AareGUI: Smoothen exit from GUI by adding timeout on ZeroMQ

gui/src/aaregui/threads/axis_video_thread.py

@@ -28,7 +28,7 @@ class VideoThread(QThread):
         self.session = requests.Session()
 
         # Set connection timeout and read timeout
-        timeout = (5, 30)  # (connect_timeout, read_timeout)
+        timeout = (1, 3)  # (connect_timeout, read_timeout)
 
         try:
             # Start streaming
@@ -124,10 +124,8 @@ class VideoThread(QThread):
 
     def stop(self):
         self.running = False
-        print("Video thread stop requested")
         if self.session:
             self.session.close()
         self.quit()
-        print("Video thread stopped. Exiting...")
         self.wait()
 

gui/src/aaregui/threads/camera_thread.py

@@ -16,6 +16,7 @@ class SampleCameraThread(QThread):
         context = zmq.Context()
         self.__socket = context.socket(zmq.SUB)
         self.__socket.setsockopt(zmq.SUBSCRIBE, b"")
+        self.__socket.setsockopt(zmq.RCVTIMEO, 500)
         self.__socket.connect(zmq_url)
 
         self.running = True
@@ -40,6 +41,8 @@ class SampleCameraThread(QThread):
                     self.camera_image.emit(QPixmap.fromImage(qimage))
                 else:
                     print("Sample camera image has wrong dimensions")
+            except zmq.Again:  # Timeout occurred
+                continue  # Check self.running again
             except Exception as e:
                 print(f"Error in sample camera thread {e}")
 
@@ -50,5 +53,4 @@ class SampleCameraThread(QThread):
         if self.__socket:
             self.__socket.close()
         self.quit()
-        print("Camera thread stopped. Exiting...")
         self.wait()