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Open Source Computer Vision Library
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117 lines
4.3 KiB
117 lines
4.3 KiB
/*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 DisjointSets |
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{ |
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public: |
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DisjointSets(int elem_count = 0) { createOneElemSets(elem_count); } |
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void createOneElemSets(int elem_count); |
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int findSetByElem(int elem); |
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int mergeSets(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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// Returns random 'count' element subset of the {0,1,...,size-1} set |
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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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