[2] | 1 | // %flair:license{
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[15] | 2 | // This file is part of the Flair framework distributed under the
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| 3 | // CECILL-C License, Version 1.0.
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[2] | 4 | // %flair:license}
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| 5 | /*!
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| 6 | * \file cvmatrix.h
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| 7 | * \brief Class defining a matrix of kind CvMat
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| 8 | * \author Guillaume Sanahuja, Copyright Heudiasyc UMR UTC/CNRS 7253
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| 9 | * \date 2012/03/21
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| 10 | * \version 4.0
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| 11 | */
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| 12 |
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| 13 | #ifndef CVMATRIX_H
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| 14 | #define CVMATRIX_H
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| 15 |
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| 16 | #include <io_data.h>
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| 17 | #include <IODataElement.h>
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| 18 | #include <cvmatrix_descriptor.h>
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| 19 |
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| 20 | class cvmatrix_impl;
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| 21 | struct CvMat;
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| 22 |
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[15] | 23 | namespace flair {
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| 24 | namespace core {
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[2] | 25 |
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[15] | 26 | /*! \class cvmatrix
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| 27 | *
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| 28 | * \brief Class defining a matrix of kind CvMat
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| 29 | *
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| 30 | * CvMat is a matrix struct defined in OpenCV.
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| 31 | *
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| 32 | */
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| 33 | class cvmatrix : public io_data {
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| 34 | public:
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| 35 | class Type : public DataType {
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| 36 | public:
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| 37 | Type(size_t _nbRows, size_t _nbCols, ScalarType const &_elementDataType)
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| 38 | : nbRows(_nbRows), nbCols(_nbCols), elementDataType(_elementDataType) {}
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| 39 | size_t GetSize() const {
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| 40 | return nbRows * nbCols * elementDataType.GetSize();
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| 41 | }
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| 42 | std::string GetDescription() const { return "matrix"; }
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| 43 | size_t GetNbRows() const { return nbRows; }
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| 44 | size_t GetNbCols() const { return nbCols; }
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| 45 | ScalarType const &GetElementDataType() const { return elementDataType; }
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[2] | 46 |
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[15] | 47 | private:
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| 48 | size_t nbRows, nbCols;
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| 49 | ScalarType const &elementDataType;
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| 50 | };
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[2] | 51 |
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[15] | 52 | /*!
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| 53 | * \brief Constructor
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| 54 | *
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| 55 | * Construct an io_data representing a CvMat. \n
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| 56 | * It uses a cvmatrix_descriptor to get size and elements' names. \n
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| 57 | * Names are used for graphs and logs.
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| 58 | *
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| 59 | * \param parent parent
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| 60 | * \param descriptor matrix description
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| 61 | * \param type type of matrix elements
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| 62 | * \param name name
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| 63 | * \param n number of samples
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| 64 | */
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| 65 | cvmatrix(const Object *parent, const cvmatrix_descriptor *descriptor,
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| 66 | ScalarType const &elementDataType, std::string name = "",
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| 67 | uint32_t n = 1);
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[2] | 68 |
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[15] | 69 | /*!
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| 70 | * \brief Constructor
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| 71 | *
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| 72 | * Construct an io_data representing a CvMat. \n
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| 73 | * Elements are unamed.
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| 74 | *
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| 75 | * \param parent parent
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| 76 | * \param rows matrix rows
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| 77 | * \param cols matrix cols
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| 78 | * \param type type of matrix elements
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| 79 | * \param name name
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| 80 | * \param n number of samples
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| 81 | */
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| 82 | cvmatrix(const Object *parent, uint32_t rows, uint32_t cols,
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| 83 | ScalarType const &elementDataType, std::string name = "",
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| 84 | uint32_t n = 1);
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[2] | 85 |
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[15] | 86 | /*!
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| 87 | * \brief Destructor
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| 88 | *
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| 89 | */
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| 90 | ~cvmatrix();
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[2] | 91 |
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[15] | 92 | /*!
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| 93 | * \brief Element value
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| 94 | *
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| 95 | * Element is accessed by locking and unlocking the io_data Mutex.
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| 96 | *
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| 97 | * \param row element row
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| 98 | * \param col element col
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| 99 | *
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| 100 | * \return element value
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| 101 | */
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| 102 | float Value(uint32_t row, uint32_t col) const;
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[2] | 103 |
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[15] | 104 | /*!
