| // |
| // Copyright © 2017 Arm Ltd. All rights reserved. |
| // SPDX-License-Identifier: MIT |
| // |
| |
| #include "Serializer.hpp" |
| |
| #include "SerializerUtils.hpp" |
| |
| #include <armnn/ArmNN.hpp> |
| |
| #include <iostream> |
| |
| #include <ArmnnSchema_generated.h> |
| |
| #include <flatbuffers/util.h> |
| |
| using namespace armnn; |
| namespace fb = flatbuffers; |
| namespace serializer = armnnSerializer; |
| |
| namespace armnnSerializer |
| { |
| |
| serializer::ActivationFunction GetFlatBufferActivationFunction(armnn::ActivationFunction function) |
| { |
| switch (function) |
| { |
| case armnn::ActivationFunction::Sigmoid: |
| return serializer::ActivationFunction::ActivationFunction_Sigmoid; |
| case armnn::ActivationFunction::TanH: |
| return serializer::ActivationFunction::ActivationFunction_TanH; |
| case armnn::ActivationFunction::Linear: |
| return serializer::ActivationFunction::ActivationFunction_Linear; |
| case armnn::ActivationFunction::ReLu: |
| return serializer::ActivationFunction::ActivationFunction_ReLu; |
| case armnn::ActivationFunction::BoundedReLu: |
| return serializer::ActivationFunction::ActivationFunction_BoundedReLu; |
| case armnn::ActivationFunction::LeakyReLu: |
| return serializer::ActivationFunction::ActivationFunction_LeakyReLu; |
| case armnn::ActivationFunction::Abs: |
| return serializer::ActivationFunction::ActivationFunction_Abs; |
| case armnn::ActivationFunction::Sqrt: |
| return serializer::ActivationFunction::ActivationFunction_Sqrt; |
| case armnn::ActivationFunction::Square: |
| return serializer::ActivationFunction::ActivationFunction_Square; |
| default: |
| return serializer::ActivationFunction::ActivationFunction_Sigmoid; |
| } |
| } |
| |
| uint32_t SerializerVisitor::GetSerializedId(unsigned int guid) |
| { |
| std::pair<unsigned int, uint32_t> guidPair(guid, m_layerId); |
| |
| if (m_guidMap.empty()) |
| { |
| m_guidMap.insert(guidPair); |
| } |
| else if (m_guidMap.find(guid) == m_guidMap.end()) |
| { |
| guidPair.second = ++m_layerId; |
| m_guidMap.insert(guidPair); |
| return m_layerId; |
| } |
| return m_guidMap[guid]; |
| } |
| |
| // Build FlatBuffer for Input Layer |
| void SerializerVisitor::VisitInputLayer(const armnn::IConnectableLayer* layer, LayerBindingId id, const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferInputBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Input); |
| |
| // Create FlatBuffer BindableBaseLayer |
| auto flatBufferInputBindableBaseLayer = serializer::CreateBindableLayerBase(m_flatBufferBuilder, |
| flatBufferInputBaseLayer, |
| id); |
| // Push layer Guid to outputIds. |
| m_inputIds.push_back(GetSerializedId(layer->GetGuid())); |
| |
| // Create the FlatBuffer InputLayer |
| auto flatBufferInputLayer = serializer::CreateInputLayer(m_flatBufferBuilder, flatBufferInputBindableBaseLayer); |
| |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferInputLayer.o, serializer::Layer::Layer_InputLayer); |
| } |
| |
| // Build FlatBuffer for Output Layer |
| void SerializerVisitor::VisitOutputLayer(const armnn::IConnectableLayer* layer, LayerBindingId id, const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferOutputBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Output); |
| |
| // Create FlatBuffer BindableBaseLayer |
| auto flatBufferOutputBindableBaseLayer = serializer::CreateBindableLayerBase(m_flatBufferBuilder, |
| flatBufferOutputBaseLayer, |
| id); |
| // Push layer Guid to outputIds. |
| m_outputIds.push_back(GetSerializedId(layer->GetGuid())); |
| |
| // Create the FlatBuffer OutputLayer |
