Image Component Library (ICL)
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RunLengthEncoder.h
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00001 /********************************************************************
00002 **                Image Component Library (ICL)                    **
00003 **                                                                 **
00004 ** Copyright (C) 2006-2013 CITEC, University of Bielefeld          **
00005 **                         Neuroinformatics Group                  **
00006 ** Website: www.iclcv.org and                                      **
00007 **          http://opensource.cit-ec.de/projects/icl               **
00008 **                                                                 **
00009 ** File   : ICLCV/src/ICLCV/RunLengthEncoder.h                     **
00010 ** Module : ICLCV                                                  **
00011 ** Authors: Christof Elbrechter, Erik Weitnauer                    **
00012 **                                                                 **
00013 **                                                                 **
00014 ** GNU LESSER GENERAL PUBLIC LICENSE                               **
00015 ** This file may be used under the terms of the GNU Lesser General **
00016 ** Public License version 3.0 as published by the                  **
00017 **                                                                 **
00018 ** Free Software Foundation and appearing in the file LICENSE.LGPL **
00019 ** included in the packaging of this file.  Please review the      **
00020 ** following information to ensure the license requirements will   **
00021 ** be met: http://www.gnu.org/licenses/lgpl-3.0.txt                **
00022 **                                                                 **
00023 ** The development of this software was supported by the           **
00024 ** Excellence Cluster EXC 277 Cognitive Interaction Technology.    **
00025 ** The Excellence Cluster EXC 277 is a grant of the Deutsche       **
00026 ** Forschungsgemeinschaft (DFG) in the context of the German       **
00027 ** Excellence Initiative.                                          **
00028 **                                                                 **
00029 ********************************************************************/
00030 
00031 
00032 #pragma once
00033 
00034 #include <ICLUtils/CompatMacros.h>
00035 #include <ICLUtils/Size.h>
00036 #include <ICLUtils/Uncopyable.h>
00037 #include <ICLCore/Img.h>
00038 #include <ICLCV/WorkingLineSegment.h>
00039 #include <vector>
00040 
00041 namespace icl { 
00042   namespace cv{
00043   
00045 
00100     class ICLCV_API RunLengthEncoder{
00102       typedef WorkingLineSegment WLS;
00103       
00105       std::vector<WLS> m_data;
00106       
00108       std::vector<WLS*> m_ends;
00109       
00111       utils::Rect m_imageROI;
00112   
00114       template<class T>
00115       void encode_internal(const core::Img<T> &image);
00116   
00118       void prepare(const utils::Rect &roi);
00119       
00121       void resetLineSegments();
00122   
00123       public:
00124       
00126       void encode(const core::ImgBase *image);
00127       
00129 
00130       inline WorkingLineSegment *begin(int row){
00131         return &m_data[row*m_imageROI.width];
00132       }
00133       
00135 
00136       inline const WorkingLineSegment *begin(int row) const{
00137         return &m_data[row*m_imageROI.width];
00138       }
00139       
00141 
00142       inline WorkingLineSegment *end(int row){
00143         return m_ends[row]; 
00144       }
00145   
00147 
00148       inline const WorkingLineSegment *end(int row) const {
00149         return m_ends[row]; 
00150       }
00151     };
00152   
00153   } // namespace cv
00154 }
00155 
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