SignalExtFeatureMapper.h

// Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
// SPDX-License-Identifier: BSD-3-Clause-Clear
 
#ifndef SIGNAL_EXT_FEATURE_MAPPER_H
#define SIGNAL_EXT_FEATURE_MAPPER_H
 
#include <vector>
#include <unordered_map>
#include <memory>
 
#include "SignalRegistry.h"
 
class SignalExtFeatureMapper {
private:
    static std::shared_ptr<SignalExtFeatureMapper> signalExtFeatureMapperInstance;
    std::unordered_map<uint32_t, std::vector<uint32_t>> mSignalTofeaturesMap;
 
public:
    int8_t addFeature(uint32_t signal, int32_t feature);
 
    int8_t getFeatures(uint32_t signal, std::vector<uint32_t>& features);
 
    static std::shared_ptr<SignalExtFeatureMapper> getInstance() {
        if(signalExtFeatureMapperInstance == nullptr) {
            signalExtFeatureMapperInstance = std::shared_ptr<SignalExtFeatureMapper> (new SignalExtFeatureMapper());
        }
        return signalExtFeatureMapperInstance;
    }
};
 
#endif