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/*
* Copyright (c) 2019-2020 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_CLPRELULAYER_H
#define ARM_COMPUTE_CLPRELULAYER_H
#include "arm_compute/core/CL/kernels/CLFillBorderKernel.h"
#include "arm_compute/runtime/CL/ICLOperator.h"
#include "arm_compute/runtime/IFunction.h"
namespace arm_compute
{
class ICLTensor;
namespace experimental
{
/** Basic function to run @ref CLArithmeticOperationKernel for PRELU
*
* @note The function implements an activation layer with the PRELU activation function.
*/
class CLPReluLayer : public ICLOperator
{
public:
/** Default Constructor */
CLPReluLayer();
/** Set the input and output tensor.
*
* @note If the output tensor is a nullptr or is equal to the input, the activation function will be performed in-place
*
* @param[in] compile_context The compile context to be used.
* @param[in] input Source tensor. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32.
* @param[in] alpha PRelu layer parameters. Data types supported: same of @p input.
* @param[out] output Destination tensor. Data type supported: same as @p input
*/
void configure(const CLCompileContext &compile_context, ITensorInfo *input, ITensorInfo *alpha, ITensorInfo *output);
/** Static function to check if given info will lead to a valid configuration of @ref CLPReluLayer
*
* @param[in] input Source tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32.
* @param[in] alpha PRelu layer parameters. Data types supported: same of @p input.
* @param[in] output Destination tensor info. Data type supported: same as @p input
*
* @return a status
*/
static Status validate(const ITensorInfo *input, const ITensorInfo *alpha, const ITensorInfo *output);
// Inherited methods overridden:
void run(InputTensorMap inputs, OutputTensorMap outputs, OperatorTensorMap workspace) override;
private:
CLFillBorderKernel _border_handler;
};
} // namespace experimental
/** Basic function to run @ref CLArithmeticOperationKernel for PRELU
*
* @note The function implements an activation layer with the PRELU activation function.
*/
class CLPReluLayer : public IFunction
{
public:
/** Default Constructor */
CLPReluLayer();
/** Default Destructor */
~CLPReluLayer();
/** Prevent instances of this class from being copied (As this class contains pointers) */
CLPReluLayer(const CLPReluLayer &) = delete;
/** Default move constructor */
CLPReluLayer(CLPReluLayer &&);
/** Prevent instances of this class from being copied (As this class contains pointers) */
CLPReluLayer &operator=(const CLPReluLayer &) = delete;
/** Default move assignment operator */
CLPReluLayer &operator=(CLPReluLayer &&);
/** Set the input and output tensor.
*
* @note If the output tensor is a nullptr or is equal to the input, the activation function will be performed in-place
*
* @param[in] input Source tensor. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32.
* @param[in] alpha PRelu layer parameters. Data types supported: same of @p input.
* @param[out] output Destination tensor. Data type supported: same as @p input
*/
void configure(ICLTensor *input, ICLTensor *alpha, ICLTensor *output);
/** Set the input and output tensor.
*
* @note If the output tensor is a nullptr or is equal to the input, the activation function will be performed in-place
*
* @param[in] compile_context The compile context to be used.
* @param[in] input Source tensor. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32.
* @param[in] alpha PRelu layer parameters. Data types supported: same of @p input.
* @param[out] output Destination tensor. Data type supported: same as @p input
*/
void configure(const CLCompileContext &compile_context, ICLTensor *input, ICLTensor *alpha, ICLTensor *output);
/** Static function to check if given info will lead to a valid configuration of @ref CLPReluLayer
*
* @param[in] input Source tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32.
* @param[in] alpha PRelu layer parameters. Data types supported: same of @p input.
* @param[in] output Destination tensor info. Data type supported: same as @p input
*
* @return a status
*/
static Status validate(const ITensorInfo *input, const ITensorInfo *alpha, const ITensorInfo *output);
// Inherited methods overridden:
void run() override;
private:
struct Impl;
std::unique_ptr<Impl> _impl;
};
} // namespace arm_compute
#endif /* ARM_COMPUTE_CLPRELULAYER_H */
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