| /* |
| * 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_CORE_KERNEL_DESCRIPTORS_H__ |
| #define __ARM_COMPUTE_CORE_KERNEL_DESCRIPTORS_H__ |
| |
| namespace arm_compute |
| { |
| /** Descriptor for FFT scale kernels */ |
| struct FFTScaleKernelInfo |
| { |
| float scale{ 0.f }; /**< Axis to perform the kernel on. */ |
| bool conjugate{ true }; /**< Flag to conjugate the output/ */ |
| }; |
| |
| /** Descriptor for FFT digit reverse kernels */ |
| struct FFTDigitReverseKernelInfo |
| { |
| unsigned int axis{ 0 }; /**< Axis to perform the kernel on. */ |
| bool conjugate{ false }; /**< Flag to conjugate the output/ */ |
| }; |
| |
| /** Descriptor used by the FFT core kernels */ |
| struct FFTRadixStageKernelInfo |
| { |
| unsigned int axis{ 0 }; /**< Axis to run the kernel on. */ |
| unsigned int radix{ 0 }; /**< Radix to use. */ |
| unsigned int Nx{ 0 }; /**< Nx coefficient. */ |
| bool is_first_stage{ false }; /**< Flags if the FFT kernels is the first stage of a decomposed FFT. */ |
| }; |
| } // namespace arm_compute |
| #endif /* __ARM_COMPUTE_CORE_KERNEL_DESCRIPTORS_H__ */ |