/*
 * @Author: lishengyin lishengyin@sz-sunwin.com
 * @Date: 2022-09-04 21:52:11
 * @LastEditors: lishengyin
 * @LastEditTime: 2022-09-08 11:31:47
 * @FilePath: /gsd_check/models/InfineFilter.cpp
 * @Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
 */
#include "InfineFilter.hpp"

namespace gsd
{
    
    /**
     * @description: 获取ptr
     * @return {*}
     */    
    std::shared_ptr<InfineFilter> InfineFilter::getPtr(){
        static std::shared_ptr<InfineFilter> m_InfineFilter = nullptr;
        if(m_InfineFilter == nullptr) m_InfineFilter = std::shared_ptr<InfineFilter>(new InfineFilter);
        return m_InfineFilter;
    }
    
    /**
     * @description: 比例过滤器
     * @param {Ptr} result
     * @return {*}
     */    
    bool InfineFilter::proportionalFilter(CNStreamInferData::Ptr result){
        int target_num = 0, Alien_num = 0;
        auto Alien = config::getPtr()->getAlienLabels();
        auto targets = config::getPtr()->getInferTargets();
        if(result->Objects.empty() || Alien.empty() || targets.empty()) return true;
        for(auto iter = result->Objects.begin(); iter != result->Objects.end(); iter++){
            auto it = find(targets.begin(), targets.end(), std::atoi(iter->Label.c_str()));
            if(it != targets.end()){
                target_num++;
                continue;
            } 
            it = find(Alien.begin(), Alien.end(), std::atoi(iter->Label.c_str()));
            if(it != Alien.end()){
                Alien_num++;
            }
        }
        double Proportion = (double)Alien_num / (double)(target_num + Alien_num);
        if(Proportion < config::getPtr()->Proportion_th) return true;
        return false;
    }


    /**
     * @description: 异物过滤器
     * @param {Ptr} result
     * @return {*}
     */    
    bool InfineFilter::AlienFilter(CNStreamInferData::Ptr result){
        auto targets = config::getPtr()->getInferTargets();
        if(result->Objects.size() == 0 || targets.empty()) return false;
        for(auto iter = result->Objects.begin(); iter != result->Objects.end();){
            auto it = find(targets.begin(), targets.end(), std::atoi(iter->Label.c_str()));
            // 不在目标范围内
            if(it == targets.end()) iter = result->Objects.erase(iter);
            else iter++;
        }
        return true;
    }
} // namespace gsd