| /* |
| * Copyright (c) 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_CPU_CONCATENATE_H |
| #define ARM_COMPUTE_CPU_CONCATENATE_H |
| |
| #include "src/core/cpu/ICpuKernel.h" |
| #include "src/runtime/cpu/ICpuOperator.h" |
| |
| #include <vector> |
| |
| namespace arm_compute |
| { |
| namespace cpu |
| { |
| /** Basic function to execute concatenate tensors along a given axis. This function calls the following kernels: |
| * |
| * -# @ref kernels::CpuConcatenateWidthKernel (if underlying concatenation axis is 0). |
| * -# @ref kernels::CpuConcatenateHeightKernel (if underlying concatenation axis is 1). |
| * -# @ref kernels::CpuConcatenateDepthKernel (if underlying concatenation axis is 2). |
| * -# @ref kernels::CpuConcatenateBatchKernel (if underlying concatenation axis is 3). |
| */ |
| class CpuConcatenate : public ICpuOperator |
| { |
| public: |
| /** Constructor */ |
| CpuConcatenate(); |
| /** Configure operator for a given list of arguments |
| * |
| * @note Input and output tensor dimensions preconditions defer depending on the concatenation axis. |
| * @note Preconditions can be found respectively at @ref kernels::CpuConcatenateWidthKernel, @ref kernels::CpuConcatenateHeightKernel, |
| * @ref kernels::CpuConcatenateDepthKernel and @ref kernels::CpuConcatenateBatchKernel. |
| * |
| * @param[in,out] srcs_vector The vectors containing all the tensors to concatenate. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. |
| * @param[out] dst Output tensor. Data types supported: Same as @p srcs_vector. |
| * @param[in] axis Concatenation axis. Supported underlying concatenation axis are 0, 1, 2 and 3. |
| */ |
| void configure(const std::vector<const ITensorInfo *> &srcs_vector, ITensorInfo *dst, size_t axis); |
| /** Static function to check if given info will lead to a valid configuration of @ref NEConcatenateLayer |
| * |
| * @note Input and output tensor dimensions preconditions defer depending on the concatenation axis. |
| * @note Preconditions can be found respectively at @ref kernels::CpuConcatenateWidthKernel, @ref kernels::CpuConcatenateHeightKernel, |
| * @ref kernels::CpuConcatenateDepthKernel and @ref kernels::CpuConcatenateBatchKernel. |
| * |
| * @param[in] srcs_vector The vectors containing all the tensors info to concatenate. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. |
| * @param[in] dst Output tensor info. Data types supported: Same as @p srcs_vector. |
| * @param[in] axis Concatenation axis. Supported underlying concatenation axis are 0, 1, 2 and 3. |
| * |
| * @return a status |
| */ |
| static Status validate(const std::vector<const ITensorInfo *> &srcs_vector, const ITensorInfo *dst, size_t axis); |
| |
| // Inherited methods overridden: |
| void run(ITensorPack &tensors) override; |
| |
| private: |
| std::vector<std::unique_ptr<ICpuKernel>> _concat_kernels; |
| unsigned int _num_srcs; |
| unsigned int _axis; |
| }; |
| } // namespace cpu |
| } // namespace arm_compute |
| #endif /* ARM_COMPUTE_CPU_CONCATENATE_H */ |