Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 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 | #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 | |
Georgios Pinitas | 7d3d1b9 | 2017-10-12 17:34:20 +0100 | [diff] [blame] | 28 | #include "arm_compute/core/utils/logging/LoggerRegistry.h" |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 29 | #include "arm_compute/graph/Graph.h" |
| 30 | #include "arm_compute/graph/Nodes.h" |
| 31 | #include "arm_compute/runtime/CL/CLScheduler.h" |
| 32 | #include "arm_compute/runtime/CPP/CPPScheduler.h" |
| 33 | #include "arm_compute/runtime/Scheduler.h" |
| 34 | #include "support/ToolchainSupport.h" |
| 35 | #include "utils/GraphUtils.h" |
| 36 | #include "utils/Utils.h" |
| 37 | |
| 38 | #include <cstdlib> |
| 39 | #include <iostream> |
| 40 | #include <memory> |
| 41 | |
| 42 | using namespace arm_compute::graph; |
| 43 | using namespace arm_compute::graph_utils; |
Georgios Pinitas | 7d3d1b9 | 2017-10-12 17:34:20 +0100 | [diff] [blame] | 44 | using namespace arm_compute::logging; |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 45 | |
| 46 | /** Generates appropriate accessor according to the specified path |
| 47 | * |
| 48 | * @note If path is empty will generate a DummyAccessor else will generate a NumPyBinLoader |
| 49 | * |
| 50 | * @param[in] path Path to the data files |
| 51 | * @param[in] data_file Relative path to the data files from path |
| 52 | * |
| 53 | * @return An appropriate tensor accessor |
| 54 | */ |
| 55 | std::unique_ptr<ITensorAccessor> get_accessor(const std::string &path, const std::string &data_file) |
| 56 | { |
| 57 | if(path.empty()) |
| 58 | { |
| 59 | return arm_compute::support::cpp14::make_unique<DummyAccessor>(); |
| 60 | } |
| 61 | else |
| 62 | { |
| 63 | return arm_compute::support::cpp14::make_unique<NumPyBinLoader>(path + data_file); |
| 64 | } |
| 65 | } |
| 66 | |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 67 | /** Generates appropriate input accessor according to the specified ppm_path |
| 68 | * |
| 69 | * @note If ppm_path is empty will generate a DummyAccessor else will generate a PPMAccessor |
| 70 | * |
| 71 | * @param[in] ppm_path Path to PPM file |
| 72 | * @param[in] mean_r Red mean value to be subtracted from red channel |
| 73 | * @param[in] mean_g Green mean value to be subtracted from green channel |
| 74 | * @param[in] mean_b Blue mean value to be subtracted from blue channel |
| 75 | * |
| 76 | * @return An appropriate tensor accessor |
| 77 | */ |
| 78 | std::unique_ptr<ITensorAccessor> get_input_accessor(const std::string &ppm_path, float mean_r, float mean_g, float mean_b) |
| 79 | { |
| 80 | if(ppm_path.empty()) |
| 81 | { |
| 82 | return arm_compute::support::cpp14::make_unique<DummyAccessor>(); |
| 83 | } |
| 84 | else |
| 85 | { |
| 86 | return arm_compute::support::cpp14::make_unique<PPMAccessor>(ppm_path, true, mean_r, mean_g, mean_b); |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | /** Generates appropriate output accessor according to the specified labels_path |
| 91 | * |
| 92 | * @note If labels_path is empty will generate a DummyAccessor else will generate a TopNPredictionsAccessor |
| 93 | * |
| 94 | * @param[in] labels_path Path to labels text file |
| 95 | * @param[in] top_n (Optional) Number of output classes to print |
| 96 | * @param[out] output_stream (Optional) Output stream |
| 97 | * |
| 98 | * @return An appropriate tensor accessor |
| 99 | */ |
| 100 | std::unique_ptr<ITensorAccessor> get_output_accessor(const std::string &labels_path, size_t top_n = 5, std::ostream &output_stream = std::cout) |
| 101 | { |
| 102 | if(labels_path.empty()) |
| 103 | { |
| 104 | return arm_compute::support::cpp14::make_unique<DummyAccessor>(); |
| 105 | } |
