Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016, 2017 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/CL/functions/CLSobel5x5.h" |
| 25 | |
| 26 | #include "arm_compute/core/CL/ICLTensor.h" |
| 27 | #include "arm_compute/core/CL/kernels/CLSobel5x5Kernel.h" |
| 28 | #include "arm_compute/core/PixelValue.h" |
| 29 | #include "arm_compute/core/TensorInfo.h" |
| 30 | #include "arm_compute/core/Validate.h" |
| 31 | #include "arm_compute/runtime/CL/CLScheduler.h" |
| 32 | #include "arm_compute/runtime/ITensorAllocator.h" |
| 33 | |
| 34 | using namespace arm_compute; |
| 35 | |
| 36 | CLSobel5x5::CLSobel5x5() |
| 37 | : _sobel_hor(), _sobel_vert(), _border_handler(), _tmp_x(), _tmp_y() |
| 38 | { |
| 39 | } |
| 40 | |
| 41 | void CLSobel5x5::configure(ICLTensor *input, ICLTensor *output_x, ICLTensor *output_y, BorderMode border_mode, uint8_t constant_border_value) |
| 42 | { |
| 43 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8); |
| 44 | |
| 45 | const bool run_sobel_x = output_x != nullptr; |
| 46 | const bool run_sobel_y = output_y != nullptr; |
| 47 | |
| 48 | TensorInfo tensor_info(input->info()->tensor_shape(), 1, DataType::S16); |
| 49 | |
| 50 | if(run_sobel_x && run_sobel_y) |
| 51 | { |
| 52 | _tmp_x.allocator()->init(tensor_info); |
| 53 | _tmp_y.allocator()->init(tensor_info); |
| 54 | _sobel_hor.configure(input, &_tmp_x, &_tmp_y, border_mode == BorderMode::UNDEFINED); |
| 55 | _sobel_vert.configure(&_tmp_x, &_tmp_y, output_x, output_y, border_mode == BorderMode::UNDEFINED); |
| 56 | _tmp_x.allocator()->allocate(); |
| 57 | _tmp_y.allocator()->allocate(); |
| 58 | } |
| 59 | else if(run_sobel_x) |
| 60 | { |
| 61 | _tmp_x.allocator()->init(tensor_info); |
| 62 | _sobel_hor.configure(input, &_tmp_x, nullptr, border_mode == BorderMode::UNDEFINED); |
| 63 | _sobel_vert.configure(&_tmp_x, nullptr, output_x, nullptr, border_mode == BorderMode::UNDEFINED); |
| 64 | _tmp_x.allocator()->allocate(); |
| 65 | } |
| 66 | else if(run_sobel_y) |
| 67 | { |
| 68 | _tmp_y.allocator()->init(tensor_info); |
| 69 | _sobel_hor.configure(input, nullptr, &_tmp_y, border_mode == BorderMode::UNDEFINED); |
| 70 | _sobel_vert.configure(nullptr, &_tmp_y, nullptr, output_y, border_mode == BorderMode::UNDEFINED); |
| 71 | _tmp_y.allocator()->allocate(); |
| 72 | } |
| 73 | _border_handler.configure(input, _sobel_hor.border_size(), border_mode, PixelValue(constant_border_value)); |
| 74 | } |
| 75 | |
| 76 | void CLSobel5x5::run() |
| 77 | { |
| 78 | CLScheduler::get().enqueue(_border_handler, false); |
| 79 | CLScheduler::get().enqueue(_sobel_hor, false); |
| 80 | CLScheduler::get().enqueue(_sobel_vert); |
| 81 | } |