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/*
* Copyright (c) 2016-2018 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_CLMAGNITUDEPHASEKERNEL_H__
#define __ARM_COMPUTE_CLMAGNITUDEPHASEKERNEL_H__
#include "arm_compute/core/CL/ICLKernel.h"
#include "arm_compute/core/Types.h"
namespace arm_compute
{
class ICLTensor;
/** Template interface for the kernel to compute magnitude and phase.
*
*/
class CLMagnitudePhaseKernel : public ICLKernel
{
public:
/** Default constructor. */
CLMagnitudePhaseKernel();
/** Prevent instances of this class from being copied (As this class contains pointers) */
CLMagnitudePhaseKernel(const CLMagnitudePhaseKernel &) = delete;
/** Prevent instances of this class from being copied (As this class contains pointers) */
CLMagnitudePhaseKernel &operator=(const CLMagnitudePhaseKernel &) = delete;
/** Allow instances of this class to be moved */
CLMagnitudePhaseKernel(CLMagnitudePhaseKernel &&) = default;
/** Allow instances of this class to be moved */
CLMagnitudePhaseKernel &operator=(CLMagnitudePhaseKernel &&) = default;
/** Initialise the kernel's input, output.
*
* @note At least one of output1 or output2 must be set.
*
* @param[in] gx The input gradient X tensor. Data types supported: S16.
* @param[in] gy The input gradient Y tensor. Data types supported: S16.
* @param[out] magnitude (Optional) The output tensor - Magnitude. Data types supported: S16.
* @param[out] phase (Optional) The output tensor - Phase. Data types supported: U8.
* @param[in] mag_type (Optional) Magnitude calculation type. Default: L2NORM.
* @param[in] phase_type (Optional) Phase calculation type. Default: SIGNED.
*/
void configure(const ICLTensor *gx, const ICLTensor *gy, ICLTensor *magnitude, ICLTensor *phase,
MagnitudeType mag_type = MagnitudeType::L2NORM, PhaseType phase_type = PhaseType::SIGNED);
// Inherited methods overridden:
void run(const Window &window, cl::CommandQueue &queue) override;
private:
const ICLTensor *_gx; /**< Input gradient X. */
const ICLTensor *_gy; /**< Input gradient Y. */
ICLTensor *_magnitude; /**< Output - Magnitude. */
ICLTensor *_phase; /**< Output - Phase. */
bool _run_mag; /**< Calculate magnitude ? */
bool _run_phase; /**< Calculate phase ? */
};
} // namespace arm_compute
#endif /* __ARM_COMPUTE_CLMAGNITUDEPHASEKERNEL_H__ */
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