| 106 | else |
| 107 | { |
| 108 | return arm_compute::support::cpp14::make_unique<TopNPredictionsAccessor>(labels_path, top_n, output_stream); |
| 109 | } |
| 110 | } |
| 111 | |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 112 | /** Example demonstrating how to implement AlexNet's network using the Compute Library's graph API |
| 113 | * |
| 114 | * @param[in] argc Number of arguments |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 115 | * @param[in] argv Arguments ( [optional] Path to the weights folder, [optional] image, [optional] labels ) |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 116 | */ |
| 117 | void main_graph_alexnet(int argc, const char **argv) |
| 118 | { |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 119 | std::string data_path; /* Path to the trainable data */ |
| 120 | std::string image; /* Image data */ |
| 121 | std::string label; /* Label data */ |
| 122 | |
| 123 | constexpr float mean_r = 122.68f; /* Mean value to subtract from red channel */ |
| 124 | constexpr float mean_g = 116.67f; /* Mean value to subtract from green channel */ |
| 125 | constexpr float mean_b = 104.01f; /* Mean value to subtract from blue channel */ |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 126 | |
| 127 | // Parse arguments |
| 128 | if(argc < 2) |
| 129 | { |
| 130 | // Print help |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 131 | std::cout << "Usage: " << argv[0] << " [path_to_data] [image] [labels]\n\n"; |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 132 | std::cout << "No data folder provided: using random values\n\n"; |
| 133 | } |
| 134 | else if(argc == 2) |
| 135 | { |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 136 | data_path = argv[1]; |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 137 | std::cout << "Usage: " << argv[0] << " " << argv[1] << " [image] [labels]\n\n"; |
| 138 | std::cout << "No image provided: using random values\n\n"; |
| 139 | } |
| 140 | else if(argc == 3) |
| 141 | { |
| 142 | data_path = argv[1]; |
| 143 | image = argv[2]; |
| 144 | std::cout << "Usage: " << argv[0] << " " << argv[1] << " " << argv[2] << " [labels]\n\n"; |
| 145 | std::cout << "No text file with labels provided: skipping output accessor\n\n"; |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 146 | } |
| 147 | else |
| 148 | { |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 149 | data_path = argv[1]; |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 150 | image = argv[2]; |
| 151 | label = argv[3]; |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 152 | } |
| 153 | |
| 154 | // Check if OpenCL is available and initialize the scheduler |
Georgios Pinitas | ff421f2 | 2017-10-04 16:53:58 +0100 | [diff] [blame] | 155 | TargetHint hint = TargetHint::NEON; |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 156 | if(arm_compute::opencl_is_available()) |
| 157 | { |
| 158 | arm_compute::CLScheduler::get().default_init(); |
Georgios Pinitas | ff421f2 | 2017-10-04 16:53:58 +0100 | [diff] [blame] | 159 | hint = TargetHint::OPENCL; |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 160 | } |
| 161 | |
| 162 | Graph graph; |
Georgios Pinitas | 7d3d1b9 | 2017-10-12 17:34:20 +0100 | [diff] [blame] | 163 | LoggerRegistry::get().create_reserved_loggers(LogLevel::INFO, { std::make_shared<StdPrinter>() }); |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 164 | |
| 165 | graph << hint |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 166 | << Tensor(TensorInfo(TensorShape(227U, 227U, 3U, 1U), 1, DataType::F32), |
| 167 | get_input_accessor(image, mean_r, mean_g, mean_b)) |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 168 | // Layer 1 |
| 169 | << ConvolutionLayer( |
| 170 | 11U, 11U, 96U, |
