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24 #include "arm_compute/graph/Graph.h"
25 #include "arm_compute/graph/Nodes.h"
26 #include "support/ToolchainSupport.h"
27 #include "utils/GraphUtils.h"
28 #include "utils/Utils.h"
32 using namespace arm_compute::utils;
33 using namespace arm_compute::graph;
34 using namespace arm_compute::graph_utils;
36 /** Example demonstrating how to implement LeNet's network using the Compute Library's graph API
38 * @param[in] argc Number of arguments
39 * @param[in] argv Arguments ( [optional] Target (0 = NEON, 1 = OpenCL), [optional] Path to the weights folder, [optional] batches )
41 class GraphLenetExample : public Example
44 void do_setup(int argc, char **argv) override
46 std::string data_path; /** Path to the trainable data */
47 unsigned int batches = 4; /** Number of batches */
49 // Set target. 0 (NEON), 1 (OpenCL), 2 (OpenCL with Tuner). By default it is NEON
50 const int int_target_hint = argc > 1 ? std::strtol(argv[1], nullptr, 10) : 0;
51 TargetHint target_hint = set_target_hint(int_target_hint);
57 std::cout << "Usage: " << argv[0] << " [target] [path_to_data] [batches]\n\n";
58 std::cout << "No data folder provided: using random values\n\n";
62 std::cout << "Usage: " << argv[0] << " " << argv[1] << " [path_to_data] [batches]\n\n";
63 std::cout << "No data folder provided: using random values\n\n";
67 //Do something with argv[1]
69 std::cout << "Usage: " << argv[0] << " [path_to_data] [batches]\n\n";
70 std::cout << "No number of batches where specified, thus will use the default : " << batches << "\n\n";
74 //Do something with argv[1] and argv[2]
76 batches = std::strtol(argv[3], nullptr, 0);
79 //conv1 << pool1 << conv2 << pool2 << fc1 << act1 << fc2 << smx
81 << Tensor(TensorInfo(TensorShape(28U, 28U, 1U, batches), 1, DataType::F32), DummyAccessor())
84 get_weights_accessor(data_path, "/cnn_data/lenet_model/conv1_w.npy"),
85 get_weights_accessor(data_path, "/cnn_data/lenet_model/conv1_b.npy"),
86 PadStrideInfo(1, 1, 0, 0))
87 << PoolingLayer(PoolingLayerInfo(PoolingType::MAX, 2, PadStrideInfo(2, 2, 0, 0)))
90 get_weights_accessor(data_path, "/cnn_data/lenet_model/conv2_w.npy"),
91 get_weights_accessor(data_path, "/cnn_data/lenet_model/conv2_b.npy"),
92 PadStrideInfo(1, 1, 0, 0))
93 << PoolingLayer(PoolingLayerInfo(PoolingType::MAX, 2, PadStrideInfo(2, 2, 0, 0)))
94 << FullyConnectedLayer(
96 get_weights_accessor(data_path, "/cnn_data/lenet_model/ip1_w.npy"),
97 get_weights_accessor(data_path, "/cnn_data/lenet_model/ip1_b.npy"))
98 << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU))
99 << FullyConnectedLayer(
101 get_weights_accessor(data_path, "/cnn_data/lenet_model/ip2_w.npy"),
102 get_weights_accessor(data_path, "/cnn_data/lenet_model/ip2_b.npy"))
104 << Tensor(DummyAccessor(0));
106 // In order to enable the OpenCL tuner, graph_init() has to be called only when all nodes have been instantiated
107 graph.graph_init(int_target_hint == 2);
109 void do_run() override
119 /** Main program for LeNet
121 * @param[in] argc Number of arguments
122 * @param[in] argv Arguments ( [optional] Target (0 = NEON, 1 = OpenCL), [optional] Path to the weights folder, [optional] batches )
124 int main(int argc, char **argv)
126 return arm_compute::utils::run_example<GraphLenetExample>(argc, argv);