feat: 增加图像翻转方法

capture.h

@@ -15,14 +15,16 @@ public:
     int height;
     int fps;
     bool status = false;
+    bool flip = false;
     char zmq_bind_addr[40] = "tcp://*:";
+
     std::thread *thread;
     cv::VideoCapture *cap;
     cv::Mat frame;
     zmq::context_t *context;
     zmq::socket_t *socket;
 
-    capture(int camera_index, int zmq_port, int width_set = 320, int height_set = 240, int fps_set = 20);
+    capture(int camera_index, int zmq_port, int width_set = 320, int height_set = 240, int fps_set = 20, bool flip = false);
     void start(void);
     void run(void);
     bool is_open(void);