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canny_Filter.h

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00001 /* ---------------------------------------------------------------------------
00002     Phission :
00003         Realtime Vision Processing System
00004 
00005     Copyright (C) 2003-2006 Philip D.S. Thoren (pthoren@cs.uml.edu)
00006     University of Massachusetts at Lowell,
00007     Laboratory for Artificial Intelligence and Robotics
00008 
00009     This file is part of Phission.
00010 
00011     Phission is free software; you can redistribute it and/or modify
00012     it under the terms of the GNU Lesser General Public License as published by
00013     the Free Software Foundation; either version 2 of the License, or
00014     (at your option) any later version.
00015 
00016     Phission is distributed in the hope that it will be useful,
00017     but WITHOUT ANY WARRANTY; without even the implied warranty of
00018     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00019     GNU Lesser General Public License for more details.
00020 
00021     You should have received a copy of the GNU Lesser General Public License
00022     along with Phission; if not, write to the Free Software
00023     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00024 
00025  ---------------------------------------------------------------------------*/
00026 #ifndef _CANNY_FILTER_H
00027 #define _CANNY_FILTER_H
00028 
00034 #include <phFilter.h>
00035 
00041 /* ------------------------------------------------------------------------ */
00093 PHAPI(class) canny_Filter : public phFilter
00094 {
00095 private:
00096     uint32_t    m_lowThreshold;
00097     uint32_t    m_highThreshold;
00098     uint8_t    *m_gauss;
00099     uint8_t    *m_edge;
00100     uint32_t    m_gaussSize;
00101     uint32_t    m_edgeSize;
00102 
00103     int m_useGaussian;
00104     int m_useSobelApprox;
00105 
00106 protected:
00107     int filter();
00108     
00109 public:
00123     canny_Filter( uint32_t lowThreshold  = 40,
00124                   uint32_t highThreshold = 120 );
00125     ~canny_Filter();
00126     
00145     int set( uint32_t lowThreshold   = 40,
00146              uint32_t highThreshold  = 120 );
00147     
00155     void enableGaussian ( int enable = 1 );
00163     void disableGaussian( int disable = 1 );
00164     
00172     void enableSobelApprox( int enable = 1 );
00180     void disableSobelApprox( int disable = 1);
00181     
00189     phFilter *cloneFilter();
00190 
00191 };
00192  /* ImageProcessing */
00194 
00195 #endif /* _CANNY_FILTER_H */
00196 




Copyright (C) 2002 - 2007 Philip D.S. Thoren ( pthoren@users.sourceforge.net )
University Of Massachusetts at Lowell
Robotics Lab
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