| /* |
| * Copyright (c) 2019-2020 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_CLFFTRADIXSTAGEKERNEL_H |
| #define ARM_COMPUTE_CLFFTRADIXSTAGEKERNEL_H |
| |
| #include "src/core/CL/ICLKernel.h" |
| |
| #include "arm_compute/core/KernelDescriptors.h" |
| |
| #include <set> |
| |
| namespace arm_compute |
| { |
| // Forward declarations |
| class ICLTensor; |
| |
| /** Interface for the FFT radix stage kernel. */ |
| class CLFFTRadixStageKernel : public ICLKernel |
| { |
| public: |
| /** Constructor */ |
| CLFFTRadixStageKernel(); |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| CLFFTRadixStageKernel(const CLFFTRadixStageKernel &) = delete; |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| CLFFTRadixStageKernel &operator=(const CLFFTRadixStageKernel &) = delete; |
| /** Default Move Constructor. */ |
| CLFFTRadixStageKernel(CLFFTRadixStageKernel &&) = default; |
| /** Default move assignment operator */ |
| CLFFTRadixStageKernel &operator=(CLFFTRadixStageKernel &&) = default; |
| /** Default destructor */ |
| ~CLFFTRadixStageKernel() = default; |
| /** Set the input and output tensors. |
| * |
| * @note If the output tensor is nullptr, the FFT will be performed in-place |
| * |
| * @param[in,out] input Source tensor. Data types supported: F16/F32. |
| * @param[out] output Destination tensor. Can be nullptr. Data type supported: same as @p input |
| * @param[in] config FFT descriptor metadata. |
| */ |
| void configure(ICLTensor *input, ICLTensor *output, const FFTRadixStageKernelInfo &config); |
| /** Set the input and output tensors. |
| * |
| * @note If the output tensor is nullptr, the FFT will be performed in-place |
| * |
| * @param[in] compile_context The compile context to be used. |
| * @param[in,out] input Source tensor. Data types supported: F16/F32. |
| * @param[out] output Destination tensor. Can be nullptr. Data type supported: same as @p input |
| * @param[in] config FFT descriptor metadata. |
| */ |
| void configure(const CLCompileContext &compile_context, ICLTensor *input, ICLTensor *output, const FFTRadixStageKernelInfo &config); |
| /** Static function to check if given info will lead to a valid configuration of @ref CLFFTRadixStageKernel |
| * |
| * @param[in] input Source tensor info. Data types supported: F16/F32. |
| * @param[in] output Destination tensor info. Can be nullptr. Data type supported: same as @p input |
| * @param[in] config FFT descriptor metadata. |
| * |
| * @return a status |
| */ |
| static Status validate(const ITensorInfo *input, const ITensorInfo *output, const FFTRadixStageKernelInfo &config); |
| /** Returns the radix that are support by the FFT kernel |
| * |
| * @return A set of supported radix |
| */ |
| static std::set<unsigned int> supported_radix(); |
| |
| // Inherited methods overridden: |
| void run(const Window &window, cl::CommandQueue &queue) override; |
| |
| private: |
| ICLTensor *_input; |
| ICLTensor *_output; |
| bool _run_in_place; |
| }; |
| } // namespace arm_compute |
| #endif /*ARM_COMPUTE_CLFFTRADIXSTAGEKERNEL_H */ |