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117 lines
4.1 KiB
C++
117 lines
4.1 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, 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_STITCHING_UTIL_HPP__
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#define __OPENCV_STITCHING_UTIL_HPP__
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#include <list>
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#include "precomp.hpp"
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#define ENABLE_LOG 1
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#if ENABLE_LOG
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#include <iostream>
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#define LOG(msg) { std::cout << msg; std::cout.flush(); }
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#else
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#define LOG(msg)
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#endif
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#define LOGLN(msg) LOG(msg << std::endl)
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class DjSets
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{
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public:
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DjSets(int n = 0) { create(n); }
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void create(int n);
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int find(int elem);
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int merge(int set1, int set2);
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std::vector<int> parent;
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std::vector<int> size;
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private:
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std::vector<int> rank_;
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};
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struct GraphEdge
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{
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GraphEdge(int from, int to, float weight)
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: from(from), to(to), weight(weight) {}
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bool operator <(const GraphEdge& other) const { return weight < other.weight; }
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bool operator >(const GraphEdge& other) const { return weight > other.weight; }
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int from, to;
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float weight;
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};
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class Graph
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{
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public:
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Graph(int num_vertices = 0) { create(num_vertices); }
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void create(int num_vertices) { edges_.assign(num_vertices, std::list<GraphEdge>()); }
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int numVertices() const { return static_cast<int>(edges_.size()); }
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void addEdge(int from, int to, float weight);
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template <typename B> B forEach(B body) const;
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template <typename B> B walkBreadthFirst(int from, B body) const;
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private:
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std::vector< std::list<GraphEdge> > edges_;
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};
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//////////////////////////////////////////////////////////////////////////////
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// Auxiliary functions
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bool overlapRoi(cv::Point tl1, cv::Point tl2, cv::Size sz1, cv::Size sz2, cv::Rect &roi);
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cv::Rect resultRoi(const std::vector<cv::Point> &corners, const std::vector<cv::Mat> &images);
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cv::Rect resultRoi(const std::vector<cv::Point> &corners, const std::vector<cv::Size> &sizes);
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cv::Point resultTl(const std::vector<cv::Point> &corners);
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void selectRandomSubset(int count, int size, std::vector<int> &subset);
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#include "util_inl.hpp"
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#endif // __OPENCV_STITCHING_UTIL_HPP__
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