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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.
*/
#ifndef __NNFW_KERNEL_SUPPORT_H_TEMPORARY__
#define __NNFW_KERNEL_SUPPORT_H_TEMPORARY__
// NOTE these are not decided yet but need to be moved out from Conv2D
// to separate NEON implementation to it's folder
// TODO move to some folder where it should be
#include <cassert>
#include "util/feature/Shape.h"
#include <OperationsUtils.h>
namespace nnfw
{
namespace support
{
namespace nnapi
{
namespace feature
{
// TODO Extract this function as utility function
// NOTE It is not a good design to access nnfw::rt::Shape nnfw_support_nnapi lib
nnfw::util::feature::Shape asFeatureShape(const nnfw::rt::Shape& shape);
} // namespace feature
} // namespace nnapi
} // namespace support
} // namespace nnfw
#include <arm_compute/core/ITensor.h>
#include "util/feature/Reader.h"
namespace nnfw
{
namespace support
{
namespace acl
{
namespace feature
{
template<typename T> class Reader;
template<> class Reader<float> final : public nnfw::util::feature::Reader<float>
{
public:
Reader(arm_compute::ITensor *tensor) : _tensor{tensor}
{
assert(tensor->info()->data_type() == arm_compute::DataType::F32);
}
public:
float at(uint32_t ch, uint32_t row, uint32_t col) const override
{
return *ptr_to_element(ch, row, col);
}
private:
float *ptr_to_element(uint32_t ch, uint32_t row, uint32_t col) const
{
// ARM Compute uses CHW ordering
return reinterpret_cast<float *>(_tensor->ptr_to_element(arm_compute::Coordinates{col, row, ch}));
}
private:
arm_compute::ITensor *_tensor;
};
} // namespace feature
} // namespace acl
} // namespace support
} // namespace nnfw
#endif // __NNFW_KERNEL_SUPPORT_H_TEMPORARY__
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