Create a new atomic queue instance. @initial_size will be rounded up to the nearest power of 2 and used as the initial size of the queue.
initial queue size
Return: a new #GstAtomicQueue
ConstructionException GTK+ fails to create the object.
See Implementation
Create a new atomic queue instance. @initial_size will be rounded up to the nearest power of 2 and used as the initial size of the queue.