| auto flatBufferOutputLayer = serializer::CreateOutputLayer(m_flatBufferBuilder, flatBufferOutputBindableBaseLayer); |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferOutputLayer.o, serializer::Layer::Layer_OutputLayer); |
| } |
| |
| // Build FlatBuffer for Activation Layer |
| void SerializerVisitor::VisitActivationLayer(const armnn::IConnectableLayer* layer, |
| const armnn::ActivationDescriptor& descriptor, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Activation); |
| |
| // Create the FlatBuffer ActivationDescriptor |
| auto flatBufferDescriptor = CreateActivationDescriptor(m_flatBufferBuilder, |
| GetFlatBufferActivationFunction(descriptor.m_Function), |
| descriptor.m_A, |
| descriptor.m_B); |
| |
| // Create the FlatBuffer ActivationLayer |
| auto flatBufferAdditionLayer = CreateActivationLayer(m_flatBufferBuilder, |
| flatBufferBaseLayer, |
| flatBufferDescriptor); |
| |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferAdditionLayer.o, serializer::Layer::Layer_ActivationLayer); |
| } |
| |
| // Build FlatBuffer for Addition Layer |
| void SerializerVisitor::VisitAdditionLayer(const armnn::IConnectableLayer* layer, const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferAdditionBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Addition); |
| |
| // Create the FlatBuffer AdditionLayer |
| auto flatBufferAdditionLayer = serializer::CreateAdditionLayer(m_flatBufferBuilder, flatBufferAdditionBaseLayer); |
| |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferAdditionLayer.o, serializer::Layer::Layer_AdditionLayer); |
| } |
| |
| // Build FlatBuffer for BatchToSpaceNd Layer |
| void SerializerVisitor::VisitBatchToSpaceNdLayer(const armnn::IConnectableLayer* layer, |
| const armnn::BatchToSpaceNdDescriptor& descriptor, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_BatchToSpaceNd); |
| |
| std::vector<unsigned int> crops; |
| crops.reserve(descriptor.m_Crops.size() * 2); |
| for (auto& crop : descriptor.m_Crops) |
| { |
| crops.push_back(crop.first); |
| crops.push_back(crop.second); |
| } |
| |
| auto flatBufferDescriptor = |
| CreateBatchToSpaceNdDescriptor(m_flatBufferBuilder, |
| m_flatBufferBuilder.CreateVector(descriptor.m_BlockShape), |
| m_flatBufferBuilder.CreateVector(crops), |
| GetFlatBufferDataLayout(descriptor.m_DataLayout)); |
| |
| auto flatBufferLayer = serializer::CreateBatchToSpaceNdLayer(m_flatBufferBuilder, |
| flatBufferBaseLayer, |
| flatBufferDescriptor); |
| |
| CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_BatchToSpaceNdLayer); |
| } |
| |
| void SerializerVisitor::VisitBatchNormalizationLayer(const armnn::IConnectableLayer* layer, |
| const armnn::BatchNormalizationDescriptor& batchNormDescriptor, |
| const armnn::ConstTensor& mean, |
| const armnn::ConstTensor& variance, |
| const armnn::ConstTensor& beta, |
| const armnn::ConstTensor& gamma, |
| const char* name) |
| { |
| auto fbBatchNormalizationBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_BatchNormalization); |
| auto fbBatchNormalizationDescriptor = serializer::CreateBatchNormalizationDescriptor( |
| m_flatBufferBuilder, |
| batchNormDescriptor.m_Eps, |
| GetFlatBufferDataLayout(batchNormDescriptor.m_DataLayout)); |
| |
| auto fbMeanConstTensorInfo = CreateConstTensorInfo(mean); |
| auto fbVarianceConstTensorInfo = CreateConstTensorInfo(variance); |
| auto fbBetaConstTensorInfo = CreateConstTensorInfo(beta); |
| auto fbGammaConstTensorInfo = CreateConstTensorInfo(gamma); |
| auto fbBatchNormalizationLayer = serializer::CreateBatchNormalizationLayer(m_flatBufferBuilder, |
| fbBatchNormalizationBaseLayer, |
| fbBatchNormalizationDescriptor, |
| fbMeanConstTensorInfo, |
| fbVarianceConstTensorInfo, |
| fbBetaConstTensorInfo, |
| fbGammaConstTensorInfo); |
| |
