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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
* 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_CLINSTANCENORMALIZATIONLAYERKERNELEX_H__
#define __ARM_COMPUTE_CLINSTANCENORMALIZATIONLAYERKERNELEX_H__
#include "arm_compute/core/CL/ICLKernel.h"
namespace arm_compute
{
class ICLTensor;
/** Interface for performing an instance normalization */
class CLInstanceNormalizationLayerKernelEx : public ICLKernel
{
public:
/** Constructor */
CLInstanceNormalizationLayerKernelEx();
/** Prevent instances of this class from being copied (As this class contains pointers) */
CLInstanceNormalizationLayerKernelEx(const CLInstanceNormalizationLayerKernelEx &) = delete;
/** Prevent instances of this class from being copied (As this class contains pointers) */
CLInstanceNormalizationLayerKernelEx &
operator=(const CLInstanceNormalizationLayerKernelEx &) = delete;
/** Default Move Constructor. */
CLInstanceNormalizationLayerKernelEx(CLInstanceNormalizationLayerKernelEx &&) = default;
/** Default move assignment operator */
CLInstanceNormalizationLayerKernelEx &
operator=(CLInstanceNormalizationLayerKernelEx &&) = default;
/** Default destructor */
~CLInstanceNormalizationLayerKernelEx() = default;
/** Set the input and output tensors.
*
* @param[in, out] input Source tensor. Data types supported: F16/F32. Data layout supported:
* NCHW
* @param[out] output Destination tensor. Data types and data layouts supported: same as @p
* input.
* @param[in] gamma (Optional) The scale tensor applied to the normalized tensor. Defaults
* to nullptr
* @param[in] beta (Optional) The offset tensor applied to the normalized tensor. Defaults
* to nullptr
* @param[in] epsilon (Optional) Lower bound value for the normalization. Defaults to 1e-12
*/
void configure(ICLTensor *input, ICLTensor *output, ICLTensor *gamma = nullptr,
ICLTensor *beta = nullptr, float epsilon = 1e-12f);
/** Static function to check if given info will lead to a valid configuration of @ref
* CLInstanceNormalizationLayerEx.
*
* @param[in] input Source tensor info. 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[in] output Destination tensor info. Data types and data layouts supported: same as @p
* input.
* @param[in] gamma (Optional) The scale tensor applied to the normalized tensor. Defaults to
* nullptr
* @param[in] beta (Optional) The offset tensor applied to the normalized tensor. Defaults to
* nullptr
* @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(const Window &window, cl::CommandQueue &queue) override;
private:
ICLTensor *_input;
ICLTensor *_output;
ICLTensor *_gamma;
ICLTensor *_beta;
float _epsilon;
bool _run_in_place;
};
} // namespace arm_compute
#endif /*__ARM_COMPUTE_CLINSTANCENORMALIZATIONLAYERKERNELEX_H__ */
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