George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2019 ARM Limited. |
| 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 | */ |
| 24 | #include "arm_compute/runtime/NEON/NEScheduler.h" |
| 25 | |
| 26 | #include "arm_compute/runtime/NEON/functions/NECropResize.h" |
| 27 | |
| 28 | #include <cstddef> |
| 29 | |
| 30 | namespace arm_compute |
| 31 | { |
| 32 | NECropResize::NECropResize() |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 33 | : _output(nullptr), _num_boxes(0), _method(), _extrapolation_value(0), _crop(), _scale(), _crop_results(), _scaled_results() |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 34 | { |
| 35 | } |
| 36 | |
| 37 | Status NECropResize::validate(const ITensorInfo *input, const ITensorInfo *boxes, const ITensorInfo *box_ind, const ITensorInfo *output, |
| 38 | Coordinates2D crop_size, InterpolationPolicy method, float extrapolation_value) |
| 39 | { |
| 40 | ARM_COMPUTE_RETURN_ERROR_ON(crop_size.x <= 0 || crop_size.y <= 0); |
| 41 | ARM_COMPUTE_RETURN_ERROR_ON(method == InterpolationPolicy::AREA); |
| 42 | TensorInfo temp_info; |
| 43 | ARM_COMPUTE_RETURN_ON_ERROR(NECropKernel::validate(input->clone().get(), boxes->clone().get(), box_ind->clone().get(), &temp_info, boxes->tensor_shape()[1] - 1, extrapolation_value)); |
| 44 | if(output->total_size() > 0) |
| 45 | { |
| 46 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_NOT_IN(output, DataType::F32); |
| 47 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_LAYOUT(input, output); |
| 48 | TensorShape out_shape(input->tensor_shape()[0], crop_size.x, crop_size.y, boxes->tensor_shape()[1]); |
| 49 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DIMENSIONS(output->tensor_shape(), out_shape); |
| 50 | } |
| 51 | return Status{}; |
| 52 | } |
| 53 | |
| 54 | void NECropResize::configure(const ITensor *input, const ITensor *boxes, const ITensor *box_ind, ITensor *output, Coordinates2D crop_size, |
| 55 | InterpolationPolicy method, float extrapolation_value) |
| 56 | { |
| 57 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); |
| 58 | ARM_COMPUTE_ERROR_THROW_ON(NECropResize::validate(input->info(), boxes->info(), box_ind->info(), output->info(), crop_size, method, extrapolation_value)); |
| 59 | |
| 60 | _num_boxes = boxes->info()->tensor_shape()[1]; |
| 61 | TensorShape out_shape(input->info()->tensor_shape()[0], crop_size.x, crop_size.y); |
| 62 | |
| 63 | _output = output; |
| 64 | _method = method; |
| 65 | _extrapolation_value = extrapolation_value; |
| 66 | |
| 67 | // For each crop box: |
| 68 | // - A crop kernel is used to extract the initial cropped image as specified by boxes[i] from the 3D image input[box_ind[i]]. |
| 69 | // - A tensor is required to hold this initial cropped image. |
| 70 | // - A scale function is used to resize the cropped image to the size specified by crop_size. |
| 71 | // - A tensor is required to hold the final scaled image before it is copied into the 4D output |
| 72 | // that will hold all final cropped and scaled 3D images. |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 73 | _crop.reserve(_num_boxes); |
| 74 | _crop_results.reserve(_num_boxes); |
| 75 | _scaled_results.reserve(_num_boxes); |
| 76 | _scale.reserve(_num_boxes); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 77 | |
| 78 | for(unsigned int i = 0; i < _num_boxes; ++i) |
| 79 | { |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 80 | auto crop_tensor = support::cpp14::make_unique<Tensor>(); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 81 | TensorInfo crop_result_info(1, DataType::F32); |
| 82 | crop_result_info.set_data_layout(DataLayout::NHWC); |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 83 | crop_tensor->allocator()->init(crop_result_info); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 84 | |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 85 | auto scale_tensor = support::cpp14::make_unique<Tensor>(); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 86 | TensorInfo scaled_result_info(out_shape, 1, DataType::F32); |
| 87 | scaled_result_info.set_data_layout(DataLayout::NHWC); |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 88 | scale_tensor->allocator()->init(scaled_result_info); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 89 | |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 90 | auto crop_kernel = support::cpp14::make_unique<NECropKernel>(); |
| 91 | auto scale_kernel = support::cpp14::make_unique<NEScale>(); |
| 92 | crop_kernel->configure(input, boxes, box_ind, crop_tensor.get(), i, _extrapolation_value); |
| 93 | |
| 94 | _crop.emplace_back(std::move(crop_kernel)); |
| 95 | _scaled_results.emplace_back(std::move(scale_tensor)); |
| 96 | _crop_results.emplace_back(std::move(crop_tensor)); |
| 97 | _scale.emplace_back(std::move(scale_kernel)); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 98 | } |
| 99 | } |
| 100 | |
| 101 | void NECropResize::run() |
| 102 | { |
| 103 | ARM_COMPUTE_ERROR_ON_MSG(_output == nullptr, "Unconfigured function"); |
| 104 | |
| 105 | for(unsigned int i = 0; i < _num_boxes; ++i) |
| 106 | { |
| 107 | // Size of the crop box in _boxes and thus the shape of _crop_results[i] |
| 108 | // may not be known until run-time and so the kernels cannot be configured until then. |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 109 | _crop[i]->configure_output_shape(); |
| 110 | _crop_results[i]->allocator()->allocate(); |
| 111 | NEScheduler::get().schedule(_crop[i].get(), Window::DimZ); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 112 | |
| 113 | // Scale the cropped image. |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 114 | _scale[i]->configure(_crop_results[i].get(), _scaled_results[i].get(), _method, BorderMode::CONSTANT, PixelValue(_extrapolation_value), SamplingPolicy::TOP_LEFT, false); |
| 115 | _scaled_results[i]->allocator()->allocate(); |
| 116 | _scale[i]->run(); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 117 | |
| 118 | // Copy scaled image into output. |
Michalis Spyrou | 299fdd3 | 2019-05-01 13:03:59 +0100 | [diff] [blame] | 119 | std::copy_n(_scaled_results[i]->buffer(), _scaled_results[i]->info()->total_size(), _output->ptr_to_element(Coordinates(0, 0, 0, i))); |
George Wort | 05398a9 | 2019-01-25 15:38:33 +0000 | [diff] [blame] | 120 | } |
| 121 | } |
| 122 | } // namespace arm_compute |