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YUVStreamIO.cpp

00001  /***********************************************************************
00002  *                                                                      *
00003  * ViTooKi                                                              *
00004  *                                                                      *
00005  * title:       YUVStreamIO.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 "YUVStreamIO.hpp"
00045 #include "VideoESInfo.hpp"
00046 #ifndef WINCE
00047 #include <errno.h>
00048 #endif
00049 #ifndef WIN32
00050 #include <sys/file.h> 
00051 #endif
00052  
00053 YUVStreamIO::YUVStreamIO(VideoESInfo * esi, const char *file, bool write): RawStreamIO(esi,file,write) {
00054         setFrameSize((u64)(esi->getWidth() * esi->getHeight() * 1.5));
00055 }
00056 
00057 
00058 
00063 Frame *YUVStreamIO::getFrame() {
00064         UncompressedVideoFrame *frm;
00065 
00066   Frame *inFrm = RawStreamIO::getFrame();
00067 
00068         if (!inFrm)
00069                 return NULL;
00070         else {
00071                 frm = new UncompressedVideoFrame(Frame::YUV_VOP, ((VideoESInfo*)(es))->getWidth(), ((VideoESInfo*)(es))->getHeight());
00072                 frm->setColorSpace(UncompressedVideoFrame::ColorSpaceYV12);
00073                 frm->setMediaTimeScale(inFrm->getMediaTimeScale());
00074                 frm->setAU(inFrm->getAU(),false);
00075                 inFrm->unsetAU(); //so it will not be freed...
00076                 delete inFrm;
00077                 return frm;
00078         }
00079 }
00080