IVGCVSW-2054: BATCH_TO_SPACE_ND Reference implementation and Unit tests.

Change-Id: I13c6728dbb60643d0e086d171225c5d802987f92

1 files changed, 30 insertions, 0 deletions

diff --git a/src/backends/reference/workloads/RefBatchToSpaceNdUint8Workload.cpp b/src/backends/reference/workloads/RefBatchToSpaceNdUint8Workload.cpp
new file mode 100644
index 0000000000..a66bcd42de
--- /dev/null
+++ b/src/backends/reference/workloads/RefBatchToSpaceNdUint8Workload.cpp
@@ -0,0 +1,30 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "BatchToSpaceNd.hpp"
+#include "Profiling.hpp"
+#include "RefBatchToSpaceNdUint8Workload.hpp"
+#include "RefWorkloadUtils.hpp"
+
+namespace armnn
+{
+
+void RefBatchToSpaceNdUint8Workload::Execute() const
+{
+    ARMNN_SCOPED_PROFILING_EVENT(Compute::CpuRef, "RefBatchToSpaceNdUint8Workload_Execute");
+
+    const TensorInfo& inputInfo = GetTensorInfo(m_Data.m_Inputs[0]);
+    const TensorInfo& outputInfo = GetTensorInfo(m_Data.m_Outputs[0]);
+    auto dequantizedInputData = Dequantize(GetInputTensorDataU8(0, m_Data), inputInfo);
+    float* outputData = GetOutputTensorDataFloat(0, m_Data);
+
+    std::vector<float> results(outputInfo.GetNumElements());
+    BatchToSpaceNd(m_Data.m_Parameters.m_DataLayout, inputInfo, outputInfo, m_Data.m_Parameters.m_BlockShape,
+                   m_Data.m_Parameters.m_Crops, dequantizedInputData.data(), outputData);
+
+    Quantize(GetOutputTensorDataU8(0, m_Data), results.data(), outputInfo);
+}
+
+} //namespace armnn
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