image.hpp

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//*LB*
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//*LE*

#ifndef __IMAGE_HPP__
#define __IMAGE_HPP__
#include <cuv/basics/tensor.hpp>

namespace cuv
{
        template<int NumChannels, class __value_type, class __memory_space_type>
        class 
        interleaved_image{
                public:
                        typedef cuv::tensor<__value_type,__memory_space_type,row_major> tensor_type;
                        typedef typename tensor_type::index_type index_type;
                        typedef typename tensor_type::reference_type reference_type;
                private:
                        tensor_type m_tens;
                        unsigned int m_height;
                        unsigned int m_width;
                public:
                        static const int num_channels = NumChannels;
                        interleaved_image(unsigned int h, unsigned int w, unsigned int c=1)
                        :       m_tens(extents[h][w*NumChannels]),
                                m_height(h),
                                m_width(w)
                        {
                        }
                        interleaved_image(const interleaved_image& o)
                        :       m_tens(o.tens()),
                                m_height(o.height()),
                                m_width(o.width())
                        {
                        }
                        
                        inline index_type width()const{ return m_width; }
                        inline index_type height()const{ return m_height; }
                        inline index_type channels()const{ return NumChannels; }

                        inline const tensor_type& tens()const{ return m_tens; } 

                        reference_type
                        operator()(index_type i, index_type j, index_type c=0){
                                return m_tens(i,j*NumChannels+c);
                        }
        
                        const reference_type
                        operator()(index_type i, index_type j, index_type c=0)const{
                                return m_tens(i,j*NumChannels+c);
                        }

                        interleaved_image&
                        operator=(const interleaved_image& o){
                                m_width    = o.width();
                                m_height   = o.height();
                                m_tens     = o.tens();
                                return *this;
                        }
        };
}


#endif /* __IMAGE_HPP__ */