IVGCVSW-3260 Add serialization support for SpaceToDepth
Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: Ie0d9561437ff5da8fa4db81fee1e70bd18c47034
diff --git a/src/armnnSerializer/ArmnnSchema.fbs b/src/armnnSerializer/ArmnnSchema.fbs
index 5a001de..1204ad8 100644
--- a/src/armnnSerializer/ArmnnSchema.fbs
+++ b/src/armnnSerializer/ArmnnSchema.fbs
@@ -121,7 +121,8 @@
Dequantize = 36,
Merge = 37,
Switch = 38,
- Concat = 39
+ Concat = 39,
+ SpaceToDepth = 40
}
// Base layer table to be used as part of other layers
@@ -338,6 +339,16 @@
dataLayout:DataLayout;
}
+table SpaceToDepthLayer {
+ base:LayerBase;
+ descriptor:SpaceToDepthDescriptor;
+}
+
+table SpaceToDepthDescriptor {
+ blockSize:uint;
+ dataLayout:DataLayout;
+}
+
table SubtractionLayer {
base:LayerBase;
}
@@ -584,7 +595,8 @@
DequantizeLayer,
MergeLayer,
SwitchLayer,
- ConcatLayer
+ ConcatLayer,
+ SpaceToDepthLayer
}
table AnyLayer {
diff --git a/src/armnnSerializer/Serializer.cpp b/src/armnnSerializer/Serializer.cpp
index 676d10c..131bb95 100644
--- a/src/armnnSerializer/Serializer.cpp
+++ b/src/armnnSerializer/Serializer.cpp
@@ -788,7 +788,17 @@
const armnn::SpaceToDepthDescriptor& spaceToDepthDescriptor,
const char* name)
{
- throw armnn::Exception("SerializerVisitor::VisitSpaceToDepthLayer is not yet implemented");
+ auto flatBufferBaseLayer = CreateLayerBase(layer, serializer::LayerType::LayerType_SpaceToDepth);
+ auto flatBufferDescriptor =
+ CreateSpaceToDepthDescriptor(m_flatBufferBuilder,
+ spaceToDepthDescriptor.m_BlockSize,
+ GetFlatBufferDataLayout(spaceToDepthDescriptor.m_DataLayout));
+
+ auto flatBufferLayer = serializer::CreateSpaceToDepthLayer(m_flatBufferBuilder,
+ flatBufferBaseLayer,
+ flatBufferDescriptor);
+
+ CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_SpaceToDepthLayer);
}
// Build FlatBuffer for Splitter Layer
diff --git a/src/armnnSerializer/SerializerSupport.md b/src/armnnSerializer/SerializerSupport.md
index 734ae18..865cdf0 100644
--- a/src/armnnSerializer/SerializerSupport.md
+++ b/src/armnnSerializer/SerializerSupport.md
@@ -39,6 +39,7 @@
* Rsqrt
* Softmax
* SpaceToBatchNd
+* SpaceToDepth
* Splitter
* StridedSlice
* Subtraction
diff --git a/src/armnnSerializer/test/SerializerTests.cpp b/src/armnnSerializer/test/SerializerTests.cpp
index 752cf0c..a757e16 100644
--- a/src/armnnSerializer/test/SerializerTests.cpp
+++ b/src/armnnSerializer/test/SerializerTests.cpp
@@ -2045,6 +2045,63 @@
deserializedNetwork->Accept(verifier);
}
+BOOST_AUTO_TEST_CASE(SerializeSpaceToDepth)
+{
+ class SpaceToDepthLayerVerifier : public LayerVerifierBase
+ {
+ public:
+ SpaceToDepthLayerVerifier(const std::string& layerName,
+ const std::vector<armnn::TensorInfo>& inputInfos,
+ const std::vector<armnn::TensorInfo>& outputInfos,
+ const armnn::SpaceToDepthDescriptor& descriptor)
+ : LayerVerifierBase(layerName, inputInfos, outputInfos)
+ , m_Descriptor(descriptor) {}
+
+ void VisitSpaceToDepthLayer(const armnn::IConnectableLayer* layer,
+ const armnn::SpaceToDepthDescriptor& descriptor,
+ const char* name) override
+ {
+ VerifyNameAndConnections(layer, name);
+ VerifyDescriptor(descriptor);
+ }
+
+ private:
+ void VerifyDescriptor(const armnn::SpaceToDepthDescriptor& descriptor)
+ {
+ BOOST_TEST(descriptor.m_BlockSize == m_Descriptor.m_BlockSize);
+ BOOST_TEST(GetDataLayoutName(descriptor.m_DataLayout) == GetDataLayoutName(m_Descriptor.m_DataLayout));
+ }
+
+ armnn::SpaceToDepthDescriptor m_Descriptor;
+ };
+
+ const std::string layerName("spaceToDepth");
+
+ const armnn::TensorInfo inputInfo ({ 1, 16, 8, 3 }, armnn::DataType::Float32);
+ const armnn::TensorInfo outputInfo({ 1, 8, 4, 12 }, armnn::DataType::Float32);
+
+ armnn::SpaceToDepthDescriptor desc;
+ desc.m_BlockSize = 2;
+ desc.m_DataLayout = armnn::DataLayout::NHWC;
+
+ armnn::INetworkPtr network = armnn::INetwork::Create();
+ armnn::IConnectableLayer* const inputLayer = network->AddInputLayer(0);
+ armnn::IConnectableLayer* const spaceToDepthLayer = network->AddSpaceToDepthLayer(desc, layerName.c_str());
+ armnn::IConnectableLayer* const outputLayer = network->AddOutputLayer(0);
+
+ inputLayer->GetOutputSlot(0).Connect(spaceToDepthLayer->GetInputSlot(0));
+ spaceToDepthLayer->GetOutputSlot(0).Connect(outputLayer->GetInputSlot(0));
+
+ inputLayer->GetOutputSlot(0).SetTensorInfo(inputInfo);
+ spaceToDepthLayer->GetOutputSlot(0).SetTensorInfo(outputInfo);
+
+ armnn::INetworkPtr deserializedNetwork = DeserializeNetwork(SerializeNetwork(*network));
+ BOOST_CHECK(deserializedNetwork);
+
+ SpaceToDepthLayerVerifier verifier(layerName, {inputInfo}, {outputInfo}, desc);
+ deserializedNetwork->Accept(verifier);
+}
+
BOOST_AUTO_TEST_CASE(SerializeSplitter)
{
class SplitterLayerVerifier : public LayerVerifierBase