| 171 | get_accessor(data_path, "/cnn_data/alexnet_model/conv1_w.npy"), |
| 172 | get_accessor(data_path, "/cnn_data/alexnet_model/conv1_b.npy"), |
| 173 | PadStrideInfo(4, 4, 0, 0)) |
| 174 | << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU)) |
| 175 | << NormalizationLayer(NormalizationLayerInfo(NormType::CROSS_MAP, 5, 0.0001f, 0.75f)) |
| 176 | << PoolingLayer(PoolingLayerInfo(PoolingType::MAX, 3, PadStrideInfo(2, 2, 0, 0))) |
| 177 | // Layer 2 |
Georgios Pinitas | ff421f2 | 2017-10-04 16:53:58 +0100 | [diff] [blame] | 178 | << ConvolutionMethodHint::DIRECT |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 179 | << ConvolutionLayer( |
| 180 | 5U, 5U, 256U, |
| 181 | get_accessor(data_path, "/cnn_data/alexnet_model/conv2_w.npy"), |
| 182 | get_accessor(data_path, "/cnn_data/alexnet_model/conv2_b.npy"), |
| 183 | PadStrideInfo(1, 1, 2, 2), 2) |
| 184 | << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU)) |
| 185 | << NormalizationLayer(NormalizationLayerInfo(NormType::CROSS_MAP, 5, 0.0001f, 0.75f)) |
| 186 | << PoolingLayer(PoolingLayerInfo(PoolingType::MAX, 3, PadStrideInfo(2, 2, 0, 0))) |
| 187 | // Layer 3 |
| 188 | << ConvolutionLayer( |
| 189 | 3U, 3U, 384U, |
| 190 | get_accessor(data_path, "/cnn_data/alexnet_model/conv3_w.npy"), |
| 191 | get_accessor(data_path, "/cnn_data/alexnet_model/conv3_b.npy"), |
| 192 | PadStrideInfo(1, 1, 1, 1)) |
| 193 | << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU)) |
| 194 | // Layer 4 |
| 195 | << ConvolutionLayer( |
| 196 | 3U, 3U, 384U, |
| 197 | get_accessor(data_path, "/cnn_data/alexnet_model/conv4_w.npy"), |
| 198 | get_accessor(data_path, "/cnn_data/alexnet_model/conv4_b.npy"), |
| 199 | PadStrideInfo(1, 1, 1, 1), 2) |
| 200 | << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU)) |
| 201 | // Layer 5 |
| 202 | << ConvolutionLayer( |
| 203 | 3U, 3U, 256U, |
| 204 | get_accessor(data_path, "/cnn_data/alexnet_model/conv5_w.npy"), |
| 205 | get_accessor(data_path, "/cnn_data/alexnet_model/conv5_b.npy"), |
| 206 | PadStrideInfo(1, 1, 1, 1), 2) |
| 207 | << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU)) |
| 208 | << PoolingLayer(PoolingLayerInfo(PoolingType::MAX, 3, PadStrideInfo(2, 2, 0, 0))) |
| 209 | // Layer 6 |
| 210 | << FullyConnectedLayer( |
| 211 | 4096U, |
| 212 | get_accessor(data_path, "/cnn_data/alexnet_model/fc6_w.npy"), |
| 213 | get_accessor(data_path, "/cnn_data/alexnet_model/fc6_b.npy")) |
| 214 | << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU)) |
| 215 | // Layer 7 |
| 216 | << FullyConnectedLayer( |
| 217 | 4096U, |
| 218 | get_accessor(data_path, "/cnn_data/alexnet_model/fc7_w.npy"), |
| 219 | get_accessor(data_path, "/cnn_data/alexnet_model/fc7_b.npy")) |
| 220 | << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU)) |
| 221 | // Layer 8 |
| 222 | << FullyConnectedLayer( |
| 223 | 1000U, |
| 224 | get_accessor(data_path, "/cnn_data/alexnet_model/fc8_w.npy"), |
| 225 | get_accessor(data_path, "/cnn_data/alexnet_model/fc8_b.npy")) |
| 226 | // Softmax |
| 227 | << SoftmaxLayer() |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 228 | << Tensor(get_output_accessor(label, 5)); |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 229 | |
| 230 | // Run graph |
| 231 | graph.run(); |
| 232 | } |
| 233 | |
| 234 | /** Main program for AlexNet |
| 235 | * |
| 236 | * @param[in] argc Number of arguments |
Gian Marco | 44ec2e7 | 2017-10-19 14:13:38 +0100 | [diff] [blame] | 237 | * @param[in] argv Arguments ( [optional] Path to the weights folder, [optional] image, [optional] labels ) |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 238 | */ |
| 239 | int main(int argc, const char **argv) |
| 240 | { |
| 241 | return arm_compute::utils::run_example(argc, argv, main_graph_alexnet); |
| 242 | } |