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157 lines
5.7 KiB
C++
157 lines
5.7 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_MINIFLANN_HPP_
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#define _OPENCV_MINIFLANN_HPP_
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#ifdef __cplusplus
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#include "opencv2/core/core.hpp"
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#include "opencv2/flann/defines.h"
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namespace cv
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{
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namespace flann
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{
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struct CV_EXPORTS IndexParams
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{
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IndexParams();
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~IndexParams();
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std::string getString(const std::string& key, const std::string& defaultVal=std::string()) const;
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int getInt(const std::string& key, int defaultVal=-1) const;
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double getDouble(const std::string& key, double defaultVal=-1) const;
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void setString(const std::string& key, const std::string& value);
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void setInt(const std::string& key, int value);
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void setDouble(const std::string& key, double value);
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void setFloat(const std::string& key, float value);
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void setBool(const std::string& key, bool value);
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void setAlgorithm(int value);
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void getAll(std::vector<std::string>& names,
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std::vector<int>& types,
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std::vector<std::string>& strValues,
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std::vector<double>& numValues) const;
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void* params;
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};
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struct CV_EXPORTS KDTreeIndexParams : public IndexParams
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{
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KDTreeIndexParams(int trees=4);
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};
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struct CV_EXPORTS LinearIndexParams : public IndexParams
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{
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LinearIndexParams();
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};
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struct CV_EXPORTS CompositeIndexParams : public IndexParams
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{
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CompositeIndexParams(int trees = 4, int branching = 32, int iterations = 11,
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cvflann::flann_centers_init_t centers_init = cvflann::FLANN_CENTERS_RANDOM, float cb_index = 0.2 );
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};
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struct CV_EXPORTS AutotunedIndexParams : public IndexParams
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{
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AutotunedIndexParams(float target_precision = 0.8, float build_weight = 0.01,
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float memory_weight = 0, float sample_fraction = 0.1);
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};
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struct CV_EXPORTS KMeansIndexParams : public IndexParams
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{
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KMeansIndexParams(int branching = 32, int iterations = 11,
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cvflann::flann_centers_init_t centers_init = cvflann::FLANN_CENTERS_RANDOM, float cb_index = 0.2 );
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};
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struct CV_EXPORTS LshIndexParams : public IndexParams
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{
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LshIndexParams(int table_number, int key_size, int multi_probe_level);
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};
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struct CV_EXPORTS SavedIndexParams : public IndexParams
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{
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SavedIndexParams(const std::string& filename);
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};
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struct CV_EXPORTS SearchParams : public IndexParams
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{
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SearchParams( int checks = 32, float eps = 0, bool sorted = true );
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};
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class CV_EXPORTS_W Index
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{
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public:
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CV_WRAP Index();
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CV_WRAP Index(InputArray features, const IndexParams& params, cvflann::flann_distance_t distType=cvflann::FLANN_DIST_L2);
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virtual ~Index();
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CV_WRAP virtual void build(InputArray features, const IndexParams& params, cvflann::flann_distance_t distType=cvflann::FLANN_DIST_L2);
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CV_WRAP virtual void knnSearch(InputArray query, OutputArray indices,
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OutputArray dists, int knn, const SearchParams& params=SearchParams());
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CV_WRAP virtual int radiusSearch(InputArray query, OutputArray indices,
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OutputArray dists, double radius, int maxResults,
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const SearchParams& params=SearchParams());
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CV_WRAP virtual void save(const std::string& filename) const;
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CV_WRAP virtual bool load(InputArray features, const std::string& filename);
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CV_WRAP virtual void release();
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CV_WRAP cvflann::flann_distance_t getDistance() const;
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CV_WRAP cvflann::flann_algorithm_t getAlgorithm() const;
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protected:
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cvflann::flann_distance_t distType;
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cvflann::flann_algorithm_t algo;
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int featureType;
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void* index;
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};
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} } // namespace cv::flann
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#endif // __cplusplus
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#endif
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