MPlayerWrapper.H

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00001 /*!@file Psycho/MPlayerWrapper.H Wrapper class for playing videos in MPlayer */
00002 
00003 // //////////////////////////////////////////////////////////////////// //
00004 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005   //
00005 // by the University of Southern California (USC) and the iLab at USC.  //
00006 // See http://iLab.usc.edu for information about this project.          //
00007 // //////////////////////////////////////////////////////////////////// //
00008 // Major portions of the iLab Neuromorphic Vision Toolkit are protected //
00009 // under the U.S. patent ``Computation of Intrinsic Perceptual Saliency //
00010 // in Visual Environments, and Applications'' by Christof Koch and      //
00011 // Laurent Itti, California Institute of Technology, 2001 (patent       //
00012 // pending; application number 09/912,225 filed July 23, 2001; see      //
00013 // http://pair.uspto.gov/cgi-bin/final/home.pl for current status).     //
00014 // //////////////////////////////////////////////////////////////////// //
00015 // This file is part of the iLab Neuromorphic Vision C++ Toolkit.       //
00016 //                                                                      //
00017 // The iLab Neuromorphic Vision C++ Toolkit is free software; you can   //
00018 // redistribute it and/or modify it under the terms of the GNU General  //
00019 // Public License as published by the Free Software Foundation; either  //
00020 // version 2 of the License, or (at your option) any later version.     //
00021 //                                                                      //
00022 // The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope  //
00023 // that it will be useful, but WITHOUT ANY WARRANTY; without even the   //
00024 // implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR      //
00025 // PURPOSE.  See the GNU General Public License for more details.       //
00026 //                                                                      //
00027 // You should have received a copy of the GNU General Public License    //
00028 // along with the iLab Neuromorphic Vision C++ Toolkit; if not, write   //
00029 // to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,   //
00030 // Boston, MA 02111-1307 USA.                                           //
00031 // //////////////////////////////////////////////////////////////////// //
00032 //
00033 // Primary maintainer for this file: John Shen <shenjohn at usc dot edu>
00034 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Psycho/MPlayerWrapper.H $
00035 // $Id: MPlayerWrapper.H 12962 2010-03-06 02:13:53Z irock $
00036 //
00037 
00038 #ifndef PSYCHO_MPLAYERWRAPPER_H_DEFINED
00039 #define PSYCHO_MPLAYERWRAPPER_H_DEFINED
00040 
00041 #include "nub/ref.h"
00042 #include "Component/EventLog.H"
00043 #include "Psycho/PsychoDisplay.H"
00044 #include "Component/ModelComponent.H"
00045 #include "Component/ModelManager.H"
00046 #include <vector>
00047 #include <string>
00048 #include "rutz/pipe.h"
00049 
00050 /// Base class for simple input-output streaming applications
00051 class MPlayerWrapper : public ModelComponent
00052 {
00053 public:
00054 
00055   MPlayerWrapper(OptionManager &mgr,
00056                 const std::string &descrName="Psycho Display",
00057                 const std::string &tagName="PsychoDisplay");
00058 
00059   virtual ~MPlayerWrapper();
00060 
00061   int run(const int argc, const char** argv,
00062           const char* extraArgsDescription = "",
00063           const int minExtraArgs = 0, const int maxExtraArgs = 1);
00064 
00065   int runfromSDL(nub::soft_ref<PsychoDisplay> D);
00066 
00067   void setSourceVideo(std::string fname);
00068 
00069   void setOverDisplay(nub::soft_ref<PsychoDisplay> pd);
00070 
00071   //! push an event to the log, if uselinfo is true also display to the screen
00072   void pushEvent(const std::string& msg, const bool& uselinfo = false);
00073 
00074   void setEventLog(nub::soft_ref<EventLog> log) {itsEventLog = log;}
00075 protected:
00076 
00077 private:
00078   MPlayerWrapper(const MPlayerWrapper&); // not implemented
00079   MPlayerWrapper& operator=(const MPlayerWrapper&); // not implemented
00080 
00081   int tryRun(const int argc, const char** argv,
00082              const char* extraArgsDescription,
00083              const int minExtraArgs, const int maxExtraArgs);
00084 
00085   nub::ref<rutz::exec_pipe> createMPlayerPipe();
00086 
00087   void parseStatusLine(const std::string stat_line);
00088 
00089   nub::soft_ref<EventLog> itsEventLog;
00090   std::string itsFileName;
00091   bool itsPlayingVideo;
00092 
00093   OModelParam<bool> itsIsFullScreen;
00094   OModelParam<std::string> itsMPlayerPath;
00095   OModelParam<bool> itsIsSound;
00096   OModelParam<std::string> itsAudioDriver;
00097   OModelParam<uint> itsCacheSize;
00098   OModelParam<double> itsCachePercent;
00099 };
00100 
00101 // ######################################################################
00102 /* So things look consistent in everyone's emacs... */
00103 /* Local Variables: */
00104 /* mode: c++ */
00105 /* indent-tabs-mode: nil */
00106 /* End: */
00107 
00108 #endif // AUDIOPROJ_MPLAYERWRAPPER_H_DEFINED
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