89 lines
3.8 KiB
C++
89 lines
3.8 KiB
C++
/*
|
|
* Copyright (c) 2016-2020 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_NEHOGGRADIENT_H
|
|
#define ARM_COMPUTE_NEHOGGRADIENT_H
|
|
|
|
#include "arm_compute/core/Types.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/NEDerivative.h"
|
|
#include "arm_compute/runtime/Tensor.h"
|
|
|
|
#include <cstdint>
|
|
#include <memory>
|
|
|
|
namespace arm_compute
|
|
{
|
|
class ITensor;
|
|
class ICPPKernel;
|
|
|
|
/** Basic function to calculate the gradient for HOG. This function calls the following NEON kernels:
|
|
*
|
|
* -# @ref NEDerivative
|
|
* -# NEMagnitudePhaseKernel
|
|
*
|
|
* @deprecated This function is deprecated and is intended to be removed in 21.05 release
|
|
*
|
|
*/
|
|
class NEHOGGradient : public IFunction
|
|
{
|
|
public:
|
|
/** Default constructor */
|
|
NEHOGGradient(std::shared_ptr<IMemoryManager> memory_manager = nullptr);
|
|
/** Prevent instances of this class from being copied (As this class contains pointers) */
|
|
NEHOGGradient(const NEHOGGradient &) = delete;
|
|
/** Prevent instances of this class from being copied (As this class contains pointers) */
|
|
NEHOGGradient &operator=(const NEHOGGradient &) = delete;
|
|
/** Prevent instances of this class from being moved (As this class contains non movable objects) */
|
|
NEHOGGradient(NEHOGGradient &&) = delete;
|
|
/** Prevent instances of this class from being moved (As this class contains non movable objects) */
|
|
NEHOGGradient &operator=(NEHOGGradient &&) = delete;
|
|
/** Default destructor */
|
|
~NEHOGGradient();
|
|
/** Initialise the function's source, destinations, phase type and border mode
|
|
*
|
|
* @param[in, out] input Input tensor. Data type supported: U8.
|
|
* (Written to only for @p border_mode != UNDEFINED)
|
|
* @param[out] output_magnitude Output tensor (magnitude). Data type supported: U16.
|
|
* @param[out] output_phase Output tensor.(phase). Format supported: U8
|
|
* @param[in] phase_type Type of @ref PhaseType
|
|
* @param[in] border_mode Border mode to use
|
|
* @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT.
|
|
*/
|
|
void configure(ITensor *input, ITensor *output_magnitude, ITensor *output_phase, PhaseType phase_type, BorderMode border_mode, uint8_t constant_border_value = 0);
|
|
|
|
// Inherited method overridden:
|
|
void run() override;
|
|
|
|
private:
|
|
MemoryGroup _memory_group;
|
|
NEDerivative _derivative;
|
|
std::unique_ptr<ICPPKernel> _mag_phase;
|
|
Tensor _gx;
|
|
Tensor _gy;
|
|
};
|
|
}
|
|
#endif /*ARM_COMPUTE_NEHOGGRADIENT_H */
|