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-rw-r--r--src/armnn/layers/SplitterLayer.cpp47
1 files changed, 42 insertions, 5 deletions
diff --git a/src/armnn/layers/SplitterLayer.cpp b/src/armnn/layers/SplitterLayer.cpp
index b3a1094118..4a6b2220a7 100644
--- a/src/armnn/layers/SplitterLayer.cpp
+++ b/src/armnn/layers/SplitterLayer.cpp
@@ -36,20 +36,57 @@ void SplitterLayer::CreateTensorHandles(Graph& graph, const IWorkloadFactory& fa
{
//If sub tensors are supported than all the "splitter" need to do is to
//set the outputs to be appropriate sub tensors of the input.
- if (factory.SupportsSubTensors())
+ bool useSubTensors = factory.SupportsSubTensors();
+
+ if (useSubTensors)
{
const OutputHandler& outputHandler = GetInputSlots()[0].GetConnectedOutputSlot()->GetOutputHandler();
+ const TensorInfo& parentInfo = outputHandler.GetTensorInfo();
+
ITensorHandle* inputData = outputHandler.GetData();
+
+ std::vector<std::unique_ptr<ITensorHandle>> subTensors;
+
//Creates the outputs as subtensors of the input.
for (unsigned int i = 0; i < m_Param.GetNumViews(); ++i)
{
- m_OutputHandlers[i].SetData(factory.CreateSubTensorHandle(*inputData,
- m_OutputHandlers[i].GetTensorInfo().GetShape(),
- m_Param.GetViewOrigin(i)));
+ const TensorInfo& info = m_OutputHandlers[i].GetTensorInfo();
+
+ auto CreateSubTensor = [&]()
+ {
+ // Make sure quantization parameters are in the same space
+ if (parentInfo.IsTypeSpaceMatch(info))
+ {
+ return factory.CreateSubTensorHandle(*inputData,
+ info.GetShape(),
+ this->m_Param.GetViewOrigin(i));
+ }
+ return std::unique_ptr<ITensorHandle>();
+ };
+
+ auto subTensor = CreateSubTensor();
+ if (!subTensor)
+ {
+ useSubTensors = false;
+ break; //Failed to create a valid sub-tensor, so stop trying with the rest of the views.
+ }
+ subTensors.push_back(std::move(subTensor));
+ }
+
+ if (useSubTensors)
+ {
+ unsigned int i = 0;
+ for (auto& subTensor : subTensors)
+ {
+ m_OutputHandlers[i].SetData(std::move(subTensor));
+ ++i;
+ }
+
}
}
- else
+
+ if (!useSubTensors)
{
for (unsigned int i = 0; i < m_Param.GetNumViews(); ++i)
{