add person gathering

wangrong

2025-01-18 8b0e31121a9a29b92a41fc575138a2e9b4c12d8e

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#include "../nodes/vp_file_src_node.h" 
#include "../nodes/infers/vp_trt_vehicle_detector.h" 
#include "../nodes/track/vp_sort_track_node.h" 
#include "../nodes/ba/vp_ba_jam_node.h" 
#include "../nodes/osd/vp_ba_jam_osd_node.h" 
#include "../nodes/record/vp_record_node.h" 
#include "../nodes/vp_split_node.h" 
#include "../nodes/vp_screen_des_node.h" 
 
#include "../utils/analysis_board/vp_analysis_board.h" 
 
/* 
* ## ba jam sample ## 
* behaviour analysis for jam, single instance of ba node work on 2 channels. 
*/ 
 
int main() { 
    VP_SET_LOG_LEVEL(vp_utils::vp_log_level::INFO); 
    VP_LOGGER_INIT(); 
 
    // create nodes 
    auto file_src_0 = std::make_shared<vp_nodes::vp_file_src_node>("file_src_0", 0, "./vp_data/test_video/jam.mp4", 0.5); 
    auto file_src_1 = std::make_shared<vp_nodes::vp_file_src_node>("file_src_1", 1, "./vp_data/test_video/jam2.mp4"); 
    auto trt_vehicle_detector = std::make_shared<vp_nodes::vp_trt_vehicle_detector>("vehicle_detector", "./vp_data/models/trt/vehicle/vehicle_detection.trt"); 
    auto tracker = std::make_shared<vp_nodes::vp_sort_track_node>("sort_tracker"); 
     
    // define a region in frame for every channel (value MUST in the scope of frame'size) 
    std::map<int, std::vector<vp_objects::vp_point>> regions = { 
        {0, std::vector<vp_objects::vp_point>{vp_objects::vp_point(20, 360),  
                                            vp_objects::vp_point(400, 250),  
                                            vp_objects::vp_point(535, 250),  
                                            vp_objects::vp_point(555, 560),  
                                            vp_objects::vp_point(30, 550)}},  // channel0 -> region 
        {1, std::vector<vp_objects::vp_point>{vp_objects::vp_point(20*0.6, 588*0.6),  
                                            vp_objects::vp_point(786*0.6, 180*0.6),  
                                            vp_objects::vp_point(968*0.6, 166*0.6),  
                                            vp_objects::vp_point(1220*0.6, 665*0.6)}} // channel1 -> region 
                                            }; 
    auto ba_jam = std::make_shared<vp_nodes::vp_ba_jam_node>("ba_jam", regions); 
    auto osd = std::make_shared<vp_nodes::vp_ba_jam_osd_node>("jam_osd"); 
    auto recorder = std::make_shared<vp_nodes::vp_record_node>("recorder", "./record", "./record"); 
    auto split = std::make_shared<vp_nodes::vp_split_node>("split", true); 
    auto screen_des_0 = std::make_shared<vp_nodes::vp_screen_des_node>("screen_des_0", 0); 
    auto screen_des_1 = std::make_shared<vp_nodes::vp_screen_des_node>("screen_des_1", 1); 
     
    // construct pipeline 
    trt_vehicle_detector->attach_to({file_src_0, file_src_1}); 
    tracker->attach_to({trt_vehicle_detector}); 
    ba_jam->attach_to({tracker}); 
    osd->attach_to({ba_jam}); 
    recorder->attach_to({osd}); 
    split->attach_to({recorder}); 
    screen_des_0->attach_to({split}); 
    screen_des_1->attach_to({split}); 
 
    file_src_0->start(); 
    file_src_1->start(); 
 
    // for debug purpose 
    vp_utils::vp_analysis_board board({file_src_0, file_src_1}); 
    board.display(1, false); 
 
    std::string wait; 
    std::getline(std::cin, wait); 
    file_src_0->detach_recursively(); 
    file_src_1->detach_recursively(); 
}