| CreateAnyLayer(fbBatchNormalizationLayer.o, serializer::Layer::Layer_BatchNormalizationLayer); |
| } |
| |
| // Build FlatBuffer for Constant Layer |
| void SerializerVisitor::VisitConstantLayer(const armnn::IConnectableLayer* layer, |
| const armnn::ConstTensor& input, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferConstantBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Constant); |
| |
| auto flatBufferConstTensorInfo = CreateConstTensorInfo(input); |
| |
| // Create the FlatBuffer ConstantLayer |
| auto flatBufferLayer = CreateConstantLayer(m_flatBufferBuilder, |
| flatBufferConstantBaseLayer, |
| flatBufferConstTensorInfo); |
| |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_ConstantLayer); |
| } |
| |
| // Build FlatBuffer for Convolution2dLayer |
| void SerializerVisitor::VisitConvolution2dLayer(const armnn::IConnectableLayer* layer, |
| const armnn::Convolution2dDescriptor& descriptor, |
| const armnn::ConstTensor& weights, |
| const armnn::Optional<armnn::ConstTensor>& biases, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Convolution2d); |
| |
| auto flatBufferDescriptor = CreateConvolution2dDescriptor(m_flatBufferBuilder, |
| descriptor.m_PadLeft, |
| descriptor.m_PadRight, |
| descriptor.m_PadTop, |
| descriptor.m_PadBottom, |
| descriptor.m_StrideX, |
| descriptor.m_StrideY, |
| descriptor.m_BiasEnabled, |
| GetFlatBufferDataLayout(descriptor.m_DataLayout)); |
| auto flatBufferWeightsConstTensorInfo = CreateConstTensorInfo(weights); |
| flatbuffers::Offset<serializer::ConstTensor> flatBufferBiasesConstTensorInfo; |
| |
| if (biases.has_value()) |
| { |
| flatBufferBiasesConstTensorInfo = CreateConstTensorInfo(biases.value()); |
| } |
| |
| // Create the FlatBuffer Convolution2dLayer |
| auto flatBufferLayer = CreateConvolution2dLayer(m_flatBufferBuilder, |
| flatBufferBaseLayer, |
| flatBufferDescriptor, |
| flatBufferWeightsConstTensorInfo, |
| flatBufferBiasesConstTensorInfo); |
| |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_Convolution2dLayer); |
| } |
| |
| void SerializerVisitor::VisitDepthwiseConvolution2dLayer(const armnn::IConnectableLayer* layer, |
| const armnn::DepthwiseConvolution2dDescriptor& descriptor, |
| const armnn::ConstTensor& weights, |
| const armnn::Optional<armnn::ConstTensor>& biases, |
| const char* name) |
| { |
| auto fbBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_DepthwiseConvolution2d); |
| auto fbDescriptor = CreateDepthwiseConvolution2dDescriptor(m_flatBufferBuilder, |
| descriptor.m_PadLeft, |
| descriptor.m_PadRight, |
| descriptor.m_PadTop, |
| descriptor.m_PadBottom, |
| descriptor.m_StrideX, |
| descriptor.m_StrideY, |
| descriptor.m_BiasEnabled, |
| GetFlatBufferDataLayout(descriptor.m_DataLayout)); |
| |
| flatbuffers::Offset<serializer::ConstTensor> fbWeightsConstTensorInfo = CreateConstTensorInfo(weights); |
| flatbuffers::Offset<serializer::ConstTensor> fbBiasesConstTensorInfo; |
| if (biases.has_value()) |
| { |
| fbBiasesConstTensorInfo = CreateConstTensorInfo(biases.value()); |
| } |
| |
| auto flatBufferLayer = CreateDepthwiseConvolution2dLayer(m_flatBufferBuilder, |
| fbBaseLayer, |
| fbDescriptor, |
| fbWeightsConstTensorInfo, |
| fbBiasesConstTensorInfo); |
| |
| CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_DepthwiseConvolution2dLayer); |
| } |
| |
| void SerializerVisitor::VisitDivisionLayer(const armnn::IConnectableLayer* layer, const char* name) |
| { |
| auto fbDivisionBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Division); |
| auto fbDivisionLayer = serializer::CreateDivisionLayer(m_flatBufferBuilder, fbDivisionBaseLayer); |
| |
| CreateAnyLayer(fbDivisionLayer.o, serializer::Layer::Layer_DivisionLayer); |
