ArmNN
 24.08
OutputLayer.hpp
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1 //
2 // Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
3 // SPDX-License-Identifier: MIT
4 //
5 #pragma once
6 
7 #include <Layer.hpp>
8 
9 namespace armnn
10 {
11 
12 /// A layer user-provided data can be bound to (e.g. inputs, outputs).
13 class OutputLayer : public BindableLayer
14 {
15 public:
16  /// Returns nullptr for Output type.
17  /// @param [in] graph The graph where this layer can be found.
18  /// @param [in] factory The workload factory which will create the workload.
19  /// @return A pointer to the created workload, or nullptr if not created.
20  virtual std::unique_ptr<IWorkload> CreateWorkload(const IWorkloadFactory& factory) const override;
21 
22  /// Set the outputs to be appropriate sub tensors of the input if sub tensors are supported
23  /// otherwise creates tensor handlers by default. Ignores parameters for Output type.
24  /// @param [in] registry Contains all the registered tensor handle factories available for use.
25  /// @param [in] factory The workload factory which will create the workload.
26  /// @param [in] IsMemoryManaged Determine whether or not to assign a memory manager during creation
27  virtual void CreateTensorHandles(const TensorHandleFactoryRegistry& registry,
28  const IWorkloadFactory& factory,
29  const bool isMemoryManaged = true) override
30  {
31  IgnoreUnused(registry, factory, isMemoryManaged);
32  }
33 
34  /// Creates a dynamically-allocated copy of this layer.
35  /// @param [in] graph The graph into which this layer is being cloned.
36  OutputLayer* Clone(Graph& graph) const override;
37 
38  /// Check if the input tensor shape(s)
39  /// will lead to a valid configuration of @ref OutputLayer.
40  /// @param [in] shapeInferenceMethod Indicates if output shape shall be overwritten or just validated.
41  void ValidateTensorShapesFromInputs() override;
42 
43  void ExecuteStrategy(IStrategy& strategy) const override;
44 
45 
46 protected:
47  /// Constructor to create an OutputLayer.
48  /// @param id The layer binding id number.
49  /// @param name Optional name for the layer.
50  OutputLayer(LayerBindingId id, const char* name);
51 
52  /// Default destructor
53  ~OutputLayer() = default;
54 };
55 
56 } // namespace
armnn::BindableLayer
Definition: Layer.hpp:470
armnn::TensorHandleFactoryRegistry
Definition: TensorHandleFactoryRegistry.hpp:23
armnn::OutputLayer::ValidateTensorShapesFromInputs
void ValidateTensorShapesFromInputs() override
Check if the input tensor shape(s) will lead to a valid configuration of OutputLayer.
Definition: OutputLayer.cpp:32
armnn::OutputLayer::OutputLayer
OutputLayer(LayerBindingId id, const char *name)
Constructor to create an OutputLayer.
Definition: OutputLayer.cpp:16
armnn::IStrategy
Definition: IStrategy.hpp:16
armnn::OutputLayer::CreateTensorHandles
virtual void CreateTensorHandles(const TensorHandleFactoryRegistry &registry, const IWorkloadFactory &factory, const bool isMemoryManaged=true) override
Set the outputs to be appropriate sub tensors of the input if sub tensors are supported otherwise cre...
Definition: OutputLayer.hpp:27
armnn::OutputLayer
A layer user-provided data can be bound to (e.g. inputs, outputs).
Definition: OutputLayer.hpp:13
armnn::IWorkloadFactory
Definition: WorkloadFactory.hpp:22
armnn::LayerBindingId
int LayerBindingId
Type of identifiers for bindable layers (inputs, outputs).
Definition: Types.hpp:309
armnn::IgnoreUnused
void IgnoreUnused(Ts &&...)
Definition: IgnoreUnused.hpp:14
armnn::OutputLayer::~OutputLayer
~OutputLayer()=default
Default destructor.
armnn::OutputLayer::ExecuteStrategy
void ExecuteStrategy(IStrategy &strategy) const override
Apply a visitor to this layer.
Definition: OutputLayer.cpp:40
armnn
Copyright (c) 2021 ARM Limited and Contributors.
Definition: 01_00_quick_start.dox:6
Layer.hpp
armnn::OutputLayer::Clone
OutputLayer * Clone(Graph &graph) const override
Creates a dynamically-allocated copy of this layer.
Definition: OutputLayer.cpp:27
armnn::OutputLayer::CreateWorkload
virtual std::unique_ptr< IWorkload > CreateWorkload(const IWorkloadFactory &factory) const override
Returns nullptr for Output type.
Definition: OutputLayer.cpp:21
armnn::Graph
Definition: Graph.hpp:30