first commit

samples/obstacle_detect_sample.cpp

@@ -0,0 +1,46 @@
+#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 "../utils/analysis_board/vp_analysis_board.h"
+
+/*
+* ## obstacle_detect_sample ##
+* detect obstacles using yolo on road.
+*/
+
+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/unclear.mp4", 0.5);
+    auto file_src_1 = std::make_shared<vp_nodes::vp_file_src_node>("file_src_1", 1, "./vp_data/test_video/roadblock.mp4", 0.5);
+    auto yolo_detector = std::make_shared<vp_nodes::vp_yolo_detector_node>("obstacle_detector", "./vp_data/models/det_cls/obstacles_yolov5s.onnx", "", "./vp_data/models/det_cls/obstacles_2classes.txt", 640, 640);
+    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});
+    osd->attach_to({yolo_detector});
+    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();
+}