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/*
* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file Reader.h
* @brief This file contains Reader class
* @ingroup COM_AI_RUNTIME
*/
#ifndef __NNFW_MISC_FEATURE_READER_H__
#define __NNFW_MISC_FEATURE_READER_H__
#include <cstdint>
namespace nnfw
{
namespace misc
{
namespace feature
{
/**
* @brief Class reads values of feature
* The interface class
*/
template <typename T> struct Reader
{
/**
* @brief Destruct Reader object using default destructor
*/
virtual ~Reader() = default;
/**
* @brief Get the value used by three indexes
* @param[in] ch The depth index
* @param[in] row The height index
* @param[in] col The width index
* @return The value at the offset
*/
virtual T at(uint32_t ch, uint32_t row, uint32_t col) const = 0;
/**
* @brief Get the value used by four indexes
* @param[in] batch The batch index
* @param[in] ch The depth index
* @param[in] row The height index
* @param[in] col The width index
* @return The value at the offset
*/
virtual T at(uint32_t batch, uint32_t ch, uint32_t row, uint32_t col) const = 0;
};
} // namespace feature
} // namespace misc
} // namespace nnfw
#endif // __NNFW_MISC_FEATURE_READER_H__
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