Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Sang-Hoon Park | bef7fa2 | 2020-10-21 15:58:54 +0100 | [diff] [blame] | 2 | * Copyright (c) 2016-2020 Arm Limited. |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [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 | */ |
Anthony Barbier | 15d5ac8 | 2017-07-17 15:22:17 +0100 | [diff] [blame] | 24 | #ifndef ARM_COMPUTE_CL /* Needed by Utils.cpp to handle OpenCL exceptions properly */ |
| 25 | #error "This example needs to be built with -DARM_COMPUTE_CL" |
| 26 | #endif /* ARM_COMPUTE_CL */ |
| 27 | |
Sang-Hoon Park | bef7fa2 | 2020-10-21 15:58:54 +0100 | [diff] [blame] | 28 | #include "arm_compute/core/CL/OpenCL.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 29 | #include "arm_compute/core/Types.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 30 | #include "arm_compute/runtime/CL/CLScheduler.h" |
Sang-Hoon Park | bef7fa2 | 2020-10-21 15:58:54 +0100 | [diff] [blame] | 31 | #include "arm_compute/runtime/CL/functions/CLConvolution.h" |
Georgios Pinitas | 7c3b924 | 2018-06-21 19:01:25 +0100 | [diff] [blame] | 32 | #include "utils/ImageLoader.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 33 | #include "utils/Utils.h" |
| 34 | |
| 35 | using namespace arm_compute; |
| 36 | using namespace utils; |
| 37 | |
| 38 | /** Gaussian 3x3 matrix |
| 39 | */ |
Michalis Spyrou | a4f378d | 2019-04-26 14:54:54 +0100 | [diff] [blame] | 40 | const std::array<int16_t, 9> gaussian3x3 = |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 41 | { |
| 42 | 1, 2, 1, |
| 43 | 2, 4, 2, |
| 44 | 1, 2, 1 |
| 45 | }; |
| 46 | |
| 47 | /** Gaussian 5x5 matrix |
| 48 | */ |
Michalis Spyrou | a4f378d | 2019-04-26 14:54:54 +0100 | [diff] [blame] | 49 | const std::array<int16_t, 25> gaussian5x5 = |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 50 | { |
| 51 | 1, 4, 6, 4, 1, |
| 52 | 4, 16, 24, 16, 4, |
| 53 | 6, 24, 36, 24, 6, |
| 54 | 4, 16, 24, 16, 4, |
| 55 | 1, 4, 6, 4, 1 |
| 56 | }; |
| 57 | |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 58 | class CLConvolutionExample : public Example |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 59 | { |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 60 | public: |
Georgios Pinitas | 12be7ab | 2018-07-03 12:06:23 +0100 | [diff] [blame] | 61 | bool do_setup(int argc, char **argv) override |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 62 | { |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 63 | PPMLoader ppm; |
| 64 | |
| 65 | CLScheduler::get().default_init(); |
| 66 | |
| 67 | if(argc < 2) |
| 68 | { |
| 69 | // Print help |
| 70 | std::cout << "Usage: ./build/cl_convolution [input_image.ppm]\n\n"; |
| 71 | std::cout << "No input_image provided, creating a dummy 640x480 image\n"; |
| 72 | // Create an empty grayscale 640x480 image |
| 73 | src.allocator()->init(TensorInfo(640, 480, Format::U8)); |
| 74 | } |
| 75 | else |
| 76 | { |
| 77 | ppm.open(argv[1]); |
| 78 | ppm.init_image(src, Format::U8); |
| 79 | } |
| 80 | |
| 81 | // Configure the temporary and destination images |
| 82 | tmp.allocator()->init(*src.info()); |
| 83 | dst.allocator()->init(*src.info()); |
| 84 | |
| 85 | // Apply a Gaussian 3x3 filter to the source image followed by a Gaussian 5x5: |
Michalis Spyrou | a4f378d | 2019-04-26 14:54:54 +0100 | [diff] [blame] | 86 | conv3x3.configure(&src, &tmp, gaussian3x3.data(), 0 /* Let arm_compute calculate the scale */, BorderMode::UNDEFINED); |
| 87 | conv5x5.configure(&tmp, &dst, gaussian5x5.data(), 0 /* Let arm_compute calculate the scale */, BorderMode::UNDEFINED); |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 88 | |
| 89 | // Allocate all the images |
| 90 | src.allocator()->allocate(); |
| 91 | tmp.allocator()->allocate(); |
| 92 | dst.allocator()->allocate(); |
| 93 | // Fill the input image with the content of the PPM image if a filename was provided: |
| 94 | if(ppm.is_open()) |
| 95 | { |
| 96 | ppm.fill_image(src); |
| 97 | output_filename = std::string(argv[1]) + "_out.ppm"; |
| 98 | } |
Georgios Pinitas | 12be7ab | 2018-07-03 12:06:23 +0100 | [diff] [blame] | 99 | |
| 100 | return true; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 101 | } |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 102 | void do_run() override |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 103 | { |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 104 | // Execute the functions: |
| 105 | conv3x3.run(); |
| 106 | conv5x5.run(); |
| 107 | |
| 108 | // Make sure all the OpenCL jobs are done executing: |
| 109 | CLScheduler::get().sync(); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 110 | } |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 111 | void do_teardown() override |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 112 | { |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 113 | // Save the result to file: |
| 114 | if(!output_filename.empty()) |
| 115 | { |
| 116 | save_to_ppm(dst, output_filename); // save_to_ppm maps and unmaps the image to store as PPM |
| 117 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 118 | } |
Michalis Spyrou | a4f378d | 2019-04-26 14:54:54 +0100 | [diff] [blame] | 119 | |
| 120 | private: |
| 121 | CLImage src{}; |
| 122 | CLImage tmp{}; |
| 123 | CLImage dst{}; |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 124 | CLConvolution3x3 conv3x3{}; |
| 125 | CLConvolution5x5 conv5x5{}; |
| 126 | std::string output_filename{}; |
| 127 | }; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 128 | |
| 129 | /** Main program for convolution test |
| 130 | * |
| 131 | * @param[in] argc Number of arguments |
| 132 | * @param[in] argv Arguments ( [optional] Path to PPM image to process ) |
| 133 | */ |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 134 | int main(int argc, char **argv) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 135 | { |
Anthony Barbier | 6db0ff5 | 2018-01-05 10:59:12 +0000 | [diff] [blame] | 136 | return utils::run_example<CLConvolutionExample>(argc, argv); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 137 | } |