add samples

wangrong

2025-03-19 291afb9c81aae1d15d9e3edcea618d0a2e1fc5a6

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#include "vehicle_feature_encoder.h" 
 
 
namespace trt_vehicle { 
     
    VehicleFeatureEncoder::VehicleFeatureEncoder(const std::string& vehicleFeatureModelPath) { 
        vehicleFeatureModel = new FeatureModel(vehicleFeatureModelPath); 
    } 
     
    VehicleFeatureEncoder::~VehicleFeatureEncoder() 
    { 
        if (vehicleFeatureModel != nullptr) { 
            /* code */ 
            delete vehicleFeatureModel; 
        } 
         
    } 
     
    void VehicleFeatureEncoder::encode(std::vector<cv::Mat>& img_datas, std::vector<std::vector<float>>& features) { 
        features.clear(); 
        for (int i = 0; i < img_datas.size(); i++) { 
            /* code */ 
            auto out = vehicleFeatureModel->predictNoPadding({img_datas[i]}).front(); 
            features.push_back(out); 
        } 
    } 
}