add samples

wangrong

2025-03-19 291afb9c81aae1d15d9e3edcea618d0a2e1fc5a6

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#include "../nodes/vp_file_src_node.h" 
#include "../nodes/infers/vp_yolo_detector_node.h" 
#include "../nodes/osd/vp_osd_node.h" 
#include "../nodes/vp_split_node.h" 
#include "../nodes/vp_screen_des_node.h" 
#include "../nodes/vp_rtsp_des_node.h" 
#include "../nodes/broker/vp_json_kafka_broker_node.h" 
 
#include "../utils/analysis_board/vp_analysis_board.h" 
 
/* 
* ## firesmoke_detect_sample ## 
* detect firesmoke using yolo. 
*/ 
 
int main(int argc, char* argv[]) { 
    VP_SET_LOG_LEVEL(vp_utils::vp_log_level::INFO); 
    VP_LOGGER_INIT(); 
 
    std::vector<std::string> args(argv + 1, argv + argc); 
    // 默认的命令行参数 
    std::string video_path1 = "./vp_data/test_video/smoke2.mp4"; 
    std::string video_path2 = "./vp_data/test_video/fire.mp4"; 
 
    float resize_ratio = 0.5; 
 
    // 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() >= 2) { 
        video_path1 = args[0]; 
        video_path2 = args[1]; 
        if (args.size() >= 3){ 
            resize_ratio = std::stof(args[2]); 
        } 
    } else { 
        std::cout << "Usage: " << argv[0] << " <video_path1> <video_path2> [resize_ratio]\n"; 
        std::cout << "Example: " << argv[0] << " ./vp_data/test_video/smoke2.mp4 ./vp_data/test_video/fire.mp4 0.5\n"; 
        return -1; 
    } 
 
    // create nodes 
    auto file_src_0 = std::make_shared<vp_nodes::vp_file_src_node>("file_src_0", 0, video_path1, resize_ratio); 
    auto file_src_1 = std::make_shared<vp_nodes::vp_file_src_node>("file_src_1", 1, video_path2, resize_ratio); 
    auto yolo_detector = std::make_shared<vp_nodes::vp_yolo_detector_node>("firesmoke_detector", "./vp_data/models/det_cls/firesmoke_yolov5s.onnx", "", "./vp_data/models/det_cls/firesmoke_3classes.txt", 640, 384); 
    auto json_kafka_broker_0 = std::make_shared<vp_nodes::vp_json_kafka_broker_node>("json_kafka_broker_0", "192.168.130.228:9092", "vp_tracking", vp_nodes::vp_broke_for::NORMAL); 
    auto osd = std::make_shared<vp_nodes::vp_osd_node>("osd"); 
    auto split = std::make_shared<vp_nodes::vp_split_node>("split_by_channel", true); 
    auto screen_des_0 = std::make_shared<vp_nodes::vp_screen_des_node>("screen_des_0", 0);     
    auto srceen_des_1 = std::make_shared<vp_nodes::vp_screen_des_node>("screen_des_1", 1); 
 
    // construct pipeline 
    yolo_detector->attach_to({file_src_0, file_src_1}); 
    json_kafka_broker_0->attach_to({yolo_detector}); 
    osd->attach_to({json_kafka_broker_0}); 
    split->attach_to({osd}); 
    screen_des_0->attach_to({split}); 
    srceen_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(); 
}