Coverage Report

Created: 2025-07-23 07:06

/work/install-coverage/include/opencv4/opencv2/flann/matrix.h
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/***********************************************************************
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 * Software License Agreement (BSD License)
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 *
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 * Copyright 2008-2009  Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
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 * Copyright 2008-2009  David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
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 *
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 * THE BSD LICENSE
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *************************************************************************/
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#ifndef OPENCV_FLANN_DATASET_H_
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#define OPENCV_FLANN_DATASET_H_
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//! @cond IGNORED
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#include <stdio.h>
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#include "opencv2/core/cvdef.h"
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#include "opencv2/flann/defines.h"
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namespace cvflann
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{
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/**
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 * Class that implements a simple rectangular matrix stored in a memory buffer and
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 * provides convenient matrix-like access using the [] operators.
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 */
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template <typename T>
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class Matrix
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{
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public:
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    typedef T type;
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    size_t rows;
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    size_t cols;
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    size_t stride;
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    T* data;
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    Matrix() : rows(0), cols(0), stride(0), data(NULL)
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    {
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    }
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    Matrix(T* data_, size_t rows_, size_t cols_, size_t stride_ = 0) :
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        rows(rows_), cols(cols_),  stride(stride_), data(data_)
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    {
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        if (stride==0) stride = cols;
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    }
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    /**
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     * Convenience function for deallocating the storage data.
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     */
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    CV_DEPRECATED void free()
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    {
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        fprintf(stderr, "The cvflann::Matrix<T>::free() method is deprecated "
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                "and it does not do any memory deallocation any more.  You are"
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                "responsible for deallocating the matrix memory (by doing"
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                "'delete[] matrix.data' for example)");
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    }
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    /**
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     * Operator that return a (pointer to a) row of the data.
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     */
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    T* operator[](size_t index) const
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    {
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        return data+index*stride;
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    }
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};
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class UntypedMatrix
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{
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public:
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    size_t rows;
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    size_t cols;
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    void* data;
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    flann_datatype_t type;
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    UntypedMatrix(void* data_, long rows_, long cols_) :
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        rows(rows_), cols(cols_), data(data_)
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    {
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    }
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    ~UntypedMatrix()
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    {
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    }
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    template<typename T>
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    Matrix<T> as()
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    {
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        return Matrix<T>((T*)data, rows, cols);
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    }
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};
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}
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//! @endcond
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#endif //OPENCV_FLANN_DATASET_H_