When controllable is true, this function ensures that future calls to gst.poll.Poll.wait will be affected by gst.poll.Poll.restart and gst.poll.Poll.setFlushing.
This function only works for non-timer #GstPoll objects created with gst.poll.Poll.new_.
new controllable state.
true if the controllability of set could be updated.
When controllable is true, this function ensures that future calls to gst.poll.Poll.wait will be affected by gst.poll.Poll.restart and gst.poll.Poll.setFlushing.
This function only works for non-timer #GstPoll objects created with gst.poll.Poll.new_.