| } |
| |
| void SerializerVisitor::VisitEqualLayer(const armnn::IConnectableLayer* layer, const char* name) |
| { |
| auto fbBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Equal); |
| auto fbEqualLayer = serializer::CreateEqualLayer(m_flatBufferBuilder, fbBaseLayer); |
| |
| CreateAnyLayer(fbEqualLayer.o, serializer::Layer::Layer_EqualLayer); |
| } |
| |
| void SerializerVisitor::VisitFloorLayer(const armnn::IConnectableLayer *layer, const char *name) |
| { |
| auto flatBufferFloorBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Floor); |
| auto flatBufferFloorLayer = serializer::CreateFloorLayer(m_flatBufferBuilder, flatBufferFloorBaseLayer); |
| |
| CreateAnyLayer(flatBufferFloorLayer.o, serializer::Layer::Layer_FloorLayer); |
| } |
| |
| void SerializerVisitor::VisitMinimumLayer(const armnn::IConnectableLayer* layer, const char* name) |
| { |
| auto fbMinimumBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Minimum); |
| auto fbMinimumLayer = serializer::CreateMinimumLayer(m_flatBufferBuilder, fbMinimumBaseLayer); |
| |
| CreateAnyLayer(fbMinimumLayer.o, serializer::Layer::Layer_MinimumLayer); |
| } |
| |
| void SerializerVisitor::VisitMaximumLayer(const armnn::IConnectableLayer* layer, const char* name) |
| { |
| auto fbMaximumBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Maximum); |
| auto fbMaximumLayer = serializer::CreateMaximumLayer(m_flatBufferBuilder, fbMaximumBaseLayer); |
| |
| CreateAnyLayer(fbMaximumLayer.o, serializer::Layer::Layer_MaximumLayer); |
| } |
| |
| void SerializerVisitor::VisitGreaterLayer(const armnn::IConnectableLayer* layer, const char* name) |
| { |
| auto fbGreaterBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Greater); |
| auto fbGreaterLayer = serializer::CreateGreaterLayer(m_flatBufferBuilder, fbGreaterBaseLayer); |
| |
| CreateAnyLayer(fbGreaterLayer.o, serializer::Layer::Layer_GreaterLayer); |
| } |
| |
| // Build FlatBuffer for Multiplication Layer |
| void SerializerVisitor::VisitMultiplicationLayer(const armnn::IConnectableLayer* layer, const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferMultiplicationBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Multiplication); |
| |
| // Create the FlatBuffer MultiplicationLayer |
| auto flatBufferMultiplicationLayer = |
| serializer::CreateMultiplicationLayer(m_flatBufferBuilder, flatBufferMultiplicationBaseLayer); |
| |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferMultiplicationLayer.o, serializer::Layer::Layer_MultiplicationLayer); |
| } |
| |
| void SerializerVisitor::VisitPadLayer(const armnn::IConnectableLayer* layer, |
| const armnn::PadDescriptor& padDescriptor, |
| const char* name) |
| { |
| auto flatBufferBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Pad); |
| |
| std::vector<unsigned int> padList; |
| for (auto& p: padDescriptor.m_PadList) |
| { |
| padList.push_back(p.first); |
| padList.push_back(p.second); |
| } |
| |
| auto flatBufferPadDesc = serializer::CreatePadDescriptor(m_flatBufferBuilder, |
| m_flatBufferBuilder.CreateVector(padList)); |
| |
| auto flatBufferPadLayer = serializer::CreatePadLayer(m_flatBufferBuilder, |
| flatBufferBaseLayer, |
| flatBufferPadDesc); |
| |
| CreateAnyLayer(flatBufferPadLayer.o, serializer::Layer::Layer_PadLayer); |
| } |
| |
| void SerializerVisitor::VisitPermuteLayer(const armnn::IConnectableLayer* layer, |
| const armnn::PermuteDescriptor& permuteDescriptor, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferPermuteBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Permute); |
| |
| std::vector<unsigned int> dimMappings; |
| for (auto& v: permuteDescriptor.m_DimMappings) |
| { |
| dimMappings.push_back(v); |
