| /* |
| * 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_NEINSTANCENORMALIZATIONLAYER_H |
| #define ARM_COMPUTE_NEINSTANCENORMALIZATIONLAYER_H |
| |
| #include "arm_compute/core/NEON/kernels/NEInstanceNormalizationLayerKernel.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/NEPermute.h" |
| #include "arm_compute/runtime/NEON/functions/NEReductionOperation.h" |
| #include "arm_compute/runtime/Tensor.h" |
| |
| #include <memory> |
| |
| namespace arm_compute |
| { |
| class ITensor; |
| |
| /** Basic function to perform a Instance normalization. |
| * |
| * This function runs the following kernels: |
| * -# @ref NEInstanceNormalizationLayerKernel |
| */ |
| class NEInstanceNormalizationLayer : public IFunction |
| { |
| public: |
| /** Constructor */ |
| NEInstanceNormalizationLayer(std::shared_ptr<IMemoryManager> memory_manager = nullptr); |
| /** Set the input and output tensors. |
| * |
| * @param[in, out] input Source tensor. 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[out] output Destination tensor. Data types and data layouts supported: same as @p input. |
| * @param[in] gamma (Optional) The scale scalar value applied to the normalized tensor. Defaults to 1.0 |
| * @param[in] beta (Optional) The offset scalar value applied to the normalized tensor. Defaults to 0.0 |
| * @param[in] epsilon (Optional) Lower bound value for the normalization. Defaults to 1e-12 |
| */ |
| void configure(ITensor *input, ITensor *output, float gamma = 1.0f, float beta = 0.0f, float epsilon = 1e-12f); |
| |
| /** Static function to check if given info will lead to a valid configuration of @ref NEInstanceNormalizationLayer. |
| * |
| * @param[in] input Source tensor info. 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 scalar value applied to the normalized tensor. Defaults to 1.0 |
| * @param[in] beta (Optional) The offset scalar value applied to the normalized tensor. Defaults to 0.0 |
| * @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, float gamma = 1.0f, float beta = 0.0f, float epsilon = 1e-12f); |
| |
| // Inherited methods overridden: |
| void run() override; |
| |
| private: |
| MemoryGroup _memory_group; |
| NEInstanceNormalizationLayerKernel _normalization_kernel; |
| bool _is_nchw; |
| NEPermute _permute_input; |
| NEPermute _permute_output; |
| Tensor _permuted_input; |
| Tensor _permuted_output; |
| }; |
| } |
| #endif /* ARM_COMPUTE_NEINSTANCENORMALIZATIONLAYER_H */ |