giuros01 | 05fb448 | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 1 | /* |
Georgios Pinitas | ddb93bb | 2020-10-02 16:38:59 +0100 | [diff] [blame] | 2 | * Copyright (c) 2019-2020 Arm Limited. |
giuros01 | 05fb448 | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
Michalis Spyrou | ebcebf1 | 2020-10-21 00:04:14 +0100 | [diff] [blame] | 24 | #include "src/core/NEON/kernels/NEFFTScaleKernel.h" |
giuros01 | 05fb448 | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 25 | |
| 26 | #include "arm_compute/core/ITensor.h" |
giuros01 | 05fb448 | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 27 | #include "arm_compute/core/TensorInfo.h" |
| 28 | #include "arm_compute/core/Types.h" |
| 29 | #include "arm_compute/core/Validate.h" |
| 30 | #include "arm_compute/core/Window.h" |
Georgios Pinitas | ddb93bb | 2020-10-02 16:38:59 +0100 | [diff] [blame] | 31 | #include "src/core/NEON/wrapper/wrapper.h" |
Sang-Hoon Park | 68dd25f | 2020-10-19 16:00:11 +0100 | [diff] [blame] | 32 | #include "src/core/helpers/AutoConfiguration.h" |
| 33 | #include "src/core/helpers/WindowHelpers.h" |
giuros01 | 05fb448 | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 34 | |
| 35 | #include <arm_neon.h> |
| 36 | |
| 37 | namespace arm_compute |
| 38 | { |
| 39 | namespace |
| 40 | { |
| 41 | void scale_complex(float *c_in, float *c_out, bool is_conjugate, float scale) |
| 42 | { |
| 43 | const auto a = wrapper::vload(c_in); |
| 44 | auto b = wrapper::vdiv(a, float32x2_t{ scale, scale }); |
| 45 | if(is_conjugate) |
| 46 | { |
| 47 | const float img_part = wrapper::vgetlane(b, 1); |
| 48 | b = wrapper::vsetlane(-img_part, b, 1); |
| 49 | } |
| 50 | |
| 51 | wrapper::vstore(c_out, b); |
| 52 | } |
| 53 | |
| 54 | Status validate_arguments(const ITensorInfo *input, const ITensorInfo *output) |
| 55 | { |
| 56 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 2, DataType::F32); |
| 57 | |
| 58 | // Checks performed when output is configured |
| 59 | if((output != nullptr) && (output->total_size() != 0)) |
| 60 | { |
| 61 | ARM_COMPUTE_RETURN_ERROR_ON(output->num_channels() != 1 && output->num_channels() != 2); |
| 62 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input, output); |
| 63 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output); |
| 64 | } |
| 65 | |
| 66 | return Status{}; |
| 67 | } |
| 68 | |
| 69 | std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *output) |
| 70 | { |
| 71 | // Configure kernel window |
| 72 | Window win = calculate_max_window(*input, Steps()); |
| 73 | |
| 74 | if(output != nullptr) |
| 75 | { |
| 76 | // Output auto inizialitation if not yet initialized |
| 77 | auto_init_if_empty(*output, *input->clone()); |
| 78 | |
| 79 | // NEFFTScaleKernel doesn't need padding so update_window_and_padding() can be skipped |
| 80 | Coordinates coord; |
| 81 | coord.set_num_dimensions(output->num_dimensions()); |
| 82 | output->set_valid_region(ValidRegion(coord, output->tensor_shape())); |
| 83 | } |
| 84 | |
| 85 | return std::make_pair(Status{}, win); |
| 86 | } |
| 87 | } // namespace |
| 88 | |
| 89 | NEFFTScaleKernel::NEFFTScaleKernel() |
| 90 | : _input(nullptr), _output(nullptr), _scale(), _run_in_place(false), _is_conj(false) |
| 91 | { |
| 92 | } |
| 93 | |
| 94 | void NEFFTScaleKernel::configure(ITensor *input, ITensor *output, const FFTScaleKernelInfo &config) |
| 95 | { |
| 96 | ARM_COMPUTE_ERROR_ON_NULLPTR(input); |
| 97 | ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(input->info(), (output != nullptr) ? output->info() : nullptr)); |
| 98 | |
| 99 | _input = input; |
| 100 | _output = output; |
| 101 | _run_in_place = (output == nullptr) || (output == input); |
| 102 | _is_conj = config.conjugate; |
| 103 | _scale = config.scale; |
| 104 | |
| 105 | // Configure kernel window |
| 106 | auto win_config = validate_and_configure_window(input->info(), _run_in_place ? nullptr : output->info()); |
| 107 | ARM_COMPUTE_ERROR_THROW_ON(win_config.first); |
| 108 | INEKernel::configure(win_config.second); |
| 109 | } |
| 110 | |
| 111 | Status NEFFTScaleKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const FFTScaleKernelInfo &config) |
| 112 | { |
| 113 | ARM_COMPUTE_UNUSED(config); |
| 114 | ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, output)); |
| 115 | ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input->clone().get(), output->clone().get()).first); |
| 116 | |
| 117 | return Status{}; |
| 118 | } |
| 119 | |
| 120 | void NEFFTScaleKernel::run(const Window &window, const ThreadInfo &info) |
| 121 | { |
| 122 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 123 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); |
| 124 | ARM_COMPUTE_UNUSED(info); |
| 125 | |
| 126 | Window input_window = window; |
| 127 | input_window.set(Window::DimX, 0); |
| 128 | |
| 129 | Iterator in(_input, input_window); |
| 130 | Iterator out(_run_in_place ? _input : _output, input_window); |
| 131 | |
| 132 | execute_window_loop(window, [&](const Coordinates &) |
| 133 | { |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 134 | scale_complex(reinterpret_cast<float *>(in.ptr()), reinterpret_cast<float *>(out.ptr()), _is_conj, _scale); |
giuros01 | 05fb448 | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 135 | }, |
| 136 | in, out); |
| 137 | } |
| 138 | } // namespace arm_compute |