09c2d08c
 Hu Chunming
arm交付版
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/***********************************************************************
* Software License Agreement (BSD License)
*
* Copyright 2008-2009 Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
* Copyright 2008-2009 David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
*
* THE BSD LICENSE
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*************************************************************************/
#ifndef OPENCV_FLANN_DATASET_H_
#define OPENCV_FLANN_DATASET_H_
#include <stdio.h>
#include "general.h"
namespace cvflann
{
/**
* Class that implements a simple rectangular matrix stored in a memory buffer and
* provides convenient matrix-like access using the [] operators.
*/
template <typename T>
class Matrix
{
public:
typedef T type;
size_t rows;
size_t cols;
size_t stride;
T* data;
Matrix() : rows(0), cols(0), stride(0), data(NULL)
{
}
Matrix(T* data_, size_t rows_, size_t cols_, size_t stride_ = 0) :
rows(rows_), cols(cols_), stride(stride_), data(data_)
{
if (stride==0) stride = cols;
}
/**
* Convenience function for deallocating the storage data.
*/
CV_DEPRECATED void free()
{
fprintf(stderr, "The cvflann::Matrix<T>::free() method is deprecated "
"and it does not do any memory deallocation any more. You are"
"responsible for deallocating the matrix memory (by doing"
"'delete[] matrix.data' for example)");
}
/**
* Operator that return a (pointer to a) row of the data.
*/
T* operator[](size_t index) const
{
return data+index*stride;
}
};
class UntypedMatrix
{
public:
size_t rows;
size_t cols;
void* data;
flann_datatype_t type;
UntypedMatrix(void* data_, long rows_, long cols_) :
rows(rows_), cols(cols_), data(data_)
{
}
~UntypedMatrix()
{
}
template<typename T>
Matrix<T> as()
{
return Matrix<T>((T*)data, rows, cols);
}
};
}
#endif //OPENCV_FLANN_DATASET_H_
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