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E:/Projetos_Primeiro_Semestre_2012/TerraView/terralib/src/terralib/image_processing/TePDIParaSegStrategy.hpp
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    00001 /*
    00002 TerraLib - a library for developing GIS applications.
    00003 Copyright  2001, 2002, 2003 INPE and Tecgraf/PUC-Rio.
    00004
    00005 This code is part of the TerraLib library.
    00006 This library is free software; you can redistribute it and/or
    00007 modify it under the terms of the GNU Lesser General Public
    00008 License as published by the Free Software Foundation; either
    00009 version 2.1 of the License, or (at your option) any later version.
    00010
    00011 You should have received a copy of the GNU Lesser General Public
    00012 License along with this library.
    00013
    00014 The authors reassure the license terms regarding the warranties.
    00015 They specifically disclaim any warranties, including, but not limited to,
    00016 the implied warranties of merchantability and fitness for a particular
    00017 purpose. The library provided hereunder is on an "as is" basis, and the
    00018 authors have no obligation to provide maintenance, support, updates,
    00019 enhancements, or modifications.
    00020 In no event shall INPE be held liable to any party
    00021 for direct, indirect, special, incidental, or consequential damages arising
    00022 out of the use of this library and its documentation.
    00023 */
    00024
    00025 #ifndef TEPDIPARASEGSTRATEGY_HPP
    00026   #define TEPDIPARASEGSTRATEGY_HPP
    00027
    00028   #include "TePDIParaSegStrategyParams.hpp"
    00029   #include "TePDIParaSegSegmentsBlock.hpp"
    00030   #include "TePDIParaSegStrategyFactoryParams.hpp"
    00031   #include "TePDIMatrix.hpp"
    00032   #include "TePDIDefines.hpp"
    00033   #include "TePDIParameters.hpp"
    00034
    00035   #include <vector>
    00036
    00043   class PDI_DLL TePDIParaSegStrategy
    00044   {
    00045     public :
    00046
    00047
    00049       typedef TePDIMatrix< double > RasterBandDataT;
    00050
    00053       typedef std::vector< RasterBandDataT > RasterDataVecT;
    00054
    00055       virtual ~TePDIParaSegStrategy();
    00056
    00072       virtual bool execute( const RasterDataVecT& rasterDataVector,
    00073         TePDIParaSegSegmentsBlock::SegmentsPointersMatrixT& outSegsMatrix ) = 0 ;
    00074
    00082       virtual bool setParameters( const TePDIParameters& params ) = 0;
    00083
    00109       virtual bool mergeSegments(
    00110         TePDIParaSegSegmentsBlock::SegmentsPointersMatrixT& centerMatrix,
    00111         TePDIParaSegSegmentsBlock::SegmentsPointersMatrixT* topMatrixPtr,
    00112         TePDIParaSegSegmentsBlock::SegmentsPointersMatrixT* leftMatrixPtr ) = 0;
    00113
    00120       virtual double getMemUsageFactor() const = 0;
    00121
    00131       TePDIParaSegSegment::SegIdDataType acquireNewSegID();
    00132
    00139       inline bool isBlockMergingEnabled() const
    00140       {
    00141         return params_.blockMergingEnabled_;
    00142       };
    00143
    00144       // Overloaded
    00145       static TePDIParaSegStrategy* DefaultObject(
    00146         const TePDIParaSegStrategyFactoryParams& params );
    00147
    00148     protected :
    00149
    00154       TePDIParaSegStrategy( const TePDIParaSegStrategyParams& params );
    00155
    00156     private :
    00157
    00159       volatile TePDIParaSegSegment::SegIdDataType lastGenSegID_;
    00160
    00162       TePDIParaSegStrategyParams params_;
    00163
    00164   };
    00165
    00166
    00167 #endif

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