NESpaceToBatchLayer.cpp

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/*
 * Copyright (c) 2019-2021 Arm Limited.
 *
 * SPDX-License-Identifier: MIT
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
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 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
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 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
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#include "arm_compute/runtime/NEON/functions/NESpaceToBatchLayer.h"
 
#include "arm_compute/core/Error.h"
#include "arm_compute/core/TensorInfo.h"
#include "arm_compute/core/Types.h"
#include "arm_compute/core/Validate.h"
#include "arm_compute/runtime/NEON/NEScheduler.h"
#include "arm_compute/runtime/NEON/functions/NEFill.h"
#include "src/common/utils/Log.h"
#include "src/core/NEON/kernels/NESpaceToBatchLayerKernel.h"
 
namespace arm_compute
{
NESpaceToBatchLayer::~NESpaceToBatchLayer() = default;
 
NESpaceToBatchLayer::NESpaceToBatchLayer()
    : _space_to_batch_kernel(), _fill_f(), _has_padding(false)
{
}
 
void NESpaceToBatchLayer::configure(const ITensor *input, const ITensor *block_shape, const ITensor *paddings, ITensor *output)
{
    ARM_COMPUTE_ERROR_ON_NULLPTR(input, block_shape, paddings, output);
    ARM_COMPUTE_LOG_PARAMS(input, block_shape, paddings, output);
 
    if(input->info()->tensor_shape().total_size() != output->info()->tensor_shape().total_size())
    {
        _has_padding = true;
        _fill_f      = std::make_unique<NEFill>();
        _fill_f->configure(output, PixelValue(0, input->info()->data_type(), input->info()->quantization_info()));
    }
    _space_to_batch_kernel = std::make_unique<NESpaceToBatchLayerKernel>();
    _space_to_batch_kernel->configure(input, block_shape, paddings, output);
}
 
void NESpaceToBatchLayer::configure(const ITensor *input, const int block_shape_x, const int block_shape_y, const Size2D &padding_left, const Size2D &padding_right, ITensor *output)
{
    ARM_COMPUTE_ERROR_ON_NULLPTR(input, output);
 
    if(input->info()->tensor_shape().total_size() != output->info()->tensor_shape().total_size())
    {
        _has_padding = true;
        _fill_f      = std::make_unique<NEFill>();
        _fill_f->configure(output, PixelValue(0, input->info()->data_type(), input->info()->quantization_info()));
    }
    _space_to_batch_kernel = std::make_unique<NESpaceToBatchLayerKernel>();
    _space_to_batch_kernel->configure(input, block_shape_x, block_shape_y, padding_left, padding_right, output);
}
 
Status NESpaceToBatchLayer::validate(const ITensorInfo *input, const ITensorInfo *block_shape, const ITensorInfo *paddings, const ITensorInfo *output)
{
    ARM_COMPUTE_RETURN_ON_ERROR(NESpaceToBatchLayerKernel::validate(input, block_shape, paddings, output));
 
    return Status{};
}
 
Status NESpaceToBatchLayer::validate(const ITensorInfo *input, const int block_shape_x, const int block_shape_y, const Size2D &padding_left, const Size2D &padding_right,
                                     const ITensorInfo *output)
{
    ARM_COMPUTE_RETURN_ON_ERROR(NESpaceToBatchLayerKernel::validate(input, block_shape_x, block_shape_y, padding_left, padding_right, output));
 
    return Status{};
}
 
void NESpaceToBatchLayer::run()
{
    // Zero out output only if we have paddings
    if(_has_padding)
    {
        _fill_f->run();
    }
    NEScheduler::get().schedule(_space_to_batch_kernel.get(), Window::DimY);
}
} // namespace arm_compute