siren_detection.h

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/******************************************************************************
 * Copyright 2020 The Apollo Authors. 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.
 *****************************************************************************/
 
#pragma once
 
#include <vector>
 
#include "torch/script.h"
#include "torch/torch.h"
 
namespace apollo {
namespace audio {
 
class SirenDetection {
 public:
  SirenDetection();
 
  ~SirenDetection() = default;
 
  bool Evaluate(const std::vector<std::vector<double>>& signals);
 
 private:
  void LoadModel();
 
 private:
  torch::jit::script::Module torch_model_;
  torch::Device device_;
};
 
}  // namespace audio
}  // namespace apollo