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path: root/compiler/tflchef/tflite/src/Convert.cpp
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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.
 */

#include "Convert.h"

namespace tflchef
{

tflchef::TensorType as_tflchef_type(const tflite::TensorType type)
{
  switch (type)
  {
    case tflite::TensorType_FLOAT32:
      return tflchef::FLOAT32;
    case tflite::TensorType_INT32:
      return tflchef::INT32;
    // TODO handle other types
    // TensorType_FLOAT16
    // TensorType_UINT8
    // TensorType_INT64
    // TensorType_STRING
    // TensorType_BOOL
    // TensorType_INT16
    // TensorType_COMPLEX64
    default:
      throw std::runtime_error{"unsupported tensor type"};
  }
}

tflchef::Activation as_tflchef_activation(const tflite::ActivationFunctionType type)
{
  switch (type)
  {
    case tflite::ActivationFunctionType_NONE:
      return tflchef::NONE;
    case tflite::ActivationFunctionType_RELU:
      return tflchef::RELU;
    case tflite::ActivationFunctionType_RELU6:
      return tflchef::RELU6;
    // TODO handle other types
    // ActivationFunctionType_RELU_N1_TO_1
    // ActivationFunctionType_TANH
    // ActivationFunctionType_SIGN_BIT
    default:
      throw std::runtime_error{"unsupported activation type"};
  }
}

tflchef::Padding as_tflchef_padding(const tflite::Padding padding)
{
  switch (padding)
  {
    case tflite::Padding_SAME:
      return tflchef::SAME;
    case tflite::Padding_VALID:
      return tflchef::VALID;
    default:
      throw std::runtime_error{"unsupported padding"};
  }
}

} // namespace tflchef