thisCTS, es->getVOPTimeIncrement(), thisSec, stats->getPlayoutSecFPS(thisSec) );
00075 
00076         //      if (frm->getType() != Frame::HEADER_VOP)
00077         if(frm->getType() == Frame::I_VOP)
00078                         stats->incPlayoutSecIFrame(thisSec);
00079         if(frm->getType() == Frame::P_VOP)
00080                         stats->incPlayoutSecPFrame(thisSec);
00081         if(frm->getType() == Frame::B_VOP)
00082                         stats->incPlayoutSecBFrame(thisSec);
00083 
00084         
00085 
00086         //standard forwarding adaptor behaviour
00087         tmp.push_front(frm);
00088         return tmp;
00089 
00090 }