bob_central.art_observer_node
=============================

.. py:module:: bob_central.art_observer_node

.. autoapi-nested-parse::

   Art Observer Node.

   Monitors artwork files and streams them to the dashboard without flickering.
   Uses a persistent buffer to ensure seamless transitions.



Classes
-------

.. autoapisummary::

   bob_central.art_observer_node.ArtObserverNode


Functions
---------

.. autoapisummary::

   bob_central.art_observer_node.main


Module Contents
---------------

.. py:class:: ArtObserverNode

   Bases: :py:obj:`rclpy.node.Node`


   ROS 2 node for monitoring and streaming artwork seamlessly.


   .. py:attribute:: image_path


   .. py:attribute:: pipe_path


   .. py:attribute:: fps


   .. py:attribute:: img_size


   .. py:attribute:: img_pos


   .. py:attribute:: register_dashboard


   .. py:attribute:: pub_events


   .. py:attribute:: last_mtime
      :value: 0



   .. py:attribute:: image_buffer
      :value: None



   .. py:attribute:: buffer_lock


   .. py:attribute:: running
      :value: True



   .. py:attribute:: stream_thread


   .. py:method:: register_layer()

      Register the artwork layer with the streamer.



   .. py:method:: _streaming_loop()

      Persist loop to push frames into the pipe at a steady rate.



   .. py:method:: check_art()

      Check for file changes and update buffer.



.. py:function:: main(args=None)

   Run art observer.