1 // 2 // Copyright © 2017 Arm Ltd and Contributors. All rights reserved. 3 // SPDX-License-Identifier: MIT 4 // 5 #pragma once 6 7 #include "LayerWithParameters.hpp" 8 9 namespace armnn 10 { 11 12 class ScopedTensorHandle; 13 14 /// This layer represents a 2D transpose convolution operation. 15 class TransposeConvolution2dLayer : public LayerWithParameters<TransposeConvolution2dDescriptor> 16 { 17 public: 18 /// A unique pointer to store weight values. 19 std::shared_ptr<ConstTensorHandle> m_Weight; 20 /// A unique pointer to store bias values. 21 std::shared_ptr<ConstTensorHandle> m_Bias; 22 23 /// Makes a workload for the TransposeConvolution2d type. 24 /// @param [in] graph The graph where this layer can be found. 25 /// @param [in] factory The workload factory which will create the workload. 26 /// @return A pointer to the created workload, or nullptr if not created. 27 virtual std::unique_ptr<IWorkload> CreateWorkload(const IWorkloadFactory& factory) const override; 28 29 /// Creates a dynamically-allocated copy of this layer. 30 /// @param [in] graph The graph into which this layer is being cloned. 31 TransposeConvolution2dLayer* Clone(Graph& graph) const override; 32 33 /// Check if the input tensor shape(s) 34 /// will lead to a valid configuration of @ref TransposeConvolution2dLayer. 35 /// @param [in] shapeInferenceMethod Indicates if output shape shall be overwritten or just validated. 36 void ValidateTensorShapesFromInputs() override; 37 38 /// Infers the output shapes from given input shapes and layer properties. 39 /// @param [in] inputShapes The input shapes the layer has. 40 /// @return A vector of the inferred output shape. 41 std::vector<TensorShape> InferOutputShapes(const std::vector<TensorShape>& inputShapes) const override; 42 43 44 void ExecuteStrategy(IStrategy& strategy) const override; 45 46 protected: 47 /// Constructor to create a TransposeConvolution2dLayer. 48 /// @param [in] param TransposeConvolution2dDescriptor to configure the 2D transpose convolution operation. 49 /// @param [in] name Optional name for the layer. 50 TransposeConvolution2dLayer(const TransposeConvolution2dDescriptor& param, const char* name); 51 52 /// Default destructor 53 ~TransposeConvolution2dLayer() = default; 54 55 /// Retrieve the handles to the constant values stored by the layer. 56 /// @return A vector of the constant tensors stored by this layer. 57 ImmutableConstantTensors GetConstantTensorsByRef() const override; 58 }; 59 60 } // namespace armnn 61