morphologicalfilter.cpp

00001 
00002 /***************************************************************************
00003  *  morphologicalfilter.cpp - interface for a morphological filter
00004  *
00005  *  Created: Tue Mar 27 23:27:46 2007
00006  *  Copyright  2005-2007  Tim Niemueller [www.niemueller.de]
00007  *
00008  ****************************************************************************/
00009 
00010 /*  This program is free software; you can redistribute it and/or modify
00011  *  it under the terms of the GNU General Public License as published by
00012  *  the Free Software Foundation; either version 2 of the License, or
00013  *  (at your option) any later version. A runtime exception applies to
00014  *  this software (see LICENSE.GPL_WRE file mentioned below for details).
00015  *
00016  *  This program 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 Library General Public License for more details.
00020  *
00021  *  Read the full text in the LICENSE.GPL_WRE file in the doc directory.
00022  */
00023 
00024 #include <filters/morphology/morphologicalfilter.h>
00025 
00026 #include <cstddef>
00027 
00028 namespace firevision {
00029 #if 0 /* just to make Emacs auto-indent happy */
00030 }
00031 #endif
00032 
00033 /** @class MorphologicalFilter <filters/morphology/morphologicalfilter.h>
00034  * Morphological filter interface.
00035  * This interface defines specific API details for morphological filters.
00036  *
00037  * @author Tim Niemueller
00038  *
00039  */
00040 
00041 /** Constructor.
00042  * @param name filter name
00043  * @param max_num_buffers maximum number of source buffers. */
00044 MorphologicalFilter::MorphologicalFilter(const char *name, unsigned int max_num_buffers)
00045   : Filter(name, max_num_buffers)
00046 {
00047   se = NULL;
00048   se_width = se_height = se_anchor_x = se_anchor_y = 0;
00049 }
00050 
00051 
00052 /** Destructor. */
00053 MorphologicalFilter::~MorphologicalFilter()
00054 {
00055 }
00056 
00057 
00058 /** Set the structuring element for successive filter runs.
00059  * @param se structuring element buffer. This is just a line-wise concatenated array
00060  * of values. A value of zero means ignore, any other value means to consider this
00061  * value.
00062  * @param se_width width of structuring element
00063  * @param se_height height of structuring element
00064  * @param se_anchor_x x coordinate of anchor in structuring element
00065  * @param se_anchor_y y coordinate of anchor in structuring element
00066  */
00067 void
00068 MorphologicalFilter::set_structuring_element(unsigned char *se,
00069                                              unsigned int se_width, unsigned int se_height,
00070                                              unsigned int se_anchor_x, unsigned int se_anchor_y)
00071 {
00072   this->se          = se;
00073   this->se_width    = se_width;
00074   this->se_height   = se_height;
00075   this->se_anchor_x = se_anchor_x;
00076   this->se_anchor_y = se_anchor_y;
00077 }
00078 
00079 } // end namespace firevision

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