src/armnn/layers/PermuteLayer.cpp

   1 //
   2 // Copyright © 2017 Arm Ltd. All rights reserved.
   3 // SPDX-License-Identifier: MIT
   4 //
   5 #include "PermuteLayer.hpp"
   6
   7 #include "LayerCloneBase.hpp"
   8
   9 #include <armnn/TypesUtils.hpp>
  10 #include <backendsCommon/WorkloadData.hpp>
  11 #include <backendsCommon/WorkloadFactory.hpp>
  12
  13 #include <Permute.hpp>
  14
  15 namespace armnn
  16 {
  17
  18 PermuteLayer::PermuteLayer(const PermuteDescriptor& param, const char* name)
  19     : LayerWithParameters(1, 1, LayerType::Permute, param, name)
  20 {
  21 }
  22
  23 std::unique_ptr<IWorkload> PermuteLayer::CreateWorkload(const Graph& graph, const IWorkloadFactory& factory) const
  24 {
  25     PermuteQueueDescriptor descriptor;
  26     return factory.CreatePermute(descriptor, PrepInfoAndDesc(descriptor, graph));
  27 }
  28
  29 PermuteLayer* PermuteLayer::Clone(Graph& graph) const
  30 {
  31     return CloneBase<PermuteLayer>(graph, m_Param, GetName());
  32 }
  33
  34 std::vector<TensorShape> PermuteLayer::InferOutputShapes(const std::vector<TensorShape>& inputShapes) const
  35 {
  36     BOOST_ASSERT(inputShapes.size() == 1);
  37     const TensorShape& inShape = inputShapes[0];
  38     return std::vector<TensorShape> ({armnnUtils::Permuted(inShape, m_Param.m_DimMappings)});
  39 }
  40
  41 void PermuteLayer::ValidateTensorShapesFromInputs()
  42 {
  43     VerifyLayerConnections(1, CHECK_LOCATION());
  44
  45     auto inferredShapes = InferOutputShapes({ GetInputSlot(0).GetConnection()->GetTensorInfo().GetShape() });
  46
  47     BOOST_ASSERT(inferredShapes.size() == 1);
  48
  49     ConditionalThrowIfNotEqual<LayerValidationException>(
  50         "PermuteLayer: TensorShape set on OutputSlot[0] does not match the inferred shape.",
  51         GetOutputSlot(0).GetTensorInfo().GetShape(),
  52         inferredShapes[0]);
  53 }
  54
  55 } // namespace armnn