| /* |
| * Copyright (c) 2017-2021 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_NEREDUCTIONOPERATION_H |
| #define ARM_COMPUTE_NEREDUCTIONOPERATION_H |
| |
| #include "arm_compute/runtime/IFunction.h" |
| |
| #include "arm_compute/runtime/NEON/functions/NEReshapeLayer.h" |
| #include "arm_compute/runtime/Tensor.h" |
| #include <memory> |
| |
| namespace arm_compute |
| { |
| class ITensor; |
| class NEReductionOperationKernel; |
| |
| /** Basic function to simulate a reduction operation. This function calls the following kernels: |
| * |
| * -# @ref NEReshapeLayer |
| * -# @ref NEReductionOperationKernel |
| * |
| */ |
| class NEReductionOperation : public IFunction |
| { |
| public: |
| /** Default constructor */ |
| NEReductionOperation(std::shared_ptr<IMemoryManager> memory_manager = nullptr); |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| NEReductionOperation(const NEReductionOperation &) = delete; |
| /** Default move constructor */ |
| NEReductionOperation(NEReductionOperation &&) = default; |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| NEReductionOperation &operator=(const NEReductionOperation &) = delete; |
| /** Default move assignment operator */ |
| NEReductionOperation &operator=(NEReductionOperation &&) = default; |
| /** Default destructor */ |
| ~NEReductionOperation(); |
| /** Set the input and output tensors. |
| * |
| * Valid data layouts: |
| * - All |
| * |
| * Valid data type configurations: |
| * |src |dst | |
| * |:--------------|:--------------| |
| * |QASYMM8 |QASYMM8 | |
| * |QASYMM8_SIGNED |QASYMM8_SIGNED | |
| * |F16 |F16 | |
| * |F32 |F32 | |
| * |S32 |S32 | |
| * |
| * @param[in, out] input Source tensor. Data type supported: QASYMM8_SIGNED/QASYMM8/F16/F32/S32. (Written to only for border_size != 0) |
| * @param[out] output Destination tensor. Data types and data layouts supported: same as @p input. |
| * @param[in] axis Dimension along which to reduce. Supported reduction axis : 0 |
| * @param[in] op Reduction operation to perform. |
| * @param[in] keep_dims (Optional) Whether to keep the reduced dimension after the operation. Defaults to true. |
| */ |
| void configure(ITensor *input, ITensor *output, unsigned int axis, ReductionOperation op, bool keep_dims = true); |
| |
| /** Static function to check if given info will lead to a valid configuration of @ref NEReductionOperation. |
| * |
| * @param[in] input Source tensor info. Data type supported: QASYMM8_SIGNED/QASYMM8/F16/F32/S32. |
| * @param[in] output Destination tensor info. Data types and data layouts supported: same as @p input. |
| * @param[in] axis Dimension along which to reduce. Supported reduction axis : 0 |
| * @param[in] op Reduction operation to perform. |
| * @param[in] keep_dims (Optional) Whether to keep the reduced dimension after the operation. Defaults to true. |
| * |
| * @return a status |
| */ |
| static Status validate(const ITensorInfo *input, const ITensorInfo *output, unsigned int axis, ReductionOperation op, bool keep_dims = true); |
| |
| // Inherited methods overridden: |
| void run() override; |
| |
| private: |
| MemoryGroup _memory_group; |
| std::unique_ptr<NEReductionOperationKernel> _reduction_kernel; |
| NEReshapeLayer _reshape; |
| Tensor _output_internal; |
| size_t _window_split; |
| int _reduction_axis; |
| bool _is_reshape_required; |
| }; |
| } // namespace arm_compute |
| #endif /* ARM_COMPUTE_NEREDUCTIONOPERATION_H */ |