| /* |
| * Copyright (c) 2016, 2017 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/NESobel7x7.h" |
| |
| #include "arm_compute/core/ITensor.h" |
| #include "arm_compute/core/PixelValue.h" |
| #include "arm_compute/core/TensorInfo.h" |
| #include "arm_compute/core/Validate.h" |
| #include "arm_compute/runtime/NEON/NEScheduler.h" |
| #include "arm_compute/runtime/TensorAllocator.h" |
| |
| using namespace arm_compute; |
| |
| NESobel7x7::NESobel7x7(std::shared_ptr<IMemoryManager> memory_manager) |
| : _memory_group(std::move(memory_manager)), _sobel_hor(), _sobel_vert(), _tmp_x(), _tmp_y(), _border_handler() |
| { |
| } |
| |
| void NESobel7x7::configure(ITensor *input, ITensor *output_x, ITensor *output_y, BorderMode border_mode, uint8_t constant_border_value) |
| { |
| ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8); |
| |
| const bool run_sobel_x = output_x != nullptr; |
| const bool run_sobel_y = output_y != nullptr; |
| |
| TensorInfo tensor_info(input->info()->tensor_shape(), Format::S32); |
| |
| if(run_sobel_x && run_sobel_y) |
| { |
| _tmp_x.allocator()->init(tensor_info); |
| _tmp_y.allocator()->init(tensor_info); |
| _memory_group.manage(&_tmp_x); |
| _memory_group.manage(&_tmp_y); |
| _sobel_hor.configure(input, &_tmp_x, &_tmp_y, border_mode == BorderMode::UNDEFINED); |
| _sobel_vert.configure(&_tmp_x, &_tmp_y, output_x, output_y, border_mode == BorderMode::UNDEFINED); |
| _tmp_x.allocator()->allocate(); |
| _tmp_y.allocator()->allocate(); |
| } |
| else if(run_sobel_x) |
| { |
| _tmp_x.allocator()->init(tensor_info); |
| _memory_group.manage(&_tmp_x); |
| _sobel_hor.configure(input, &_tmp_x, nullptr, border_mode == BorderMode::UNDEFINED); |
| _sobel_vert.configure(&_tmp_x, nullptr, output_x, nullptr, border_mode == BorderMode::UNDEFINED); |
| _tmp_x.allocator()->allocate(); |
| } |
| else if(run_sobel_y) |
| { |
| _tmp_y.allocator()->init(tensor_info); |
| _memory_group.manage(&_tmp_y); |
| _sobel_hor.configure(input, nullptr, &_tmp_y, border_mode == BorderMode::UNDEFINED); |
| _sobel_vert.configure(nullptr, &_tmp_y, nullptr, output_y, border_mode == BorderMode::UNDEFINED); |
| _tmp_y.allocator()->allocate(); |
| } |
| |
| _border_handler.configure(input, _sobel_hor.border_size(), border_mode, PixelValue(constant_border_value)); |
| } |
| |
| void NESobel7x7::run() |
| { |
| NEScheduler::get().schedule(&_border_handler, Window::DimZ); |
| |
| _memory_group.acquire(); |
| |
| NEScheduler::get().schedule(&_sobel_hor, Window::DimY); |
| NEScheduler::get().schedule(&_sobel_vert, Window::DimY); |
| |
| _memory_group.release(); |
| } |