104 lines
4.0 KiB
C++
104 lines
4.0 KiB
C++
|
/*M///////////////////////////////////////////////////////////////////////////////////////
|
||
|
//
|
||
|
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
|
||
|
//
|
||
|
// By downloading, copying, installing or using the software you agree to this license.
|
||
|
// If you do not agree to this license, do not download, install,
|
||
|
// copy or use the software.
|
||
|
//
|
||
|
// Copyright (C) 2013, Alfonso Sanchez-Beato, all rights reserved.
|
||
|
// Third party copyrights are property of their respective owners.
|
||
|
//
|
||
|
// Redistribution and use in source and binary forms, with or without modification,
|
||
|
// are permitted provided that the following conditions are met:
|
||
|
//
|
||
|
// * Redistribution's of source code must retain the above copyright notice,
|
||
|
// this list of conditions and the following disclaimer.
|
||
|
//
|
||
|
// * Redistribution's in binary form must reproduce the above copyright notice,
|
||
|
// this list of conditions and the following disclaimer in the documentation
|
||
|
// and/or other materials provided with the distribution.
|
||
|
//
|
||
|
// * The name of the copyright holders may not be used to endorse or promote products
|
||
|
// derived from this software without specific prior written permission.
|
||
|
//
|
||
|
// This software is provided by the copyright holders and contributors "as is" and
|
||
|
// any express or implied warranties, including, but not limited to, the implied
|
||
|
// warranties of merchantability and fitness for a particular purpose are disclaimed.
|
||
|
// In no event shall the contributors be liable for any direct,
|
||
|
// indirect, incidental, special, exemplary, or consequential damages
|
||
|
// (including, but not limited to, procurement of substitute goods or services;
|
||
|
// loss of use, data, or profits; or business interruption) however caused
|
||
|
// and on any theory of liability, whether in contract, strict liability,
|
||
|
// or tort (including negligence or otherwise) arising in any way out of
|
||
|
// the use of this software, even if advised of the possibility of such damage.
|
||
|
//
|
||
|
//M*/
|
||
|
|
||
|
#include "precomp.hpp"
|
||
|
#include <opencv2/imgproc.hpp>
|
||
|
#include "opencv2/reg/mapper.hpp"
|
||
|
|
||
|
namespace cv {
|
||
|
namespace reg {
|
||
|
|
||
|
|
||
|
////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
void Mapper::gradient(const Mat& img1, const Mat& img2, Mat& Ix, Mat& Iy, Mat& It) const
|
||
|
{
|
||
|
Size sz1 = img2.size();
|
||
|
|
||
|
Mat xkern = (Mat_<double>(1, 3) << -1., 0., 1.)/2.;
|
||
|
filter2D(img2, Ix, -1, xkern, Point(-1,-1), 0., BORDER_REPLICATE);
|
||
|
|
||
|
Mat ykern = (Mat_<double>(3, 1) << -1., 0., 1.)/2.;
|
||
|
filter2D(img2, Iy, -1, ykern, Point(-1,-1), 0., BORDER_REPLICATE);
|
||
|
|
||
|
It = Mat::zeros(sz1, img1.type());
|
||
|
It = img2 - img1;
|
||
|
}
|
||
|
|
||
|
////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
|
||
|
template<typename _Tp>
|
||
|
void fillGridMatrices(const Mat img, Mat grid_r, Mat grid_c)
|
||
|
{
|
||
|
if(img.channels() == 1) {
|
||
|
for(int r_i = 0; r_i < img.rows; ++r_i) {
|
||
|
for(int c_i = 0; c_i < img.cols; ++c_i) {
|
||
|
grid_r.at<_Tp>(r_i, c_i) = (_Tp)r_i;
|
||
|
grid_c.at<_Tp>(r_i, c_i) = (_Tp)c_i;
|
||
|
}
|
||
|
}
|
||
|
} else {
|
||
|
Vec<_Tp, 3> ones((_Tp)1, (_Tp)1, (_Tp)1);
|
||
|
for(int r_i = 0; r_i < img.rows; ++r_i) {
|
||
|
for(int c_i = 0; c_i < img.cols; ++c_i) {
|
||
|
grid_r.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)r_i*ones;
|
||
|
grid_c.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)c_i*ones;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void Mapper::grid(const Mat& img, Mat& grid_r, Mat& grid_c) const
|
||
|
{
|
||
|
CV_DbgAssert(img.channels() == 1 || img.channels() == 3);
|
||
|
|
||
|
// Matrices with reference frame coordinates
|
||
|
grid_r.create(img.size(), img.type());
|
||
|
grid_c.create(img.size(), img.type());
|
||
|
|
||
|
if(img.depth() == CV_8U)
|
||
|
fillGridMatrices<uchar>(img, grid_r, grid_c);
|
||
|
if(img.depth() == CV_16U)
|
||
|
fillGridMatrices<ushort>(img, grid_r, grid_c);
|
||
|
else if(img.depth() == CV_32F)
|
||
|
fillGridMatrices<float>(img, grid_r, grid_c);
|
||
|
else if(img.depth() == CV_64F)
|
||
|
fillGridMatrices<double>(img, grid_r, grid_c);
|
||
|
}
|
||
|
|
||
|
|
||
|
}} // namespace cv::reg
|