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filter.h
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/***************************************************************************
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* filter.h - Abstract class defining a filter
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*
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* Created: Tue May 03 19:50:02 2005
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* Copyright 2005-2007 Tim Niemueller [www.niemueller.de]
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*
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****************************************************************************/
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/* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version. A runtime exception applies to
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* this software (see LICENSE.GPL_WRE file mentioned below for details).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* Read the full text in the LICENSE.GPL_WRE file in the doc directory.
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*/
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#ifndef __FIREVISION_FILTER_H_
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#define __FIREVISION_FILTER_H_
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#include <fvutils/base/types.h>
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#include <fvutils/base/roi.h>
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namespace
firevision {
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#if 0
/* just to make Emacs auto-indent happy */
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}
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#endif
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class
Filter
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{
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public
:
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Filter
(
const
char
*name,
unsigned
int
max_num_buffers = 1);
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virtual
~
Filter
();
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virtual
void
set_src_buffer(
unsigned
char
*buf,
ROI
*roi,
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orientation_t ori = ORI_HORIZONTAL,
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unsigned
int
buffer_num = 0);
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virtual
void
set_src_buffer(
unsigned
char
*buf,
ROI
*roi,
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unsigned
int
buffer_num);
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virtual
void
set_dst_buffer(
unsigned
char
*buf,
ROI
*roi);
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virtual
void
set_orientation(orientation_t ori,
unsigned
int
buffer_num);
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virtual
const
char
* name();
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virtual
void
apply() = 0 ;
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void
shrink_region(
ROI
*r,
unsigned
int
n);
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protected
:
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/** Maximum number of buffers */
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unsigned
int
_max_num_buffers
;
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/** Filter name */
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char
*
_name
;
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/** Source buffers, dynamically allocated by Filter ctor. */
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unsigned
char
**
src
;
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/** Destination buffer */
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unsigned
char
*
dst
;
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/** Source ROIs, dynamically allocated by Filter ctor. */
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ROI
**
src_roi
;
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/** Destination ROI */
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ROI
*
dst_roi
;
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/** Orientations, one for each source image */
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orientation_t *
ori
;
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};
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}
// end namespace firevision
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#endif
src
libs
fvfilters
filter.h
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