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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "ResizeLayer.hpp"
#include "LayerCloneBase.hpp"
#include <armnn/TypesUtils.hpp>
#include <backendsCommon/WorkloadData.hpp>
#include <backendsCommon/WorkloadFactory.hpp>
#include <DataLayoutIndexed.hpp>
using namespace armnnUtils;
namespace armnn
{
ResizeLayer::ResizeLayer(const ResizeDescriptor& param, const char* name)
: LayerWithParameters(1, 1, LayerType::Resize, param, name)
{
}
std::unique_ptr<IWorkload> ResizeLayer::CreateWorkload(const Graph& graph,
const IWorkloadFactory& factory) const
{
ResizeQueueDescriptor descriptor;
return factory.CreateResize(descriptor, PrepInfoAndDesc(descriptor, graph));
}
ResizeLayer* ResizeLayer::Clone(Graph& graph) const
{
return CloneBase<ResizeLayer>(graph, m_Param, GetName());
}
std::vector<TensorShape> ResizeLayer::InferOutputShapes(const std::vector<TensorShape>& inputShapes) const
{
BOOST_ASSERT(inputShapes.size() == 1);
const TensorShape& inputShape = inputShapes[0];
const DataLayoutIndexed dimensionIndices = m_Param.m_DataLayout;
unsigned int outWidth = m_Param.m_TargetWidth;
unsigned int outHeight = m_Param.m_TargetHeight;
unsigned int outChannels = inputShape[dimensionIndices.GetChannelsIndex()];
unsigned int outBatch = inputShape[0];
TensorShape tensorShape = m_Param.m_DataLayout == armnn::DataLayout::NHWC ?
TensorShape( { outBatch, outHeight, outWidth, outChannels } ) :
TensorShape( { outBatch, outChannels, outHeight, outWidth });
return std::vector<TensorShape>({ tensorShape });
}
void ResizeLayer::ValidateTensorShapesFromInputs()
{
VerifyLayerConnections(1, CHECK_LOCATION());
auto inferredShapes = InferOutputShapes({ GetInputSlot(0).GetConnection()->GetTensorInfo().GetShape() });
BOOST_ASSERT(inferredShapes.size() == 1);
ConditionalThrowIfNotEqual<LayerValidationException>(
"ResizeLayer: TensorShape set on OutputSlot[0] does not match the inferred shape.",
GetOutputSlot(0).GetTensorInfo().GetShape(),
inferredShapes[0]);
}
void ResizeLayer::Accept(ILayerVisitor& visitor) const
{
visitor.VisitResizeLayer(this, GetParameters(), GetName());
}
} // namespace armnn
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