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path: root/compiler/mir-onnx-importer/Op/Scale.cpp
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/*
 * Copyright (c) 2019 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 "Scale.h"

#include "ONNXHelpers.h"

#include "mir/ops/ConstantOp.h"
#include "mir/ops/ScaleOp.h"

namespace mir_onnx
{

std::vector<mir::Operation::Output *>
ScaleNodeConverter::convert(const onnx::NodeProto &onnx_node,
                            const std::vector<mir::Operation::Output *> &inputs,
                            mir::Graph *graph) const
{
  bool found;
  float value;
  std::tie(found, value) = getFloatAttribute(onnx_node, "scale");
  float scale_val = found ? value : 1.0;
  const auto &shape = inputs[0]->getShape();
  auto scale_tensor = createScalarTensor(scale_val, shape);
  auto scale = createOp<mir::ops::ConstantOp>(graph, scale_tensor)->getOutput(0);
  auto result = createOp<mir::ops::ScaleOp>(graph, inputs[0], scale);
  return {result->getOutput(0)};
}

} // namespace mir_onnx