diff options
Diffstat (limited to 'src/armnn/layers')
-rw-r--r-- | src/armnn/layers/DepthToSpaceLayer.cpp | 84 | ||||
-rw-r--r-- | src/armnn/layers/DepthToSpaceLayer.hpp | 50 |
2 files changed, 134 insertions, 0 deletions
diff --git a/src/armnn/layers/DepthToSpaceLayer.cpp b/src/armnn/layers/DepthToSpaceLayer.cpp new file mode 100644 index 0000000000..e964c32865 --- /dev/null +++ b/src/armnn/layers/DepthToSpaceLayer.cpp @@ -0,0 +1,84 @@ +// +// Copyright © 2019 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// + +#include "DepthToSpaceLayer.hpp" + +#include "LayerCloneBase.hpp" + +#include <armnn/TypesUtils.hpp> + +#include <backendsCommon/WorkloadData.hpp> +#include <backendsCommon/WorkloadFactory.hpp> + +#include <DataLayoutIndexed.hpp> + +#include <numeric> + +namespace armnn +{ + +DepthToSpaceLayer::DepthToSpaceLayer(const DepthToSpaceDescriptor& param, const char* name) + : LayerWithParameters(1, 1, LayerType::DepthToSpace, param, name) +{} + +std::unique_ptr<IWorkload> DepthToSpaceLayer::CreateWorkload(const Graph& graph, + const IWorkloadFactory& factory) const +{ + DepthToSpaceQueueDescriptor descriptor; + descriptor.m_Parameters.m_BlockSize = m_Param.m_BlockSize; + descriptor.m_Parameters.m_DataLayout = m_Param.m_DataLayout; + + return factory.CreateDepthToSpace(descriptor, PrepInfoAndDesc(descriptor, graph)); +} + +DepthToSpaceLayer* DepthToSpaceLayer::Clone(Graph& graph) const +{ + return CloneBase<DepthToSpaceLayer>(graph, m_Param, GetName()); +} + +std::vector<TensorShape> DepthToSpaceLayer::InferOutputShapes(const std::vector<TensorShape>& inputShapes) const +{ + throw UnimplementedException("DepthToSpaceLayer::InferOutputShapes is not implemented"); + + BOOST_ASSERT(inputShapes.size() == 1); + + TensorShape inputShape = inputShapes[0]; + TensorShape outputShape(inputShape); + + armnnUtils::DataLayoutIndexed dimensionIndices(m_Param.m_DataLayout); + + unsigned int hIndex = dimensionIndices.GetHeightIndex(); + unsigned int wIndex = dimensionIndices.GetWidthIndex(); + unsigned int cIndex = dimensionIndices.GetChannelsIndex(); + + outputShape[hIndex] = inputShape[hIndex] * m_Param.m_BlockSize; + outputShape[wIndex] = inputShape[wIndex] * m_Param.m_BlockSize; + + outputShape[cIndex] = inputShape[cIndex] / (m_Param.m_BlockSize * m_Param.m_BlockSize); + + return std::vector<TensorShape>({ outputShape }); +} + +void DepthToSpaceLayer::ValidateTensorShapesFromInputs() +{ + VerifyLayerConnections(1, CHECK_LOCATION()); + + std::vector<TensorShape> inferredShapes = InferOutputShapes({ + GetInputSlot(0).GetConnection()->GetTensorInfo().GetShape() }); + + BOOST_ASSERT(inferredShapes.size() == 1); + + ConditionalThrowIfNotEqual<LayerValidationException>( + "DepthToSpaceLayer: TensorShape set on OutputSlot[0] does not match the inferred shape.", + GetOutputSlot(0).GetTensorInfo().GetShape(), + inferredShapes[0]); +} + +void DepthToSpaceLayer::Accept(ILayerVisitor& visitor) const +{ + visitor.VisitDepthToSpaceLayer(this, GetParameters(), GetName()); +} + +} // namespace armnn diff --git a/src/armnn/layers/DepthToSpaceLayer.hpp b/src/armnn/layers/DepthToSpaceLayer.hpp new file mode 100644 index 0000000000..cc5abe4cc9 --- /dev/null +++ b/src/armnn/layers/DepthToSpaceLayer.hpp @@ -0,0 +1,50 @@ +// +// Copyright © 2019 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// + +#pragma once + +#include "LayerWithParameters.hpp" + +namespace armnn +{ + +/// This layer represents a DepthToSpace operation. +class DepthToSpaceLayer : public LayerWithParameters<DepthToSpaceDescriptor> +{ +public: + /// Makes a workload for the DepthToSpace 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 Graph& graph, + const IWorkloadFactory& factory) const override; + + /// Creates a dynamically-allocated copy of this layer. + /// @param [in] graph The graph into which this layer is being cloned. + DepthToSpaceLayer* Clone(Graph& graph) const override; + + /// By default returns inputShapes if the number of inputs are equal to number of outputs, + /// otherwise infers the output shapes from given input shapes and layer properties. + /// @param [in] inputShapes The input shapes layer has. + /// @return A vector to the inferred output shape. + std::vector<TensorShape> InferOutputShapes(const std::vector<TensorShape>& inputShapes) const override; + + /// Check if the input tensor shape(s) + /// will lead to a valid configuration of @ref DepthToSpaceLayer. + void ValidateTensorShapesFromInputs() override; + + void Accept(ILayerVisitor& visitor) const override; + +protected: + /// Constructor to create a DepthToSpaceLayer. + /// @param [in] param DepthToSpaceDescriptor to configure the DepthToSpaceLayer operation. + /// @param [in] name Optional name for the layer. + DepthToSpaceLayer(const DepthToSpaceDescriptor& param, const char* name); + + /// Default destructor + ~DepthToSpaceLayer() = default; +}; + +} // namespace armnn |