add person gathering

wangrong

2025-01-18 8b0e31121a9a29b92a41fc575138a2e9b4c12d8e

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#include "../nodes/vp_file_src_node.h" 
#include "../nodes/infers/vp_yolo_detector_node.h" 
#include "../nodes/track/vp_sort_track_node.h" 
#include "../nodes/ba/vp_ba_crossline_node.h" 
#include "../nodes/osd/vp_ba_crossline_osd_node.h" 
#include "../nodes/vp_screen_des_node.h" 
#include "../nodes/vp_rtmp_des_node.h" 
 
#include "../utils/analysis_board/vp_analysis_board.h" 
 
/* 
* ## ba crossline sample ## 
* behaviour analysis for crossline. 
*/ 
 
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/vehicle_count.mp4", 0.4); 
    auto yolo_detector = std::make_shared<vp_nodes::vp_yolo_detector_node>("yolo_detector", "./vp_data/models/det_cls/yolov3-tiny-2022-0721_best.weights", "./vp_data/models/det_cls/yolov3-tiny-2022-0721.cfg", "./vp_data/models/det_cls/yolov3_tiny_5classes.txt"); 
    auto tracker = std::make_shared<vp_nodes::vp_sort_track_node>("sort_tracker"); 
     
    // define a line in frame for every channel (value MUST in the scope of frame'size) 
    vp_objects::vp_point start(0, 250);  // change to proper value 
    vp_objects::vp_point end(700, 220);  // change to proper value 
    std::map<int, vp_objects::vp_line> lines = {{0, vp_objects::vp_line(start, end)}};  // channel0 -> line 
    auto ba_crossline = std::make_shared<vp_nodes::vp_ba_crossline_node>("ba_crossline", lines); 
    auto osd = std::make_shared<vp_nodes::vp_ba_crossline_osd_node>("osd"); 
    auto screen_des_0 = std::make_shared<vp_nodes::vp_screen_des_node>("screen_des_0", 0); 
    auto rtmp_des_0 = std::make_shared<vp_nodes::vp_rtmp_des_node>("rtmp_des_0", 0, "rtmp://192.168.77.60/live/9000"); 
     
    // construct pipeline 
    yolo_detector->attach_to({file_src_0}); 
    tracker->attach_to({yolo_detector}); 
    ba_crossline->attach_to({tracker}); 
    osd->attach_to({ba_crossline}); 
    screen_des_0->attach_to({osd}); 
    rtmp_des_0->attach_to({osd}); 
 
    file_src_0->start(); 
 
    // for debug purpose 
    vp_utils::vp_analysis_board board({file_src_0}); 
    board.display(1, false); 
 
    std::string wait; 
    std::getline(std::cin, wait); 
    file_src_0->detach_recursively(); 
}