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MetaObject.hpp

00001  /***********************************************************************
00002  *                                                                      *
00003  * ViTooKi                                                              *
00004  *                                                                      *
00005  * title:       MetaObject.hpp                                                *
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:                     *
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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       *
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00023  *                                                                      *
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00035 
00036  /***********************************************************************
00037  *                                                                      *
00038  *  REVISION HISTORY:                                                   *
00039  *                                                                      *
00040  *                                                                      *
00041  *                                                                      *
00042  ***********************************************************************/
00043 
00044 #ifndef _MPEG4ITEC_METAOBJECT_HPP_
00045 #define _MPEG4ITEC_METAOBJECT_HPP_
00046 
00047 #include "ContainerInfo.hpp"
00048 #include "cache/CostFunction.hpp"
00049 
00050 #include "VMutex.hpp"
00051 class Adaptor;
00052 class Url;
00053 class UserPreferences;
00065 class MetaObject {
00066 public:
00070         MetaObject(ContainerInfo* stream);
00071         
00075         MetaObject(const char* configFile);
00076 
00078         ~MetaObject();
00079 
00099         ContainerInfo* findMp4Stream(u32 lowerDimX, u32 upperDimX, 
00100                                                                  u32 lowerDimY, u32 upperDimY, 
00101                                                                  u32 lowerBitRate, u32 upperBitRate, 
00102                                                                  bool greyScale, float frameRate,
00103                                                                  bool* isExactMatch);
00104 
00105 
00106 
00110         bool addMP4Stream(ContainerInfo* stream);
00112         bool deleteMP4Stream(ContainerInfo* stream);
00113         const Url* getUrl() const { return url;};
00114         bool saveToConfigFile(const char* cfg);
00115         int getNumberOfVariations() const {return variations.size();};
00119         std::list<ContainerInfo*>* getVariations();
00120         void releaseVariationsLock();
00121         
00122 protected:
00130         bool loadFromConfigFile(const char* cfg);
00140         double calcSimpleQuality(u32 min, u32 max, u32 val);
00141 protected:
00142         list<ContainerInfo*> variations;
00143         Url* url;
00144         VMutex lockAccess;
00145         u32 pendingOutsideUnlock;
00146 };
00147 
00148 #endif