| } |
| |
| auto flatBufferPermuteDesc = serializer::CreatePermuteDescriptor(m_flatBufferBuilder, |
| m_flatBufferBuilder.CreateVector(dimMappings)); |
| |
| // Create the FlatBuffer PermuteLayer |
| auto flatBufferPermuteLayer = serializer::CreatePermuteLayer(m_flatBufferBuilder, |
| flatBufferPermuteBaseLayer, |
| flatBufferPermuteDesc); |
| |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferPermuteLayer.o, serializer::Layer::Layer_PermuteLayer); |
| } |
| |
| // Build FlatBuffer for Reshape Layer |
| void SerializerVisitor::VisitReshapeLayer(const armnn::IConnectableLayer* layer, |
| const armnn::ReshapeDescriptor& reshapeDescriptor, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferReshapeBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Reshape); |
| |
| std::vector<unsigned int> targetShape; |
| for (unsigned int i =0; i < reshapeDescriptor.m_TargetShape.GetNumDimensions(); i++) |
| { |
| targetShape.push_back(reshapeDescriptor.m_TargetShape[i]); |
| } |
| |
| auto flatBufferReshapeDesc = serializer::CreateReshapeDescriptor(m_flatBufferBuilder, |
| m_flatBufferBuilder.CreateVector(targetShape)); |
| |
| // Create the FlatBuffer ReshapeLayer |
| auto flatBufferReshapeLayer = serializer::CreateReshapeLayer(m_flatBufferBuilder, flatBufferReshapeBaseLayer, |
| flatBufferReshapeDesc); |
| |
| // Add the AnyLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferReshapeLayer.o, serializer::Layer::Layer_ReshapeLayer); |
| } |
| |
| void SerializerVisitor::VisitResizeBilinearLayer(const armnn::IConnectableLayer* layer, |
| const armnn::ResizeBilinearDescriptor& resizeDescriptor, |
| const char* name) |
| { |
| auto flatBufferBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_ResizeBilinear); |
| |
| auto flatBufferDescriptor = |
| CreateResizeBilinearDescriptor(m_flatBufferBuilder, |
| resizeDescriptor.m_TargetWidth, |
| resizeDescriptor.m_TargetHeight, |
| GetFlatBufferDataLayout(resizeDescriptor.m_DataLayout)); |
| |
| auto flatBufferLayer = serializer::CreateResizeBilinearLayer(m_flatBufferBuilder, |
| flatBufferBaseLayer, |
| flatBufferDescriptor); |
| |
| CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_ResizeBilinearLayer); |
| } |
| |
| void SerializerVisitor::VisitRsqrtLayer(const armnn::IConnectableLayer* layer, const char* name) |
| { |
| auto fbRsqrtBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Rsqrt); |
| auto fbRsqrtLayer = serializer::CreateRsqrtLayer(m_flatBufferBuilder, fbRsqrtBaseLayer); |
| |
| CreateAnyLayer(fbRsqrtLayer.o, serializer::Layer::Layer_RsqrtLayer); |
| } |
| |
| // Build FlatBuffer for Softmax Layer |
| void SerializerVisitor::VisitSoftmaxLayer(const armnn::IConnectableLayer* layer, |
| const armnn::SoftmaxDescriptor& softmaxDescriptor, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferSoftmaxBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Softmax); |
| |
| // Create the FlatBuffer SoftmaxDescriptor |
| auto flatBufferSoftmaxDesc = |
| serializer::CreateSoftmaxDescriptor(m_flatBufferBuilder, softmaxDescriptor.m_Beta); |
| |
| // Create the FlatBuffer SoftmaxLayer |
| auto flatBufferSoftmaxLayer = |
| serializer::CreateSoftmaxLayer(m_flatBufferBuilder, |
| flatBufferSoftmaxBaseLayer, |
| flatBufferSoftmaxDesc); |
| |
| CreateAnyLayer(flatBufferSoftmaxLayer.o, serializer::Layer::Layer_SoftmaxLayer); |
| } |
| |
| void SerializerVisitor::VisitPooling2dLayer(const armnn::IConnectableLayer* layer, |
| const armnn::Pooling2dDescriptor& pooling2dDescriptor, |
| const char* name) |
| { |
| auto fbPooling2dBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Pooling2d); |
| auto fbPooling2dDescriptor = serializer::CreatePooling2dDescriptor( |
