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/* $Id: mosca_image.cpp,v 1.17 2013-09-06 13:10:23 cgarcia Exp $
*
* This file is part of the MOSCA library
* Copyright (C) 2013 European Southern Observatory
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* $Author: cgarcia $
* $Date: 2013-09-06 13:10:23 $
* $Revision: 1.17 $
* $Name: not supported by cvs2svn $
*/
#include <stdexcept>
#include <iostream>
#include "mosca_image.h"
#include "cpl.h"
mosca::image::image(cpl_size nx, cpl_size ny, cpl_type type,
mosca::axis disp_axis) :
m_image(NULL), m_image_err(NULL)
{
m_image = cpl_image_new(nx, ny, type);
m_image_err = cpl_image_new(nx, ny, type);
m_take_over = true;
set_axis(disp_axis);
}
mosca::image::image()
{
m_image = NULL;
m_image_err = NULL;
m_take_over = false;
m_spatial_axis = mosca::X_AXIS;
m_dispersion_axis = mosca::Y_AXIS;
}
mosca::image::image(cpl_image * ima, bool take_over,
mosca::axis disp_axis) :
m_image(NULL), m_image_err(NULL)
{
m_image = ima;
m_image_err = NULL;
m_take_over = take_over;
set_axis(disp_axis);
}
mosca::image::image(cpl_image * ima, cpl_image * ima_err,
bool take_over, mosca::axis disp_axis) :
m_image(NULL), m_image_err(NULL)
{
if(m_image_err != NULL)
if((cpl_image_get_size_x(ima) != cpl_image_get_size_x(ima_err)) ||
(cpl_image_get_size_y(ima) != cpl_image_get_size_y(ima_err)))
throw std::invalid_argument("Data and error should have the same size");
m_image = ima;
m_image_err = ima_err;
m_take_over = take_over;
set_axis(disp_axis);
}
mosca::image::image(const image& rhs) :
m_image(NULL), m_image_err(NULL)
{
if(rhs.m_image != NULL)
m_image = cpl_image_duplicate(rhs.m_image);
if(rhs.m_image_err != NULL)
m_image_err = cpl_image_duplicate(rhs.m_image_err);
m_take_over = true;
set_axis(rhs.m_dispersion_axis);
}
mosca::image::~image()
{
if(m_take_over)
{
if(m_image != NULL)
cpl_image_delete(m_image);
if(m_image_err != NULL)
cpl_image_delete(m_image_err);
}
}
void mosca::image::set_axis(mosca::axis disp_axis)
{
m_dispersion_axis = disp_axis;
if(disp_axis == mosca::X_AXIS)
m_spatial_axis = mosca::Y_AXIS;
else if(disp_axis == mosca::Y_AXIS)
m_spatial_axis = mosca::X_AXIS;
else
throw std::invalid_argument("Invalid dispersion axis. "
"Use X_AXIS or Y_AXIS");
}
mosca::image& mosca::image::operator= (const mosca::image& rhs)
{
if(rhs.m_image != NULL)
m_image = cpl_image_duplicate(rhs.m_image);
if(rhs.m_image_err != NULL)
m_image_err = cpl_image_duplicate(rhs.m_image_err);
m_take_over = true;
set_axis(rhs.m_dispersion_axis);
return *this;
}
//starting with 0 or 1?
mosca::image mosca::image::trim(cpl_size disp_bottom, cpl_size spa_bottom,
cpl_size disp_top, cpl_size spa_top) const
{
cpl_image * trimmed_image = NULL;
cpl_image * trimmed_image_err = NULL;
if(m_dispersion_axis == mosca::X_AXIS)
{
trimmed_image = cpl_image_extract
(m_image, disp_bottom, spa_bottom, disp_top, spa_top);
if(cpl_image_count_rejected(m_image) != 0)
{
cpl_mask * trimmed_mask = cpl_mask_extract(cpl_image_get_bpm(m_image),
disp_bottom, spa_bottom, disp_top, spa_top);
cpl_image_set_bpm(trimmed_image, trimmed_mask);
}
if(m_image_err != NULL)
trimmed_image_err = cpl_image_extract
(m_image_err, disp_bottom, spa_bottom, disp_top, spa_top);
}
else
{
trimmed_image = cpl_image_extract
(m_image, spa_bottom, disp_bottom, spa_top, disp_top);
if(cpl_image_count_rejected(m_image) != 0)
{
cpl_mask * trimmed_mask = cpl_mask_extract(cpl_image_get_bpm(m_image),
spa_bottom, disp_bottom, spa_top, disp_top);
cpl_image_set_bpm(trimmed_image, trimmed_mask);
}
if(m_image_err != NULL)
trimmed_image_err = cpl_image_extract
(m_image_err, spa_bottom, disp_bottom, spa_top, disp_top);
}
mosca::image result(trimmed_image, trimmed_image_err,
true, m_dispersion_axis);
return result;
}
mosca::axis mosca::image::axis_to_image(mosca::axis an_axis) const
{
mosca::axis image_axis;
/* If an axis is given in terms of dispersion or spatial
axis, then decide whether it is X or Y. If not, it is already X or Y */
if(an_axis == mosca::DISPERSION_AXIS)
image_axis = dispersion_axis();
else if(an_axis == mosca::SPATIAL_AXIS)
image_axis = spatial_axis();
else
image_axis = an_axis;
return image_axis;
}
cpl_image* mosca::image::get_cpl_image()
{
return m_image;
}
cpl_image* mosca::image::get_cpl_image_err()
{
return m_image_err;
}
const cpl_image* mosca::image::get_cpl_image() const
{
return m_image;
}
const cpl_image* mosca::image::get_cpl_image_err() const
{
return m_image_err;
}
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