Update YOLOv8-ONNXRuntime-CPP (#3455)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>

examples/YOLOv8-ONNXRuntime-CPP/main.cpp

@@ -0,0 +1,44 @@
+#include <iostream>
+#include <stdio.h>
+#include "inference.h"
+#include <filesystem>
+
+
+
+void file_iterator(DCSP_CORE*& p)
+{
+	std::filesystem::path img_path = R"(E:\project\Project_C++\DCPS_ONNX\TEST_ORIGIN)";
+	int k = 0;
+	for (auto& i : std::filesystem::directory_iterator(img_path))
+	{
+		if (i.path().extension() == ".jpg")
+		{
+			std::string img_path = i.path().string();
+			//std::cout << img_path << std::endl;
+			cv::Mat img = cv::imread(img_path);
+			std::vector<DCSP_RESULT> res;
+			char* ret = p->RunSession(img, res);
+			for (int i = 0; i < res.size(); i++)
+			{
+				cv::rectangle(img, res.at(i).box, cv::Scalar(125, 123, 0), 3);
+			}
+
+			k++;
+			cv::imshow("TEST_ORIGIN", img);
+			cv::waitKey(0);
+			cv::destroyAllWindows();
+			//cv::imwrite("E:\\output\\" + std::to_string(k) + ".png", img);
+		}
+	}
+}
+
+
+
+int main()
+{
+	DCSP_CORE* p1 = new DCSP_CORE;
+	std::string model_path = "yolov8n.onnx";
+	DCSP_INIT_PARAM params{ model_path, YOLO_ORIGIN_V8, {640, 640}, 80, 0.1, 0.5, false };
+	char* ret = p1->CreateSession(params);
+	file_iterator(p1);
+}