[ADD] basis for async arm detection

src/computervision/async/async_arm_detection.h

@@ -0,0 +1,22 @@
+#pragma once
+#include <vector>
+#include <opencv2/core/types.hpp>
+#include <opencv2/videoio.hpp>
+#include <functional>
+#include "../OpenPoseVideo.h"
+
+
+namespace computervision
+{
+	class AsyncArmDetection
+	{
+	public:
+		AsyncArmDetection(void);
+
+		
+		void start(std::function<void(std::vector<cv::Point>)>, cv::VideoCapture cap, computervision::OpenPoseVideo op);
+	private:
+		void run_arm_detection();
+	};
+
+}