From d41b25938323455ea6b6d5348cab8861971b5fba Mon Sep 17 00:00:00 2001
From: Nina Drozd <nina.drozd@arm.com>
Date: Mon, 19 Nov 2018 13:03:36 +0000
Subject: IVGCVSW-2144: Adding TensorUtils class

* helper methods for creating TensorShape and TensorInfo objects

Change-Id: I371fc7aea08ca6bbb9c205a143ce36e8353a1c48
---
 src/armnnUtils/TensorUtils.hpp | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 src/armnnUtils/TensorUtils.hpp

(limited to 'src/armnnUtils/TensorUtils.hpp')

diff --git a/src/armnnUtils/TensorUtils.hpp b/src/armnnUtils/TensorUtils.hpp
new file mode 100644
index 0000000000..6461b37f75
--- /dev/null
+++ b/src/armnnUtils/TensorUtils.hpp
@@ -0,0 +1,37 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <armnn/TypesUtils.hpp>
+
+namespace armnnUtils
+{
+armnn::TensorShape GetTensorShape(unsigned int numberOfBatches,
+                                  unsigned int numberOfChannels,
+                                  unsigned int height,
+                                  unsigned int width,
+                                  const armnn::DataLayout dataLayout);
+
+template<typename T>
+armnn::TensorInfo GetTensorInfo(unsigned int numberOfBatches,
+                                unsigned int numberOfChannels,
+                                unsigned int height,
+                                unsigned int width,
+                                const armnn::DataLayout dataLayout)
+{
+    switch (dataLayout)
+    {
+        case armnn::DataLayout::NCHW:
+            return armnn::TensorInfo({numberOfBatches, numberOfChannels, height, width}, armnn::GetDataType<T>());
+        case armnn::DataLayout::NHWC:
+            return armnn::TensorInfo({numberOfBatches, height, width, numberOfChannels}, armnn::GetDataType<T>());
+        default:
+            throw armnn::InvalidArgumentException("Unknown data layout ["
+                                                  + std::to_string(static_cast<int>(dataLayout)) +
+                                                  "]", CHECK_LOCATION());
+    }
+}
+} // namespace armnnUtils
\ No newline at end of file
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