FilterManager.h

/******************************************************************************
Este arquivo eh parte da implementacao do ambiente declarativo do middleware
Ginga (Ginga-NCL).

Direitos Autorais Reservados (c) 1989-2007 PUC-Rio/Laboratorio TeleMidia

Este programa eh software livre; voce pode redistribui-lo e/ou modificah-lo sob
os termos da Licenca Publica Geral GNU versao 2 conforme publicada pela Free
Software Foundation.

Este programa eh distribuido na expectativa de que seja util, porem, SEM
NENHUMA GARANTIA; nem mesmo a garantia implicita de COMERCIABILIDADE OU
ADEQUACAO A UMA FINALIDADE ESPECIFICA. Consulte a Licenca Publica Geral do
GNU versao 2 para mais detalhes.

Voce deve ter recebido uma copia da Licenca Publica Geral do GNU versao 2 junto
com este programa; se nao, escreva para a Free Software Foundation, Inc., no
endereco 59 Temple Street, Suite 330, Boston, MA 02111-1307 USA.

Para maiores informacoes:
ncl @ telemidia.puc-rio.br
http://www.ncl.org.br
http://www.ginga.org.br
http://www.telemidia.puc-rio.br
******************************************************************************
This file is part of the declarative environment of middleware Ginga (Ginga-NCL)

Copyright: 1989-2007 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License version 2 as published by
the Free Software Foundation.

This program is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.  See the GNU General Public License version 2 for more
details.

You should have received a copy of the GNU General Public License version 2
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA

For further information contact:
ncl @ telemidia.puc-rio.br
http://www.ncl.org.br
http://www.ginga.org.br
http://www.telemidia.puc-rio.br
*******************************************************************************/

#ifndef FILTERMANAGER_H_
#define FILTERMANAGER_H_

#include "tsparser/ITransportSection.h"
using namespace ::br::pucrio::telemidia::ginga::core::tsparser;

#include "SectionFilter.h"
#include "dsmcc/carousel/data/Module.h"
using namespace ::br::pucrio::telemidia::ginga::core::dataprocessing::carousel;

#include <string>
#include <vector>
#include <set>
#include <iostream>
using namespace std;

namespace br {
namespace pucrio {
namespace telemidia {
namespace ginga {
namespace core {
namespace dataprocessing {
    class FilterManager {
        private:
            map<short, SectionFilter*> streamTypeFilters;
            map<int, SectionFilter*> pidFilters;
            set<string> processedSections;
            map<string, map<unsigned int, ITransportSection*>*> sections;
            map<unsigned int, Module*>* info;
            bool reading;
            unsigned short blockSize;
            pthread_mutex_t filterMutex;

        public:
            FilterManager();
            virtual ~FilterManager();
            ITSFilter* createStreamTypeSectionFilter(
                    short streamType,
                    IDemuxer* demux, IFilterListener* listener);

            ITSFilter* createPidSectionFilter(
                    int pid, IDemuxer* demux, IFilterListener* listener);

            void destroyFilter(IDemuxer* demux, short streamType);
            void destroyFilter(IDemuxer* demux, ITSFilter* filter);
            bool processSection(ITransportSection* section);
            void addProcessedSection(string sectionName);
            void setInfo(map<unsigned int, Module*>* info);
            void setBlockSize(unsigned short size);
    };
}
}
}
}
}
}

#endif /*FILTERMANAGER_H_*/