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/*
* Copyright (c) 2020 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.
*/
#include "SpaceToBatchNDLayer.h"
#include "OperationUtils.h"
#include <cker/operation/SpaceToBatchND.h>
namespace onert
{
namespace backend
{
namespace cpu
{
namespace ops
{
SpaceToBatchNDLayer::SpaceToBatchNDLayer()
: _input(nullptr), _block_shape(nullptr), _padding(nullptr), _output(nullptr)
{
// DO NOTHING
}
// TO DO : move into shape inferer
void SpaceToBatchNDLayer::checkDimension()
{
const int kSpatialDimensionNum = 2;
if (_block_shape->getShape().dim(0) != kSpatialDimensionNum)
{
throw std::runtime_error("SpaceToBatchND : block_shape(block_size) tensor's rank is wrong\n");
}
// Ensures the input height and width (with padding) is a multiple of block
// shape height and width.
for (int dim = 0; dim < kSpatialDimensionNum; ++dim)
{
int final_dim_size = (_input->getShape().dim(dim + 1) + getBuffer<int32_t>(_padding)[dim * 2] +
getBuffer<int32_t>(_padding)[dim * 2 + 1]);
if (final_dim_size % getBuffer<int32_t>(_block_shape)[dim] != 0)
{
throw std::runtime_error(
"SpaceToBatchND : padded input's dimension is not a multiple of block size\n");
}
if ((int32_t)_output->getShape().dim(dim + 1) !=
final_dim_size / getBuffer<int32_t>(_block_shape)[dim])
{
throw std::runtime_error("SpaceToBatchND : wrong output dimension\n");
}
}
}
template <> uint32_t SpaceToBatchNDLayer::getPad<float>() { return 0; }
template <> uint32_t SpaceToBatchNDLayer::getPad<uint8_t>() { return _output->data_zero_point(); }
template <typename T> void SpaceToBatchNDLayer::spaceToBatchND()
{
checkDimension();
nnfw::cker::SpaceToBatchParams params;
params.output_offset = getPad<T>();
nnfw::cker::SpaceToBatchND(params, getShape(_input), getBuffer<T>(_input), getShape(_block_shape),
getBuffer<int32_t>(_block_shape), getShape(_padding),
getBuffer<int32_t>(_padding), getShape(_output),
getBuffer<T>(_output));
}
void SpaceToBatchNDLayer::configure(const IPortableTensor *input,
const IPortableTensor *block_shape,
const IPortableTensor *padding, IPortableTensor *output)
{
_input = input;
_block_shape = block_shape;
_padding = padding;
_output = output;
}
void SpaceToBatchNDLayer::run()
{
if (_input->data_type() == OperandType::FLOAT32)
{
spaceToBatchND<float>();
}
else if (_input->data_type() == OperandType::QUANT_UINT8_ASYMM)
{
spaceToBatchND<uint8_t>();
}
else
{
throw std::runtime_error{"SpaceToBatchND: unsupported data type"};
}
}
} // namespace ops
} // namespace cpu
} // namespace backend
} // namespace onert
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