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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include <Layer.hpp>
namespace armnn
{
/// A layer user-provided data can be bound to (e.g. inputs, outputs).
class OutputLayer : public BindableLayer
{
public:
/// Returns nullptr for Output type.
/// @param [in] graph The graph where this layer can be found.
/// @param [in] factory The workload factory which will create the workload.
/// @return A pointer to the created workload, or nullptr if not created.
virtual std::unique_ptr<IWorkload> CreateWorkload(const IWorkloadFactory& factory) const override;
/// Set the outputs to be appropriate sub tensors of the input if sub tensors are supported
/// otherwise creates tensor handlers by default. Ignores parameters for Output type.
/// @param [in] registry Contains all the registered tensor handle factories available for use.
/// @param [in] factory The workload factory which will create the workload.
/// @param [in] IsMemoryManaged Determine whether or not to assign a memory manager during creation
virtual void CreateTensorHandles(const TensorHandleFactoryRegistry& registry,
const IWorkloadFactory& factory,
const bool IsMemoryManaged = true) override
{
IgnoreUnused(registry, factory, IsMemoryManaged);
}
/// Creates a dynamically-allocated copy of this layer.
/// @param [in] graph The graph into which this layer is being cloned.
OutputLayer* Clone(Graph& graph) const override;
/// Check if the input tensor shape(s)
/// will lead to a valid configuration of @ref OutputLayer.
/// @param [in] shapeInferenceMethod Indicates if output shape shall be overwritten or just validated.
void ValidateTensorShapesFromInputs(
ShapeInferenceMethod shapeInferenceMethod = ShapeInferenceMethod::ValidateOnly) override;
void Accept(ILayerVisitor& visitor) const override;
protected:
/// Constructor to create an OutputLayer.
/// @param id The layer binding id number.
/// @param name Optional name for the layer.
OutputLayer(LayerBindingId id, const char* name);
/// Default destructor
~OutputLayer() = default;
};
} // namespace
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