| // |
| // Copyright © 2017 Arm Ltd. All rights reserved. |
| // SPDX-License-Identifier: MIT |
| // |
| |
| #include <armnn/INetwork.hpp> |
| #include <armnn/Tensor.hpp> |
| #include <armnn/INetworkQuantizer.hpp> |
| #include <armnn/Types.hpp> |
| |
| #include "../LayerVisitorBase.hpp" |
| #include "../Network.hpp" |
| #include "../Graph.hpp" |
| |
| #include <boost/test/unit_test.hpp> |
| |
| namespace armnn |
| { |
| BOOST_AUTO_TEST_SUITE(Quantizer) |
| |
| void VisitLayersTopologically(const INetwork* inputNetwork, ILayerVisitor& visitor) |
| { |
| auto network = boost::polymorphic_downcast<const Network*>(inputNetwork); |
| |
| auto graph = network->GetGraph().TopologicalSort(); |
| for (auto layer : graph) |
| { |
| layer->Accept(visitor); |
| } |
| } |
| |
| BOOST_AUTO_TEST_CASE(QuantizeAddition) |
| { |
| class TestQuantization : public LayerVisitorBase<VisitorThrowingPolicy> |
| { |
| public: |
| virtual void VisitAdditionLayer(const IConnectableLayer* layer, |
| const char* name = nullptr) |
| { |
| TensorInfo info = layer->GetOutputSlot(0).GetTensorInfo(); |
| |
| BOOST_TEST((info.GetDataType() == DataType::QuantisedAsymm8)); |
| |
| BOOST_TEST((info.GetQuantizationOffset() == 128)); |
| |
| // Based off current static value [-20.0f, 20.0f] |
| BOOST_CHECK_CLOSE(info.GetQuantizationScale(), 40.0f/255.0f, 0.000001f ); |
| } |
| |
| virtual void VisitInputLayer(const IConnectableLayer* layer, |
| LayerBindingId id, |
| const char* name = nullptr) |
| { |
| TensorInfo info = layer->GetOutputSlot(0).GetTensorInfo(); |
| |
| BOOST_TEST((info.GetDataType() == DataType::QuantisedAsymm8)); |
| |
| BOOST_TEST((info.GetQuantizationOffset() == 128)); |
| |
| // Based off current default [-15.0f, 15.0f] |
| BOOST_CHECK_CLOSE(info.GetQuantizationScale(), 30.0f/255.0f, 0.000001f ); |
| } |
| |
| virtual void VisitOutputLayer(const IConnectableLayer* layer, |
| LayerBindingId id, |
| const char* name = nullptr) |
| {} |
| }; |
| |
| auto network = INetwork::Create(); |
| |
| // Add the layers |
| IConnectableLayer* input0 = network->AddInputLayer(0); |
| IConnectableLayer* input1 = network->AddInputLayer(1); |
| IConnectableLayer* addition = network->AddAdditionLayer(); |
| IConnectableLayer* output = network->AddOutputLayer(2); |
| |
| // Establish connections |
| input0->GetOutputSlot(0).Connect(addition->GetInputSlot(0)); |
| input1->GetOutputSlot(0).Connect(addition->GetInputSlot(1)); |
| addition->GetOutputSlot(0).Connect(output->GetInputSlot(0)); |
| |
| //Set TensorInfo |
| TensorShape shape{1U}; |
| TensorInfo info(shape, DataType::Float32); |
| input0->GetOutputSlot(0).SetTensorInfo(info); |
| input1->GetOutputSlot(0).SetTensorInfo(info); |
| addition->GetOutputSlot(0).SetTensorInfo(info); |
| |
| auto quantizedNetwork = INetworkQuantizer::Create(network.get())->ExportNetwork(); |
| TestQuantization validator; |
| VisitLayersTopologically(quantizedNetwork.get(), validator); |
| } |
| |
| BOOST_AUTO_TEST_SUITE_END() |
| } //namespace armnn |