Membrane.Element.Base.handle_shutdown

You're seeing just the callback handle_shutdown, go back to Membrane.Element.Base module for more information.

handle_shutdown(reason, state)

handle_shutdown(reason, state :: Membrane.Element.state_t()) :: :ok
when reason: :normal | :shutdown | {:shutdown, any()} | term()

Callback invoked when element is shutting down just before process is exiting. Internally called in GenServer.terminate/2 callback.