| m_flatBufferBuilder, |
| GetFlatBufferPoolingAlgorithm(pooling2dDescriptor.m_PoolType), |
| pooling2dDescriptor.m_PadLeft, |
| pooling2dDescriptor.m_PadRight, |
| pooling2dDescriptor.m_PadTop, |
| pooling2dDescriptor.m_PadBottom, |
| pooling2dDescriptor.m_PoolWidth, |
| pooling2dDescriptor.m_PoolHeight, |
| pooling2dDescriptor.m_StrideX, |
| pooling2dDescriptor.m_StrideY, |
| GetFlatBufferOutputShapeRounding(pooling2dDescriptor.m_OutputShapeRounding), |
| GetFlatBufferPaddingMethod(pooling2dDescriptor.m_PaddingMethod), |
| GetFlatBufferDataLayout(pooling2dDescriptor.m_DataLayout)); |
| |
| auto fbPooling2dLayer = serializer::CreatePooling2dLayer(m_flatBufferBuilder, |
| fbPooling2dBaseLayer, |
| fbPooling2dDescriptor); |
| |
| CreateAnyLayer(fbPooling2dLayer.o, serializer::Layer::Layer_Pooling2dLayer); |
| } |
| |
| // Build FlatBuffer for FullyConnected Layer |
| void SerializerVisitor::VisitFullyConnectedLayer(const armnn::IConnectableLayer* layer, |
| const armnn::FullyConnectedDescriptor& fullyConnectedDescriptor, |
| const armnn::ConstTensor& weights, |
| const armnn::Optional<armnn::ConstTensor>& biases, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_FullyConnected); |
| |
| // Create FlatBuffer FullyConnectedDescriptor |
| auto flatBufferDescriptor = |
| serializer::CreateFullyConnectedDescriptor(m_flatBufferBuilder, |
| fullyConnectedDescriptor.m_BiasEnabled, |
| fullyConnectedDescriptor.m_TransposeWeightMatrix); |
| |
| // Create FlatBuffer weights data |
| auto flatBufferWeights = CreateConstTensorInfo(weights); |
| |
| // Create FlatBuffer bias data |
| flatbuffers::Offset<serializer::ConstTensor> flatBufferBiases; |
| if (fullyConnectedDescriptor.m_BiasEnabled) |
| { |
| flatBufferBiases = CreateConstTensorInfo(biases.value()); |
| } |
| |
| // Create FlatBuffer FullyConnectedLayer |
| auto flatBufferLayer = serializer::CreateFullyConnectedLayer(m_flatBufferBuilder, |
| flatBufferBaseLayer, |
| flatBufferDescriptor, |
| flatBufferWeights, |
| flatBufferBiases); |
| |
| // Add created FullyConnectedLayer to the FlatBufferLayers |
| CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_FullyConnectedLayer); |
| } |
| |
| // Build FlatBuffer for SpaceToBatchNd Layer |
| void SerializerVisitor::VisitSpaceToBatchNdLayer(const armnn::IConnectableLayer* layer, |
| const armnn::SpaceToBatchNdDescriptor& spaceToBatchNdDescriptor, |
| const char* name) |
| { |
| // Create FlatBuffer BaseLayer |
| auto flatBufferBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_SpaceToBatchNd); |
| |
| std::vector<unsigned int> padList; |
| padList.reserve(spaceToBatchNdDescriptor.m_PadList.size()*2); |
| for (auto& pad : spaceToBatchNdDescriptor.m_PadList) |
| { |
| padList.push_back(pad.first); |
| padList.push_back(pad.second); |
| } |
| |
| auto flatBufferDescriptor = |
| CreateSpaceToBatchNdDescriptor(m_flatBufferBuilder, |
| m_flatBufferBuilder.CreateVector(spaceToBatchNdDescriptor.m_BlockShape), |
| m_flatBufferBuilder.CreateVector(padList), |
| GetFlatBufferDataLayout(spaceToBatchNdDescriptor.m_DataLayout)); |
| |
| auto flatBufferLayer = serializer::CreateSpaceToBatchNdLayer(m_flatBufferBuilder, |
| flatBufferBaseLayer, |
| flatBufferDescriptor); |
| |
| CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_SpaceToBatchNdLayer); |
| } |
| |
| void SerializerVisitor::VisitNormalizationLayer(const armnn::IConnectableLayer* layer, |
| const armnn::NormalizationDescriptor& descriptor, |
| const char* name) |
| { |
| auto fbNormalizationBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_Normalization); |
| |
| auto fbNormalizationDescriptor = serializer::CreateNormalizationDescriptor( |
