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/*
* Copyright (c) 2019 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.
*/
/*
* Copyright (c) 2019 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
* deal in the Software without restriction, including without limitation the
* 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:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __ARM_COMPUTE_NEINSTANCENORMALIZATIONLAYEREX_H__
#define __ARM_COMPUTE_NEINSTANCENORMALIZATIONLAYEREX_H__
#include "arm_compute/core/NEON/kernels/NEInstanceNormalizationLayerKernelEx.h"
#include "arm_compute/runtime/IFunction.h"
#include "arm_compute/runtime/IMemoryManager.h"
#include "arm_compute/runtime/MemoryGroup.h"
#include "arm_compute/runtime/NEON/functions/NEPermute.h"
#include "arm_compute/runtime/NEON/functions/NEReductionOperation.h"
#include "arm_compute/runtime/Tensor.h"
#include <memory>
namespace arm_compute
{
class ITensor;
/** Basic function to perform a Instance normalization.
*
* This function runs the following kernels:
* -# @ref NEInstanceNormalizationLayerKernelEx
*/
class NEInstanceNormalizationLayerEx : public IFunction
{
public:
/** Constructor */
NEInstanceNormalizationLayerEx(std::shared_ptr<IMemoryManager> memory_manager = nullptr);
/** Set the input and output tensors.
*
* @param[in, out] input Source tensor. In case of @p output tensor = nullptr this tensor will
* store the result of the normalization.
* Data types supported: F16/F32. Data layout supported: NHWC, NCHW
* @param[out] output Destination tensor. Data types and data layouts supported: same as @p
* input.
* @param[in] gamma (Optional) The scale scalar value applied to the normalized tensor.
* Defaults to 1.0
* @param[in] beta (Optional) The offset scalar value applied to the normalized tensor.
* Defaults to 0.0
* @param[in] epsilon (Optional) Lower bound value for the normalization. Defaults to 1e-12
*/
void configure(ITensor *input, ITensor *output, ITensor *gamma, ITensor *beta,
float epsilon = 1e-12f);
/** Static function to check if given info will lead to a valid configuration of @ref
* NEInstanceNormalizationLayer.
*
* @param[in] input Source tensor info. Data types supported: F16/F32. Data layout supported:
* NHWC, NCHW
* @param[in] output Destination tensor info. Data types and data layouts supported: same as @p
* input.
* @param[in] gamma (Optional) The scale scalar value applied to the normalized tensor. Defaults
* to 1.0
* @param[in] beta (Optional) The offset scalar value applied to the normalized tensor.
* Defaults to 0.0
* @param[in] epsilon (Optional) Lower bound value for the normalization. Defaults to 1e-12
*
* @return a status
*/
static Status validate(const ITensorInfo *input, const ITensorInfo *output,
const ITensorInfo *gamma = nullptr, const ITensorInfo *beta = nullptr,
float epsilon = 1e-12f);
// Inherited methods overridden:
void run() override;
private:
MemoryGroup _memory_group;
NEInstanceNormalizationLayerKernelEx _normalization_kernel;
bool _is_nchw;
NEPermute _permute_input;
NEPermute _permute_output;
Tensor _permuted_input;
Tensor _permuted_output;
};
}
#endif /* __ARM_COMPUTE_NEINSTANCENORMALIZATIONLAYEREX_H__ */
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