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| 105 | * \brief Element value
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| 106 | *
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| 107 | * Element is not accessed by locking and unlocking the io_data Mutex. \n
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| 108 | * Thus, this function should be called with Mutex locked. \n
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| 109 | * This function is usefull when multiple successive access are done to the
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| 110 | * elments of the matrix. It avoids unnecessary locking and unlocking.
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| 111 | *
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| 112 | * \param row element row
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| 113 | * \param col element col
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| 114 | *
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| 115 | * \return element value
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| 116 | */
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| 117 | float ValueNoMutex(uint32_t row, uint32_t col) const;
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[2] | 118 |
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[15] | 119 | /*!
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| 120 | * \brief Set element value
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| 121 | *
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| 122 | * Element is accessed by locking and unlocking the io_data Mutex.
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| 123 | *
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| 124 | * \param row element row
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| 125 | * \param col element col
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| 126 | * \param value element value
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| 127 | */
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| 128 | void SetValue(uint32_t row, uint32_t col, float value);
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[2] | 129 |
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[15] | 130 | /*!
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| 131 | * \brief Set element value
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| 132 | *
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| 133 | * Element is not accessed by locking and unlocking the io_data Mutex. \n
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| 134 | * Thus, this function should be called with Mutex locked. \n
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| 135 | * This function is usefull when multiple successive access are done to the
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| 136 | * elments of the matrix. It avoids unnecessary locking and unlocking.
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| 137 | *
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| 138 | * \param row element row
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| 139 | * \param col element col
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| 140 | * \param value element value
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| 141 | */
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| 142 | void SetValueNoMutex(uint32_t row, uint32_t col, float value);
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[2] | 143 |
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[15] | 144 | /*!
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| 145 | * \brief get CvMat
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| 146 | *
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| 147 | * The io_data Mutex must be used by the user.
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| 148 | */
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| 149 | CvMat *getCvMat(void) const;
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[2] | 150 |
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[15] | 151 | /*!
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| 152 | * \brief Element name
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| 153 | *
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| 154 | * If cvmatrix was created without cvmatrix_descriptor, element name is empty.
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| 155 | *
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| 156 | * \param row element row
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| 157 | * \param col element col
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| 158 | *
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| 159 | * \return element name
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| 160 | */
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| 161 | std::string Name(uint32_t row, uint32_t col) const;
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[2] | 162 |
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[15] | 163 | /*!
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| 164 | * \brief Element
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| 165 | *
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| 166 | * Get a pointer to a specific element. This pointer can be used for plotting.
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| 167 | *
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| 168 | * \param row element row
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| 169 | * \param col element col
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| 170 | *
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| 171 | * \return pointer to the element
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| 172 | */
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| 173 | IODataElement *Element(uint32_t row, uint32_t col) const;
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[2] | 174 |
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[15] | 175 | /*!
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| 176 | * \brief Element
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| 177 | *
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| 178 | * Get a pointer to a specific element. This pointer can be used for plotting.
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| 179 | *\n
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| 180 | * This function can be used for a 1D matrix.
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| 181 | *
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| 182 | * \param index element index
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| 183 | *
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| 184 | * \return pointer to the element
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| 185 | */
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| 186 | IODataElement *Element(uint32_t index) const;
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[2] | 187 |
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[15] | 188 | /*!
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| 189 | * \brief Number of rows
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| 190 | *
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| 191 | * \return rows
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| 192 | */
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| 193 | uint32_t Rows(void) const;
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[2] | 194 |
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[15] | 195 | /*!
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| 196 | * \brief Number of colomns
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| 197 | *
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| 198 | * \return colomns
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| 199 | */
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| 200 | uint32_t Cols(void) const;
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[2] | 201 |
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[15] | 202 | Type const &GetDataType() const { return dataType; };
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[2] | 203 |
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[15] | 204 | private:
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| 205 | /*!
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| 206 | * \brief Copy datas
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| 207 | *
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| 208 | * Reimplemented from io_data. \n
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| 209 | * See io_data::CopyDatas.
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| 210 | *
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| 211 | * \param dst destination buffer
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| 212 | */
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| 213 | void CopyDatas(char *dst) const;
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[2] | 214 |
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[15] | 215 | class cvmatrix_impl *pimpl_;
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| 216 | Type dataType;
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| 217 | };
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[2] | 218 |
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| 219 | } // end namespace core
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| 220 | } // end namespace flair
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| 221 |
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| 222 | #endif // CVMATRIX_H
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