121 lines
4 KiB
C++
121 lines
4 KiB
C++
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Copyright (C) 2009-2011, Willow Garage Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#ifndef OPENCV_VIDEOSTAB_FAST_MARCHING_HPP
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#define OPENCV_VIDEOSTAB_FAST_MARCHING_HPP
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#include <cmath>
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#include <queue>
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#include <algorithm>
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#include "opencv2/core.hpp"
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namespace cv
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{
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namespace videostab
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{
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//! @addtogroup videostab_marching
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//! @{
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/** @brief Describes the Fast Marching Method implementation.
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See http://iwi.eldoc.ub.rug.nl/FILES/root/2004/JGraphToolsTelea/2004JGraphToolsTelea.pdf
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*/
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class CV_EXPORTS FastMarchingMethod
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{
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public:
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FastMarchingMethod() : inf_(1e6f), size_(0) {}
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/** @brief Template method that runs the Fast Marching Method.
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@param mask Image mask. 0 value indicates that the pixel value must be inpainted, 255 indicates
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that the pixel value is known, other values aren't acceptable.
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@param inpaint Inpainting functor that overloads void operator ()(int x, int y).
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@return Inpainting functor.
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*/
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template <typename Inpaint>
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Inpaint run(const Mat &mask, Inpaint inpaint);
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/**
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@return Distance map that's created during working of the method.
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*/
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Mat distanceMap() const { return dist_; }
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private:
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enum { INSIDE = 0, BAND = 1, KNOWN = 255 };
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struct DXY
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{
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float dist;
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int x, y;
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DXY() : dist(0), x(0), y(0) {}
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DXY(float _dist, int _x, int _y) : dist(_dist), x(_x), y(_y) {}
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bool operator <(const DXY &dxy) const { return dist < dxy.dist; }
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};
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float solve(int x1, int y1, int x2, int y2) const;
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int& indexOf(const DXY &dxy) { return index_(dxy.y, dxy.x); }
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void heapUp(int idx);
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void heapDown(int idx);
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void heapAdd(const DXY &dxy);
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void heapRemoveMin();
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float inf_;
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cv::Mat_<uchar> flag_; // flag map
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cv::Mat_<float> dist_; // distance map
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cv::Mat_<int> index_; // index of point in the narrow band
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std::vector<DXY> narrowBand_; // narrow band heap
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int size_; // narrow band size
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};
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//! @}
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} // namespace videostab
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} // namespace cv
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#include "fast_marching_inl.hpp"
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#endif
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