1 files changed, 64 insertions, 0 deletions
diff --git a/libs/tflite/include/tflite/TensorShapeUtils.h b/libs/tflite/include/tflite/TensorShapeUtils.h
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index 000000000..ba8687413
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+++ b/libs/tflite/include/tflite/TensorShapeUtils.h
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+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @file     TensorShapeUtils.h
+ * @brief    This file contains utilities function of tensor shape
+ * @ingroup  COM_AI_RUNTIME
+ */
+
+#ifndef __NNFW_TFLITE_TENSOR_SHAPE_UTILS_H__
+#define __NNFW_TFLITE_TENSOR_SHAPE_UTILS_H__
+
+#include "misc/tensor/Shape.h"
+
+#include <vector>
+
+namespace nnfw
+{
+namespace tflite
+{
+
+/**
+ * @brief Converts tensor::Shape into a vector
+ * @param[in] shape The tensor shape to be converted
+ * @return vector value of given shape object
+ */
+static inline std::vector<int32_t> as_dims(const nnfw::misc::tensor::Shape &shape)
+{
+  std::vector<int32_t> dims;
+
+  for (uint32_t axis = 0; axis < shape.rank(); ++axis)
+  {
+    dims.emplace_back(shape.dim(axis));
+  }
+
+  return dims;
+}
+
+/**
+ * @brief Broadcasts between two given shapes
+ * @param[in] lhs_shape The left hand side shape
+ * @param[in] rhs_shape The right hand side shape
+ * @return The broadcasted shape
+ */
+nnfw::misc::tensor::Shape broadcast(const nnfw::misc::tensor::Shape &lhs_shape,
+                                    const nnfw::misc::tensor::Shape &rhs_shape);
+
+} // namespace tflite
+} // namespace nnfw
+
+#endif // __NNFW_TFLITE_TENSOR_SHAPE_UTILS_H__