first commit

samples/lane_detect_sample.cpp

@@ -0,0 +1,40 @@
+#include "../nodes/vp_file_src_node.h"
+#include "../nodes/infers/vp_lane_detector_node.h"
+#include "../nodes/osd/vp_lane_osd_node.h"
+#include "../nodes/vp_screen_des_node.h"
+
+#include "../utils/analysis_board/vp_analysis_board.h"
+
+/*
+* ## lane_detect_sample ##
+* detect lanes 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/vehicle_count.mp4", 0.6, true, "avdec_h264", 4);
+    auto lane_detector = std::make_shared<vp_nodes::vp_lane_detector_node>("lane_detector", "./vp_data/models/lane/lane_det.onnx");
+    auto lane_osd = std::make_shared<vp_nodes::vp_lane_osd_node>("lane_osd");
+    auto screen_des_0_osd = std::make_shared<vp_nodes::vp_screen_des_node>("screen_des_0_osd", 0);    
+    auto srceen_des_0_ori = std::make_shared<vp_nodes::vp_screen_des_node>("srceen_des_0_ori", 0, false);
+
+    // construct pipeline
+    lane_detector->attach_to({file_src_0});
+    lane_osd->attach_to({lane_detector});
+    screen_des_0_osd->attach_to({lane_osd});
+    srceen_des_0_ori->attach_to({lane_osd});
+
+    // start pipeline
+    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();
+}