| m_flatBufferBuilder, |
| GetFlatBufferNormalizationAlgorithmChannel(descriptor.m_NormChannelType), |
| GetFlatBufferNormalizationAlgorithmMethod(descriptor.m_NormMethodType), |
| descriptor.m_NormSize, |
| descriptor.m_Alpha, |
| descriptor.m_Beta, |
| descriptor.m_K, |
| GetFlatBufferDataLayout(descriptor.m_DataLayout)); |
| |
| auto flatBufferLayer = serializer::CreateNormalizationLayer(m_flatBufferBuilder, |
| fbNormalizationBaseLayer, |
| fbNormalizationDescriptor); |
| |
| CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_NormalizationLayer); |
| } |
| |
| fb::Offset<serializer::LayerBase> SerializerVisitor::CreateLayerBase(const IConnectableLayer* layer, |
| const serializer::LayerType layerType) |
| { |
| std::vector<fb::Offset<serializer::InputSlot>> inputSlots = CreateInputSlots(layer); |
| std::vector<fb::Offset<serializer::OutputSlot>> outputSlots = CreateOutputSlots(layer); |
| |
| return serializer::CreateLayerBase(m_flatBufferBuilder, |
| GetSerializedId(layer->GetGuid()), |
| m_flatBufferBuilder.CreateString(layer->GetName()), |
| layerType, |
| m_flatBufferBuilder.CreateVector(inputSlots), |
| m_flatBufferBuilder.CreateVector(outputSlots)); |
| } |
| |
| void SerializerVisitor::CreateAnyLayer(const flatbuffers::Offset<void>& layer, const serializer::Layer serializerLayer) |
| { |
| auto anyLayer = armnnSerializer::CreateAnyLayer(m_flatBufferBuilder, serializerLayer, layer); |
| m_serializedLayers.push_back(anyLayer); |
| } |
| |
| template <typename T> |
| flatbuffers::Offset<flatbuffers::Vector<T>> SerializerVisitor::CreateDataVector(const void* memory, unsigned int size) |
| { |
| const T* buffer = reinterpret_cast<const T*>(memory); |
| std::vector<T> vector(buffer, buffer + (size / sizeof(T))); |
| auto fbVector = m_flatBufferBuilder.CreateVector(vector); |
| return fbVector; |
| } |
| |
| flatbuffers::Offset<serializer::ConstTensor> |
| SerializerVisitor::CreateConstTensorInfo(const armnn::ConstTensor& constTensor) |
| { |
| armnn::TensorInfo tensorInfo = constTensor.GetInfo(); |
| |
| // Get the dimensions |
| std::vector<unsigned int> shape; |
| |
| for(unsigned int dim = 0; dim < tensorInfo.GetShape().GetNumDimensions(); ++dim) |
| { |
| shape.push_back(tensorInfo.GetShape()[dim]); |
| } |
| |
| // Create FlatBuffer TensorInfo |
| auto flatBufferTensorInfo = serializer::CreateTensorInfo(m_flatBufferBuilder, |
| m_flatBufferBuilder.CreateVector(shape), |
| GetFlatBufferDataType(tensorInfo.GetDataType()), |
| tensorInfo.GetQuantizationScale(), |
| tensorInfo.GetQuantizationOffset()); |
| flatbuffers::Offset<void> fbPayload; |
| |
| switch (tensorInfo.GetDataType()) |
| { |
| case armnn::DataType::Float32: |
| case armnn::DataType::Signed32: |
| { |
| auto fbVector = CreateDataVector<int32_t>(constTensor.GetMemoryArea(), constTensor.GetNumBytes()); |
| flatbuffers::Offset<serializer::IntData> flatBuffersData = serializer::CreateIntData( |
| m_flatBufferBuilder, |
| fbVector); |
| fbPayload = flatBuffersData.o; |
| break; |
| } |
| case armnn::DataType::Float16: |
| { |
| auto fbVector = CreateDataVector<int16_t>(constTensor.GetMemoryArea(), constTensor.GetNumBytes()); |
| flatbuffers::Offset<serializer::ShortData> flatBuffersData = serializer::CreateShortData( |
| m_flatBufferBuilder, |
| fbVector); |
| fbPayload = flatBuffersData.o; |
| break; |
| } |
| case armnn::DataType::QuantisedAsymm8: |
| case armnn::DataType::Boolean: |
| default: |
| { |
| auto fbVector = CreateDataVector<int8_t>(constTensor.GetMemoryArea(), constTensor.GetNumBytes()); |
| flatbuffers::Offset<serializer::ByteData> flatBuffersData = serializer::CreateByteData( |
| m_flatBufferBuilder, |
| fbVector); |
| fbPayload = flatBuffersData.o; |
