| /* |
| * Copyright (c) 2017-2018 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_CLL2NORMALIZELAYER_H__ |
| #define __ARM_COMPUTE_CLL2NORMALIZELAYER_H__ |
| |
| #include "arm_compute/core/CL/kernels/CLL2NormalizeLayerKernel.h" |
| #include "arm_compute/core/Types.h" |
| #include "arm_compute/runtime/CL/CLMemoryGroup.h" |
| #include "arm_compute/runtime/CL/CLTensor.h" |
| #include "arm_compute/runtime/CL/ICLSimpleFunction.h" |
| #include "arm_compute/runtime/CL/functions/CLReductionOperation.h" |
| #include "arm_compute/runtime/IMemoryManager.h" |
| |
| #include <cstdint> |
| #include <memory> |
| |
| namespace arm_compute |
| { |
| class ICLTensor; |
| |
| /** Basic function to perform a L2 normalization on a given axis. |
| * |
| * This function runs the following kernels: |
| * -# @ref CLReductionOperation |
| * -# @ref CLL2NormalizeLayerKernel |
| */ |
| class CLL2NormalizeLayer : public IFunction |
| { |
| public: |
| /** Constructor */ |
| CLL2NormalizeLayer(std::shared_ptr<IMemoryManager> memory_manager = nullptr); |
| |
| /** Set the input and output tensors. |
| * |
| * @param[in] input Source tensor. Data types supported: F32. Data layouts supported: NCHW. |
| * @param[out] output Destination tensor. Data types and data layouts supported: Same as @p input. |
| * @param[in] axis Axis along which to reduce. Supported reduction axis : 0 |
| * @param[in] epsilon (Optional) Lower bound value for the normalization. |
| */ |
| void configure(ICLTensor *input, ICLTensor *output, unsigned int axis, float epsilon = 1e-12); |
| |
| /** Static function to check if given info will lead to a valid configuration of @ref CLL2NormalizeLayer. |
| * |
| * @param[in] input Source tensor info. Data types supported: F32. Data layouts supported: NCHW. |
| * @param[in] output Destination tensor info. Data types and data layouts supported: Same as @p input. |
| * @param[in] axis Axis along which to reduce. Supported reduction axis : 0 |
| * @param[in] epsilon (Optional) Lower bound value for the normalization. |
| * |
| * @return a status |
| */ |
| static Status validate(const ITensorInfo *input, const ITensorInfo *output, unsigned int axis, float epsilon = 1e-12); |
| |
| // Inherited methods overridden: |
| void run() override; |
| |
| private: |
| CLMemoryGroup _memory_group; |
| CLReductionOperation _reduce_func; |
| CLL2NormalizeLayerKernel _normalize_kernel; |
| CLTensor _sumsq; |
| }; |
| } |
| #endif /*__ARM_COMPUTE_CLL2NORMALIZELAYER_H__ */ |