Mike Kelly | 8c1701a | 2019-02-11 17:01:27 +0000 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | #pragma once |
| 6 | |
| 7 | #include <armnn/ILayerVisitor.hpp> |
| 8 | #include <armnn/LayerVisitorBase.hpp> |
| 9 | #include <iostream> |
| 10 | #include <Schema_generated.h> |
| 11 | |
| 12 | namespace armnnSerializer |
| 13 | { |
| 14 | |
| 15 | class Serializer : public armnn::LayerVisitorBase<armnn::VisitorNoThrowPolicy> |
| 16 | { |
| 17 | public: |
| 18 | Serializer() {}; |
| 19 | ~Serializer() {}; |
| 20 | |
| 21 | void VisitAdditionLayer(const armnn::IConnectableLayer* layer, |
| 22 | const char* name = nullptr) override; |
| 23 | |
| 24 | void VisitInputLayer(const armnn::IConnectableLayer* layer, |
| 25 | armnn::LayerBindingId id, |
| 26 | const char* name = nullptr) override; |
| 27 | |
| 28 | void VisitOutputLayer(const armnn::IConnectableLayer* layer, |
| 29 | armnn::LayerBindingId id, |
| 30 | const char* name = nullptr) override; |
| 31 | |
| 32 | /// Serializes the network to ArmNN SerializedGraph. |
| 33 | /// @param [in] inNetwork The network to be serialized. |
| 34 | void Serialize(const armnn::INetwork& inNetwork); |
| 35 | |
| 36 | /// Serializes the SerializedGraph to the stream. |
| 37 | /// @param [stream] the stream to save to |
| 38 | /// @return true if graph is Serialized to the Stream, false otherwise |
| 39 | bool SaveSerializedToStream(std::ostream& stream); |
| 40 | |
| 41 | private: |
| 42 | |
| 43 | /// Creates the Input Slots and Output Slots and LayerBase for the layer. |
| 44 | flatbuffers::Offset<armnn::armnnSerializer::LayerBase> CreateLayerBase( |
| 45 | const armnn::IConnectableLayer* layer, |
| 46 | const armnn::armnnSerializer::LayerType layerType); |
| 47 | |
| 48 | /// Creates the serializer AnyLayer for the layer and adds it to m_serializedLayers. |
| 49 | void CreateAnyLayer(const flatbuffers::Offset<void>& layer, const armnn::armnnSerializer::Layer serializerLayer); |
| 50 | |
| 51 | /// Creates the serializer InputSlots for the layer. |
| 52 | std::vector<flatbuffers::Offset<armnn::armnnSerializer::InputSlot>> CreateInputSlots( |
| 53 | const armnn::IConnectableLayer* layer); |
| 54 | |
| 55 | /// Creates the serializer OutputSlots for the layer. |
| 56 | std::vector<flatbuffers::Offset<armnn::armnnSerializer::OutputSlot>> CreateOutputSlots( |
| 57 | const armnn::IConnectableLayer* layer); |
| 58 | |
| 59 | /// FlatBufferBuilder to create our layers' FlatBuffers. |
| 60 | flatbuffers::FlatBufferBuilder m_flatBufferBuilder; |
| 61 | |
| 62 | /// AnyLayers required by the SerializedGraph. |
| 63 | std::vector<flatbuffers::Offset<armnn::armnnSerializer::AnyLayer>> m_serializedLayers; |
| 64 | |
| 65 | /// Guids of all Input Layers required by the SerializedGraph. |
| 66 | std::vector<unsigned int> m_inputIds; |
| 67 | |
| 68 | /// Guids of all Output Layers required by the SerializedGraph. |
| 69 | std::vector<unsigned int> m_outputIds; |
| 70 | }; |
| 71 | |
| 72 | } //namespace armnnSerializer |