| } |
| } |
| flatbuffers::Offset<serializer::ConstTensor> flatBufferConstTensor = serializer::CreateConstTensor( |
| m_flatBufferBuilder, |
| flatBufferTensorInfo, |
| GetFlatBufferConstTensorData(tensorInfo.GetDataType()), |
| fbPayload); |
| return flatBufferConstTensor; |
| } |
| |
| std::vector<fb::Offset<serializer::InputSlot>> |
| SerializerVisitor::CreateInputSlots(const armnn::IConnectableLayer* layer) |
| { |
| std::vector<fb::Offset<serializer::InputSlot>> inputSlots; |
| |
| // Get the InputSlots |
| for (unsigned int slotIndex = 0; slotIndex<layer->GetNumInputSlots(); ++slotIndex) |
| { |
| const IInputSlot& inputSlot = layer->GetInputSlot(slotIndex); |
| |
| // Get the Connection for the InputSlot |
| const IOutputSlot* connection = inputSlot.GetConnection(); |
| |
| // Create FlatBuffer Connection |
| serializer::Connection conn(GetSerializedId(inputSlot.GetConnection()->GetOwningLayerGuid()), |
| connection->CalculateIndexOnOwner()); |
| // Create FlatBuffer InputSlot |
| inputSlots.push_back(serializer::CreateInputSlot(m_flatBufferBuilder, slotIndex, &conn)); |
| } |
| return inputSlots; |
| } |
| |
| std::vector<fb::Offset<serializer::OutputSlot>> |
| SerializerVisitor::CreateOutputSlots(const armnn::IConnectableLayer* layer) |
| { |
| std::vector<fb::Offset<serializer::OutputSlot>> outputSlots; |
| |
| // Get the OutputSlots |
| for (unsigned int slotIndex = 0; slotIndex < layer->GetNumOutputSlots(); ++slotIndex) |
| { |
| const IOutputSlot& outputSlot = layer->GetOutputSlot(slotIndex); |
| const armnn::TensorInfo& tensorInfo = outputSlot.GetTensorInfo(); |
| |
| // Get the dimensions |
| std::vector<unsigned int> shape; |
| for(unsigned int dim = 0; dim < tensorInfo.GetShape().GetNumDimensions(); ++dim) |
| { |
| shape.push_back(tensorInfo.GetShape()[dim]); |
| } |
| |
| // Create FlatBuffer TensorInfo |
| auto flatBufferTensorInfo = serializer::CreateTensorInfo(m_flatBufferBuilder, |
| m_flatBufferBuilder.CreateVector(shape), |
| GetFlatBufferDataType(tensorInfo.GetDataType()), |
| tensorInfo.GetQuantizationScale(), |
| tensorInfo.GetQuantizationOffset()); |
| |
| // Create FlatBuffer Outputslot |
| outputSlots.push_back(serializer::CreateOutputSlot(m_flatBufferBuilder, |
| slotIndex, |
| flatBufferTensorInfo)); |
| } |
| return outputSlots; |
| } |
| |
| |
| ISerializer* ISerializer::CreateRaw() |
| { |
| return new Serializer(); |
| } |
| |
| ISerializerPtr ISerializer::Create() |
| { |
| return ISerializerPtr(CreateRaw(), &ISerializer::Destroy); |
| } |
| |
| void ISerializer::Destroy(ISerializer* serializer) |
| { |
| delete serializer; |
| } |
| |
| void Serializer::Serialize(const INetwork& inNetwork) |
| { |
| // Iterate through to network |
| inNetwork.Accept(m_SerializerVisitor); |
| flatbuffers::FlatBufferBuilder& fbBuilder = m_SerializerVisitor.GetFlatBufferBuilder(); |
| |
| // Create FlatBuffer SerializedGraph |
| auto serializedGraph = serializer::CreateSerializedGraph( |
| fbBuilder, |
| fbBuilder.CreateVector(m_SerializerVisitor.GetSerializedLayers()), |
| fbBuilder.CreateVector(m_SerializerVisitor.GetInputIds()), |
| fbBuilder.CreateVector(m_SerializerVisitor.GetOutputIds())); |
| |
| // Serialize the graph |
| fbBuilder.Finish(serializedGraph); |
| } |
| |
| bool Serializer::SaveSerializedToStream(std::ostream& stream) |
| { |
| flatbuffers::FlatBufferBuilder& fbBuilder = m_SerializerVisitor.GetFlatBufferBuilder(); |
| |
| auto bytesToWrite = boost::numeric_cast<std::streamsize>(fbBuilder.GetSize()); |
| stream.write(reinterpret_cast<const char*>(fbBuilder.GetBufferPointer()), bytesToWrite); |
| return !stream.bad(); |
| } |
| |
| } // namespace armnnSerializer |
