| /* |
| * Copyright (c) 2018-2019 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. |
| */ |
| #include "arm_compute/runtime/NEON/functions/NEPadLayer.h" |
| |
| #include "arm_compute/runtime/NEON/NEScheduler.h" |
| |
| #include "arm_compute/core/ITensor.h" |
| #include "arm_compute/core/Types.h" |
| #include "arm_compute/core/utils/misc/ShapeCalculator.h" |
| |
| #include "support/ToolchainSupport.h" |
| |
| namespace arm_compute |
| { |
| namespace |
| { |
| TensorInfo get_expected_output_tensorinfo(const ITensorInfo &input, const PaddingList &paddings) |
| { |
| const TensorShape expected_output_shape = arm_compute::misc::shape_calculator::compute_padded_shape(input.tensor_shape(), paddings); |
| const TensorInfo expected_output_info = input.clone()->set_tensor_shape(expected_output_shape); |
| return expected_output_info; |
| } |
| |
| Status validate_arguments(const ITensorInfo &input, ITensorInfo &output, const PaddingList &paddings) |
| { |
| const TensorInfo expected_output_info = get_expected_output_tensorinfo(input, paddings); |
| auto_init_if_empty(output, expected_output_info); |
| ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(&output, &expected_output_info); |
| |
| return Status{}; |
| } |
| |
| Coordinates get_subtensor_coords(const PaddingList &paddings) |
| { |
| Coordinates coords; |
| for(unsigned int i = 0; i < paddings.size(); ++i) |
| { |
| coords.set(i, paddings[i].first); |
| } |
| |
| return coords; |
| } |
| } // namespace |
| |
| NEPadLayer::NEPadLayer() |
| : _memset_kernel(), _copy_kernel(), _output_subtensor() |
| { |
| } |
| |
| void NEPadLayer::configure(ITensor *input, ITensor *output, const PaddingList &padding, PixelValue constant_value) |
| { |
| ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); |
| ARM_COMPUTE_THROW_ON_ERROR(NEPadLayer::validate(input->info(), output->info(), padding, constant_value)); |
| |
| // Auto-init |
| auto_init_if_empty(*output->info(), get_expected_output_tensorinfo(*input->info(), padding)); |
| |
| // Create SubTensor (Can use sub-tensor as the kernels to be executed do not require padding) |
| _output_subtensor = SubTensor(output, input->info()->tensor_shape(), get_subtensor_coords(padding), true); |
| |
| // Set the pages of the output to the specified value |
| _memset_kernel.configure(output, constant_value); |
| |
| // Copy the input to the output |
| _copy_kernel.configure(input, &_output_subtensor); |
| } |
| |
| Status NEPadLayer::validate(const ITensorInfo *input, const ITensorInfo *output, const PaddingList &padding, PixelValue constant_value) |
| { |
| ARM_COMPUTE_UNUSED(constant_value); |
| ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(input, output); |
| |
| auto output_clone = output->clone(); |
| |
| SubTensorInfo output_subtensor_info(output_clone.get(), input->tensor_shape(), get_subtensor_coords(padding), true); |
| ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(*input, *output_clone, padding)); |
| ARM_COMPUTE_RETURN_ON_ERROR(NECopyKernel::validate(input, &output_subtensor_info)); |
| |
| return Status{}; |
| } |
| |
| void NEPadLayer::run() |
| { |
| NEScheduler::get().schedule(&_memset_kernel, Window::DimY); |
| NEScheduler::get().schedule(&_copy_kernel, Window::DimY); |
| } |
| } // namespace arm_compute |