add samples

wangrong

2025-03-19 291afb9c81aae1d15d9e3edcea618d0a2e1fc5a6

 samples/from_argv_ba_crossline_rtsp.cpp

@@ -1,6 +1,5 @@
#include "../nodes/vp_file_src_node.h"

#include "../nodes/vp_rtsp_src_node.h"



#include "../nodes/vp_rtsp_ffmpeg_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"

@@ -8,7 +7,6 @@
#include "../nodes/vp_screen_des_node.h"

#include "../nodes/vp_rtmp_des_node.h"

#include "../nodes/broker/vp_json_kafka_broker_node.h"

#include "../nodes/vp_file_des_node.h"



#include "../utils/analysis_board/vp_analysis_board.h"



@@ -23,56 +21,54 @@


    std::vector<std::string> args(argv + 1, argv + argc);

    // 默认的命令行参数

    std::string rtsp_path = "rtsp://192.168.1.24:8554/demo";

    std::string kafka_server_point = "192.168.130.228:9092";

    std::string video_path = "./vp_data/test_video/vehicle_count.mp4";



    float resize_ratio = 0.4;



    int channel_index = 0;

    int skip_interval = 4;

    // 如果提供了第一个和第二个参数，则覆盖默认的路径

    if (args.size() >= 3) {

        rtsp_path = args[0];

    if (args.size() >= 4) {

        video_path = args[0];

        resize_ratio = std::stof(args[1]);

        kafka_server_point = args[2];

        
        channel_index = std::stof(args[2]);

        skip_interval = std::stof(args[3]);

    } else {

        std::cout << "Usage: " << argv[0] << " <rtsp_path> <resize_ratio> <kafka_server_point>\n";

        std::cout << "Example: " << argv[0] << " rtsp://192.168.1.24:8554/demo 0.4 192.168.130.228:9092\n";

        std::cout << "Usage: " << argv[0] << " <video_path> [resize_ratio]\n";

        std::cout << "Example: " << argv[0] << " ./vp_data/test_video/vehicle_count.mp4 0.4\n";

        return -1;

    }





    // create nodes

    //auto file_src_0 = std::make_shared<vp_nodes::vp_file_src_node>("file_src_0", 0, video_path, resize_ratio);

    auto rtsp_src_1 = std::make_shared<vp_nodes::vp_rtsp_src_node>("rtsp_src_1", 0, rtsp_path, resize_ratio, "avdec_h264"); 
    auto file_src_0 = std::make_shared<vp_nodes::vp_rtsp_ffmpeg_src_node>("rtsp_src_"+channel_index, channel_index, video_path, resize_ratio, skip_interval, false); 
    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(30, 140);  // change to proper value     0,250

    vp_objects::vp_point end(610, 110);  // change to proper value     700,220

    std::map<int, vp_objects::vp_line> lines = {{0, vp_objects::vp_line(start, end)}};  // channel0 -> line

    std::map<int, vp_objects::vp_line> lines = {{channel_index, vp_objects::vp_line(start, end)}};  // channel0 -> line

    auto ba_crossline = std::make_shared<vp_nodes::vp_ba_crossline_node>("ba_crossline", lines);

    auto json_kafka_broker_0 = std::make_shared<vp_nodes::vp_json_kafka_broker_node>("json_kafka_broker_0", kafka_server_point, "vp_ba_crossline", vp_nodes::vp_broke_for::BARESULT);

    auto json_kafka_broker_0 = std::make_shared<vp_nodes::vp_json_kafka_broker_node>("json_kafka_broker_"+channel_index, "172.18.0.247:9092", "vp_ba_result", vp_nodes::vp_broke_for::BARESULT);

    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 file_des_node_0 = std::make_shared<vp_nodes::vp_file_des_node>("file_des_0", 0, "out-a-osd", "out-a-osd", 1);

    auto screen_des_0 = std::make_shared<vp_nodes::vp_screen_des_node>("screen_des_0", channel_index);

    

    // construct pipeline

    yolo_detector->attach_to({rtsp_src_1});

    yolo_detector->attach_to({file_src_0});

    tracker->attach_to({yolo_detector});

    ba_crossline->attach_to({tracker});

    json_kafka_broker_0->attach_to({ba_crossline});

    osd->attach_to({json_kafka_broker_0});

    screen_des_0->attach_to({osd});

    file_des_node_0->attach_to({osd});



    rtsp_src_1->start();

    file_src_0->start();



    // for debug purpose

    vp_utils::vp_analysis_board board({rtsp_src_1});

    vp_utils::vp_analysis_board board({file_src_0});

    board.display(1, false);



    std::string wait;

    std::getline(std::cin, wait);

    rtsp_src_1->detach_recursively();

    file_src_0->detach_recursively();

}