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24 #include "arm_compute/graph.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::frontend;
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, [optional] Fast math for convolution layer (0 = DISABLED, 1 = ENABLED) )
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 target = argc > 1 ? std::strtol(argv[1], nullptr, 10) : 0;
51 Target target_hint = set_target_hint(target);
53 FastMathHint fast_math_hint = FastMathHint::DISABLED;
59 std::cout << "Usage: " << argv[0] << " [target] [path_to_data] [batches] [fast_math_hint]\n\n";
60 std::cout << "No data folder provided: using random values\n\n";
64 std::cout << "Usage: " << argv[0] << " " << argv[1] << " [path_to_data] [batches] [fast_math_hint]\n\n";
65 std::cout << "No data folder provided: using random values\n\n";
69 //Do something with argv[1]
71 std::cout << "Usage: " << argv[0] << " [path_to_data] [batches] [fast_math_hint]\n\n";
72 std::cout << "No number of batches where specified, thus will use the default : " << batches << "\n\n";
77 batches = std::strtol(argv[3], nullptr, 0);
78 std::cout << "Usage: " << argv[0] << " " << argv[1] << " " << argv[2] << " " << argv[3] << " [fast_math_hint]\n\n";
79 std::cout << "No fast math info provided: disabling fast math\n\n";
83 //Do something with argv[1] and argv[2]
85 batches = std::strtol(argv[3], nullptr, 0);
86 fast_math_hint = (std::strtol(argv[4], nullptr, 1) == 0) ? FastMathHint::DISABLED : FastMathHint::ENABLED;
89 //conv1 << pool1 << conv2 << pool2 << fc1 << act1 << fc2 << smx
92 << InputLayer(TensorDescriptor(TensorShape(28U, 28U, 1U, batches), DataType::F32), get_input_accessor(""))
95 get_weights_accessor(data_path, "/cnn_data/lenet_model/conv1_w.npy"),
96 get_weights_accessor(data_path, "/cnn_data/lenet_model/conv1_b.npy"),
97 PadStrideInfo(1, 1, 0, 0))
99 << PoolingLayer(PoolingLayerInfo(PoolingType::MAX, 2, PadStrideInfo(2, 2, 0, 0))).set_name("pool1")
102 get_weights_accessor(data_path, "/cnn_data/lenet_model/conv2_w.npy"),
103 get_weights_accessor(data_path, "/cnn_data/lenet_model/conv2_b.npy"),
104 PadStrideInfo(1, 1, 0, 0))
106 << PoolingLayer(PoolingLayerInfo(PoolingType::MAX, 2, PadStrideInfo(2, 2, 0, 0))).set_name("pool2")
107 << FullyConnectedLayer(
109 get_weights_accessor(data_path, "/cnn_data/lenet_model/ip1_w.npy"),
110 get_weights_accessor(data_path, "/cnn_data/lenet_model/ip1_b.npy"))
112 << ActivationLayer(ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::RELU)).set_name("relu")
113 << FullyConnectedLayer(
115 get_weights_accessor(data_path, "/cnn_data/lenet_model/ip2_w.npy"),
116 get_weights_accessor(data_path, "/cnn_data/lenet_model/ip2_b.npy"))
118 << SoftmaxLayer().set_name("prob")
119 << OutputLayer(get_output_accessor(""));
123 config.use_tuner = (target == 2);
124 graph.finalize(target_hint, config);
126 void do_run() override
133 Stream graph{ 0, "LeNet" };
136 /** Main program for LeNet
138 * @param[in] argc Number of arguments
139 * @param[in] argv Arguments ( [optional] Target (0 = NEON, 1 = OpenCL, 2 = OpenCL with Tuner), [optional] Path to the weights folder, [optional] batches, [optional] Fast math for convolution layer (0 = DISABLED, 1 = ENABLED) )
141 int main(int argc, char **argv)
143 return arm_compute::utils::run_example<GraphLenetExample>(argc, argv);